FR2281028A1 - Coupleur a plusieurs etages a selection directe pour centre de distribution de programme - Google Patents

Coupleur a plusieurs etages a selection directe pour centre de distribution de programme

Info

Publication number
FR2281028A1
FR2281028A1 FR7508222A FR7508222A FR2281028A1 FR 2281028 A1 FR2281028 A1 FR 2281028A1 FR 7508222 A FR7508222 A FR 7508222A FR 7508222 A FR7508222 A FR 7508222A FR 2281028 A1 FR2281028 A1 FR 2281028A1
Authority
FR
France
Prior art keywords
users
television transmission
coupling
transmission lines
coupler
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.)
Granted
Application number
FR7508222A
Other languages
English (en)
Other versions
FR2281028B1 (fr
Inventor
Renato Cinti
Angelo Carrubba
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.)
Italtel SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
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 Societa Italiana Telecomunicazioni Siemens SpA filed Critical Societa Italiana Telecomunicazioni Siemens SpA
Publication of FR2281028A1 publication Critical patent/FR2281028A1/fr
Application granted granted Critical
Publication of FR2281028B1 publication Critical patent/FR2281028B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/10—Arrangements for replacing or switching information during the broadcast or the distribution
    • H04H20/103—Transmitter-side switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR7508222A 1974-08-01 1975-03-17 Coupleur a plusieurs etages a selection directe pour centre de distribution de programme Granted FR2281028A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2584174A IT1019765B (it) 1974-08-01 1974-08-01 Accoppiatore pluristadio a selezio ne diretta per centro di distribu zione programmi

Publications (2)

Publication Number Publication Date
FR2281028A1 true FR2281028A1 (fr) 1976-02-27
FR2281028B1 FR2281028B1 (fr) 1980-01-25

Family

ID=11217891

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508222A Granted FR2281028A1 (fr) 1974-08-01 1975-03-17 Coupleur a plusieurs etages a selection directe pour centre de distribution de programme

Country Status (3)

Country Link
BE (1) BE827122A (fr)
FR (1) FR2281028A1 (fr)
IT (1) IT1019765B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2668327A1 (fr) * 1990-10-17 1992-04-24 Telecommunications Sa Dispositif de commutation matriciel a large bande.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3458822A (en) * 1966-11-17 1969-07-29 Bell Telephone Labor Inc Clock pulse failure detector
FR2207399A1 (fr) * 1972-11-17 1974-06-14 Grundig Emv

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3458822A (en) * 1966-11-17 1969-07-29 Bell Telephone Labor Inc Clock pulse failure detector
FR2207399A1 (fr) * 1972-11-17 1974-06-14 Grundig Emv

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Revue DT 'Rundfunktechnische Mitteilungen', volume 18, No. 6, décembre 1974, pages 321 à 330, article 'Die Technische Anlagen für das Rechnergesteuerte Hörfunk-Dauerleitungsnetz der ARD' de GEERINGER (article présenté au '3 Fachtagung Hörrundfunk der Nachrichtentechnischen Gesellschaft in Düsseldorf', 27. au 29. novembre 1973) *
Revue FR 'Electronique Industrielle' décembre 1965, pages 533 - 537, article 'Montages de Commutation à Transistors' de SCHREIBER *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2668327A1 (fr) * 1990-10-17 1992-04-24 Telecommunications Sa Dispositif de commutation matriciel a large bande.

Also Published As

Publication number Publication date
IT1019765B (it) 1977-11-30
BE827122A (fr) 1975-07-16
FR2281028B1 (fr) 1980-01-25

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Legal Events

Date Code Title Description
ST Notification of lapse