GB2050105B - Automatic chroma gain control circuit for secam coder - Google Patents
Automatic chroma gain control circuit for secam coderInfo
- Publication number
- GB2050105B GB2050105B GB8010325A GB8010325A GB2050105B GB 2050105 B GB2050105 B GB 2050105B GB 8010325 A GB8010325 A GB 8010325A GB 8010325 A GB8010325 A GB 8010325A GB 2050105 B GB2050105 B GB 2050105B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control circuit
- gain control
- chroma gain
- automatic chroma
- secam
- 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
- H04N11/00—Colour television systems
- H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
- H04N11/18—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous and sequential signals, e.g. SECAM-system
- H04N11/183—Encoding means therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7912024 | 1979-04-05 | ||
US06/094,279 US4264918A (en) | 1979-04-05 | 1979-11-19 | Automatic chroma gain control circuits useful in secam coders |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2050105A GB2050105A (en) | 1980-12-31 |
GB2050105B true GB2050105B (en) | 1983-06-15 |
Family
ID=26271138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8010325A Expired GB2050105B (en) | 1979-04-05 | 1980-03-27 | Automatic chroma gain control circuit for secam coder |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3013195C2 (en) |
FR (1) | FR2453573B1 (en) |
GB (1) | GB2050105B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4528527A (en) * | 1982-03-08 | 1985-07-09 | Rca Corporation | SECAM Modulator |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2283611A1 (en) * | 1974-08-30 | 1976-03-26 | Thomson Csf | DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM |
DE2446539A1 (en) * | 1974-09-28 | 1976-04-15 | Bosch Gmbh Robert | CIRCUIT ARRANGEMENT FOR AUTOMATIC GAMMA ADJUSTMENT |
GB2031676B (en) * | 1978-09-02 | 1983-05-11 | Marconi Instruments Ltd | Frequency modulation systems |
-
1980
- 1980-03-27 GB GB8010325A patent/GB2050105B/en not_active Expired
- 1980-04-03 DE DE3013195A patent/DE3013195C2/en not_active Expired
- 1980-04-04 FR FR8007750A patent/FR2453573B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2050105A (en) | 1980-12-31 |
DE3013195C2 (en) | 1982-11-11 |
FR2453573B1 (en) | 1986-05-02 |
DE3013195A1 (en) | 1980-10-23 |
FR2453573A1 (en) | 1980-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |