FR2493087B1 - Circuit pour detecter la presence d'une composante de frequence predeterminee dans un signal d'entree, un signal video par exemple - Google Patents
Circuit pour detecter la presence d'une composante de frequence predeterminee dans un signal d'entree, un signal video par exempleInfo
- Publication number
- FR2493087B1 FR2493087B1 FR8120349A FR8120349A FR2493087B1 FR 2493087 B1 FR2493087 B1 FR 2493087B1 FR 8120349 A FR8120349 A FR 8120349A FR 8120349 A FR8120349 A FR 8120349A FR 2493087 B1 FR2493087 B1 FR 2493087B1
- Authority
- FR
- France
- Prior art keywords
- detecting
- circuit
- frequency component
- predetermined frequency
- input signal
- 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
- H04N9/455—Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Color Television Systems (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55151956A JPS5776987A (en) | 1980-10-29 | 1980-10-29 | Signal detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2493087A1 FR2493087A1 (fr) | 1982-04-30 |
FR2493087B1 true FR2493087B1 (fr) | 1986-10-24 |
Family
ID=15529877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8120349A Expired FR2493087B1 (fr) | 1980-10-29 | 1981-10-29 | Circuit pour detecter la presence d'une composante de frequence predeterminee dans un signal d'entree, un signal video par exemple |
Country Status (8)
Country | Link |
---|---|
US (1) | US4509016A (fr) |
JP (1) | JPS5776987A (fr) |
AT (1) | AT383451B (fr) |
CA (1) | CA1173163A (fr) |
DE (1) | DE3142735A1 (fr) |
FR (1) | FR2493087B1 (fr) |
GB (1) | GB2086108B (fr) |
NL (1) | NL8104906A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6252428B1 (en) * | 1999-04-07 | 2001-06-26 | Advanced Micro Devices, Inc. | Method and apparatus for detecting a sinusoidal signal |
CN109959400B (zh) * | 2017-12-25 | 2021-06-04 | 深圳市优必选科技有限公司 | 绝对编码器参数计算的方法、装置及终端设备 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51405B2 (fr) * | 1972-03-14 | 1976-01-08 | ||
US3906377A (en) * | 1974-07-23 | 1975-09-16 | Us Navy | Pulse centroid detector |
FR2299769A1 (fr) * | 1975-01-31 | 1976-08-27 | Telecommunications Sa | Procede d'application |
-
1980
- 1980-10-29 JP JP55151956A patent/JPS5776987A/ja active Pending
-
1981
- 1981-10-26 CA CA000388706A patent/CA1173163A/fr not_active Expired
- 1981-10-28 GB GB8132467A patent/GB2086108B/en not_active Expired
- 1981-10-28 DE DE19813142735 patent/DE3142735A1/de not_active Withdrawn
- 1981-10-29 FR FR8120349A patent/FR2493087B1/fr not_active Expired
- 1981-10-29 AT AT0463081A patent/AT383451B/de not_active IP Right Cessation
- 1981-10-29 NL NL8104906A patent/NL8104906A/nl not_active Application Discontinuation
-
1984
- 1984-02-21 US US06/581,204 patent/US4509016A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS5776987A (en) | 1982-05-14 |
AT383451B (de) | 1987-07-10 |
US4509016A (en) | 1985-04-02 |
ATA463081A (de) | 1986-11-15 |
NL8104906A (nl) | 1982-05-17 |
CA1173163A (fr) | 1984-08-21 |
DE3142735A1 (de) | 1982-06-03 |
FR2493087A1 (fr) | 1982-04-30 |
GB2086108A (en) | 1982-05-06 |
GB2086108B (en) | 1985-01-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE894760A (fr) | Procede et appareil pour deceler le vol, par detection de l'attenuation d'un circuit resonnant | |
BE888112A (fr) | Circuit de detection d'erreur pour une memoire | |
ATA121082A (de) | Chrominanzsignal-verarbeitungskreis | |
FR2552551B3 (fr) | Montage-amplificateur pour un detecteur d'acceleration | |
NL191917C (nl) | Signaalvergelijkingsschakeling. | |
FR2518332B1 (fr) | Circuit pour detecter la sequence de generation de signaux | |
FR2512962B1 (fr) | Circuit de detection de l'existence d'un signal d'information | |
FR2614431B1 (fr) | Circuit de traitement d'un signal pseudo-oscillatoire, notamment pour detecteur de proximite inductif | |
FR2567378B1 (fr) | Conteneur pour materiel informatique. | |
DE3482641D1 (de) | Signalverarbeitungsschaltung. | |
FR2472893B1 (fr) | Circuit de detection d'impulsions notamment pour un magnetoscope | |
GB2129256B (en) | Signal detection circuit | |
FR2490437B1 (fr) | Circuit de detection d'un signal periodique pour appareil de reproduction | |
FR2502515B1 (fr) | Dispositif de vibration, notamment pour un crible | |
DE68920089D1 (de) | Schaltung zur Verarbeitung eines sich zeitlich ändernden Signals. | |
FR2567698B1 (fr) | Procede et montage pour detecter la difference de phase/frequence entre deux signaux d'entree numeriques et application | |
FR2493087B1 (fr) | Circuit pour detecter la presence d'une composante de frequence predeterminee dans un signal d'entree, un signal video par exemple | |
FR2475324B1 (fr) | Agencement de circuit pour multiplexer un signal d'entree et un signal de sortie a une seule borne du circuit | |
GB2088677B (en) | Signal level detecting circuits | |
ES515146A0 (es) | "perfeccionamientos introducidos en un aparato de tratamiento de senales, por ejemplo de video". | |
FR2473105B1 (fr) | Dispositif pour l'execution de forages diriges | |
FR2654061B1 (fr) | Prise pour bicyclettes. | |
JPS56164495A (en) | Signal detecting circuit | |
FR2476950B1 (fr) | Circuit amplificateur de signal video pour magnetoscope | |
DE3219273A1 (de) | Chrominanzsignal-verarbeitungsschaltung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |