JP7078607B2 - ワイヤレス通信における非コヒーレントジョイント送信のための技法 - Google Patents

ワイヤレス通信における非コヒーレントジョイント送信のための技法 Download PDF

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JP7078607B2
JP7078607B2 JP2019506355A JP2019506355A JP7078607B2 JP 7078607 B2 JP7078607 B2 JP 7078607B2 JP 2019506355 A JP2019506355 A JP 2019506355A JP 2019506355 A JP2019506355 A JP 2019506355A JP 7078607 B2 JP7078607 B2 JP 7078607B2
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codeword
transmission
ncjt
mimo
dci
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JP2019525618A5 (enExample
JP2019525618A (ja
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ジン・スン
ワンシ・チェン
ピーター・ガール
ハオ・シュ
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クアルコム，インコーポレイテッド
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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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/06—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
    • 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
    • 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
    • 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

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  • 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)
  • Radio Transmission System (AREA)
JP2019506355A 2016-08-12 2017-08-04 ワイヤレス通信における非コヒーレントジョイント送信のための技法 Active JP7078607B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662374603P 2016-08-12 2016-08-12
US62/374,603 2016-08-12
US15/667,801 2017-08-03
US15/667,801 US10367566B2 (en) 2016-08-12 2017-08-03 Techniques for non-coherent joint transmissions in wireless communications
PCT/US2017/045448 WO2018031397A1 (en) 2016-08-12 2017-08-04 Techniques for non-coherent joint transmissions in wireless communications

Publications (3)

Publication Number Publication Date
JP2019525618A JP2019525618A (ja) 2019-09-05
JP2019525618A5 JP2019525618A5 (enExample) 2020-09-03
JP7078607B2 true JP7078607B2 (ja) 2022-05-31

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JP2019506355A Active JP7078607B2 (ja) 2016-08-12 2017-08-04 ワイヤレス通信における非コヒーレントジョイント送信のための技法

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Country Link
US (1) US10367566B2 (enExample)
EP (1) EP3497835B9 (enExample)
JP (1) JP7078607B2 (enExample)
CN (1) CN109565355B (enExample)
BR (1) BR112019002440A2 (enExample)
TW (1) TWI758309B (enExample)
WO (1) WO2018031397A1 (enExample)

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WO2020197286A1 (ko) * 2019-03-26 2020-10-01 엘지전자 주식회사 무선 통신 시스템에서 데이터 송수신 방법 및 이에 대한 장치
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Also Published As

Publication number Publication date
EP3497835A1 (en) 2019-06-19
TWI758309B (zh) 2022-03-21
TW201811096A (zh) 2018-03-16
BR112019002440A2 (pt) 2019-05-14
WO2018031397A1 (en) 2018-02-15
US20180048372A1 (en) 2018-02-15
US10367566B2 (en) 2019-07-30
CN109565355A (zh) 2019-04-02
EP3497835B1 (en) 2023-11-22
JP2019525618A (ja) 2019-09-05
EP3497835B9 (en) 2024-07-17
CN109565355B (zh) 2021-12-03

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