FR2633466B1 - MODULAR AND TEMPERATURE COMPENSATED QUARTZ OSCILL ATOR - Google Patents
MODULAR AND TEMPERATURE COMPENSATED QUARTZ OSCILL ATORInfo
- Publication number
- FR2633466B1 FR2633466B1 FR8808649A FR8808649A FR2633466B1 FR 2633466 B1 FR2633466 B1 FR 2633466B1 FR 8808649 A FR8808649 A FR 8808649A FR 8808649 A FR8808649 A FR 8808649A FR 2633466 B1 FR2633466 B1 FR 2633466B1
- Authority
- FR
- France
- Prior art keywords
- modular
- temperature compensated
- compensated quartz
- oscill
- ator
- 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 - Fee Related
Links
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 title 1
- 239000010453 quartz Substances 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 1
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
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
-
- 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
- H03B2200/006—Functional aspects of oscillators
- H03B2200/0062—Bias and operating point
-
- 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
- H03B2200/006—Functional aspects of oscillators
- H03B2200/0088—Reduction of noise
-
- 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
-
- 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
- H03B5/02—Details
- H03B5/04—Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature
-
- 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
- H03C—MODULATION
- H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
- H03C2200/0037—Functional aspects of modulators
- H03C2200/0087—Measures to address temperature induced variations of modulation
- H03C2200/0091—Measures to address temperature induced variations of modulation by stabilising the temperature
-
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8808649A FR2633466B1 (en) | 1988-06-28 | 1988-06-28 | MODULAR AND TEMPERATURE COMPENSATED QUARTZ OSCILL ATOR |
AU36462/89A AU618607B2 (en) | 1988-06-28 | 1989-06-15 | Controllable, temperature compensated crystal oscillation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8808649A FR2633466B1 (en) | 1988-06-28 | 1988-06-28 | MODULAR AND TEMPERATURE COMPENSATED QUARTZ OSCILL ATOR |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2633466A1 FR2633466A1 (en) | 1989-12-29 |
FR2633466B1 true FR2633466B1 (en) | 1990-09-21 |
Family
ID=9367791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8808649A Expired - Fee Related FR2633466B1 (en) | 1988-06-28 | 1988-06-28 | MODULAR AND TEMPERATURE COMPENSATED QUARTZ OSCILL ATOR |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU618607B2 (en) |
FR (1) | FR2633466B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5097228A (en) * | 1991-02-28 | 1992-03-17 | Hewlett-Packard Company | Wideband oscillator with bias compensation |
JP2000516430A (en) * | 1997-06-06 | 2000-12-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Compensation for oscillator frequency shift |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1516863A1 (en) * | 1966-04-28 | 1969-08-28 | Telefunken Patent | Transistorized butler oscillator |
US3958190A (en) * | 1975-03-31 | 1976-05-18 | Motorola, Inc. | Low harmonic crystal oscillator |
US4297655A (en) * | 1978-10-20 | 1981-10-27 | Nippon Electric Co., Ltd. | Temperature compensated crystal oscillator |
IT7923479A0 (en) * | 1979-06-12 | 1979-06-12 | Sits Soc It Telecom Siemens | CIRCUIT ARRANGEMENT SUITABLE TO COMPENSATE THE FREQUENCY VARIATIONS, DEPENDING ON THE TEMPERATURE VARIATIONS, OF A QUARTZ OSCILLATOR. |
GB2121629B (en) * | 1982-05-18 | 1985-10-23 | Standard Telephones Cables Ltd | Temperature controlled crystal oscillator |
US4550293A (en) * | 1984-01-27 | 1985-10-29 | The United States Of America As Represented By The Secretary Of The Air Force | Narrow deviation voltage controlled crystal oscillator |
DE3629658A1 (en) * | 1986-08-30 | 1988-03-10 | Bosch Gmbh Robert | Temperature-compensated crystal oscillator |
-
1988
- 1988-06-28 FR FR8808649A patent/FR2633466B1/en not_active Expired - Fee Related
-
1989
- 1989-06-15 AU AU36462/89A patent/AU618607B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
FR2633466A1 (en) | 1989-12-29 |
AU618607B2 (en) | 1992-01-02 |
AU3646289A (en) | 1990-01-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |