CN106817723A - User equipment and channel state information feedback method - Google Patents
User equipment and channel state information feedback method Download PDFInfo
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- CN106817723A CN106817723A CN201510860664.XA CN201510860664A CN106817723A CN 106817723 A CN106817723 A CN 106817723A CN 201510860664 A CN201510860664 A CN 201510860664A CN 106817723 A CN106817723 A CN 106817723A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000002776 aggregation Effects 0.000 claims abstract description 27
- 238000004220 aggregation Methods 0.000 claims abstract description 27
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 abstract description 6
- 210000004027 cell Anatomy 0.000 description 80
- 230000000737 periodic effect Effects 0.000 description 6
- 125000002015 acyclic group Chemical group 0.000 description 5
- 239000000969 carrier Substances 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 4
- 230000011664 signaling Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000004460 N cell Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
User equipment and channel state information feedback method, methods described include：When in carrier aggregation state, the channel state feedback configuration information that base station sends is obtained；Channel measurement is carried out to corresponding multiple Serving cell, and generates corresponding channel condition information；According to the channel condition information for being generated, the best Serving cell of at least one channel quality is chosen from the multiple Serving cell, and the cell index of the channel condition information of selected Serving cell and selected Serving cell is reported into the base station together.Above-mentioned scheme, can improve spectrum efficiency.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of user equipment and channel condition information are anti-
Feedback method.
Background technology
Carrier aggregation (Carrier Aggregation, CA), is to meet single user peak rate and being
The requirement of system capacity boost, the increase introduced in advanced version LTE (LTE-Advanced) system
The technology of transmission bandwidth.
In the prior art, when service needed, base station can be that the user equipment (UE) in connected state is matched somebody with somebody
Put carrier aggregation.UE in carrier aggregation state can be reached using the resource of multiple component carriers simultaneously
To the purpose of high data transfer rates.
But, when component carrier quantity when for UE configuration carrier aggregations is more, such as 32, UE
The letter in the multiple difference component carriers (Component Carrier, CC) of same subframe feedback may be needed
Channel state information (Channel State Information, CSI), this will cause different CC periodic
Between CSI feedback, and conflict is periodically produced between CSI feedback and acyclic CSI feedback,
When generation is conflicted, UE needs to abandon the CSI of part CC, and only reports part with cell rope
The CSI of the CC for drawing, this may cause UE to be unable to the CSI of the preferable CC of reporting channel condition, this meeting
Cause base station to do the scheduling of resource decision-making for making mistake, reduce spectrum efficiency.
The content of the invention
The technical problem that the embodiment of the present invention is solved is the CSI of the CC for making UE reporting channel conditions best,
To improve the degree of accuracy of scheduling, spectrum efficiency is improved.
To solve the above problems, a kind of channel state information feedback method, institute are the embodiment of the invention provides
Method is stated, including：
When in carrier aggregation state, the channel state feedback configuration information that base station sends is obtained；
Channel measurement is carried out to corresponding multiple Serving cell, and generates corresponding channel condition information；
According to the channel condition information for being generated, at least one channel is chosen from the multiple Serving cell
Top-quality Serving cell, and by the channel condition information of selected Serving cell and selected
The cell index of Serving cell reports to the base station together.
Alternatively, the channel state feedback configuration information include for user equipment allocation report subframe,
Reporting channel resource, and the information of the type of channel condition information that user equipment need to be reported.
Alternatively, the reporting channel resource includes any one of PUCCH and PUSCH.
Alternatively, the type of the channel condition information includes the corresponding first kind of CQI, PMI correspondences
Second Type and corresponding 3rd types of RI at least one.
Alternatively, it is described according to the channel condition information for being generated, chosen from the multiple Serving cell
The best Serving cell of at least one channel quality, including：
The multiple Serving cell is ranked up according to the order that CQI successively decreases；
According to the available reporting channel resource, it is determined that the quantity N, N of selected cell be more than
Or the integer equal to 1；
The cell for being arranged in top N is chosen from the multiple Serving cell, as selected at least one
The best Serving cell of individual channel quality.
The embodiment of the present invention additionally provides a kind of user equipment, and the user equipment includes：
Acquiring unit, is suitable to when in carrier aggregation state, obtain the channel state feedback that base station sends
Configuration information；
Channel measurement unit, is suitable to carry out channel measurement to corresponding multiple Serving cell, and generate correspondence
Channel condition information；
Transmitting element is chosen, is suitable to according to the channel condition information for being generated, from the multiple Serving cell
It is middle to choose the best Serving cell of at least one channel quality, and by the channel shape of selected Serving cell
The cell index of state information and selected Serving cell reports to the base station together.
Alternatively, the channel state feedback configuration information include for user equipment allocation report subframe,
Reporting channel resource, and the information of the type of channel condition information that user equipment need to be reported.
Alternatively, the reporting channel resource for the user equipment allocation include PUCCH and
Any one of PUSCH.
Alternatively, the type of the channel condition information includes the corresponding first kind of CQI, PTI correspondences
Second Type and corresponding 3rd types of RI at least one.
Alternatively, it is described choose transmitting element be suitable to by the multiple Serving cell according to CQI successively decrease it is suitable
Sequence is ranked up；According to the available reporting channel resource, it is determined that the quantity N, N of selected cell
It is the integer more than or equal to 1；The cell for being arranged in top N is chosen from the multiple Serving cell,
As at least one best Serving cell of selected channel quality.
Compared with prior art, technical scheme has the following advantages that：
Above-mentioned scheme, the CSI of the carrier aggregation subdistrict by user equipment to being configured is measured,
And the CSI feedback of at least one best carrier aggregation subdistrict of channel quality is therefrom chosen to base station so that
Base station can be according to the CSI of at least one best carrier aggregation subdistrict of the channel quality of user equipment to report
Corresponding scheduling decision is made, base station can be avoided to do the scheduling of resource decision-making for making mistake, therefore, it can
Improve spectrum efficiency.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the method for the information feedback in the embodiment of the present invention；
Fig. 2 is the structural representation of the user equipment in the embodiment of the present invention.
Specific embodiment
In the prior art, when business has rate requirement higher and user equipment supports carrier aggregation, base
Standing-meeting is the user device configuration carrier aggregation in connected state.User equipment in carrier aggregation state
The resource of multiple component carriers (Component Carrier, CC) can simultaneously be used to reach high speed number
According to the purpose of transmission, these CC are located in different frequencies.
In carrier aggregation, user equipment has a main plot (PCell, Primary Cell), user equipment
System message, the control signaling of the layer 3 such as beep-page message are obtained from main plot, it is small supplemented by other cells are equal
Area (SCell, Secondary Cell), secondary cell only transmits the data of the user equipment, PCell and SCell
It is the Serving cell of user equipment.In practice, because the covering of different service cells is different, and
The frequency of different service cells is different, timing advance (Timing of the user equipment for different districts
Advance, TA) may be different so that and different Serving cells may belong to different timing advance groups
(Timing Advance Group, TAG).Wherein, the TAG comprising main plot is referred to as pTAG,
TAG not comprising main plot PCell is referred to as sTAG.The Radio Resource control that user equipment is sent by base station
System (Radio Resource Control, RRC) signaling can know which timing advance group is secondary cell belong to.
In order to support that descending scheduling, user equipment need the channel condition information of feeding back downlink.Wherein, base
Standing can configure user equipment execution periodic information feedback and acyclic channel status
Feedback of the information.Wherein periodic channel condition information passes through Physical Uplink Control Channel PUCCH
(Physical Uplink Control Channel) feeds back, and acyclic channel condition information passes through physics
Uplink Shared Channel PUSCH (Physical Uplink Shared Channel) feeds back.
Before Release 13, LTE system could support up 5 carrier aggregations of cell.Network can match somebody with somebody
Put user equipment to report this 5 channel condition informations of cell.In periodic information feedback
In, according to periodical channel state information feedback configuration, user equipment needs anti-in a default subframe
The channel condition information of the multiple cells of feedback, now, user equipment may need to abandon the channel of some cells
Status information, only reports the channel status of cell corresponding to minimum service cell index (SCell Index) to believe
Breath.When user equipment needs the channel condition information and aperiodicity of feedback cycle simultaneously in certain subframe
Channel condition information, then UE need to abandon periodic channel condition information.
Especially in Release 13, user equipment can support 32 carrier aggregations of component carrier, use
Family equipment needs to feed back the channel condition information of different component carriers, it is contemplated that just have physically on main plot
Row control channel (Physical Uplink Control CHannel, PUCCH), different component carrier cycles
Property information feedback be easy to produce conflict, the channel of the best cell of channel condition can be caused
Status information cannot report base station；This will also increase the burden of base station maintenance cell index, because base station
Need the channel condition for estimating which cell in advance good, so that channel condition information can be preferential in conflict
Report these cells.
Simultaneously in acyclic information feedback, because of the Physical Uplink Shared Channel for distributing
The resource constraint of (Physical Uplink Shared CHannel, PUSCH) so that user equipment can not
The channel condition information of all component carriers or part component carrier is fed back on the PUSCH for being distributed, is entered
And be likely to cause base station to do the scheduling of resource decision-making for making mistake, reduce spectral frequencies.
