FR2433756B1 - - Google Patents
Info
- Publication number
- FR2433756B1 FR2433756B1 FR7919450A FR7919450A FR2433756B1 FR 2433756 B1 FR2433756 B1 FR 2433756B1 FR 7919450 A FR7919450 A FR 7919450A FR 7919450 A FR7919450 A FR 7919450A FR 2433756 B1 FR2433756 B1 FR 2433756B1
- Authority
- FR
- France
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782833335 DE2833335A1 (de) | 1978-07-29 | 1978-07-29 | Digitaler frequenzdiskriminator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2433756A1 FR2433756A1 (fr) | 1980-03-14 |
| FR2433756B1 true FR2433756B1 (enrdf_load_stackoverflow) | 1984-03-02 |
Family
ID=6045703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7919450A Granted FR2433756A1 (fr) | 1978-07-29 | 1979-07-27 | Discriminateur de frequence numerique |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2833335A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2433756A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2027297B (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2469824A1 (fr) * | 1979-11-14 | 1981-05-22 | Thomson Csf | Procede de demodulation d'un signal module en frequence et demodulateurs mettant en oeuvre ce procede |
| FR2488755A2 (fr) * | 1980-08-13 | 1982-02-19 | Thomson Csf | Procede de demodulation d'un signal module en frequence et demodulateurs mettant en oeuvre ce procede |
| DE3030853A1 (de) * | 1980-08-14 | 1982-03-11 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und schaltungsanordnung zum demodulieren zeitdiskreter frequenzmodulierter signale |
| FR2502423A1 (fr) * | 1981-03-17 | 1982-09-24 | Thomson Brandt | Demodulateur numerique de signaux et systeme de television comportant un tel demodulateur |
| DE3212054A1 (de) * | 1982-04-01 | 1983-10-06 | Blaupunkt Werke Gmbh | Digitaler demodulator |
| EP0161325A1 (de) * | 1984-05-15 | 1985-11-21 | Deutsche ITT Industries GmbH | Digitaler Frequenz-Demodulator für ein Digitalsignal |
| CH676068A5 (enrdf_load_stackoverflow) * | 1987-10-16 | 1990-11-30 | Bbc Brown Boveri & Cie | |
| DE3736124A1 (de) * | 1987-10-26 | 1989-05-03 | Licentia Gmbh | Verfahren und anordnung zur bestimmung der momentanfrequenz eines signals |
| GB8828912D0 (en) * | 1988-12-10 | 1989-01-18 | Emi Plc Thorn | Frequency measurement |
| US6067363A (en) * | 1996-06-03 | 2000-05-23 | Ericsson Inc. | Audio A/D convertor using frequency modulation |
| PL3025160T3 (pl) * | 2013-09-11 | 2020-03-31 | Siemens Aktiengesellschaft | Pomiary częstotliwości w sieciach zaopatrzenia w energię |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH530643A (de) * | 1971-04-22 | 1972-11-15 | Hasler Ag | Verfahren und Einrichtung zum Erkennen einer vorbestimmten Frequenz in einem Frequenzgemisch |
| US3800221A (en) * | 1972-05-26 | 1974-03-26 | Anaren Microwave Inc | Digital frequency meter |
| CA984068A (en) * | 1972-08-10 | 1976-02-17 | Alexander D. Proudfoot | Method and apparatus for detecting the presence of signal components of predetermined frequency in a multi-frequency signal |
| DE2702581C2 (de) * | 1977-01-22 | 1982-10-28 | TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Verfahren und Schaltungsanordnungen zur Frequenzerkennung |
-
1978
- 1978-07-29 DE DE19782833335 patent/DE2833335A1/de active Granted
-
1979
- 1979-07-19 GB GB7925142A patent/GB2027297B/en not_active Expired
- 1979-07-27 FR FR7919450A patent/FR2433756A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2027297B (en) | 1982-08-25 |
| DE2833335A1 (de) | 1980-03-06 |
| GB2027297A (en) | 1980-02-13 |
| DE2833335C2 (enrdf_load_stackoverflow) | 1990-06-21 |
| FR2433756A1 (fr) | 1980-03-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |