DE3927580C2 - - Google Patents

Info

Publication number
DE3927580C2
DE3927580C2 DE3927580A DE3927580A DE3927580C2 DE 3927580 C2 DE3927580 C2 DE 3927580C2 DE 3927580 A DE3927580 A DE 3927580A DE 3927580 A DE3927580 A DE 3927580A DE 3927580 C2 DE3927580 C2 DE 3927580C2
Authority
DE
Germany
Prior art keywords
synchronous
bit pattern
window
signal
synchronous bit
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.)
Revoked
Application number
DE3927580A
Other languages
German (de)
English (en)
Other versions
DE3927580A1 (de
Inventor
Richard K. Los Altos Calif. Us Brush
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.)
Ampex Corp
Original Assignee
Ampex Corp
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 Ampex Corp filed Critical Ampex Corp
Publication of DE3927580A1 publication Critical patent/DE3927580A1/de
Application granted granted Critical
Publication of DE3927580C2 publication Critical patent/DE3927580C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/10—Arrangements for initial synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE3927580A 1988-08-24 1989-08-21 Schaltungsanordnung zur lokalisierung eines synchronmusters in einer digitalen datenfolge Granted DE3927580A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/235,869 US4879731A (en) 1988-08-24 1988-08-24 Apparatus and method for sync detection in digital data

Publications (2)

Publication Number Publication Date
DE3927580A1 DE3927580A1 (de) 1990-03-08
DE3927580C2 true DE3927580C2 (en, 2012) 1992-11-26

Family

ID=22887231

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3927580A Granted DE3927580A1 (de) 1988-08-24 1989-08-21 Schaltungsanordnung zur lokalisierung eines synchronmusters in einer digitalen datenfolge

Country Status (3)

Country Link
US (1) US4879731A (en, 2012)
JP (1) JPH02141972A (en, 2012)
DE (1) DE3927580A1 (en, 2012)

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US5058140A (en) * 1990-03-12 1991-10-15 International Business Machines Corporation Self-correcting serial baud/bit alignment
JPH0748725B2 (ja) * 1990-07-25 1995-05-24 日本電気株式会社 フレーム同期回路
DE69122338T2 (de) * 1990-08-03 1997-02-13 Canon Kk Synchronsignal-Detektorschaltung und dieselbe enthaltender Synchronsignal-Detektorapparat
JPH04257939A (ja) * 1991-02-13 1992-09-14 Tokyo Electric Co Ltd データ処理装置
US5416760A (en) * 1991-12-16 1995-05-16 Advanced Micro Devices, Inc. Recovery of data from optical data disk sectors having missing or defective synchronization information
US5715278A (en) * 1993-05-11 1998-02-03 Ericsson Inc. Standby power saving in mobile phones
US5588030A (en) * 1993-10-13 1996-12-24 Maxtor Corporation Apparatus and method for the synchronization of data in a bit stream
KR0147110B1 (ko) * 1995-02-23 1998-10-15 구자홍 디브이씨알의 동기신호검출장치
KR0136921B1 (ko) * 1995-02-23 1998-05-15 구자홍 다브이씨알(dvcr)의 역재생장치
US5598419A (en) * 1995-07-17 1997-01-28 National Semiconductor Corporation Dynamic synchronization code detection window
US5757869A (en) * 1995-07-28 1998-05-26 Adtran, Inc. Apparatus and method for detecting frame synchronization pattern/word in bit-stuffed digital data frame
US6298387B1 (en) * 1996-07-12 2001-10-02 Philips Electronics North America Corp System for detecting a data packet in a bitstream by storing data from the bitstream in a buffer and comparing data at different locations in the buffer to predetermined data
US6029208A (en) * 1996-10-09 2000-02-22 Samsung Electronics Co., Ltd. System for generating block address by replacing second count with second valid block address whenever sync is detected or symbol count is reached in one complete block
JPH10233745A (ja) * 1997-02-18 1998-09-02 Nec Corp 多重伝送方法およびシステム
JP3412448B2 (ja) * 1997-05-02 2003-06-03 Ｋｄｄｉ株式会社 データ信号受信同期追従方法及び装置
RU2173026C2 (ru) * 1997-05-10 2001-08-27 Самсунг Электроникс Ко., Лтд. Схема для задержки опорного сигнала синхронизации из приемного устройства глобальной спутниковой системы радиоопределения, способ одновременной передачи поискового вызова
US6580774B1 (en) * 1999-08-05 2003-06-17 Occam Networks Method and apparatus to perform cell synchronization in an asynchronous transfer mode network
US7231561B2 (en) * 2002-07-17 2007-06-12 Ltx Corporation Apparatus and method for data pattern alignment
JP3760902B2 (ja) * 2002-08-06 2006-03-29 ソニー株式会社 ディスク再生装置とディスク再生方法
US7606341B2 (en) * 2003-06-26 2009-10-20 International Business Machines Corporation Circuit for bit alignment in high speed multichannel data transmission
EP1492290A3 (en) 2003-06-26 2005-02-09 International Business Machines Corporation Bit alignment in multichannel data transmission
US7395517B2 (en) * 2005-09-20 2008-07-01 International Business Machines Corporation Data aligner in reconfigurable computing environment
CN101803269B (zh) * 2007-09-18 2013-01-09 兴和株式会社 串行数据通信系统及串行数据通信方法
RU2383104C2 (ru) * 2008-08-13 2010-02-27 Федеральное государственное унитарное предприятие "Калужский научно-исследовательский институт телемеханических устройств" Устройство кодовой цикловой синхронизации
US8379498B2 (en) * 2010-09-13 2013-02-19 Lsi Corporation Systems and methods for track to track phase alignment

