FR2455399A1 - Recepteur radio muni d'un dispositif automatique de recherche de stations - Google Patents
Recepteur radio muni d'un dispositif automatique de recherche de stationsInfo
- Publication number
- FR2455399A1 FR2455399A1 FR8009263A FR8009263A FR2455399A1 FR 2455399 A1 FR2455399 A1 FR 2455399A1 FR 8009263 A FR8009263 A FR 8009263A FR 8009263 A FR8009263 A FR 8009263A FR 2455399 A1 FR2455399 A1 FR 2455399A1
- Authority
- FR
- France
- Prior art keywords
- circuit
- tuning
- signal
- radio receiver
- search device
- 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.)
- Granted
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
- H03J7/28—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
- H03J7/285—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 the counter or frequency divider being used in a phase locked loop
-
- 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
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
DANS LE RECEPTEUR RADIO SELON LA PRESENTE INVENTION, ON UTILISE UN CIRCUIT D'ACCORD AUTOMATIQUE AINSI QU'UN CIRCUIT DE REGLAGE DE SENSIBILITE D'ACCORD COMPRENANT UN MOYEN 15 QUI EXTRAIT UN SIGNAL D'ACCORD DU CIRCUIT RADIO SANS AFFECTER PRATIQUEMENT LE SIGNAL DE SORTIE AUDIO, ET UN CIRCUIT DE COMMUTATION 16 QUI RECOIT LE SIGNAL D'ACCORD EN PROVENANCE DU MOYEN D'EXTRACTION ET QUI ATTENUE SELECTIVEMENT CE SIGNAL D'ACCORD ET L'APPLIQUE AU CIRCUIT D'ACCORD AUTOMATIQUE SOUS LA FORME D'UN SIGNAL DESTINE A CALER LE CIRCUIT D'ACCORD SUR LA FREQUENCE D'ACCORD.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5087179A JPS55143824A (en) | 1979-04-26 | 1979-04-26 | Radio receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2455399A1 true FR2455399A1 (fr) | 1980-11-21 |
FR2455399B1 FR2455399B1 (fr) | 1985-10-25 |
Family
ID=12870778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8009263A Expired FR2455399B1 (fr) | 1979-04-26 | 1980-04-24 | Recepteur radio muni d'un dispositif automatique de recherche de stations |
Country Status (5)
Country | Link |
---|---|
US (1) | US4357712A (fr) |
JP (1) | JPS55143824A (fr) |
DE (1) | DE3016071A1 (fr) |
FR (1) | FR2455399B1 (fr) |
GB (1) | GB2052902B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6241460Y2 (fr) * | 1980-08-15 | 1987-10-23 | ||
JPS5916480A (ja) * | 1982-07-19 | 1984-01-27 | Sanyo Electric Co Ltd | 文字多重放送テレビ受像機 |
US5613230A (en) * | 1995-06-09 | 1997-03-18 | Ford Motor Company | AM receiver search tuning with adaptive control |
DE19708490A1 (de) * | 1997-03-03 | 1998-09-10 | Bosch Gmbh Robert | Funkgerät |
JP3626350B2 (ja) * | 1998-07-24 | 2005-03-09 | パイオニア株式会社 | 受信装置 |
US7274918B1 (en) * | 2001-01-11 | 2007-09-25 | Harman Becker Automotive Systems Gmbh | Apparatus for automatically finding an am radio program |
WO2009075779A1 (fr) * | 2007-12-07 | 2009-06-18 | Thomson Licensing | Algorithme de logiciel de récepteur satellite servant à empêcher la surcharge du récepteur par des signaux d'entrée puissants de multiporteuses |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1024258A (en) * | 1961-11-13 | 1966-03-30 | Telefunken Patentverwertungsi | Improvements in or relating to automatic frequency control circuit arrangements |
US3794925A (en) * | 1972-06-27 | 1974-02-26 | Gen Res Electronics Inc | Frequency-skipping system for a signal-seeking receiver |
FR2246124A1 (fr) * | 1973-09-08 | 1975-04-25 | Sony Corp | |
DE2746282A1 (de) * | 1977-10-14 | 1979-04-19 | Dietrich Gottstein | Verkehrsfunkempfaenger |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2572926A (en) * | 1947-11-14 | 1951-10-30 | Sylvania Electric Prod | Presettable signal seeking tuning system |
US2731556A (en) * | 1953-03-09 | 1956-01-17 | Sylvania Electric Prod | Two button arrangement for signal seeking type radio receivers |
US2977467A (en) * | 1959-04-07 | 1961-03-28 | Hughes Aircraft Co | Signal seeking receiver |
US3571724A (en) * | 1968-05-31 | 1971-03-23 | Admiral Corp | Electrically tunable signal seeking tuner |
US3531724A (en) * | 1968-08-23 | 1970-09-29 | Electra Corp | Signal-seeking radio receiver |
US3855535A (en) * | 1973-05-22 | 1974-12-17 | Rca Corp | Programming system for a motor-driven television receiver tuning apparatus |
JPS5246651A (en) * | 1975-10-09 | 1977-04-13 | Sunao Miyazaki | Toilet |
JPS5926131B2 (ja) * | 1976-06-22 | 1984-06-25 | ソニー株式会社 | ヘテロダイン受信機 |
-
1979
- 1979-04-26 JP JP5087179A patent/JPS55143824A/ja active Pending
-
1980
- 1980-04-24 FR FR8009263A patent/FR2455399B1/fr not_active Expired
- 1980-04-25 US US06/143,921 patent/US4357712A/en not_active Expired - Lifetime
- 1980-04-25 DE DE19803016071 patent/DE3016071A1/de not_active Ceased
- 1980-04-25 GB GB8013701A patent/GB2052902B/en not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1024258A (en) * | 1961-11-13 | 1966-03-30 | Telefunken Patentverwertungsi | Improvements in or relating to automatic frequency control circuit arrangements |
US3794925A (en) * | 1972-06-27 | 1974-02-26 | Gen Res Electronics Inc | Frequency-skipping system for a signal-seeking receiver |
FR2246124A1 (fr) * | 1973-09-08 | 1975-04-25 | Sony Corp | |
DE2746282A1 (de) * | 1977-10-14 | 1979-04-19 | Dietrich Gottstein | Verkehrsfunkempfaenger |
FR2406348A1 (fr) * | 1977-10-14 | 1979-05-11 | Gottstein Dietrich | Recepteur auto-radio a selection automatique permettant de recevoir des informations concernant la circulation |
Also Published As
Publication number | Publication date |
---|---|
GB2052902A (en) | 1981-01-28 |
FR2455399B1 (fr) | 1985-10-25 |
GB2052902B (en) | 1983-10-12 |
US4357712A (en) | 1982-11-02 |
DE3016071A1 (de) | 1980-11-13 |
JPS55143824A (en) | 1980-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |