JP2016507913A - 時分割デュプレクスシステムにおいてタイミング回復を容易にするメカニズム - Google Patents

時分割デュプレクスシステムにおいてタイミング回復を容易にするメカニズム Download PDF

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Publication number
JP2016507913A
JP2016507913A JP2015540725A JP2015540725A JP2016507913A JP 2016507913 A JP2016507913 A JP 2016507913A JP 2015540725 A JP2015540725 A JP 2015540725A JP 2015540725 A JP2015540725 A JP 2015540725A JP 2016507913 A JP2016507913 A JP 2016507913A
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JP
Japan
Prior art keywords
communication system
receiver
tdd
downstream
timing
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.)
Pending
Application number
JP2015540725A
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English (en)
Japanese (ja)
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JP2016507913A5 (cg-RX-API-DMAC7.html
Inventor
ソルバラ、マッシモ
ケースラー、ジュニア・ウィリアム・エドワード
ケラー、ピーター
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.)
Ikanos Communications Inc
Original Assignee
Ikanos Communications 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 Ikanos Communications Inc filed Critical Ikanos Communications Inc
Publication of JP2016507913A publication Critical patent/JP2016507913A/ja
Publication of JP2016507913A5 publication Critical patent/JP2016507913A5/ja
Pending 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
    • 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
    • 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
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1438—Negotiation of transmission parameters prior to communication
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L2007/045—Fill bit or bits, idle words
    • 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
    • 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
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/008—Timing of allocation once only, on installation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Bidirectional Digital Transmission (AREA)
JP2015540725A 2012-10-29 2013-10-29 時分割デュプレクスシステムにおいてタイミング回復を容易にするメカニズム Pending JP2016507913A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261719784P 2012-10-29 2012-10-29
US61/719,784 2012-10-29
PCT/US2013/067247 WO2014070728A1 (en) 2012-10-29 2013-10-29 Mechanism to facilitate timing recovery in time division duplex systems

Publications (2)

Publication Number Publication Date
JP2016507913A true JP2016507913A (ja) 2016-03-10
JP2016507913A5 JP2016507913A5 (cg-RX-API-DMAC7.html) 2016-11-24

Family

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Family Applications (1)

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JP2015540725A Pending JP2016507913A (ja) 2012-10-29 2013-10-29 時分割デュプレクスシステムにおいてタイミング回復を容易にするメカニズム

Country Status (6)

Country Link
US (1) US20140119250A1 (cg-RX-API-DMAC7.html)
EP (1) EP2912792A4 (cg-RX-API-DMAC7.html)
JP (1) JP2016507913A (cg-RX-API-DMAC7.html)
KR (1) KR20150080549A (cg-RX-API-DMAC7.html)
CN (1) CN104813601A (cg-RX-API-DMAC7.html)
WO (1) WO2014070728A1 (cg-RX-API-DMAC7.html)

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US8731542B2 (en) 2005-08-11 2014-05-20 Seven Networks International Oy Dynamic adjustment of keep-alive message intervals in a mobile network
US20140161000A1 (en) * 2012-12-10 2014-06-12 Futurewei Technologies, Inc. Timing offset correction in a tdd vectored system
EP2949114B1 (en) * 2013-03-11 2017-02-01 Huawei Technologies Co., Ltd. Control and management of power saving link states in vectored tdd transmission systems
CN107395474A (zh) * 2017-09-06 2017-11-24 嘉兴佳利电子有限公司 一种一体化G.fast反向供电兼容xDSL的FTTx铜缆入户装置
CN109756318B (zh) * 2017-11-06 2021-09-07 华为技术有限公司 导频信息传输方法及相关设备
CN113037428B (zh) * 2019-12-09 2022-01-25 大唐移动通信设备有限公司 一种对数据流程的处理方法及装置
EP3940972B1 (en) * 2020-07-16 2024-07-10 Socionext Inc. Communication systems, apparatuses and methods
US12040802B1 (en) * 2023-03-15 2024-07-16 Realtek Semiconductor Corporation Digital subscriber line communication device and timing recovery method thereof

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JP2004173272A (ja) * 2002-11-14 2004-06-17 Centillium Communications Inc Ｔｃｍ−ｉｓｄｎノイズの存在におけるｄｓｌトランシーバチャネル発見フェーズ中のｔｔｒ同期獲得および維持

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SE522709C2 (sv) 2002-07-05 2004-03-02 Elekta Ab Strålterapiapparat med flera uppsättningar hål i kollimatorhjälmen där förskjutbara plattor bestämmer vilka håluppsättningar som strålkällorna ska använda, samt metod att variera strålfältet
US20050047496A1 (en) * 2003-08-13 2005-03-03 Mcintire William K. Modem with pilot symbol synchronization
US7899921B2 (en) * 2004-12-08 2011-03-01 Microsoft Corporation Verifying and maintaining connection liveliness in a reliable messaging for web services environment
WO2006136660A1 (en) * 2005-06-21 2006-12-28 Seven Networks International Oy Maintaining an ip connection in a mobile network
US8731542B2 (en) * 2005-08-11 2014-05-20 Seven Networks International Oy Dynamic adjustment of keep-alive message intervals in a mobile network
US20070233855A1 (en) * 2006-04-03 2007-10-04 International Business Machines Corporation Adaptible keepalive for enterprise extenders
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JP2004173272A (ja) * 2002-11-14 2004-06-17 Centillium Communications Inc Ｔｃｍ−ｉｓｄｎノイズの存在におけるｄｓｌトランシーバチャネル発見フェーズ中のｔｔｒ同期獲得および維持

Also Published As

Publication number Publication date
US20140119250A1 (en) 2014-05-01
WO2014070728A1 (en) 2014-05-08
EP2912792A1 (en) 2015-09-02
WO2014070728A8 (en) 2015-06-11
CN104813601A (zh) 2015-07-29
KR20150080549A (ko) 2015-07-09
EP2912792A4 (en) 2016-06-29

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