DE69707872D1 - Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem - Google Patents

Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem

Info

Publication number
DE69707872D1
DE69707872D1 DE69707872T DE69707872T DE69707872D1 DE 69707872 D1 DE69707872 D1 DE 69707872D1 DE 69707872 T DE69707872 T DE 69707872T DE 69707872 T DE69707872 T DE 69707872T DE 69707872 D1 DE69707872 D1 DE 69707872D1
Authority
DE
Germany
Prior art keywords
phi
tau
transmission system
clock timing
timing error
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
DE69707872T
Other languages
English (en)
Other versions
DE69707872T2 (de
Inventor
Miguel Peeters
Thierry Pollet
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel 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 Alcatel SA filed Critical Alcatel SA
Publication of DE69707872D1 publication Critical patent/DE69707872D1/de
Application granted granted Critical
Publication of DE69707872T2 publication Critical patent/DE69707872T2/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
    • 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
    • H04L27/2675—Pilot or known symbols

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radio Transmission System (AREA)
DE69707872T 1997-09-22 1997-09-22 Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem Expired - Lifetime DE69707872T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97402201A EP0903897B1 (de) 1997-09-22 1997-09-22 Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem

Publications (2)

Publication Number Publication Date
DE69707872D1 true DE69707872D1 (de) 2001-12-06
DE69707872T2 DE69707872T2 (de) 2002-04-25

Family

ID=8229853

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707872T Expired - Lifetime DE69707872T2 (de) 1997-09-22 1997-09-22 Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem

Country Status (8)

Country Link
US (2) US6628738B1 (de)
EP (1) EP0903897B1 (de)
JP (1) JP4188466B2 (de)
AT (1) ATE208110T1 (de)
AU (1) AU743588B2 (de)
DE (1) DE69707872T2 (de)
ES (1) ES2164313T3 (de)
IL (1) IL125333A (de)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0929172B1 (de) * 1998-01-06 2010-06-02 MOSAID Technologies Inc. System zur Mehrträgermodulation, mit veränderbaren Symbolgeschwindigkeiten
DE19849318A1 (de) * 1998-10-26 2000-04-27 Rohde & Schwarz Verfahren zum Verarbeiten von durch ein Mehrantennensystem gleichzeitig empfangenen OFDM-Signalen
US6370188B1 (en) * 1999-03-31 2002-04-09 Texas Instruments Incorporated Phase and frequency offset compensation in a telecommunications receiver
DE60039862D1 (de) * 1999-04-22 2008-09-25 Nippon Telegraph & Telephone OFDM Nachrichtenübertragunds-Packetempfänger
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
US6765969B1 (en) * 1999-09-01 2004-07-20 Motorola, Inc. Method and device for multi-user channel estimation
US6272192B1 (en) * 1999-09-20 2001-08-07 Motorola Inc. Method and apparatus for transmit timing adjustment in a host-processor-based modem
DE69906548T2 (de) * 1999-12-14 2004-03-04 Stmicroelectronics N.V. DSL-Übertragungsystem mit Fernnebensprechkompensation
GB0004088D0 (en) * 2000-02-21 2000-04-12 Nokia Networks Oy Packet data services in a telecommunications system
WO2001065794A1 (en) * 2000-02-29 2001-09-07 3Com Corporation Method of multicarrier symbol synchronisation by using correlation
KR20010093494A (ko) * 2000-03-29 2001-10-29 전주범 케이블모뎀의 타임스탬프 에러검출기
US7020074B1 (en) * 2000-04-03 2006-03-28 Nortel Networks Limited Synchronization method and apparatus for frequency division multiplexed telecommunication systems
US6847693B1 (en) * 2000-05-16 2005-01-25 3Com Corporation Method and device providing data derived timing recovery for multicarrier communications
US7050522B2 (en) * 2000-05-26 2006-05-23 International Business Machines Corporation Phase rotator and data recovery receiver incorporating said phase rotator
EP1162803A1 (de) * 2000-06-05 2001-12-12 Telefonaktiebolaget L M Ericsson (Publ) Frequenznachlaufgerät und -verfahren für einen Empfänger eines Multiträger-Kommunikationssystems
EP1162777A1 (de) * 2000-06-07 2001-12-12 Alcatel Mehrträger-Kommunikationsystem mit Abtastratenpilotkanal und Zeitduplexrasterfrequenz-pilotkanal
DE10031677B4 (de) * 2000-06-29 2005-09-29 Siemens Ag Verfahren bzw. Kommunikationssystem mit einer robusten Diversitäts-Kombinierung
US6894989B1 (en) 2000-08-29 2005-05-17 Agere Systems Inc. Separation circuit for an echo canceling system and method of operating the same
US6973146B1 (en) * 2000-08-29 2005-12-06 Lucent Technologies Inc. Resampler for a bit pump and method of resampling a signal associated therewith
US6876699B1 (en) 2000-08-29 2005-04-05 Lucent Technologies Inc. Filter circuit for a bit pump and method of configuring the same
US6983047B1 (en) 2000-08-29 2006-01-03 Lucent Technologies Inc. Echo canceling system for a bit pump and method of operating the same
US6970511B1 (en) 2000-08-29 2005-11-29 Lucent Technologies Inc. Interpolator, a resampler employing the interpolator and method of interpolating a signal associated therewith
EP1221794A1 (de) * 2001-01-05 2002-07-10 Alcatel Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem
US6760574B1 (en) * 2001-04-17 2004-07-06 Centillium Communications, Inc. Two-dimensional signal detector with dynamic timing phase compensation
US6985550B2 (en) * 2001-04-30 2006-01-10 Agere Systems Inc. Jitter control processor and a transceiver employing the same
US7272175B2 (en) * 2001-08-16 2007-09-18 Dsp Group Inc. Digital phase locked loop
US7203255B2 (en) * 2001-09-24 2007-04-10 Atheros Communications, Inc. Method and system to implement non-linear filtering and crossover detection for pilot carrier signal phase tracking
US7103116B2 (en) * 2001-09-24 2006-09-05 Atheros Communications, Inc. Detection of a false detection of a communication packet
US7170961B2 (en) * 2002-01-08 2007-01-30 Patrick Vandenameele-Lepla Method and apparatus for frequency-domain tracking of residual frequency and channel estimation offsets
EP1335553A1 (de) 2002-02-12 2003-08-13 Alcatel Synchronisierung des Symboltaktes in einem Mehrträgerübertragungssystem
US7376157B1 (en) 2002-03-08 2008-05-20 Centillium Communications, Inc. Synchronizing ADSL Annex C transceivers to TTR
US7260117B2 (en) * 2002-03-08 2007-08-21 Centillium Communications, Inc. Synchronizing initial handshake in ADSL annex C to TTR
US20030231582A1 (en) * 2002-05-06 2003-12-18 Enikia L.L.C. Method and system of channel analysis and carrier selection in OFDM and multi-carrier systems
US7224666B2 (en) * 2002-05-13 2007-05-29 Texas Instruments Incorporated Estimating frequency offsets using pilot tones in an OFDM system
US20030235252A1 (en) * 2002-06-19 2003-12-25 Jose Tellado Method and system of biasing a timing phase estimate of data segments of a received signal
GB0215639D0 (en) * 2002-07-05 2002-08-14 British Broadcasting Corp OFDM receivers
US7158576B2 (en) * 2003-01-03 2007-01-02 Accton Technology Corporation Orthogonally-multiplexed orthogonal amplitude modulation method
CN1802831B (zh) * 2003-03-28 2010-05-26 英特尔公司 用于ofdm信号的自适应相位补偿的方法和装置
US7583737B2 (en) * 2003-05-30 2009-09-01 Mitsubishi Electric Corporation OFDM signal receiver device and OFDM signal receiving method
US8284877B2 (en) * 2007-03-12 2012-10-09 John W. Bogdan Noise filtering inverse transformation
US7254204B2 (en) * 2003-08-05 2007-08-07 Afa Technologies, Inc. Method and system for OFDM symbol timing synchronization
US6942272B2 (en) * 2003-08-29 2005-09-13 Thomas John Livingston Tailgate step
EP1680686A1 (de) * 2003-09-02 2006-07-19 Sirf Technology, Inc. Signalverarbeitungssystem für satellitenpositionierungssignale
US7433435B2 (en) * 2003-10-22 2008-10-07 Sasken Communication Technologies Limited Apparatus, methods, systems, and articles incorporating a clock correction technique
KR100601939B1 (ko) * 2004-01-16 2006-07-14 삼성전자주식회사 Ｏｆｄｍ 시스템에서의 초기 주파수 동기 방법 및 장치
US7433395B2 (en) * 2004-02-04 2008-10-07 2Wire, Inc. Reliable multicarrier communication in the presence of timing phase error
US7421015B2 (en) * 2004-02-26 2008-09-02 2Wire, Inc. Bit-loading in multicarrier communication systems in the presence of an asymmetric, correlated gaussian noise sources
US8311152B1 (en) 2004-02-27 2012-11-13 Marvell International Ltd. Adaptive OFDM receiver based on carrier frequency offset
US7515657B1 (en) * 2004-03-05 2009-04-07 Marvell International Ltd. Frequency tracking for OFDM transmission over frequency selective channels
KR101206873B1 (ko) * 2004-04-07 2012-11-30 지메오 게엠베하 클록 펄스 장치를 동기화하기 위한 방법
WO2005117433A1 (en) * 2004-05-12 2005-12-08 Electronics And Telecommunications Research Institute Apparatus and method for corresponding frequency synchronization in on-channel repeater
US7751501B2 (en) * 2004-05-19 2010-07-06 Infineon Technologies Ag Tracking system
US7539255B2 (en) 2004-06-23 2009-05-26 Texas Insturments Incorporated Using multiple pilot signals for timing error estimation in digital subscriber line communications
US7672383B2 (en) * 2004-09-17 2010-03-02 Qualcomm Incorporated Noise variance estimation in wireless communications for diversity combining and log-likelihood scaling
US8194722B2 (en) 2004-10-11 2012-06-05 Broadcom Corporation Various methods and apparatuses for impulse noise mitigation
US7953163B2 (en) 2004-11-30 2011-05-31 Broadcom Corporation Block linear equalization in a multicarrier communication system
US7852950B2 (en) 2005-02-25 2010-12-14 Broadcom Corporation Methods and apparatuses for canceling correlated noise in a multi-carrier communication system
US9374257B2 (en) 2005-03-18 2016-06-21 Broadcom Corporation Methods and apparatuses of measuring impulse noise parameters in multi-carrier communication systems
US7587016B2 (en) * 2005-07-20 2009-09-08 Broadcom Corporation MIMO timing recovery
US7522687B2 (en) * 2005-08-29 2009-04-21 International Business Machines Corporation Clock and data recovery system and method for clock and data recovery based on a forward error correction
US7813439B2 (en) 2006-02-06 2010-10-12 Broadcom Corporation Various methods and apparatuses for impulse noise detection
WO2008124686A1 (en) * 2007-04-06 2008-10-16 Olympus Communication Technoloby Of America, Inc. Methods and systems for detecting a narrow-band interferer
US8605837B2 (en) 2008-10-10 2013-12-10 Broadcom Corporation Adaptive frequency-domain reference noise canceller for multicarrier communications systems
WO2010147643A1 (en) 2009-06-15 2010-12-23 Ikanos Technology Ltd., A Cayman Limited Liability Co. Method and apparatus for clock recovery in xdsl transceivers
EP2330784B1 (de) * 2009-11-27 2015-09-09 STMicroelectronics S.r.l. Verfahren zum Schätzen der Übertragungskanalimpulsantwort und des in einen empfangenen OFDM-Datenpaketstrom eingeführten Unterschiedes der Synchronisierungsversätze, und entsprechender Empfänger
US8451956B2 (en) * 2009-12-30 2013-05-28 Mitsubishi Electric Research Laboratories, Inc. SNR-based blanking scheme for impulsive noise mitigation in wireless networks
US8750444B2 (en) 2011-05-06 2014-06-10 Northrop Grumman Systems Corporation Snapshot processing of timing data
RU2583228C1 (ru) * 2014-12-15 2016-05-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Сибирский государственный индустриальный университет" Способ нанесения износостойких покрытий на основе диборида титана и никеля на стальные поверхности
CN117318871B (zh) * 2023-11-29 2024-02-27 四川蜀能电科能源技术有限公司 一种电力监控系统时间保护方法、设备和介质

