FR2283581A1 - Oscillateur multifrequences a quartz - Google Patents
Oscillateur multifrequences a quartzInfo
- Publication number
- FR2283581A1 FR2283581A1 FR7429727A FR7429727A FR2283581A1 FR 2283581 A1 FR2283581 A1 FR 2283581A1 FR 7429727 A FR7429727 A FR 7429727A FR 7429727 A FR7429727 A FR 7429727A FR 2283581 A1 FR2283581 A1 FR 2283581A1
- Authority
- FR
- France
- Prior art keywords
- quartz
- capacitors
- oscillator
- frequency oscillator
- uses multiple
- 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.)
- Granted
Links
- 239000010453 quartz Substances 0.000 title abstract 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 5
- 239000003990 capacitor Substances 0.000 title 1
- 239000013078 crystal Substances 0.000 abstract 1
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
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
- H03B5/368—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current the means being voltage variable capacitance diodes
-
- 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
- H03B2200/0048—Circuit elements of oscillators including measures to switch the frequency band, e.g. by harmonic selection
-
- 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
- H03B2200/0056—Circuit elements of oscillators including a diode used for switching
-
- 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
- H03B2201/025—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements
- H03B2201/0258—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements the means comprising a diode
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7429727A FR2283581A1 (fr) | 1974-08-30 | 1974-08-30 | Oscillateur multifrequences a quartz |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7429727A FR2283581A1 (fr) | 1974-08-30 | 1974-08-30 | Oscillateur multifrequences a quartz |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2283581A1 true FR2283581A1 (fr) | 1976-03-26 |
FR2283581B1 FR2283581B1 (ja) | 1976-12-31 |
Family
ID=9142708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7429727A Granted FR2283581A1 (fr) | 1974-08-30 | 1974-08-30 | Oscillateur multifrequences a quartz |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2283581A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1038127B (de) * | 1956-09-26 | 1958-09-04 | Siemens Ag | Quarzkontrollierte Oszillatorschaltung |
US3243726A (en) * | 1962-07-27 | 1966-03-29 | Siemens Ag Albis | Crystal oscillator having plural, selectable feedback paths and adjustable frequencydetuning means |
DE1815563A1 (de) * | 1968-12-19 | 1970-06-25 | Telefunken Patent | Transistoroszillatorschaltung mit in der Rueckkopplungsleitung liegenden Schwingkristallen |
-
1974
- 1974-08-30 FR FR7429727A patent/FR2283581A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1038127B (de) * | 1956-09-26 | 1958-09-04 | Siemens Ag | Quarzkontrollierte Oszillatorschaltung |
US3243726A (en) * | 1962-07-27 | 1966-03-29 | Siemens Ag Albis | Crystal oscillator having plural, selectable feedback paths and adjustable frequencydetuning means |
DE1815563A1 (de) * | 1968-12-19 | 1970-06-25 | Telefunken Patent | Transistoroszillatorschaltung mit in der Rueckkopplungsleitung liegenden Schwingkristallen |
Also Published As
Publication number | Publication date |
---|---|
FR2283581B1 (ja) | 1976-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licenses | ||
ST | Notification of lapse |