CN114788198A - 一种信道信息反馈方法及通信装置 - Google Patents
一种信道信息反馈方法及通信装置 Download PDFInfo
- Publication number
- CN114788198A CN114788198A CN201980102862.6A CN201980102862A CN114788198A CN 114788198 A CN114788198 A CN 114788198A CN 201980102862 A CN201980102862 A CN 201980102862A CN 114788198 A CN114788198 A CN 114788198A
- Authority
- CN
- China
- Prior art keywords
- channel information
- configuration information
- mode
- predicted
- feedback
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004891 communication Methods 0.000 title claims abstract description 180
- 238000000034 method Methods 0.000 title claims abstract description 150
- 239000011159 matrix material Substances 0.000 claims description 50
- 230000015654 memory Effects 0.000 claims description 44
- 238000004590 computer program Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 abstract description 22
- 238000012545 processing Methods 0.000 description 49
- 230000000875 corresponding effect Effects 0.000 description 41
- 238000005259 measurement Methods 0.000 description 32
- 229920006934 PMI Polymers 0.000 description 26
- 238000010586 diagram Methods 0.000 description 24
- 230000006870 function Effects 0.000 description 21
- 239000013598 vector Substances 0.000 description 17
- 230000011664 signaling Effects 0.000 description 14
- 230000009286 beneficial effect Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- DEXFNLNNUZKHNO-UHFFFAOYSA-N 6-[3-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-3-oxopropyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)C(CCC1=CC2=C(NC(O2)=O)C=C1)=O DEXFNLNNUZKHNO-UHFFFAOYSA-N 0.000 description 1
- 241000760358 Enodes Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0645—Variable feedback
- H04B7/065—Variable contents, e.g. long-term or short-short
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0658—Feedback reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
Abstract
本申请提供了一种信道信息反馈方法及通信装置,该方法包括:终端设备接收网络设备发送的配置信息,该配置信息用于配置信道信息的反馈模式;当配置信息配置的反馈模式为第一模式时,终端设备向网络设备反馈当前的信道信息;当配置信息配置的反馈模式为第二模式时,终端设备向网络设备反馈预测的信道信息。基于本申请提供的方法,能够满足不同场景的信道信息反馈需求,尤其是反馈预测的信道信息可以解决移动场景中因为信道信息过期导致数据传输性能下降的问题,有利于提升系统性能。
Description
PCT国内申请,说明书已公开。
Claims (32)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/130991 WO2021134731A1 (zh) | 2019-12-31 | 2019-12-31 | 一种信道信息反馈方法及通信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114788198A true CN114788198A (zh) | 2022-07-22 |
CN114788198B CN114788198B (zh) | 2024-03-26 |
Family
ID=76686254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201980102862.6A Active CN114788198B (zh) | 2019-12-31 | 2019-12-31 | 一种信道信息反馈方法及通信装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20220329305A1 (zh) |
EP (1) | EP4068660A4 (zh) |
CN (1) | CN114788198B (zh) |
WO (1) | WO2021134731A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024078440A1 (zh) * | 2022-10-11 | 2024-04-18 | 维沃移动通信有限公司 | 信息反馈方法、装置、终端、网络侧设备及可读存储介质 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117014113A (zh) * | 2022-04-27 | 2023-11-07 | 北京三星通信技术研究有限公司 | 通信方法、用户设备及基站 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010151067A2 (ko) * | 2009-06-25 | 2010-12-29 | (주)팬택 | 무선 통신 시스템에서의 프리코더 선택 방법과 그를 이용한 장치, 단말의 채널정보 피드백 방법, 그 단말, 기지국의 채널정보 수신 방법. |
CN108880644A (zh) * | 2017-07-26 | 2018-11-23 | 华为技术有限公司 | 用于数据传输的方法、装置和系统 |
