JPS5124111A - - Google Patents
Info
- Publication number
- JPS5124111A JPS5124111A JP50060879A JP6087975A JPS5124111A JP S5124111 A JPS5124111 A JP S5124111A JP 50060879 A JP50060879 A JP 50060879A JP 6087975 A JP6087975 A JP 6087975A JP S5124111 A JPS5124111 A JP S5124111A
- Authority
- JP
- Japan
- 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.)
- Pending
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2424613A DE2424613C3 (de) | 1974-05-21 | 1974-05-21 | Schaltungsanordnung zur automatischen Feinabstimmung eines Überlagerungsempfängers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5124111A true JPS5124111A (US06623731-20030923-C00012.png) | 1976-02-26 |
Family
ID=5916133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50060879A Pending JPS5124111A (US06623731-20030923-C00012.png) | 1974-05-21 | 1975-05-21 |
Country Status (6)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5462602U (US06623731-20030923-C00012.png) * | 1977-10-12 | 1979-05-02 | ||
| JPS5621410A (en) * | 1979-07-30 | 1981-02-27 | Rca Corp | Tuning device |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5826692B2 (ja) * | 1975-11-20 | 1983-06-04 | ソニー株式会社 | センキヨクソウチ |
| JPS5810015B2 (ja) * | 1975-12-24 | 1983-02-23 | ソニー株式会社 | センキヨクソウチ |
| JPS5946129B2 (ja) * | 1976-04-05 | 1984-11-10 | ソニー株式会社 | 選局装置 |
| US4123716A (en) * | 1976-08-12 | 1978-10-31 | The Magnavox Company | Automatic frequency control for digital tuning systems |
| DE2650305C3 (de) * | 1976-11-02 | 1980-11-20 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung fur einen automatischen Sendersuchlauf |
| US4236182A (en) * | 1977-04-30 | 1980-11-25 | Sharp Kabushiki Kaisha | Automatic pre-programming system for TV receivers |
| JPS6011852B2 (ja) * | 1977-09-28 | 1985-03-28 | ソニー株式会社 | 受信機 |
| US4262364A (en) * | 1978-02-27 | 1981-04-14 | Tokyo Shibaura Denki Kabushiki Kaisha | Electronic digital channel-selecting apparatus |
| US4213096A (en) * | 1978-04-26 | 1980-07-15 | Rca Corporation | Phaselock receiver with phaselock detector |
| FR2490428B1 (fr) * | 1980-09-16 | 1986-04-18 | Thomson Csf | Dispositif de recherche de la frequence d'accord d'un recepteur radioelectrique a modulation de frequence |
| EP0052289B1 (en) * | 1980-11-14 | 1987-04-22 | Texas Instruments Deutschland Gmbh | Voltage follower amplifier |
| DE3043103C2 (de) * | 1980-11-14 | 1982-08-05 | Texas Instruments Deutschland Gmbh, 8050 Freising | Verfahren zum Abstimmen der Eingangsstufe eines Empfängers auf eine gewünschte Empfangsfrequenz und Schaltungsanordnung zur Durchführung des Verfahrens |
| US4383333A (en) * | 1981-03-04 | 1983-05-10 | General Electric Company | AM Radio having an automatic fine tuning circuit |
| GB9006919D0 (en) * | 1990-03-28 | 1990-05-23 | Panther Giles | Paging receiver |
| US5101509A (en) * | 1990-09-14 | 1992-03-31 | Ford Motor Company | Rf filter alignment using digital processor clock |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3649919A (en) * | 1969-10-08 | 1972-03-14 | Raytheon Co | Wideband fm demodulator |
| US3916179A (en) * | 1972-09-13 | 1975-10-28 | Westinghouse Electric Corp | Electronic integrator with voltage controlled time constant |
| US3903433A (en) * | 1974-05-22 | 1975-09-02 | Texas Instruments Inc | Television channel selector |
-
1974
- 1974-05-21 DE DE2424613A patent/DE2424613C3/de not_active Expired
-
1975
- 1975-05-21 JP JP50060879A patent/JPS5124111A/ja active Pending
- 1975-05-21 NL NL7505953A patent/NL7505953A/xx unknown
- 1975-05-21 IT IT49714/75A patent/IT1035819B/it active
- 1975-05-21 US US05/579,653 patent/US4004231A/en not_active Expired - Lifetime
- 1975-05-21 FR FR7515755A patent/FR2272531B1/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5462602U (US06623731-20030923-C00012.png) * | 1977-10-12 | 1979-05-02 | ||
| JPS59821Y2 (ja) * | 1977-10-12 | 1984-01-11 | 株式会社富士通ゼネラル | 電子選局装置 |
| JPS5621410A (en) * | 1979-07-30 | 1981-02-27 | Rca Corp | Tuning device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2424613C3 (de) | 1979-07-05 |
| FR2272531B1 (US06623731-20030923-C00012.png) | 1979-03-30 |
| DE2424613B2 (de) | 1978-11-02 |
| IT1035819B (it) | 1979-10-20 |
| FR2272531A1 (US06623731-20030923-C00012.png) | 1975-12-19 |
| US4004231A (en) | 1977-01-18 |
| NL7505953A (nl) | 1975-11-25 |
| DE2424613A1 (de) | 1975-12-04 |
