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FR2334252A1 - Effacement d'image de television - Google Patents

Effacement d'image de television

Info

Publication number
FR2334252A1
FR2334252A1 FR7636068A FR7636068A FR2334252A1 FR 2334252 A1 FR2334252 A1 FR 2334252A1 FR 7636068 A FR7636068 A FR 7636068A FR 7636068 A FR7636068 A FR 7636068A FR 2334252 A1 FR2334252 A1 FR 2334252A1
Authority
FR
France
Prior art keywords
television image
image deletion
deletion
television
image
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.)
Withdrawn
Application number
FR7636068A
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.)
PROWEST ELECTRONICS Ltd
Original Assignee
PROWEST ELECTRONICS Ltd
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 PROWEST ELECTRONICS Ltd filed Critical PROWEST ELECTRONICS Ltd
Publication of FR2334252A1 publication Critical patent/FR2334252A1/fr
Withdrawn legal-status Critical Current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
    • H04N5/272—Means for inserting a foreground image in a background image, i.e. inlay, outlay
    • H04N5/275—Generation of keying signals
    • 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
    • H04N5/265—Mixing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
FR7636068A 1975-12-01 1976-11-30 Effacement d'image de television Withdrawn FR2334252A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB49230/75A GB1566399A (en) 1975-12-01 1975-12-01 Television picture wiping

Publications (1)

Publication Number Publication Date
FR2334252A1 true FR2334252A1 (fr) 1977-07-01

Family

ID=10451625

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636068A Withdrawn FR2334252A1 (fr) 1975-12-01 1976-11-30 Effacement d'image de television

Country Status (6)

Country Link
US (1) US4101930A (fr)
JP (1) JPS5268316A (fr)
DE (1) DE2654010A1 (fr)
FR (1) FR2334252A1 (fr)
GB (1) GB1566399A (fr)
NL (1) NL7613295A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428360A1 (fr) * 1978-06-05 1980-01-04 Grass Valley Group Systeme de memoire a effets speciaux

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2725362C3 (de) * 1977-06-04 1980-08-28 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum Verarbeiten von Farbfernsehsignalen
US4218709A (en) * 1977-10-05 1980-08-19 Echolabs, Inc. Video switching system
JPS6031390B2 (ja) * 1978-05-12 1985-07-22 日本電気株式会社 特殊効果装置
JPS58156273A (ja) * 1982-03-11 1983-09-17 Hajime Sangyo Kk 画像情報のマスキング装置
NL8203282A (nl) * 1982-08-23 1984-03-16 Philips Nv Televisie-ontvanger met een schakeling voor het achtereenvolgens afstemmen van de ontvanger op verschillende frequenties.
JPS62230169A (ja) * 1986-03-31 1987-10-08 Toshiba Corp ワイプ波形選択装置
DE3900489C2 (de) * 1989-01-10 1996-04-04 Broadcast Television Syst Einrichtung zur Erzeugung von Steuersignalen für eine Videomischeinrichtung
US5379463A (en) * 1992-07-24 1995-01-10 Hubert Greenway Facial shield, particularly for protection from the sun
US5379464A (en) * 1992-07-24 1995-01-10 Schleger; Linda Facial shield, particularly for protection from the sun
US5633692A (en) * 1995-01-27 1997-05-27 The Estate Of Linda Schleger Facial protective wear, particularly for protection from the sun

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700792A (en) * 1969-12-04 1972-10-24 Computer Image Corp Computer animation generating system
DE2263177A1 (de) * 1971-12-28 1973-07-12 Kln Kretztechnik Gmbh Verfahren zur form darstellbaren informationen auf einem bildmonitor, insbesondere einem fernsehschirm

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3580993A (en) * 1968-09-27 1971-05-25 Diebold Inc Multiple camera superimposed message closed circuit television system
US3736377A (en) * 1971-05-10 1973-05-29 R Warren Multiple channel video switching system
US3825674A (en) * 1973-05-25 1974-07-23 Westinghouse Electric Corp Educational tv branching system
US3958232A (en) * 1974-06-14 1976-05-18 Hobrough Gilbert L Image transformation system with variable delay
US3891792A (en) * 1974-06-25 1975-06-24 Asahi Broadcasting Television character crawl display method and apparatus
US4011401A (en) * 1975-04-25 1977-03-08 Sarkes Tarzian, Inc. Special effects generator capable of repositioning image segments

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700792A (en) * 1969-12-04 1972-10-24 Computer Image Corp Computer animation generating system
DE2263177A1 (de) * 1971-12-28 1973-07-12 Kln Kretztechnik Gmbh Verfahren zur form darstellbaren informationen auf einem bildmonitor, insbesondere einem fernsehschirm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428360A1 (fr) * 1978-06-05 1980-01-04 Grass Valley Group Systeme de memoire a effets speciaux

Also Published As

Publication number Publication date
JPS5268316A (en) 1977-06-07
DE2654010A1 (de) 1977-06-08
GB1566399A (en) 1980-04-30
NL7613295A (nl) 1977-06-03
US4101930A (en) 1978-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse