WO2016068672A3 - 무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치 - Google Patents

무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치 Download PDF

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WO2016068672A3
WO2016068672A3 PCT/KR2015/011644 KR2015011644W WO2016068672A3 WO 2016068672 A3 WO2016068672 A3 WO 2016068672A3 KR 2015011644 W KR2015011644 W KR 2015011644W WO 2016068672 A3 WO2016068672 A3 WO 2016068672A3
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ltf
multiuser
wireless communication
communication system
same
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PCT/KR2015/011644
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English (en)
French (fr)
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WO2016068672A2 (ko
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박은성
최진수
임동국
조한규
이욱봉
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엘지전자(주)
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Priority to CN201580058639.8A priority Critical patent/CN107113267B/zh
Priority to JP2017523443A priority patent/JP6499285B6/ja
Priority to KR1020177010918A priority patent/KR20170078628A/ko
Priority to EP15854896.6A priority patent/EP3214814B1/en
Priority to US15/523,226 priority patent/US10447448B2/en
Publication of WO2016068672A2 publication Critical patent/WO2016068672A2/ko
Publication of WO2016068672A3 publication Critical patent/WO2016068672A3/ko

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    • 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
    • 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
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • 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
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • 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
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • 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
    • H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
    • 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
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver
    • 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), DMT
    • 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
    • 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
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
    • H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
    • H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
    • 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)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명의 일 실시예에 따른 WLAN(Wireless LAN) 시스템에서 STA(Station) 장치의 데이터 전송 방법에 있어서, 레가시 프리앰블 및 HE-LTF(High Efficiency-Long Training Field)를 포함하는 물리 프리앰블(physical preamble)과 데이터 필드를 포함하는 피지컬 프로토콜 데이터 유닛(PPDU: Physical Protocol Data Unit)을 생성하는 단계; 및 상기 PPDU를 전송하는 단계; 를 포함하되, 상기 데이터 필드는 상기 레가시 프리앰블의 IDFT(inverse discrete Fourier transform)/DFT(discrete Fourier transform) 주기의 4배(4x)로 전송되며, 상기 HE-LTF는 상기 레가시 프리앰블의 IDFT/DFT 주기의 상기 4배로 전송되는 4x HE-LTF, 또는 2배(2x)로 전송되는 2x HE-LTF이고, 상기 HE-LTF의 파일럿 톤들은 상기 4x HE-LTF가 매핑되는 서브 캐리어들 중 짝수 인덱스를 갖는 서브 캐리어에만 삽입될 수 있다.
PCT/KR2015/011644 2014-10-31 2015-11-02 무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치 WO2016068672A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201580058639.8A CN107113267B (zh) 2014-10-31 2015-11-02 无线局域网系统中的站sta的数据发送方法及站sta
JP2017523443A JP6499285B6 (ja) 2014-10-31 2015-11-02 無線通信システムにおける多重ユーザ送受信のための方法及びこのための装置
KR1020177010918A KR20170078628A (ko) 2014-10-31 2015-11-02 무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치
EP15854896.6A EP3214814B1 (en) 2014-10-31 2015-11-02 Multiuser transmitter method and device in a wireless communication system
US15/523,226 US10447448B2 (en) 2014-10-31 2015-11-02 Multiuser transreceiving method in wireless communication system and device for same

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
US201462073023P 2014-10-31 2014-10-31
US62/073,023 2014-10-31
US201462090371P 2014-12-11 2014-12-11
US62/090,371 2014-12-11
US201462093409P 2014-12-18 2014-12-18
US62/093,409 2014-12-18
US201562137236P 2015-03-24 2015-03-24
US62/137,236 2015-03-24
US201562163349P 2015-05-18 2015-05-18
US62/163,349 2015-05-18
US201562172250P 2015-06-08 2015-06-08
US62/172,250 2015-06-08
US201562175440P 2015-06-15 2015-06-15
US62/175,440 2015-06-15

Publications (2)

Publication Number Publication Date
WO2016068672A2 WO2016068672A2 (ko) 2016-05-06
WO2016068672A3 true WO2016068672A3 (ko) 2016-06-23

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PCT/KR2015/011645 WO2016068673A2 (ko) 2014-10-31 2015-11-02 무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치
PCT/KR2015/011644 WO2016068672A2 (ko) 2014-10-31 2015-11-02 무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치

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US (4) US10200175B2 (ko)
EP (3) EP3955506B1 (ko)
JP (4) JP2018501687A (ko)
KR (2) KR102533693B1 (ko)
CN (2) CN107113132B (ko)
ES (1) ES2898101T3 (ko)
WO (2) WO2016068673A2 (ko)

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