CN101958773B - 反馈信道信息的方法及终端 - Google Patents

反馈信道信息的方法及终端 Download PDF

Info

Publication number
CN101958773B
CN101958773B CN201010504120.7A CN201010504120A CN101958773B CN 101958773 B CN101958773 B CN 101958773B CN 201010504120 A CN201010504120 A CN 201010504120A CN 101958773 B CN101958773 B CN 101958773B
Authority
CN
China
Prior art keywords
codebook
code words
codewords
pmi2
selects
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.)
Active
Application number
CN201010504120.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN101958773A (zh
Inventor
陈艺戬
李儒岳
李书鹏
张峻峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Priority to CN201010504120.7A priority Critical patent/CN101958773B/zh
Publication of CN101958773A publication Critical patent/CN101958773A/zh
Priority to PCT/CN2011/076738 priority patent/WO2012041102A1/fr
Application granted granted Critical
Publication of CN101958773B publication Critical patent/CN101958773B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • 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
    • H04B7/0482—Adaptive codebooks
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • 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 signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201010504120.7A 2010-09-30 2010-09-30 反馈信道信息的方法及终端 Active CN101958773B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201010504120.7A CN101958773B (zh) 2010-09-30 2010-09-30 反馈信道信息的方法及终端
PCT/CN2011/076738 WO2012041102A1 (fr) 2010-09-30 2011-06-30 Procédé et terminal pour rétroaction d'information canal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201010504120.7A CN101958773B (zh) 2010-09-30 2010-09-30 反馈信道信息的方法及终端

Publications (2)

Publication Number Publication Date
CN101958773A CN101958773A (zh) 2011-01-26
CN101958773B true CN101958773B (zh) 2016-08-24

Family

ID=43485898

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010504120.7A Active CN101958773B (zh) 2010-09-30 2010-09-30 反馈信道信息的方法及终端

Country Status (2)

Country Link
CN (1) CN101958773B (fr)
WO (1) WO2012041102A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3435553A4 (fr) * 2017-06-16 2019-06-12 Huawei Technologies Co. Ltd. Procédé et dispositif pour envoyer ou recevoir des informations d'état de canal

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8644422B2 (en) * 2010-02-12 2014-02-04 Blackberry Limited Low overhead PMI and CQI feedback and pairing schemes for MU-MIMO
CN101958773B (zh) * 2010-09-30 2016-08-24 中兴通讯股份有限公司 反馈信道信息的方法及终端
CN102571301B (zh) * 2011-12-27 2014-07-09 东南大学 一种基于双码本的多用户自适应反馈方法
US9763232B2 (en) * 2012-12-09 2017-09-12 Lg Electronics Inc. Method for feeding back channel status information in wireless communication system supporting multiple antennas, and apparatus therefor
CN103905100B (zh) * 2012-12-26 2019-02-19 中兴通讯股份有限公司 基于4天线码本的数据预编码处理方法及装置
US9985709B2 (en) 2013-01-14 2018-05-29 Lg Electronics Inc. Method for reporting channel state information for three-dimensional beamforming in wireless communication system and device therefor
US9281881B2 (en) * 2013-02-12 2016-03-08 Texas Instruments Incorporated 4TX codebook enhancement in LTE
KR101959322B1 (ko) 2013-04-28 2019-03-18 후아웨이 테크놀러지 컴퍼니 리미티드 프리코딩 행렬 인디케이터 피드백 방법, 수신단 및 송신단
CN104243003B (zh) * 2013-06-06 2017-10-27 电信科学技术研究院 一种基于码本的信道状态信息的传输方法和装置
CN105515730B (zh) * 2014-09-22 2018-07-10 中兴通讯股份有限公司 信道信息的反馈方法、装置及系统
CN109150266A (zh) * 2017-06-16 2019-01-04 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
CN109150270B (zh) 2017-06-28 2021-01-05 华为技术有限公司 信道状态信息反馈和接收方法、发送端设备和接收端设备
CN110958043B (zh) * 2018-09-27 2021-08-31 大唐移动通信设备有限公司 一种信道状态信息的反馈方法及装置、终端和基站
CN110754054B (zh) * 2019-05-12 2021-01-08 Oppo广东移动通信有限公司 一种信道状态信息传输方法、设备及存储介质
EP4092919A4 (fr) * 2020-02-07 2023-01-11 Huawei Technologies Co., Ltd. Procédé et appareil de transmission d'informations

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101820335A (zh) * 2010-05-07 2010-09-01 中兴通讯股份有限公司 一种使用二级码字反馈信道状态信息的终端及方法
CN101826941A (zh) * 2010-04-02 2010-09-08 中兴通讯股份有限公司 信道量化信息的反馈方法和装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101373951B1 (ko) * 2008-01-30 2014-03-13 엘지전자 주식회사 다중안테나 시스템에서 프리코딩 정보 전송방법
CN101615979A (zh) * 2008-06-24 2009-12-30 华为技术有限公司 多天线系统中的反馈指示方法、系统和设备
CN101958773B (zh) * 2010-09-30 2016-08-24 中兴通讯股份有限公司 反馈信道信息的方法及终端

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101826941A (zh) * 2010-04-02 2010-09-08 中兴通讯股份有限公司 信道量化信息的反馈方法和装置
CN101820335A (zh) * 2010-05-07 2010-09-01 中兴通讯股份有限公司 一种使用二级码字反馈信道状态信息的终端及方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Double codebook based enhancement for 4 Tx;Huawei;<3GPP TSG RAN WG1 Meeting #623，R1-104292>;20100827;第2.2节及其表1 *
On the design of two-matrix feedback framework for Rel-10;CHTTL;<3GPP TSG RAN WG1 Meeting #61bis，R1-104062>;20100702;第1-2节 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3435553A4 (fr) * 2017-06-16 2019-06-12 Huawei Technologies Co. Ltd. Procédé et dispositif pour envoyer ou recevoir des informations d'état de canal
EP3787200A1 (fr) * 2017-06-16 2021-03-03 Huawei Technologies Co., Ltd. Procédé de réception d'informations d'état de canal et dispositif

Also Published As

Publication number Publication date
CN101958773A (zh) 2011-01-26
WO2012041102A1 (fr) 2012-04-05

Similar Documents

Publication Publication Date Title
CN101958773B (zh) 反馈信道信息的方法及终端
CN101944985B (zh) 一种信道状态信息反馈方法
CN101969363B (zh) 信道状态信息反馈方法及终端
RU2630378C2 (ru) Способ обратной связи по указателю матрицы предварительного кодирования, сторона приема и сторона передачи
CN110830165B (zh) 信道状态信息反馈方法和终端
CN101902312B (zh) 一种多精度的信道信息获取方法及系统
CN102013956B (zh) 一种信道状态信息反馈方法及装置
CN101826951B (zh) 反馈信道状态信息的方法及装置
US9136921B2 (en) Method for channel information feedback and a terminal
CN102013953B (zh) 信道信息的发送方法、终端、基站及lte-a系统
CN101902307A (zh) 信道状态信息的反馈方法及终端
CN101902309B (zh) 信道状态信息的反馈方法及终端
CN101902263B (zh) 一种信道状态信息的反馈方法
CN101834706A (zh) 一种信道信息的码本量化反馈方法及系统

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant