WO2012096521A3 - 효율적으로 cqi/csi 측정 정보를 보고하는 방법 및 장치 - Google Patents

효율적으로 cqi/csi 측정 정보를 보고하는 방법 및 장치 Download PDF

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Publication number
WO2012096521A3
WO2012096521A3 PCT/KR2012/000284 KR2012000284W WO2012096521A3 WO 2012096521 A3 WO2012096521 A3 WO 2012096521A3 KR 2012000284 W KR2012000284 W KR 2012000284W WO 2012096521 A3 WO2012096521 A3 WO 2012096521A3
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channel state
information
base station
cqi
patterns
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PCT/KR2012/000284
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English (en)
French (fr)
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WO2012096521A2 (ko
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정경인
김상범
리에샤우트게르트 잔 반
김성훈
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삼성전자 주식회사
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Priority to US13/978,491 priority Critical patent/US9253659B2/en
Priority to EP12734747.4A priority patent/EP2665206B1/en
Publication of WO2012096521A2 publication Critical patent/WO2012096521A2/ko
Publication of WO2012096521A3 publication Critical patent/WO2012096521A3/ko
Priority to US15/012,212 priority patent/US9681315B2/en
Priority to US15/618,643 priority patent/US10051496B2/en

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    • 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
    • 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
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    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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    • 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
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    • 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
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • H—ELECTRICITY
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    • 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
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    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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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

상기의 문제를 해결하기 위한 단말이 채널 상태 측정정보를 보고하는 방법은 기지국으로부터 채널 상태 측정에 사용할 복수개의 패턴정보를 수신하는 단계;상기 기지국으로부터 상기 복수개의 패턴 중, 상기 기지국으로 보고할 채널 상태 정보에 이용할 패턴을 선택하기 위한 선택 정보를 수신하는 단계; 상기 복수개의 패턴 정보를 이용하여 채널 상태를 측정하는 단계;상기 선택 정보를 기반으로 상기 측정된 채널 상태 중 일부를 선택하여 상기 기지국에 보고하는 단계를 포함하는 것을 특징으로 한다. 상기와 같은 과제의 해결 수단을 통하여 효율적으로 CQI/CSI를 포함하는 채널 상태 정보를 보고할 수 있음으로 인하여 통신 효율이 높아지는 효과를 가지고 온다.
PCT/KR2012/000284 2011-01-11 2012-01-11 효율적으로 cqi/csi 측정 정보를 보고하는 방법 및 장치 WO2012096521A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US13/978,491 US9253659B2 (en) 2011-01-11 2012-01-11 Method and apparatus for efficiently reporting a CQI/CSI measurement report
EP12734747.4A EP2665206B1 (en) 2011-01-11 2012-01-11 Method and apparatus for efficiently reporting a cqi/csi measurement report
US15/012,212 US9681315B2 (en) 2011-01-11 2016-02-01 Method and apparatus for efficiently reporting a CQI/CSI measurement report
US15/618,643 US10051496B2 (en) 2011-01-11 2017-06-09 Method and apparatus for efficiently reporting a CQI/CSI measurement report

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161431635P 2011-01-11 2011-01-11
US61/431,635 2011-01-11

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/978,491 A-371-Of-International US9253659B2 (en) 2011-01-11 2012-01-11 Method and apparatus for efficiently reporting a CQI/CSI measurement report
US15/012,212 Continuation US9681315B2 (en) 2011-01-11 2016-02-01 Method and apparatus for efficiently reporting a CQI/CSI measurement report

Publications (2)

Publication Number Publication Date
WO2012096521A2 WO2012096521A2 (ko) 2012-07-19
WO2012096521A3 true WO2012096521A3 (ko) 2012-10-18

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PCT/KR2012/000200 WO2012096485A2 (en) 2011-01-11 2012-01-09 Random access method and apparatus of ue in mobile communication system
PCT/KR2012/000284 WO2012096521A2 (ko) 2011-01-11 2012-01-11 효율적으로 cqi/csi 측정 정보를 보고하는 방법 및 장치

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PCT/KR2012/000200 WO2012096485A2 (en) 2011-01-11 2012-01-09 Random access method and apparatus of ue in mobile communication system

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US (7) US9253659B2 (ko)
EP (6) EP2664211B1 (ko)
JP (5) JP5931922B2 (ko)
KR (5) KR101763751B1 (ko)
CN (4) CN103299699B (ko)
ES (1) ES2805732T3 (ko)
WO (2) WO2012096485A2 (ko)

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