JPS6462007A - Oscillator circuit - Google Patents
Oscillator circuitInfo
- Publication number
- JPS6462007A JPS6462007A JP63141910A JP14191088A JPS6462007A JP S6462007 A JPS6462007 A JP S6462007A JP 63141910 A JP63141910 A JP 63141910A JP 14191088 A JP14191088 A JP 14191088A JP S6462007 A JPS6462007 A JP S6462007A
- Authority
- JP
- Japan
- Prior art keywords
- sine wave
- amplifier
- duty cycle
- signal
- wave
- 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.)
- Pending
Links
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
- H03K3/0231—Astable circuits
- H03K3/02315—Stabilisation of output, e.g. using crystal
-
- 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
- H03B2200/0064—Pulse width, duty cycle or on/off ratio
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Pulse Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/089,711 US4825178A (en) | 1987-08-26 | 1987-08-26 | Oscillator with noise rejection and square wave output |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6462007A true JPS6462007A (en) | 1989-03-08 |
Family
ID=22219208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63141910A Pending JPS6462007A (en) | 1987-08-26 | 1988-06-10 | Oscillator circuit |
Country Status (3)
Country | Link |
---|---|
US (1) | US4825178A (ja) |
EP (1) | EP0304576A3 (ja) |
JP (1) | JPS6462007A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5373294A (en) * | 1993-07-12 | 1994-12-13 | Nec Electronics, Inc. | Current switch for a high speed DAC |
JP3860316B2 (ja) * | 1997-12-24 | 2006-12-20 | 東芝マイクロエレクトロニクス株式会社 | 安定化発振回路 |
CN111917377B (zh) * | 2019-05-07 | 2024-05-14 | 联华电子股份有限公司 | 晶体振荡器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59169211A (ja) * | 1983-03-09 | 1984-09-25 | アメリカン・テレフオン・アンド・テレグラフ・カムパニ− | 電子発振器 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3479812A (en) * | 1966-12-23 | 1969-11-25 | Simplex Time Recorder Co | Master clock |
US3868606A (en) * | 1973-09-28 | 1975-02-25 | Westinghouse Electric Corp | Q-multiplied crystal resonator for improved hf and vhf source stabilization |
US4068462A (en) * | 1976-05-17 | 1978-01-17 | Fairchild Camera And Instrument Corporation | Frequency adjustment circuit |
US4096451A (en) * | 1976-11-08 | 1978-06-20 | Rca Corporation | High signal-to-noise ratio negative resistance crystal oscillator |
DE2657977B1 (de) * | 1976-12-21 | 1977-10-13 | Siemens Ag | Impulsformer |
US4179671A (en) * | 1977-01-10 | 1979-12-18 | Citizen Watch Company Limited | Capacitor switching circuits for adjusting crystal oscillator frequency |
GB2018539B (en) * | 1978-03-17 | 1982-06-03 | Citizen Watch Co Ltd | Temperature compensation of quarty oscillators |
US4152675A (en) * | 1978-04-03 | 1979-05-01 | Motorola, Inc. | Crystal oscillator with adjustable duty cycle |
US4283691A (en) * | 1979-05-29 | 1981-08-11 | Hewlett-Packard Company | Crystal oscillator having low noise signal extraction circuit |
GB2063603B (en) * | 1979-10-05 | 1983-10-05 | Seikosha Kk | Frequency controlled oscillator circuit |
US4383224A (en) * | 1981-01-21 | 1983-05-10 | Bell Telephone Laboratories, Incorporated | NMOS Crystal oscillator |
FR2544929B1 (fr) * | 1983-04-20 | 1986-03-21 | Adret Electronique | Oscillateur a quartz a faible bruit |
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 |
US4591808A (en) * | 1984-12-26 | 1986-05-27 | Hughes Aircraft Company | High efficiency oscillator output stage and method of operation |
US4600899A (en) * | 1985-02-11 | 1986-07-15 | General Motors Corporation | Dual mode crystal phase shift transistor oscillator |
US4613829A (en) * | 1985-10-31 | 1986-09-23 | Rca Corporation | Switchable oscillator circuit |
-
1987
- 1987-08-26 US US07/089,711 patent/US4825178A/en not_active Expired - Fee Related
-
1988
- 1988-06-10 JP JP63141910A patent/JPS6462007A/ja active Pending
- 1988-06-21 EP EP88109840A patent/EP0304576A3/en not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59169211A (ja) * | 1983-03-09 | 1984-09-25 | アメリカン・テレフオン・アンド・テレグラフ・カムパニ− | 電子発振器 |
Also Published As
Publication number | Publication date |
---|---|
EP0304576A3 (en) | 1989-10-25 |
US4825178A (en) | 1989-04-25 |
EP0304576A2 (en) | 1989-03-01 |
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