DE2620055C3 - Schaltung zum Erzeugen und Einstellen des Betrags einer Gleichspannung für die Schwingkreisabstimmung - Google Patents
Schaltung zum Erzeugen und Einstellen des Betrags einer Gleichspannung für die SchwingkreisabstimmungInfo
- Publication number
- DE2620055C3 DE2620055C3 DE2620055A DE2620055A DE2620055C3 DE 2620055 C3 DE2620055 C3 DE 2620055C3 DE 2620055 A DE2620055 A DE 2620055A DE 2620055 A DE2620055 A DE 2620055A DE 2620055 C3 DE2620055 C3 DE 2620055C3
- Authority
- DE
- Germany
- Prior art keywords
- voltage
- circuit
- tuning
- transistor
- oscillator
- 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.)
- Expired
Links
- 238000004804 winding Methods 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50054847A JPS51130101A (en) | 1975-05-06 | 1975-05-06 | Tuner |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2620055A1 DE2620055A1 (de) | 1976-11-25 |
| DE2620055B2 DE2620055B2 (de) | 1978-08-24 |
| DE2620055C3 true DE2620055C3 (de) | 1979-04-19 |
Family
ID=12981984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2620055A Expired DE2620055C3 (de) | 1975-05-06 | 1976-05-04 | Schaltung zum Erzeugen und Einstellen des Betrags einer Gleichspannung für die Schwingkreisabstimmung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4059791A (enExample) |
| JP (1) | JPS51130101A (enExample) |
| CA (1) | CA1062384A (enExample) |
| DE (1) | DE2620055C3 (enExample) |
| GB (1) | GB1539921A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5877315A (ja) * | 1981-11-02 | 1983-05-10 | Pioneer Electronic Corp | 電子同調回路 |
| JPS6019239U (ja) * | 1983-07-19 | 1985-02-09 | 株式会社ケンウッド | 発振回路 |
| JPH0681492B2 (ja) * | 1985-04-05 | 1994-10-12 | ソニー株式会社 | Ｄｃ−ｄｃコンバ−タ |
| US8873252B2 (en) * | 2008-03-26 | 2014-10-28 | Enphase Energy, Inc. | Method and apparatus for extending zero-voltage switching range in a DC to DC converter |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3307117A (en) * | 1964-10-29 | 1967-02-28 | Itt | High frequency generator employing step recovery diode |
| US3398376A (en) * | 1967-12-11 | 1968-08-20 | Jay L. Hirshfield | Relativistic electron cyclotron maser |
| JPS5138018B1 (enExample) * | 1968-01-30 | 1976-10-19 | ||
| US3665342A (en) * | 1970-11-04 | 1972-05-23 | Motorola Inc | Resonant circuit transistor oscillator system |
| US3803517A (en) * | 1972-02-16 | 1974-04-09 | North American Rockwell | Oscillator control power converter |
| US3958168A (en) * | 1973-01-10 | 1976-05-18 | Kenneth Grundberg | Electronic control circuit |
-
1975
- 1975-05-06 JP JP50054847A patent/JPS51130101A/ja active Granted
-
1976
- 1976-04-30 US US05/682,176 patent/US4059791A/en not_active Expired - Lifetime
- 1976-05-03 CA CA251,656A patent/CA1062384A/en not_active Expired
- 1976-05-04 GB GB18243/76A patent/GB1539921A/en not_active Expired
- 1976-05-04 DE DE2620055A patent/DE2620055C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2620055B2 (de) | 1978-08-24 |
| DE2620055A1 (de) | 1976-11-25 |
| US4059791A (en) | 1977-11-22 |
| GB1539921A (en) | 1979-02-07 |
| JPS51130101A (en) | 1976-11-12 |
| CA1062384A (en) | 1979-09-11 |
| JPS5429321B2 (enExample) | 1979-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |