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WO2011155777A3 - 다중 반송파 지원 무선 통신 시스템에서 채널상태정보 송수신 방법 및 장치 - Google Patents

다중 반송파 지원 무선 통신 시스템에서 채널상태정보 송수신 방법 및 장치 Download PDF

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Publication number
WO2011155777A3
WO2011155777A3 PCT/KR2011/004231 KR2011004231W WO2011155777A3 WO 2011155777 A3 WO2011155777 A3 WO 2011155777A3 KR 2011004231 W KR2011004231 W KR 2011004231W WO 2011155777 A3 WO2011155777 A3 WO 2011155777A3
Authority
WO
WIPO (PCT)
Prior art keywords
state information
channel state
transmitting
wireless communication
communication system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2011/004231
Other languages
English (en)
French (fr)
Other versions
WO2011155777A2 (ko
Inventor
고현수
정재훈
노민석
이문일
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Priority to US13/702,900 priority Critical patent/US9060283B2/en
Priority to EP11792688.1A priority patent/EP2582075A4/en
Publication of WO2011155777A2 publication Critical patent/WO2011155777A2/ko
Publication of WO2011155777A3 publication Critical patent/WO2011155777A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • 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
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • 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
    • H04L1/0031—Multiple signaling transmission
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Landscapes

  • 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, 보다 상세하게는 다중 반송파 지원 무선 통신 시스템에서 채널상태정보를 송수신하는 방법 및 장치가 개시된다. 본 발명의 일 실시예에 따른 하향링크 다중 반송파를 지원하는 무선 통신 시스템에서 하향링크 채널상태정보를 전송하는 방법은, 하나 이상의 하향링크 반송파 상에서 채널상태정보 요청을 포함하는 상향링크 그랜트 하향링크제어정보(DCI)를 수신하는 단계; 하나 이상의 제 1 타입의 하향링크 반송파에 대한 채널상태정보를 측정하는 단계; 및 상기 측정된 채널상태정보를 상기 상향링크 그랜트 DCI 에서 지시되는 물리상향링크공유채널(PUSCH) 자원 상에서 전송하는 단계를 포함할 수 있다. 여기서, 상기 하향링크 다중 반송파는 상기 제 1 타입의 하향링크 반송파 및 제 2 타입의 하향링크 반송파로 구성되고, 상기 제 2 타입의 하향링크 반송파에 대한 채널상태정보는 전송되지 않을 수 있다.
PCT/KR2011/004231 2010-06-09 2011-06-09 다중 반송파 지원 무선 통신 시스템에서 채널상태정보 송수신 방법 및 장치 Ceased WO2011155777A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/702,900 US9060283B2 (en) 2010-06-09 2011-06-09 Method and device for transmitting/receiving channel state information in wireless communication system supporting multicarriers
EP11792688.1A EP2582075A4 (en) 2010-06-09 2011-06-09 METHOD AND DEVICE FOR SENDING AND RECEIVING CHANNEL STATUS INFORMATION IN A WIRELESS COMMUNICATION SYSTEM SUPPORTING MULTIPLE SUPPORTS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35316810P 2010-06-09 2010-06-09
US61/353,168 2010-06-09

Publications (2)

Publication Number Publication Date
WO2011155777A2 WO2011155777A2 (ko) 2011-12-15
WO2011155777A3 true WO2011155777A3 (ko) 2012-05-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/004231 Ceased WO2011155777A2 (ko) 2010-06-09 2011-06-09 다중 반송파 지원 무선 통신 시스템에서 채널상태정보 송수신 방법 및 장치

Country Status (3)

Country Link
US (1) US9060283B2 (ko)
EP (1) EP2582075A4 (ko)
WO (1) WO2011155777A2 (ko)

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Also Published As

Publication number Publication date
US9060283B2 (en) 2015-06-16
WO2011155777A2 (ko) 2011-12-15
EP2582075A4 (en) 2015-10-14
US20130077523A1 (en) 2013-03-28
EP2582075A2 (en) 2013-04-17

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