KR101490209B1 - 다수의 설명 코드들을 사용하여 채널을 추정하기 위한 방법 및 장치 - Google Patents

다수의 설명 코드들을 사용하여 채널을 추정하기 위한 방법 및 장치 Download PDF

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KR101490209B1
KR101490209B1 KR1020137022912A KR20137022912A KR101490209B1 KR 101490209 B1 KR101490209 B1 KR 101490209B1 KR 1020137022912 A KR1020137022912 A KR 1020137022912A KR 20137022912 A KR20137022912 A KR 20137022912A KR 101490209 B1 KR101490209 B1 KR 101490209B1
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channel
vector
station
channel vector
vectors
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KR20130113523A (ko
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싯다르타 말릭
알렉세이 와이. 고로코브
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퀄컴 인코포레이티드
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    • 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
    • H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
    • H04L1/0035—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter evaluation of received explicit signalling
    • 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
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0256—Channel estimation using minimum mean square error criteria
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020137022912A 2009-01-06 2009-11-29 다수의 설명 코드들을 사용하여 채널을 추정하기 위한 방법 및 장치 Expired - Fee Related KR101490209B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US14282609P 2009-01-06 2009-01-06
US61/142,826 2009-01-06
US12/620,141 2009-11-17
US12/620,141 US8787183B2 (en) 2009-01-06 2009-11-17 Method and apparatus for channel estimation using multiple description codes
PCT/US2009/066031 WO2010080231A1 (en) 2009-01-06 2009-11-29 Method and apparatus for channel estimation using multiple description codes

Related Parent Applications (1)

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KR1020117018374A Division KR20110102505A (ko) 2009-01-06 2009-11-29 다수의 설명 코드들을 사용하여 채널을 추정하기 위한 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20130113523A KR20130113523A (ko) 2013-10-15
KR101490209B1 true KR101490209B1 (ko) 2015-02-05

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KR1020137022912A Expired - Fee Related KR101490209B1 (ko) 2009-01-06 2009-11-29 다수의 설명 코드들을 사용하여 채널을 추정하기 위한 방법 및 장치
KR1020117018374A Ceased KR20110102505A (ko) 2009-01-06 2009-11-29 다수의 설명 코드들을 사용하여 채널을 추정하기 위한 방법 및 장치

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US (1) US8787183B2 (https=)
EP (2) EP2386162B1 (https=)
JP (2) JP5579745B2 (https=)
KR (2) KR101490209B1 (https=)
CN (1) CN102273154B (https=)
BR (1) BRPI0924222B1 (https=)
TW (1) TWI431987B (https=)
WO (1) WO2010080231A1 (https=)

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US10498405B2 (en) * 2014-10-29 2019-12-03 Telefonaktiebolaget L M Ericsson (Publ) Codebook restriction
WO2019099024A1 (en) * 2017-11-17 2019-05-23 Nokia Technologies Oy Methods and apparatuses for multi quantization codebook for explicit channel state information feedback in new radio
KR20210087089A (ko) 2018-11-27 2021-07-09 엑스콤 랩스 인코퍼레이티드 넌-코히어런트 협력 다중 입출력 통신
CN111628807A (zh) * 2019-02-28 2020-09-04 英国电讯有限公司 Mimo系统中的信道估计
CN110753241B (zh) * 2019-10-21 2021-10-19 山东师范大学 基于多描述网络的图像编码、解码方法及系统
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TW201108676A (en) 2011-03-01
TWI431987B (zh) 2014-03-21
JP5579745B2 (ja) 2014-08-27
EP2618530A1 (en) 2013-07-24
EP2386162B1 (en) 2016-09-21
EP2618530B1 (en) 2018-03-14
BRPI0924222B1 (pt) 2021-01-12
WO2010080231A1 (en) 2010-07-15
US20100172256A1 (en) 2010-07-08
KR20130113523A (ko) 2013-10-15
BRPI0924222A2 (pt) 2018-05-22
JP2012514937A (ja) 2012-06-28
KR20110102505A (ko) 2011-09-16
EP2386162A1 (en) 2011-11-16
CN102273154B (zh) 2015-04-15
JP2014195268A (ja) 2014-10-09
US8787183B2 (en) 2014-07-22
CN102273154A (zh) 2011-12-07

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