IT990242B - Perfezionamento nei circuiti oscil latori a cristallo di quarzo - Google Patents

Perfezionamento nei circuiti oscil latori a cristallo di quarzo

Info

Publication number
IT990242B
IT990242B IT52003/73A IT5200373A IT990242B IT 990242 B IT990242 B IT 990242B IT 52003/73 A IT52003/73 A IT 52003/73A IT 5200373 A IT5200373 A IT 5200373A IT 990242 B IT990242 B IT 990242B
Authority
IT
Italy
Prior art keywords
field effect
mos field
circuit
quartz crystal
self
Prior art date
Application number
IT52003/73A
Other languages
English (en)
Original Assignee
Suwa Seikosha Kk
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 Suwa Seikosha Kk filed Critical Suwa Seikosha Kk
Application granted granted Critical
Publication of IT990242B publication Critical patent/IT990242B/it

Links

Classifications

    • 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
    • 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
    • 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
    • H03B5/02—Details
    • H03B5/04—Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Peptides Or Proteins (AREA)
  • Credit Cards Or The Like (AREA)
  • Holo Graphy (AREA)
IT52003/73A 1972-08-28 1973-08-13 Perfezionamento nei circuiti oscil latori a cristallo di quarzo IT990242B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47085270A JPS4941055A (it) 1972-08-28 1972-08-28

Publications (1)

Publication Number Publication Date
IT990242B true IT990242B (it) 1975-06-20

Family

ID=13853866

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52003/73A IT990242B (it) 1972-08-28 1973-08-13 Perfezionamento nei circuiti oscil latori a cristallo di quarzo

Country Status (10)

Country Link
US (1) US3889211A (it)
JP (1) JPS4941055A (it)
CH (2) CH618834B (it)
DE (1) DE2343386B2 (it)
ES (1) ES418029A1 (it)
FR (1) FR2198309B1 (it)
GB (1) GB1412549A (it)
HK (1) HK4278A (it)
IT (1) IT990242B (it)
MY (1) MY7800073A (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH580358A5 (it) * 1974-09-20 1976-09-30 Centre Electron Horloger
JPS5199454A (it) * 1975-02-28 1976-09-02 Hitachi Ltd
JPS5212446U (it) * 1975-07-16 1977-01-28
CH600678A5 (it) * 1975-08-12 1978-06-30 Centre Electron Horloger
US4048590A (en) * 1976-07-21 1977-09-13 General Electric Company Integrated crystal oscillator circuit with few external components
JPS5318944U (it) * 1976-07-26 1978-02-17
DE2826900B2 (de) * 1977-06-20 1981-05-07 Hitachi, Ltd., Tokyo Spannungsabgestimmter Oszillator
US4142161A (en) * 1978-02-16 1979-02-27 Timex Corporation Crystal oscillator
JPS6165409A (ja) * 1984-09-06 1986-04-04 Koushinraido Hakuyo Suishin Plant Gijutsu Kenkyu Kumiai 電磁石
US4821096A (en) * 1985-12-23 1989-04-11 Intel Corporation Excess energy protection device
JPH0372669A (ja) * 1989-05-17 1991-03-27 Toshiba Corp 半導体集積回路装置およびその製造方法
US5331296A (en) * 1992-10-16 1994-07-19 National Semiconductor Corporation Oscillator having controllable frequency compensation for suppressing undesired frequency of oscillation
JPH07162237A (ja) * 1993-12-07 1995-06-23 Nec Corp 発振回路
US5450042A (en) * 1994-06-08 1995-09-12 Delco Electronics Corporation Low distortion crystal oscillator circuit
JP3204211B2 (ja) * 1998-04-27 2001-09-04 松下電器産業株式会社 発振装置
EP2779456B1 (en) * 2013-03-15 2018-08-29 Dialog Semiconductor B.V. Method for reducing overdrive need in mos switching and logic circuit
US10734958B2 (en) * 2016-08-09 2020-08-04 Mediatek Inc. Low-voltage high-speed receiver

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH417779A (fr) * 1964-03-26 1966-07-31 Suisse Horlogerie Dispositif électronique comprenant au moins un circuit électronique intégré
US3392341A (en) * 1965-09-10 1968-07-09 Rca Corp Self-biased field effect transistor amplifier
US3568091A (en) * 1969-02-26 1971-03-02 Hamilton Watch Co Astable multivibrator using two complementary transistor pairs
US3676801A (en) * 1970-10-28 1972-07-11 Motorola Inc Stabilized complementary micro-power square wave oscillator
US3678293A (en) * 1971-01-08 1972-07-18 Gen Instrument Corp Self-biasing inverter
US3757510A (en) * 1972-07-03 1973-09-11 Hughes Aircraft Co High frequency electronic watch with low power dissipation

Also Published As

Publication number Publication date
CH641924GA3 (it) 1984-03-30
DE2343386B2 (de) 1978-04-27
HK4278A (en) 1978-01-27
GB1412549A (en) 1975-11-05
CH618834GA3 (it) 1980-08-29
JPS4941055A (it) 1974-04-17
FR2198309A1 (it) 1974-03-29
DE2343386A1 (de) 1974-03-14
CH641924B (de)
ES418029A1 (es) 1976-02-01
MY7800073A (en) 1978-12-31
FR2198309B1 (it) 1977-09-09
US3889211A (en) 1975-06-10
CH618834B (fr)

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