DK136290C - - Google Patents
Info
- Publication number
- DK136290C DK136290C DK139471A DK139471A DK136290C DK 136290 C DK136290 C DK 136290C DK 139471 A DK139471 A DK 139471A DK 139471 A DK139471 A DK 139471A DK 136290 C DK136290 C DK 136290C
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
- H03B5/1841—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator
- H03B5/1847—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator the active element in the amplifier being a semiconductor device
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2189870A | 1970-03-23 | 1970-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK136290B DK136290B (da) | 1977-09-19 |
| DK136290C true DK136290C (es) | 1978-03-28 |
Family
ID=21806730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK139471AA DK136290B (da) | 1970-03-23 | 1971-03-22 | Elektronisk afstemt UHF-fjersynstuner med frekvensparalleltløbende afstemmelige kredsløb. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3651409A (es) |
| JP (1) | JPS5013601B1 (es) |
| AT (1) | AT312717B (es) |
| BE (1) | BE764662A (es) |
| CA (1) | CA932821A (es) |
| DE (1) | DE2113867C3 (es) |
| DK (1) | DK136290B (es) |
| ES (1) | ES389482A1 (es) |
| FR (1) | FR2083496B1 (es) |
| GB (1) | GB1309211A (es) |
| NL (1) | NL7103824A (es) |
| SE (1) | SE366440B (es) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3649937A (en) * | 1970-03-23 | 1972-03-14 | Rca Corp | Electronically tuned ultra high frequency television tuner |
| DE2330739C2 (de) * | 1973-06-16 | 1982-03-04 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Bedienungseinrichtung für ein Fernsehempfangsgerät |
| US3909726A (en) * | 1973-09-26 | 1975-09-30 | Zenith Radio Corp | UHF Hybrid tuner |
| US3818349A (en) * | 1973-10-01 | 1974-06-18 | Zenith Radio Corp | Thick film vhf tuner wherein uhf subchassis is used as external ground element for vhf tuner |
| US4121182A (en) * | 1976-02-26 | 1978-10-17 | Matsushita Electric Industrial Co., Limited | Electrical tuning circuit |
| US4145659A (en) * | 1977-05-25 | 1979-03-20 | General Electric Company | UHF electronic tuner |
| JPS6017951Y2 (ja) * | 1979-12-31 | 1985-05-31 | アルプス電気株式会社 | チュ−ナ装置の共振回路構造 |
| US4468644A (en) * | 1982-09-23 | 1984-08-28 | General Instrument Corp. | Tunable reject filter for radar warning receiver |
| US4621241A (en) * | 1985-06-07 | 1986-11-04 | Vari-L Company, Inc. | Wide range electronic oscillator |
| US4814729A (en) * | 1987-12-09 | 1989-03-21 | Rockwell International Corporation | Precisely tunable impatt diode module for weather radar apparatus |
| TW443717U (en) * | 1996-06-28 | 2001-06-23 | Sharp Kk | Tuner structure and cable modem tuner using the same |
| EP1032974A4 (en) * | 1997-06-11 | 2001-04-25 | Vari L Co | CONTINUOUSLY ADJUSTABLE RESONATOR |
| GB0126219D0 (en) * | 2001-11-01 | 2002-01-02 | Koninkl Philips Electronics Nv | Tunable filter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1266373C2 (de) * | 1964-02-01 | 1973-05-24 | Telefunken Patent | Abstimmeinrichtung fuer mehrere getrennte Frequenzbereiche |
| US3419813A (en) * | 1967-06-22 | 1968-12-31 | Rca Corp | Wide-band transistor power amplifier using a short impedance matching section |
| US3483483A (en) * | 1967-09-20 | 1969-12-09 | Fernsehgeratewerke Stassfurt V | Transistor oscillator with strip-conductor interstage coupling |
| US3512105A (en) * | 1968-04-29 | 1970-05-12 | Fairchild Camera Instr Co | Linear voltage tuned microwave resonant circuits and oscillators |
-
1970
- 1970-03-23 US US21898A patent/US3651409A/en not_active Expired - Lifetime
-
1971
- 1971-03-01 CA CA106570A patent/CA932821A/en not_active Expired
- 1971-03-19 SE SE03580/71A patent/SE366440B/xx unknown
- 1971-03-22 DK DK139471AA patent/DK136290B/da unknown
- 1971-03-22 NL NL7103824A patent/NL7103824A/xx not_active Application Discontinuation
- 1971-03-22 BE BE764662A patent/BE764662A/xx unknown
- 1971-03-22 FR FR717109984A patent/FR2083496B1/fr not_active Expired
- 1971-03-23 DE DE2113867A patent/DE2113867C3/de not_active Expired
- 1971-03-23 JP JP46016783A patent/JPS5013601B1/ja active Pending
- 1971-03-23 ES ES389482A patent/ES389482A1/es not_active Expired
- 1971-03-23 AT AT250671A patent/AT312717B/de not_active IP Right Cessation
- 1971-04-19 GB GB2418071*A patent/GB1309211A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3651409A (en) | 1972-03-21 |
| AT312717B (de) | 1974-01-10 |
| DE2113867B2 (de) | 1973-04-05 |
| GB1309211A (en) | 1973-03-07 |
| FR2083496A1 (es) | 1971-12-17 |
| ES389482A1 (es) | 1973-06-01 |
| BE764662A (fr) | 1971-08-16 |
| JPS5013601B1 (es) | 1975-05-21 |
| CA932821A (en) | 1973-08-28 |
| DE2113867C3 (de) | 1973-10-18 |
| DE2113867A1 (de) | 1971-10-14 |
| FR2083496B1 (es) | 1973-06-08 |
| NL7103824A (es) | 1971-09-27 |
| SE366440B (es) | 1974-04-22 |
| DK136290B (da) | 1977-09-19 |