WO2011049401A3 - 중계국의 백홀 하향링크 신호 디코딩 방법 및 상기 방법을 이용하는 중계국 - Google Patents

중계국의 백홀 하향링크 신호 디코딩 방법 및 상기 방법을 이용하는 중계국 Download PDF

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Publication number
WO2011049401A3
WO2011049401A3 PCT/KR2010/007274 KR2010007274W WO2011049401A3 WO 2011049401 A3 WO2011049401 A3 WO 2011049401A3 KR 2010007274 W KR2010007274 W KR 2010007274W WO 2011049401 A3 WO2011049401 A3 WO 2011049401A3
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WO
WIPO (PCT)
Prior art keywords
relay station
backhaul downlink
control information
rank value
transmission rank
Prior art date
Application number
PCT/KR2010/007274
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English (en)
French (fr)
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WO2011049401A2 (ko
Inventor
서한별
이대원
김병훈
김학성
김기준
Original Assignee
엘지전자 주식회사
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
Priority claimed from KR1020100076740A external-priority patent/KR101641388B1/ko
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to CN201080048233.9A priority Critical patent/CN102668409B/zh
Priority to CA2778768A priority patent/CA2778768C/en
Priority to US13/503,740 priority patent/US8787245B2/en
Priority to EP10825226.3A priority patent/EP2493092B1/en
Priority to JP2012536656A priority patent/JP5551261B2/ja
Publication of WO2011049401A2 publication Critical patent/WO2011049401A2/ko
Publication of WO2011049401A3 publication Critical patent/WO2011049401A3/ko
Priority to US14/313,848 priority patent/US9083435B2/en
Priority to US14/738,519 priority patent/US9356682B2/en
Priority to US15/145,646 priority patent/US9712360B2/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
    • H04B7/15542—Selecting at relay station its transmit and receive resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems

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

Abstract

중계국의 백홀 하향링크 신호 디코딩 방법을 제공한다. 상기 방법은 중계국이 기지국으로부터 상위 계층 신호를 통해 백홀 하향링크에 대한 전송랭크 값을 수신하는 단계; 상기 기지국으로부터 제어 영역을 통해 제어 정보를 수신하는 단계; 및 상기 제어 정보를 디코딩하는 단계를 포함하되, 상기 백홀 하향링크에 대한 전송 랭크 값은 상기 중계국이 상기 제어 정보를 디코딩하는데 가정하는 전송 랭크 값이고, 상기 제어 정보는, 상기 백홀 하향링크에 대한 전송 랭크 값을 가정하여 상기 제어 영역에 맵핑된 전용 참조신호(dedicated reference signal) 자원요소와 겹치지 않는 자원요소에 맵핑되는 것을 특징으로 한다.
PCT/KR2010/007274 2009-10-25 2010-10-22 중계국의 백홀 하향링크 신호 디코딩 방법 및 상기 방법을 이용하는 중계국 WO2011049401A2 (ko)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CN201080048233.9A CN102668409B (zh) 2009-10-25 2010-10-22 中继站的回程下行链路信号解码方法以及使用该方法的中继站
CA2778768A CA2778768C (en) 2009-10-25 2010-10-22 Backhaul downlink signal decoding method of relay station and relay station using same
US13/503,740 US8787245B2 (en) 2009-10-25 2010-10-22 Backhaul downlink signal decoding method of relay station and relay station using same
EP10825226.3A EP2493092B1 (en) 2009-10-25 2010-10-22 Backhaul downlink signal decoding method of relay station and relay station using same
JP2012536656A JP5551261B2 (ja) 2009-10-25 2010-10-22 中継局のバックホールダウンリンク信号復号方法及び該方法を用いる中継局
US14/313,848 US9083435B2 (en) 2009-10-25 2014-06-24 Backhaul downlink signal decoding method of relay station and relay station using same
US14/738,519 US9356682B2 (en) 2009-10-25 2015-06-12 Backhaul downlink signal decoding method of relay station and relay station using same
US15/145,646 US9712360B2 (en) 2009-10-25 2016-05-03 Backhaul downlink signal decoding method of relay station and relay station using same

Applications Claiming Priority (18)

Application Number Priority Date Filing Date Title
US25474409P 2009-10-25 2009-10-25
US61/254,744 2009-10-25
US25627209P 2009-10-29 2009-10-29
US61/256,272 2009-10-29
US30740910P 2010-02-23 2010-02-23
US61/307,409 2010-02-23
US32281610P 2010-04-09 2010-04-09
US61/322,816 2010-04-09
US32290810P 2010-04-11 2010-04-11
US61/322,908 2010-04-11
US32535310P 2010-04-18 2010-04-18
US61/325,353 2010-04-18
US33458210P 2010-05-14 2010-05-14
US61/334,582 2010-05-14
US35751310P 2010-06-22 2010-06-22
US61/357,513 2010-06-22
KR10-2010-0076740 2010-08-10
KR1020100076740A KR101641388B1 (ko) 2009-08-19 2010-08-10 중계국의 참조신호 이용 방법 및 상기 방법을 이용하는 중계국

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/503,740 A-371-Of-International US8787245B2 (en) 2009-10-25 2010-10-22 Backhaul downlink signal decoding method of relay station and relay station using same
US14/313,848 Continuation US9083435B2 (en) 2009-10-25 2014-06-24 Backhaul downlink signal decoding method of relay station and relay station using same

Publications (2)

Publication Number Publication Date
WO2011049401A2 WO2011049401A2 (ko) 2011-04-28
WO2011049401A3 true WO2011049401A3 (ko) 2011-10-27

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PCT/KR2010/007274 WO2011049401A2 (ko) 2009-10-25 2010-10-22 중계국의 백홀 하향링크 신호 디코딩 방법 및 상기 방법을 이용하는 중계국

Country Status (6)

Country Link
US (4) US8787245B2 (ko)
EP (1) EP2493092B1 (ko)
JP (2) JP5551261B2 (ko)
CN (2) CN105391484A (ko)
CA (1) CA2778768C (ko)
WO (1) WO2011049401A2 (ko)

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US9083435B2 (en) 2015-07-14
CN102668409B (zh) 2015-11-25
US20160248614A1 (en) 2016-08-25
EP2493092A4 (en) 2017-03-15
EP2493092B1 (en) 2018-12-05
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JP5551261B2 (ja) 2014-07-16
US9712360B2 (en) 2017-07-18
US9356682B2 (en) 2016-05-31
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CA2778768A1 (en) 2011-04-28
US20120207084A1 (en) 2012-08-16
US20140313970A1 (en) 2014-10-23
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