KR101855523B1 - 통신 시스템에서 피드백 생성 방법 및 장치 - Google Patents

통신 시스템에서 피드백 생성 방법 및 장치 Download PDF

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KR101855523B1
KR101855523B1 KR1020110102118A KR20110102118A KR101855523B1 KR 101855523 B1 KR101855523 B1 KR 101855523B1 KR 1020110102118 A KR1020110102118 A KR 1020110102118A KR 20110102118 A KR20110102118 A KR 20110102118A KR 101855523 B1 KR101855523 B1 KR 101855523B1
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feedback
csi
channel
channel state
cell
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KR20130037615A (ko
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이효진
김윤선
이주호
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삼성전자주식회사
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Priority to KR1020110102118A priority Critical patent/KR101855523B1/ko
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to US13/646,164 priority patent/US9124398B2/en
Priority to CN201280049101.7A priority patent/CN103858367B/zh
Priority to JP2014534479A priority patent/JP6054972B2/ja
Priority to CN201610998392.4A priority patent/CN107094070B/zh
Priority to IN922KON2014 priority patent/IN2014KN00922A/en
Priority to EP12187481.2A priority patent/EP2579495B1/en
Priority to EP18160734.2A priority patent/EP3355509B1/en
Priority to PCT/KR2012/008078 priority patent/WO2013051884A1/en
Publication of KR20130037615A publication Critical patent/KR20130037615A/ko
Priority to US14/831,363 priority patent/US10263680B2/en
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Publication of KR101855523B1 publication Critical patent/KR101855523B1/ko
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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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • 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
    • H04B7/0413—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
    • H04B7/0619—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
    • H04B7/04—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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • 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
    • 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
    • H04L5/0057—Physical resource allocation for CQI
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Semiconductor Integrated Circuits (AREA)
KR1020110102118A 2011-10-06 2011-10-06 통신 시스템에서 피드백 생성 방법 및 장치 Active KR101855523B1 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
KR1020110102118A KR101855523B1 (ko) 2011-10-06 2011-10-06 통신 시스템에서 피드백 생성 방법 및 장치
PCT/KR2012/008078 WO2013051884A1 (en) 2011-10-06 2012-10-05 Method and apparatus for generating feedback in a communication system
JP2014534479A JP6054972B2 (ja) 2011-10-06 2012-10-05 通信システムにおけるフィードバック生成方法及び装置
CN201610998392.4A CN107094070B (zh) 2011-10-06 2012-10-05 用于在通信系统中产生反馈的方法和设备
IN922KON2014 IN2014KN00922A (https=) 2011-10-06 2012-10-05
EP12187481.2A EP2579495B1 (en) 2011-10-06 2012-10-05 Method and apparatus for generating feedback in a communication system
US13/646,164 US9124398B2 (en) 2011-10-06 2012-10-05 Method and apparatus for generating feedback in a communication system
CN201280049101.7A CN103858367B (zh) 2011-10-06 2012-10-05 用于在通信系统中产生反馈的方法和设备
EP18160734.2A EP3355509B1 (en) 2011-10-06 2012-10-05 Method and apparatus for generating feedback in a communication system
US14/831,363 US10263680B2 (en) 2011-10-06 2015-08-20 Method and apparatus for generating feedback in a communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110102118A KR101855523B1 (ko) 2011-10-06 2011-10-06 통신 시스템에서 피드백 생성 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20130037615A KR20130037615A (ko) 2013-04-16
KR101855523B1 true KR101855523B1 (ko) 2018-05-04

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Country Status (7)

Country Link
US (2) US9124398B2 (https=)
EP (2) EP3355509B1 (https=)
JP (1) JP6054972B2 (https=)
KR (1) KR101855523B1 (https=)
CN (2) CN107094070B (https=)
IN (1) IN2014KN00922A (https=)
WO (1) WO2013051884A1 (https=)

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KR101901434B1 (ko) * 2011-09-23 2018-09-27 삼성전자 주식회사 협력 통신 시스템을 위한 피드백 송수신 방법 및 장치
KR101855523B1 (ko) * 2011-10-06 2018-05-04 삼성전자주식회사 통신 시스템에서 피드백 생성 방법 및 장치
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CN111435864B (zh) * 2019-01-11 2022-04-05 华为技术有限公司 发送信道状态信息的方法和装置
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US9124398B2 (en) 2015-09-01
EP3355509B1 (en) 2020-12-23
CN103858367A (zh) 2014-06-11
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JP2014531870A (ja) 2014-11-27
KR20130037615A (ko) 2013-04-16
JP6054972B2 (ja) 2016-12-27
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