DE3688579D1 - Vorrichtung und verfahren zum verarbeiten von frueher verarbeiteten videosignalen. - Google Patents

Vorrichtung und verfahren zum verarbeiten von frueher verarbeiteten videosignalen.

Info

Publication number
DE3688579D1
DE3688579D1 DE8686902695T DE3688579T DE3688579D1 DE 3688579 D1 DE3688579 D1 DE 3688579D1 DE 8686902695 T DE8686902695 T DE 8686902695T DE 3688579 T DE3688579 T DE 3688579T DE 3688579 D1 DE3688579 D1 DE 3688579D1
Authority
DE
Germany
Prior art keywords
field
video signals
processed video
previously processed
processing previously
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
DE8686902695T
Other languages
English (en)
Other versions
DE3688579T2 (de
Inventor
John Bloomfield
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.)
Ampex Corp
Original Assignee
Ampex Corp
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 Ampex Corp filed Critical Ampex Corp
Application granted granted Critical
Publication of DE3688579D1 publication Critical patent/DE3688579D1/de
Publication of DE3688579T2 publication Critical patent/DE3688579T2/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
    • H04N5/272—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
    • H04N5/2625—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 for obtaining an image which is composed of images from a temporal image sequence, e.g. for a stroboscopic effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
  • Television Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Image Analysis (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Saccharide Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Display Devices Of Pinball Game Machines (AREA)
  • Processing Of Color Television Signals (AREA)
  • Dram (AREA)
DE8686902695T 1985-04-12 1986-04-11 Vorrichtung und verfahren zum verarbeiten von frueher verarbeiteten videosignalen. Expired - Fee Related DE3688579T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72253285A 1985-04-12 1985-04-12
PCT/US1986/000734 WO1986006234A1 (en) 1985-04-12 1986-04-11 Apparatus and method for processing previously processed video signals

Publications (2)

Publication Number Publication Date
DE3688579D1 true DE3688579D1 (de) 1993-07-22
DE3688579T2 DE3688579T2 (de) 1993-09-23

Family

ID=24902245

Family Applications (3)

Application Number Title Priority Date Filing Date
DE8686902694T Expired - Lifetime DE3682161D1 (de) 1985-04-12 1986-04-11 Bildwiederholspeicher fuer spezialeffekte.
DE3650502T Expired - Lifetime DE3650502D1 (de) 1985-04-12 1986-04-11 Bildwiederholspeicher für Spezialeffekte
DE8686902695T Expired - Fee Related DE3688579T2 (de) 1985-04-12 1986-04-11 Vorrichtung und verfahren zum verarbeiten von frueher verarbeiteten videosignalen.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE8686902694T Expired - Lifetime DE3682161D1 (de) 1985-04-12 1986-04-11 Bildwiederholspeicher fuer spezialeffekte.
DE3650502T Expired - Lifetime DE3650502D1 (de) 1985-04-12 1986-04-11 Bildwiederholspeicher für Spezialeffekte

Country Status (6)

Country Link
EP (3) EP0221926B1 (de)
JP (2) JPS62502792A (de)
AT (1) ATE68929T1 (de)
AU (2) AU599911B2 (de)
DE (3) DE3682161D1 (de)
WO (2) WO1986006233A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4752826A (en) * 1986-10-20 1988-06-21 The Grass Valley Group, Inc. Intra-field recursive interpolator
US4689682A (en) * 1986-10-24 1987-08-25 The Grass Valley Group, Inc. Method and apparatus for carrying out television special effects
US4689681A (en) * 1986-10-24 1987-08-25 The Grass Valley Group, Inc. Television special effects system
EP0307471B1 (de) * 1987-03-27 1995-05-24 Ampex Systems Corporation Videoeffektsystem mit videowiederholmischung und ausgangsmischung
DE3886814T2 (de) * 1987-05-15 1994-04-28 Pioneer Electronic Corp Verfahren und Einrichtung zur Bildverarbeitung.
US5101197A (en) * 1988-08-17 1992-03-31 In Focus Systems, Inc. Electronic transparency method and apparatus
DE3842977C2 (de) * 1988-12-21 1996-03-28 Broadcast Television Syst Mischeinrichtung für Videosignale
GB9019164D0 (en) * 1990-09-03 1990-10-17 Questech Ltd Improvements in and relating to the processing of video image signals
JP3038878B2 (ja) * 1990-10-25 2000-05-08 ソニー株式会社 特殊効果装置
GB9109999D0 (en) * 1991-05-09 1991-07-03 Quantel Ltd Improvements in or relating to keying systems and methods for television image processing
FR2784533B1 (fr) 1998-10-09 2001-03-09 St Microelectronics Sa Procede et circuit d'amelioration du chromatisme des elements d'image incrustes sur une image video

