DE69434306D1 - Verfahren zur Abtrennung einer Blockfrequenz aus einem blockformattierten Signal - Google Patents

Verfahren zur Abtrennung einer Blockfrequenz aus einem blockformattierten Signal

Info

Publication number
DE69434306D1
DE69434306D1 DE69434306T DE69434306T DE69434306D1 DE 69434306 D1 DE69434306 D1 DE 69434306D1 DE 69434306 T DE69434306 T DE 69434306T DE 69434306 T DE69434306 T DE 69434306T DE 69434306 D1 DE69434306 D1 DE 69434306D1
Authority
DE
Germany
Prior art keywords
block
separating
formatted signal
frequency
block 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 - Lifetime
Application number
DE69434306T
Other languages
English (en)
Other versions
DE69434306T2 (de
Inventor
Pascal Hayet
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.)
Sony Corp
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69434306D1 publication Critical patent/DE69434306D1/de
Publication of DE69434306T2 publication Critical patent/DE69434306T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • 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
    • H04L27/2662—Symbol 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
    • H04L27/2678—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
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
DE69434306T 1993-01-20 1994-01-14 Verfahren zur Abtrennung einer Blockfrequenz aus einem blockformattierten Signal Expired - Lifetime DE69434306T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9300539 1993-01-20
FR9300539 1993-01-20

Publications (2)

Publication Number Publication Date
DE69434306D1 true DE69434306D1 (de) 2005-04-21
DE69434306T2 DE69434306T2 (de) 2005-11-10

Family

ID=9443215

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69427099T Expired - Fee Related DE69427099T2 (de) 1993-01-20 1994-01-14 Übertragungssystem mit Taktrückgewinnung
DE69434306T Expired - Lifetime DE69434306T2 (de) 1993-01-20 1994-01-14 Verfahren zur Abtrennung einer Blockfrequenz aus einem blockformattierten Signal

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69427099T Expired - Fee Related DE69427099T2 (de) 1993-01-20 1994-01-14 Übertragungssystem mit Taktrückgewinnung

Country Status (7)

Country Link
US (1) US5559833A (de)
EP (2) EP0608024B1 (de)
JP (2) JPH06244818A (de)
KR (2) KR100334185B1 (de)
CA (1) CA2113766A1 (de)
DE (2) DE69427099T2 (de)
FI (1) FI940268A (de)

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USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing
SE514986C2 (sv) * 1995-03-01 2001-05-28 Telia Ab Metod och anordning för synkronisering vid OFDM-system
DE69632812T2 (de) * 1995-08-16 2005-06-30 Koninklijke Philips Electronics N.V. Uebertragungssystem mit verbesserter symbolverarbeitung
FR2737948B1 (fr) * 1995-08-16 1997-10-17 Alcatel Mobile Comm France Dispositif de commande de volume sonore pour recepteur de signaux de parole codes par blocs
GB2306084B (en) * 1995-10-30 2000-02-16 British Broadcasting Corp Correlation of OFDM signals
GB2307155B (en) * 1995-11-02 1999-09-15 British Broadcasting Corp Synchronisation of OFDM signals
EP0772332A3 (de) 1995-11-02 2000-10-11 British Broadcasting Corporation Synchronisierung von OFDM-Signalen
US5999355A (en) * 1996-04-30 1999-12-07 Cirrus Logic, Inc. Gain and phase constrained adaptive equalizing filter in a sampled amplitude read channel for magnetic recording
US5784411A (en) * 1996-05-22 1998-07-21 Motorola, Inc. Method and system for processing signals for use in a wireless communication system
JP3289610B2 (ja) * 1996-07-31 2002-06-10 日本ビクター株式会社 Ｏｆｄｍ復調装置及びその方法
JP2818148B2 (ja) * 1996-08-23 1998-10-30 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 Ｏｆｄｍ復調装置
FI102231B (fi) * 1996-09-16 1998-10-30 Nokia Technology Gmbh Symbolitahdistuksen ja näytteenottotaajuuden säätömenetelmä OFDM-modul oituja lähetyksiä vastaanottavassa laitteessa sekä menetelmän toteutta va laite
US6359938B1 (en) 1996-10-31 2002-03-19 Discovision Associates Single chip VLSI implementation of a digital receiver employing orthogonal frequency division multiplexing
GB9622728D0 (en) * 1996-10-31 1997-01-08 Discovision Ass Timing synchronization in a reciever employing orthogonal frequency division mutiplexing
US5953311A (en) * 1997-02-18 1999-09-14 Discovision Associates Timing synchronization in a receiver employing orthogonal frequency division multiplexing
TW465234B (en) 1997-02-18 2001-11-21 Discovision Ass Single chip VLSI implementation of a digital receiver employing orthogonal frequency division multiplexing
GB9709063D0 (en) 1997-05-02 1997-06-25 British Broadcasting Corp Improvements to OFDM symbol synchronization
FR2764143A1 (fr) * 1997-05-27 1998-12-04 Philips Electronics Nv Procede de determination d'un format d'emission de symboles dans un systeme de transmission et systeme
US5991289A (en) * 1997-08-05 1999-11-23 Industrial Technology Research Institute Synchronization method and apparatus for guard interval-based OFDM signals
US6215835B1 (en) * 1997-08-22 2001-04-10 Lsi Logic Corporation Dual-loop clock and data recovery for serial data communication
DE69739012D1 (de) * 1997-09-04 2008-11-06 Sony Deutschland Gmbh Übertragungssystem für OFDM-Signale mit optimierter Synchronisation
USRE43829E1 (en) 1997-09-04 2012-11-27 Sony Deutchland GmbH Transmission system for OFDM-signals with optimized synchronization
KR100234329B1 (ko) 1997-09-30 1999-12-15 윤종용 Ofdm 시스템 수신기의 fft 윈도우 위치 복원장치 및 그 방법_
GB2332603B (en) * 1997-12-22 2000-07-19 Lsi Logic Corp Improvements relating to multidirectional communication systems
EP0987831B1 (de) * 1998-09-11 2006-03-22 Motorola, Inc. Verfahren und Einrichtung zur Kanalschätzung und Kanalentzerrung in einem OFDM-Empfänger
US6111919A (en) * 1999-01-20 2000-08-29 Intellon Corporation Synchronization of OFDM signals
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
US6269132B1 (en) 1999-04-26 2001-07-31 Intellon Corporation Windowing function for maintaining orthogonality of channels in the reception of OFDM symbols
US6074086A (en) * 1999-04-26 2000-06-13 Intellon Corporation Synchronization of OFDM signals with improved windowing
US6735255B1 (en) 1999-05-28 2004-05-11 3Com Corporation Correlation based method of determining frame boundaries of data frames that are periodically extended
US6785349B1 (en) 1999-05-28 2004-08-31 3Com Corporation Correlation based method of determining frame boundaries of data frames that are periodically extended
GB2353680A (en) 1999-08-27 2001-02-28 Mitsubishi Electric Inf Tech OFDM frame synchronisation
WO2001065794A1 (en) * 2000-02-29 2001-09-07 3Com Corporation Method of multicarrier symbol synchronisation by using correlation
US7458094B2 (en) * 2001-06-06 2008-11-25 Science Applications International Corporation Intrusion prevention system
EP1267536A1 (de) * 2001-06-13 2002-12-18 Conexant Systems, Inc. Mehrträgerempfänger mit Erfassung des Übertragungsmodus und der Länge des Schutzintervalles
US7643582B2 (en) 2004-06-09 2010-01-05 Marvell World Trade Ltd. Method and system for determining symbol boundary timing in a multicarrier data transmission system
US7697619B2 (en) 2004-06-09 2010-04-13 Marvell World Trade Ltd. Training sequence for channel estimation in a data transmission system
US7561626B2 (en) 2004-06-09 2009-07-14 Marvell World Trade Ltd. Method and system for channel estimation in a data transmission system
US7817730B2 (en) 2004-06-09 2010-10-19 Marvell World Trade Ltd. Training sequence for symbol boundary detection in a multicarrier data transmission system
US7561627B2 (en) 2005-01-06 2009-07-14 Marvell World Trade Ltd. Method and system for channel equalization and crosstalk estimation in a multicarrier data transmission system
GB0510385D0 (en) 2005-05-20 2005-06-29 British Broadcasting Corp Improvements relating to on-channel repeaters
CN112241615B (zh) * 2020-10-09 2021-05-18 广芯微电子（广州）股份有限公司 一种数据平衡性时序的检测方法、系统及电子设备
CN112241614B (zh) * 2020-10-09 2021-05-18 广芯微电子（广州）股份有限公司 一种时钟延时链延时的检测方法、系统及电子设备

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JPS6119261A (ja) * 1984-07-05 1986-01-28 Toshiba Corp 周波数変換回路
FR2639495B1 (fr) * 1988-11-18 1993-12-17 Etat Francais Cnet Procede de diffusion de donnees numeriques, notamment pour la radiodiffusion a haut debit vers des mobiles, a entrelacement temps-frequence et synchronisation analogique
US5230013A (en) * 1992-04-06 1993-07-20 Motorola, Inc. PLL-based precision phase shifting at CMOS levels
JP3041175B2 (ja) * 1993-11-12 2000-05-15 株式会社東芝 Ｏｆｄｍ同期復調回路
JP3074103B2 (ja) * 1993-11-16 2000-08-07 株式会社東芝 Ｏｆｄｍ同期復調回路

Also Published As

Publication number Publication date
FI940268A (fi) 1994-07-21
FI940268A0 (fi) 1994-01-19
KR100334185B1 (ko) 2002-10-18
DE69434306T2 (de) 2005-11-10
US5559833A (en) 1996-09-24
EP0608024B1 (de) 2001-04-18
DE69427099T2 (de) 2001-11-08
JPH06244818A (ja) 1994-09-02
KR100356975B1 (ko) 2002-10-19
DE69427099D1 (de) 2001-05-23
EP0608024A1 (de) 1994-07-27
EP1035699B1 (de) 2005-03-16
EP1035699A2 (de) 2000-09-13
JP3423934B2 (ja) 2003-07-07
CA2113766A1 (en) 1994-07-21
EP1035699A3 (de) 2000-12-06
JP2001251277A (ja) 2001-09-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SONY CORP., TOKIO/TOKYO, JP

8328 Change in the person/name/address of the agent

Representative=s name: MITSCHERLICH & PARTNER, PATENT- UND RECHTSANWAELTE