CH664868GA3 - - Google Patents

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Publication number
CH664868GA3
CH664868GA3 CH277386A CH277386A CH664868GA3 CH 664868G A3 CH664868G A3 CH 664868GA3 CH 277386 A CH277386 A CH 277386A CH 277386 A CH277386 A CH 277386A CH 664868G A3 CH664868G A3 CH 664868GA3
Authority
CH
Switzerland
Prior art keywords
frequency
timepiece
connector
time base
volatile memory
Prior art date
Application number
CH277386A
Other languages
English (en)
French (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
Application filed filed Critical
Priority to CH277386A priority Critical patent/CH664868GA3/fr
Priority to DE8787109566T priority patent/DE3761065D1/de
Priority to EP87109566A priority patent/EP0253227B1/fr
Priority to US07/071,503 priority patent/US4763309A/en
Priority to JP62171315A priority patent/JP2519464B2/ja
Publication of CH664868GA3 publication Critical patent/CH664868GA3/fr
Priority to HK2295A priority patent/HK2295A/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/002—Electrical measuring and testing apparatus
    • G04D7/003—Electrical measuring and testing apparatus for electric or electronic clocks
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
  • Read Only Memory (AREA)
CH277386A 1986-07-10 1986-07-10 CH664868GA3 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH277386A CH664868GA3 (ja) 1986-07-10 1986-07-10
DE8787109566T DE3761065D1 (de) 1986-07-10 1987-07-03 Vorrichtung zum programmieren einer nichtfluechtigen speichervorrichtung fuer ein uhrwerk.
EP87109566A EP0253227B1 (fr) 1986-07-10 1987-07-03 Dispositif de programmation d'une mémoire non volatile pour pièce d'horlogerie
US07/071,503 US4763309A (en) 1986-07-10 1987-07-09 Programming arrangement for a non-volatile memory for a timepiece
JP62171315A JP2519464B2 (ja) 1986-07-10 1987-07-10 時計用電気式書換え可能不揮発性メモリのプログラミング装置
HK2295A HK2295A (en) 1986-07-10 1995-01-05 Device for programming a non volatile memory of a time piece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH277386A CH664868GA3 (ja) 1986-07-10 1986-07-10

Publications (1)

Publication Number Publication Date
CH664868GA3 true CH664868GA3 (ja) 1988-04-15

Family

ID=4241288

Family Applications (1)

Application Number Title Priority Date Filing Date
CH277386A CH664868GA3 (ja) 1986-07-10 1986-07-10

Country Status (6)

Country Link
US (1) US4763309A (ja)
EP (1) EP0253227B1 (ja)
JP (1) JP2519464B2 (ja)
CH (1) CH664868GA3 (ja)
DE (1) DE3761065D1 (ja)
HK (1) HK2295A (ja)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01220036A (ja) * 1988-02-29 1989-09-01 Fujitsu Ltd ファイル検索方式
JPH0752632Y2 (ja) * 1988-04-06 1995-11-29 セイコーエプソン株式会社 電子時計用回路
US5255247A (en) * 1988-04-06 1993-10-19 Seiko Epson Corporation Electronic timepiece including integrated circuitry
JPH0729513Y2 (ja) * 1988-04-06 1995-07-05 セイコーエプソン株式会社 電子時計用回路
US5253229A (en) * 1988-04-06 1993-10-12 Seiko Epson Corporation Electronic timepiece including integrated circuitry
JPH01282491A (ja) * 1988-05-07 1989-11-14 Seiko Epson Corp 補償回路
JP3019324B2 (ja) * 1988-06-17 2000-03-13 セイコーエプソン株式会社 アナログ電子時計用ｉｃ及びアナログ電子時計
US5289452A (en) * 1988-06-17 1994-02-22 Seiko Epson Corporation Multifunction electronic analog timepiece
US5327404A (en) * 1990-11-27 1994-07-05 Vlsi Technology, Inc. On-chip frequency trimming method for real-time clock
JPH04319694A (ja) * 1991-04-19 1992-11-10 Seikosha Co Ltd 時刻補正データメモリ付時計装置
EP0635771B1 (en) 1993-01-08 1997-07-30 Citizen Watch Co. Ltd. Data transmission/reception system of electronic timepiece
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
ATE474251T1 (de) * 2000-11-29 2010-07-15 Eta Sa Mft Horlogere Suisse Uhrwerk welches vorrichtungen enthält,die elektrischen zugang zu elektrischen oder elektronischen unterteilen dieses uhrwerks erlauben
US6930917B2 (en) * 2001-08-13 2005-08-16 Em Microelectronic-Marin Sa Programming an electronic device including a non-volatile memory, in particular for adjusting the features of an oscillator
US7411869B2 (en) * 2001-09-21 2008-08-12 Quartex, Division Of Primex, Inc. Wireless synchronous time system
US6873573B2 (en) * 2001-09-21 2005-03-29 Quartex, Inc. Wireless synchronous time system
US20030169642A1 (en) * 2002-03-08 2003-09-11 Quartex, Inc., A Division Of Primex, Inc. Time keeping system with automatic daylight savings time adjustment
CA2460995A1 (en) * 2001-09-21 2003-03-27 Quartex, Inc. Time keeping system with automatic daylight savings time adjustment
US20030169641A1 (en) * 2002-03-08 2003-09-11 Quartex A Division Of Primex, Inc. Time keeping system with automatic daylight savings time adjustment
US7369462B2 (en) * 2001-09-21 2008-05-06 Quartex, Division Of Primex, Inc. Wireless synchronous time system with solar powered transceiver
US7387433B2 (en) * 2005-02-05 2008-06-17 Linx Technology Limited Integrated circuit chip for analogue electronic watch applications
ATE532113T1 (de) * 2006-08-16 2011-11-15 Eta Sa Mft Horlogere Suisse Elektronisches uhrwerk mit einem resonator
EP1962156A1 (fr) * 2007-02-22 2008-08-27 EM Microelectronic-Marin SA Procédure d'accès d'une mémoire non volatile pour montre
DE102008032124A1 (de) * 2008-07-08 2010-01-14 Bernd Gehring Vorrichtung zum Stellen einer Uhr
JP2013034174A (ja) * 2011-06-28 2013-02-14 Seiko Instruments Inc 電子機器
EP2916193B1 (fr) * 2014-03-06 2016-07-27 EM Microelectronic-Marin SA Base de temps comprenant un oscillateur, un circuit diviseur de fréquence et un circuit d'inhibition d'impulsions de cadencement
EP3168695B1 (fr) * 2015-11-13 2021-03-10 ETA SA Manufacture Horlogère Suisse Procédé de test de la marche d'une montre à quartz
EP3379347B1 (fr) * 2017-03-20 2020-01-01 ETA SA Manufacture Horlogère Suisse Procédé de réglage de la fréquence de marche d'une montre électronique

