BE820642A - Circuit pour accorder un recepteur - Google Patents
Circuit pour accorder un recepteurInfo
- Publication number
- BE820642A BE820642A BE149161A BE149161A BE820642A BE 820642 A BE820642 A BE 820642A BE 149161 A BE149161 A BE 149161A BE 149161 A BE149161 A BE 149161A BE 820642 A BE820642 A BE 820642A
- Authority
- BE
- Belgium
- Prior art keywords
- tuning
- receiver
- circuit
- Prior art date
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
- H03J7/18—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
- H03J7/24—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes
- H03J7/26—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes in which an automatic frequency control circuit is brought into action after the scanning action has been stopped
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7313625A NL7313625A (fr) | 1973-10-04 | 1973-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE820642A true BE820642A (fr) | 1975-04-02 |
Family
ID=19819738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE149161A BE820642A (fr) | 1973-10-04 | 1974-10-02 | Circuit pour accorder un recepteur |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3968441A (fr) |
| JP (1) | JPS5062714A (fr) |
| AT (1) | AT349069B (fr) |
| BE (1) | BE820642A (fr) |
| CA (1) | CA1035876A (fr) |
| DE (1) | DE2446196C3 (fr) |
| ES (1) | ES430590A1 (fr) |
| FR (1) | FR2247020B1 (fr) |
| GB (1) | GB1483626A (fr) |
| IT (1) | IT1020912B (fr) |
| NL (1) | NL7313625A (fr) |
| SE (1) | SE405305B (fr) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1033478A (fr) * | 1974-07-18 | 1978-06-20 | Sanyo Electric Co. Ltd. | Bloc d'accord automatique |
| JPS52146108A (en) * | 1976-05-29 | 1977-12-05 | Clarion Co Ltd | Automatic tuning and channel selecting circuit |
| JPS5823017B2 (ja) * | 1977-03-09 | 1983-05-12 | 日本ビクター株式会社 | 受信状態に応じて自動周波数制御信号伝送系の状態が自動的に切換え変更されるようにした自動周波数制御回路 |
| JPS53116017A (en) * | 1977-03-19 | 1978-10-11 | Sony Corp | Automatic frequency control system for ssb receivers |
| JPS54111403U (fr) * | 1978-01-24 | 1979-08-06 | ||
| JPS5518119A (en) * | 1978-07-26 | 1980-02-08 | Hitachi Ltd | Automatic tuning circuit |
| JPS5563118A (en) * | 1978-11-02 | 1980-05-13 | Sony Corp | Aft circuit |
| JPS5680921A (en) * | 1979-12-06 | 1981-07-02 | Hitachi Ltd | Automatic tuning circuit |
| US4504973A (en) * | 1984-03-02 | 1985-03-12 | Aed Satellite Systems, Ltd. | Automatic disabling of AFC/AFT controller during receiver circuit tuning |
| GB2217935A (en) * | 1988-04-27 | 1989-11-01 | Philips Electronic Associated | Television receiving apparatus |
| US5214795A (en) * | 1989-06-29 | 1993-05-25 | Seiko Corp. | Low voltage automatic frequency control switch for a radio receiver |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4118492Y1 (fr) * | 1964-02-27 | 1966-08-29 | ||
| US3467873A (en) * | 1966-12-19 | 1969-09-16 | Electrohome Ltd | A.f.c. defeat networks for signal seeking receivers |
| US3505605A (en) * | 1966-12-19 | 1970-04-07 | Electrohome Ltd | Automatic motor shut-off networks for signal seeking receivers |
| US3528015A (en) * | 1967-05-08 | 1970-09-08 | Electrohome Ltd | Automatic motor turn-on networks for signal seeking receivers |
| US3611152A (en) * | 1967-07-25 | 1971-10-05 | Matsushita Electric Ind Co Ltd | Stabilized automatic tuning receiver |
| US3821651A (en) * | 1972-11-02 | 1974-06-28 | Masco Corp | Scanning control circuit for use in signal seeking radio receiver |
-
1973
- 1973-10-04 NL NL7313625A patent/NL7313625A/xx not_active Application Discontinuation
-
1974
- 1974-09-27 DE DE2446196A patent/DE2446196C3/de not_active Expired
- 1974-09-27 US US05/509,803 patent/US3968441A/en not_active Expired - Lifetime
- 1974-09-30 CA CA210,404A patent/CA1035876A/fr not_active Expired
- 1974-10-01 IT IT69936/74A patent/IT1020912B/it active
- 1974-10-01 SE SE7412316A patent/SE405305B/xx unknown
- 1974-10-01 GB GB42602/74A patent/GB1483626A/en not_active Expired
- 1974-10-02 JP JP49112888A patent/JPS5062714A/ja active Pending
- 1974-10-02 ES ES430590A patent/ES430590A1/es not_active Expired
- 1974-10-02 BE BE149161A patent/BE820642A/fr not_active IP Right Cessation
- 1974-10-02 AT AT792674A patent/AT349069B/de not_active IP Right Cessation
- 1974-10-04 FR FR7433485A patent/FR2247020B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1020912B (it) | 1977-12-30 |
| GB1483626A (en) | 1977-08-24 |
| DE2446196A1 (de) | 1975-04-10 |
| CA1035876A (fr) | 1978-08-01 |
| DE2446196B2 (fr) | 1979-08-23 |
| AT349069B (de) | 1979-03-26 |
| AU7381674A (en) | 1976-04-01 |
| DE2446196C3 (de) | 1980-05-14 |
| SE7412316L (fr) | 1975-04-07 |
| NL7313625A (fr) | 1973-12-27 |
| SE405305B (sv) | 1978-11-27 |
| US3968441A (en) | 1976-07-06 |
| ATA792674A (de) | 1978-08-15 |
| FR2247020A1 (fr) | 1975-05-02 |
| FR2247020B1 (fr) | 1979-06-01 |
| JPS5062714A (fr) | 1975-05-28 |
| ES430590A1 (es) | 1976-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19851031 |