CH643106GA3 - - Google Patents

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Publication number
CH643106GA3
CH643106GA3 CH874280A CH874280A CH643106GA3 CH 643106G A3 CH643106G A3 CH 643106GA3 CH 874280 A CH874280 A CH 874280A CH 874280 A CH874280 A CH 874280A CH 643106G A3 CH643106G A3 CH 643106GA3
Authority
CH
Switzerland
Prior art keywords
chain
frequency oscillator
oscillator
order
division rate
Prior art date
Application number
CH874280A
Other languages
English (en)
French (fr)
Other versions
CH643106B (fr
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 CH643106B publication Critical patent/CH643106B/fr
Application filed filed Critical
Priority to CH874280A priority Critical patent/CH643106B/fr
Priority to US06/324,497 priority patent/US4456386A/en
Priority to EP81109870A priority patent/EP0052884A1/fr
Priority to JP56189854A priority patent/JPS57116288A/ja
Publication of CH643106GA3 publication Critical patent/CH643106GA3/fr

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)
  • Electric Clocks (AREA)
  • Paper (AREA)
  • Helmets And Other Head Coverings (AREA)
CH874280A 1980-11-26 1980-11-26 Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable. CH643106B (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH874280A CH643106B (fr) 1980-11-26 1980-11-26 Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.
US06/324,497 US4456386A (en) 1980-11-26 1981-11-24 Timepiece having a divider chain with an adjustable division rate
EP81109870A EP0052884A1 (fr) 1980-11-26 1981-11-25 Garde-temps comprenant une chaîne de diviseurs au rapport de division ajustable
JP56189854A JPS57116288A (en) 1980-11-26 1981-11-26 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH874280A CH643106B (fr) 1980-11-26 1980-11-26 Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.

Publications (2)

Publication Number Publication Date
CH643106B CH643106B (fr)
CH643106GA3 true CH643106GA3 (enrdf_load_stackoverflow) 1984-05-30

Family

ID=4344194

Family Applications (1)

Application Number Title Priority Date Filing Date
CH874280A CH643106B (fr) 1980-11-26 1980-11-26 Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.

Country Status (4)

Country Link
US (1) US4456386A (enrdf_load_stackoverflow)
EP (1) EP0052884A1 (enrdf_load_stackoverflow)
JP (1) JPS57116288A (enrdf_load_stackoverflow)
CH (1) CH643106B (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH661833GA3 (enrdf_load_stackoverflow) * 1985-12-18 1987-08-31
US4737944A (en) * 1986-04-08 1988-04-12 Seiko Instruments Inc. Electronic timepiece
US4890270A (en) * 1988-04-08 1989-12-26 Sun Microsystems Method and apparatus for measuring the speed of an integrated circuit device
AU631153B2 (en) * 1988-12-19 1992-11-19 Alcatel Australia Limited Clock synchronization
US5204845A (en) * 1988-12-19 1993-04-20 Alcatel N.V. Clock synchronization
US5412624A (en) * 1991-12-16 1995-05-02 Abb Power T & D Company, Inc. Real-life timer interval adjustment
FI95980C (fi) * 1992-09-04 1996-04-10 Nokia Mobile Phones Ltd Menetelmä ja kytkentäjärjestely ajan mittaamiseksi tarkasti epätarkalla kellolla
JP3181396B2 (ja) * 1992-09-29 2001-07-03 沖電気工業株式会社 クロック発生回路
US6408388B1 (en) 1993-05-05 2002-06-18 Addison M. Fischer Personal date/time notary device
US5422953A (en) * 1993-05-05 1995-06-06 Fischer; Addison M. Personal date/time notary device
JPH07154243A (ja) * 1993-11-29 1995-06-16 Mitsubishi Electric Corp 電子式時計装置ならびに補正値決定装置および方法
JPH07219672A (ja) * 1994-01-28 1995-08-18 Fujitsu Ltd 高精度時計回路
DE19618094C2 (de) * 1996-05-06 1999-06-02 Sgs Thomson Microelectronics Steuerschaltung mit nachstimmbarem Standby-Oszillator
US6009319A (en) * 1996-09-06 1999-12-28 Telefonaktiebolaget Lm Ericsson Method and apparatus for reducing power consumption in a mobile radio communication device
EP1004948A3 (de) * 1998-09-22 2006-02-15 Siemens Aktiengesellschaft Kostengünstige Uhr
US6304517B1 (en) 1999-06-18 2001-10-16 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for real time clock frequency error correction
US6545950B1 (en) 2000-05-16 2003-04-08 Ericsson Inc. Methods, systems, wireless terminals, and computer program products for calibrating an electronic clock using a base reference signal and a non-continuous calibration reference signal having greater accuracy than the base reference signal
JP3930773B2 (ja) * 2002-07-19 2007-06-13 沖電気工業株式会社 周波数補正回路
KR100498839B1 (ko) * 2002-11-26 2005-07-04 삼성전자주식회사 아날로그 시계 내장형 단말기의 아날로그 시계 시각 조정방법 및 장치
JP2013034174A (ja) * 2011-06-28 2013-02-14 Seiko Instruments Inc 電子機器

Family Cites Families (12)

* 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
CH534913A (fr) * 1970-02-17 1972-08-15 Centre Electron Horloger Garde-temps
CH554015A (enrdf_load_stackoverflow) * 1971-10-15 1974-09-13
BE789976A (fr) * 1971-10-15 1973-02-01 Centre Electron Horloger Garde-temps
CH610473B5 (en) * 1972-08-24 1979-04-30 Dynacore Sa Generator of isochronous reference periods which can be used for measuring time and can be readjusted, and use of this generator
JPS6035637B2 (ja) * 1975-06-05 1985-08-15 シチズン時計株式会社 電子時計
DE2616398C2 (de) * 1976-04-14 1978-06-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Regelung der Impulsfolgefrequenz eines Signals
GB1570660A (en) * 1976-06-30 1980-07-02 Suwa Seikosha Kk Electronic timepiece
JPS5557181A (en) * 1978-10-20 1980-04-26 Citizen Watch Co Ltd Electronic watch
CH620087B (de) * 1979-03-09 Suisse Horlogerie Oszillator mit einem hochfrequenz-quarzresonator.
CH621680B (de) * 1979-05-22 Suisse Horlogerie Oszillator mit temperaturkompensation.
JPS55160891A (en) * 1979-06-01 1980-12-15 Seiko Instr & Electronics Ltd Temperature correcting circuit

Also Published As

Publication number Publication date
CH643106B (fr)
US4456386A (en) 1984-06-26
JPS57116288A (en) 1982-07-20
EP0052884A1 (fr) 1982-06-02

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Legal Events

Date Code Title Description
PLX Patent declared invalid from date of grant onwards