FR2578130B1 - APPARATUS AND METHOD FOR OVERLAYING VIDEO IMAGES - Google Patents

APPARATUS AND METHOD FOR OVERLAYING VIDEO IMAGES

Info

Publication number
FR2578130B1
FR2578130B1 FR868602848A FR8602848A FR2578130B1 FR 2578130 B1 FR2578130 B1 FR 2578130B1 FR 868602848 A FR868602848 A FR 868602848A FR 8602848 A FR8602848 A FR 8602848A FR 2578130 B1 FR2578130 B1 FR 2578130B1
Authority
FR
France
Prior art keywords
video images
overlaying video
overlaying
images
video
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 - Lifetime
Application number
FR868602848A
Other languages
French (fr)
Other versions
FR2578130A1 (en
Inventor
Brian Astle
Gerald David Ripley
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.)
RCA Corp
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 FR2578130A1 publication Critical patent/FR2578130A1/en
Application granted granted Critical
Publication of FR2578130B1 publication Critical patent/FR2578130B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)
FR868602848A 1985-02-28 1986-02-28 APPARATUS AND METHOD FOR OVERLAYING VIDEO IMAGES Expired - Lifetime FR2578130B1 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2578130A1 FR2578130A1 (en) 1986-08-29
FR2578130B1 true FR2578130B1 (en) 1990-02-02

Family

ID=24840133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868602848A Expired - Lifetime FR2578130B1 (en) 1985-02-28 1986-02-28 APPARATUS AND METHOD FOR OVERLAYING 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
GB2220331B (en) * 1985-10-07 1990-09-12 Canon Kk Image processing system
JPS6282472A (en) * 1985-10-07 1987-04-15 Canon Inc Picture 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
WO1996020470A1 (en) * 1994-12-23 1996-07-04 Philips Electronics N.V. Single frame buffer image processing system
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
DE3606456A1 (en) 1986-09-04
JPH0581112B2 (en) 1993-11-11
GB2171875B (en) 1988-07-06
FR2578130A1 (en) 1986-08-29
GB2171875A (en) 1986-09-03
IT1188385B (en) 1988-01-07
KR860006890A (en) 1986-09-15
JPS61212172A (en) 1986-09-20
KR900005878B1 (en) 1990-08-13
DE3606456C2 (en) 1988-09-08
IT8619414A0 (en) 1986-02-14
GB8604013D0 (en) 1986-03-26
IT8619414A1 (en) 1987-08-14

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property