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH1337A (de) * 1889-08-27 1889-11-09 Alfred Mendel Neues Kummet
FR2197265A1 (ja) * 1972-08-24 1974-03-22 Dynacore Sa
FR2283478A1 (fr) * 1974-08-30 1976-03-26 Ebauches Sa Circuit electronique pour montre
GB1487955A (en) * 1973-12-05 1977-10-05 Suwa Seikosha Kk Timepieces having time standards constituted by piezo-electric crystal oscillators
GB2061573A (en) * 1979-10-25 1981-05-13 Ebauches Sa Electronic timepiece
US4290130A (en) * 1979-12-21 1981-09-15 Timex Corporation Digital frequency trimmed electronic timepiece
GB2091511A (en) * 1981-01-13 1982-07-28 Citizen Watch Co Ltd Non-volatile memory

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH554015A (ja) * 1971-10-15 1974-09-13
US4074514A (en) * 1972-08-24 1978-02-21 Dynacore, S.A. Isochronous period generator having means for adjusting the isochronous period
JPS5911878B2 (ja) * 1975-12-24 1984-03-19 シチズン時計株式会社 デジタル電子時計
JPS6038671A (ja) * 1983-08-10 1985-02-28 Nec Corp Ｅｓｒ測定自動化システム

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH1337A (de) * 1889-08-27 1889-11-09 Alfred Mendel Neues Kummet
FR2197265A1 (ja) * 1972-08-24 1974-03-22 Dynacore Sa
GB1487955A (en) * 1973-12-05 1977-10-05 Suwa Seikosha Kk Timepieces having time standards constituted by piezo-electric crystal oscillators
FR2283478A1 (fr) * 1974-08-30 1976-03-26 Ebauches Sa Circuit electronique pour montre
GB2061573A (en) * 1979-10-25 1981-05-13 Ebauches Sa Electronic timepiece
US4290130A (en) * 1979-12-21 1981-09-15 Timex Corporation Digital frequency trimmed electronic timepiece
GB2091511A (en) * 1981-01-13 1982-07-28 Citizen Watch Co Ltd Non-volatile memory

Also Published As

Publication number Publication date
EP0253227B1 (fr) 1989-11-29
US4763309A (en) 1988-08-09
DE3761065D1 (de) 1990-01-04
EP0253227A1 (fr) 1988-01-20
JPS6329291A (ja) 1988-02-06
HK2295A (en) 1995-01-13
JP2519464B2 (ja) 1996-07-31

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Legal Events

Date Code Title Description
PL Patent ceased