JPS4991169A - - Google Patents

Info

Publication number
JPS4991169A
JPS4991169A JP49273A JP49273A JPS4991169A JP S4991169 A JPS4991169 A JP S4991169A JP 49273 A JP49273 A JP 49273A JP 49273 A JP49273 A JP 49273A JP S4991169 A JPS4991169 A JP S4991169A
Authority
JP
Japan
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
JP49273A
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 filed Critical
Priority to JP49273A priority Critical patent/JPS4991169A/ja
Priority to GB5962373A priority patent/GB1424559A/en
Publication of JPS4991169A publication Critical patent/JPS4991169A/ja
Priority to HK51878A priority patent/HK51878A/xx
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • 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
    • H03B5/364—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 comprising field effect transistors
    • 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
    • H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
    • H03K3/354—Astable circuits
    • H03K3/3545—Stabilisation of output, e.g. using crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
JP49273A 1972-12-29 1972-12-29 Pending JPS4991169A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP49273A JPS4991169A (ja) 1972-12-29 1972-12-29
GB5962373A GB1424559A (en) 1972-12-29 1973-12-21 Piezo-electric crystal oscillators
HK51878A HK51878A (en) 1972-12-29 1978-09-14 Improvements in or relating to piezo-electric crystal oscillators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49273A JPS4991169A (ja) 1972-12-29 1972-12-29

Publications (1)

Publication Number Publication Date
JPS4991169A true JPS4991169A (ja) 1974-08-30

Family

ID=11475243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49273A Pending JPS4991169A (ja) 1972-12-29 1972-12-29

Country Status (3)

Country Link
JP (1) JPS4991169A (ja)
GB (1) GB1424559A (ja)
HK (1) HK51878A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10162912B4 (de) * 2001-12-20 2006-09-28 Infineon Technologies Ag Quarzoszillatorschaltung

Also Published As

Publication number Publication date
HK51878A (en) 1978-09-22
GB1424559A (en) 1976-02-11

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