TW245782B - Electronic clock device and device and process of determining its correction value - Google Patents

Electronic clock device and device and process of determining its correction value

Info

Publication number
TW245782B
TW245782B TW083103186A TW83103186A TW245782B TW 245782 B TW245782 B TW 245782B TW 083103186 A TW083103186 A TW 083103186A TW 83103186 A TW83103186 A TW 83103186A TW 245782 B TW245782 B TW 245782B
Authority
TW
Taiwan
Prior art keywords
correction value
circuitry
clock
partial frequency
oscillation
Prior art date
Application number
TW083103186A
Other languages
English (en)
Inventor
Hiroshi Suzuki
Takumi Ishida
Masaharu Hayakawa
Original Assignee
Mitsuba 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 Mitsuba Kk filed Critical Mitsuba Kk
Application granted granted Critical
Publication of TW245782B publication Critical patent/TW245782B/zh

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
TW083103186A 1993-11-29 1994-04-11 Electronic clock device and device and process of determining its correction value TW245782B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5298090A JPH07154243A (ja) 1993-11-29 1993-11-29 電子式時計装置ならびに補正値決定装置および方法

Publications (1)

Publication Number Publication Date
TW245782B true TW245782B (en) 1995-04-21

Family

ID=17855039

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083103186A TW245782B (en) 1993-11-29 1994-04-11 Electronic clock device and device and process of determining its correction value

Country Status (6)

Country Link
US (1) US5481507A (zh)
JP (1) JPH07154243A (zh)
DE (1) DE4443235C2 (zh)
GB (1) GB2284286B (zh)
SG (1) SG49601A1 (zh)
TW (1) TW245782B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI395027B (zh) * 2009-05-01 2013-05-01 Ind Tech Res Inst 框膠組成物

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6304517B1 (en) 1999-06-18 2001-10-16 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for real time clock frequency error correction
CA2328292C (en) * 1999-12-15 2003-09-16 Matsushita Electric Works, Ltd. Program timer
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
DE10112373A1 (de) * 2001-03-15 2002-09-26 Philips Corp Intellectual Pty Verfahren zum Korrigieren einer Echtzeituhr eines elektronischen Geräts
JP2002305443A (ja) * 2001-04-06 2002-10-18 Texas Instr Japan Ltd タイマー回路
KR101428787B1 (ko) * 2007-02-08 2014-08-08 가부시키가이샤 한도오따이 에네루기 켄큐쇼 클록 신호 생성 회로 및 반도체 장치
US7505548B2 (en) * 2007-05-31 2009-03-17 Seiko Epson Corporation Circuits and methods for programmable integer clock division with 50% duty cycle
JP5114218B2 (ja) * 2008-01-10 2013-01-09 ラピスセミコンダクタ株式会社 周波数補正回路及びこれを用いた時計装置
KR101635545B1 (ko) * 2009-03-03 2016-07-11 삼성전자주식회사 타이머의 오차 보상 방법
US9405342B2 (en) * 2009-04-01 2016-08-02 Schneider Electric It Corporation System and method for providing timing
CN103529376A (zh) * 2012-07-03 2014-01-22 鸿富锦精密工业（深圳）有限公司 时钟测试电路
CN102981551B (zh) * 2012-11-22 2015-07-29 百利通科技（扬州）有限公司 一种实时时钟温度补偿***及方法
CN105223872B (zh) * 2015-10-19 2017-12-08 浙江卓奥科技股份有限公司 一种电气终端控制板用方波发生器
CN106814789B (zh) * 2017-01-25 2020-07-03 腾讯科技（深圳）有限公司 一种计时方法及装置
CN109001970B (zh) * 2017-06-07 2021-09-24 精工爱普生株式会社 计时装置、电子设备以及移动体
CN113805565B (zh) * 2021-09-13 2023-05-23 潍柴动力股份有限公司 一种计数器控制方法、装置、车辆及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414277A (en) * 1977-07-04 1979-02-02 Seiko Epson Corp Electronic watch
JPS5481873A (en) * 1977-12-12 1979-06-29 Seiko Instr & Electronics Ltd Electronic watch
DE3021863C2 (de) * 1980-06-11 1985-03-21 Vdo Adolf Schindling Ag, 6000 Frankfurt Elektronische Uhr mit einer Zeitbasis und einer Temperaturkompensationsschaltungsanordnung
CH643106B (fr) * 1980-11-26 Suisse Horlogerie Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.
US4407589A (en) * 1981-02-13 1983-10-04 Davidson John R Error correction method and apparatus for electronic timepieces
JPS6370616A (ja) * 1986-09-12 1988-03-30 Mitsubishi Electric Corp クロツク周波数調整回路
US4708491A (en) * 1987-05-27 1987-11-24 Chrysler Motors Corporation Time of day clock
JPH0269790A (ja) * 1988-09-06 1990-03-08 Ricoh Co Ltd 転写前処理装置
US4903251A (en) * 1989-09-05 1990-02-20 Ford Motor Company Accuracy adjustment for time-of-day clock using a microcontroller
JPH0450793A (ja) * 1990-06-20 1992-02-19 Toshiba Corp 時計精度調整装置
US5327404A (en) * 1990-11-27 1994-07-05 Vlsi Technology, Inc. On-chip frequency trimming method for real-time clock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI395027B (zh) * 2009-05-01 2013-05-01 Ind Tech Res Inst 框膠組成物

Also Published As

Publication number Publication date
GB2284286B (en) 1997-08-20
GB9423143D0 (en) 1995-01-04
GB2284286A (en) 1995-05-31
DE4443235A1 (de) 1995-06-01
JPH07154243A (ja) 1995-06-16
SG49601A1 (en) 1998-06-15
US5481507A (en) 1996-01-02
DE4443235C2 (de) 1997-04-03

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