IT1188385B - APPARATUS AND METHOD FOR OVERLAPPING VIDEO IMAGES - Google Patents

APPARATUS AND METHOD FOR OVERLAPPING VIDEO IMAGES

Info

Publication number
IT1188385B
IT1188385B IT19414/86A IT1941486A IT1188385B IT 1188385 B IT1188385 B IT 1188385B IT 19414/86 A IT19414/86 A IT 19414/86A IT 1941486 A IT1941486 A IT 1941486A IT 1188385 B IT1188385 B IT 1188385B
Authority
IT
Italy
Prior art keywords
video images
overlapping video
overlapping
images
video
Prior art date
Application number
IT19414/86A
Other languages
Italian (it)
Other versions
IT8619414A1 (en
IT8619414A0 (en
Inventor
Brian Astle
Gerald David Ripley
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/en
Publication of IT8619414A1 publication Critical patent/IT8619414A1/en
Application granted granted Critical
Publication of IT1188385B publication Critical patent/IT1188385B/en

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
IT19414/86A 1985-02-28 1986-02-14 APPARATUS AND METHOD FOR OVERLAPPING VIDEO IMAGES IT1188385B (en)

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 IT8619414A0 (en) 1986-02-14
IT8619414A1 IT8619414A1 (en) 1987-08-14
IT1188385B true IT1188385B (en) 1988-01-07

Family

ID=24840133

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19414/86A IT1188385B (en) 1985-02-28 1986-02-14 APPARATUS AND METHOD FOR OVERLAPPING VIDEO IMAGES

Country Status (6)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6282472A (en) * 1985-10-07 1987-04-15 Canon Inc Picture processing system
GB2220331B (en) * 1985-10-07 1990-09-12 Canon Kk Image processing system
JP2693457B2 (en) * 1987-10-26 1997-12-24 キヤノン株式会社 Image processing device
JP2758180B2 (en) * 1988-12-27 1998-05-28 株式会社東芝 Edge signal processing circuit
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
JP3818662B2 (en) * 1994-12-23 2006-09-06 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Image processing system having a single frame buffer
JP2812430B2 (en) * 1996-07-22 1998-10-22 キヤノン株式会社 Image coding method

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 (en) * 1976-04-14 1985-07-11 Robert Bosch Gmbh, 7000 Stuttgart System for switching between two color television signals
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 (en) * 1979-04-25 1980-10-28 Philips Nv TELEVISION KEY SIGNAL SWITCH.
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 (en) * 1982-11-16 1989-09-21 Dainippon Ink And Chemicals, Inc., Tokio/Tokyo Method and device for generating a combined image signal

Also Published As

Publication number Publication date
GB2171875B (en) 1988-07-06
JPH0581112B2 (en) 1993-11-11
FR2578130A1 (en) 1986-08-29
FR2578130B1 (en) 1990-02-02
JPS61212172A (en) 1986-09-20
IT8619414A1 (en) 1987-08-14
KR860006890A (en) 1986-09-15
GB8604013D0 (en) 1986-03-26
KR900005878B1 (en) 1990-08-13
IT8619414A0 (en) 1986-02-14
GB2171875A (en) 1986-09-03
DE3606456A1 (en) 1986-09-04
DE3606456C2 (en) 1988-09-08

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970226