WO2013032271A3 - 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치 - Google Patents

무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치 Download PDF

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Publication number
WO2013032271A3
WO2013032271A3 PCT/KR2012/006989 KR2012006989W WO2013032271A3 WO 2013032271 A3 WO2013032271 A3 WO 2013032271A3 KR 2012006989 W KR2012006989 W KR 2012006989W WO 2013032271 A3 WO2013032271 A3 WO 2013032271A3
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WO
WIPO (PCT)
Prior art keywords
state information
channel state
wireless communication
communication system
reporting
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Application number
PCT/KR2012/006989
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English (en)
French (fr)
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WO2013032271A2 (ko
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서한별
김기준
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엘지전자 주식회사
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Publication date
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Priority to KR1020147006850A priority Critical patent/KR101572895B1/ko
Priority to EP12827059.2A priority patent/EP2753002B1/en
Priority to US14/241,834 priority patent/US9277435B2/en
Publication of WO2013032271A2 publication Critical patent/WO2013032271A2/ko
Publication of WO2013032271A3 publication Critical patent/WO2013032271A3/ko

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2612—Arrangements for wireless medium access control, e.g. by allocating physical layer transmission capacity
    • 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
    • H04L1/0028—Formatting
    • 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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • 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
    • H04L5/0057—Physical resource allocation for 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
    • H04B7/0621—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
    • 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
    • H04B7/0613—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
    • H04B7/0645—Variable feedback
    • H04B7/065—Variable contents, e.g. long-term or short-short
    • 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—Signaling for the administration of the divided path
    • H04L5/0096—Indication of changes in allocation

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

Abstract

본 발명은 무선 통신 시스템에 대한 것으로, 무선 통신 시스템에서 단말이 복수의 전송포인트에 대해 채널상태정보를 전송하는 방법에 있어서, 채널상태정보 보고를 위한 설정을 수신하는 단계; 상기 채널상태정보 보고를 위한 설정에 따라, 제1 전송포인트 및 제2 전송포인트에 각각에 대해 채널상태정보를 보고할 적어도 하나 이상의 서브밴드를 선택하는 단계를 포함하며, 상기 채널상태정보 보고를 위한 설정은, 상기 제1 전송포인트에 대한 서브밴드가 제2 전송포인트에 대한 서브밴드와 동일하게 선택되어야 할 것인지 여부에 대한 정보를 포함하는, 채널상태정보 전송 방법이다.
PCT/KR2012/006989 2011-09-02 2012-08-31 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치 WO2013032271A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020147006850A KR101572895B1 (ko) 2011-09-02 2012-08-31 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치
EP12827059.2A EP2753002B1 (en) 2011-09-02 2012-08-31 Method and apparatus for transmitting channel state information in a wireless communication system
US14/241,834 US9277435B2 (en) 2011-09-02 2012-08-31 Method and apparatus for transmitting channel state information in a wireless communication system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161530412P 2011-09-02 2011-09-02
US61/530,412 2011-09-02
US201261596132P 2012-02-07 2012-02-07
US61/596,132 2012-02-07

Publications (2)

Publication Number Publication Date
WO2013032271A2 WO2013032271A2 (ko) 2013-03-07
WO2013032271A3 true WO2013032271A3 (ko) 2013-04-25

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Country Status (4)

Country Link
US (1) US9277435B2 (ko)
EP (1) EP2753002B1 (ko)
KR (1) KR101572895B1 (ko)
WO (1) WO2013032271A2 (ko)

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US20130303230A1 (en) * 2012-05-10 2013-11-14 Samsung Electronics Co., Ltd Method and apparatus for aggregated cqi for coordinated multipoint transmission
US9839009B2 (en) 2012-08-03 2017-12-05 Qualcomm Incorporated Methods and apparatus for processing control and/or shared channels in long term evolution (LTE)
EP2958388B1 (en) * 2013-03-12 2017-09-20 Huawei Technologies Co., Ltd. Method and device for scheduling frequency band resource
PL3661069T3 (pl) * 2013-04-15 2022-01-17 Huawei Technologies Co., Ltd. Sposób raportowania informacji o stanie kanału, sprzęcie użytkownika i stacji bazowej
WO2015099510A1 (ko) * 2013-12-29 2015-07-02 엘지전자 주식회사 무선 통신 시스템에서 간섭을 제거하고 신호를 수신하는 방법 및 장치
CN109660321A (zh) * 2017-10-10 2019-04-19 华为技术有限公司 一种信道测量方法及装置
US20230056240A1 (en) * 2021-07-29 2023-02-23 Samsung Electronics Co., Ltd. Method and apparatus for modular massive mimo

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Publication number Publication date
EP2753002A2 (en) 2014-07-09
EP2753002B1 (en) 2018-10-10
KR101572895B1 (ko) 2015-11-30
US9277435B2 (en) 2016-03-01
KR20140054254A (ko) 2014-05-08
WO2013032271A2 (ko) 2013-03-07
EP2753002A4 (en) 2015-04-29
US20140227987A1 (en) 2014-08-14

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