DE3062665D1 - Oscillator with a low frequency quartz resonator - Google Patents

Oscillator with a low frequency quartz resonator

Info

Publication number
DE3062665D1
DE3062665D1 DE8080810066T DE3062665T DE3062665D1 DE 3062665 D1 DE3062665 D1 DE 3062665D1 DE 8080810066 T DE8080810066 T DE 8080810066T DE 3062665 T DE3062665 T DE 3062665T DE 3062665 D1 DE3062665 D1 DE 3062665D1
Authority
DE
Germany
Prior art keywords
frequency
oscillator
low frequency
quartz oscillator
high frequency
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.)
Expired
Application number
DE8080810066T
Other languages
English (en)
Inventor
Alphonse Zumsteg
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.)
SSIH Management Services SA
Original Assignee
SSIH Management Services SA
Societe Suisse pour lIindustrie Horlogere Management Services SA
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 SSIH Management Services SA, Societe Suisse pour lIindustrie Horlogere Management Services SA filed Critical SSIH Management Services SA
Application granted granted Critical
Publication of DE3062665D1 publication Critical patent/DE3062665D1/de
Expired legal-status Critical Current

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)
DE8080810066T 1979-03-09 1980-02-22 Oscillator with a low frequency quartz resonator Expired DE3062665D1 (en)

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 (1)

Publication Number Publication Date
DE3062665D1 true DE3062665D1 (en) 1983-05-19

Family

ID=4229764

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080810066T Expired DE3062665D1 (en) 1979-03-09 1980-02-22 Oscillator with a low frequency quartz resonator

Country Status (5)

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

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
ATE442614T1 (de) * 2000-01-10 2009-09-15 Eta Sa Mft Horlogere Suisse Vorrichtung um ein signal zu erzeugen,dessen frequenz wesentlich temperatur unabhängig ist
US7159134B2 (en) * 2001-08-29 2007-01-02 Analog Devices, Inc. Method and apparatus for clock and power control in wireless systems
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 (de) * 2011-05-14 2015-06-03 Johnson Controls Automotive Electronics GmbH Betriebsverfahren einer Uhrvorrichtung
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 (de) * 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
GB1570659A (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
JPS5428178A (en) * 1977-08-04 1979-03-02 Seiko Epson Corp Electronic watch
JPS5428177A (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
EP0015873B1 (de) 1983-04-13
CH620087B (de)
CH620087GA3 (de) 1980-11-14
EP0015873B2 (de) 1986-06-11
JPS6347002B2 (de) 1988-09-20
JPS55124311A (en) 1980-09-25
US4344046A (en) 1982-08-10
EP0015873A1 (de) 1980-09-17

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Legal Events

Date Code Title Description
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee