DE3751262D1 - Verarbeitungsschaltung für Videosignale. - Google Patents
Verarbeitungsschaltung für Videosignale.Info
- Publication number
- DE3751262D1 DE3751262D1 DE3751262T DE3751262T DE3751262D1 DE 3751262 D1 DE3751262 D1 DE 3751262D1 DE 3751262 T DE3751262 T DE 3751262T DE 3751262 T DE3751262 T DE 3751262T DE 3751262 D1 DE3751262 D1 DE 3751262D1
- Authority
- DE
- Germany
- Prior art keywords
- processing circuit
- video signals
- video
- signals
- circuit
- 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 - Fee Related
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
-
- 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
- H04N5/265—Mixing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Circuits (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83694586A | 1986-03-06 | 1986-03-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3751262D1 true DE3751262D1 (de) | 1995-05-24 |
DE3751262T2 DE3751262T2 (de) | 1995-12-21 |
Family
ID=25273108
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873785871 Expired - Fee Related DE3785871T2 (de) | 1986-03-06 | 1987-03-05 | Vorrichtung zur Kombination von Videosignalen. |
DE19873751262 Expired - Fee Related DE3751262T2 (de) | 1986-03-06 | 1987-03-05 | Verarbeitungsschaltung für Videosignale. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873785871 Expired - Fee Related DE3785871T2 (de) | 1986-03-06 | 1987-03-05 | Vorrichtung zur Kombination von Videosignalen. |
Country Status (4)
Country | Link |
---|---|
EP (2) | EP0236943B1 (de) |
JP (1) | JPH0771220B2 (de) |
CA (1) | CA1309768C (de) |
DE (2) | DE3785871T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1310771C (en) * | 1987-05-18 | 1992-11-24 | Ivan J. Maltz | Video compositing using a software linear keyer |
US4823183A (en) * | 1988-02-01 | 1989-04-18 | The Grass Valley Group, Inc. | Video mixer with multicolor boarder |
US4873568A (en) * | 1988-09-19 | 1989-10-10 | The Grass Valley Group, Inc. | Digital video effects apparatus |
DE3842977C2 (de) * | 1988-12-21 | 1996-03-28 | Broadcast Television Syst | Mischeinrichtung für Videosignale |
DE3842978C2 (de) * | 1988-12-21 | 1996-04-11 | Broadcast Television Syst | Mischeinrichtung für Videosignale |
US4947254A (en) * | 1989-04-27 | 1990-08-07 | The Grass Valley Group, Inc. | Layered mix effects switcher architecture |
EP0498647A3 (en) * | 1991-02-11 | 1993-08-25 | Ampex Corporation | Keyed, true-transparency image information combine |
GB9109999D0 (en) * | 1991-05-09 | 1991-07-03 | Quantel Ltd | Improvements in or relating to keying systems and methods for television image processing |
US5351067A (en) * | 1991-07-22 | 1994-09-27 | International Business Machines Corporation | Multi-source image real time mixing and anti-aliasing |
JP3198656B2 (ja) * | 1992-08-31 | 2001-08-13 | ソニー株式会社 | 映像信号合成装置およびその方法 |
JPH06141235A (ja) * | 1992-10-22 | 1994-05-20 | Sony Corp | 映像信号処理装置 |
JP3301679B2 (ja) * | 1994-12-07 | 2002-07-15 | 松下電器産業株式会社 | 映像合成回路 |
DE10236338A1 (de) * | 2002-08-08 | 2004-02-19 | Bts Media Solutions Gmbh | Einrichtung zum Mischen von Videosignalen |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60139377U (ja) * | 1984-02-25 | 1985-09-14 | ソニー株式会社 | 映像信号ミツクス回路 |
GB8405947D0 (en) * | 1984-03-07 | 1984-04-11 | Quantel Ltd | Video signal processing systems |
US4758892A (en) * | 1984-04-27 | 1988-07-19 | Ampex Corporation | System for producing a video combine from multiple video images |
EP0221926B1 (de) * | 1985-04-12 | 1991-10-23 | Ampex Corporation | Bildwiederholspeicher für spezialeffekte |
-
1987
- 1987-02-05 CA CA000529089A patent/CA1309768C/en not_active Expired - Fee Related
- 1987-02-27 JP JP62045074A patent/JPH0771220B2/ja not_active Expired - Lifetime
- 1987-03-05 DE DE19873785871 patent/DE3785871T2/de not_active Expired - Fee Related
- 1987-03-05 DE DE19873751262 patent/DE3751262T2/de not_active Expired - Fee Related
- 1987-03-05 EP EP87103109A patent/EP0236943B1/de not_active Expired - Lifetime
- 1987-03-05 EP EP92100535A patent/EP0486468B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0236943B1 (de) | 1993-05-19 |
DE3785871T2 (de) | 1993-11-11 |
JPH0771220B2 (ja) | 1995-07-31 |
DE3785871D1 (de) | 1993-06-24 |
CA1309768C (en) | 1992-11-03 |
JPS62213386A (ja) | 1987-09-19 |
EP0486468A3 (de) | 1992-06-03 |
EP0486468A2 (de) | 1992-05-20 |
EP0486468B1 (de) | 1995-04-19 |
DE3751262T2 (de) | 1995-12-21 |
EP0236943A2 (de) | 1987-09-16 |
EP0236943A3 (en) | 1989-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |