WO2014101055A1 - 信道状态信息反馈的方法以及一种用户设备和基站 - Google Patents
信道状态信息反馈的方法以及一种用户设备和基站 Download PDFInfo
- Publication number
- WO2014101055A1 WO2014101055A1 PCT/CN2012/087699 CN2012087699W WO2014101055A1 WO 2014101055 A1 WO2014101055 A1 WO 2014101055A1 CN 2012087699 W CN2012087699 W CN 2012087699W WO 2014101055 A1 WO2014101055 A1 WO 2014101055A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- precoding matrix
- matrix
- base station
- pmi
- precoding
- Prior art date
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Classifications
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- 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
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback systems
-
- 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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
-
- 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
- H04B7/0413—MIMO systems
-
- 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
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
Abstract
Description
Claims
Priority Applications (22)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MYPI2015001646A MY161041A (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
EP16195533.1A EP3197070B1 (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
EP22197640.0A EP4170919A1 (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
EP20214431.7A EP3855638B1 (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
RU2015130998A RU2618508C2 (ru) | 2012-12-27 | 2012-12-27 | Способ возвращения информации состояния канала, пользовательское оборудование и базовая станция |
CN201280020417.3A CN104067533B (zh) | 2012-12-27 | 2012-12-27 | 信道状态信息反馈的方法以及一种用户设备和基站 |
EP12891145.0A EP2947787B1 (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
PCT/CN2012/087699 WO2014101055A1 (zh) | 2012-12-27 | 2012-12-27 | 信道状态信息反馈的方法以及一种用户设备和基站 |
BR112015015418-2A BR112015015418B1 (pt) | 2012-12-27 | 2012-12-27 | Método para realimentar informações de estado de canal, equipamento de usuário, estação base, aparelho e meio de armazenamento de computador |
EP19162446.9A EP3588801B1 (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
MX2015008407A MX344041B (es) | 2012-12-27 | 2012-12-27 | Metodo para retroalimentar informacion de estado de canal, equipo de usuario, y estacion base. |
CN201710943699.9A CN107689823B (zh) | 2012-12-27 | 2012-12-27 | 信道状态信息反馈的方法以及一种用户设备和基站 |
SG11201505013UA SG11201505013UA (en) | 2012-12-27 | 2012-12-27 | Method for feeding back channel state information, user equipment, and base station |
JP2015549920A JP6118423B2 (ja) | 2012-12-27 | 2012-12-27 | チャネル状態情報をフィードバックする方法、ユーザ装置及び基地局 |
US14/753,490 US9438328B2 (en) | 2012-12-27 | 2015-06-29 | Method for feeding backchannel state information, user equipment, and base station |
ZA2015/04716A ZA201504716B (en) | 2012-12-27 | 2015-06-30 | Method for feeding back channel state information, user equipment, and base station |
US15/229,576 US9729222B2 (en) | 2012-12-27 | 2016-08-05 | Method for feeding back channel state information, user equipment, and base station |
US15/668,531 US10230443B2 (en) | 2012-12-27 | 2017-08-03 | Method for feeding backchannel state information, user equipment, and base station |
US16/268,284 US10484069B2 (en) | 2012-12-27 | 2019-02-05 | Method for feeding backchannel state information, user equipment, and base station |
US16/599,877 US10715239B2 (en) | 2012-12-27 | 2019-10-11 | Method for feeding backchannel state information, user equipment, and base station |
US16/904,999 US11431392B2 (en) | 2012-12-27 | 2020-06-18 | Method for feeding backchannel state information, user equipment, and base station |
US17/873,580 US11831379B2 (en) | 2012-12-27 | 2022-07-26 | Method for feeding backchannel state information, user equipment, and base station |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2012/087699 WO2014101055A1 (zh) | 2012-12-27 | 2012-12-27 | 信道状态信息反馈的方法以及一种用户设备和基站 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US14/753,490 Continuation US9438328B2 (en) | 2012-12-27 | 2015-06-29 | Method for feeding backchannel state information, user equipment, and base station |
Publications (1)
Publication Number | Publication Date |
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WO2014101055A1 true WO2014101055A1 (zh) | 2014-07-03 |
Family
ID=51019704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CN2012/087699 WO2014101055A1 (zh) | 2012-12-27 | 2012-12-27 | 信道状态信息反馈的方法以及一种用户设备和基站 |
Country Status (11)
Country | Link |
---|---|
US (7) | US9438328B2 (zh) |
EP (5) | EP4170919A1 (zh) |
JP (1) | JP6118423B2 (zh) |
CN (2) | CN104067533B (zh) |
BR (1) | BR112015015418B1 (zh) |
MX (1) | MX344041B (zh) |
MY (1) | MY161041A (zh) |
RU (1) | RU2618508C2 (zh) |
SG (1) | SG11201505013UA (zh) |
WO (1) | WO2014101055A1 (zh) |
ZA (1) | ZA201504716B (zh) |
Cited By (3)
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CN107404342A (zh) * | 2016-05-19 | 2017-11-28 | 北京信威通信技术股份有限公司 | 一种下行多天线预编码方法及系统 |
CN107733494A (zh) * | 2016-08-12 | 2018-02-23 | 电信科学技术研究院 | 一种预编码方法、信道状态信息确定方法及装置 |
RU2730892C1 (ru) * | 2017-06-16 | 2020-08-26 | Телефонактиеболагет Лм Эрикссон (Пабл) | Зондирование восходящей линии связи на множестве ресурсов и передача поднабора антенн |
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EP4170919A1 (en) * | 2012-12-27 | 2023-04-26 | Huawei Technologies Co., Ltd. | Method for feeding back channel state information, user equipment, and base station |
CN104065448B (zh) * | 2013-03-22 | 2017-11-14 | 电信科学技术研究院 | 一种确定预编码矩阵的方法、系统和设备 |
KR20150121185A (ko) * | 2013-04-04 | 2015-10-28 | 후지쯔 가부시끼가이샤 | 이동국, 기지국 및 통신 제어 방법 |
KR102222929B1 (ko) * | 2015-10-04 | 2021-03-04 | 엘지전자 주식회사 | 무선 통신 시스템에서 채널 상태 정보 송수신 방법 및 이를 위한 장치 |
CN106685598B (zh) * | 2015-11-06 | 2019-06-14 | 电信科学技术研究院 | 一种信道状态信息csi反馈方法、终端及基站 |
CN106953672B (zh) * | 2016-01-07 | 2020-04-14 | 中兴通讯股份有限公司 | 一种多天线系统中信道信息反馈的方法及终端 |
CN110140313B (zh) * | 2017-01-25 | 2020-09-08 | 华为技术有限公司 | 信道状态信息的传输方法、接入网设备和终端设备 |
CN108631847B (zh) * | 2017-03-24 | 2021-06-01 | 华为技术有限公司 | 传输信道状态信息的方法、终端设备和网络设备 |
WO2019069128A1 (en) * | 2017-10-02 | 2019-04-11 | Lenovo (Singapore) Pte. Ltd. | METHOD AND APPARATUS FOR USING A DETERMINED COMPRESSION MATRIX TO FORM A SET OF COMPOSITE BEAMS |
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CN110535512B (zh) * | 2018-10-31 | 2023-06-30 | 中兴通讯股份有限公司 | 一种报告天线端口加权矢量的方法、装置和系统 |
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2012
- 2012-12-27 EP EP22197640.0A patent/EP4170919A1/en active Pending
- 2012-12-27 CN CN201280020417.3A patent/CN104067533B/zh active Active
- 2012-12-27 SG SG11201505013UA patent/SG11201505013UA/en unknown
- 2012-12-27 BR BR112015015418-2A patent/BR112015015418B1/pt active IP Right Grant
- 2012-12-27 MX MX2015008407A patent/MX344041B/es active IP Right Grant
- 2012-12-27 RU RU2015130998A patent/RU2618508C2/ru active
- 2012-12-27 EP EP20214431.7A patent/EP3855638B1/en active Active
- 2012-12-27 CN CN201710943699.9A patent/CN107689823B/zh active Active
- 2012-12-27 EP EP12891145.0A patent/EP2947787B1/en active Active
- 2012-12-27 WO PCT/CN2012/087699 patent/WO2014101055A1/zh active Application Filing
- 2012-12-27 EP EP16195533.1A patent/EP3197070B1/en active Active
- 2012-12-27 JP JP2015549920A patent/JP6118423B2/ja active Active
- 2012-12-27 EP EP19162446.9A patent/EP3588801B1/en active Active
- 2012-12-27 MY MYPI2015001646A patent/MY161041A/en unknown
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2015
- 2015-06-29 US US14/753,490 patent/US9438328B2/en active Active
- 2015-06-30 ZA ZA2015/04716A patent/ZA201504716B/en unknown
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2016
- 2016-08-05 US US15/229,576 patent/US9729222B2/en active Active
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2017
- 2017-08-03 US US15/668,531 patent/US10230443B2/en active Active
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2019
- 2019-02-05 US US16/268,284 patent/US10484069B2/en active Active
- 2019-10-11 US US16/599,877 patent/US10715239B2/en active Active
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2020
- 2020-06-18 US US16/904,999 patent/US11431392B2/en active Active
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2022
- 2022-07-26 US US17/873,580 patent/US11831379B2/en active Active
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CN102763345A (zh) * | 2010-01-12 | 2012-10-31 | 株式会社泛泰 | 用于信道信息反馈的装置和方法、接收信道信息的基站及基站的通信方法 |
Cited By (3)
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RU2730892C1 (ru) * | 2017-06-16 | 2020-08-26 | Телефонактиеболагет Лм Эрикссон (Пабл) | Зондирование восходящей линии связи на множестве ресурсов и передача поднабора антенн |
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