CN102035580B - 一种空间复用模式中退秩的方法、基站及通信系统 - Google Patents

一种空间复用模式中退秩的方法、基站及通信系统 Download PDF

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Publication number
CN102035580B
CN102035580B CN 200910196894 CN200910196894A CN102035580B CN 102035580 B CN102035580 B CN 102035580B CN 200910196894 CN200910196894 CN 200910196894 CN 200910196894 A CN200910196894 A CN 200910196894A CN 102035580 B CN102035580 B CN 102035580B
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China
Prior art keywords
base station
feedback information
order
channel quality
code word
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CN 200910196894
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English (en)
Chinese (zh)
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CN102035580A (zh
Inventor
钱颖
张超
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Huawei Technologies Co Ltd
Shanghai Huawei Technologies Co Ltd
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Shanghai Huawei Technologies Co Ltd
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Priority to CN 200910196894 priority Critical patent/CN102035580B/zh
Priority to PCT/CN2010/077438 priority patent/WO2011038677A1/fr
Publication of CN102035580A publication Critical patent/CN102035580A/zh
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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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697—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 spatial multiplexing
    • 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
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
CN 200910196894 2009-09-29 2009-09-29 一种空间复用模式中退秩的方法、基站及通信系统 Active CN102035580B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN 200910196894 CN102035580B (zh) 2009-09-29 2009-09-29 一种空间复用模式中退秩的方法、基站及通信系统
PCT/CN2010/077438 WO2011038677A1 (fr) 2009-09-29 2010-09-29 Procédé permettant de réduire le rang dans un mode de multiplexage spatial, station de base et système de communication associés

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910196894 CN102035580B (zh) 2009-09-29 2009-09-29 一种空间复用模式中退秩的方法、基站及通信系统

Publications (2)

Publication Number Publication Date
CN102035580A CN102035580A (zh) 2011-04-27
CN102035580B true CN102035580B (zh) 2013-10-09

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CN (1) CN102035580B (fr)
WO (1) WO2011038677A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014179917A1 (fr) 2013-05-06 2014-11-13 Telefonaktiebolaget L M Ericsson (Publ) Procede et dispositif d'adaptation de rang
EP2822344B1 (fr) 2013-07-03 2016-03-23 Telefonaktiebolaget LM Ericsson (publ) Sélection de rang de transmission lors du déploiement d'une cellule radio partagée
US9642153B2 (en) 2013-10-09 2017-05-02 Mediatek Inc. Methods for one radio module to listen to paging signals without breaking the data transmission of the other radio module operating in the connected mode and communication apparatuses utilizing the same
US9504085B2 (en) 2014-03-04 2016-11-22 Mediatek Inc. Methods for one radio module to listen to paging signals without breaking the data transmission of the other radio module operating in the connected mode and communication apparatuses utilizing the same
US20190253876A1 (en) * 2016-11-03 2019-08-15 Huawei Technologies Co., Ltd. Status Switching Method, Network Device, and Terminal Device
CN109936401A (zh) * 2017-12-15 2019-06-25 索尼公司 电子装置、无线通信方法以及计算机可读介质
CN110474739B (zh) * 2018-05-11 2022-06-28 中兴通讯股份有限公司 调制编码及cqi上报方法、装置、设备及存储介质
CN112688727B (zh) * 2021-03-08 2021-08-31 新华三技术有限公司 一种无线通信方法、基站设备和存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101228712A (zh) * 2005-05-31 2008-07-23 高通股份有限公司 针对采用harq的mimo scw设计的秩步降
CN101388699A (zh) * 2007-09-12 2009-03-18 夏普株式会社 基于空时频域的信息反馈方法和系统、用户设备及基站
WO2009048418A2 (fr) * 2007-10-08 2009-04-16 Telefonaktiebolaget L M Ericsson (Publ) Procédé et agencements de signalisation d'informations de commande dans un système de communication
CN101534177A (zh) * 2009-04-03 2009-09-16 西安交通大学 Mimo系统中基于rumswf的低复杂度降秩均衡方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8948093B2 (en) * 2007-10-02 2015-02-03 Apple Inc. Rank adaptation for an open loop multi-antenna mode of wireless communication
CN101505205A (zh) * 2008-02-05 2009-08-12 夏普株式会社 基于波达方向的开环mimo方法、基站及用户设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101228712A (zh) * 2005-05-31 2008-07-23 高通股份有限公司 针对采用harq的mimo scw设计的秩步降
CN101388699A (zh) * 2007-09-12 2009-03-18 夏普株式会社 基于空时频域的信息反馈方法和系统、用户设备及基站
WO2009048418A2 (fr) * 2007-10-08 2009-04-16 Telefonaktiebolaget L M Ericsson (Publ) Procédé et agencements de signalisation d'informations de commande dans un système de communication
CN101534177A (zh) * 2009-04-03 2009-09-16 西安交通大学 Mimo系统中基于rumswf的低复杂度降秩均衡方法

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Publication number Publication date
WO2011038677A1 (fr) 2011-04-07
CN102035580A (zh) 2011-04-27

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