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DE1183119B (de) * 1963-10-15 1964-12-10 Telefunken Patent Verfahren zur Datenuebertragung, bei dem die Information in einzelnen Bloecken uebertragen wird, deren Anfang durch jeweils vor Blockbeginn am Empfangsort eintreffende Synchronisiersignale gekennzeichnet wird
US3525813A (en) * 1966-05-09 1970-08-25 Lear Siegler Inc Automatic frame synchronizer for a sequential information system
US3509278A (en) * 1967-09-27 1970-04-28 Bell Telephone Labor Inc Synchronization of code systems
US3575554A (en) * 1968-04-16 1971-04-20 Communications Satellite Corp Frame synchronizer for a biorthogonal decoder
US3573634A (en) * 1968-09-04 1971-04-06 Bell Telephone Labor Inc Timing of regenerator and receiver apparatus for an unrestricted digital communication signal
US3654390A (en) * 1970-03-16 1972-04-04 Gen Electric Synchronizer for sequence generators
US3761891A (en) * 1971-03-18 1973-09-25 Siemens Ag Circuit arrangement for synchronizing transmitters and receivers in data transmission systems
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US3854011A (en) * 1973-09-24 1974-12-10 Gen Dynamics Corp Frame synchronization system for digital multiplexing systems
US3867579A (en) * 1973-12-21 1975-02-18 Bell Telephone Labor Inc Synchronization apparatus for a time division switching system
IT1006135B (it) * 1973-12-27 1976-09-30 Sits Soc It Telecom Siemens Disposizioni circuitale per la cor rezione dell errore di scorrimento nei sistemi di trasmissione dati utilizzanti codici ciclici
US3903371A (en) * 1974-07-01 1975-09-02 Bell Telephone Labor Inc Common control framing detector
JPS5917916B2 (ja) * 1975-12-26 1984-04-24 日本電気株式会社 イソウドウキソウチ
FR2377729A1 (fr) * 1977-01-14 1978-08-11 Thomson Csf Dispositif de decodage de signaux numeriques, et systeme comportant un tel dispositif
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DE2924922A1 (de) * 1979-06-20 1981-01-22 Siemens Ag Verfahren und schaltungsanordnung zur taktsynchronisierung bei der uebertragung von digitalen nachrichtensignalen
DE2930586A1 (de) * 1979-07-27 1981-02-12 Siemens Ag Schaltungsanordnung zur synchronisierung einer untergeordneten einrichtung, insbesondere einer digitalen teilnehmerstation, durch eine uebergeordnete einrichtung, insbesondere eine digitale vermittlungsstelle eines pcm-fernmeldenetzes
NL7905968A (nl) * 1979-08-03 1981-02-05 Philips Nv Werkwijze voor het detecteren van een digitaal code- woord en codedetector voor het uitvoeren van de werkwijze.
DE2951758C2 (de) * 1979-12-21 1984-04-19 Brown, Boveri & Cie Ag, 6800 Mannheim Datenübertragungsverfahren
US4298987A (en) * 1980-03-12 1981-11-03 The United States Of America As Represented By The Administrator, National Aeronautics And Space Administration Memory-based frame synchronizer
DE3019078C2 (de) * 1980-05-19 1982-08-26 Siemens Ag, 1000 Berlin Und 8000 Muenchen Synchronisiereinrichtung für ein Zeitmultiplexsystem
US4344180A (en) * 1980-06-19 1982-08-10 Bell Telephone Laboratories, Incorporated Redundant word frame synchronization circuit
JPS5720052A (en) * 1980-07-11 1982-02-02 Toshiba Corp Input data synchronizing circuit
GB2089178B (en) * 1980-11-18 1984-07-04 Sony Corp Digital signal processing
US4404542A (en) * 1980-12-05 1983-09-13 Rca Corporation Digital sequence detector
JPS58162152A (ja) * 1982-03-23 1983-09-26 Ricoh Co Ltd ル−プ伝送方式
JPS58162150A (ja) * 1982-03-23 1983-09-26 Ricoh Co Ltd フレ−ム同期方式
JPS58172046A (ja) * 1982-04-01 1983-10-08 Ricoh Co Ltd 非同期接続方式
JPS58177050A (ja) * 1982-04-09 1983-10-17 Ricoh Co Ltd 双方向通信方式
JPS58201446A (ja) * 1982-05-19 1983-11-24 Ricoh Co Ltd 直列通信方式
JPS58201445A (ja) * 1982-05-19 1983-11-24 Ricoh Co Ltd 並列通信方式
US4596026A (en) * 1983-05-09 1986-06-17 Raytheon Company Asynchronous data clock generator
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FR2563398B1 (fr) * 1984-04-20 1986-06-13 Bojarski Alain Procede et dispositif de recuperation du verrouillage de trame pour un mot de verrouillage de trame a bits repartis dans la trame
JPS60240238A (ja) * 1984-05-15 1985-11-29 Fujitsu Ltd 調歩同期信号のスリツプ回復方式
GB2159020B (en) * 1984-05-16 1987-11-18 Sony Corp Methods of and apparatus for use in decoding digital data
FR2568073B1 (fr) * 1984-07-20 1990-10-05 Telecommunications Sa Dispositif de perte et de reprise de verrouillage de trame pour un signal numerique.
DE3572277D1 (de) * 1984-08-17 1989-09-14 Cit Alcatel Frame synchronisation device
US4674088A (en) * 1985-03-07 1987-06-16 Northern Telecom Limited Method and apparatus for detecting frame synchronization
DE3540572A1 (de) * 1985-11-15 1987-05-21 Kabelmetal Electro Gmbh Verfahren zur synchronisation eines empfaengers bei der digitalen datenuebertragung
GB8609499D0 (en) * 1986-04-18 1986-05-21 Gen Electric Co Plc Digital transmission system
JPH06165560A (ja) * 1992-11-16 1994-06-10 Toshiba Corp 同期電動機の制御装置

Also Published As

Publication number Publication date
US4879731A (en) 1989-11-07
DE3927580A1 (de) 1990-03-08
JPH02141972A (ja) 1990-05-31

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation