ATE68929T1 - Bildwiederholspeicher fuer spezialeffekte. - Google Patents

Bildwiederholspeicher fuer spezialeffekte.

Info

Publication number
ATE68929T1
ATE68929T1 AT86902694T AT86902694T ATE68929T1 AT E68929 T1 ATE68929 T1 AT E68929T1 AT 86902694 T AT86902694 T AT 86902694T AT 86902694 T AT86902694 T AT 86902694T AT E68929 T1 ATE68929 T1 AT E68929T1
Authority
AT
Austria
Prior art keywords
field
special effects
frame memory
recirculated
interpolators
Prior art date
Application number
AT86902694T
Other languages
English (en)
Inventor
John F Bloomfield
David E Trytko
Original Assignee
Ampex
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 filed Critical Ampex
Application granted granted Critical
Publication of ATE68929T1 publication Critical patent/ATE68929T1/de

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)
  • Picture Signal Circuits (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Image Analysis (AREA)
  • Television Systems (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Display Devices Of Pinball Game Machines (AREA)
  • Dram (AREA)
  • Saccharide Compounds (AREA)
  • Processing Of Color Television Signals (AREA)
AT86902694T 1985-04-12 1986-04-11 Bildwiederholspeicher fuer spezialeffekte. ATE68929T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US72253285A 1985-04-12 1985-04-12
PCT/US1986/000733 WO1986006233A1 (en) 1985-04-12 1986-04-11 A recirculating special effects video framestore
EP86902694A EP0221926B1 (de) 1985-04-12 1986-04-11 Bildwiederholspeicher für spezialeffekte

Publications (1)

Publication Number Publication Date
ATE68929T1 true ATE68929T1 (de) 1991-11-15

Family

ID=24902245

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86902694T ATE68929T1 (de) 1985-04-12 1986-04-11 Bildwiederholspeicher fuer spezialeffekte.

Country Status (6)

Country Link
EP (3) EP0424995B1 (de)
JP (2) JP2751927B2 (de)
AT (1) ATE68929T1 (de)
AU (2) AU593812B2 (de)
DE (3) DE3688579T2 (de)
WO (2) WO1986006234A1 (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
US4689681A (en) * 1986-10-24 1987-08-25 The Grass Valley Group, Inc. Television special effects system
US4689682A (en) * 1986-10-24 1987-08-25 The Grass Valley Group, Inc. Method and apparatus for carrying out television special effects
JP2950423B2 (ja) * 1987-03-27 1999-09-20 アムペックス コーポレーション 再循還ビデオ結合及び出力結合を備えたビデオ効果方式
US5005080A (en) * 1987-05-15 1991-04-02 Pioneer Electronic Corporation Method and apparatus of image processing
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
WO1986006234A1 (en) 1986-10-23
EP0221926A4 (de) 1987-09-02
EP0217938A1 (de) 1987-04-15
AU5777686A (en) 1986-11-05
EP0221926A1 (de) 1987-05-20
JPS62502792A (ja) 1987-10-22
DE3682161D1 (de) 1991-11-28
WO1986006233A1 (en) 1986-10-23
EP0424995B1 (de) 1996-03-20
EP0217938B1 (de) 1993-06-16
JP2751927B2 (ja) 1998-05-18
EP0424995A3 (de) 1991-05-08
EP0217938A4 (de) 1987-08-10
EP0221926B1 (de) 1991-10-23
AU593812B2 (en) 1990-02-22
EP0424995A2 (de) 1991-05-02
AU599911B2 (en) 1990-08-02
AU5771386A (en) 1986-11-05
JPS62502650A (ja) 1987-10-08
DE3688579D1 (de) 1993-07-22
DE3688579T2 (de) 1993-09-23
DE3650502D1 (de) 1996-04-25

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties