TW201826825A - Communication method, terminal equipment, and network equipment - Google Patents

Abstract

A communication method, a terminal device, and a network device for increasing the efficiency of a mobility management operation. The communication method comprises: a terminal device acquires beam measurement information, the beam measurement information being information of a beam or a beam group of a first cell detected by the terminal device, and the first cell comprising an adjacent cell or a serving cell of the terminal device; and the terminal device performs a mobility management operation on the basis of the beam measurement information, the mobility management operation comprising cell selection, cell reselection, or measurement result submission.

Description

Communication method, terminal equipment and network equipment

The embodiments of the present application relate to the field of communications, and more specifically, to a communication method, a terminal device, and a network device.

Beamforming technology is a digital signal processing technology based on an antenna array. It has great advantages in expanding coverage, improving edge throughput, and interference suppression.

In the existing communication system, the resident of the terminal device in the cell is mainly based on the measurement of the reference signal at the cell level. Although beamforming technology exists in the network, since most networks are deployed in low frequency bands and use wide beams, and at the same time, the beams are not visible to terminal equipment, so terminal equipment is performing mobility operations (such as cell selection, cell reselection Or handover), you only need to consider cell information.

The embodiments of the present application provide a communication method, a terminal device, and a network device, which can improve the efficiency of mobility management operations.

According to a first aspect, a communication method is provided, including: obtaining, by a terminal device, beam measurement information, where the beam measurement information is information about a beam or a beam group of a first cell detected by the terminal device, and the first cell includes the The neighboring cell or serving cell of the terminal device; the terminal device performs a mobility management operation based on the beam measurement information, and the mobility management operation includes cell selection, cell reselection, or measurement result reporting.

In the embodiment of the present application, the terminal device acquires beam measurement information and performs mobility management operations according to the beam measurement information. The beam measurement information is information about a beam or a beam group of the first cell detected by the terminal device, so that the terminal device By detecting the beam measurement information and considering the beam measurement information when performing the mobility management operation, the efficiency of the mobility management operation of the terminal device is improved.

In a possible implementation manner, the performing, by the terminal device, a mobility management operation based on the beam measurement information includes: determining, by the terminal device, a candidate neighboring cell from the neighboring cells based on the beam measurement information; the The terminal device determines a target cell for cell selection or cell reselection from the candidate neighboring cells, or the terminal device triggers a cell measurement report.

In a possible implementation manner, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the terminal device obtains the beam measurement information from the beam measurement information based on the beam measurement information. Determining a candidate neighboring cell in the neighboring cell includes: the terminal device determining a candidate neighboring cell from the neighboring cell, and the first beam number of the candidate neighboring cell is greater than or equal to a first preset threshold.

In a possible implementation manner, the cell measurement report includes first indication information, and the first indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, and a location of the candidate neighboring cell. The number of the first beams and the number of the first beams of the candidate neighboring cells are greater than or equal to the first preset threshold.

In a possible implementation manner, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell, and the terminal device determines a candidate neighboring cell from the neighboring cell based on the beam measurement information, The method includes: the terminal device determines a candidate neighboring cell from the neighboring cells, and a beam width of a beam or a beam group found by the candidate neighboring cell complies with a preset rule.

In a possible implementation manner, a beam width of a beam or a beam group discovered by the candidate neighboring cell complies with a preset rule, including: a beam width of a beam or a beam group discovered by the candidate neighboring cell is greater than or equal to a beam width threshold; Or, the beam width of the beam or beam group discovered by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell.

In a possible implementation manner, the cell measurement report includes second indication information, and the second indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, a The beam width of the beam or beam group, the beam width of the beam or beam group found by the candidate neighboring cell is greater than or equal to the beam width threshold, and the beam or beam width threshold found by the candidate neighboring cell is found by the neighboring cell The beam with the largest beam width in a beam or beam group.

In a possible implementation manner, the beam measurement information includes transmission power of a beam or a beam group discovered by the neighboring cell, and the terminal device determines a candidate neighboring cell from the neighboring cell based on the beam measurement information, The method includes: the terminal device determines a candidate neighboring cell from the neighboring cells, a first distance between a beam or a beam group included in the candidate neighboring cell and the terminal device is less than a distance threshold, and the first distance is based on The transmission power of the beam or beam group found by the candidate neighboring cell is determined.

In a possible implementation manner, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information in a possible implementation manner: an identifier of the candidate neighboring cell, the The first distance of the candidate neighboring cell or the first distance of the candidate neighboring cell is less than the distance threshold.

In a possible implementation manner, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the terminal device obtains the beam measurement information from the beam measurement information based on the beam measurement information. Determining a candidate neighbor cell in the neighbor cell includes: the terminal device determines a candidate neighbor cell, the candidate neighbor cell is a unique neighbor cell found, and the number of the first beams of the candidate neighbor cell is less than a second preset Threshold.

In a possible implementation manner, the cell measurement report includes fourth indication information and / or fifth indication information, the fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication The information indicates at least one of the following information: the identity of the candidate neighboring cell, the number of the first beams of the candidate neighboring cell, and the number of the first beams of the candidate neighboring cell being less than the second preset threshold .

In a possible implementation manner, the method further includes: the terminal device determines beam configuration information, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell; and the terminal device is based on the Performing the mobility management operation on the beam measurement information includes: performing, by the terminal device, a mobility management operation based on the beam measurement information and the beam configuration information.

In a possible implementation manner, the performing, by the terminal device, a mobility management operation based on the beam measurement information and the beam configuration information includes: the terminal device, based on the beam measurement information and the beam configuration information, from A candidate neighboring cell is determined in the neighboring cell; the terminal device determines a target cell for cell selection or cell reselection from the candidate neighboring cell, or the terminal device triggers a cell measurement report.

In a possible implementation manner, the beam measurement information includes a first beam number of a beam or a beam group of the neighboring cell, and the beam configuration information includes a total number of beams of the beam or the beam group of the neighboring cell. The terminal device determining a candidate neighboring cell from the neighboring cells based on the beam measurement information and the beam configuration information includes: the terminal device determining a candidate neighboring cell from the neighboring cells, and the candidate neighboring cell A ratio of the number of the first beams to a total number of beams of a beam or a beam group included in the candidate neighboring cell is greater than or equal to a third preset threshold.

In a possible implementation manner, the cell measurement report includes sixth indication information, where the sixth indication information is used to indicate at least one of the following information: the number of the first beams of the candidate neighboring cell and the The ratio of the total number of beams and the ratio of the number of the first beams of the candidate neighboring cells to the total number of beams is greater than or equal to the second preset threshold.

In a possible implementation manner, the beam measurement information includes a first beam number of beams or beam groups discovered by the neighboring cell, and the beam configuration information includes a total number of beams or beam groups included in the neighboring cell. The determining, by the terminal device, candidate neighboring cells from the neighboring cells based on the beam measurement information and the beam configuration information includes: determining, by the terminal device, candidate neighboring cells, and the candidate neighboring cells are the only ones found. A neighboring cell, and a ratio of a first number of beams of the candidate neighboring cell to a total number of beams or beam groups included in the candidate neighboring cell is less than a fourth preset threshold.

In a possible implementation manner, the cell measurement report includes seventh indication information and / or eighth indication information, where the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth The indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, a ratio of the number of the first beams to the total number of beams, and a ratio of the number of the first beams to the total number of beams smaller than a fourth Preset threshold.

In a possible implementation manner, the beam measurement information includes a second beam number of beams or beam groups that meets a quality threshold found by the serving cell, and the terminal device performs a mobility management operation based on the beam measurement information. The method includes: when the number of the second beams is less than a fifth preset threshold, the terminal device starts cell measurement.

In a possible implementation manner, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, and the beams or beam groups included in the first cell. Width, the transmission power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

In a possible implementation manner, the beam configuration information includes an identifier of the first cell.

In a possible implementation manner, the beam configuration information includes an identifier of a beam or a beam group.

In a possible implementation manner, the determining, by the terminal device, beam configuration information includes: receiving, by the terminal device, the beam configuration information from a network device.

In a possible implementation manner, the beam configuration information is carried in system information or dedicated information.

In a second aspect, a communication method is provided, including: a network device receives a cell measurement report from a terminal device, the cell measurement report is used to indicate information of a candidate neighboring cell of the terminal device, and the cell measurement report is the terminal The device is triggered based on beam measurement information, where the beam measurement information is information about a beam or a beam group of a first cell detected by the terminal device, and the first cell includes a neighboring cell or a serving cell of the terminal device. The network device determines the candidate neighboring cell according to the cell measurement report; the network device determines, from the candidate neighboring cells, a target cell for cell switching of the terminal device.

In the embodiment of the present application, the network device receives the cell measurement report sent by the terminal device, and determines the target cell for the cell switching of the terminal device from the candidate neighboring cells according to the candidate neighbor cell information indicated by the cell measurement report. The cell measurement report It is triggered based on the beam measurement information. The network device considers the beam measurement information when performing cell switching, thereby improving the efficiency of the mobility management operation.

In a possible implementation manner, the cell measurement report includes first indication information, and the first indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, a pre- The number of first beams of a beam or beam group with a quality threshold and the number of first beams of the candidate neighboring cell are greater than or equal to a first preset threshold.

In a possible implementation manner, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell, the cell measurement report includes second indication information, and the second indication information includes the following information: At least one: the identifier of the candidate neighboring cell, the beam width of the beam or beam group found by the candidate neighboring cell, the beam width of the beam or beam group found by the candidate neighboring cell is greater than or equal to the beam width threshold, The beam or beam width threshold found by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell.

In a possible implementation manner, the beam measurement information includes transmission power of a beam or a beam group discovered by the neighboring cell, the cell measurement report includes third indication information, and the third indication information includes the following information: At least one: an identifier of the candidate neighboring cell, a first distance between a beam or beam group included in the candidate neighboring cell and the terminal device, and a first distance of the candidate neighboring cell is less than a distance threshold, where The first distance is determined according to a transmit power of a beam or a beam group found by the candidate neighboring cell.

In a possible implementation manner, the beam measurement information includes a first number of beams or beam groups found by the neighboring cell that meet a preset quality threshold, and the cell measurement report includes fourth indication information and / or Five indication information, the fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication information indicates at least one of the following information: the identity of the candidate neighboring cell, the candidate neighboring cell The number of the first beams and the number of the first beams of the candidate neighboring cells are smaller than a second preset threshold.

In a possible implementation manner, the communication method further includes: the network device sends beam configuration information to the terminal device, where the beam configuration information is used to indicate a configuration of a beam or a beam group included in the first cell Information, the beam configuration information is used by the terminal device to perform a mobility management operation, and the mobility management operation includes cell selection, cell reselection, or measurement result reporting.

In a possible implementation manner, the beam measurement information includes a first number of beams or beam groups of the neighboring cell that meet a preset quality threshold, and the beam configuration information includes a beam or The total number of beams of the beam group, the cell measurement report includes sixth indication information, and the sixth indication information is used to indicate at least one of the following information: the number of the first beams of the candidate neighboring cell and the total The ratio of the number of beams and the ratio of the first number of beams to the total number of beams of the candidate neighboring cell are greater than or equal to a third preset threshold.

In a possible implementation manner, the beam measurement information includes a first number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the beam configuration information includes beams or beams of the neighboring cell The total number of beams of the group, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information Indicates at least one of the following information: the identity of the candidate neighboring cell, the ratio of the number of the first beams to the total number of beams, and the ratio of the number of the first beams to the total number of beams being less than a fourth preset Threshold.

In a possible implementation manner, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, and the beams or beam groups included in the first cell. Width, the transmission power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

In a possible implementation manner, the beam configuration information includes an identifier of the first cell.

In a possible implementation manner, the beam configuration information includes an identifier of a beam or a beam group.

In a possible implementation manner, the beam configuration information is carried in system information or dedicated information.

According to a third aspect, a terminal device is provided to execute the foregoing first aspect or the method in any possible implementation manner of the first aspect. Specifically, the terminal device includes a unit for performing the foregoing first aspect or the method in any possible implementation manner of the first aspect.

According to a fourth aspect, a network device is provided for performing the foregoing second aspect or the method in any possible implementation manner of the second aspect. Specifically, the network device includes a unit for performing the foregoing second aspect or the method in any possible implementation manner of the second aspect.

According to a fifth aspect, a communication system is provided. The communication system includes the terminal device of the third aspect and the network device of the fourth aspect.

According to a sixth aspect, a terminal device is provided, which includes a memory for storing a program; a communication interface for communicating with other devices; a processor for executing a program in the memory; when the program is executed, when the program is executed, When the program is executed, the processor is configured to execute the method of the first aspect.

In a seventh aspect, a network device is provided, which includes a memory for storing a program; a communication interface for communicating with other devices; a processor for executing a program in the memory; when the program is executed, when When the program is executed, the processor is configured to execute the method of the second aspect.

According to an eighth aspect, a communication system is provided. The communication system includes the terminal device of the sixth aspect and the network device of the seventh aspect.

According to a ninth aspect, a computer storage medium is provided. The computer storage medium stores program code, where the program code is used to instruct to execute the communication method in the first aspect or any possible implementation manner of the first aspect.

According to a tenth aspect, a computer storage medium is provided. The computer storage medium stores program code, where the program code is used to instruct to execute the communication method in the foregoing second aspect or any one of the possible implementation manners of the second aspect.

The technical solutions in the embodiments of the present application will be described below with reference to the drawings.

It should be understood that the technical solutions in the embodiments of the present application can be applied to various communication systems, for example: a Global System of Mobile Communication (GSM) system, a Code Division Multiple Access (CDMA) system, and a broadband code division Multiple Access (Wideband Code Division Multiple Access, WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Frequency Division Duplex (FDD) system , LTE Time Division Duplex (TDD), Universal Mobile Telecommunication System (UMTS) or Worldwide Interoperability for Microwave Access (WiMAX) communication system, New Radio (New Radio, NR) system (or 5G system), 4.5G system.

The terminal devices involved in the embodiments of the present application may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to a wireless modem, and various forms of user equipment UE), mobile station (MS), terminal, terminal device, etc. For convenience of description, in the embodiments of the present application, the above-mentioned devices are collectively referred to as terminal devices.

The network device in the embodiment of the present application may be a device for communicating with a terminal device. The network device may be a base station (BTS) in GSM or CDMA, or a base station (NodeB, NB in a WCDMA system). ), It may also be an evolved base station (Evolutional NodeB, eNB or eNodeB) in the LTE system, or a wireless controller in a Cloud Radio Access Network (CRAN) scenario, or the network device may be The relay station, the access point, the in-vehicle device, and the wearable device are not limited in the embodiments of the present application.

As mentioned above, in the beamforming technology, since most networks are deployed in low frequency bands and use wide beams, and at the same time, the beams are not visible to the terminal equipment. Therefore, terminal equipment and network equipment are performing mobility operations (such as cell selection). , Cell reselection, measurement result reporting or cell switching), beam related information is not considered.

However, in the future 5G system, the wireless network will be extended from a low frequency band to a high frequency band, and the beam will continue to narrow and the beam will be visible to the terminal device. Therefore, beam related information needs to be considered when performing mobility management operations.

In the embodiment of the present application, the terminal device or the network device performs a mobility management operation according to the beam-related information, which can improve communication efficiency.

FIG. 1 is a schematic diagram of an application scenario according to an embodiment of the present application. As shown in FIG. 1, a terminal device may measure beam measurement information of a first cell, and the first cell may be a neighboring cell or a serving cell of the terminal device. The beam measurement information may be information of a beam or a beam group of the first cell detected by the terminal device. Network equipment and terminal equipment can perform mobility management operations according to the beam measurement information. The mobility management operation performed by the terminal may include cell selection, cell reselection, or reporting of measurement results. The reporting of the measurement results includes sending a cell measurement report to a network device. The mobility management operation performed by the network device may include cell handover. The network device may perform cell handover according to the cell measurement result reported by the terminal device.

Further, the network device may configure beam configuration information for the terminal device. The beam configuration information may indicate configuration information of a beam or a beam group of the first cell. The terminal device and the network device may perform the foregoing mobility management operation based on the beam measurement information and the beam configuration information. In order to facilitate the terminal device to perform the mobility management operation according to the beam configuration information.

Optionally, cell selection and cell reselection may be initiated and completed by the terminal device. The cell switching may be performed by the terminal device in a connected state. Cell handover is completed by terminal equipment and network equipment.

FIG. 2 is a schematic diagram of a communication method 100 according to an embodiment of the present application. As shown in FIG. 2, the communication method 100 may be executed by a terminal device. The method 100 includes:

S101. A terminal device obtains beam measurement information, where the beam measurement information is information about a beam or a beam group of a first cell detected by the terminal device, and the first cell includes a neighboring cell or a serving cell of the terminal device.

S102. The terminal device performs a mobility management operation based on the beam measurement information. The mobility management operation includes cell selection, cell reselection, or measurement result reporting.

The above measurement result reporting includes sending a cell measurement report to a network device.

Optionally, the network device may perform cell handover according to a cell measurement report sent by the terminal device.

Optionally, the terminal device may actively initiate and complete cell selection or cell reselection according to the beam measurement information.

In the embodiment of the present application, the terminal device acquires beam measurement information and performs mobility management operations according to the beam measurement information. The beam measurement information is information about a beam or a beam group of the first cell detected by the terminal device, so that the terminal device By detecting the beam measurement information and considering the beam measurement information when performing the mobility management operation, the efficiency of the mobility management operation of the terminal device is improved.

Optionally, the terminal device performing the mobility management operation based on the beam measurement information may include: the terminal device determines a candidate neighboring cell from the neighboring cells based on the beam measurement information; and the terminal device determines the candidate neighboring cell from the candidate neighbor. In the cell, a target cell for cell selection or cell reselection is determined, or the terminal device triggers a cell measurement report.

Optionally, the foregoing candidate neighboring cell may be one or more candidate neighboring cells.

Optionally, the terminal device triggers a cell measurement report, and the cell measurement report may be used for a network device to make a cell handover decision. For example, the network device may determine whether to perform a cell handover or determine a target cell for the cell handover according to the cell measurement report.

Optionally, the cell measurement report may include information indicating a candidate neighboring cell, for example, the cell measurement report may include an identifier of the candidate neighboring cell.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the terminal device determines from the neighboring cells based on the beam measurement information. The candidate neighboring cell includes: the terminal device determines a candidate neighboring cell from the neighboring cells, and the number of the first beams of the candidate neighboring cell is greater than or equal to a first preset threshold.

In the embodiment of the present application, the terminal device may select a candidate neighboring cell according to whether the first beam number of the beam or beam group indicated in the beam measurement information is greater than or equal to a first preset threshold. The candidate neighboring cell is cell selection, cell re- It selects neighboring cells for cell switching or cell switching, thereby considering whether the beam or beam group discovered by the neighboring cell meets a preset quality threshold when performing mobility management switching, and improves the efficiency of mobility management operations.

Optionally, one or more types of parameters may be adopted as the quality threshold to satisfy the preset quality threshold. As an example, the signal strength threshold may be used as the quality threshold, or other types of parameters may also be adopted. For example, a reference signal receiving power (RSRP) or a reference signal receiving quality (RSRV) can be used as a reference.

As an example, a cell occupied by multiple beams and beam groups that meet a preset quality threshold may be selected as a candidate neighboring cell, and the candidate neighboring cells are sorted according to the quality of the beam or beam group, so that the terminal device or the network device can perform Mobility Operations Management.

As an example, the cell measurement report may include first indication information, where the first indication information is used to indicate at least one of the following information: the identity of the candidate neighboring cell, the number of the first beams of the candidate neighboring cell, The number of the first beams of the candidate neighboring cell is greater than or equal to the first preset threshold.

In the embodiment of the present application, the first indication information included in the cell measurement report can indicate whether the number of first beams of the candidate neighboring cell or whether the number of first beams of the candidate neighboring cell is greater than or equal to a first preset threshold, so that the network device may The cell measurement report makes a decision on cell handover and improves the efficiency of mobility management operations.

The beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell, and the terminal device determines a candidate neighboring cell from the neighboring cell based on the beam measurement information, and the terminal device includes: A candidate neighboring cell is determined in the cell, and a beam width of a beam or a beam group found by the candidate neighboring cell complies with a preset rule.

In the embodiment of the present application, the terminal device may select a candidate neighboring cell according to whether a beam width of a beam or a beam group indicated in the beam measurement information meets a preset rule, and the candidate neighboring cell is a neighbor of cell selection, cell reselection, or cell switching. Cell, so that the beam width of the beam or beam group is taken into consideration when performing mobility management handover, improving the efficiency of mobility management operations.

As an example, the beam width of the beam or beam group discovered by the candidate neighboring cell complies with a preset rule, including: the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to a beam width threshold; or The beam width of the beam or beam group discovered by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell.

As an example, the beam width of the beam or beam group discovered by the candidate neighboring cell complies with a preset rule, including: the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to a beam width threshold; or The beam width of the beam or beam group discovered by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell.

In the embodiment of the present application, the second indication information included in the cell measurement report can indicate whether a beam width of a beam or a beam group of a candidate neighboring cell is greater than or equal to a beam width threshold, so that a network device makes a decision on a cell handover according to the cell measurement report. , Which improves the efficiency of mobility management operations.

As an example, the cell measurement report includes second indication information, and the second indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, a beam or a beam group discovered by the candidate neighboring cell , The beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to the beam width threshold, and the beam or beam width threshold of the candidate neighboring cell discovery is the beam or beam group discovered by the neighboring cell The beam with the largest mid-beam width.

As an example, the beam measurement information includes transmission power of a beam or beam group discovered by the neighboring cell, and the terminal device determines a candidate neighboring cell from the neighboring cell based on the beam measurement information, including: the The terminal device determines a candidate neighboring cell from the neighboring cells. A first distance between a beam or a beam group included in the candidate neighboring cell and the terminal device is less than a distance threshold. The first distance is based on the candidate neighboring cell. The transmit power of the beam or beam group found by the cell is determined.

In the embodiment of the present application, the terminal device may select a candidate neighboring cell according to whether the first distance of the neighboring cell indicated in the beam measurement information is less than a distance threshold. The candidate neighboring cell is a neighboring cell for cell selection, cell reselection, or cell switching. Therefore, the beam width of a beam or a beam group is considered when performing mobility management handover, and the efficiency of the mobility management operation is improved.

As an example, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information: an identifier of the candidate neighboring cell, a first distance of the candidate neighboring cell, or the candidate neighboring cell The first distance of is less than the distance threshold.

In the embodiment of the present application, the third indication information included in the cell measurement report can indicate whether the number of first beams of the candidate neighboring cell or the first distance of the candidate neighboring cell is greater than or equal to the distance threshold, so that the network device may Cell switching makes decisions, which improves the efficiency of mobility management operations.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the terminal device determines from the neighboring cells based on the beam measurement information. The candidate neighboring cell includes: the terminal device determines a candidate neighboring cell, the candidate neighboring cell is the only neighboring cell found, and the number of the first beams of the candidate neighboring cell is less than a second preset threshold.

As an example, the communication method 100 further includes: the terminal device determines beam configuration information, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell;

The performing, by the terminal device, a mobility management operation based on the beam measurement information includes: performing, by the terminal device, a mobility management operation based on the beam measurement information and the beam configuration information.

As an example, the terminal device performing a mobility management operation based on the beam measurement information and the beam configuration information includes: the terminal device from the neighboring cell based on the beam measurement information and the beam configuration information The terminal device determines a candidate neighboring cell, and the terminal device determines a target cell for cell selection or cell reselection from the candidate neighboring cells, or the terminal device triggers a cell measurement report.

Beam measurement information and beam configuration information improve the efficiency of mobility management operations.

As an example, the beam measurement information includes a first beam number of a beam or a beam group of the neighboring cell, the beam configuration information includes a total number of beams of the beam or a beam group of the neighboring cell, and the terminal device is based on The determining beam candidate information and the beam configuration information from the neighboring cells includes determining, by the terminal device, candidate neighboring cells from the neighboring cells, and the first A ratio of the number of beams to the total number of beams or beam groups included in the candidate neighboring cell is greater than or equal to a third preset threshold.

In the embodiment of the present application, the network device sends beam configuration information to the terminal device, and the beam configuration information includes a total number of beams of a beam or a beam group of an adjacent cell, so that the terminal device considers the first beam when performing mobility management operations The ratio between the number and the total number of beams improves the efficiency of mobility management operations.

As an example, the cell measurement report includes sixth indication information, where the sixth indication information is used to indicate at least one of the following information: the number of the first beam number and the total beam number of the candidate neighboring cell The ratio, and the ratio of the number of the first beams of the candidate neighboring cells to the total number of beams are greater than or equal to the second preset threshold.

As an example, the beam measurement information includes the first number of beams of the beam or beam group discovered by the neighboring cell, the beam configuration information includes the total number of beams of the beam or beam group included in the neighboring cell, and the terminal The device determining a candidate neighboring cell from the neighboring cells based on the beam measurement information and the beam configuration information includes: determining, by the terminal device, a candidate neighboring cell, where the candidate neighboring cell is the only neighboring cell found, and A ratio of a first number of beams of the candidate neighboring cell to a total number of beams of the included beam or beam group of the candidate neighboring cell is less than a fourth preset threshold.

As an example, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information indicates the following At least one of the information: the identity of the candidate neighboring cell, the ratio of the number of the first beams to the total number of beams, and the ratio of the number of the first beams to the total number of beams are less than a fourth preset threshold.

As an example, the beam measurement information includes a second beam number of beams or beam groups that meet the quality threshold found by the serving cell, and the terminal device performs a mobility management operation based on the beam measurement information, including: When the number of the second beams is less than a fifth preset threshold, the terminal device starts cell measurement.

The first threshold value to the fifth preset threshold value may be parameters previously configured by the network device for the terminal device, or may be carried in configuration information sent by the network device to the terminal device. For example, the configuration information may be beam configuration information.

In the embodiment of the present application, the beam measurement information obtainable by the terminal device may also include the number of the discovered beams or the second beams of the beam group of the serving cell where the terminal device is located, and then the terminal device may determine whether the beam measurement information is required Start cell measurement. In other words, when the number of second beams is less than the fifth preset threshold, the terminal device starts cell measurement to facilitate cell selection, cell reselection, or cell handover, thereby improving the efficiency of mobility management operations.

As an example, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, the beam width of the beams or beam groups included in the first cell, the The transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

As an example, the beam configuration information includes an identifier of the first cell.

As an example, the beam configuration information includes an identifier of a beam or a beam group.

As an example, the determining, by the terminal device, beam configuration information includes: receiving, by the terminal device, the beam configuration information from a network device.

As an example, the beam configuration information is carried in system information or dedicated information.

The communication method 100 according to the embodiment of the present application is described above with reference to FIGS. 1 and 2, and the communication method 200 according to the embodiment of the present application will be described below. The communication method 200 may be performed by a network device. include:

S201. A network device receives a cell measurement report from a terminal device, where the cell measurement report is used to indicate information about a candidate neighboring cell of the terminal device, and the cell measurement report is triggered by the terminal device based on beam measurement information. The beam measurement information is information of a beam or a beam group of a first cell detected by the terminal device, and the first cell includes a neighboring cell or a serving cell of the terminal device.

S202. The network device determines the candidate neighboring cell according to the cell measurement report.

S203. The network device determines a target cell for cell switching of the terminal device from the candidate neighboring cells.

In the embodiment of the present application, the network device receives the cell measurement report sent by the terminal device, and determines the target cell for the cell switching of the terminal device from the candidate neighboring cells according to the candidate neighbor cell information indicated by the cell measurement report. The cell measurement report It is triggered based on the beam measurement information. The network device considers the beam measurement information when performing cell switching, thereby improving the efficiency of the mobility management operation.

As an example, the cell measurement report includes first indication information, and the first indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, and a candidate found by the candidate neighboring cell that meets a preset quality threshold The first beam number of the beam or beam group and the first beam number of the candidate neighboring cell are greater than or equal to a first preset threshold.

As an example, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell, the cell measurement report includes second indication information, and the second indication information includes at least one of the following information: The identifier of the candidate neighboring cell, the beam width of the beam or beam group discovered by the candidate neighboring cell, the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to the beam width threshold, the candidate neighboring cell The discovered beam or beam width threshold is the beam with the largest beam width in the beam or beam group discovered by the neighboring cell.

As an example, the beam measurement information includes transmission power of a beam or beam group discovered by the neighboring cell, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information: The identifier of the candidate neighboring cell, the first distance between the beam or beam group contained in the candidate neighboring cell and the terminal device, and the first distance of the candidate neighboring cell is less than a distance threshold, wherein the first distance It is determined according to the transmit power of the beam or beam group found by the candidate neighboring cell.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the cell measurement report includes fourth indication information and / or fifth indication information, The fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, the first neighboring cell One beam number and the first beam number of the candidate neighboring cell are smaller than a second preset threshold.

As an example, the communication method 200 further includes that the network device sends beam configuration information to the terminal device, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell. The beam configuration information is used for the terminal device to perform a mobility management operation, and the mobility management operation includes cell selection, cell reselection, or measurement result reporting.

As an example, the beam measurement information includes a first number of beams or beam groups of the neighboring cell that satisfy a preset quality threshold, and the beam configuration information includes a total number of beams or beam groups of the neighboring cell. Number of beams, the cell measurement report includes sixth indication information, and the sixth indication information is used to indicate at least one of the following information: a ratio of the first beam number to the total beam number of the candidate neighboring cell The ratio of the first beam number to the total beam number of the candidate neighboring cells is greater than or equal to a third preset threshold.

As an example, the beam measurement information includes a first number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the beam configuration information includes a total beam of the beam or beam group of the neighboring cell Number, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information indicates that At least one of: an identifier of the candidate neighboring cell, a ratio of the first beam number to the total beam number, and a ratio of the first beam number to the total beam number that are less than a fourth preset threshold.

As an example, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, the beam width of the beams or beam groups included in the first cell, the The transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

As an example, the beam configuration information includes an identifier of the first cell.

As an example, the beam configuration information includes an identifier of a beam or a beam group.

As an example, the beam configuration information is carried in system information or dedicated information.

The communication method in the embodiment of the present application is described above, and the device in the embodiment of the present application will be described below with reference to the accompanying drawings.

FIG. 3 shows a schematic block diagram of a terminal device 300 according to an embodiment of the present application. The terminal device 300 can implement the steps performed by the terminal device above. The terminal device 300 includes: a processing unit 310 and a communication unit 320,

The processing unit 310 is configured to obtain beam measurement information through the communication unit 320, where the beam measurement information is information about a beam or a beam group of a first cell detected by the terminal device, and the first cell includes the terminal A neighboring cell or a serving cell of the device; and a mobility management operation based on the beam measurement information, where the mobility management operation includes cell selection, cell reselection, or measurement result reporting.

As an example, in terms of performing a mobility management operation based on the beam measurement information, the processing unit 310 is specifically configured to determine a candidate neighbor cell from the neighbor cells based on the beam measurement information; and from the candidate neighbor, In the cell, a target cell for cell selection or cell reselection is determined, or the terminal device triggers a cell measurement report.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and based on the beam measurement information, a candidate neighboring cell is determined from the neighboring cell In one aspect, the processing unit 310 is specifically configured to determine a candidate neighboring cell from the neighboring cells, and the number of the first beams of the candidate neighboring cell is greater than or equal to a first preset threshold.

As an example, the cell measurement report includes first indication information, and the first indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, and the first beam of the candidate neighboring cell The number of the first beams of the candidate neighboring cell is greater than or equal to the first preset threshold.

As an example, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell. In terms of determining a candidate neighboring cell from the neighboring cell based on the beam measurement information, the processing unit 310 specifically It is configured to determine a candidate neighboring cell from the neighboring cells, and a beam width of a beam or a beam group found by the candidate neighboring cell complies with a preset rule.

As an example, the beam width of the beam or beam group discovered by the candidate neighboring cell complies with a preset rule, including: the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to a beam width threshold; or The beam width of the beam or beam group discovered by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell.

As an example, the cell measurement report includes second indication information, and the second indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, a beam or a beam group discovered by the candidate neighboring cell , The beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to the beam width threshold, and the beam or beam width threshold of the candidate neighboring cell discovery is the beam or beam group discovered by the neighboring cell The beam with the largest mid-beam width.

As an example, the beam measurement information includes transmission power of a beam or a beam group discovered by the neighboring cell. In terms of determining a candidate neighboring cell from the neighboring cell based on the beam measurement information, the processing unit 310 specifically Configured to determine a candidate neighboring cell from the neighboring cells, where a first distance between a beam or beam group included in the candidate neighboring cell and the terminal device is less than a distance threshold, and the first distance is based on the candidate neighboring cell The transmit power of the beam or beam group found by the cell is determined.

As an example, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information: an identifier of the candidate neighboring cell, a first distance of the candidate neighboring cell, or the candidate The first distance of the neighboring cells is less than the distance threshold.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and based on the beam measurement information, a candidate neighboring cell is determined from the neighboring cell In one aspect, the processing unit 310 is specifically configured to determine a candidate neighboring cell, where the candidate neighboring cell is the only neighboring cell found, and the number of the first beams of the candidate neighboring cell is less than a second preset threshold.

As an example, the cell measurement report includes fourth indication information and / or fifth indication information, the fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication information indicates the following information At least one of: an identifier of the candidate neighboring cell, the number of the first beams of the candidate neighboring cell, and the number of the first beams of the candidate neighboring cell are less than the second preset threshold.

As an example, the processing unit 310 is further configured to determine beam configuration information, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell; mobility is performed based on the beam measurement information. In terms of management operations, the processing unit 310 is specifically configured to perform a mobility management operation based on the beam measurement information and the beam configuration information.

As an example, in terms of performing mobility management operations based on the beam measurement information and the beam configuration information, the processing unit 310 is specifically configured to, from the neighboring cell, based on the beam measurement information and the beam configuration information. Determine a candidate neighboring cell; and, determine a target cell for cell selection or cell reselection from the candidate neighboring cells, or trigger a cell measurement report.

As an example, the beam measurement information includes a first beam number of a beam or a beam group of the neighboring cell, and the beam configuration information includes a total number of beams of the beam or a beam group of the neighboring cell. With regard to the measurement information and the beam configuration information, determining a candidate neighboring cell from the neighboring cells, the processing unit 310 is specifically configured to determine a candidate neighboring cell from the neighboring cells, and the first A ratio of the number of beams to the total number of beams or beam groups included in the candidate neighboring cell is greater than or equal to a third preset threshold.

As an example, the cell measurement report includes sixth indication information, where the sixth indication information is used to indicate at least one of the following information: the number of the first beam number and the total beam number of the candidate neighboring cell The ratio, and the ratio of the number of the first beams of the candidate neighboring cells to the total number of beams are greater than or equal to the second preset threshold.

As an example, the beam measurement information includes a first number of beams of a beam or beam group discovered by the neighboring cell, and the beam configuration information includes a total number of beams of the beam or beam group included in the neighboring cell. The beam measurement information and the beam configuration information are used to determine a candidate neighboring cell from the neighboring cells. The processing unit 310 is specifically configured for the terminal device to determine a candidate neighboring cell. The candidate neighboring cell is the only one found. A neighboring cell, and a ratio of a first number of beams of the candidate neighboring cell to a total number of beams or beam groups included in the candidate neighboring cell is less than a fourth preset threshold.

As an example, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information indicates the following At least one of the information: the identity of the candidate neighboring cell, the ratio of the number of the first beams to the total number of beams, and the ratio of the number of the first beams to the total number of beams are less than a fourth preset threshold.

As an example, the beam measurement information includes the number of second beams of the beam or beam group that meets the quality threshold found by the serving cell. In terms of performing mobility management operations based on the beam measurement information, the processing unit 310 specifically And when the number of the second beams is less than a fifth preset threshold, start cell measurement.

As an example, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, the beam width of the beams or beam groups included in the first cell, the The transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

As an example, the beam configuration information includes an identifier of the first cell.

As an example, the beam configuration information includes an identifier of a beam or a beam group.

As an example, in determining the beam configuration information, the processing unit 310 is specifically configured to receive the beam configuration information from a network device through the communication unit 320.

As an example, the beam configuration information is carried in system information or dedicated information.

FIG. 4 shows a schematic block diagram of a network device 400 according to an embodiment of the present application. The network device 400 can implement the steps performed by the network device above. The network device 400 includes a processing unit 410 and a communication unit 420.

The processing unit 410 is configured to receive a cell measurement report from a terminal device through the communication unit 420. The cell measurement report is used to indicate information about a candidate neighboring cell of the terminal device, and the cell measurement report is the terminal device. Triggered based on beam measurement information, the beam measurement information is information of a beam or a beam group of a first cell detected by the terminal device, and the first cell includes a neighboring cell or a serving cell of the terminal device; and The cell measurement report, determining the candidate neighboring cell; and determining a target cell for cell switching of the terminal device from the candidate neighboring cell.

As an example, the cell measurement report includes first indication information, and the first indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, and a candidate found by the candidate neighboring cell that meets a preset quality threshold The first beam number of the beam or beam group and the first beam number of the candidate neighboring cell are greater than or equal to a first preset threshold.

As an example, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell, the cell measurement report includes second indication information, and the second indication information includes at least one of the following information: The identifier of the candidate neighboring cell, the beam width of the beam or beam group discovered by the candidate neighboring cell, the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to the beam width threshold, the candidate neighboring cell The discovered beam or beam width threshold is the beam with the largest beam width in the beam or beam group discovered by the neighboring cell.

As an example, the beam measurement information includes transmission power of a beam or beam group discovered by the neighboring cell, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information: The identifier of the candidate neighboring cell, the first distance between the beam or beam group contained in the candidate neighboring cell and the terminal device, and the first distance of the candidate neighboring cell is less than a distance threshold, wherein the first distance It is determined according to the transmit power of the beam or beam group found by the candidate neighboring cell.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the cell measurement report includes fourth indication information and / or fifth indication information, The fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, the first neighboring cell One beam number and the first beam number of the candidate neighboring cell are smaller than a second preset threshold.

As an example, the processing unit 410 is further configured to send beam configuration information to the terminal device through the communication unit 420, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell The beam configuration information is used for the terminal device to perform a mobility management operation, and the mobility management operation includes cell selection, cell reselection, or measurement result reporting.

As an example, the beam measurement information includes a first number of beams or beam groups of the neighboring cell that satisfy a preset quality threshold, and the beam configuration information includes a total number of beams or beam groups of the neighboring cell. Number of beams, the cell measurement report includes sixth indication information, and the sixth indication information is used to indicate at least one of the following information: a ratio of the first beam number to the total beam number of the candidate neighboring cell The ratio of the first beam number to the total beam number of the candidate neighboring cells is greater than or equal to a third preset threshold.

As an example, the beam measurement information includes a first number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the beam configuration information includes a total beam of the beam or beam group of the neighboring cell Number, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information indicates that At least one of: an identifier of the candidate neighboring cell, a ratio of the first beam number to the total beam number, and a ratio of the first beam number to the total beam number that are less than a fourth preset threshold.

As an example, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, the beam width of the beams or beam groups included in the first cell, the The transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

As an example, the beam configuration information includes an identifier of the first cell.

As an example, the beam configuration information includes an identifier of a beam or a beam group.

As an example, the beam configuration information is carried in system information or dedicated information.

FIG. 5 shows a schematic block diagram of a terminal device 500 according to an embodiment of the present application. The terminal device 500 can implement the steps performed by the terminal device 500 above. The terminal device 500 includes:

A memory 510, configured to store a program;

A transceiver 520, configured to communicate with other devices;

The processor 530 is configured to execute a program stored in the memory 510. When the program is executed, the processor 530 is configured to obtain beam measurement information through the transceiver 520, where the beam measurement information is detected by the terminal device. Beam or beam group information of a first cell, the first cell including a neighbor cell or a serving cell of the terminal device; and for performing a mobility management operation based on the beam measurement information, the mobility management operation Including cell selection, cell reselection, or measurement result reporting.

As an example, in terms of performing a mobility management operation based on the beam measurement information, the processor 530 is specifically configured to determine a candidate neighbor cell from the neighbor cells based on the beam measurement information; and from the candidate neighbor, In the cell, a target cell for cell selection or cell reselection is determined, or the terminal device triggers a cell measurement report.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and based on the beam measurement information, a candidate neighboring cell is determined from the neighboring cell In one aspect, the processor 530 is specifically configured to determine a candidate neighboring cell from the neighboring cells, and the first beam number of the candidate neighboring cell is greater than or equal to a first preset threshold.

As an example, the cell measurement report includes first indication information, and the first indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, and the first beam of the candidate neighboring cell The number of the first beams of the candidate neighboring cell is greater than or equal to the first preset threshold.

As an example, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell. In terms of determining a candidate neighboring cell from the neighboring cell based on the beam measurement information, the processor 530 specifically It is configured to determine a candidate neighboring cell from the neighboring cells, and a beam width of a beam or a beam group found by the candidate neighboring cell complies with a preset rule.

As an example, the beam width of the beam or beam group discovered by the candidate neighboring cell complies with a preset rule, including: the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to a beam width threshold; or The beam width of the beam or beam group discovered by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell.

As an example, the cell measurement report includes second indication information, and the second indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, a beam or a beam group discovered by the candidate neighboring cell , The beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to the beam width threshold, and the beam or beam width threshold of the candidate neighboring cell discovery is the beam or beam group discovered by the neighboring cell The beam with the largest mid-beam width.

As an example, the beam measurement information includes transmission power of a beam or a beam group discovered by the neighboring cell. In terms of determining a candidate neighboring cell from the neighboring cell based on the beam measurement information, the processor 530 specifically Configured to determine a candidate neighboring cell from the neighboring cells, where a first distance between a beam or beam group included in the candidate neighboring cell and the terminal device is less than a distance threshold, and the first distance is based on the candidate neighboring cell The transmit power of the beam or beam group found by the cell is determined.

As an example, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information: an identifier of the candidate neighboring cell, a first distance of the candidate neighboring cell, or the candidate The first distance of the neighboring cells is less than the distance threshold.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and based on the beam measurement information, a candidate neighboring cell is determined from the neighboring cell In one aspect, the processor 530 is specifically configured to determine a candidate neighboring cell, where the candidate neighboring cell is the only neighboring cell found, and the number of the first beams of the candidate neighboring cell is less than a second preset threshold.

As an example, the cell measurement report includes fourth indication information and / or fifth indication information, the fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication information indicates the following information At least one of: an identifier of the candidate neighboring cell, the number of the first beams of the candidate neighboring cell, and the number of the first beams of the candidate neighboring cell are less than the second preset threshold.

As an example, the processor 530 is further configured to determine beam configuration information, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell; performing mobility based on the beam measurement information In terms of management operations, the processor 530 is specifically configured to perform a mobility management operation based on the beam measurement information and the beam configuration information.

As an example, in terms of performing mobility management operations based on the beam measurement information and the beam configuration information, the processor 530 is specifically configured to, from the neighboring cell, based on the beam measurement information and the beam configuration information. Determine a candidate neighboring cell; and, determine a target cell for cell selection or cell reselection from the candidate neighboring cells, or trigger a cell measurement report.

As an example, the beam measurement information includes a first beam number of a beam or a beam group of the neighboring cell, and the beam configuration information includes a total number of beams of the beam or a beam group of the neighboring cell. With respect to the measurement information and the beam configuration information, determining a candidate neighboring cell from the neighboring cells, the processor 530 is specifically configured to determine a candidate neighboring cell from the neighboring cells, and the first A ratio of the number of beams to the total number of beams or beam groups included in the candidate neighboring cell is greater than or equal to a third preset threshold.

As an example, the cell measurement report includes sixth indication information, where the sixth indication information is used to indicate at least one of the following information: the number of the first beam number and the total beam number of the candidate neighboring cell The ratio, and the ratio of the number of the first beams of the candidate neighboring cells to the total number of beams are greater than or equal to the second preset threshold.

As an example, the beam measurement information includes a first number of beams of a beam or beam group discovered by the neighboring cell, and the beam configuration information includes a total number of beams of the beam or beam group included in the neighboring cell. In terms of the beam measurement information and the beam configuration information, in determining a candidate neighboring cell from the neighboring cells, the processor 530 is specifically configured for the terminal device to determine a candidate neighboring cell, and the candidate neighboring cell is the only one found. A neighboring cell, and a ratio of a first number of beams of the candidate neighboring cell to a total number of beams or beam groups included in the candidate neighboring cell is less than a fourth preset threshold.

As an example, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information indicates the following At least one of the information: the identity of the candidate neighboring cell, the ratio of the number of the first beams to the total number of beams, and the ratio of the number of the first beams to the total number of beams are less than a fourth preset threshold.

As an example, the beam measurement information includes the number of second beams of the beam or beam group that meets the quality threshold found by the serving cell. In terms of performing mobility management operations based on the beam measurement information, the processor 530 specifically And when the number of the second beams is less than a fifth preset threshold, start cell measurement.

As an example, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, the beam width of the beams or beam groups included in the first cell, the The transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

As an example, the beam configuration information includes an identifier of the first cell.

As an example, the beam configuration information includes an identifier of a beam or a beam group.

As an example, in determining the beam configuration information, the processor 530 is specifically configured to receive the beam configuration information from a network device through the transceiver 520.

As an example, the beam configuration information is carried in system information or dedicated information.

FIG. 6 shows a schematic block diagram of a network device 600 according to an embodiment of the present application. The network device 600 can implement the steps performed by the network device above. The network device 600 can implement the steps performed by the network device 600 above. The network device 600 includes:

A memory 610, configured to store a program;

A transceiver 620, configured to communicate with other devices;

A processor 630, configured to execute a program stored in the memory 610, and when the program is executed, the processor 630 is configured to receive a cell measurement report from a terminal device through the transceiver 620, and the cell measurement report is used to indicate Information of the candidate neighboring cell of the terminal device, the cell measurement report is triggered by the terminal device based on beam measurement information, and the beam measurement information is information of a beam or a beam group of the first cell detected by the terminal device The first cell includes a neighboring cell or a serving cell of the terminal device; determining the candidate neighboring cell according to the cell measurement report; and determining a cell handover of the terminal device from the candidate neighboring cell Target cell.

As an example, the cell measurement report includes first indication information, and the first indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, and a candidate found by the candidate neighboring cell that meets a preset quality threshold The first beam number of the beam or beam group and the first beam number of the candidate neighboring cell are greater than or equal to a first preset threshold.

As an example, the beam measurement information includes a beam width of a beam or a beam group discovered by the neighboring cell, the cell measurement report includes second indication information, and the second indication information includes at least one of the following information: The identifier of the candidate neighboring cell, the beam width of the beam or beam group discovered by the candidate neighboring cell, the beam width of the beam or beam group discovered by the candidate neighboring cell is greater than or equal to the beam width threshold, the candidate neighboring cell The discovered beam or beam width threshold is the beam with the largest beam width in the beam or beam group discovered by the neighboring cell.

As an example, the beam measurement information includes transmission power of a beam or beam group discovered by the neighboring cell, the cell measurement report includes third indication information, and the third indication information includes at least one of the following information: The identifier of the candidate neighboring cell, the first distance between the beam or beam group contained in the candidate neighboring cell and the terminal device, and the first distance of the candidate neighboring cell is less than a distance threshold, wherein the first distance It is determined according to the transmit power of the beam or beam group found by the candidate neighboring cell.

As an example, the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the cell measurement report includes fourth indication information and / or fifth indication information, The fourth indication information indicates that the neighboring cell is the only neighboring cell found, and the fifth indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, the first neighboring cell One beam number and the first beam number of the candidate neighboring cell are smaller than a second preset threshold.

As an example, the processor 630 is further configured to send beam configuration information to the terminal device through the transceiver 620, where the beam configuration information is used to indicate configuration information of a beam or a beam group included in the first cell The beam configuration information is used for the terminal device to perform a mobility management operation, and the mobility management operation includes cell selection, cell reselection, or measurement result reporting.

As an example, the beam measurement information includes a first number of beams or beam groups of the neighboring cell that satisfy a preset quality threshold, and the beam configuration information includes a total number of beams or beam groups of the neighboring cell. Number of beams, the cell measurement report includes sixth indication information, and the sixth indication information is used to indicate at least one of the following information: a ratio of the first beam number to the total beam number of the candidate neighboring cell The ratio of the first beam number to the total beam number of the candidate neighboring cells is greater than or equal to a third preset threshold.

As an example, the beam measurement information includes a first number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the beam configuration information includes a total beam of the beam or beam group of the neighboring cell Number, the cell measurement report includes seventh indication information and / or eighth indication information, the seventh indication information indicates that the candidate neighboring cell is the only neighboring cell found, and the eighth indication information indicates that At least one of: an identifier of the candidate neighboring cell, a ratio of the first beam number to the total beam number, and a ratio of the first beam number to the total beam number that are less than a fourth preset threshold.

As an example, the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, the beam width of the beams or beam groups included in the first cell, the The transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the priority of the reference signal included in the first cell.

As an example, the beam configuration information includes an identifier of the first cell.

As an example, the beam configuration information includes an identifier of a beam or a beam group.

As an example, the beam configuration information is carried in system information or dedicated information.

Those having ordinary knowledge in the technical field may realize that the units and algorithm steps of each example described in combination with the embodiments disclosed herein can be implemented by electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Professional technicians can use different methods to implement the described functions for each specific application, but such implementation should not be considered to be beyond the scope of this application.

Those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working processes of the systems, devices, and units described above can refer to the corresponding processes in the foregoing method embodiments, and are not repeated here.

In the several embodiments provided in this application, it should be understood that the disclosed systems, devices, and methods may be implemented in other ways. For example, the device embodiments described above are only schematic. For example, the division of the unit is only a logical function division. In actual implementation, there may be another division manner. For example, multiple units or components may be combined or may be Integration into another system, or some features can be ignored or not implemented. In addition, the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, which may be electrical, mechanical or other forms.

The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, or each of the units may exist separately physically, or two or more units may be integrated into one unit.

When the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium. Based on this understanding, the technical solution of this application is essentially a part that contributes to the existing technology or a part of the technical solution can be embodied in the form of a software product. The computer software product is stored in a storage medium, including several The instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method described in each embodiment of the present application. The aforementioned storage media include: USB hard disks, removable hard disks, Read-Only Memory (ROM), Random Access Memory (RAM), magnetic disks, or optical disks, which can store program codes. medium.

The above is only a specific implementation of this application, but the scope of protection of this application is not limited to this. Any person with ordinary knowledge in the technical field can easily think of changes or replacements within the technical scope disclosed in this application. It should be covered by the protection scope of this application. Therefore, the protection scope of this application shall be subject to the protection scope of the patent application scope.

100‧‧‧ Method

Steps S101, S102‧‧‧‧

300, 500‧‧‧ terminal equipment

310, 410‧‧‧ processing unit

320, 420‧‧‧ communication unit

400, 600‧‧‧ network equipment

510, 610‧‧‧Memory

520, 620‧‧‧ Transceiver

530, 630‧‧‧ processors

FIG. 1 is a schematic diagram of an application scenario according to an embodiment of the present application. FIG. 2 is a schematic diagram of a communication method according to an embodiment of the present application. 3 is a schematic structural diagram of a terminal device according to an embodiment of the present application. FIG. 4 is a schematic structural diagram of a network device according to an embodiment of the present application. 5 is a schematic structural diagram of a terminal device according to another embodiment of the present application. 6 is a schematic structural diagram of a network device according to another embodiment of the present application.

