JPS5366145A - Oscillator circuit - Google Patents

Oscillator circuit

Info

Publication number
JPS5366145A
JPS5366145A JP14127476A JP14127476A JPS5366145A JP S5366145 A JPS5366145 A JP S5366145A JP 14127476 A JP14127476 A JP 14127476A JP 14127476 A JP14127476 A JP 14127476A JP S5366145 A JPS5366145 A JP S5366145A
Authority
JP
Japan
Prior art keywords
oscillator circuit
transistor
transistors
bias
detected
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
Application number
JP14127476A
Other languages
Japanese (ja)
Inventor
Isao Kawachi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP14127476A priority Critical patent/JPS5366145A/en
Publication of JPS5366145A publication Critical patent/JPS5366145A/en
Pending legal-status Critical Current

Links

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

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)

Abstract

PURPOSE:To prevent thermal breakdown of transistors by bias-controlling a transistor by the output by which the overcurrent flowing to the transistor of an oscillator circuit is detected.
JP14127476A 1976-11-26 1976-11-26 Oscillator circuit Pending JPS5366145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14127476A JPS5366145A (en) 1976-11-26 1976-11-26 Oscillator circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14127476A JPS5366145A (en) 1976-11-26 1976-11-26 Oscillator circuit

Publications (1)

Publication Number Publication Date
JPS5366145A true JPS5366145A (en) 1978-06-13

Family

ID=15288069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14127476A Pending JPS5366145A (en) 1976-11-26 1976-11-26 Oscillator circuit

Country Status (1)

Country Link
JP (1) JPS5366145A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS606321U (en) * 1983-06-23 1985-01-17 ソニー株式会社 Hartley oscillation circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS606321U (en) * 1983-06-23 1985-01-17 ソニー株式会社 Hartley oscillation circuit

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