FR2454734A1 - Dispositif generateur de signaux de synchronisation de television - Google Patents
Dispositif generateur de signaux de synchronisation de televisionInfo
- Publication number
- FR2454734A1 FR2454734A1 FR8008585A FR8008585A FR2454734A1 FR 2454734 A1 FR2454734 A1 FR 2454734A1 FR 8008585 A FR8008585 A FR 8008585A FR 8008585 A FR8008585 A FR 8008585A FR 2454734 A1 FR2454734 A1 FR 2454734A1
- Authority
- FR
- France
- Prior art keywords
- television
- counter
- synchronization signal
- output
- oscillator circuit
- 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.)
- Granted
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/06—Generation of synchronising signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/44—Colour synchronisation
- H04N9/45—Generation or recovery of colour sub-carriers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Synchronizing For Television (AREA)
- Color Television Systems (AREA)
Abstract
DISPOSITIF GENERATEUR DE SIGNAUX DE SYNCHRONISATION POUR LA TELEVISION, CARACTERISE EN CE QU'IL COMPORTE UN CIRCUIT OSCILLATEUR 2 QUI PRODUIT UN SIGNAL SOUS-PORTEUR COULEUR, UN CIRCUIT OSCILLATEUR COMMANDE PAR TENSION 13 QUI COMPREND UN COMPTEUR 9 ET DONT LA FREQUENCE D'OSCILLATION EST COMMANDEE PAR LE SIGNAL DE SORTIE DU CIRCUIT OSCILLATEUR 2, UN COMPTEUR 10 QUI RECOIT UNE SORTIE DU CIRCUIT OSCILLATEUR COMMANDEE PAR TENSION 13, ET UN DECODEUR 11 QUI RECOIT UNE SORTIE DU SECOND COMPTEUR 10. CE DECODEUR 11 FOURNIT UN SIGNAL DE SYNCHRONISATION POUR LES SYSTEMES NTSC, PAL OU SECAM, DE MANIERE A COMMANDER LES VALEURS DES COMPTEURS RESPECTIFS. CE DISPOSITIF GENERATEUR DE SIGNAUX DE SYNCHRONISATION, UTILISE EN TELEVISION, COMPORTE AUSSI DIVERS CIRCUITS DESTINES A RECEVOIR DES SIGNAUX DE SYNCHRONISATION EXTERNES. IL PEUT DONC ETRE SYNCHRONISE AVEC UN AUTRE DISPOSITIF GENERATEUR DE SIGNAUX DE SYNCHRONISATION DE TELEVISION.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4791079A JPS55147077A (en) | 1979-04-20 | 1979-04-20 | Synchronizing signal generator |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2454734A1 true FR2454734A1 (fr) | 1980-11-14 |
FR2454734B1 FR2454734B1 (fr) | 1983-11-10 |
Family
ID=12788521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8008585A Granted FR2454734A1 (fr) | 1979-04-20 | 1980-04-17 | Dispositif generateur de signaux de synchronisation de television |
Country Status (6)
Country | Link |
---|---|
US (1) | US4328513A (fr) |
JP (1) | JPS55147077A (fr) |
DE (1) | DE3014838A1 (fr) |
FR (1) | FR2454734A1 (fr) |
GB (1) | GB2049343B (fr) |
IT (1) | IT1154184B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2520178A1 (fr) * | 1982-01-21 | 1983-07-22 | Victor Company Of Japan | Dispositif de formation de signaux de synchronisation |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4386368A (en) * | 1981-04-01 | 1983-05-31 | Rca Corporation | Memory conservation method in a programmable ROM sync generator system |
JPS57164689A (en) * | 1981-04-03 | 1982-10-09 | Nec Corp | Pal system synchronizing signal generator |
JPS5871784A (ja) * | 1981-10-26 | 1983-04-28 | Hitachi Ltd | 固体カラ−ビデオカメラの同期信号発生回路 |
US4675723A (en) * | 1984-04-27 | 1987-06-23 | Ampex Corporation | Single oscillator PAL generator lock system |
JPS62117477A (ja) * | 1985-11-15 | 1987-05-28 | Canon Inc | Pal同期信号発生装置 |
JPS62117490A (ja) * | 1985-11-18 | 1987-05-28 | Canon Inc | Pal用同期信号発生装置 |
US5262861A (en) * | 1990-06-29 | 1993-11-16 | Sony Electronics Inc. | Computer controllable video synchronization and frame pulse signal generator |
US5124804A (en) * | 1990-09-10 | 1992-06-23 | Ncr Corporation | Programmable resolution video controller |
KR930010360B1 (ko) * | 1990-10-31 | 1993-10-16 | 삼성전자 주식회사 | 동기신호복원회로 |
KR950003024B1 (ko) * | 1992-02-29 | 1995-03-29 | 삼성전자 주식회사 | 동기신호 발생장치 |
US5621472A (en) * | 1994-04-01 | 1997-04-15 | Apple Computer, Inc. | System for inexpensive phase coherent subcarrier generation |
US5486868A (en) * | 1995-05-19 | 1996-01-23 | Winbond Electronics Corporation | Generator for scan timing of multiple industrial standards |
JP2838995B2 (ja) * | 1995-12-27 | 1998-12-16 | 日本電気株式会社 | 水平同期信号発生回路 |
US5966184A (en) * | 1997-03-24 | 1999-10-12 | Focus Enhancements, Inc. | Video synchronizing signal generator |
US7268825B2 (en) * | 2003-04-01 | 2007-09-11 | Thomson Licensing Llc | Digital synchronizing generator |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2191380A1 (fr) * | 1972-06-30 | 1974-02-01 | Philips Nv | |
GB1479672A (en) * | 1973-07-25 | 1977-07-13 | Bosch Fernsehanlagen | Colour television |
US4038683A (en) * | 1975-04-04 | 1977-07-26 | Rca Corporation | Television synchronizing generator |
FR2391620A1 (fr) * | 1977-05-18 | 1978-12-15 | Sony Corp | Generateur de signaux de sy |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5214937A (en) * | 1975-07-28 | 1977-02-04 | Matsushita Electric Ind Co Ltd | Safty combustion apparatus |
-
1979
- 1979-04-20 JP JP4791079A patent/JPS55147077A/ja active Granted
-
1980
- 1980-04-16 US US06/140,838 patent/US4328513A/en not_active Expired - Lifetime
- 1980-04-17 DE DE19803014838 patent/DE3014838A1/de active Granted
- 1980-04-17 FR FR8008585A patent/FR2454734A1/fr active Granted
- 1980-04-18 GB GB8012873A patent/GB2049343B/en not_active Expired
- 1980-04-21 IT IT41559/80A patent/IT1154184B/it active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2191380A1 (fr) * | 1972-06-30 | 1974-02-01 | Philips Nv | |
GB1479672A (en) * | 1973-07-25 | 1977-07-13 | Bosch Fernsehanlagen | Colour television |
US4038683A (en) * | 1975-04-04 | 1977-07-26 | Rca Corporation | Television synchronizing generator |
FR2391620A1 (fr) * | 1977-05-18 | 1978-12-15 | Sony Corp | Generateur de signaux de sy |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2520178A1 (fr) * | 1982-01-21 | 1983-07-22 | Victor Company Of Japan | Dispositif de formation de signaux de synchronisation |
Also Published As
Publication number | Publication date |
---|---|
GB2049343A (en) | 1980-12-17 |
JPH0527300B2 (fr) | 1993-04-20 |
IT8041559A0 (it) | 1980-04-21 |
DE3014838C2 (fr) | 1988-10-20 |
DE3014838A1 (de) | 1980-11-06 |
IT1154184B (it) | 1987-01-21 |
FR2454734B1 (fr) | 1983-11-10 |
JPS55147077A (en) | 1980-11-15 |
GB2049343B (en) | 1983-09-01 |
US4328513A (en) | 1982-05-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |