FR2236317B3 - - Google Patents
Info
- Publication number
- FR2236317B3 FR2236317B3 FR7423096A FR7423096A FR2236317B3 FR 2236317 B3 FR2236317 B3 FR 2236317B3 FR 7423096 A FR7423096 A FR 7423096A FR 7423096 A FR7423096 A FR 7423096A FR 2236317 B3 FR2236317 B3 FR 2236317B3
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732333851 DE2333851A1 (de) | 1973-07-03 | 1973-07-03 | Verfahren und anordnungen zur selbsttaetigen nachregelung der mit einer abstimmanordnunggeingestellten oszillatorfrequenz eines ueberlagerungsempfangsteils einer bild und/oder tonwiedergabeanordnung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2236317A1 FR2236317A1 (fr) | 1975-01-31 |
| FR2236317B3 true FR2236317B3 (fr) | 1977-05-06 |
Family
ID=5885824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7423096A Expired FR2236317B3 (fr) | 1973-07-03 | 1974-07-03 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3922609A (fr) |
| DE (1) | DE2333851A1 (fr) |
| FR (1) | FR2236317B3 (fr) |
| GB (1) | GB1448798A (fr) |
| NL (1) | NL7408648A (fr) |
| ZA (1) | ZA744233B (fr) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1073074B (it) * | 1975-11-14 | 1985-04-13 | Rca Corp | Sintetizzatore di frequenze televisive,per portanti di frequenza non standardizzata |
| US4422096A (en) * | 1975-11-14 | 1983-12-20 | Rca Corporation | Television frequency synthesizer for nonstandard frequency carriers |
| GB1526338A (en) * | 1976-05-22 | 1978-09-27 | Eddystone Radio | Superheterodyne receivers |
| JPS5563118A (en) * | 1978-11-02 | 1980-05-13 | Sony Corp | Aft circuit |
| DE2912710C3 (de) * | 1979-03-30 | 1982-02-25 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Abstimmschaltung für einen Empfänger, deren Abstimmlage von dem Stand eines Zählers bestimmt wird |
| US4291414A (en) * | 1979-05-02 | 1981-09-22 | Nippon Gakki Seizo Kabushiki Kaisha | Radio receiver operable in station search mode or station select mode |
| US4348772A (en) * | 1979-11-26 | 1982-09-07 | Bell Telephone Laboratories, Incorporated | Frequency stabilization circuit for a local oscillator |
| DE3025358A1 (de) * | 1980-07-04 | 1982-01-21 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Regelsystem zum einstellen einer physikalischen groesse |
| US4600924A (en) * | 1984-03-21 | 1986-07-15 | Allied Corporation | Automatic frequency control for radar receiver |
| DE3438286A1 (de) * | 1984-10-16 | 1986-04-17 | Hansen/Catito Elektronik, 1000 Berlin | Verfahren und schaltungsanordnung zum umsetzen frequenzmodulierter signale ueber mindestens eine zwischenfrequenz in niederfrequenzsignale |
| DE3606250A1 (de) * | 1986-02-24 | 1987-08-27 | Hansen Elektronic & Co | Verfahren und vorrichtung zum umsetzen frequenzmodulierter signale ueber mindestens eine zwischenfrequenz in niederfrequenzsignale |
| US4959872A (en) * | 1988-06-23 | 1990-09-25 | Kabushiki Kaisha Toshiba | Automatic frequency control apparatus for FM receivers |
| GB9006919D0 (en) * | 1990-03-28 | 1990-05-23 | Panther Giles | Paging receiver |
| US5606737A (en) * | 1992-03-09 | 1997-02-25 | Fujitsu Limited | Oscillator mixer and a multiplier mixer for outputting a baseband signal based upon an input and output signal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3185938A (en) * | 1962-02-27 | 1965-05-25 | Louis V Pelosi | Vfo control for generating stable discrete frequencies |
| FR1539645A (fr) * | 1967-02-21 | 1968-09-20 | Materiel Telephonique | Procédé et dispositif d'accord automatique sur une fréquence donnée, d'un circuit oscillant à fréquence réglable |
| US3488605A (en) * | 1968-05-15 | 1970-01-06 | Slant Fin Corp | Oscillator with digital counter frequency control circuits |
-
1973
- 1973-07-03 DE DE19732333851 patent/DE2333851A1/de not_active Withdrawn
-
1974
- 1974-06-17 US US480069A patent/US3922609A/en not_active Expired - Lifetime
- 1974-06-20 GB GB2738174A patent/GB1448798A/en not_active Expired
- 1974-06-27 NL NL7408648A patent/NL7408648A/xx not_active Application Discontinuation
- 1974-07-02 ZA ZA00744233A patent/ZA744233B/xx unknown
- 1974-07-03 FR FR7423096A patent/FR2236317B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ZA744233B (en) | 1975-07-30 |
| FR2236317A1 (fr) | 1975-01-31 |
| DE2333851A1 (de) | 1975-01-23 |
| US3922609A (en) | 1975-11-25 |
| NL7408648A (nl) | 1975-01-07 |
| GB1448798A (en) | 1976-09-08 |