CH620087GA3 - - Google Patents

Download PDF

Info

Publication number
CH620087GA3
CH620087GA3 CH226779A CH226779A CH620087GA3 CH 620087G A3 CH620087G A3 CH 620087GA3 CH 226779 A CH226779 A CH 226779A CH 226779 A CH226779 A CH 226779A CH 620087G A3 CH620087G A3 CH 620087GA3
Authority
CH
Switzerland
Prior art keywords
frequency
oscillator
quartz oscillator
high frequency
quartz
Prior art date
Application number
CH226779A
Other languages
English (en)
Other versions
CH620087B (de
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
Publication of CH620087B publication Critical patent/CH620087B/xx
Application filed filed Critical
Priority to CH226779A priority Critical patent/CH620087B/xx
Priority to EP80810066A priority patent/EP0015873B2/fr
Priority to DE8080810066T priority patent/DE3062665D1/de
Priority to US06/126,154 priority patent/US4344046A/en
Priority to JP2906480A priority patent/JPS55124311A/ja
Publication of CH620087GA3 publication Critical patent/CH620087GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/027—Circuits for deriving low frequency timing pulses from pulses of higher frequency by combining pulse-trains of different frequencies, e.g. obtained from two independent oscillators or from a common oscillator by means of different frequency dividing ratios

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electric Clocks (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CH226779A 1979-03-09 1979-03-09 Oszillator mit einem hochfrequenz-quarzresonator. CH620087B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH226779A CH620087B (de) 1979-03-09 1979-03-09 Oszillator mit einem hochfrequenz-quarzresonator.
EP80810066A EP0015873B2 (fr) 1979-03-09 1980-02-22 Oscillateur avec un résonateur basse fréquence à quartz
DE8080810066T DE3062665D1 (en) 1979-03-09 1980-02-22 Oscillator with a low frequency quartz resonator
US06/126,154 US4344046A (en) 1979-03-09 1980-02-29 Signal generator including high and low frequency oscillators
JP2906480A JPS55124311A (en) 1979-03-09 1980-03-07 Oscillator having high frequency crystal resonator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH226779A CH620087B (de) 1979-03-09 1979-03-09 Oszillator mit einem hochfrequenz-quarzresonator.

Publications (2)

Publication Number Publication Date
CH620087B CH620087B (de)
CH620087GA3 true CH620087GA3 (fr) 1980-11-14

Family

ID=4229764

Family Applications (1)

Application Number Title Priority Date Filing Date
CH226779A CH620087B (de) 1979-03-09 1979-03-09 Oszillator mit einem hochfrequenz-quarzresonator.

Country Status (5)

