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WO2016011919A1 - Procédé et appareil de traitement pour informations auxiliaires de dispositif à dispositif - Google Patents

Procédé et appareil de traitement pour informations auxiliaires de dispositif à dispositif Download PDF

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Publication number
WO2016011919A1
WO2016011919A1 PCT/CN2015/084378 CN2015084378W WO2016011919A1 WO 2016011919 A1 WO2016011919 A1 WO 2016011919A1 CN 2015084378 W CN2015084378 W CN 2015084378W WO 2016011919 A1 WO2016011919 A1 WO 2016011919A1
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WIPO (PCT)
Prior art keywords
plmn
authorized
information
neighboring cell
auxiliary information
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Ceased
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PCT/CN2015/084378
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English (en)
Chinese (zh)
Inventor
马书宇
黄莹
陈琳
谢峰
高音
罗宇民
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ZTE Corp
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ZTE Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communications, and in particular to a method and apparatus for processing device-to-device auxiliary information.
  • D2D device-to-device
  • the application of D2D technology can reduce the burden of cellular networks, reduce the battery power consumption of user equipment, increase the data rate, and improve the robustness of the network infrastructure, which satisfies the requirements of the above high data rate services and proximity services.
  • FIG. 1 is a schematic diagram of an application scenario of D2D according to the related art. As shown in Figure 1, the application scenario of D2D can be divided into the following three scenarios:
  • Case 1 UE1 and UE2 perform data interaction under the coverage of the cellular network, and the user plane data does not pass through the network infrastructure, as shown in mode 1 in FIG. 1;
  • Case 2 UE relay transmission in the weak/uncovered area, as shown in mode 2 in FIG. 1, the UE 4 that allows poor signal quality communicates with the network through the UE3 with network coverage nearby, which can help the operator to expand coverage and improve capacity;
  • Case 3 In the event of an earthquake or emergency, the cellular network cannot work normally, allowing direct communication between devices. As shown in mode 3 in Figure 1, the control plane and user plane between UE5, UE6, and UE7 do not pass through the network foundation. One-hop or multi-hop data communication for the facility.
  • D2D technology can generally include D2D discovery technology and D2D communication technology.
  • the D2D discovery technology is used to determine or determine that two or more D2D user equipments are adjacent to each other (for example, within a range in which D2D direct communication can be performed), or to determine or determine that the first user equipment is adjacent to the second user.
  • Equipment technology Generally, D2D user equipment can discover each other by sending or receiving discovery signals or information. In the case of cellular network coverage, the network can assist D2D user equipment for D2D discovery.
  • D2D communication technology refers to a technology in which some or all of the communication data between D2D user equipments can communicate directly without going through the network infrastructure.
  • a base station may perform radio resource management on a D2D UE, for example, D2D resource allocation, UE mobility management.
  • the base station cannot perform radio resource management based on the subscription information of the UE.
  • the embodiment of the invention provides a method and a device for processing device-to-device auxiliary information, so as to at least solve the problem that the base station cannot perform radio resource management according to the subscription information of the UE in the related art.
  • a method of processing device-to-device auxiliary information is provided.
  • the method for processing the device-to-device auxiliary information includes: receiving D2D auxiliary information reported by the UE, where the D2D auxiliary information is used to assist in performing radio resource management on the UE; and performing corresponding operations according to the D2D auxiliary information.
  • the D2D assistance information comprises one of: D2D-related authorized public land mobile network (PLMN) information; one or more D2D authorization indication information.
  • PLMN public land mobile network
  • one or more D2D grant indication information is used to indicate whether the UE is authorized to perform one of the following operations in a PLMN or a D2D PLMN of a neighboring cell: transmission of D2D discovery, reception of D2D discovery, transmission of D2D communication, D2D Reception of communication.
  • the D2D-related authorized PLMN information comprises one of: a set of PLMNs authorized by the UE; an intersection of a set of authorized PLMNs of the UE and a set of PLMNs supported by the neighboring cells; a set of authorized PLMNs of the UE and supported by the neighboring cells The intersection of the D2D PLMN set; the UE-approved PLMN set, the PLMN set supported by the neighboring cell, and the intersection of the UE's registered public land mobile network (RPLMN) and the equivalent public land mobile network (EPLMN) set; UE The set of authorized PLMNs, the set of D2D PLMNs supported by neighboring cells, and the intersection of the RPLMN and EPLMN sets of the UE.
  • RPLMN public land mobile network
  • EPLMN equivalent public land mobile network
  • the set of authorized PLMNs of the UE comprises one of: a plurality of authorized PLMN subsets, wherein the plurality of authorized PLMN subsets are respectively sent with D2D discovery, received by D2D discovery, transmitted by D2D communication, The receiving of the D2D communication is associated; an authorized PLMN set, wherein the PLMN in the authorized PLMN set is associated with one or more D2D attributes, and the D2D attributes include: D2D discovery transmission, D2D discovery reception, D2D communication transmission, D2D communication Reception.
  • the related indication information of the D2D communication or the D2D discovery is the D2D reception request information that the UE sends to the base station.
  • the method before receiving the D2D auxiliary information reported by the UE, the method further includes: acquiring a D2D PLMN set supported by the neighboring cell; and broadcasting the D2D PLMN set supported by the neighboring cell.
  • the D2D PLMN set supported by the neighboring cell is acquired in one of the following ways: acquiring the D2D PLMN set supported by the neighboring cell via the X2 interface; acquiring the D2D PLMN set supported by the neighboring cell via the S1 interface; Maintenance (OAM) configuration information acquires a set of D2D PLMNs supported by neighboring cells.
  • OAM Maintenance
  • the reporting manner of the D2D auxiliary information includes one of the following: the UE reports the measurement report message, where the measurement report message carries the D2D auxiliary information; the UE reports the proprietary radio resource control RRC signaling, where the proprietary RRC signaling It carries D2D auxiliary information.
  • performing the corresponding operation according to the D2D auxiliary information comprises: determining that the UE generates a cell handover; and selecting the target PLMN for the UE according to the intersection of the PLMN set authorized by the UE and the PLMN set supported by the neighboring cell.
  • performing the corresponding operation according to the D2D auxiliary information comprises: performing authorization verification on the D2D receiving request information sent by the UE according to the PLMN information that the UE acquired in advance from the mobility management entity MME is authorized to perform D2D discovery or D2D communication; sending to the UE D2D resource pool information corresponding to the PLMN authorized to perform D2D discovery or D2D communication.
  • the reporting manner of the D2D-related authorized PLMN information includes one of: instructing the UE to report the D2D-related authorized PLMN information; and receiving the D2D-related authorized PLMN information actively reported by the UE.
  • the method before receiving the D2D auxiliary information reported by the UE, the method further includes: sending a connection reconfiguration message to the UE, where the connection reconfiguration message carries a D2D report indication, where the D2D report indication is used to indicate that the UE receives the serving cell or A broadcast message of a neighboring cell, where the broadcast message carries the PLMN set information.
  • the device-to-device auxiliary information processing method includes: acquiring D2D auxiliary information, wherein the D2D auxiliary information is used to assist the base station to perform radio resource management on itself; and the D2D auxiliary information is reported to the base station.
  • a device to device auxiliary information processing apparatus is provided.
  • the device to device auxiliary information processing apparatus includes: a receiving module, configured to receive D2D auxiliary information reported by the UE, where the D2D auxiliary information is used to assist in performing radio resource management on the UE; and the processing module is configured to The D2D auxiliary information performs the corresponding operation.
  • the D2D assistance information comprises one of: D2D-related authorized PLMN information; one or more D2D authorization indication information.
  • one or more D2D grant indication information is used to indicate whether the UE is authorized to perform one of the following operations in a PLMN or a D2D PLMN of a neighboring cell: transmission of D2D discovery, reception of D2D discovery, transmission of D2D communication, D2D Reception of communication.
  • the D2D-related authorized PLMN information comprises one of: a set of PLMNs authorized by the UE; an intersection of a set of authorized PLMNs of the UE and a set of PLMNs supported by the neighboring cells; a set of authorized PLMNs of the UE and supported by the neighboring cells The intersection of the D2D PLMN set; the UE's authorized PLMN set, the PLMN set supported by the neighboring cell, and the intersection of the UE's RPLMN and EPLMN set; the UE's authorized PLMN set, and the D2D PLMN set supported by the neighboring cell And the intersection of the RPLMN and the EPLMN set of the UE.
  • the set of authorized PLMNs of the UE comprises one of: a plurality of authorized PLMN subsets, wherein the plurality of authorized PLMN subsets are respectively transmitted with D2D discovery, received by D2D discovery, transmitted by D2D communication, and transmitted by D2D.
  • the related indication information of the D2D communication or the D2D discovery is the D2D reception request information that the UE sends to the base station.
  • the apparatus further includes: an obtaining module, configured to acquire a D2D PLMN set supported by the neighboring cell; and a broadcast module configured to broadcast the D2D PLMN set supported by the neighboring cell.
  • an obtaining module configured to acquire a D2D PLMN set supported by the neighboring cell
  • a broadcast module configured to broadcast the D2D PLMN set supported by the neighboring cell.
  • the acquiring module is configured to acquire the D2D PLMN set supported by the neighboring cell by using one of the following methods: acquiring the D2D PLMN set supported by the neighboring cell via the X2 interface; acquiring the neighboringly by using the S1 interface
  • the D2D PLMN set supported by the cell; the D2D PLMN set supported by the neighboring cell is obtained through the OAM configuration information.
  • the reporting manner of the D2D auxiliary information includes one of the following: the UE reports the measurement report message, where the measurement report message carries the D2D auxiliary information; the UE reports the proprietary radio resource control RRC signaling, where the proprietary RRC signaling It carries D2D auxiliary information.
  • the processing module comprises: a determining unit, configured to determine that the UE has a cell handover; and a selecting unit configured to select the target PLMN for the UE according to an intersection of the PLMN set authorized by the UE and the PLMN set supported by the neighboring cell.
  • the processing module includes: a verification unit configured to perform authorization verification on the D2D reception request information sent by the UE according to the PLMN information that the UE acquired in advance to perform D2D discovery or D2D communication, and the sending unit is configured to be sent to the UE.
  • a verification unit configured to perform authorization verification on the D2D reception request information sent by the UE according to the PLMN information that the UE acquired in advance to perform D2D discovery or D2D communication
  • the sending unit is configured to be sent to the UE.
  • the reporting manner of the D2D-related authorized PLMN information includes one of: instructing the UE to report the D2D-related authorized PLMN information; and receiving the D2D-related authorized PLMN information actively reported by the UE.
  • the foregoing apparatus further includes: a sending module, configured to send a connection reconfiguration message to the UE, where the connection reconfiguration message carries a D2D report indication, where the D2D report indication is used to indicate that the UE receives the serving cell or the neighboring cell.
  • the broadcast message wherein the broadcast message carries the PLMN set information.
  • another device-to-device auxiliary information processing apparatus is provided.
  • the device to device auxiliary information processing apparatus includes: an obtaining module, configured to acquire D2D auxiliary information, wherein the D2D auxiliary information is used to assist the base station to perform radio resource management on itself; and the reporting module is configured to report to the base station D2D auxiliary information.
  • the D2D auxiliary information reported by the UE is used, where the D2D auxiliary information is used to assist the UE in performing radio resource management; and the corresponding operation is performed according to the D2D auxiliary information, which solves the problem that the base station cannot sign the UE according to the related art.
  • the information performs the problem of radio resource management, thereby ensuring the continuity of the D2D service of the UE, improving the service quality of the D2D service, and effectively saving the power consumption of the UE.
  • FIG. 1 is a schematic diagram of an application scenario of D2D according to the related art
  • FIG. 2 is a flowchart of a method for processing device-to-device auxiliary information according to an embodiment of the present invention
  • FIG. 3 is a flowchart of another method for processing device-to-device auxiliary information according to an embodiment of the present invention.
  • FIG. 4 is a flowchart of a method for processing device-to-device auxiliary information according to a preferred embodiment of the present invention
  • FIG. 5 is a flowchart of a method for processing device-to-device auxiliary information according to a preferred embodiment 2 of the present invention
  • FIG. 6 is a flowchart of a method for processing device-to-device auxiliary information according to a preferred embodiment 3 of the present invention
  • FIG. 7 is a flowchart of a method for processing device-to-device auxiliary information according to a preferred embodiment 4 of the present invention.
