GB9908243D0 - Signal generator - Google Patents
Signal generatorInfo
- Publication number
- GB9908243D0 GB9908243D0 GBGB9908243.0A GB9908243A GB9908243D0 GB 9908243 D0 GB9908243 D0 GB 9908243D0 GB 9908243 A GB9908243 A GB 9908243A GB 9908243 D0 GB9908243 D0 GB 9908243D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- signal generator
- generator
- signal
- 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.)
- Granted
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
- H04N5/2622—Signal amplitude transition in the zone between image portions, e.g. soft edges
-
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9908243A GB2348768B (en) | 1999-04-09 | 1999-04-09 | Signal generator |
JP2000100960A JP2000324392A (en) | 1999-04-09 | 2000-04-03 | Signal generator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9908243A GB2348768B (en) | 1999-04-09 | 1999-04-09 | Signal generator |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9908243D0 true GB9908243D0 (en) | 1999-06-02 |
GB2348768A GB2348768A (en) | 2000-10-11 |
GB2348768B GB2348768B (en) | 2003-06-18 |
Family
ID=10851316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9908243A Expired - Fee Related GB2348768B (en) | 1999-04-09 | 1999-04-09 | Signal generator |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2000324392A (en) |
GB (1) | GB2348768B (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121253A (en) * | 1976-08-20 | 1978-10-17 | Vital Industries, Inc. | Video special effects generator |
US4764809A (en) * | 1985-03-15 | 1988-08-16 | Ampex Corporation | Apparatus and method for producing a variety of video wipe borders |
US4963977A (en) * | 1988-12-21 | 1990-10-16 | The Grass Valley Group, Inc. | Apparatus for generating a video signal representing a field of spatially varying color |
-
1999
- 1999-04-09 GB GB9908243A patent/GB2348768B/en not_active Expired - Fee Related
-
2000
- 2000-04-03 JP JP2000100960A patent/JP2000324392A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2348768B (en) | 2003-06-18 |
GB2348768A (en) | 2000-10-11 |
JP2000324392A (en) | 2000-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20110409 |