DE68905835T2 - Geraet zur erzeugung eines videosignals, welches einen bereich mit raeumlich veraenderlicher faerbung darstellt. - Google Patents

Geraet zur erzeugung eines videosignals, welches einen bereich mit raeumlich veraenderlicher faerbung darstellt.

Info

Publication number
DE68905835T2
DE68905835T2 DE8989300958T DE68905835T DE68905835T2 DE 68905835 T2 DE68905835 T2 DE 68905835T2 DE 8989300958 T DE8989300958 T DE 8989300958T DE 68905835 T DE68905835 T DE 68905835T DE 68905835 T2 DE68905835 T2 DE 68905835T2
Authority
DE
Germany
Prior art keywords
generating
area
video signal
spatially variable
variable coloring
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 - Fee Related
Application number
DE8989300958T
Other languages
English (en)
Other versions
DE68905835D1 (de
Inventor
Richard A Jackson
John Abt
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.)
Grass Valley Group Inc
Original Assignee
Grass Valley Group Inc
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 Grass Valley Group Inc filed Critical Grass Valley Group Inc
Publication of DE68905835D1 publication Critical patent/DE68905835D1/de
Application granted granted Critical
Publication of DE68905835T2 publication Critical patent/DE68905835T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N5/265—Mixing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
DE8989300958T 1988-02-01 1989-02-01 Geraet zur erzeugung eines videosignals, welches einen bereich mit raeumlich veraenderlicher faerbung darstellt. Expired - Fee Related DE68905835T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/150,598 US4823183A (en) 1988-02-01 1988-02-01 Video mixer with multicolor boarder

Publications (2)

Publication Number Publication Date
DE68905835D1 DE68905835D1 (de) 1993-05-13
DE68905835T2 true DE68905835T2 (de) 1993-09-02

Family

ID=22535233

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989300958T Expired - Fee Related DE68905835T2 (de) 1988-02-01 1989-02-01 Geraet zur erzeugung eines videosignals, welches einen bereich mit raeumlich veraenderlicher faerbung darstellt.

Country Status (5)

Country Link
US (1) US4823183A (de)
EP (1) EP0327333B1 (de)
JP (1) JP2879444B2 (de)
AU (2) AU606490B2 (de)
DE (1) DE68905835T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805022A (en) * 1988-02-19 1989-02-14 The Grass Valley Group, Inc. Digital wipe generator
US4954898A (en) * 1988-05-07 1990-09-04 Sony Corporation Wipe pattern generator
US4873568A (en) * 1988-09-19 1989-10-10 The Grass Valley Group, Inc. Digital video effects apparatus
US4963977A (en) * 1988-12-21 1990-10-16 The Grass Valley Group, Inc. Apparatus for generating a video signal representing a field of spatially varying color
US5053762A (en) * 1989-04-28 1991-10-01 Microtime, Inc. Page turn simulator
US5287187A (en) * 1989-05-15 1994-02-15 Canon Kabushiki Kaisha Video signal processing apparatus displaying image and process information
KR940002656Y1 (ko) * 1989-05-26 1994-04-22 삼성전자 주식회사 디지탈 vcr의 동기 신호 공유회로
US5146333A (en) * 1989-10-06 1992-09-08 The Grass Valley Group, Inc. Self keyer with pre-emphasized fill video
US5459823A (en) * 1990-07-05 1995-10-17 Canon Kabushiki Kaisha Graphics engine for true colour 2D graphics
US5905539A (en) * 1990-09-24 1999-05-18 Tektronix, Inc. Method and apparatus for generating a wipe solid
US5194952A (en) * 1991-03-28 1993-03-16 Abekas Video Systems, Inc. Video processing system having improved transition control and display
DE69216207T2 (de) * 1991-10-30 1997-04-17 Fujitsu Ltd Farbeinstellung zur Glättung der Grenzen zwischen Farbbildern
US5305108A (en) * 1992-07-02 1994-04-19 Ampex Systems Corporation Switcher mixer priority architecture
JPH06292077A (ja) * 1993-03-30 1994-10-18 Sony Corp 特殊効果装置
JPH09252429A (ja) * 1996-03-18 1997-09-22 Nippon Television Network Corp 画像置換システム、及び画像置換方法
GB2348765B (en) * 1999-04-09 2003-07-30 Sony Uk Ltd Signal generator
GB2348771B (en) * 1999-04-09 2003-07-16 Sony Uk Ltd Generating multiple ramps
US6473132B1 (en) 1999-09-09 2002-10-29 Media 100 Inc. Method and apparatus for effecting video transitions
US6243143B1 (en) 1999-09-21 2001-06-05 Media 100 Inc. Effecting video transitions between video streams
US6362854B1 (en) 1999-11-16 2002-03-26 Media 100 Inc. Effecting video transitions between video streams with a border
DE10330337A1 (de) 2002-09-13 2004-03-18 Thomson Licensing S.A. Verfahren und Einrichtung zur Erzeugung eines Videoeffektes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028727A (en) * 1976-05-07 1977-06-07 Central Dynamics Ltd. Mix/effects switch arrangement and mix/effects switching system
US4121253A (en) * 1976-08-20 1978-10-17 Vital Industries, Inc. Video special effects generator
GB1556811A (en) * 1977-05-25 1979-11-28 British Broadcasting Corp Colous television
JPS56771A (en) * 1979-06-15 1981-01-07 Clarion Co Ltd Data transmission system
US4319266A (en) * 1979-09-04 1982-03-09 The Grass Valley Group, Inc. Chroma keying system
JPS60139377A (ja) * 1983-12-27 1985-07-24 Hakko Co Ltd 管内面の補修方式
JPS60139377U (ja) * 1984-02-25 1985-09-14 ソニー株式会社 映像信号ミツクス回路
GB2158319A (en) * 1984-04-26 1985-11-06 Philips Electronic Associated A method of and apparatus for generating colour matte signals
JPS60232787A (ja) * 1984-05-02 1985-11-19 Matsushita Electric Ind Co Ltd 画像合成装置
DE3682353D1 (de) * 1985-03-15 1991-12-12 Ampex Anordnung und verfahren zur erzeugung verschiedener videowischraender.
US4698666A (en) * 1985-07-12 1987-10-06 The Grass Valley Group, Inc. Video key glow and border generator
CA1309768C (en) * 1986-03-06 1992-11-03 Richard A. Jackson Apparatus for combining video signals
US4771192A (en) * 1986-11-14 1988-09-13 The Grass Valley Group, Inc. Digital clip and gain circuit

Also Published As

Publication number Publication date
JP2879444B2 (ja) 1999-04-05
DE68905835D1 (de) 1993-05-13
EP0327333A1 (de) 1989-08-09
JPH01218180A (ja) 1989-08-31
US4823183A (en) 1989-04-18
AU620741B2 (en) 1992-02-20
AU6581790A (en) 1991-01-24
AU2764488A (en) 1989-08-03
AU606490B2 (en) 1991-02-07
EP0327333B1 (de) 1993-04-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee