GB1156104A - Frame Synchronising Circuit for a Time Division Multiplex Communication System. - Google Patents

Frame Synchronising Circuit for a Time Division Multiplex Communication System.

Info

Publication number
GB1156104A
GB1156104A GB2698/68A GB269868A GB1156104A GB 1156104 A GB1156104 A GB 1156104A GB 2698/68 A GB2698/68 A GB 2698/68A GB 269868 A GB269868 A GB 269868A GB 1156104 A GB1156104 A GB 1156104A
Authority
GB
United Kingdom
Prior art keywords
time
stable
state
signal
division multiplex
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
GB2698/68A
Other languages
English (en)
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1156104A publication Critical patent/GB1156104A/en
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)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB2698/68A 1967-01-23 1968-01-18 Frame Synchronising Circuit for a Time Division Multiplex Communication System. Expired GB1156104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR92070A FR1518764A (fr) 1967-01-23 1967-01-23 Circuit de synchronisation des voies dans un réseau de transmission en modulation d'impulsions codées

Publications (1)

Publication Number Publication Date
GB1156104A true GB1156104A (en) 1969-06-25

Family

ID=8624214

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2698/68A Expired GB1156104A (en) 1967-01-23 1968-01-18 Frame Synchronising Circuit for a Time Division Multiplex Communication System.

Country Status (7)

Country Link
US (1) US3557314A (US08063081-20111122-C00102.png)
BE (1) BE710942A (US08063081-20111122-C00102.png)
CH (1) CH479987A (US08063081-20111122-C00102.png)
FR (1) FR1518764A (US08063081-20111122-C00102.png)
GB (1) GB1156104A (US08063081-20111122-C00102.png)
NL (1) NL6800921A (US08063081-20111122-C00102.png)
SE (1) SE343450B (US08063081-20111122-C00102.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825683A (en) * 1972-11-10 1974-07-23 Gte Automatic Electric Lab Inc Line variation compensation system for synchronized pcm digital switching
US3903371A (en) * 1974-07-01 1975-09-02 Bell Telephone Labor Inc Common control framing detector
US4010325A (en) * 1975-10-30 1977-03-01 Gte Automatic Electric Laboratories Incorporated Framing circuit for digital signals using evenly spaced alternating framing bits
DE2811851C2 (de) * 1978-03-17 1980-03-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Rahmensynchronisierung eines Zeitmultiplexsystems
US4451917A (en) * 1981-01-15 1984-05-29 Lynch Communication Systems, Inc. Method and apparatus for pulse train synchronization in PCM transceivers
US4507780A (en) * 1983-06-22 1985-03-26 Gte Automatic Electric Incorporated Digital span frame detection circuit
US6654375B1 (en) * 1998-12-24 2003-11-25 At&T Corp. Method and apparatus for time-profiling T-carrier framed service

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144515A (en) * 1959-10-20 1964-08-11 Nippon Electric Co Synchronization system in timedivision code transmission
NL278280A (US08063081-20111122-C00102.png) * 1961-05-10
FR1460682A (fr) * 1965-09-17 1966-01-07 Dispositif de prise de synchronisation pour systèmes de transmission à impulsions rythmiques binaires modulées

Also Published As

Publication number Publication date
CH479987A (fr) 1969-10-15
NL6800921A (US08063081-20111122-C00102.png) 1968-07-24
FR1518764A (fr) 1968-03-29
US3557314A (en) 1971-01-19
SE343450B (US08063081-20111122-C00102.png) 1972-03-06
BE710942A (US08063081-20111122-C00102.png) 1968-08-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee