ES8204266A1 - Perfeccionamientos en transcodificadores de crominancia - Google Patents
Perfeccionamientos en transcodificadores de crominanciaInfo
- Publication number
- ES8204266A1 ES8204266A1 ES502575A ES502575A ES8204266A1 ES 8204266 A1 ES8204266 A1 ES 8204266A1 ES 502575 A ES502575 A ES 502575A ES 502575 A ES502575 A ES 502575A ES 8204266 A1 ES8204266 A1 ES 8204266A1
- Authority
- ES
- Spain
- Prior art keywords
- transcoder
- chrominance signal
- chrominance
- multiplier
- format
- 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
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/7921—Processing of colour television signals in connection with recording for more than one processing mode
- H04N9/7925—Processing of colour television signals in connection with recording for more than one processing mode for more than one standard
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/898—Regeneration of colour television signals using frequency multiplication of the reproduced colour signal carrier with another auxiliary reproduced signal, e.g. a pilot signal carrier
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Color Television Systems (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
TRANSCODIFICADOR DE CROMINANCIA PARA CONVERTIR UNA SEÑAL DE ENTRADA EN UN PRIMER FORMATO EN UNA SEÑAL DE SALIDA DE UN SEGUNDO FORMATO, CUYA SEÑAL DE ESTRADA ESTA SUJETA A ERRORES DE BASE DE TIEMPO PARASITOS. SE DISPONE UN DISPOSITIVO MULTIPLICADOR, QUE RESPONDE A LA SEÑAL DE ENTRADA Y A LA PRIMERA Y SEGUNDA SEÑALES DE CONVERSION PARA PRODUCIR LA SEÑAL DE SALIDA, Y UN DISPOSITIVO DE CIRCUITO PARA PRODUCIR Y ALIMENTAR LAS SEÑALES DE CONVERSION AL DISPOSITIVO MULTIPLICADOR, ALIMANTANDOSE LAS SEÑALES DE CONVERSION DURANTE INTERVALOS DE TIEMPO ALTERNOS Y TENIENDO COMPONENTES DE FRECUENCIA DIFERENTES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/154,597 US4314273A (en) | 1980-05-29 | 1980-05-29 | Chrominance transcoder |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8204266A1 true ES8204266A1 (es) | 1982-04-01 |
ES502575A0 ES502575A0 (es) | 1982-04-01 |
Family
ID=22551967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES502575A Granted ES502575A0 (es) | 1980-05-29 | 1981-05-28 | Perfeccionamientos en transcodificadores de crominancia |
Country Status (12)
Country | Link |
---|---|
US (1) | US4314273A (es) |
JP (1) | JPS5721193A (es) |
DE (1) | DE3121458A1 (es) |
ES (1) | ES502575A0 (es) |
FI (1) | FI811573L (es) |
FR (1) | FR2483721A1 (es) |
GB (1) | GB2078053B (es) |
IT (1) | IT1135828B (es) |
NL (1) | NL8102610A (es) |
PL (1) | PL132630B1 (es) |
PT (1) | PT73042B (es) |
SE (1) | SE8103248L (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4357628A (en) * | 1980-09-23 | 1982-11-02 | Rca Corporation | Video disc player with burst remover |
JPS58139587A (ja) * | 1982-02-13 | 1983-08-18 | Mitsubishi Electric Corp | 映像再生装置 |
JPS58161594A (ja) * | 1982-03-19 | 1983-09-26 | Toshiba Corp | カラ−テレビジヨン信号変換回路 |
GB2152321B (en) * | 1983-11-14 | 1988-01-13 | Transimage International Limit | Improvements in or relating to selection of video sources |
JPH067687B2 (ja) * | 1984-04-16 | 1994-01-26 | 松下電器産業株式会社 | 色信号処理装置 |
DE19628996A1 (de) * | 1996-07-18 | 1998-01-22 | Philips Patentverwaltung | Schaltungsanordnung zur Frequenzumsetzung eines Farbsignals |
US5923374A (en) * | 1996-08-08 | 1999-07-13 | Lucent Technologies Inc. | Method and apparatus for reduced-bandwidth transmission of television signals |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6410974A (es) * | 1964-09-19 | 1966-03-21 | ||
GB1497865A (en) * | 1973-12-28 | 1978-01-12 | Sony Corp | Magnetic recording and/or reproducing apparatus |
US4204220A (en) * | 1977-06-24 | 1980-05-20 | Rca Corporation | Dual standard video disc player |
GB2002990B (en) * | 1977-06-24 | 1982-01-27 | Rca Corp | Dual standard video record player |
-
1980
- 1980-05-29 US US06/154,597 patent/US4314273A/en not_active Expired - Lifetime
-
1981
- 1981-05-15 PT PT73042A patent/PT73042B/pt unknown
- 1981-05-15 IT IT21755/81A patent/IT1135828B/it active
- 1981-05-22 SE SE8103248A patent/SE8103248L/ not_active Application Discontinuation
- 1981-05-22 FI FI811573A patent/FI811573L/fi not_active Application Discontinuation
- 1981-05-25 JP JP7994781A patent/JPS5721193A/ja active Pending
- 1981-05-27 NL NL8102610A patent/NL8102610A/nl not_active Application Discontinuation
- 1981-05-27 FR FR8110592A patent/FR2483721A1/fr active Granted
- 1981-05-28 GB GB8116252A patent/GB2078053B/en not_active Expired
- 1981-05-28 ES ES502575A patent/ES502575A0/es active Granted
- 1981-05-29 PL PL1981231400A patent/PL132630B1/pl unknown
- 1981-05-29 DE DE19813121458 patent/DE3121458A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2078053A (en) | 1981-12-23 |
FR2483721A1 (fr) | 1981-12-04 |
PT73042A (en) | 1981-06-01 |
GB2078053B (en) | 1984-02-01 |
PL132630B1 (en) | 1985-03-30 |
IT1135828B (it) | 1986-08-27 |
DE3121458A1 (de) | 1982-04-22 |
NL8102610A (nl) | 1981-12-16 |
IT8121755A0 (it) | 1981-05-15 |
PL231400A1 (es) | 1982-01-04 |
FI811573L (fi) | 1981-11-30 |
JPS5721193A (en) | 1982-02-03 |
PT73042B (en) | 1982-05-04 |
FR2483721B1 (es) | 1985-05-17 |
ES502575A0 (es) | 1982-04-01 |
SE8103248L (sv) | 1981-11-30 |
US4314273A (en) | 1982-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19990503 |