Claims (10)

A communication method, comprising: obtaining, by a terminal device, beam measurement information, where the beam measurement information is information about a beam or a beam group of a first cell detected by the terminal device, and the first cell includes a neighbor of the terminal device A cell or a serving cell; the terminal device performs a mobility management operation based on the beam measurement information, and the mobility management operation includes cell selection, cell reselection, or reporting of measurement results. The communication method according to item 1 of the scope of patent application, wherein the terminal device performing the mobility management operation based on the beam measurement information includes: the terminal device is based on the beam measurement information from the neighboring cell Determine a candidate neighboring cell; the terminal device determines a target cell for cell selection or cell reselection from the candidate neighboring cells, or the terminal device triggers a cell measurement report. The communication method according to item 2 of the scope of patent application, wherein the beam measurement information includes a first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the terminal device is based on the The beam measurement information, which determines a candidate neighboring cell from the neighboring cells, includes: the terminal device determines a candidate neighboring cell from the neighboring cells, and the first number of beams of the candidate neighboring cell is greater than or equal to a first preset Set a threshold; wherein the cell measurement report includes first indication information, and the first indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, the first of the candidate neighboring cell The number of beams and the first number of beams of the candidate neighboring cell are greater than or equal to the first preset threshold; or, the beam measurement information includes a beam width of a beam or a beam group found by the neighboring cell, and The terminal device determining a candidate neighboring cell from the neighboring cells based on the beam measurement information includes: the terminal device determining a candidate from the neighboring cells. Cell, the beam width of the beam or beam group discovered by the candidate neighboring cell complies with a preset rule; wherein the beam width of the beam or beam group discovered by the candidate neighboring cell complies with a preset rule, including: the candidate neighboring cell discovery The beam width of the beam or beam group is greater than or equal to the beam width threshold; or, the beam width of the beam or beam group discovered by the candidate neighboring cell is the beam with the largest beam width among the beams or beam groups discovered by the neighboring cell; The cell measurement report includes second indication information, and the second indication information is used to indicate at least one of the following information: an identifier of the candidate neighboring cell, a beam width of a beam or a beam group discovered by the candidate neighboring cell, The beam width of the beam or beam group found by the candidate neighboring cell is greater than or equal to the beam width threshold, and the beam or beam width threshold found by the candidate neighboring cell is the largest beam width of the beam or beam group found by the neighboring cell. Beam; or, the beam measurement information includes a transmission function of a beam or a beam group discovered by the neighboring cell Rate, the terminal device determining a candidate neighboring cell from the neighboring cells based on the beam measurement information includes: the terminal device determining a candidate neighboring cell from the neighboring cells, and the beam or A first distance between the beam group and the terminal device is less than a distance threshold, and the first distance is determined according to a transmit power of a beam or a beam group found by the candidate neighboring cell; wherein the cell measurement report includes the first Three indication information, the third indication information includes at least one of the following information: the identity of the candidate neighboring cell, the first distance of the candidate neighboring cell, or the first distance of the candidate neighboring cell is less than the distance threshold Or the beam measurement information includes the first beam number of beams or beam groups found by the neighboring cell that meets a preset quality threshold, and the terminal device determines a candidate from the neighboring cell based on the beam measurement information The neighboring cell includes: the terminal device determines a candidate neighboring cell, the candidate neighboring cell is the only neighboring cell found, and the candidate The number of the first beams of the neighboring cell is less than a second preset threshold; the cell measurement report includes fourth indication information and / or fifth indication information, and the fourth indication information indicates that the neighboring cell is the only one found Neighboring cells, the fifth indication information indicates at least one of the following information: the identity of the candidate neighboring cell, the first number of beams of the candidate neighboring cell, and the first number of beams of the candidate neighboring cell Less than the second preset threshold. The communication method according to item 1 of the scope of patent application, wherein the communication method further comprises: the terminal device determines beam configuration information, where the beam configuration information is used to indicate a beam or a beam group included in the first cell The terminal device performs a mobility management operation based on the beam measurement information, including: the terminal device performs a mobility management operation based on the beam measurement information and the beam configuration information. The communication method according to item 4 of the scope of patent application, wherein the terminal device performing a mobility management operation based on the beam measurement information and the beam configuration information includes: the terminal device is based on the beam measurement information and The beam configuration information determines a candidate neighboring cell from the neighboring cells; the terminal device determines a target cell for cell selection or cell reselection from the candidate neighboring cells, or the terminal device triggers a cell measurement report. The communication method according to item 5 of the patent application scope, wherein the beam measurement information includes a first beam number of a beam or a beam group of the neighboring cell, and the beam configuration information includes a beam or a beam of the neighboring cell The total number of beams in the group. The terminal device determining a candidate neighboring cell from the neighboring cells based on the beam measurement information and the beam configuration information includes: the terminal device determining a candidate neighboring cell from the neighboring cells. A ratio of the first beam number of the candidate neighboring cell to a total beam number of beams or beam groups included in the candidate neighboring cell is greater than or equal to a third preset threshold; the cell measurement report includes sixth indication information The sixth indication information is used to indicate at least one of the following information: a ratio of the first beam number to the total beam number of the candidate neighboring cell, and the first beam number of the candidate neighboring cell The ratio to the total number of beams is greater than or equal to the second preset threshold; or, the beam measurement information includes beams found by the neighboring cells or A first beam number of a beam group, the beam configuration information includes a total number of beams or beam groups included in the neighboring cell, and the terminal device uses the beam measurement information and the beam configuration information to Determining candidate neighboring cells in the cell includes: determining, by the terminal device, candidate neighboring cells, the candidate neighboring cells being the only neighboring cells found, and the number of first beams of the candidate neighboring cells and the inclusion of the candidate neighboring cells The ratio of the total number of beams of a beam or beam group is less than a fourth preset threshold; the cell measurement report includes seventh indication information and / or eighth indication information, and the seventh indication information indicates that the candidate neighboring cell is found The eighth indication information indicates at least one of the following information: an identifier of the candidate neighboring cell, a ratio of the number of the first beams to the total number of the beams, and A ratio of the total number of beams is smaller than a fourth preset threshold. The communication method according to item 1 of the scope of patent application, wherein the beam measurement information includes the number of second beams or beam groups that meet the quality threshold found by the serving cell, and the terminal device is based on the beam measurement The information performing the mobility management operation includes: when the number of the second beams is less than a fifth preset threshold, the terminal device starts cell measurement. The communication method according to any one of claims 4 to 6, wherein the beam configuration information includes at least one of the following information: the total number of beams or beam groups included in the first cell, The beam width of the beam or beam group included in the first cell, the transmit power of the beam or beam group included in the first cell, the reference signal corresponding to the beam or beam group included in the first cell, and the first A priority of a reference signal included in a cell; and / or, the beam configuration information includes an identifier of the first cell; and / or, the beam configuration information includes an identifier of a beam or a beam group. The communication method according to any one of claims 4 to 6, in which the terminal device determines the beam configuration information includes: the terminal device receiving the beam configuration information from a network device; the beam configuration Information is carried in system information or special information. A terminal device, wherein the terminal device processor, a memory, and a transceiver are communicatively connected to the memory and the transceiver; the memory is used to store program code and data, and the processor is used to The program code and data in the memory are called, and the method according to any one of claims 1 to 9 of the scope of patent application is executed.