  • FIG. 8 is a flowchart of a method for processing device-to-device auxiliary information according to a preferred embodiment 5 of the present invention
  • FIG. 9 is a flowchart of a device to device auxiliary information processing apparatus according to an embodiment of the present invention.
  • FIG. 10 is a flowchart of a device to device assistance information processing apparatus in accordance with a preferred embodiment of the present invention.
  • FIG. 11 is a block diagram showing the structure of another device-to-device auxiliary information processing apparatus according to an embodiment of the present invention.
  • FIG. 2 is a flow chart of a method of processing device-to-device assistance information in accordance with an embodiment of the present invention. As shown in FIG. 2, the method may include the following processing steps:
  • Step S202 Receive D2D auxiliary information reported by the UE, where the D2D auxiliary information is used to assist in performing radio resource management on the UE.
  • Step S204 Perform a corresponding operation according to the D2D auxiliary information.
  • the base station cannot perform radio resource management according to the subscription information of the UE.
  • the base station can implement radio resource management for the UE by means of the D2D auxiliary information reported by the UE. Therefore, the problem that the base station cannot perform radio resource management according to the subscription information of the UE in the related art is solved, thereby ensuring the continuity of the D2D service of the UE, improving the service quality of the D2D service, and effectively saving the power consumption of the UE.
  • the above D2D auxiliary information may include but is not limited to one of the following:
  • PLMN Public Land Mobile Network
  • the one or more D2D authorization indication information may be used to indicate whether the UE is authorized to perform one of the following operations in a PLMN or a D2D PLMN of a neighboring cell: transmission of D2D discovery, reception of D2D discovery, D2D Transmission of communication, reception of D2D communication.
  • the foregoing D2D related authorized PLMN information may include, but is not limited to, one of the following:
  • the set of PLMNs authorized by the UE may include one of the following:
  • a plurality of authorized PLMN subsets wherein the plurality of authorized PLMN subsets are respectively associated with transmission of D2D discovery, reception of D2D discovery, transmission of D2D communication, and reception of D2D communication;
  • An authorized PLMN set wherein the PLMN in the authorized PLMN set is associated with one or more D2D attributes, and the D2D attributes include: D2D discovery transmission, D2D discovery reception, D2D communication transmission, and D2D communication reception.
  • the related indication information of the D2D communication or the D2D discovery may be the D2D reception request information that the UE sends to the base station.
  • the following operations may be included in the step S202:
  • Step S1 Acquire a D2D PLMN set supported by the neighboring cell
  • Step S2 Broadcasting the D2D PLMN set supported by the neighboring cell.
  • the D2D PLMN set supported by the neighboring cell may be obtained in one of the following ways:
  • Manner 1 Obtain a D2D PLMN set supported by a neighboring cell via an X2 interface
  • Manner 2 acquiring, by using an S1 interface, a D2D PLMN set supported by a neighboring cell;
  • Manner 3 Obtain a D2D PLMN set supported by a neighboring cell by using Operation Management and Maintenance (OAM) configuration information.
  • OAM Operation Management and Maintenance
  • the reporting manner of the D2D auxiliary information may include one of the following:
  • Manner 1 The UE reports a measurement report message, where the measurement report message carries D2D auxiliary information;
  • the UE reports the RRC signaling of the private radio resource control, where the proprietary RRC signaling carries the D2D auxiliary information.
  • step S204 performing the corresponding operation according to the D2D auxiliary information may include the following steps:
  • Step S3 determining that the UE has a cell handover
  • Step S4 Select the target PLMN for the UE according to the intersection of the PLMN set authorized by the UE and the PLMN set supported by the neighboring cell.
  • step S204 performing the corresponding operation according to the D2D auxiliary information may include the following operations:
  • Step S5 Perform authorization verification on the D2D reception request information sent by the UE according to the PLMN information that the UE acquired in advance from the mobility management entity MME is authorized to perform D2D discovery or D2D communication;
  • Step S6 Send the D2D resource pool information corresponding to the PLMN authorized to perform D2D discovery or D2D communication to the UE.
  • the reporting manner of the D2D-related authorized PLMN information includes one of the following:
  • Manner 1 Instructing the UE to report the D2D-related authorized PLMN information
  • Manner 2 Receive D2D-related authorized PLMN information that is actively reported by the UE.
  • the following operations may be included in the step S202:
  • Step S7 Send a connection reconfiguration message to the UE, where the connection reconfiguration message carries a D2D report indication, where the D2D report indicates a broadcast message for instructing the UE to receive the serving cell or the neighboring cell, where the broadcast message carries There is PLMN collection information.
  • FIG. 3 is a flow chart of another method for processing device-to-device auxiliary information according to an embodiment of the present invention. As shown in FIG. 3, the method may include the following processing steps:
  • Step S302 Acquire D2D auxiliary information, where the D2D auxiliary information is used to assist the base station to perform radio resource management on itself;
  • Step S304 Report D2D auxiliary information to the base station.
  • authorization refers to the process in which the D2D Prox Function network element grants the D2D UE the right to perform D2D communication and D2D discovery.
  • the D2D UE will obtain authorization information from the Prose Function.
  • its authorization information may include: a public land mobile network (PLMN) set that supports D2D discovery, and a range of D2D discovery.
  • PLMN public land mobile network
  • the authorization information may include: a set of supported PLMNs in the case of coverage, and the authorization information may include: whether the D2D communication is supported when there is no coverage.
  • the authorization information is based on the PLMN granularity, in other words, the terminal at which one of the PLMNs is authorized to pass may not be authorized within another PLMN.
  • the base station When the UE is at the cell edge, the base station needs to acquire the authorization information of the current serving PLMN of the UE, and also obtain the authorization information of the UE under the PLMN supported by the neighboring cell.
  • the D2D-related authorization information of the UE acquired by the base station is only for the current serving PLMN of the UE, and is only related to the transmission of the D2D, but the base station cannot perform the authorization management for the cross-PLMN and the D2D reception for the UE. Radio resource management or authorization verification.
  • the preferred embodiment of the present invention provides the following five solutions:
  • Solution 1 The UE acquires a D2D PLMN ID set supported by the neighboring cell by receiving a broadcast message from the neighboring cell. The UE acquires the PLMN set that the UE is authorized from the D2D PLMN ID set supported by the neighboring cell. The UE transmits the authorized PLMN set information to the base station.
  • Solution 2 The UE acquires a D2D PLMN ID set supported by the neighboring cell by receiving a broadcast message from the serving cell. The UE acquires the PLMN set that the UE is authorized from the D2D PLMN ID set supported by the neighboring cell. The UE transmits the authorized PLMN set information to the base station.
  • Solution 3 The UE sends the authorized PLMN information related to the D2D reception to the base station, and the base station sends the D2D resource pool information corresponding to the PLMN that is authorized to perform D2D reception to the UE.
  • Solution 4 The UE sends the authorized PLMN information related to the D2D reception to the base station, and the base station performs authorization verification on the UE according to the PLMN information that the UE obtained from the mobility management entity (MME) is authorized to perform D2D reception, and sends the UE to the UE for authorization.
  • Scenario 5 The UE sends the D2D receiving request information to the base station, and the base station sends the D2D resource pool information corresponding to the PLMN that the UE is authorized to perform D2D reception to the UE according to the PLMN information that the UE is authorized to perform the D2D receiving.
  • FIG. 4 is a flow chart of a method for processing device-to-device auxiliary information according to a preferred embodiment of the present invention. As shown in FIG. 4, the process may include the following processing steps:
  • Step S402 In the authentication registration process, the UE obtains the PLMN authorization set information from the Prose Function.
  • the neighboring cell broadcasts information of the PLMN supporting D2D communication and/or discovery.
  • Step S404 The UE measures reference signal received power (RSRP) and/or reference signal received quality (RSRQ) of the current cell and the neighboring cell.
  • RSRP reference signal received power
  • RSRQ reference signal received quality
  • Step S406 When the monitored RSRP and/or RSRQ of the radio signal of the neighboring cell reaches the trigger condition for measurement reporting, the UE sends a measurement report message, and the RSRP and/or RSRQ parameter values of the neighboring area are reported above.
  • Step S408 After receiving the foregoing measurement report message, the eNB sends a radio resource control (RRC) connection reconfiguration message to instruct the UE to listen to the broadcast message of the neighboring cell.
  • RRC radio resource control
  • Step S410 After receiving the RRC connection reconfiguration message, the UE starts to listen to the information of the neighboring cell supporting the D2D communication and/or the discovered PLMN.
  • Step S412 The UE acquires a supported PLMN set of the target base station.
  • Step S414 The UE may compare the PLMN grant set information obtained from the ProSe Function with the supported PLMN set of the target base station, and obtain an intersection of the grant set information in the PLMN of the target base station and the supported PLMN set of the target base station.
  • Step S416 The UE reports the PLMN set of the ProSe authorized to use the ProSe in the PLMN of the target base station through the RRC message (measurement report message).
  • a PLMN set in which the UE is authorized to use ProSe under the target base station is added in the Measurement Results (MeasResults) cell of the Measurement Report message.
  • a PLMN authorization set may be separately defined for D2D discovery and D2D communication, that is, a PLMN authorization set related to D2D communication related to D2D discovery, and only one PLMN may be defined for D2D discovery and D2D communication.
  • the authorization set, the PLMN in the reported PLMN set can be associated with a series of authorization attributes, such as: D2D discovery, D2D communication.
  • Step S418 After acquiring the PLMN authorization set, the base station selects the target PLMN according to the information. After the handover decision is completed, the source base station sends a handover request message to the target base station to complete the handover preparation and handover execution flow.
  • FIG. 5 is a flowchart of a method for processing device-to-device auxiliary information according to a preferred embodiment 2 of the present invention. As shown in FIG. 5, the process may include the following processing steps:
  • Step S502 In the authentication registration process, the UE obtains the PLMN authorization set information from the Prose Function.
  • the source cell broadcasts information supporting the network sharing of the neighboring cell to support D2D communication and/or discovery of the PLMN.
  • Step S504 The UE measures the current cell and the neighboring cell RSRP and/or RSRQ.
  • Step S506 When the monitored RSRP and/or RSRQ of the radio signal of the neighboring cell reaches the trigger condition for the measurement report, the UE sends a measurement report message and reports the RSRP and/or RSRQ parameter values of the neighboring cell.
  • Step S508 The source cell can learn the D2D PLMN ID set supported by the phase cell through the X2, S1 message.
  • Step S510 After receiving the foregoing measurement report message, the eNB sends an RRC connection reconfiguration message to instruct the UE to listen to the broadcast message of the serving cell.
  • Step S512 The eNB broadcasts a D2D PLMN ID set supported by the neighboring cell.
  • Step S514 After receiving the RRC connection reconfiguration message, the UE starts to monitor the information of the D2D communication and/or the discovered PLMN of the neighboring cell broadcast by the source cell.
  • Step S516 The UE may obtain a PLMN set that is authorized to use ProSe in the PLMN of the target base station according to the PLMN grant set information obtained from the ProSe Function and the supported PLMN set of the target base station.
  • Step S518 The UE reports the PLMN set of the ProSe authorized to use the ProSe in the PLMN of the target base station through the RRC message (measurement report message).
  • a PLMN set in which the UE is authorized to use ProSe under the target base station is added in the MeasResults cell of the MeasurementReport message.
  • a PLMN authorization set may be separately defined for D2D discovery and D2D communication, that is, a PLMN authorization set related to D2D communication related to D2D discovery, and only one PLMN may be defined for D2D discovery and D2D communication.
  • the authorization set, the PLMN in the reported PLMN set can be associated with a series of authorization attributes, such as: D2D discovery, D2D communication.
  • Step S520 After obtaining the PLMN authorization set, the base station may select the target PLMN according to a preset rule (for example, preferentially selecting a PLMN with a light load). After the handover decision is completed, the source base station sends a handover request message to the target base station to complete the handover preparation and handover execution flow.
  • a preset rule for example, preferentially selecting a PLMN with a light load.
  • FIG. 6 is a flow chart of a method for processing device-to-device auxiliary information according to a preferred embodiment 3 of the present invention. As shown in FIG. 6, the process may include the following processing steps:
  • Step S602 In the authentication registration process, the UE obtains the PLMN authorization set information from the Prose Function.
  • Step S604 When the UE needs to perform D2D discovery or D2D communication, the UE sends the relevant PLMN information related to the reception of the D2D transmission or the D2D communication to the base station.
  • Step S606 The base station sends the D2D resource pool information corresponding to the PLMN that is authorized to perform D2D discovery and communication to the UE.
  • Step S608 The D2D UE uses the information to perform discovery or communication.
  • FIG. 7 is a flow chart of a method for processing device-to-device auxiliary information according to a preferred embodiment 4 of the present invention. As shown in FIG. 7, the process may include the following processing steps:
  • Step S702 - Step S704 In the authentication registration process, the UE obtains the PLMN authorization set information from the Prose Function.
  • Step S706 When the UE needs to perform D2D discovery or D2D communication, the UE sends the relevant PLMN information related to the reception of the D2D transmission or the D2D communication to the base station.
  • Step S708 The base station performs authorization verification on the UE according to the PLMN information that the UE is authorized to perform D2D discovery or communication in advance from the MME.
  • Step S710 The base station sends the D2D resource pool information corresponding to the PLMN that is authorized to perform D2D discovery or communication to the UE.
  • Step S712 The D2D UE uses the information to perform discovery or communication.
  • FIG. 8 is a flow chart of a method for processing device-to-device auxiliary information according to a preferred embodiment 5 of the present invention. As shown in FIG. 8, the process may include the following processing steps:
  • Step S802 When the UE needs to perform D2D discovery or D2D communication, the UE sends D2D reception request information to the base station.
  • Step S804 The base station may perform authorization verification on the UE according to the PLMN information that the UE obtained in advance from the MME is authorized to perform D2D discovery or communication.
  • Step S806 The base station sends the D2D resource pool information corresponding to the PLMN that is authorized to perform D2D discovery or communication to the UE.
  • Step S808 The D2D UE uses the information to perform discovery or communication.
  • the device-to-device auxiliary information processing apparatus may include: a receiving module 10 configured to receive D2D auxiliary information reported by the UE, where the D2D auxiliary information is used to assist in performing radio resource management on the UE; and the processing module 20 , set to perform the corresponding operation according to the D2D auxiliary information.
  • the device shown in FIG. 9 solves the problem that the base station cannot perform radio resource management according to the subscription information of the UE in the related art, thereby ensuring the continuity of the D2D service of the UE, improving the service quality of the D2D service, and effectively saving.
  • the power consumption of the UE is a factor of the base station.
  • the above D2D auxiliary information may include but is not limited to one of the following:
  • PLMN Public Land Mobile Network
  • the one or more D2D authorization indication information may be used to indicate whether the UE is authorized to perform one of the following operations in a PLMN or a D2D PLMN of a neighboring cell: transmission of D2D discovery, reception of D2D discovery, D2D Transmission of communication, reception of D2D communication.
  • the foregoing D2D related authorized PLMN information may include, but is not limited to, one of the following:
  • the set of PLMNs authorized by the UE may include one of the following:
  • a plurality of authorized PLMN subsets wherein the plurality of authorized PLMN subsets are respectively associated with transmission of D2D discovery, reception of D2D discovery, transmission of D2D communication, and reception of D2D communication;
  • An authorized PLMN set wherein the PLMN in the authorized PLMN set is associated with one or more D2D attributes, and the D2D attributes include: D2D discovery transmission, D2D discovery reception, D2D communication transmission, and D2D communication reception.
  • the related indication information of the D2D communication or the D2D discovery may be the D2D reception request information that the UE sends to the base station.
  • the apparatus may further include: an obtaining module 30 configured to acquire a D2D PLMN set supported by the neighboring cell; and a broadcast module 40 configured to broadcast the D2D PLMN set supported by the neighboring cell. .
  • the obtaining module 30 is configured to obtain the D2D PLMN set supported by the neighboring cell in one of the following manners:
  • Manner 1 Obtain a D2D PLMN set supported by a neighboring cell via an X2 interface
  • Manner 2 acquiring, by using an S1 interface, a D2D PLMN set supported by a neighboring cell;
  • Manner 3 Obtain a D2D PLMN set supported by a neighboring cell by using Operation Management and Maintenance (OAM) configuration information.
  • OAM Operation Management and Maintenance
  • the reporting manner of the D2D auxiliary information may include one of the following:
  • Manner 1 The UE reports a measurement report message, where the measurement report message carries D2D auxiliary information;
  • the UE reports the RRC signaling of the private radio resource control, where the proprietary RRC signaling carries the D2D auxiliary information.
  • the processing module 20 may include: a determining unit 200 configured to determine that the UE has a cell handover; and a selecting unit 202 configured to set, according to the PLMN set that the UE is authorized, and the PLMN set supported by the neighboring cell. The intersection selects the target PLMN for the UE.
  • the processing module 20 may include: a verification unit 204 configured to authorize the D2D reception request information sent by the UE according to the PLMN information that the UE acquired in advance from the MME is authorized to perform D2D discovery or D2D communication.
  • the sending unit 206 is configured to send, to the UE, D2D resource pool information corresponding to the PLMN authorized to perform D2D discovery or D2D communication.
  • the reporting manner of the D2D-related authorized PLMN information includes one of the following:
  • Manner 1 Instructing the UE to report the D2D-related authorized PLMN information
  • Manner 2 Receive D2D-related authorized PLMN information that is actively reported by the UE.
  • the foregoing apparatus may further include: a sending module 50, configured to send a connection reconfiguration message to the UE, where the connection reconfiguration message carries a D2D report indication, where the D2D report indication is used to indicate The UE receives the broadcast message of the serving cell or the neighboring cell, where the broadcast message carries the PLMN set information.
  • a sending module 50 configured to send a connection reconfiguration message to the UE, where the connection reconfiguration message carries a D2D report indication, where the D2D report indication is used to indicate The UE receives the broadcast message of the serving cell or the neighboring cell, where the broadcast message carries the PLMN set information.
  • the device to device auxiliary information processing device may include: an obtaining module 60, configured to obtain The D2D auxiliary information is used, wherein the D2D auxiliary information is used to assist the base station to perform radio resource management for itself; and the reporting module 70 is configured to report the D2D auxiliary information to the base station.
  • the base station can Obtaining the D2D authorization related auxiliary information of the UE, and performing radio resource management on the UE according to the auxiliary information, thereby ensuring the continuity of the D2D service of the UE, improving the service quality of the D2D service, and effectively saving the power consumption of the UE.
  • modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software.
  • the method and apparatus for processing device-to-device auxiliary information provided by the embodiments of the present invention have the following beneficial effects: ensuring continuity of D2D services of the UE, improving service quality of the D2D service, and effectively saving the UE. Power consumption.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé et un appareil de traitement pour informations auxiliaires de dispositif à dispositif. Le procédé comporte les étapes consistant à: recevoir des informations auxiliaires D2D signalées par un UE, les informations auxiliaires D2D étant utilisées pour aider à effectuer la gestion des ressources radio sur l'UE; et effectuer une opération correspondante d'après les informations auxiliaires D2D. Les solutions techniques selon la présente invention sont susceptibles d'assurer la continuité d'un service D2D d'un UE, d'améliorer la qualité de service du service D2D et de générer efficacement des économies sur la consommation énergétique de l'UE.
PCT/CN2015/084378 2014-07-21 2015-07-17 Procédé et appareil de traitement pour informations auxiliaires de dispositif à dispositif Ceased WO2016011919A1 (fr)

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US11026126B2 (en) 2016-11-04 2021-06-01 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for facilitating MBMS reception
CN108271211B (zh) * 2016-12-30 2021-07-02 中国移动通信集团宁夏有限公司 一种d2d通信的数据传输方法
CN108419294B (zh) 2017-02-10 2020-02-21 电信科学技术研究院 一种资源池确定方法及相关设备
CN108990084B (zh) * 2017-06-01 2021-05-07 电信科学技术研究院 一种信息获取方法、装置、设备及计算机可读存储介质

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