BE684982A - - Google Patents
Info
- Publication number
- BE684982A BE684982A BE684982DA BE684982A BE 684982 A BE684982 A BE 684982A BE 684982D A BE684982D A BE 684982DA BE 684982 A BE684982 A BE 684982A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
- H03C3/22—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode
- H03C3/222—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode using bipolar transistors
-
- 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
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1203—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier being a single transistor
-
- 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
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
-
- 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
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
- H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
- H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
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- 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
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/003—Circuit elements of oscillators
- H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor
- H03B2200/0042—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor the capacitance diode being in the feedback path
-
- 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
- H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
- H03B2201/02—Varying the frequency of the oscillations by electronic means
- H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEJ0028707 | 1965-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE684982A true BE684982A (xx) | 1967-02-03 |
Family
ID=7203378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE684982D BE684982A (xx) | 1965-08-03 | 1966-08-03 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3370254A (xx) |
| BE (1) | BE684982A (xx) |
| GB (1) | GB1121439A (xx) |
| NL (1) | NL6610832A (xx) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1267277B (de) * | 1965-11-10 | 1968-05-02 | Nippon Electric Co | Transistorisierter Frequenzmodulator mit einem Clapp-Oszillator |
| US3582823A (en) * | 1969-02-24 | 1971-06-01 | Fairchild Camera Instr Co | Voltage controlled oscillator in which capacitive diodes become resistive during portions of each cycle |
| US3716854A (en) * | 1970-07-01 | 1973-02-13 | Minnesota Mining & Mfg | Radar detector |
| US3723906A (en) * | 1971-02-26 | 1973-03-27 | Zenith Radio Corp | Uhf oscillator |
| JPS5818815B2 (ja) * | 1974-07-05 | 1983-04-14 | ソニー株式会社 | カヘンシユウハスウハツシンソウチ |
| US4288875A (en) * | 1980-02-08 | 1981-09-08 | Rca Corporation | Controlled local oscillator with apparatus for extending its frequency range |
| US4670722A (en) * | 1981-03-09 | 1987-06-02 | The United States Of America As Represented By The Secretary Of The Navy | FET oscillator having controllable reactance element-controlled two port feedback network |
| JPS58200606A (ja) * | 1982-05-17 | 1983-11-22 | Sharp Corp | 発振回路 |
| GB2123630A (en) * | 1982-09-21 | 1984-02-01 | Frank Woodcock | Signal modulating circuitry |
| JPS5970026A (ja) * | 1982-10-13 | 1984-04-20 | Hitachi Ltd | 発振回路 |
| NL8401174A (nl) * | 1984-04-12 | 1985-11-01 | Philips Nv | Afsteminrichting. |
| US5039956A (en) * | 1987-11-17 | 1991-08-13 | Amp Incorporated | Frequency synthesizer for frequency agile modem |
| JPH0394841U (xx) * | 1990-01-18 | 1991-09-27 | ||
| US10187070B2 (en) | 2013-11-26 | 2019-01-22 | Washington State University | Local oscilator distribution and phase shifting circuits |
| US10122326B2 (en) * | 2016-11-04 | 2018-11-06 | Qualcomm Incorporated | Systems and methods providing loadline modulation of a power amplifier |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2543891A (en) * | 1948-08-04 | 1951-03-06 | Rca Corp | Variable ultra high frequency circuits |
| NL298376A (xx) * | 1962-09-28 | |||
| US3316498A (en) * | 1966-07-08 | 1967-04-25 | Gen Precision Inc | Voltage controlled oscillator having forward biased diode |
-
1966
- 1966-07-01 GB GB29688/66A patent/GB1121439A/en not_active Expired
- 1966-07-25 US US567414A patent/US3370254A/en not_active Expired - Lifetime
- 1966-08-02 NL NL6610832A patent/NL6610832A/xx unknown
- 1966-08-03 BE BE684982D patent/BE684982A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6610832A (xx) | 1967-02-06 |
| US3370254A (en) | 1968-02-20 |
| GB1121439A (en) | 1968-07-24 |