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DE602004028790D1 - Signalempfangsgerät und Empfangszeiterkennungsverfahren - Google Patents

Signalempfangsgerät und Empfangszeiterkennungsverfahren

Info

Publication number
DE602004028790D1
DE602004028790D1 DE602004028790T DE602004028790T DE602004028790D1 DE 602004028790 D1 DE602004028790 D1 DE 602004028790D1 DE 602004028790 T DE602004028790 T DE 602004028790T DE 602004028790 T DE602004028790 T DE 602004028790T DE 602004028790 D1 DE602004028790 D1 DE 602004028790D1
Authority
DE
Germany
Prior art keywords
receiving device
detection method
signal receiving
reception time
time detection
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.)
Expired - Lifetime
Application number
DE602004028790T
Other languages
English (en)
Inventor
Satoshi Nagata
Noriyuki Maeda
Hiroyuki Atarashi
Mamoru Sawahashi
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.)
NTT Docomo Inc
Original Assignee
NTT Docomo 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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of DE602004028790D1 publication Critical patent/DE602004028790D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • 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
    • H04L25/0224—Channel estimation using sounding 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
    • H04L27/2602—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
    • H04L27/2647—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
    • 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
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
    • 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
    • H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • H04L5/026—Multiplexing of multicarrier modulation signals using code division

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE602004028790T 2003-11-11 2004-11-11 Signalempfangsgerät und Empfangszeiterkennungsverfahren Expired - Lifetime DE602004028790D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003381600 2003-11-11

Publications (1)

Publication Number Publication Date
DE602004028790D1 true DE602004028790D1 (de) 2010-10-07

Family

ID=34431433

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004028790T Expired - Lifetime DE602004028790D1 (de) 2003-11-11 2004-11-11 Signalempfangsgerät und Empfangszeiterkennungsverfahren

Country Status (5)

Country Link
US (1) US8290105B2 (de)
EP (1) EP1533968B1 (de)
KR (1) KR100611170B1 (de)
CN (1) CN100461787C (de)
DE (1) DE602004028790D1 (de)

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KR101223783B1 (ko) * 2006-03-06 2013-01-17 삼성전자주식회사 무선 통신 시스템에서 심벌 타이밍 오프셋 추정 장치 및방법
US7809097B2 (en) * 2006-03-16 2010-10-05 Renesas Electronics Corporation Frame timing synchronization for orthogonal frequency division multiplexing (OFDM)
JP4455541B2 (ja) * 2006-06-19 2010-04-21 株式会社エヌ・ティ・ティ・ドコモ 移動局装置および基地局装置並びに上りリンクのユーザ間同期方法
CN101611606B (zh) * 2007-01-18 2013-09-11 汤姆逊许可公司 接收到的数字信号的符号同步方法以及利用该方法的数字信号接收器
JP4963723B2 (ja) * 2007-06-19 2012-06-27 シャープ株式会社 受信機、受信方法および集積回路
US9426010B1 (en) * 2007-11-21 2016-08-23 University Of South Florida Adaptive symbol transition method for OFDM-based cognitive radio systems
JP2009278448A (ja) * 2008-05-15 2009-11-26 Fujitsu Microelectronics Ltd Ｏｆｄｍ受信機およびｏｆｄｍ受信方法
CN102118825B (zh) * 2009-12-31 2013-12-04 华为技术有限公司 实现多点联合传输的方法、终端及系统
JP4916561B2 (ja) * 2010-03-26 2012-04-11 株式会社エヌ・ティ・ティ・ドコモ 信号生成装置及び信号生成方法
KR20160048757A (ko) 2013-08-29 2016-05-04 엘지전자 주식회사 고주파 대역을 지원하는 무선 접속 시스템에서 단계별 상향링크 동기 신호 검출 방법 및 장치
CN103647744A (zh) * 2013-12-30 2014-03-19 电子科技大学 一种基于ofcdm和相关域调制解调的通信方法
WO2016002106A1 (ja) 2014-06-30 2016-01-07 日本電気株式会社 受信装置、受信方法及び非一時的なコンピュータ可読媒体
JPWO2016133044A1 (ja) * 2015-02-20 2017-12-14 日本電気株式会社 受信装置、受信方法
JP6772479B2 (ja) * 2015-04-03 2020-10-21 株式会社デンソー 通信装置
KR102332471B1 (ko) * 2015-05-08 2021-11-30 삼성전자주식회사 동기 신호 검출을 위한 장치 및 방법
WO2017024529A1 (zh) * 2015-08-11 2017-02-16 华为技术有限公司 一种数字前传数据的传输方法、设备及系统
CA3019018C (en) 2016-03-31 2020-12-29 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Optimized preamble and methods for interference robust packet detection for telemetry applications
US10841030B2 (en) * 2018-07-30 2020-11-17 Avago Technologies International Sales Pte. Limited Leg combining by FFT selection

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JP3859716B2 (ja) 1995-08-16 2006-12-20 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 伝送システム
JP3479418B2 (ja) 1996-10-18 2003-12-15 アルパイン株式会社 デジタルオーディオ放送における受信装置
KR100204585B1 (ko) 1996-12-14 1999-06-15 정선종 오에프디엠/씨디엠에이 방식에 적용될 수 있는 아이에프에프티/에프에프티 블록 및 타이밍 동기방법
US6304624B1 (en) * 1997-10-24 2001-10-16 Fujitsu Limited Coherent detecting method using a pilot symbol and a tentatively determined data symbol, a mobile communication receiver and an interference removing apparatus using the coherent detecting method
EP2259534B1 (de) * 1997-11-05 2014-08-06 Sony Deutschland Gmbh Synchronisierung in digitalen Kommunikationssystemen
JPH11346206A (ja) * 1998-06-02 1999-12-14 Mitsubishi Electric Corp デジタル放送受信機
JP3085944B2 (ja) * 1999-02-15 2000-09-11 三菱電機株式会社 Ｏｆｄｍ通信システム用受信装置
KR20010001707A (ko) 1999-06-08 2001-01-05 윤종용 직교주파수 분할 다중 방식/코드 분할 다중 접속 시스템의 대략적 주파수 동기 획득 장치 및 방법
JP4410388B2 (ja) 1999-06-22 2010-02-03 パナソニック株式会社 Ｏｆｄｍ復調装置およびｏｆｄｍ復調方法
DE60029687T2 (de) * 1999-06-22 2007-10-18 Matsushita Electric Industrial Co., Ltd., Kadoma Symboltaktsynchronisierung in Mehrträgerempfängern
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US6456653B1 (en) * 1999-08-25 2002-09-24 Lucent Technologies Inc. Fast and accurate signal-to-noise ratio estimation technique for OFDM systems
US6782042B1 (en) 2000-02-11 2004-08-24 Agere Systems Inc. Methods and devices for simplifying blind channel estimation of the channel impulse response for a DMT signal
JP3634793B2 (ja) 2000-11-06 2005-03-30 株式会社エヌ・ティ・ティ・ドコモ スクランブルコードを用いたマルチキャリアｃｄｍａ方式による移動通信システム及び方法
GB2376855A (en) * 2001-06-20 2002-12-24 Sony Uk Ltd Determining symbol synchronisation in an OFDM receiver in response to one of two impulse response estimates
JP3735628B2 (ja) * 2001-08-28 2006-01-18 株式会社エヌ・ティ・ティ・ドコモ マルチキャリアｃｄｍａ伝送システム、このシステムに用いる送信装置及び受信装置、マルチキャリアｃｄｍａ伝送方法
WO2003032541A1 (fr) * 2001-09-28 2003-04-17 Fujitsu Limited Procede et dispositif de reception a multiplexage par repartition orthogonale de la frequence
JP2003319005A (ja) * 2002-02-20 2003-11-07 Mitsubishi Electric Corp シンボルタイミング補正回路、受信機、シンボルタイミング補正方法、及び復調処理方法
JP3895228B2 (ja) * 2002-05-07 2007-03-22 松下電器産業株式会社 無線通信装置および到来方向推定方法
US6512720B1 (en) * 2002-05-14 2003-01-28 The United States Of America As Represented By The Secretary Of The Navy Underwater telemetry method using doppler compensation
SG129229A1 (en) * 2002-07-03 2007-02-26 Oki Techno Ct Singapore Pte Receiver and method for wlan burst type signals
AU2003280673A1 (en) * 2002-11-01 2004-05-25 Matsushita Electric Industrial Co., Ltd. Synchronous follow-up device and method
US20040223449A1 (en) * 2003-05-08 2004-11-11 Yih-Ming Tsuie Mode detection for OFDM signals
JP4308105B2 (ja) * 2004-08-23 2009-08-05 Ｏｋｉセミコンダクタ株式会社 同期追従回路

Also Published As

Publication number Publication date
US20050100109A1 (en) 2005-05-12
KR20050045921A (ko) 2005-05-17
US8290105B2 (en) 2012-10-16
CN100461787C (zh) 2009-02-11
EP1533968B1 (de) 2010-08-25
CN1617532A (zh) 2005-05-18
EP1533968A3 (de) 2007-09-12
KR100611170B1 (ko) 2006-08-10
EP1533968A2 (de) 2005-05-25

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