IT8619414A0 - Apparato e metodo per la sovrapposizione di immagini video. - Google Patents

Apparato e metodo per la sovrapposizione di immagini video.

Info

Publication number
IT8619414A0
IT8619414A0 IT8619414A IT1941486A IT8619414A0 IT 8619414 A0 IT8619414 A0 IT 8619414A0 IT 8619414 A IT8619414 A IT 8619414A IT 1941486 A IT1941486 A IT 1941486A IT 8619414 A0 IT8619414 A0 IT 8619414A0
Authority
IT
Italy
Prior art keywords
video images
overlaying video
overlaying
images
video
Prior art date
Application number
IT8619414A
Other languages
English (en)
Other versions
IT8619414A1 (it
IT1188385B (it
Inventor
Astle Brian
David Ripley Gerald
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Publication of IT8619414A0 publication Critical patent/IT8619414A0/it
Publication of IT8619414A1 publication Critical patent/IT8619414A1/it
Application granted granted Critical
Publication of IT1188385B publication Critical patent/IT1188385B/it

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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/10—Mixing of images, i.e. displayed pixel being the result of an operation, e.g. adding, on the corresponding input pixels

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
IT19414/86A 1985-02-28 1986-02-14 Apparato e metodo per la sovrapposizione di immagini video IT1188385B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70704485A 1985-02-28 1985-02-28

Publications (3)

Publication Number Publication Date
IT8619414A0 true IT8619414A0 (it) 1986-02-14
IT8619414A1 IT8619414A1 (it) 1987-08-14
IT1188385B IT1188385B (it) 1988-01-07

Family

ID=24840133

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19414/86A IT1188385B (it) 1985-02-28 1986-02-14 Apparato e metodo per la sovrapposizione di immagini video

Country Status (6)

Country Link
JP (1) JPS61212172A (it)
KR (1) KR900005878B1 (it)
DE (1) DE3606456A1 (it)
FR (1) FR2578130B1 (it)
GB (1) GB2171875B (it)
IT (1) IT1188385B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2220331B (en) * 1985-10-07 1990-09-12 Canon Kk Image processing system
JPS6282472A (ja) * 1985-10-07 1987-04-15 Canon Inc 画像処理方法
JP2693457B2 (ja) * 1987-10-26 1997-12-24 キヤノン株式会社 画像処理装置
JP2758180B2 (ja) * 1988-12-27 1998-05-28 株式会社東芝 縁取り信号処理回路
GB2246933A (en) * 1990-06-13 1992-02-12 Rank Cintel Ltd Production of multi-layered video composite
MY108648A (en) * 1991-05-03 1996-10-31 Thomson Consumer Electronic S A A television system having an ultrablack video signal blanking level for an on-screen character display.
US5261030A (en) * 1991-07-24 1993-11-09 Hughes Training, Inc. Real-time digital computer graphics processing method and apparatus
US5243447A (en) * 1992-06-19 1993-09-07 Intel Corporation Enhanced single frame buffer display system
DE69535693T2 (de) * 1994-12-23 2009-01-22 Nxp B.V. Einzelrasterpufferbildverarbeitungssystem
JP2812430B2 (ja) * 1996-07-22 1998-10-22 キヤノン株式会社 画像符号化方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1131539A (en) * 1967-08-19 1968-10-23 Hanns H Wolff Television apparatus for synthesizing a combined display of a plurality of targets
GB1405881A (en) * 1971-08-07 1975-09-10 Image Analysing Computers Ltd Information selection in image analysis systems employing line scanning
US3989888A (en) * 1975-08-14 1976-11-02 Sarkes Tarzian, Inc. Horizontal and vertical soft edge video transition system with edge compression
DE2616593C2 (de) * 1976-04-14 1985-07-11 Robert Bosch Gmbh, 7000 Stuttgart System zur Umschaltung zwischen zwei Farbfernsehsignalen
JPS5423318A (en) * 1977-07-25 1979-02-21 Sony Corp Reduction system for crosstalk of wope screen
US4356511A (en) * 1978-05-23 1982-10-26 Sony Corporation Digital soft-edge video special effects generator
GB1605135A (en) * 1978-05-31 1982-02-10 Secretary Industry Brit Variable image display apparatus
US4293872A (en) * 1978-07-24 1981-10-06 Dr.-Ing. Rudolf Hell Gmbh Production of printing blocks or forms
US4183045A (en) * 1978-08-30 1980-01-08 Rca Corporation Chroma keying selector system
NL7903241A (nl) * 1979-04-25 1980-10-28 Philips Nv Televisie sleutelsignaalschakeling.
US4386363A (en) * 1981-04-10 1983-05-31 Ampex Corporation Chroma key switching signal generator
CA1187166A (en) * 1981-07-09 1985-05-14 Kaichi Yamamoto Digital chromakey apparatus
GB2113950B (en) * 1982-01-15 1986-10-01 Quantel Ltd Image composition system
DE3341371C2 (de) * 1982-11-16 1989-09-21 Dainippon Ink And Chemicals, Inc., Tokio/Tokyo Verfahren und Einrichtung zum Erzeugen eines kombinierten Bildsignals

Also Published As

Publication number Publication date
GB2171875A (en) 1986-09-03
JPH0581112B2 (it) 1993-11-11
FR2578130A1 (fr) 1986-08-29
GB8604013D0 (en) 1986-03-26
DE3606456C2 (it) 1988-09-08
KR860006890A (ko) 1986-09-15
IT8619414A1 (it) 1987-08-14
FR2578130B1 (fr) 1990-02-02
IT1188385B (it) 1988-01-07
GB2171875B (en) 1988-07-06
DE3606456A1 (de) 1986-09-04
JPS61212172A (ja) 1986-09-20
KR900005878B1 (ko) 1990-08-13

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970226