GB2275586B - Improvements in television systems - Google Patents
Improvements in television systemsInfo
- Publication number
- GB2275586B GB2275586B GB9407408A GB9407408A GB2275586B GB 2275586 B GB2275586 B GB 2275586B GB 9407408 A GB9407408 A GB 9407408A GB 9407408 A GB9407408 A GB 9407408A GB 2275586 B GB2275586 B GB 2275586B
- Authority
- GB
- United Kingdom
- Prior art keywords
- television systems
- television
- systems
- 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
- H04N7/00—Television systems
- H04N7/007—Systems with supplementary picture signal insertion during a portion of the active part of a television signal, e.g. during top and bottom lines in a HDTV letter-box system
-
- 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
- H04N11/167—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 a resolution-increasing signal being multiplexed to the PAL-system signal, e.g. PAL-PLUS-system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/24—High-definition television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0125—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards being a high definition standard
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Color Television Systems (AREA)
- Television Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919123004A GB9123004D0 (en) | 1991-10-30 | 1991-10-30 | Improvements in television systems |
PCT/GB1992/001988 WO1993009635A1 (en) | 1991-10-30 | 1992-10-30 | Improvements in television systems |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9407408D0 GB9407408D0 (en) | 1994-06-29 |
GB2275586A GB2275586A (en) | 1994-08-31 |
GB2275586B true GB2275586B (en) | 1995-07-19 |
Family
ID=10703756
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919123004A Pending GB9123004D0 (en) | 1991-10-30 | 1991-10-30 | Improvements in television systems |
GB9407408A Expired - Fee Related GB2275586B (en) | 1991-10-30 | 1992-10-30 | Improvements in television systems |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919123004A Pending GB9123004D0 (en) | 1991-10-30 | 1991-10-30 | Improvements in television systems |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0610280A1 (en) |
JP (1) | JPH07500711A (en) |
CN (1) | CN1076577A (en) |
AU (1) | AU2808192A (en) |
GB (2) | GB9123004D0 (en) |
WO (1) | WO1993009635A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1057184C (en) * | 1994-02-04 | 2000-10-04 | 松下电器产业株式会社 | Video signal processing device for processing various video signal |
GB2309134A (en) * | 1996-01-12 | 1997-07-16 | Concept Dev Ltd | Information inclusion in television broadcasting |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2113037A (en) * | 1979-02-19 | 1983-07-27 | British Broadcasting Corp | Method of and apparatus for coding and decoding PAL colour television signals |
WO1990006658A1 (en) * | 1988-12-07 | 1990-06-14 | Deutsche Thomson-Brandt Gmbh | Colour television transmission system |
WO1991003906A1 (en) * | 1989-09-08 | 1991-03-21 | Deutsche Thomson-Brandt Gmbh | Tv transmission system |
GB2238202A (en) * | 1989-11-17 | 1991-05-22 | British Broadcasting Corp | Method for transmitting HDTV signal |
EP0510973A1 (en) * | 1991-04-25 | 1992-10-28 | Matsushita Electric Industrial Co., Ltd. | Television signal processing apparatus |
-
1991
- 1991-10-30 GB GB919123004A patent/GB9123004D0/en active Pending
-
1992
- 1992-10-30 AU AU28081/92A patent/AU2808192A/en not_active Abandoned
- 1992-10-30 JP JP5508244A patent/JPH07500711A/en active Pending
- 1992-10-30 EP EP92921736A patent/EP0610280A1/en not_active Withdrawn
- 1992-10-30 CN CN92114314A patent/CN1076577A/en active Pending
- 1992-10-30 WO PCT/GB1992/001988 patent/WO1993009635A1/en not_active Application Discontinuation
- 1992-10-30 GB GB9407408A patent/GB2275586B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2113037A (en) * | 1979-02-19 | 1983-07-27 | British Broadcasting Corp | Method of and apparatus for coding and decoding PAL colour television signals |
WO1990006658A1 (en) * | 1988-12-07 | 1990-06-14 | Deutsche Thomson-Brandt Gmbh | Colour television transmission system |
WO1991003906A1 (en) * | 1989-09-08 | 1991-03-21 | Deutsche Thomson-Brandt Gmbh | Tv transmission system |
GB2238202A (en) * | 1989-11-17 | 1991-05-22 | British Broadcasting Corp | Method for transmitting HDTV signal |
EP0510973A1 (en) * | 1991-04-25 | 1992-10-28 | Matsushita Electric Industrial Co., Ltd. | Television signal processing apparatus |
Non-Patent Citations (1)
Title |
---|
Electronics Letters, Vol 26(3), Feb 1990, pp 195-197; C Sandbank. * |
Also Published As
Publication number | Publication date |
---|---|
GB9123004D0 (en) | 1991-12-18 |
WO1993009635A1 (en) | 1993-05-13 |
EP0610280A1 (en) | 1994-08-17 |
CN1076577A (en) | 1993-09-22 |
AU2808192A (en) | 1993-06-07 |
GB2275586A (en) | 1994-08-31 |
GB9407408D0 (en) | 1994-06-29 |
JPH07500711A (en) | 1995-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19981030 |