IT1046091B - Procedimento e disposizione circuitale per la generazione di segnali di commutazione da segnali video a colori codificati - Google Patents

Procedimento e disposizione circuitale per la generazione di segnali di commutazione da segnali video a colori codificati

Info

Publication number
IT1046091B
IT1046091B IT67695/75A IT6769575A IT1046091B IT 1046091 B IT1046091 B IT 1046091B IT 67695/75 A IT67695/75 A IT 67695/75A IT 6769575 A IT6769575 A IT 6769575A IT 1046091 B IT1046091 B IT 1046091B
Authority
IT
Italy
Prior art keywords
procedure
generation
signals
color video
coded color
Prior art date
Application number
IT67695/75A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1046091B publication Critical patent/IT1046091B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/74—Circuits for processing colour signals for obtaining special effects
    • H04N9/75—Chroma key

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
IT67695/75A 1974-03-22 1975-03-18 Procedimento e disposizione circuitale per la generazione di segnali di commutazione da segnali video a colori codificati IT1046091B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2413869A DE2413869C3 (de) 1974-03-22 1974-03-22 Verfahren zum Erzeugen von färbortabhängigen Schaltinformationen aus codierten Farbfernsehsignalen

Publications (1)

Publication Number Publication Date
IT1046091B true IT1046091B (it) 1980-06-30

Family

ID=5910870

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67695/75A IT1046091B (it) 1974-03-22 1975-03-18 Procedimento e disposizione circuitale per la generazione di segnali di commutazione da segnali video a colori codificati

Country Status (11)

Country Link
US (1) US4040086A (it)
JP (1) JPS5912075B2 (it)
AT (1) AT338349B (it)
AU (1) AU474693B2 (it)
CA (1) CA1033452A (it)
DE (1) DE2413869C3 (it)
ES (1) ES435813A1 (it)
FR (1) FR2265237B1 (it)
GB (1) GB1507063A (it)
IT (1) IT1046091B (it)
NL (1) NL7503178A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122490A (en) * 1976-11-09 1978-10-24 Lish Charles A Digital chroma-key circuitry
US4473838A (en) * 1982-10-15 1984-09-25 Central Dynamics Ltd. Digital color generator
EP0144462B1 (de) * 1983-12-14 1987-11-04 DR.-ING. RUDOLF HELL GmbH Verfahren und Einrichtung zur Herstellung von Farbauszügen für den Einzelfarbendruck
NL8902005A (nl) * 1988-09-15 1990-04-02 Samsung Electronics Co Ltd Kleurtoonsignaalgenerator voor een video-opmaakinrichting.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1266801B (de) * 1964-09-17 1968-04-25 Fernseh Gmbh Schaltungsanordnung zur phasenrichtigen Synchronisierung von raeumlich getrennt erzeugten Farbbildsignalgemischen
US3560638A (en) * 1968-04-22 1971-02-02 Central Dynamics Chroma deying system utilizing remote controlled chroma keyer
US3778542A (en) * 1970-11-30 1973-12-11 Technicolor Blue screen travelling matte system
USRE28021E (en) 1972-09-13 1974-05-28 Boxman etal chroma key circuit

Also Published As

Publication number Publication date
CA1033452A (en) 1978-06-20
DE2413869A1 (de) 1975-09-25
AT338349B (de) 1977-08-25
DE2413869C3 (de) 1978-05-03
FR2265237B1 (it) 1978-02-24
ES435813A1 (es) 1977-03-01
JPS5912075B2 (ja) 1984-03-21
JPS50133736A (it) 1975-10-23
NL7503178A (nl) 1975-09-24
US4040086A (en) 1977-08-02
AU474693B2 (en) 1976-07-29
ATA210875A (de) 1976-12-15
DE2413869B2 (de) 1977-09-08
AU7942175A (en) 1976-07-29
GB1507063A (en) 1978-04-12
FR2265237A1 (it) 1975-10-17

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