JP2008536426A - 可変ガードインタバルを用いる多搬送波システムにおける同期方法 - Google Patents

可変ガードインタバルを用いる多搬送波システムにおける同期方法 Download PDF

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Publication number
JP2008536426A
JP2008536426A JP2008505974A JP2008505974A JP2008536426A JP 2008536426 A JP2008536426 A JP 2008536426A JP 2008505974 A JP2008505974 A JP 2008505974A JP 2008505974 A JP2008505974 A JP 2008505974A JP 2008536426 A JP2008536426 A JP 2008536426A
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Japan
Prior art keywords
system information
guard interval
training sequence
symbol
modulation
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Pending
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JP2008505974A
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English (en)
Japanese (ja)
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JP2008536426A5 (cg-RX-API-DMAC10.html
Inventor
ティルッコネン，オラブ
セッピネン，パウリ
リンネ，ミカ
チャービット，ギレス
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Nokia Oyj
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Nokia Oyj
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Publication date
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Publication of JP2008536426A publication Critical patent/JP2008536426A/ja
Publication of JP2008536426A5 publication Critical patent/JP2008536426A5/ja
Pending legal-status Critical Current

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    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • H04L27/261—Details of reference signals
    • 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—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2008505974A 2005-04-15 2006-04-11 可変ガードインタバルを用いる多搬送波システムにおける同期方法 Pending JP2008536426A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67184205P 2005-04-15 2005-04-15
PCT/IB2006/000833 WO2006109134A1 (en) 2005-04-15 2006-04-11 Method for synchronisation in a multi-carrier system using variable guard intervals

Publications (2)

Publication Number Publication Date
JP2008536426A true JP2008536426A (ja) 2008-09-04
JP2008536426A5 JP2008536426A5 (cg-RX-API-DMAC10.html) 2009-04-30

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JP2008505974A Pending JP2008536426A (ja) 2005-04-15 2006-04-11 可変ガードインタバルを用いる多搬送波システムにおける同期方法

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Country Link
US (1) US20060250940A1 (cg-RX-API-DMAC10.html)
EP (1) EP1875698A1 (cg-RX-API-DMAC10.html)
JP (1) JP2008536426A (cg-RX-API-DMAC10.html)
KR (1) KR20070122530A (cg-RX-API-DMAC10.html)
CN (1) CN101156405A (cg-RX-API-DMAC10.html)
AP (1) AP2007004194A0 (cg-RX-API-DMAC10.html)
BR (1) BRPI0610403A2 (cg-RX-API-DMAC10.html)
MX (1) MX2007012620A (cg-RX-API-DMAC10.html)
RU (1) RU2007137563A (cg-RX-API-DMAC10.html)
TW (1) TW200704052A (cg-RX-API-DMAC10.html)
WO (1) WO2006109134A1 (cg-RX-API-DMAC10.html)
ZA (1) ZA200708721B (cg-RX-API-DMAC10.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007195022A (ja) * 2006-01-20 2007-08-02 Fujitsu Ltd 無線通信システム及び無線通信方法
JP2012005143A (ja) * 2011-08-16 2012-01-05 Fujitsu Ltd 無線通信システム及び無線通信方法
JP2017532884A (ja) * 2014-09-25 2017-11-02 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． データ通信方法および関連装置

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070002726A1 (en) * 2005-07-01 2007-01-04 Zangi Kambiz C System and method for adapting a cyclic prefix in an orthogonal frequency division multiplexing (OFDM) system
US8064400B2 (en) * 2005-07-20 2011-11-22 Interdigital Technology Corporation Method and system for supporting an evolved UTRAN
US8942153B2 (en) * 2005-09-30 2015-01-27 Lg Electronics Inc. Method for transmitting and receiving data using a plurality of carriers
JP4762680B2 (ja) * 2005-11-04 2011-08-31 株式会社エヌ・ティ・ティ・ドコモ キャリア方法通知方法、周辺セル測定方法、基地局装置および移動局装置
US7859988B2 (en) * 2006-06-22 2010-12-28 Futurewei Technologies, Inc. System for flexible cyclic prefix length for preamble symbols in an OFDM based communication system
US8077801B2 (en) * 2007-01-10 2011-12-13 Qualcomm Incorporated Pilot structure with multiplexed unicast and SFN transmissions
UA97824C2 (uk) * 2007-01-10 2012-03-26 Квелкомм Інкорпорейтед Структура пілот-сигналів з мультиплексованими одноадресною і sfn передачами
RU2421929C2 (ru) * 2007-01-10 2011-06-20 Квэлкомм Инкорпорейтед Структура пилот-сигналов с мультиплексированными одноадресной и sfn передачами
EP2151138A1 (en) 2007-04-30 2010-02-10 InterDigital Technology Corporation Cell reselection and handover with multimedia broadcast/multicast service
US8619804B2 (en) * 2007-12-14 2013-12-31 Full Spectrum Inc. System and method for the delivery of high speed data services over dedicated and non-dedicated private land mobile radio (PLMR) channels using cognitive radio technology
WO2009092336A1 (zh) * 2008-01-21 2009-07-30 Huawei Technologies Co., Ltd. 利用循环前缀时隙传输信息的方法和装置
US8259828B2 (en) * 2008-02-12 2012-09-04 Mediatek Inc. Sub-carrier alignment mechanism for OFDM multi-carrier systems
US9419836B2 (en) 2008-04-25 2016-08-16 Nokia Solutions And Networks Oy Apparatus, methods, and computer program products providing an indication of cyclic prefix length
US8891350B2 (en) * 2008-07-07 2014-11-18 Mediatek Inc. Method and apparatus of data transmission over guard sub-carriers in multi-carrier OFDM systems
CN101447970B (zh) * 2008-11-14 2011-06-29 中国人民解放军理工大学 利用训练序列进行lofdm系统定时和载波同步的方法
KR101695811B1 (ko) * 2009-06-02 2017-01-23 엘지전자 주식회사 다중 하향링크 반송파에 대한 측정 방법 및 이를 위한 장치
US9036999B2 (en) * 2010-07-31 2015-05-19 Alcatel Lucent Frame/symbol synchronization in coherent optical OFDM
US9166837B2 (en) * 2013-06-11 2015-10-20 Qualcomm Incorporated Base station assisted frequency domain equalization
KR101838415B1 (ko) * 2013-07-25 2018-04-26 엠파이어 테크놀로지 디벨롭먼트 엘엘씨 직교 주파수 분할 멀티플렉싱 (ofdm) 시스템에서의 타이밍 동기화를 위한 시스템
EP3104642A4 (en) 2014-02-03 2017-06-28 Sony Corporation Apparatus
US11855818B1 (en) * 2014-04-30 2023-12-26 Marvell Asia Pte Ltd Adaptive orthogonal frequency division multiplexing (OFDM) numerology in a wireless communication network
US10498576B2 (en) 2015-09-21 2019-12-03 Telefonaktiebolaget Lm Ericsson (Publ) Guard interval adaptation for wireless communication
US20180062903A1 (en) * 2016-08-31 2018-03-01 Qualcomm Incorporated Frame format with multiple guard interval lengths
CN107872417B (zh) * 2016-09-28 2022-03-01 中兴通讯股份有限公司 数据发送、接收方法及装置
EP4611300A3 (en) * 2016-12-23 2025-12-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Flexible cross transmission-time-interval data portion transmission in a wireless communication system
CN109218242B (zh) * 2017-06-30 2022-10-25 中兴通讯股份有限公司 符号同步方法、信号调整系统及计算机可读存储介质
CN110856096B (zh) 2018-07-30 2022-07-15 中兴通讯股份有限公司 定位参考信号生成方法、相关装置、通信系统及存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09512156A (ja) * 1994-07-20 1997-12-02 コンレ， テイルマール 持続波ネットワークにおける多重キャリア伝送
WO2003047140A1 (en) * 2001-11-28 2003-06-05 Fujitsu Limited Orthogonal frequency-division multiplex transmission method
JP2006222956A (ja) * 2005-02-07 2006-08-24 Motorola Inc 混合モード無線通信システムにおける可変サイクリックプレフィックス

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2802255B2 (ja) * 1995-09-06 1998-09-24 株式会社次世代デジタルテレビジョン放送システム研究所 直交周波数分割多重伝送方式及びそれを用いる送信装置と受信装置
US5991289A (en) * 1997-08-05 1999-11-23 Industrial Technology Research Institute Synchronization method and apparatus for guard interval-based OFDM signals
US6563841B1 (en) * 1999-08-30 2003-05-13 Nec Usa, Inc. Per-bin adaptive equalization in windowed DMT-type modem receiver
US7012881B2 (en) * 2000-12-29 2006-03-14 Samsung Electronic Co., Ltd. Timing and frequency offset estimation scheme for OFDM systems by using an analytic tone
WO2004015946A1 (en) * 2002-08-13 2004-02-19 Koninklijke Philips Electronics N.V. Joint channel and noise variance estimation in a wideband ofdm system
US7602696B2 (en) * 2003-06-27 2009-10-13 Intel Corporation Adaptive guard intervals in OFDM systems
US7668199B2 (en) * 2004-06-17 2010-02-23 Texas Instruments Incorporated Methods and systems for communicating using transmitted symbols associated with multiple time durations
US9549434B2 (en) * 2006-03-09 2017-01-17 Qualcomm Incorporated System and method for multi-network coverage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09512156A (ja) * 1994-07-20 1997-12-02 コンレ， テイルマール 持続波ネットワークにおける多重キャリア伝送
WO2003047140A1 (en) * 2001-11-28 2003-06-05 Fujitsu Limited Orthogonal frequency-division multiplex transmission method
JP2006222956A (ja) * 2005-02-07 2006-08-24 Motorola Inc 混合モード無線通信システムにおける可変サイクリックプレフィックス

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007195022A (ja) * 2006-01-20 2007-08-02 Fujitsu Ltd 無線通信システム及び無線通信方法
US8724446B2 (en) 2006-01-20 2014-05-13 Fujitsu Limited Wireless communication system and wireless communication method
US9331874B2 (en) 2006-01-20 2016-05-03 Fujitsu Limited Wireless communication system and wireless communication method
JP2012005143A (ja) * 2011-08-16 2012-01-05 Fujitsu Ltd 無線通信システム及び無線通信方法
JP2017532884A (ja) * 2014-09-25 2017-11-02 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． データ通信方法および関連装置
US10833828B2 (en) 2014-09-25 2020-11-10 Huawei Technologies Co., Ltd. Data communication method and related apparatus
US10873436B2 (en) 2014-09-25 2020-12-22 Huawei Technologies Co., Ltd. Data communication method and related apparatus
US11569962B2 (en) 2014-09-25 2023-01-31 Huawei Technologies Co., Ltd. Data communication method and related apparatus
US12615119B2 (en) 2014-09-25 2026-04-28 Huawei Technologies Co., Ltd. Data communication method and related apparatus

Also Published As

Publication number Publication date
TW200704052A (en) 2007-01-16
AP2007004194A0 (en) 2007-10-31
KR20070122530A (ko) 2007-12-31
RU2007137563A (ru) 2009-05-20
EP1875698A1 (en) 2008-01-09
CN101156405A (zh) 2008-04-02
BRPI0610403A2 (pt) 2012-01-10
ZA200708721B (en) 2008-06-25
US20060250940A1 (en) 2006-11-09
MX2007012620A (es) 2008-01-11
WO2006109134A1 (en) 2006-10-19

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