NL7207252A - - Google Patents

Info

Publication number
NL7207252A
NL7207252A NL7207252A NL7207252A NL7207252A NL 7207252 A NL7207252 A NL 7207252A NL 7207252 A NL7207252 A NL 7207252A NL 7207252 A NL7207252 A NL 7207252A NL 7207252 A NL7207252 A NL 7207252A
Authority
NL
Netherlands
Application number
NL7207252A
Other versions
NL173587B (nl
NL173587C (nl
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 filed Critical
Publication of NL7207252A publication Critical patent/NL7207252A/xx
Publication of NL173587B publication Critical patent/NL173587B/nl
Application granted granted Critical
Publication of NL173587C publication Critical patent/NL173587C/nl

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)
  • Studio Circuits (AREA)
NLAANVRAGE7207252,A 1971-06-25 1972-05-29 Kleurenvideo-inrichting voor het invoegen van een voorgrondbeeldgedeelte in een achtergrondbeeld. NL173587C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7123302A FR2142820B1 (nl) 1971-06-25 1971-06-25

Publications (3)

Publication Number Publication Date
NL7207252A true NL7207252A (nl) 1972-12-28
NL173587B NL173587B (nl) 1983-09-01
NL173587C NL173587C (nl) 1984-02-01

Family

ID=9079347

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7207252,A NL173587C (nl) 1971-06-25 1972-05-29 Kleurenvideo-inrichting voor het invoegen van een voorgrondbeeldgedeelte in een achtergrondbeeld.

Country Status (7)

Country Link
US (1) US3764732A (nl)
BE (1) BE785043A (nl)
DE (1) DE2225993C3 (nl)
FR (1) FR2142820B1 (nl)
GB (1) GB1388288A (nl)
IT (1) IT962063B (nl)
NL (1) NL173587C (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021841A (en) * 1975-12-31 1977-05-03 Ralph Weinger Color video synthesizer with improved image control means
FR2448821A1 (fr) * 1979-02-12 1980-09-05 Telediffusion Fse Procede et systeme d'incrustation d'images en television en couleurs
US4374395A (en) * 1980-12-24 1983-02-15 Texas Instruments Incorporated Video system with picture information and logic signal multiplexing
GB8322552D0 (en) * 1983-08-22 1983-09-21 Crosfield Electronics Ltd Image processing system
DE4017878A1 (de) * 1990-06-02 1991-12-05 Broadcast Television Syst Verfahren und anordnung zur ableitung eines stanzsignals
JPH06141235A (ja) * 1992-10-22 1994-05-20 Sony Corp 映像信号処理装置
US5398075A (en) * 1993-11-19 1995-03-14 Intel Corporation Analog chroma keying on color data

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB501966A (en) * 1937-06-07 1939-03-07 Alan Dower Blumlein Improvements in or relating to television systems
US3595987A (en) * 1969-02-20 1971-07-27 Ass Motion Picture Tv Prod Electronic composite photography
AT303141B (de) * 1970-01-20 1972-11-10 Siemens Ag Anordnung zum Auswerten bestimmter Bildteile
US3678182A (en) * 1971-03-12 1972-07-18 Philips Broadcast Equip Chroma key circuit

Also Published As

Publication number Publication date
DE2225993A1 (de) 1973-01-11
FR2142820A1 (nl) 1973-02-02
DE2225993C3 (de) 1978-11-02
FR2142820B1 (nl) 1975-04-18
IT962063B (it) 1973-12-20
NL173587B (nl) 1983-09-01
DE2225993B2 (nl) 1974-03-28
US3764732A (en) 1973-10-09
BE785043A (fr) 1972-10-16
NL173587C (nl) 1984-02-01
GB1388288A (en) 1975-03-26

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee