DE69124690D1 - Verfahren zur neusynchronisierung der lokalen oszillatoren eines empfängers und vorrichtung zur durchführung des verfahrens - Google Patents

Verfahren zur neusynchronisierung der lokalen oszillatoren eines empfängers und vorrichtung zur durchführung des verfahrens

Info

Publication number
DE69124690D1
DE69124690D1 DE69124690T DE69124690T DE69124690D1 DE 69124690 D1 DE69124690 D1 DE 69124690D1 DE 69124690 T DE69124690 T DE 69124690T DE 69124690 T DE69124690 T DE 69124690T DE 69124690 D1 DE69124690 D1 DE 69124690D1
Authority
DE
Germany
Prior art keywords
pct
oscillator
frequency
receiver
intermediate frequency
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 - Fee Related
Application number
DE69124690T
Other languages
English (en)
Other versions
DE69124690T2 (de
Inventor
Yvon Fouche
Jean-Bernard Rault
Couasnon Tristan De
Raoul Monnier
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.)
Technicolor SA
Original Assignee
Thomson Multimedia SA
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 Thomson Multimedia SA filed Critical Thomson Multimedia SA
Application granted granted Critical
Publication of DE69124690D1 publication Critical patent/DE69124690D1/de
Publication of DE69124690T2 publication Critical patent/DE69124690T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L27/2657—Carrier 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
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2679—Decision-aided
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
DE69124690T 1990-11-30 1991-11-29 Verfahren zur neusynchronisierung der lokalen oszillatoren eines empfängers und vorrichtung zur durchführung des verfahrens Expired - Fee Related DE69124690T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9015015A FR2670062B1 (fr) 1990-11-30 1990-11-30 Procede de recalage des oscillateurs locaux d'un recepteur et dispositif pour la mise en óoeuvre du procede.
PCT/FR1991/000951 WO1992010043A1 (fr) 1990-11-30 1991-11-29 Procede de recalage des oscillateurs locaux d'un recepteur et dispositif pour la mise en ×uvre du procede

Publications (2)

Publication Number Publication Date
DE69124690D1 true DE69124690D1 (de) 1997-03-27
DE69124690T2 DE69124690T2 (de) 1997-06-05

Family

ID=9402779

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124690T Expired - Fee Related DE69124690T2 (de) 1990-11-30 1991-11-29 Verfahren zur neusynchronisierung der lokalen oszillatoren eines empfängers und vorrichtung zur durchführung des verfahrens

Country Status (14)

Country Link
US (1) US5313169A (de)
EP (1) EP0513313B1 (de)
JP (1) JP3176623B2 (de)
AT (1) ATE148970T1 (de)
AU (1) AU641071B2 (de)
CA (1) CA2073777A1 (de)
DE (1) DE69124690T2 (de)
ES (1) ES2098490T3 (de)
FI (1) FI923426A0 (de)
FR (1) FR2670062B1 (de)
NO (1) NO306435B1 (de)
RU (1) RU2105423C1 (de)
SG (1) SG46723A1 (de)
WO (1) WO1992010043A1 (de)

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JPH09219692A (ja) * 1996-02-09 1997-08-19 Jisedai Digital Television Hoso Syst Kenkyusho:Kk 直交周波数分割多重伝送方式とその変調装置及び復調装置
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GB9611425D0 (en) * 1996-05-31 1996-08-07 Tracker Network Uk Ltd Digital communications
JP2820143B2 (ja) * 1997-01-17 1998-11-05 日本電気株式会社 自動周波数制御方式
GB9707517D0 (en) * 1997-04-14 1997-06-04 Nds Ltd Improvements in or relating to receiver synchronisation
EP1933516A3 (de) * 1997-05-02 2009-03-04 LSI Logic Corporation Demodulierung von Videoausstrahlungssignalen
JP3797397B2 (ja) * 1997-05-02 2006-07-19 ソニー株式会社 受信装置および受信方法
JPH10308717A (ja) * 1997-05-02 1998-11-17 Sony Corp 受信装置および受信方法
JPH10313286A (ja) * 1997-05-13 1998-11-24 Sony Corp 受信装置
US6058101A (en) * 1997-06-11 2000-05-02 Industrial Technology Research Institute Synchronization method and system for a digital receiver
JP3568180B2 (ja) 1997-06-12 2004-09-22 株式会社日立国際電気 データ伝送装置
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KR100265735B1 (ko) * 1997-11-25 2000-09-15 윤종용 Fft윈도우위치복원과샘플링클럭제어가연동되는ofdm수신장치및그방법
SE519683C2 (sv) * 1998-05-26 2003-04-01 Nera Asa Anordning för modulering och demodulering i ett flerkanalssystem
US6704317B1 (en) 1998-05-27 2004-03-09 3Com Corporation Multi-carrier LAN modem server
US6507585B1 (en) 1998-05-27 2003-01-14 3Com Corporation Multi-carrier LAN adapter device using frequency domain equalizer
US6891887B1 (en) 1998-05-27 2005-05-10 3Com Corporation Multi-carrier LAN adapter device using interpolative equalizer
US6377683B1 (en) 1998-05-29 2002-04-23 3Com Corporation Low complexity frequency domain echo canceller for DMT transceivers
US6603811B1 (en) 1998-05-29 2003-08-05 3Com Corporation Low complexity frequency domain equalizer having fast re-lock
US7035351B1 (en) * 1998-07-24 2006-04-25 Gct Semiconductor, Inc. Automatic gain control loop apparatus
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CN1172439C (zh) * 1998-11-12 2004-10-20 松下电器产业株式会社 数字地面波广播用接收机及其接收频道选台方法
US6654429B1 (en) 1998-12-31 2003-11-25 At&T Corp. Pilot-aided channel estimation for OFDM in wireless systems
US6539063B1 (en) 1999-02-18 2003-03-25 Ibiquity Digital Corporation System and method for recovering symbol timing offset and carrier frequency error in an OFDM digital audio broadcast system
JP4284568B2 (ja) * 1999-03-18 2009-06-24 ソニー株式会社 受信装置および方法、並びに記録媒体
US6859504B1 (en) 1999-06-29 2005-02-22 Sharp Laboratories Of America, Inc. Rapid settling automatic gain control with minimal signal distortion
US6505037B1 (en) * 1999-06-29 2003-01-07 Sharp Laboratories Of America, Inc. Data unit detection including antenna diversity
FR2799597B1 (fr) * 1999-10-08 2004-02-20 Mitsubishi Electric Inf Tech Procede de transmission de donnees sur porteuses multiples d'un emetteur a un recepteur et recepteur prevu pour la mise en oeuvre dudit procede
US8363757B1 (en) * 1999-10-12 2013-01-29 Qualcomm Incorporated Method and apparatus for eliminating the effects of frequency offsets in a digital communication system
JP4356203B2 (ja) * 2000-07-11 2009-11-04 ソニー株式会社 復調装置及び復調方法
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NZ509688A (en) * 2001-02-01 2003-06-30 Ind Res Ltd Maximum likelihood sychronisation (estimating time delay) for wireless digital communications system using a pilot symbol
FR2821216B1 (fr) * 2001-02-20 2003-10-24 Sagem Procede de synchronisation d'un signal d'horloge avec un signal de reference
US7324612B2 (en) * 2003-02-21 2008-01-29 Conexant, Inc. Carrier tracking circuit and method including dual numerically controlled oscillators and feedforward phase correction coefficient
EP1790100A4 (de) 2004-09-18 2013-01-02 Samsung Electronics Co Ltd Vorrichtung und verfahren zur frequenzsynchronisation in einem ofdm-system
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JP5033589B2 (ja) * 2007-11-09 2012-09-26 株式会社日立ハイテクノロジーズ 半導体ウェハの異物検査装置
FR2960363B1 (fr) * 2010-05-21 2012-05-18 Thales Sa Dispositif de transposition flexible en frequence large bande pour recepteur de telecommande satellite, et recepteur associes
RU2552180C2 (ru) * 2013-06-19 2015-06-10 Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "Военно-космическая академия имени А.Ф. Можайского" Министерства обороны Российской Федерации Способ преобразования частоты и преобразователь для его осуществления
CN107332606B (zh) * 2017-06-27 2021-01-26 杭州电子科技大学 基于双采样的leo系统差分空时正交频分复用编码方法

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Also Published As

Publication number Publication date
FI923426A (fi) 1992-07-29
JP3176623B2 (ja) 2001-06-18
AU9091891A (en) 1992-06-25
NO306435B1 (no) 1999-11-01
NO922959D0 (no) 1992-07-27
ATE148970T1 (de) 1997-02-15
EP0513313B1 (de) 1997-02-12
SG46723A1 (en) 1998-02-20
WO1992010043A1 (fr) 1992-06-11
FR2670062B1 (fr) 1993-11-12
JPH05504037A (ja) 1993-06-24
NO922959L (no) 1992-07-27
FR2670062A1 (fr) 1992-06-05
DE69124690T2 (de) 1997-06-05
EP0513313A1 (de) 1992-11-19
AU641071B2 (en) 1993-09-09
ES2098490T3 (es) 1997-05-01
FI923426A0 (fi) 1992-07-29
US5313169A (en) 1994-05-17
RU2105423C1 (ru) 1998-02-20
CA2073777A1 (fr) 1992-06-11

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8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee