CN104038319B - 多发射点合作系统的信道状态信息反馈与用户设备 - Google Patents

多发射点合作系统的信道状态信息反馈与用户设备 Download PDF

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Publication number
CN104038319B
CN104038319B CN201310067325.7A CN201310067325A CN104038319B CN 104038319 B CN104038319 B CN 104038319B CN 201310067325 A CN201310067325 A CN 201310067325A CN 104038319 B CN104038319 B CN 104038319B
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CN
China
Prior art keywords
csi
subband
feedback
user equipment
cqi
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Expired - Fee Related
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CN201310067325.7A
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English (en)
Chinese (zh)
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CN104038319A (zh
Inventor
丁铭
刘仁茂
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Sharp Corp
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Sharp Corp
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Priority to CN201310067325.7A priority Critical patent/CN104038319B/zh
Priority to US14/771,142 priority patent/US9712214B2/en
Priority to PCT/CN2013/090707 priority patent/WO2014134960A1/zh
Priority to JP2015560529A priority patent/JP2016514415A/ja
Publication of CN104038319A publication Critical patent/CN104038319A/zh
Application granted granted Critical
Publication of CN104038319B publication Critical patent/CN104038319B/zh
Expired - Fee Related legal-status Critical Current
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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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [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
    • H04B7/0413—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
    • 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
    • H04B7/0621—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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201310067325.7A 2013-03-04 2013-03-04 多发射点合作系统的信道状态信息反馈与用户设备 Expired - Fee Related CN104038319B (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201310067325.7A CN104038319B (zh) 2013-03-04 2013-03-04 多发射点合作系统的信道状态信息反馈与用户设备
US14/771,142 US9712214B2 (en) 2013-03-04 2013-12-27 Channel state information feedback method for coordinated multi-point system and associated user equipment
PCT/CN2013/090707 WO2014134960A1 (zh) 2013-03-04 2013-12-27 多发射点合作系统的信道状态信息反馈与用户设备
JP2015560529A JP2016514415A (ja) 2013-03-04 2013-12-27 多発信地点協働システムにおけるチャネル状態情報フィードバックおよびユーザ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310067325.7A CN104038319B (zh) 2013-03-04 2013-03-04 多发射点合作系统的信道状态信息反馈与用户设备

Publications (2)

Publication Number Publication Date
CN104038319A CN104038319A (zh) 2014-09-10
CN104038319B true CN104038319B (zh) 2018-12-21

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CN201310067325.7A Expired - Fee Related CN104038319B (zh) 2013-03-04 2013-03-04 多发射点合作系统的信道状态信息反馈与用户设备

Country Status (4)

Country Link
US (1) US9712214B2 (enExample)
JP (1) JP2016514415A (enExample)
CN (1) CN104038319B (enExample)
WO (1) WO2014134960A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9531512B2 (en) * 2013-11-25 2016-12-27 Qualcomm Incorporated Techniques for downlink coordinated multi-point (CoMP) communications using unlicensed radio frequency spectrum band
CN105515732B (zh) * 2014-09-24 2018-01-09 上海朗帛通信技术有限公司 一种ue、基站中的用于多天线通信的方法和设备
JP2017228813A (ja) * 2014-11-06 2017-12-28 シャープ株式会社 基地局装置、端末装置および通信方法
CN106452540B (zh) * 2015-08-10 2019-10-11 中国移动通信集团公司 一种发送、接收数据的方法和设备
WO2017075839A1 (zh) 2015-11-06 2017-05-11 华为技术有限公司 一种测量和反馈信道状态信息csi的方法及装置
US10200102B2 (en) * 2015-11-13 2019-02-05 Qualcomm Incorporated Channel station information reporting and transmission mode for enhanced machine type communication
US10404332B2 (en) * 2016-01-28 2019-09-03 Qualcomm Incorporated Downlink common burst channelization
US10171214B2 (en) 2016-09-29 2019-01-01 At&T Intellectual Property I, L.P. Channel state information framework design for 5G multiple input multiple output transmissions
US10206232B2 (en) 2016-09-29 2019-02-12 At&T Intellectual Property I, L.P. Initial access and radio resource management for integrated access and backhaul (IAB) wireless networks
US10158555B2 (en) 2016-09-29 2018-12-18 At&T Intellectual Property I, L.P. Facilitation of route optimization for a 5G network or other next generation network
US10644924B2 (en) 2016-09-29 2020-05-05 At&T Intellectual Property I, L.P. Facilitating a two-stage downlink control channel in a wireless communication system
US10602507B2 (en) 2016-09-29 2020-03-24 At&T Intellectual Property I, L.P. Facilitating uplink communication waveform selection
US10334533B2 (en) 2016-11-02 2019-06-25 At&T Intellectual Property I, L.P. Non-orthogonal design for channel state information reference signals for a 5G air interface or other next generation network interfaces
GB2558217B (en) * 2016-12-22 2020-08-19 Samsung Electronics Co Ltd Using feedback from user equipment to determine mode of joint transmission
US10237032B2 (en) 2017-01-06 2019-03-19 At&T Intellectual Property I, L.P. Adaptive channel state information reference signal configurations for a 5G wireless communication network or other next generation network
US10320512B2 (en) 2017-01-08 2019-06-11 At&T Intellectual Property I, L.P. Interference cancelation for 5G or other next generation network
US10355813B2 (en) 2017-02-14 2019-07-16 At&T Intellectual Property I, L.P. Link adaptation on downlink control channel in a wireless communications system
GB2562098B (en) 2017-05-05 2022-02-02 Samsung Electronics Co Ltd Improvements in and relating to channel state feedback in a telecommunication system
US10462801B2 (en) 2017-05-05 2019-10-29 At&T Intellectual Property I, L.P. Multi-antenna transmission protocols for high doppler conditions
US10470072B2 (en) 2017-06-15 2019-11-05 At&T Intellectual Property I, L.P. Facilitation of multiple input multiple output communication for 5G or other next generation network
US10397052B2 (en) 2017-08-10 2019-08-27 At&T Intellectual Property I, L.P. Adapting demodulation reference signal configuration in networks using massive MIMO
CN109600208B (zh) 2017-09-30 2021-06-04 电信科学技术研究院 一种上行传输、配置方法、终端及基站
WO2020060377A1 (ko) * 2018-09-21 2020-03-26 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보를 보고하는 방법 및 이를 위한 장치
WO2020060378A1 (ko) * 2018-09-21 2020-03-26 엘지전자 주식회사 무선 통신 시스템에서 drx 모드 동작에 따라 채널 상태 정보를 보고하는 방법 및 이를 위한 장치
KR102677717B1 (ko) * 2018-12-03 2024-06-24 삼성전자 주식회사 네트워크 협력통신을 위한 채널상태정보 보고 방법 및 장치
CN111698715A (zh) * 2019-03-13 2020-09-22 华为技术有限公司 一种参考信号测量方法及通信装置
CN115940999B (zh) * 2022-11-10 2025-10-10 国网浙江省电力有限公司海盐县供电公司 一种基于多天线时离散窄带聚合的通信方法、设备及介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102271031A (zh) * 2011-08-09 2011-12-07 中兴通讯股份有限公司 一种信道信息反馈的方法和系统
CN102281133A (zh) * 2010-06-13 2011-12-14 华为技术有限公司 一种在物理上行控制信道上传输信息的方法及装置
CN102546110A (zh) * 2011-12-31 2012-07-04 电信科学技术研究院 一种传输信道状态信息的方法及装置
CN102647751A (zh) * 2011-02-17 2012-08-22 上海贝尔股份有限公司 协同多点传输中确定信道状态的方法
WO2013023291A1 (en) * 2011-08-12 2013-02-21 Research In Motion Limited Methods of channel state information feedback and transmission in coordinated multi-point wireless communications system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012108802A1 (en) * 2011-02-07 2012-08-16 Telefonaktiebolaget L M Ericsson (Publ) Base station (antenna) selection for uplink transmission of sounding reference signals, srs
US20130083681A1 (en) * 2011-09-30 2013-04-04 Research In Motion Limited Methods of Channel State Information Feedback and Transmission in Coordinated Multi-Point Wireless Communications System
US9166663B2 (en) * 2012-12-14 2015-10-20 Futurewei Technologies, Inc. System and method for open-loop MIMO communications in a SCMA communications system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102281133A (zh) * 2010-06-13 2011-12-14 华为技术有限公司 一种在物理上行控制信道上传输信息的方法及装置
CN102647751A (zh) * 2011-02-17 2012-08-22 上海贝尔股份有限公司 协同多点传输中确定信道状态的方法
CN102271031A (zh) * 2011-08-09 2011-12-07 中兴通讯股份有限公司 一种信道信息反馈的方法和系统
WO2013023291A1 (en) * 2011-08-12 2013-02-21 Research In Motion Limited Methods of channel state information feedback and transmission in coordinated multi-point wireless communications system
CN102546110A (zh) * 2011-12-31 2012-07-04 电信科学技术研究院 一种传输信道状态信息的方法及装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Discussion for CR on RI-Reference CSI Process for Periodic Feedback;Samsung;《3GPP TSG-RAN WG1#72 R1 130276》;20130201;全文 *
Remaining topics of CoMP CQI and Associated CSI Process Definitions;Ericsson, ST-Ericsson;《3GPP TSG-RAN WG1#70 R1 123828》;20120817;全文 *

Also Published As

Publication number Publication date
CN104038319A (zh) 2014-09-10
US9712214B2 (en) 2017-07-18
WO2014134960A1 (zh) 2014-09-12
JP2016514415A (ja) 2016-05-19
US20160006487A1 (en) 2016-01-07

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