JP2016514415A - 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 - Google Patents

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 Download PDF

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JP2016514415A
JP2016514415A JP2015560529A JP2015560529A JP2016514415A JP 2016514415 A JP2016514415 A JP 2016514415A JP 2015560529 A JP2015560529 A JP 2015560529A JP 2015560529 A JP2015560529 A JP 2015560529A JP 2016514415 A JP2016514415 A JP 2016514415A
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csi
type
feedback
transmission
dependent
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Japanese (ja)
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JP2016514415A5 (enExample
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ディン，ミン
リュ，レンマオ
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Sharp Corp
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Sharp Corp
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Publication of JP2016514415A5 publication Critical patent/JP2016514415A5/ja
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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]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2015560529A 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 Pending JP2016514415A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201310067325.7 2013-03-04
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
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

Publications (2)

Publication Number Publication Date
JP2016514415A true JP2016514415A (ja) 2016-05-19
JP2016514415A5 JP2016514415A5 (enExample) 2017-02-09

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JP2015560529A Pending 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

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

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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
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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
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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
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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
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Publication number Publication date
CN104038319A (zh) 2014-09-10
US9712214B2 (en) 2017-07-18
WO2014134960A1 (zh) 2014-09-12
CN104038319B (zh) 2018-12-21
US20160006487A1 (en) 2016-01-07

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