CA1023812A - Dispositif de recherche automatique des elements caracteristiques d'une trame binaire a multiplexage de temps - Google Patents

Dispositif de recherche automatique des elements caracteristiques d'une trame binaire a multiplexage de temps

Info

Publication number
CA1023812A
CA1023812A CA191,126A CA191126A CA1023812A CA 1023812 A CA1023812 A CA 1023812A CA 191126 A CA191126 A CA 191126A CA 1023812 A CA1023812 A CA 1023812A
Authority
CA
Canada
Prior art keywords
clock
output
divider
gate
signal
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
Application number
CA191,126A
Other languages
English (en)
French (fr)
Inventor
Francois Augier De Cremiers
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 CIT SA
Original Assignee
Compagnie Industrielle de Telecommunication CIT 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 Compagnie Industrielle de Telecommunication CIT Alcatel SA filed Critical Compagnie Industrielle de Telecommunication CIT Alcatel SA
Application granted granted Critical
Publication of CA1023812A publication Critical patent/CA1023812A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal
    • H04J3/0608—Detectors therefor, e.g. correlators, state machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
CA191,126A 1973-02-12 1974-01-25 Dispositif de recherche automatique des elements caracteristiques d'une trame binaire a multiplexage de temps Expired CA1023812A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7304906A FR2217872B1 (de) 1973-02-12 1973-02-12

Publications (1)

Publication Number Publication Date
CA1023812A true CA1023812A (fr) 1978-01-03

Family

ID=9114695

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,126A Expired CA1023812A (fr) 1973-02-12 1974-01-25 Dispositif de recherche automatique des elements caracteristiques d'une trame binaire a multiplexage de temps

Country Status (9)

Country Link
US (1) US3883729A (de)
JP (1) JPS49114309A (de)
BE (1) BE810414A (de)
CA (1) CA1023812A (de)
DE (1) DE2404182A1 (de)
FR (1) FR2217872B1 (de)
GB (1) GB1453790A (de)
NL (1) NL7401909A (de)
SE (1) SE403021B (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5528580B2 (de) * 1974-06-13 1980-07-29
GB1477174A (en) * 1974-06-18 1977-06-22 Plessey Co Ltd Electrical circuit arrangements responsive to serial digital signals forming multibyte data-words
JPS5333402B2 (de) * 1974-07-05 1978-09-13
JPS5518085B2 (de) * 1974-08-14 1980-05-16
US4002845A (en) * 1975-03-26 1977-01-11 Digital Communications Corporation Frame synchronizer
US4064361A (en) * 1975-12-31 1977-12-20 Bell Telephone Laboratories, Incorporated Correlative timing recovery in digital data transmission systems
GB1572622A (en) * 1977-03-29 1980-07-30 Secr Defence Code synchronising apparatus
US4276651A (en) * 1977-09-06 1981-06-30 Motorola, Inc. Clock circuitry for a data communication system
JPS55107360A (en) * 1979-02-08 1980-08-18 Matsushita Electric Ind Co Ltd Detector for synchronizing signal
JPS55135450A (en) * 1979-04-10 1980-10-22 Mitsubishi Electric Corp Synchronous signal formation for digital transmission signal
IT1128766B (it) * 1980-04-04 1986-06-04 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la sincronizzazione di trama di un segnale di informazione supplementare trasmesso a divisione di livello
CA1184305A (en) * 1980-12-08 1985-03-19 Russell J. Campbell Error correcting code decoder
US4611336A (en) * 1984-02-21 1986-09-09 Calculagraph Company Frame synchronization for distributed framing pattern in electronic communication systems
JPS60212049A (ja) * 1984-04-06 1985-10-24 Nec Corp フレ−ム同期方式
US4701939A (en) * 1985-04-01 1987-10-20 General Electric Company Method and apparatus for obtaining reliable synchronization over a noisy channel
JPH0728280B2 (ja) * 1986-10-17 1995-03-29 富士通株式会社 多重マルチフレ−ム同期検出回路
WO1990013955A1 (fr) * 1989-04-28 1990-11-15 Anritsu Corporation Generateur de signaux et recepteur de signaux fondes sur un systeme de transmission multiplex synchrone
JPH0537511A (ja) * 1991-07-30 1993-02-12 Nec Corp ユニークワード検出回路
NZ251238A (en) * 1992-03-31 1995-07-26 Commw Of Australia Demultiplexer synchroniser: cross correlated sync bits summed
DE69427099T2 (de) * 1993-01-20 2001-11-08 Koninkl Philips Electronics Nv Übertragungssystem mit Taktrückgewinnung
JP2768287B2 (ja) * 1995-01-13 1998-06-25 日本電気株式会社 一致検出回路
US5539783A (en) * 1995-05-18 1996-07-23 Hazeltine Corporation Non-coherent synchronization signal detector
US5732352A (en) * 1995-09-29 1998-03-24 Motorola, Inc. Method and apparatus for performing handoff in a wireless communication system
US6404808B1 (en) 1998-03-24 2002-06-11 Tektronix, Inc. Period determination of sampled pseudo-random binary sequence generated signals
FI107673B (fi) 1999-09-28 2001-09-14 Nokia Multimedia Network Termi Menetelmä ja järjestelmä digitaaliseen signaaliin synkronoitumiseksi ja synkronoinnin säilyttämiseksi
US6781446B2 (en) * 2001-10-19 2004-08-24 Harris Corporation Method and apparatus for the detection and classification of signals utilizing known repeated training sequences
US8775707B2 (en) 2010-12-02 2014-07-08 Blackberry Limited Single wire bus system
US9479275B2 (en) 2012-06-01 2016-10-25 Blackberry Limited Multiformat digital audio interface
EP2856690B1 (de) 2012-06-01 2020-12-02 BlackBerry Limited Universelle synchronisationsmaschine auf der basis von probabilistischen verfahren zur blockierungsgewährleistung in mehrformatigen audiosystemen
US9461812B2 (en) * 2013-03-04 2016-10-04 Blackberry Limited Increased bandwidth encoding scheme
US9473876B2 (en) 2014-03-31 2016-10-18 Blackberry Limited Method and system for tunneling messages between two or more devices using different communication protocols
US20150349906A1 (en) * 2014-05-30 2015-12-03 Eric Joseph Christensen Scalable efficient framing for digital signals

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518415A (en) * 1965-12-27 1970-06-30 Itt Impulse correlation function generator
US3670151A (en) * 1970-06-05 1972-06-13 Us Navy Correlators using shift registers
US3701894A (en) * 1970-09-11 1972-10-31 Nasa Apparatus for deriving synchronizing pulses from pulses in a single channel pcm communications system
US3792245A (en) * 1972-08-21 1974-02-12 Massachusetts Inst Technology Double-scaled autocorrelator

Also Published As

Publication number Publication date
DE2404182A1 (de) 1974-08-15
FR2217872A1 (de) 1974-09-06
BE810414A (fr) 1974-07-31
GB1453790A (en) 1976-10-27
SE403021B (sv) 1978-07-24
FR2217872B1 (de) 1976-05-14
US3883729A (en) 1975-05-13
NL7401909A (de) 1974-08-14
JPS49114309A (de) 1974-10-31

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