FI800315A - Frekvensstyrbar kvartsoskillator med stort dragomraode - Google Patents
Frekvensstyrbar kvartsoskillator med stort dragomraodeInfo
- Publication number
- FI800315A FI800315A FI800315A FI800315A FI800315A FI 800315 A FI800315 A FI 800315A FI 800315 A FI800315 A FI 800315A FI 800315 A FI800315 A FI 800315A FI 800315 A FI800315 A FI 800315A
- Authority
- FI
- Finland
- Prior art keywords
- series circuit
- resistor
- terminal
- voltage supply
- quartz crystal
- Prior art date
Links
- 239000013078 crystal Substances 0.000 abstract 6
- 239000010453 quartz Substances 0.000 abstract 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 5
- 239000003990 capacitor Substances 0.000 abstract 4
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
- H03B5/30—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
- H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
- H03B19/06—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes
- H03B19/14—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a semiconductor device
-
- 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
-
- 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
- H03B2200/0082—Lowering the supply voltage and saving power
-
- 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
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Burglar Alarm Systems (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2904045A DE2904045C2 (de) | 1979-02-02 | 1979-02-02 | Quarzoszillator mit gemischt induktiver und kapazitiver Schwingfrequenzsteuerung |
Publications (1)
Publication Number | Publication Date |
---|---|
FI800315A true FI800315A (fi) | 1980-08-03 |
Family
ID=6062041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI800315A FI800315A (fi) | 1979-02-02 | 1980-02-01 | Frekvensstyrbar kvartsoskillator med stort dragomraode |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0014387B1 (fi) |
AT (1) | ATE2639T1 (fi) |
DE (2) | DE2904045C2 (fi) |
FI (1) | FI800315A (fi) |
NO (1) | NO150379C (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3766833D1 (de) * | 1986-01-09 | 1991-02-07 | Siemens Ag | Frequenzsteuerbarer quarzoszillator. |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3026487A (en) * | 1959-06-30 | 1962-03-20 | Ibm | Pulse generators |
US3227968A (en) * | 1962-01-09 | 1966-01-04 | Bendix Corp | Frequency modulated crystal controlled oscillator |
US3302138A (en) * | 1965-08-18 | 1967-01-31 | Harry C Brown | Voltage controlled crystal oscillator |
DE1591524B2 (de) * | 1966-08-09 | 1971-09-23 | Societa Italiana Telecommunicazioni Siemens S.P.A., Mailand (Italien) | Frequenzmodulator |
US3697885A (en) * | 1970-12-04 | 1972-10-10 | Rca Corp | Automatic frequency control circuits |
US3761840A (en) * | 1972-07-21 | 1973-09-25 | Honeywell Inf Systems | Voltage controllable crystal digital clock |
DE2310722B2 (de) * | 1973-03-03 | 1979-12-20 | Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg | In der Frequenz modulierbare Oszillatorschaltung mit einem Schwingkristall und mit einem Transistor |
JPS49135558A (fi) * | 1973-04-27 | 1974-12-27 | ||
US3958190A (en) * | 1975-03-31 | 1976-05-18 | Motorola, Inc. | Low harmonic crystal oscillator |
US4001724A (en) * | 1975-06-25 | 1977-01-04 | Motorola, Inc. | Variable high frequency crystal oscillator |
DE2549943C3 (de) * | 1975-11-07 | 1979-06-28 | Sennheiser Electronic Kg, 3002 Wedemark | Schaltungsanordnung zur Frequenzmodulation |
DE2818374C2 (de) * | 1978-04-26 | 1984-06-07 | Siemens AG, 1000 Berlin und 8000 München | Frequenzsteuerbarer Quarzoszillator mit großem Ziehbereich |
-
1979
- 1979-02-02 DE DE2904045A patent/DE2904045C2/de not_active Expired
- 1979-12-19 NO NO794155A patent/NO150379C/no unknown
-
1980
- 1980-01-23 DE DE8080100356T patent/DE3062091D1/de not_active Expired
- 1980-01-23 EP EP80100356A patent/EP0014387B1/de not_active Expired
- 1980-01-23 AT AT80100356T patent/ATE2639T1/de not_active IP Right Cessation
- 1980-02-01 FI FI800315A patent/FI800315A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO150379C (no) | 1984-10-03 |
NO794155L (no) | 1980-08-05 |
EP0014387B1 (de) | 1983-02-23 |
DE2904045C2 (de) | 1982-04-15 |
EP0014387A1 (de) | 1980-08-20 |
ATE2639T1 (de) | 1983-03-15 |
NO150379B (no) | 1984-06-25 |
DE2904045A1 (de) | 1980-08-07 |
DE3062091D1 (en) | 1983-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: SIEMENS AKTIENGESELLSCHAFT |