KR101875609B1 - 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치 - Google Patents

다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치 Download PDF

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KR101875609B1
KR101875609B1 KR1020110095680A KR20110095680A KR101875609B1 KR 101875609 B1 KR101875609 B1 KR 101875609B1 KR 1020110095680 A KR1020110095680 A KR 1020110095680A KR 20110095680 A KR20110095680 A KR 20110095680A KR 101875609 B1 KR101875609 B1 KR 101875609B1
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pmi
cqi
wideband
transmission
rank
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KR20120031893A (ko
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고현수
김수남
임동국
이문일
정재훈
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엘지전자 주식회사
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Priority to US13/244,210 priority Critical patent/US8611243B2/en
Priority to EP11827019.8A priority patent/EP2621104B1/en
Priority to CN201510426832.4A priority patent/CN105187101B/zh
Priority to JP2013530095A priority patent/JP5897580B2/ja
Priority to PCT/KR2011/007057 priority patent/WO2012039591A2/ko
Priority to CN201180046372.2A priority patent/CN103119859B/zh
Publication of KR20120031893A publication Critical patent/KR20120031893A/ko
Priority to US14/076,049 priority patent/US9014045B2/en
Priority to US14/664,401 priority patent/US9320030B2/en
Priority to US15/058,072 priority patent/US9602177B2/en
Priority to JP2016039899A priority patent/JP6122983B2/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • H—ELECTRICITY
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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020110095680A 2010-09-26 2011-09-22 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치 Active KR101875609B1 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
US13/244,210 US8611243B2 (en) 2010-09-26 2011-09-23 Method and apparatus for efficient feedback in a wireless communication system supporting multiple antennas
CN201510426832.4A CN105187101B (zh) 2010-09-26 2011-09-26 在支持多个天线的无线通信系统中的有效反馈的方法和设备
JP2013530095A JP5897580B2 (ja) 2010-09-26 2011-09-26 多重アンテナ支援無線通信システムにおいて効率的なフィードバック方法及び装置
PCT/KR2011/007057 WO2012039591A2 (ko) 2010-09-26 2011-09-26 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
CN201180046372.2A CN103119859B (zh) 2010-09-26 2011-09-26 在支持多个天线的无线通信系统中的有效反馈的方法和设备
EP11827019.8A EP2621104B1 (en) 2010-09-26 2011-09-26 Method and apparatus for efficient feedback in a wireless communication system that supports multiple antennas
US14/076,049 US9014045B2 (en) 2010-09-26 2013-11-08 Method and apparatus for efficient feedback in a wireless communication system supporting multiple antennas
US14/664,401 US9320030B2 (en) 2010-09-26 2015-03-20 Method and apparatus for efficient feedback in a wireless communication system supporting multiple antennas
US15/058,072 US9602177B2 (en) 2010-09-26 2016-03-01 Method and apparatus for efficient feedback in a wireless communication system supporting multiple antennas
JP2016039899A JP6122983B2 (ja) 2010-09-26 2016-03-02 多重アンテナ支援無線通信システムにおいて効率的なフィードバック方法及び装置

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
US38655210P 2010-09-26 2010-09-26
US61/386,552 2010-09-26
US39011010P 2010-10-05 2010-10-05
US61/390,110 2010-10-05
US41192010P 2010-11-10 2010-11-10
US61/411,920 2010-11-10
US41395110P 2010-11-15 2010-11-15
US61/413,951 2010-11-15
US41437210P 2010-11-16 2010-11-16
US41437410P 2010-11-16 2010-11-16
US61/414,372 2010-11-16
US61/414,374 2010-11-16

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KR20120031893A KR20120031893A (ko) 2012-04-04
KR101875609B1 true KR101875609B1 (ko) 2018-08-02

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KR1020110095680A Active KR101875609B1 (ko) 2010-09-26 2011-09-22 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
KR1020110095682A Active KR101863927B1 (ko) 2010-09-26 2011-09-22 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
KR1020110095683A Active KR101835326B1 (ko) 2010-09-26 2011-09-22 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치

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KR1020110095683A Active KR101835326B1 (ko) 2010-09-26 2011-09-22 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치

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US (11) US8903328B2 (enExample)
EP (3) EP2621103B1 (enExample)
JP (4) JP6002138B2 (enExample)
KR (3) KR101875609B1 (enExample)
CN (3) CN103155438B (enExample)
WO (3) WO2012039588A2 (enExample)

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