Country Link
US (1) US4344046A (fr)
EP (1) EP0015873B2 (fr)
JP (1) JPS55124311A (fr)
CH (1) CH620087B (fr)
DE (1) DE3062665D1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH626500B (de) * 1980-01-10 Suisse Horlogerie Oszillator mit digitaler temperaturkompensation.
CH643106B (fr) * 1980-11-26 Suisse Horlogerie Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.
US4443116A (en) * 1981-01-09 1984-04-17 Citizen Watch Company Limited Electronic timepiece
JPS5843187A (ja) * 1981-09-03 1983-03-12 Fuji Electric Co Ltd 可変周波発振方式
US5428315A (en) * 1985-01-22 1995-06-27 The United States Of America As Represented By The Secreatry Of The Army Method of making radiation hardened quartz crystal oscillators
JPS6238605A (ja) * 1985-08-13 1987-02-19 Nec Corp 水晶発振器
US5179359A (en) * 1992-03-16 1993-01-12 Hughes Aircraft Company Digitally controlled frequency generator including a crystal oscillator
DE19618094C2 (de) * 1996-05-06 1999-06-02 Sgs Thomson Microelectronics Steuerschaltung mit nachstimmbarem Standby-Oszillator
JPH10190568A (ja) * 1996-12-27 1998-07-21 Matsushita Electric Ind Co Ltd 無線受信装置
US5844435A (en) * 1997-03-11 1998-12-01 Lucent Technologies Inc Low power, high accuracy clock circuit and method for integrated circuits
US5831485A (en) * 1997-09-04 1998-11-03 Tektronix, Inc. Method and apparatus for producing a temperature stable frequency using two oscillators
EP1117017B1 (fr) * 2000-01-10 2009-09-09 ETA SA Manufacture Horlogère Suisse Dispositif pour produire un signal ayant une fréquence sensiblement indépendante de la température
WO2003021600A2 (fr) * 2001-08-29 2003-03-13 Analog Devices, Inc. Procedes et appareil d'utilisation du mode rafale d'une memoire flash destines a l'amelioration de l'efficacite d'un processeur
US7019680B2 (en) * 2003-04-25 2006-03-28 Jackson Gregory P Hand-held, continuously variable, remote controller
FR2854992B1 (fr) * 2003-05-15 2005-07-01 Suisse Electronique Microtech Architecture pour base de temps
EP2525265B1 (fr) * 2011-05-14 2015-06-03 Johnson Controls Automotive Electronics GmbH Procédé de fonctionnement d'un dispositif d'horloge
CN104143961B (zh) * 2014-07-25 2018-01-19 广东大普通信技术有限公司 一种恒温晶体振荡器频率校准方法、装置及系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364439A (en) * 1966-10-07 1968-01-16 Tele Signal Corp Frequency corrected digital clock with memory in phase control loop
JPS5071362A (fr) * 1973-10-24 1975-06-13
JPS6035637B2 (ja) * 1975-06-05 1985-08-15 シチズン時計株式会社 電子時計
GB1570660A (en) * 1976-06-30 1980-07-02 Suwa Seikosha Kk Electronic timepiece
JPS5388762A (en) * 1976-12-27 1978-08-04 Seiko Epson Corp Electronic watch with temperature compensation
JPS5428177A (en) * 1977-08-04 1979-03-02 Seiko Epson Corp Electronic watch
JPS5428178A (en) * 1977-08-04 1979-03-02 Seiko Epson Corp Electronic watch
JPS5550191A (en) * 1978-10-06 1980-04-11 Citizen Watch Co Ltd Electronic timepiece

Also Published As

Publication number Publication date
EP0015873B2 (fr) 1986-06-11
EP0015873B1 (fr) 1983-04-13
JPS6347002B2 (fr) 1988-09-20
EP0015873A1 (fr) 1980-09-17
DE3062665D1 (en) 1983-05-19
CH620087B (de)
JPS55124311A (en) 1980-09-25
US4344046A (en) 1982-08-10

Similar Documents

Publication Publication Date Title
DE3062665D1 (en) Oscillator with a low frequency quartz resonator
JPS5528680A (en) Oscillation circuit
JPS51138479A (en) Digital clock with electric source selection circuit for oscilator and frequency divider
JPS53129570A (en) Crystal oscillator circuit
JPS53101473A (en) Electronic watch
JPS53129571A (en) Crystal oscillator circuit
JPS5296570A (en) Power saving method of crystal wristwatch
JPS53140070A (en) Electronic watch
JPS5368154A (en) Highly stable crystal oscillator
JPS5299863A (en) Electronic timepiece
JPS5275290A (en) Tuning fork type crystal resonator
JPS54123861A (en) Crystal oscillation circuit for electronic watch
JPS55106380A (en) Watch with radio
JPS5633586A (en) Temperature compensation process for time piece with quartz
JPS537164A (en) Solid oscillator
JPS5267241A (en) Electronic watch
JPS5225544A (en) Microwave oscillator
JPS53116763A (en) Crystal oscillator circuit
JPS51149755A (en) Electronic clock
JPS5275162A (en) Quartz crystal oscillator
JPS54109394A (en) Temperature compensation method for liquid crystal display unit
JPS5483751A (en) Solid oscillator
JPS5349473A (en) Electronic timepiece
JPS56130679A (en) Quartz oscillation type electronic watch
JPS55126886A (en) Crystal oscillating circuit for electronic watch