JP6238304B2 - ビームフォーミングベースの無線通信システムにおける多重アンテナ送信をサポートするための装置及び方法 - Google Patents

ビームフォーミングベースの無線通信システムにおける多重アンテナ送信をサポートするための装置及び方法 Download PDF

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Publication number
JP6238304B2
JP6238304B2 JP2014525938A JP2014525938A JP6238304B2 JP 6238304 B2 JP6238304 B2 JP 6238304B2 JP 2014525938 A JP2014525938 A JP 2014525938A JP 2014525938 A JP2014525938 A JP 2014525938A JP 6238304 B2 JP6238304 B2 JP 6238304B2
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transmission
reception
beam pattern
channel information
information
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JP2014524705A5 (cg-RX-API-DMAC7.html
JP2014524705A (ja
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ジ−ユン・ソル
ジョン−ホ・パク
ヒュン−キュ・ユ
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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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
    • H04B7/0613—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
    • H04B7/0628—Diversity capabilities
    • 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
    • H04B7/06—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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2014525938A 2011-08-16 2012-08-16 ビームフォーミングベースの無線通信システムにおける多重アンテナ送信をサポートするための装置及び方法 Expired - Fee Related JP6238304B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20110081150 2011-08-16
KR10-2011-0081150 2011-08-16
KR1020120089389A KR101950778B1 (ko) 2011-08-16 2012-08-16 빔 포밍 기반의 무선통신시스템에서 다중 안테나 전송을 지원하기 위한 장치 및 방법
KR10-2012-0089389 2012-08-16
PCT/KR2012/006535 WO2013025070A2 (en) 2011-08-16 2012-08-16 Apparatus and method for supporting multi-antenna transmission in beamformed wireless communication system

Publications (3)

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JP2014524705A JP2014524705A (ja) 2014-09-22
JP2014524705A5 JP2014524705A5 (cg-RX-API-DMAC7.html) 2015-10-01
JP6238304B2 true JP6238304B2 (ja) 2017-11-29

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US (1) US9319124B2 (cg-RX-API-DMAC7.html)
EP (1) EP2745426B1 (cg-RX-API-DMAC7.html)
JP (1) JP6238304B2 (cg-RX-API-DMAC7.html)
KR (1) KR101950778B1 (cg-RX-API-DMAC7.html)
CN (1) CN103733540B (cg-RX-API-DMAC7.html)
WO (1) WO2013025070A2 (cg-RX-API-DMAC7.html)

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KR101950778B1 (ko) 2019-02-21
WO2013025070A2 (en) 2013-02-21
EP2745426B1 (en) 2020-02-05
CN103733540B (zh) 2018-01-16
CN103733540A (zh) 2014-04-16
JP2014524705A (ja) 2014-09-22
US9319124B2 (en) 2016-04-19
EP2745426A4 (en) 2015-04-01
US20130045690A1 (en) 2013-02-21
EP2745426A2 (en) 2014-06-25
WO2013025070A3 (en) 2013-04-25
KR20130019360A (ko) 2013-02-26

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