WO2012067448A3 - 무선 통신 시스템에서 하향링크제어채널을 송수신하는 방법 및 장치 - Google Patents

무선 통신 시스템에서 하향링크제어채널을 송수신하는 방법 및 장치 Download PDF

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Publication number
WO2012067448A3
WO2012067448A3 PCT/KR2011/008807 KR2011008807W WO2012067448A3 WO 2012067448 A3 WO2012067448 A3 WO 2012067448A3 KR 2011008807 W KR2011008807 W KR 2011008807W WO 2012067448 A3 WO2012067448 A3 WO 2012067448A3
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WO
WIPO (PCT)
Prior art keywords
control channel
downlink control
wireless communication
communication system
transceiving
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/KR2011/008807
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English (en)
French (fr)
Other versions
WO2012067448A2 (ko
Inventor
김학성
서한별
김기준
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LG Electronics Inc
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LG Electronics Inc
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Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Priority to EP11841086.9A priority Critical patent/EP2642709B1/en
Priority to US13/885,930 priority patent/US8976753B2/en
Priority to KR1020137012686A priority patent/KR101962140B1/ko
Publication of WO2012067448A2 publication Critical patent/WO2012067448A2/ko
Publication of WO2012067448A3 publication Critical patent/WO2012067448A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • 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
    • 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
    • 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
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/0481—Special codebook structures directed to feedback optimisation using subset selection of codebooks
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0092—Indication of how the channel is divided
    • 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
    • H04B7/06—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명은 무선 통신 시스템에 대한 것으로, 보다 상세하게는 하향링크제어채널을 송수신하는 방법 및 장치가 개시된다. 본 발명의 일 실시예에 따른 무선 통신 시스템의 수신기에서 송신기로부터 하향링크 제어 채널을 수신하는 방법은, 하향링크 서브프레임의 데이터 영역에서 전송되는 참조신호의 오버헤드를 가정(assume)하는 단계; 및 상기 참조신호의 오버헤드에 대한 가정(assumption)에 기초하여, 상기 데이터 영역에서 상기 송신기에 의해 전송되는 상기 하향링크 제어 채널을 디코딩하는 단계를 포함하고, 상기 참조신호의 오버헤드에 대한 가정은 적어도 상기 수신기의 수신 안테나 개수에 기초하여 결정될 수 있다.
PCT/KR2011/008807 2010-11-17 2011-11-17 무선 통신 시스템에서 하향링크제어채널을 송수신하는 방법 및 장치 Ceased WO2012067448A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP11841086.9A EP2642709B1 (en) 2010-11-17 2011-11-17 Method and apparatus for transceiving a downlink control channel in a wireless communication system
US13/885,930 US8976753B2 (en) 2010-11-17 2011-11-17 Method and apparatus for transceiving a downlink control channel in a wireless communication system
KR1020137012686A KR101962140B1 (ko) 2010-11-17 2011-11-17 무선 통신 시스템에서 하향링크제어채널을 송수신하는 방법 및 장치

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US41488510P 2010-11-17 2010-11-17
US61/414,885 2010-11-17
US201161442282P 2011-02-13 2011-02-13
US61/442,282 2011-02-13

Publications (2)

Publication Number Publication Date
WO2012067448A2 WO2012067448A2 (ko) 2012-05-24
WO2012067448A3 true WO2012067448A3 (ko) 2012-09-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/008807 Ceased WO2012067448A2 (ko) 2010-11-17 2011-11-17 무선 통신 시스템에서 하향링크제어채널을 송수신하는 방법 및 장치

Country Status (4)

Country Link
US (1) US8976753B2 (ko)
EP (1) EP2642709B1 (ko)
KR (1) KR101962140B1 (ko)
WO (1) WO2012067448A2 (ko)

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WO2013006379A1 (en) 2011-07-01 2013-01-10 Dinan Esmael Hejazi Synchronization signal and control messages in multicarrier ofdm
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Also Published As

Publication number Publication date
US20130235839A1 (en) 2013-09-12
KR101962140B1 (ko) 2019-03-27
US8976753B2 (en) 2015-03-10
WO2012067448A2 (ko) 2012-05-24
EP2642709A4 (en) 2017-01-11
EP2642709B1 (en) 2018-08-15
EP2642709A2 (en) 2013-09-25
KR20140071948A (ko) 2014-06-12

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