GB2079091B - Decoding and filtering of colour television signals - Google Patents
Decoding and filtering of colour television signalsInfo
- Publication number
- GB2079091B GB2079091B GB8116709A GB8116709A GB2079091B GB 2079091 B GB2079091 B GB 2079091B GB 8116709 A GB8116709 A GB 8116709A GB 8116709 A GB8116709 A GB 8116709A GB 2079091 B GB2079091 B GB 2079091B
- Authority
- GB
- United Kingdom
- Prior art keywords
- decoding
- filtering
- television signals
- colour television
- colour
- 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
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
- H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
-
- 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
- H04N11/12—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only
- H04N11/14—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system
- H04N11/16—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system the chrominance signal alternating in phase, e.g. PAL-system
- H04N11/165—Decoding means therefor
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8116709A GB2079091B (en) | 1980-06-02 | 1981-06-01 | Decoding and filtering of colour television signals |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8017916 | 1980-06-02 | ||
GB8116709A GB2079091B (en) | 1980-06-02 | 1981-06-01 | Decoding and filtering of colour television signals |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2079091A GB2079091A (en) | 1982-01-13 |
GB2079091B true GB2079091B (en) | 1984-02-01 |
Family
ID=26275705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8116709A Expired GB2079091B (en) | 1980-06-02 | 1981-06-01 | Decoding and filtering of colour television signals |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2079091B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59171387A (en) * | 1983-03-18 | 1984-09-27 | Hitachi Ltd | Method for constituting television signal |
EP0124280B1 (en) * | 1983-04-04 | 1989-05-24 | Ampex Corporation | Method and apparatus for the extraction of luminance information from a video signal |
CA1270322A (en) * | 1983-12-22 | 1990-06-12 | Kotaro Asai | Adaptive comb filter |
US4823184A (en) * | 1984-04-09 | 1989-04-18 | Corporate Communications Consultants, Inc. | Color correction system and method with scene-change detection |
DE3435264A1 (en) * | 1984-09-26 | 1986-04-03 | ANT Nachrichtentechnik GmbH, 7150 Backnang | METHOD FOR COMPATIBLE RESOLUTION ENHANCEMENT FOR COLOR TELEVISION TRANSMISSION SYSTEMS WITH REDUCTION OF CROSS-Crosstalk IN MOVEMENT-ADAPTIVE IMAGE PROCESSING |
US4893176A (en) * | 1985-10-09 | 1990-01-09 | Faroudja Y C | Adaptive comb filter for quadrature modulated color television systems |
FR2595896B1 (en) * | 1986-03-17 | 1988-05-13 | France Etat | DEVICE FOR DIGITAL DECODING OF TELEVISION SIGNALS WITH ADAPTIVE LUMINANCE AND CHROMINANCE SEPARATION MEANS |
US4864389A (en) * | 1986-05-01 | 1989-09-05 | Faroudja Laboratories, Inc. | Comb filter method and apparatus for chrominance and luminance separation in quadrature modulated color subcarrier television systems |
GB8622680D0 (en) * | 1986-09-19 | 1986-10-22 | Robinson R N | Decoder |
US4786963A (en) * | 1987-06-26 | 1988-11-22 | Rca Licensing Corporation | Adaptive Y/C separation apparatus for TV signals |
US4910585A (en) * | 1988-06-29 | 1990-03-20 | General Electric Company | Frequency selective video signal intraframe processor |
US5005074A (en) * | 1989-11-17 | 1991-04-02 | Rca Licensing Corporation | Adaptive multistandard video comb filter |
US5016092A (en) * | 1989-11-17 | 1991-05-14 | Rca Licensing Corporation | Control circuitry for an adaptive multistandard video comb filter |
-
1981
- 1981-06-01 GB GB8116709A patent/GB2079091B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2079091A (en) | 1982-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990601 |