FR2577736B1 - Systeme de synchronisation pour equipements de transmission numerique - Google Patents

Systeme de synchronisation pour equipements de transmission numerique

Info

Publication number
FR2577736B1
FR2577736B1 FR8502163A FR8502163A FR2577736B1 FR 2577736 B1 FR2577736 B1 FR 2577736B1 FR 8502163 A FR8502163 A FR 8502163A FR 8502163 A FR8502163 A FR 8502163A FR 2577736 B1 FR2577736 B1 FR 2577736B1
Authority
FR
France
Prior art keywords
transmission equipment
digital transmission
synchronization system
synchronization
digital
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
FR8502163A
Other languages
English (en)
Other versions
FR2577736A1 (fr
Inventor
Armand Jean Riou
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.)
Societe Anonyme de Telecommunications SAT
Original Assignee
Societe Anonyme de Telecommunications SAT
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 Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT
Priority to FR8502163A priority Critical patent/FR2577736B1/fr
Publication of FR2577736A1 publication Critical patent/FR2577736A1/fr
Application granted granted Critical
Publication of FR2577736B1 publication Critical patent/FR2577736B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
    • H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
    • H04N7/56—Synchronising systems therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
FR8502163A 1985-02-15 1985-02-15 Systeme de synchronisation pour equipements de transmission numerique Expired FR2577736B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8502163A FR2577736B1 (fr) 1985-02-15 1985-02-15 Systeme de synchronisation pour equipements de transmission numerique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8502163A FR2577736B1 (fr) 1985-02-15 1985-02-15 Systeme de synchronisation pour equipements de transmission numerique

Publications (2)

Publication Number Publication Date
FR2577736A1 FR2577736A1 (fr) 1986-08-22
FR2577736B1 true FR2577736B1 (fr) 1987-04-17

Family

ID=9316300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8502163A Expired FR2577736B1 (fr) 1985-02-15 1985-02-15 Systeme de synchronisation pour equipements de transmission numerique

Country Status (1)

Country Link
FR (1) FR2577736B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3795763A (en) * 1972-04-18 1974-03-05 Communications Satellite Corp Digital television transmission system
DE3230855A1 (de) * 1982-08-19 1984-02-23 ANT Nachrichtentechnik GmbH, 7150 Backnang Synchronisationsanordnung
DE3230943A1 (de) * 1982-08-20 1984-02-23 Ant Nachrichtentech System zur digitalen uebertragung von video- bzw. bildfernsprechsignalen
DE3237790A1 (de) * 1982-10-12 1984-04-12 Standard Elektrik Lorenz Ag, 7000 Stuttgart Digitales farbfernsehuebertragungssystem
US4724486A (en) * 1982-12-14 1988-02-09 Independent Broadcasting Authority Apparatus for deriving information signals for component television video signal reception
DE3303149C1 (de) * 1983-01-31 1984-04-05 Siemens AG, 1000 Berlin und 8000 München Anordnung zur Ableitung von Video-Taktfrequenzen aus einer in der PCM-Hierarchie auftretenden PCM-Taktfrequenz

Also Published As

Publication number Publication date
FR2577736A1 (fr) 1986-08-22

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse