GB2171875B - Superimposing video images - Google Patents
Superimposing video imagesInfo
- Publication number
- GB2171875B GB2171875B GB08604013A GB8604013A GB2171875B GB 2171875 B GB2171875 B GB 2171875B GB 08604013 A GB08604013 A GB 08604013A GB 8604013 A GB8604013 A GB 8604013A GB 2171875 B GB2171875 B GB 2171875B
- Authority
- GB
- United Kingdom
- Prior art keywords
- video images
- superimposing video
- superimposing
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70704485A | 1985-02-28 | 1985-02-28 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8604013D0 GB8604013D0 (en) | 1986-03-26 |
GB2171875A GB2171875A (en) | 1986-09-03 |
GB2171875B true GB2171875B (en) | 1988-07-06 |
Family
ID=24840133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08604013A Expired GB2171875B (en) | 1985-02-28 | 1986-02-18 | Superimposing video images |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS61212172A (ja) |
KR (1) | KR900005878B1 (ja) |
DE (1) | DE3606456A1 (ja) |
FR (1) | FR2578130B1 (ja) |
GB (1) | GB2171875B (ja) |
IT (1) | IT1188385B (ja) |
Families Citing this family (10)
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 |
EP0746840B1 (en) * | 1994-12-23 | 2008-01-23 | Nxp B.V. | Single frame buffer image processing system |
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)
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 |
-
1986
- 1986-02-14 IT IT19414/86A patent/IT1188385B/it active
- 1986-02-18 GB GB08604013A patent/GB2171875B/en not_active Expired
- 1986-02-22 KR KR1019860001249A patent/KR900005878B1/ko not_active IP Right Cessation
- 1986-02-27 DE DE19863606456 patent/DE3606456A1/de active Granted
- 1986-02-27 JP JP61043891A patent/JPS61212172A/ja active Granted
- 1986-02-28 FR FR868602848A patent/FR2578130B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR860006890A (ko) | 1986-09-15 |
IT8619414A0 (it) | 1986-02-14 |
KR900005878B1 (ko) | 1990-08-13 |
DE3606456A1 (de) | 1986-09-04 |
DE3606456C2 (ja) | 1988-09-08 |
JPS61212172A (ja) | 1986-09-20 |
FR2578130A1 (fr) | 1986-08-29 |
FR2578130B1 (fr) | 1990-02-02 |
GB2171875A (en) | 1986-09-03 |
IT8619414A1 (it) | 1987-08-14 |
JPH0581112B2 (ja) | 1993-11-11 |
GB8604013D0 (en) | 1986-03-26 |
IT1188385B (it) | 1988-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 20060217 |