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679227A (en) * 1985-05-20 1987-07-07 Telebit Corporation Ensemble modem structure for imperfect transmission media
US5206886A (en) * 1990-04-16 1993-04-27 Telebit Corporation Method and apparatus for correcting for clock and carrier frequency offset, and phase jitter in mulicarrier modems
FR2670062B1 (fr) * 1990-11-30 1993-11-12 Thomson Csf Procede de recalage des oscillateurs locaux d'un recepteur et dispositif pour la mise en óoeuvre du procede.
US5253270A (en) * 1991-07-08 1993-10-12 Hal Communications Apparatus useful in radio communication of digital data using minimal bandwidth
US5321850A (en) * 1991-10-09 1994-06-14 Telefonaktiebolaget L M Ericsson Diversity radio receiver automatic frequency control
GB2278257B (en) * 1993-05-05 1996-10-02 British Broadcasting Corp Receiving equipment for digital transmissions
US5471508A (en) * 1993-08-20 1995-11-28 Hitachi America, Ltd. Carrier recovery system using acquisition and tracking modes and automatic carrier-to-noise estimation
JP3041175B2 (ja) * 1993-11-12 2000-05-15 株式会社東芝 Ｏｆｄｍ同期復調回路
WO1995034149A1 (en) * 1994-06-02 1995-12-14 Amati Communications Corporation Method and apparatus for coordinating multi-point-to-point communications in a multi-tone data transmission system
US5627863A (en) * 1994-07-15 1997-05-06 Amati Communications Corporation Frame synchronization in multicarrier transmission systems
US5768323A (en) * 1994-10-13 1998-06-16 Westinghouse Electric Corporation Symbol synchronizer using modified early/punctual/late gate technique
US5640431A (en) * 1995-03-10 1997-06-17 Motorola, Inc. Method and apparatus for offset frequency estimation for a coherent receiver
US6125150A (en) * 1995-10-30 2000-09-26 The Board Of Trustees Of The Leland Stanford, Junior University Transmission system using code designed for transmission with periodic interleaving
US5828710A (en) * 1995-12-11 1998-10-27 Delco Electronics Corporation AFC frequency synchronization network
US5970093A (en) * 1996-01-23 1999-10-19 Tiernan Communications, Inc. Fractionally-spaced adaptively-equalized self-recovering digital receiver for amplitude-Phase modulated signals
CA2183140C (en) * 1996-08-12 2001-11-20 Grant Mcgibney Ofdm timing and frequency recovery system
US5818872A (en) * 1996-12-31 1998-10-06 Cirrus Logic, Inc. Timing offset error extraction method and apparatus
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
JP4015750B2 (ja) * 1998-05-14 2007-11-28 株式会社東芝 アクティブアレイアンテナシステム
US20020065047A1 (en) * 2000-11-30 2002-05-30 Moose Paul H. Synchronization, channel estimation and pilot tone tracking system
JP3576099B2 (ja) * 2000-12-22 2004-10-13 株式会社東芝 スマートアンテナを用いた受信装置、スマートアンテナを用いた受信方法及びビーム形成回路
EP1221794A1 (de) * 2001-01-05 2002-07-10 Alcatel Verfahren und Vorrichtung zur Bestimmung eines Taktfehlers in einem Mehrträgerübertragungssystem
US20030063678A1 (en) * 2001-08-21 2003-04-03 Crawford James A. OFDM pilot tone tracking to reduce performance loss due to frequency pulling and pushing
US7260054B2 (en) * 2002-05-30 2007-08-21 Denso Corporation SINR measurement method for OFDM communications systems

Also Published As

Publication number Publication date
IL125333A0 (en) 1999-03-12
AU8418798A (en) 1999-04-01
EP0903897B1 (de) 2001-10-31
JPH11163816A (ja) 1999-06-18
AU743588B2 (en) 2002-01-31
IL125333A (en) 2002-02-10
ES2164313T3 (es) 2002-02-16
JP4188466B2 (ja) 2008-11-26
DE69707872T2 (de) 2002-04-25
US6628738B1 (en) 2003-09-30
ATE208110T1 (de) 2001-11-15
US20040156441A1 (en) 2004-08-12
EP0903897A1 (de) 1999-03-24

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Owner name: ALCATEL LUCENT, PARIS, FR