ES478723A1 - Perfeccionamientos en aparatos de identificacion de conmuta-cion de linea a linea en receptores de television de doble norma. - Google Patents
Perfeccionamientos en aparatos de identificacion de conmuta-cion de linea a linea en receptores de television de doble norma.Info
- Publication number
- ES478723A1 ES478723A1 ES478723A ES478723A ES478723A1 ES 478723 A1 ES478723 A1 ES 478723A1 ES 478723 A ES478723 A ES 478723A ES 478723 A ES478723 A ES 478723A ES 478723 A1 ES478723 A1 ES 478723A1
- Authority
- ES
- Spain
- Prior art keywords
- receiver
- secam
- burst
- detector
- switching
- 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
- H04N9/44—Colour synchronisation
- H04N9/47—Colour synchronisation for sequential signals
-
- 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
- H04N9/642—Multi-standard receivers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Color Television Systems (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
Perfeccionamientos en aparatos de identificación de conmutación de línea a línea en receptores de televisión de doble norma, del tipo que se disponen en un receptor de televisión en color sujeto a recepción de señales de televisión en color compuestas inclusivas de un canal de crominancia codificadas en formato SECAM; comprendiendo el componente de crominancia codificado en formato SECAM, durante las partes de imagen de intervalos de líneas alternos, una primera frecuencia de la subportadora modulada de acuerdo con una primera señal de diferencia de color, y durante las partes de imagen de los intervalos de línea intermedios, una segunda frecuencia de la subportadora modulada de acuerdo con una segunda señal de diferencia de color, con una impulsión de entrada de oscilaciones a la frecuencia central de la primera subportadora que precede a la parte de imagen de cada uno de dichos intervalos de línea alternos, y con una impulsión de entrada de oscilaciones a la frecuencia central de la segunda subportadora que precede a la parte de imagen de cada uno de los intervalos de línea intermedios.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1045778 | 1978-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES478723A1 true ES478723A1 (es) | 1979-11-01 |
Family
ID=9968222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES478723A Expired ES478723A1 (es) | 1978-03-16 | 1979-03-16 | Perfeccionamientos en aparatos de identificacion de conmuta-cion de linea a linea en receptores de television de doble norma. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4240102A (es) |
EP (1) | EP0004445B1 (es) |
AT (1) | AT379926B (es) |
DE (1) | DE2966383D1 (es) |
ES (1) | ES478723A1 (es) |
MY (1) | MY8500802A (es) |
SG (1) | SG57785G (es) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3069073D1 (en) * | 1980-10-30 | 1984-10-04 | Itt Ind Gmbh Deutsche | Colour television receiver comprising at least an integrated digital circuit for processing the composite colour signal |
US4357623A (en) * | 1981-04-24 | 1982-11-02 | Rca Corporation | SECAM Identification system |
US4438451A (en) * | 1981-04-29 | 1984-03-20 | Rca Corporation | Dual-standard SECAM/PAL color TV receiver with automatic control of operating mode |
US4400720A (en) * | 1981-05-07 | 1983-08-23 | Rca Corporation | Dynamic de-emphasis compensation system |
FR2551295B1 (fr) * | 1983-08-24 | 1985-10-25 | Radiotechnique Compelec | Circuit d'identification de couleur secam |
US4654697A (en) * | 1985-11-01 | 1987-03-31 | Eastman Kodak Company | Video signal apparatus for processing a time-division-multiplex video signal having a buffer segment |
JPS63110895A (ja) * | 1986-10-28 | 1988-05-16 | Mitsubishi Electric Corp | 映像信号磁気記録再生装置 |
NL8800557A (nl) * | 1988-03-07 | 1989-10-02 | Philips Nv | Kleurentelevisiestandaardidentificatieschakeling. |
DE3915581A1 (de) * | 1989-05-12 | 1990-12-06 | Telefunken Electronic Gmbh | Schaltung zur identifikation des secam-farbartsignals |
US5836871A (en) * | 1991-05-29 | 1998-11-17 | Origin Medsystems, Inc. | Method for lifting a body wall using an inflatable lifting apparatus |
KR940002192Y1 (ko) * | 1991-08-17 | 1994-04-08 | 삼성전자 주식회사 | Secam방식의 방송신호 검출회로 |
FR2696068B1 (fr) * | 1992-09-18 | 1994-12-30 | Sgs Thomson Microelectronics | Circuit d'identification de standard télévisé. |
DE4410008C1 (de) * | 1994-03-23 | 1995-05-04 | Telefunken Microelectron | Schaltungsanordnung zur digitalen Sendenormidentifikation |
AT407499B (de) * | 1999-02-01 | 2001-03-26 | Franz Ing Stuhlbacher | Einrichtung zur herstellung von ebenflächigem streckmaterial |
JP2001359115A (ja) * | 2000-06-09 | 2001-12-26 | Nec Corp | テレビ信号カラ−システム判別装置 |
JP3621345B2 (ja) * | 2000-12-12 | 2005-02-16 | Necエレクトロニクス株式会社 | 複数のテレビジョン信号方式に対応可能な映像信号処理回路 |
JP3711994B2 (ja) * | 2003-12-03 | 2005-11-02 | セイコーエプソン株式会社 | 映像信号判別装置および映像信号判別方法 |
JP2005341192A (ja) * | 2004-05-27 | 2005-12-08 | Matsushita Electric Ind Co Ltd | バースト周波数判別回路 |
JP4928737B2 (ja) * | 2005-04-26 | 2012-05-09 | 株式会社東芝 | 電子機器および放送方式判定方法 |
US7796194B2 (en) * | 2006-09-06 | 2010-09-14 | Rgb Systems, Inc. | Automatic video format identification system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1494145A (fr) * | 1966-06-06 | 1967-09-08 | Cft Comp Fse Television | Perfectionnement aux récepteurs de télévision en couleurs |
NZ154796A (es) * | 1967-12-13 | |||
GB1358551A (en) * | 1971-05-07 | 1974-07-03 | Rca Corp Secam Pal | Demodulation system |
JPS51146117A (en) * | 1975-06-11 | 1976-12-15 | Hitachi Ltd | Color synchronizing discrimination circuit |
DE2616694A1 (de) * | 1976-04-15 | 1977-10-27 | Graetz Gmbh & Co Ohg | Schaltungsanordnung zur automatischen umschaltung eines kombinierten pal-secamdecoders auf das pal- oder secam-system |
US4133002A (en) * | 1977-09-26 | 1979-01-02 | Rca Corporation | Pal identification circuit |
-
1979
- 1979-03-15 US US06/020,942 patent/US4240102A/en not_active Expired - Lifetime
- 1979-03-16 ES ES478723A patent/ES478723A1/es not_active Expired
- 1979-03-16 DE DE7979300422T patent/DE2966383D1/de not_active Expired
- 1979-03-16 EP EP79300422A patent/EP0004445B1/en not_active Expired
- 1979-03-16 AT AT0200279A patent/AT379926B/de not_active IP Right Cessation
-
1985
- 1985-07-27 SG SG577/85A patent/SG57785G/en unknown
- 1985-12-30 MY MY802/85A patent/MY8500802A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AT379926B (de) | 1986-03-10 |
ATA200279A (de) | 1985-07-15 |
EP0004445B1 (en) | 1983-11-09 |
EP0004445A2 (en) | 1979-10-03 |
US4240102A (en) | 1980-12-16 |
SG57785G (en) | 1989-08-11 |
EP0004445A3 (en) | 1979-10-31 |
MY8500802A (en) | 1985-12-31 |
DE2966383D1 (en) | 1983-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20010402 |