To solve the above-mentioned problems in the prior art, the technical scheme that the embodiment of the present invention is used passes through
The CSI of carrier aggregation subdistrict of the user equipment to being configured is measured and (is measured the transmission of these cells
Reference signal obtains CSI), and therefrom choose the CSI of at least one best carrier aggregation subdistrict of channel quality
Feed back to base station so that base station can be according at least one best load of the channel quality of user equipment to report
The CSI of ripple aggregation cell makes corresponding scheduling decision, and base station can be avoided to do the scheduling of resource for making mistake
Decision-making, improves spectrum efficiency.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings
Specific embodiment of the invention is described in detail.
Fig. 1 shows a kind of flow chart of the channel state information feedback method in the embodiment of the present invention.Such as
Channel state information feedback method shown in Fig. 1, can include：
Step S101：When in carrier aggregation state, the channel state feedback configuration that base station sends is obtained
Information.
In specific implementation, base station can send channel state feedback configuration information to user equipment, so that
Obtaining the user equipment can enter to all carrier aggregation subdistricts (or Serving cell) configured for it
Row channel measurement and assessment.
In specific implementation, in the channel state feedback configuration information that base station is generated, can include being institute
State subframe and channel resource that user equipment feeding back channel state information is distributed, and the user equipment
The information of the type of the channel condition information that need to be reported.
Wherein, when base station configuration user equipment carries out periodic feeding back channel state information, the letter
The reporting channel resource distributed in road state feedback information is Physical Uplink Control Channel (Physical
Uplink Control CHannel, PUCCH) resource；Base station configuration user equipment carries out acyclic
During feeding back channel state information, the reporting channel resource distributed in the channel state feedback information is thing
Reason Uplink Shared Channel (Physical Uplink Shared CHannel, PUSCH) resource.Wherein PUCCH
Resource is configured by RRC signaling, and PUSCH resources pass through physical control signal deployment.
In specific implementation, the channel status letter of the selected cell portion of base station configuration user equipment feedback
The possible identical or difference of the type of breath, it can be configured according to the actual needs, and the present invention is herein
It is not limited.Wherein, base station can be to the channel status of the cell portion selected by user equipment feedback
The type of information, can be including channel quality indicator CQI (Channel Quality Indicator) correspondence
The first kind, precoding matrix indicators (precoding matrix indicator, PMI) corresponding
Two types and order instruction (rank indication, RI) corresponding 3rd type.
Step S102：Channel measurement is carried out to corresponding multiple Serving cell, and generates corresponding channel shape
State information.
In specific implementation, user equipment matches somebody with somebody confidence in the channel state feedback for receiving the base station transmission
After breath, the information of all Serving cells that base station is its configuration can be therefrom parsed, and to the clothes
The channel of cell of being engaged in is measured and assessed, and generates corresponding channel condition information.
Step S103：According to the channel condition information for being generated, chosen from the multiple Serving cell to
The best Serving cell of a few channel quality, and by the channel condition information of selected Serving cell with
And the cell index of selected Serving cell reports to the base station together.
In specific implementation, user equipment can be it from base station according to the channel condition information for being generated
In all carrier aggregation subdistricts for being configured, the letter of best one or multiple cell of channel quality is chosen
Channel state information, generates corresponding channel condition information, and take received channel state feedback configuration
Parsing obtains distributed subframe and channel resource in information, the channel condition information that will be generated send to
Base station.
In an embodiment of the present invention, user equipment choose channel quality best one or it is multiple small
Qu Shi, first can enter order of the carrier aggregation subdistrict according to CQI from big to small that base station is its configuration
Row sequence (CQI numerical value is bigger to represent that channel quality is better).Then, user equipment can be according to available
Channel resource determines the quantity of the cell for reporting.Because each cell needs the CSI info class for reporting
Type, the bit number for needing be to determine, what available channel resource was also to determine, therefore user equipment can
With the number of cells N for determining to report, and N is the integer more than or equal to 1.Then, user equipment can be with
CQI is chosen from the multiple cell and is arranged in the Serving cell of top N and by these selected cells
Reporting source of channel state information to base station.
Meanwhile, user equipment is when the channel condition information of the one or more cell is reported, it is necessary to indicate
The cell index of the one or more cell, to allow that base station determines the channel shape of user equipment to report
The information of the corresponding cell of state information.
Base station is receiving the best Serving cell (of the channel quality selected by user equipment transmission
Or it is multiple) channel condition information when, the best Serving cell of selected channel quality can be based on
Channel condition information makes correct scheduling decision, to improve spectrum efficiency.
To make further to the corresponding device of channel state information feedback method in the embodiment of the present invention below
Detailed introduction.
Fig. 2 shows a kind of structural representation of the user equipment in the embodiment of the present invention.As shown in Figure 2
User equipment 200, can include acquiring unit 201, channel measurement unit 202 and choose transmitting element
203, wherein：
The acquiring unit 201, is suitable to when in carrier aggregation state, obtain the channel shape that base station sends
State feedback configuration information.
In specific implementation, the channel state feedback configuration information includes reporting for user equipment allocation
Subframe, reporting channel resource, and the information of the type of channel condition information that user equipment need to be reported.
In specific implementation, the reporting channel resource for the user equipment allocation include PUCCH and
Any one of PUSCH.
In specific implementation, the type of the channel condition information can include CQI (CQI
(Channel Quality Indicator, CQI) corresponding first kind, precoding matrix indicators
(Precoding Matrix indicator, PMI) corresponding Second Type and order instruction (rank indication,
RI) any one of corresponding 3rd type or multinomial.
The channel measurement unit 202, is suitable to carry out channel measurement to corresponding multiple Serving cell, and raw
Into corresponding channel condition information.
The selection transmitting element 203, is suitable to according to the channel condition information for being generated, from the multiple clothes
The best Serving cell of at least one channel quality is chosen in business cell, and by selected Serving cell
The cell index of channel condition information and selected Serving cell reports to the base station together.
In specific implementation, the selection transmitting element 203 is suitable to the multiple Serving cell according to CQI
The order successively decreased is ranked up；According to the available reporting channel resource, it is determined that selected cell
Quantity N, N are the integer more than or equal to 1；Chosen from the multiple cell and be arranged in top N
Cell, as at least one best Serving cell of selected channel quality.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment
Rapid to can be by program to instruct the hardware of correlation to complete, the program can be stored in computer-readable
In storage medium, storage medium can include：ROM, RAM, disk or CD etc..
The method and system to the embodiment of the present invention have been described in detail above, and the present invention is not limited thereto.
Any those skilled in the art, without departing from the spirit and scope of the present invention, can make it is various change with
Change, therefore protection scope of the present invention should be defined by claim limited range.
Claims (10)
1. a kind of channel state information feedback method, it is characterised in that including：
When in carrier aggregation state, the channel state feedback configuration information that base station sends is obtained；
Channel measurement is carried out to corresponding multiple Serving cell, and generates corresponding channel condition information；
According to the channel condition information for being generated, at least one channel matter is chosen from the multiple Serving cell
The best Serving cell of amount, and by the channel condition information of selected Serving cell and selected
The cell index of Serving cell reports to the base station together.
2. channel state information feedback method according to claim 1, it is characterised in that the channel shape
State feedback configuration information includes reporting subframe, reporting channel resource, Yi Jiyong for user equipment allocation
The information of the type of the channel condition information that family equipment need to be reported.
3. channel state information feedback method according to claim 2, it is characterised in that notified on described
Road resource includes any one of PUCCH and PUSCH.
4. channel state information feedback method according to claim 2, it is characterised in that the channel shape
The type of state information includes the corresponding first kind of CQI, and the corresponding Second Types of PMI are corresponding with RI
The 3rd type at least one.
5. channel state information feedback method according to claim 2, it is characterised in that described according to institute
The channel condition information of generation, chooses at least one channel quality best from the multiple Serving cell
Serving cell, including：
The multiple Serving cell is ranked up according to the order that CQI successively decreases；
According to the available reporting channel resource, it is determined that the quantity N, N of selected cell be more than or
Integer equal to 1；
The cell for being arranged in top N is chosen from the multiple Serving cell, as selected channel quality
At least one best Serving cell.
6. a kind of user equipment, it is characterised in that including：
Acquiring unit, is suitable to when in carrier aggregation state, and the channel state feedback for obtaining base station transmission is matched somebody with somebody
Confidence ceases；
Channel measurement unit, is suitable to carry out channel measurement to corresponding multiple Serving cell, and generate corresponding
Channel condition information；
Transmitting element is chosen, is suitable to according to the channel condition information for being generated, from the multiple Serving cell
Choose the best Serving cell of at least one channel quality, and by the channel shape of selected Serving cell
The cell index of state information and selected Serving cell reports to the base station together.
7. user equipment according to claim 6, it is characterised in that the channel state feedback matches somebody with somebody confidence
Breath includes to be reported for report subframe, the reporting channel resource, and user equipment of user equipment allocation
Channel condition information type information.
8. user equipment according to claim 7, it is characterised in that the reporting channel resource includes
Any one of PUCCH and PUSCH.
9. user equipment according to claim 7, it is characterised in that the type of the channel condition information
Including the corresponding first kind of CQI, in the corresponding Second Types of PTI and corresponding 3rd types of RI
At least one.
10. user equipment according to claim 7, it is characterised in that the selection transmitting element, is suitable to
The multiple Serving cell is ranked up according to the order that CQI successively decreases；Available reported according to described
Channel resource, it is determined that the quantity N, N of selected cell are the integer more than or equal to 1；From institute
The cell chosen in multiple Serving cells and be arranged in top N is stated, it is best as selected channel quality
At least one Serving cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510860664.XA CN106817723A (en) | 2015-11-30 | 2015-11-30 | User equipment and channel state information feedback method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860664.XA CN106817723A (en) | 2015-11-30 | 2015-11-30 | User equipment and channel state information feedback method |
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| CN106817723A true CN106817723A (en) | 2017-06-09 |
Family
ID=59107334
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| CN201510860664.XA Pending CN106817723A (en) | 2015-11-30 | 2015-11-30 | User equipment and channel state information feedback method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110913491A (en) * | 2019-12-17 | 2020-03-24 | 惠州Tcl移动通信有限公司 | Channel allocation method, device and storage medium |
| CN111817824A (en) * | 2019-07-24 | 2020-10-23 | 维沃移动通信有限公司 | An information transmission method, terminal device and control node |
| CN114760660A (en) * | 2022-04-19 | 2022-07-15 | 展讯通信（上海）有限公司 | Scheduling method and device and computer readable storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300250A (en) * | 2010-06-23 | 2011-12-28 | 电信科学技术研究院 | Method for reporting measurement report by UE (User Equipment) and main service cell reconfiguration method and system |
| CN102377539A (en) * | 2010-08-12 | 2012-03-14 | 华为技术有限公司 | Methods for feedback and acquisition of channel state information (CSI) of a plurality of component carriers (CC), user equipment (UE) and evolved NodeB |
| CN102594528A (en) * | 2011-01-10 | 2012-07-18 | 夏普株式会社 | Trigger method for non-periodic channel state information feedback |
| US20130077581A1 (en) * | 2011-09-23 | 2013-03-28 | Samsung Electronics Co. Ltd. | Method and apparatus for transmitting and receiving feedback for cooperative communication system |
| CN104205920A (en) * | 2012-03-23 | 2014-12-10 | 株式会社Ntt都科摩 | Wireless communication system, user terminal, wireless base station device and wireless communication method |
-
2015
- 2015-11-30 CN CN201510860664.XA patent/CN106817723A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300250A (en) * | 2010-06-23 | 2011-12-28 | 电信科学技术研究院 | Method for reporting measurement report by UE (User Equipment) and main service cell reconfiguration method and system |
| CN102377539A (en) * | 2010-08-12 | 2012-03-14 | 华为技术有限公司 | Methods for feedback and acquisition of channel state information (CSI) of a plurality of component carriers (CC), user equipment (UE) and evolved NodeB |
| CN102594528A (en) * | 2011-01-10 | 2012-07-18 | 夏普株式会社 | Trigger method for non-periodic channel state information feedback |
| US20130077581A1 (en) * | 2011-09-23 | 2013-03-28 | Samsung Electronics Co. Ltd. | Method and apparatus for transmitting and receiving feedback for cooperative communication system |
| CN104205920A (en) * | 2012-03-23 | 2014-12-10 | 株式会社Ntt都科摩 | Wireless communication system, user terminal, wireless base station device and wireless communication method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817824A (en) * | 2019-07-24 | 2020-10-23 | 维沃移动通信有限公司 | An information transmission method, terminal device and control node |
| CN111817824B (en) * | 2019-07-24 | 2022-05-31 | 维沃移动通信有限公司 | Information transmission method, terminal equipment and control node |
| US12192884B2 (en) | 2019-07-24 | 2025-01-07 | Vivo Mobile Communication Co., Ltd. | Information transmission method and terminal device |
| CN110913491A (en) * | 2019-12-17 | 2020-03-24 | 惠州Tcl移动通信有限公司 | Channel allocation method, device and storage medium |
| CN114760660A (en) * | 2022-04-19 | 2022-07-15 | 展讯通信（上海）有限公司 | Scheduling method and device and computer readable storage medium |
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