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WO2016072712A3 - 채널과 관련된 피드백을 위한 방법 및 이를 위한 장치 - Google Patents

채널과 관련된 피드백을 위한 방법 및 이를 위한 장치 Download PDF

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Publication number
WO2016072712A3
WO2016072712A3 PCT/KR2015/011721 KR2015011721W WO2016072712A3 WO 2016072712 A3 WO2016072712 A3 WO 2016072712A3 KR 2015011721 W KR2015011721 W KR 2015011721W WO 2016072712 A3 WO2016072712 A3 WO 2016072712A3
Authority
WO
WIPO (PCT)
Prior art keywords
coverage
improving
downlink channel
related feedback
channel
Prior art date
Application number
PCT/KR2015/011721
Other languages
English (en)
French (fr)
Other versions
WO2016072712A2 (ko
Inventor
염건일
황대성
김기준
이윤정
Original Assignee
엘지전자 주식회사
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 by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US15/524,253 priority Critical patent/US10374677B2/en
Publication of WO2016072712A2 publication Critical patent/WO2016072712A2/ko
Publication of WO2016072712A3 publication Critical patent/WO2016072712A3/ko

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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
    • H04B7/06—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
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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 signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명의 일 실시예에 따른 무선 통신 시스템에서 랭크-제한(rank-restricted) 단말이 하향링크 채널과 관련된 피드백을 수행하기 위한 방법에 있어서, 상기 방법은 하향링크 채널을 측정하는 단계; 및 측정된 하향링크 채널의 값에 기반하여 커버리지 개선을 위한 정보를 피드백하는 단계를 포함하고, 상기 커버리지 개선을 위한 정보는 커버리지 개선을 위한 반복 레벨 지시자를 포함할 수 있다.
PCT/KR2015/011721 2014-11-04 2015-11-03 채널과 관련된 피드백을 위한 방법 및 이를 위한 장치 WO2016072712A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US15/524,253 US10374677B2 (en) 2014-11-04 2015-11-03 Method for channel-related feedback and apparatus for same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201462075204P 2014-11-04 2014-11-04
US62/075,204 2014-11-04
US201462093415P 2014-12-18 2014-12-18
US62/093,415 2014-12-18

Publications (2)

Publication Number Publication Date
WO2016072712A2 WO2016072712A2 (ko) 2016-05-12
WO2016072712A3 true WO2016072712A3 (ko) 2016-06-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/011721 WO2016072712A2 (ko) 2014-11-04 2015-11-03 채널과 관련된 피드백을 위한 방법 및 이를 위한 장치

Country Status (2)

Country Link
US (1) US10374677B2 (ko)
WO (1) WO2016072712A2 (ko)

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CN107733576A (zh) * 2016-08-11 2018-02-23 株式会社Ntt都科摩 发送混合自动重复请求反馈信息的方法和用户设备
US11044787B2 (en) * 2016-09-30 2021-06-22 Apple Inc. Link monitoring repetition level feedback for communication systems
US10305655B2 (en) * 2016-10-07 2019-05-28 Qualcomm Incorporated Reporting of channel state information (CSI) feedback by a user equipment
CN108551666B (zh) * 2016-11-04 2020-06-02 中兴通讯股份有限公司 一种网络选择及接入方法和装置
US10070393B2 (en) * 2017-01-30 2018-09-04 Blackberry Limited Control of uplink data transmission
CN108737016B (zh) * 2017-04-17 2021-10-01 上海诺基亚贝尔股份有限公司 用于wce模式的激活和去激活的方法、设备和计算机可读介质
US11005549B2 (en) * 2017-07-26 2021-05-11 Qualcomm Incorporated Dedicated channel state information reporting for a control channel
CN110505041B (zh) 2018-05-17 2021-08-06 中国移动通信有限公司研究院 信息上报方法、数据传输方法、用户设备及网络侧设备
EP4236467A3 (en) * 2018-06-15 2023-10-11 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Radio communication method, network device, and terminal device
WO2020030289A1 (en) * 2018-08-10 2020-02-13 Nokia Technologies Oy Apparatus, method and computer program
CN113411168B (zh) * 2020-03-16 2023-10-27 中国移动通信有限公司研究院 测量参考信号配置的方法及设备
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US20240297697A1 (en) * 2023-03-02 2024-09-05 Qualcomm Incorporated Transmission across partitioned resource pools
CN116644071B (zh) * 2023-06-08 2024-04-05 中国长江三峡集团有限公司 一种物资编码管理方法、装置、计算机设备及存储介质

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Also Published As

Publication number Publication date
US20170338877A1 (en) 2017-11-23
WO2016072712A2 (ko) 2016-05-12
US10374677B2 (en) 2019-08-06

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