JPWO2021039428A1 - - Google Patents

Info

Publication number
JPWO2021039428A1
JPWO2021039428A1 JP2021542738A JP2021542738A JPWO2021039428A1 JP WO2021039428 A1 JPWO2021039428 A1 JP WO2021039428A1 JP 2021542738 A JP2021542738 A JP 2021542738A JP 2021542738 A JP2021542738 A JP 2021542738A JP WO2021039428 A1 JPWO2021039428 A1 JP WO2021039428A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2021542738A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2021039428A1 publication Critical patent/JPWO2021039428A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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
    • H04B7/0617—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
    • H04B7/063—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
    • 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
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2021542738A 2019-08-29 2020-08-13 Pending JPWO2021039428A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019157100 2019-08-29
PCT/JP2020/030815 WO2021039428A1 (ja) 2019-08-29 2020-08-13 無線通信装置及び無線通信方法

Publications (1)

Publication Number Publication Date
JPWO2021039428A1 true JPWO2021039428A1 (ja) 2021-03-04

Family

ID=74684796

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021542738A Pending JPWO2021039428A1 (ja) 2019-08-29 2020-08-13

Country Status (5)

Country Link
US (1) US20220352930A1 (ja)
EP (1) EP4024938A4 (ja)
JP (1) JPWO2021039428A1 (ja)
CN (1) CN114223151A (ja)
WO (1) WO2021039428A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023153176A1 (ja) * 2022-02-10 2023-08-17 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 通信装置及び通信方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101841386B (zh) * 2009-03-20 2014-11-05 中兴通讯股份有限公司 一种信道质量指示的反馈方法及系统
CN102405609B (zh) * 2009-04-24 2014-09-17 夏普株式会社 无线通信系统、无线通信装置及无线通信方法
JP5189111B2 (ja) * 2010-01-07 2013-04-24 株式会社エヌ・ティ・ティ・ドコモ 無線基地局装置、無線通信システム及び無線通信方法
TWI475839B (zh) * 2011-01-17 2015-03-01 Htc Corp 降低多細胞合作網路中回傳負載及回傳冗餘的方法及其通訊裝置
JP5911265B2 (ja) * 2011-11-07 2016-04-27 株式会社Ｎｔｔドコモ 無線通信システム、無線基地局装置、ユーザ端末及び無線通信方法
JP2016029861A (ja) * 2015-12-03 2016-03-03 株式会社Ｎｔｔドコモ ユーザ端末、無線通信システム及び無線通信方法
JP6535842B1 (ja) 2018-03-12 2019-07-03 有限会社鹿屋造船 防汚塗料

Also Published As

Publication number Publication date
WO2021039428A1 (ja) 2021-03-04
EP4024938A4 (en) 2022-09-14
CN114223151A (zh) 2022-03-22
EP4024938A1 (en) 2022-07-06
US20220352930A1 (en) 2022-11-03

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Legal Events

Date Code Title Description
A621 Written request for application examination

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Effective date: 20230718