WO2019061260A1 (zh) * | 2017-09-29 | 2019-04-04 | 华为技术有限公司 | 一种测量方法、网络设备和终端设备 |
CN109996340A (zh) * | 2017-12-29 | 2019-07-09 | 华为技术有限公司 | 一种信道侦听类型的指示方法及装置 |
EP3576312A1 (en) * | 2018-05-30 | 2019-12-04 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Doppler-delay codebook-based precoding and csi reporting for wireless communications systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100571099C (zh) * | 2006-03-24 | 2009-12-16 | 华为技术有限公司 | 一种反馈控制方法、装置及收发信机 |
KR101253197B1 (ko) * | 2010-03-26 | 2013-04-10 | 엘지전자 주식회사 | 참조신호 수신 방법 및 사용자기기, 참조신호 전송 방법 및 기지국 |
CN104753636B (zh) * | 2013-12-31 | 2018-03-23 | 展讯通信(上海)有限公司 | 通信系统中信道质量指示的反馈方法与装置、通信终端 |
CN107294689A (zh) * | 2016-04-01 | 2017-10-24 | 中兴通讯股份有限公司 | 导频配置信息的传输方法、装置及系统 |
-
2019
- 2019-12-31 CN CN201980102862.6A patent/CN114788198B/zh active Active
- 2019-12-31 WO PCT/CN2019/130991 patent/WO2021134731A1/zh unknown
- 2019-12-31 EP EP19958112.5A patent/EP4068660A4/en active Pending
-
2022
- 2022-06-29 US US17/852,957 patent/US20220329305A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010151067A2 (ko) * | 2009-06-25 | 2010-12-29 | (주)팬택 | 무선 통신 시스템에서의 프리코더 선택 방법과 그를 이용한 장치, 단말의 채널정보 피드백 방법, 그 단말, 기지국의 채널정보 수신 방법. |
CN108880644A (zh) * | 2017-07-26 | 2018-11-23 | 华为技术有限公司 | 用于数据传输的方法、装置和系统 |
WO2019061260A1 (zh) * | 2017-09-29 | 2019-04-04 | 华为技术有限公司 | 一种测量方法、网络设备和终端设备 |
CN109996340A (zh) * | 2017-12-29 | 2019-07-09 | 华为技术有限公司 | 一种信道侦听类型的指示方法及装置 |
EP3576312A1 (en) * | 2018-05-30 | 2019-12-04 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Doppler-delay codebook-based precoding and csi reporting for wireless communications systems |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024078440A1 (zh) * | 2022-10-11 | 2024-04-18 | 维沃移动通信有限公司 | 信息反馈方法、装置、终端、网络侧设备及可读存储介质 |
Also Published As
Publication number | Publication date |
---|---|
CN114788198B (zh) | 2024-03-26 |
EP4068660A4 (en) | 2022-11-30 |
US20220329305A1 (en) | 2022-10-13 |
EP4068660A1 (en) | 2022-10-05 |
WO2021134731A1 (zh) | 2021-07-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2021259180A1 (zh) | 一种测量上报方法及装置 | |
JP6911129B2 (ja) | チャネル状態情報フィードバック方法、端末デバイス、およびネットワークデバイス | |
CN108476044B (zh) | 通信设备及其方法 | |
CN111342873A (zh) | 一种信道测量方法和通信装置 | |
WO2019148399A1 (zh) | 上报信道状态信息csi的方法和装置 | |
US20220329305A1 (en) | Channel information feedback method and communication apparatus | |
WO2022048593A1 (zh) | 信道测量的方法和装置 | |
WO2021037200A1 (zh) | 信道测量的方法和通信装置 | |
US10505779B2 (en) | Method and apparatus for obtaining downlink channel information and network side device | |
CN114451039A (zh) | 一种配置预编码的方法及装置 | |
CN115315906B (zh) | 一种信道测量方法和通信装置 | |
CN106506112B (zh) | 反馈信道状态信息的方法和网络设备 | |
WO2024027394A1 (zh) | 一种通信方法及装置 | |
WO2021081847A1 (zh) | 一种信道测量方法和通信装置 | |
CN112740564A (zh) | 通信方法、装置及系统 | |
CN107534883B (zh) | 下行信道状态信息的获取方法和装置 | |
CN117397180A (zh) | 用于csi预测控制的装置 | |
CN116195288A (zh) | 一种调制与编码策略mcs的选择方法及通信装置 | |
WO2023213239A1 (zh) | 参考信号的配置方法、状态信息的上报方法及相关设备 | |
CN112311484B (zh) | 用于信道测量的方法和装置 | |
WO2023202338A1 (zh) | 信息传输方法、装置、终端、网络侧设备及介质 | |
CN112262536B (zh) | 一种数据传输方法及装置 | |
WO2023165458A1 (zh) | 信道状态信息的反馈方法和通信装置 | |
WO2023093352A1 (zh) | 一种用于信道状态信息csi上报的方法和装置 | |
WO2021063210A1 (zh) | 接收指示的方法、发送指示的方法和通信装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |