FR2043547A1 - - Google Patents
Info
- Publication number
- FR2043547A1 FR2043547A1 FR7018097A FR7018097A FR2043547A1 FR 2043547 A1 FR2043547 A1 FR 2043547A1 FR 7018097 A FR7018097 A FR 7018097A FR 7018097 A FR7018097 A FR 7018097A FR 2043547 A1 FR2043547 A1 FR 2043547A1
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
- H03J5/0227—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values using a counter
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4006669A JPS4932002B1 (fr) | 1969-05-20 | 1969-05-20 | |
| JP4006469 | 1969-05-20 | ||
| JP4006569 | 1969-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2043547A1 true FR2043547A1 (fr) | 1971-02-19 |
Family
ID=27290357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7018097A Pending FR2043547A1 (fr) | 1969-05-20 | 1970-05-19 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3652960A (fr) |
| DE (1) | DE2023996C3 (fr) |
| FR (1) | FR2043547A1 (fr) |
| GB (1) | GB1316871A (fr) |
| NL (1) | NL164436C (fr) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2107714C3 (de) * | 1971-02-18 | 1981-08-06 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth | Schaltung zum Umschalten der Resonanzfrequenzen elektrischer Schwingkreise |
| US3743944A (en) * | 1971-05-17 | 1973-07-03 | Rca Corp | Automatic tuning control circuits |
| US3737818A (en) * | 1971-07-23 | 1973-06-05 | Gen Instrument Corp | Matrix tuning system |
| CA964735A (en) * | 1971-12-16 | 1975-03-18 | Shinichi Makino | Channel selecting apparatus |
| NL7211592A (fr) * | 1972-08-25 | 1974-02-27 | ||
| US3979680A (en) * | 1973-11-15 | 1976-09-07 | Matsushita Electric Industrial Co., Ltd. | Channel selector |
| US3918002A (en) * | 1974-05-22 | 1975-11-04 | Texas Instruments Inc | Electronic channel selector system with preset-at-power-on feature |
| US3914698A (en) * | 1974-05-22 | 1975-10-21 | Texas Instruments Inc | Electronic selector system |
| DE2556951B2 (de) * | 1974-12-27 | 1981-07-16 | Fujitsu Ten Ltd., Kobe, Hyogo | Abstimmeinrichtung für Funkempfänger |
| DE2606227B2 (de) * | 1976-02-17 | 1979-01-25 | Loewe Opta Gmbh, 1000 Berlin | Schaltung zum Einschalten verschiedener Gerätefunktionen in elektrischen Geräten, insbesondere nachrichtentechnischen Geräten, mit einfachen Funktionstasten |
| US4191924A (en) * | 1977-05-25 | 1980-03-04 | Matsushita Electric Industrial Co., Ltd. | Channel selection apparatus |
| JPS5456304A (en) * | 1977-06-30 | 1979-05-07 | Pioneer Electronic Corp | Channel selection indicator for electronic tuning receiver |
| US4368541A (en) * | 1980-06-30 | 1983-01-11 | Evans Robert M | Multiplexing arrangement for a plurality of voltage controlled filters |
| US4402089A (en) * | 1981-09-16 | 1983-08-30 | Rca Corporation | Television tuning system with electronic frequency adjustment apparatus |
| US4418427A (en) * | 1982-03-30 | 1983-11-29 | Rca Corporation | Tuning system for a multi-band television receiver |
| US4418428A (en) * | 1982-03-30 | 1983-11-29 | Rca Corporation | Tuning system for a multi-band television receiver |
| JPS62200804A (ja) * | 1986-02-27 | 1987-09-04 | Ricoh Co Ltd | プログラム可能なアナログ量素子をもつ半導体集積回路装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3264566A (en) * | 1962-07-13 | 1966-08-02 | Gen Instrument Corp | Electronic switching of tuned circuits |
| NL6713781A (fr) * | 1966-11-14 | 1968-05-15 | ||
| FR2016659A1 (fr) * | 1968-08-30 | 1970-05-08 | Matsushita Electric Ind Co Ltd |
-
1970
- 1970-05-12 GB GB2302270A patent/GB1316871A/en not_active Expired
- 1970-05-13 US US36921A patent/US3652960A/en not_active Expired - Lifetime
- 1970-05-15 DE DE2023996A patent/DE2023996C3/de not_active Expired
- 1970-05-19 NL NL7007196.A patent/NL164436C/xx not_active IP Right Cessation
- 1970-05-19 FR FR7018097A patent/FR2043547A1/fr active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3264566A (en) * | 1962-07-13 | 1966-08-02 | Gen Instrument Corp | Electronic switching of tuned circuits |
| NL6713781A (fr) * | 1966-11-14 | 1968-05-15 | ||
| US3496473A (en) * | 1966-11-14 | 1970-02-17 | Gen Dynamics Corp | Automatically tuned communications systems |
| FR2016659A1 (fr) * | 1968-08-30 | 1970-05-08 | Matsushita Electric Ind Co Ltd |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2023996C3 (de) | 1980-11-13 |
| NL7007196A (fr) | 1970-11-24 |
| GB1316871A (en) | 1973-05-16 |
| DE2023996A1 (de) | 1970-12-10 |
| US3652960A (en) | 1972-03-28 |
| NL164436C (nl) | 1980-12-15 |
| NL164436B (nl) | 1980-07-15 |
| DE2023996B2 (de) | 1972-04-20 |