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499982A (en) * 1966-08-15 1970-03-10 Bell Telephone Labor Inc Television receiver to produce a sequentially displayed picture from a conventional interlaced video signal
US3728479A (en) * 1971-10-01 1973-04-17 Gen Electric Logic control for video processing in program switchers
GB1594341A (en) * 1976-10-14 1981-07-30 Micro Consultants Ltd Picture information processing system for television
GB1595964A (en) * 1977-03-17 1981-08-19 Micro Consultants Ltd Tv Special effects generator
US4168510A (en) * 1978-01-16 1979-09-18 Cbs Inc. Television system for displaying and recording paths of motion
JPS54151322A (en) * 1978-05-19 1979-11-28 Tokyo Hoso:Kk Storoboscopic effect generator for television
US4233631A (en) * 1978-10-04 1980-11-11 Cbs Inc. Television system for displaying and recording paths of motion
GB2063616B (en) * 1979-11-16 1984-06-20 Quantel Ltd Multiple picture image manipulation
JPS5776980A (en) * 1980-10-29 1982-05-14 Matsushita Electric Ind Co Ltd Picture synthesizer
CA1187166A (en) * 1981-07-09 1985-05-14 Kaichi Yamamoto Digital chromakey apparatus
JPS589476A (ja) * 1981-07-09 1983-01-19 Sony Corp キー信号調整装置
US4400719A (en) * 1981-09-08 1983-08-23 Rca Corporation Television display system with reduced line-scan artifacts
JPS5846783A (ja) * 1981-09-12 1983-03-18 Sony Corp クロマキ−装置
US4470125A (en) * 1981-11-09 1984-09-04 Rca Corporation Multiplier for digital video signals using a cascade of signal-selectable memories
US4420770A (en) * 1982-04-05 1983-12-13 Thomson-Csf Broadcast, Inc. Video background generation system
JPS6031364A (ja) * 1983-07-30 1985-02-18 Sony Corp ミキシング装置
US4771275A (en) * 1983-11-16 1988-09-13 Eugene Sanders Method and apparatus for assigning color values to bit map memory display locations
AU3475184A (en) * 1983-11-29 1985-06-06 Tandy Corp. High resolution video graphics system
ES8707639A1 (es) * 1984-03-23 1986-06-16 Rca Corp Una instalacion de memoria para almacenar senales de video, preferiblemente senales de cuadro de video
US4758892A (en) * 1984-04-27 1988-07-19 Ampex Corporation System for producing a video combine from multiple video images

Also Published As

Publication number Publication date
AU5771386A (en) 1986-11-05
ATE68929T1 (de) 1991-11-15
AU5777686A (en) 1986-11-05
WO1986006234A1 (en) 1986-10-23
EP0424995A2 (de) 1991-05-02
DE3688579T2 (de) 1993-09-23
EP0217938A1 (de) 1987-04-15
DE3682161D1 (de) 1991-11-28
EP0424995B1 (de) 1996-03-20
AU599911B2 (en) 1990-08-02
EP0221926A1 (de) 1987-05-20
WO1986006233A1 (en) 1986-10-23
JPS62502650A (ja) 1987-10-08
JP2751927B2 (ja) 1998-05-18
EP0217938A4 (de) 1987-08-10
EP0221926B1 (de) 1991-10-23
EP0221926A4 (de) 1987-09-02
AU593812B2 (en) 1990-02-22
EP0217938B1 (de) 1993-06-16
JPS62502792A (ja) 1987-10-22
EP0424995A3 (de) 1991-05-08
DE3650502D1 (de) 1996-04-25

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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