WO2010068065A3 - 무선랜을 위한 공간분할 다중접속 및 이를 위한 채널 추정 - Google Patents

무선랜을 위한 공간분할 다중접속 및 이를 위한 채널 추정 Download PDF

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Publication number
WO2010068065A3
WO2010068065A3 PCT/KR2009/007435 KR2009007435W WO2010068065A3 WO 2010068065 A3 WO2010068065 A3 WO 2010068065A3 KR 2009007435 W KR2009007435 W KR 2009007435W WO 2010068065 A3 WO2010068065 A3 WO 2010068065A3
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WO
WIPO (PCT)
Prior art keywords
division multiple
multiple access
space division
schedule information
wireless lan
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/KR2009/007435
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English (en)
French (fr)
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WO2010068065A2 (ko
Inventor
김병훈
석용호
아이르야코프안드레이
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LG Electronics Inc
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LG Electronics Inc
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Filing date
Publication date
Priority to BRPI0923115A priority Critical patent/BRPI0923115A2/pt
Priority to CN200980156225.3A priority patent/CN102308527B/zh
Priority to US13/139,168 priority patent/US9564999B2/en
Priority to EP09832148.2A priority patent/EP2362580B1/en
Priority to MX2011006200A priority patent/MX2011006200A/es
Priority to CA2746583A priority patent/CA2746583C/en
Priority to JP2011540610A priority patent/JP5331899B2/ja
Priority to AU2009325247A priority patent/AU2009325247B2/en
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of WO2010068065A2 publication Critical patent/WO2010068065A2/ko
Publication of WO2010068065A3 publication Critical patent/WO2010068065A3/ko
Anticipated expiration legal-status Critical
Priority to US15/397,360 priority patent/US9781578B2/en
Priority to US15/707,328 priority patent/US10206070B2/en
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/08—User group management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • 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
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • 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
    • H04W74/00—Wireless channel access
    • H04W74/02—Hybrid access
    • 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]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

무선랜을 위한 공간분할 다중접속 및 이를 위한 채널 추정이 제공된다. 채널 접속을 위해 경쟁 기반의 공간분할 다중접속 기법과 주파수분할 다중접속 기법이 함께 이용된다. 채널 접속 방법은 복수의 스테이션들에 대한 채널 특성을 추정하고 또한 추정된 채널 특성에 기초하여 다운링크 스케쥴 정보 또는 업링크 스케쥴 정보를 상기 복수의 스테이션들에게 전송하기 위한 경쟁 기간, 및 상기 다운링크 스케쥴 정보 또는 상기 업링크 스케쥴 정보에 따라서 상기 복수의 스테이션들의 전부 또는 일부와 다운링크 전송 또는 업링크 전송을 수행하기 위한 데이터 전송 기간을 포함한다.
PCT/KR2009/007435 2008-12-12 2009-12-11 무선랜을 위한 공간분할 다중접속 및 이를 위한 채널 추정 Ceased WO2010068065A2 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP2011540610A JP5331899B2 (ja) 2008-12-12 2009-12-11 無線ｌａｎのための空間分割多重接続及びこのためのチャネル推定
US13/139,168 US9564999B2 (en) 2008-12-12 2009-12-11 Space division multiple access for wireless LAN, and channel estimation for the same
EP09832148.2A EP2362580B1 (en) 2008-12-12 2009-12-11 Space division multiple access for wireless lan, and channel estimation for the same
MX2011006200A MX2011006200A (es) 2008-12-12 2009-12-11 Acceso multiple de divisiones de espacio para lan inalambrico y estimacion de canales para el mismo.
CA2746583A CA2746583C (en) 2008-12-12 2009-12-11 Space division multiple access for wireless lan, and channel estimation for the same
BRPI0923115A BRPI0923115A2 (pt) 2008-12-12 2009-12-11 acesso múltiplo por divisão de espaço rede lan sem fio, e estimativa de canal para a mesma.
CN200980156225.3A CN102308527B (zh) 2008-12-12 2009-12-11 无线局域网的空分多址和信道估计
AU2009325247A AU2009325247B2 (en) 2008-12-12 2009-12-11 Space division multiple access for wireless LAN, and channel estimation for the same
US15/397,360 US9781578B2 (en) 2008-12-12 2017-01-03 Space division multiple access for wireless LAN, and channel estimation for the same
US15/707,328 US10206070B2 (en) 2008-12-12 2017-09-18 Space division multiple access for wireless LAN, and channel estimation for the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2008-0126488 2008-12-12
KR1020080126488A KR101289944B1 (ko) 2008-12-12 2008-12-12 초고처리율 무선랜 시스템에서 채널 추정 방법 및 이를 위한 장치

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/139,168 A-371-Of-International US9564999B2 (en) 2008-12-12 2009-12-11 Space division multiple access for wireless LAN, and channel estimation for the same
US15/397,360 Continuation US9781578B2 (en) 2008-12-12 2017-01-03 Space division multiple access for wireless LAN, and channel estimation for the same

Publications (2)

Publication Number Publication Date
WO2010068065A2 WO2010068065A2 (ko) 2010-06-17
WO2010068065A3 true WO2010068065A3 (ko) 2010-09-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/007435 Ceased WO2010068065A2 (ko) 2008-12-12 2009-12-11 무선랜을 위한 공간분할 다중접속 및 이를 위한 채널 추정

Country Status (10)

Country Link
US (3) US9564999B2 (ko)
EP (1) EP2362580B1 (ko)
JP (1) JP5331899B2 (ko)
KR (1) KR101289944B1 (ko)
CN (1) CN102308527B (ko)
BR (1) BRPI0923115A2 (ko)
CA (1) CA2746583C (ko)
MX (1) MX2011006200A (ko)
RU (1) RU2463720C1 (ko)
WO (1) WO2010068065A2 (ko)

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US10206070B2 (en) 2019-02-12
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