JPS618661Y2 - - Google Patents
Info
- Publication number
- JPS618661Y2 JPS618661Y2 JP1979110843U JP11084379U JPS618661Y2 JP S618661 Y2 JPS618661 Y2 JP S618661Y2 JP 1979110843 U JP1979110843 U JP 1979110843U JP 11084379 U JP11084379 U JP 11084379U JP S618661 Y2 JPS618661 Y2 JP S618661Y2
- 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.)
- Expired
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
- H03J5/24—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
-
- 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
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979110843U JPS618661Y2 (https=) | 1979-08-11 | 1979-08-11 | |
| US06/175,952 US4352203A (en) | 1979-08-11 | 1980-08-07 | Station selecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979110843U JPS618661Y2 (https=) | 1979-08-11 | 1979-08-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5629537U JPS5629537U (https=) | 1981-03-20 |
| JPS618661Y2 true JPS618661Y2 (https=) | 1986-03-18 |
Family
ID=14546064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979110843U Expired JPS618661Y2 (https=) | 1979-08-11 | 1979-08-11 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4352203A (https=) |
| JP (1) | JPS618661Y2 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029052A (en) * | 1997-07-01 | 2000-02-22 | Telefonaktiebolaget Lm Ericsson | Multiple-mode direct conversion receiver |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3801915A (en) * | 1971-03-04 | 1974-04-02 | Magnavox Co | Method and apparatus for converting electrical signals |
| IT1075338B (it) * | 1977-04-15 | 1985-04-22 | Philips Spa | Unita' di selezione di canali per apparecchi televisivi |
-
1979
- 1979-08-11 JP JP1979110843U patent/JPS618661Y2/ja not_active Expired
-
1980
- 1980-08-07 US US06/175,952 patent/US4352203A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5629537U (https=) | 1981-03-20 |
| US4352203A (en) | 1982-09-28 |