JPH0531844B2 - - Google Patents
Info
- Publication number
- JPH0531844B2 JPH0531844B2 JP58095354A JP9535483A JPH0531844B2 JP H0531844 B2 JPH0531844 B2 JP H0531844B2 JP 58095354 A JP58095354 A JP 58095354A JP 9535483 A JP9535483 A JP 9535483A JP H0531844 B2 JPH0531844 B2 JP H0531844B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- current
- constant current
- transistors
- collector
- 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 - Lifetime
Links
- 230000010355 oscillation Effects 0.000 claims description 30
- 239000003990 capacitor Substances 0.000 claims description 11
- 230000035945 sensitivity Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 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
-
- 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
- H03B5/362—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 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
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/0002—Types of oscillators
- H03B2200/0008—Colpitts oscillator
-
- 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
- H03B2200/0036—Circuit elements of oscillators including an emitter or source coupled transistor pair or a long tail pair
-
- 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
- H03B2200/0092—Measures to linearise or reduce distortion of oscillator characteristics
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58095354A JPS59221009A (ja) | 1983-05-30 | 1983-05-30 | 可変周波数発振回路 |
CA000453114A CA1215437A (en) | 1983-05-25 | 1984-04-30 | Variable frequency oscillating circuit |
US06/606,605 US4581593A (en) | 1983-05-25 | 1984-05-03 | Variable frequency oscillating circuit |
NL8401633A NL192166C (nl) | 1983-05-25 | 1984-05-22 | Schakeling voor het opwekken van een wisselstroomsignaal met een instel- bare frequentie. |
FR848408162A FR2546686B1 (fr) | 1983-05-25 | 1984-05-24 | Circuit oscillant a frequence variable se presentant sous forme d'un circuit integre |
GB08413273A GB2141299B (en) | 1983-05-25 | 1984-05-24 | Variable frequency oscillator |
DE3419654A DE3419654C2 (de) | 1983-05-25 | 1984-05-25 | Schaltungsanordnung zur Erzeugung eines Wechselstromsignals mit steuerbarer Frequenz |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58095354A JPS59221009A (ja) | 1983-05-30 | 1983-05-30 | 可変周波数発振回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59221009A JPS59221009A (ja) | 1984-12-12 |
JPH0531844B2 true JPH0531844B2 (en]) | 1993-05-13 |
Family
ID=14135318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58095354A Granted JPS59221009A (ja) | 1983-05-25 | 1983-05-30 | 可変周波数発振回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59221009A (en]) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04117004A (ja) * | 1990-08-31 | 1992-04-17 | Nec Ic Microcomput Syst Ltd | 電圧制御発振器 |
-
1983
- 1983-05-30 JP JP58095354A patent/JPS59221009A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59221009A (ja) | 1984-12-12 |
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