CH558612A - OSCILLATOR CIRCUIT. - Google Patents
OSCILLATOR CIRCUIT.Info
- Publication number
- CH558612A CH558612A CH31974A CH31974A CH558612A CH 558612 A CH558612 A CH 558612A CH 31974 A CH31974 A CH 31974A CH 31974 A CH31974 A CH 31974A CH 558612 A CH558612 A CH 558612A
- Authority
- CH
- Switzerland
- Prior art keywords
- oscillator circuit
- oscillator
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
- H03J7/10—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
-
- 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
- H03B5/1206—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 using multiple transistors for amplification
- H03B5/1218—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 using multiple transistors for amplification the generator being of the balanced type
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using FET type devices
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33373873A | 1973-02-20 | 1973-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH558612A true CH558612A (en) | 1975-01-31 |
Family
ID=23304054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH31974A CH558612A (en) | 1973-02-20 | 1974-01-10 | OSCILLATOR CIRCUIT. |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS49115454A (en) |
BE (1) | BE809527A (en) |
CH (1) | CH558612A (en) |
DE (1) | DE2402459A1 (en) |
FR (1) | FR2218694B3 (en) |
NL (1) | NL7402205A (en) |
-
1973
- 1973-12-17 JP JP48139725A patent/JPS49115454A/ja active Pending
-
1974
- 1974-01-08 BE BE139634A patent/BE809527A/en unknown
- 1974-01-10 CH CH31974A patent/CH558612A/en not_active IP Right Cessation
- 1974-01-18 DE DE2402459A patent/DE2402459A1/en active Pending
- 1974-01-22 FR FR7402113A patent/FR2218694B3/fr not_active Expired
- 1974-02-18 NL NL7402205A patent/NL7402205A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
JPS49115454A (en) | 1974-11-05 |
NL7402205A (en) | 1974-08-22 |
FR2218694B3 (en) | 1976-11-05 |
BE809527A (en) | 1974-05-02 |
DE2402459A1 (en) | 1974-08-22 |
FR2218694A1 (en) | 1974-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |