CH643979B - Linearisierungsschaltung und diese enthaltende elektronische uhr. - Google Patents

Linearisierungsschaltung und diese enthaltende elektronische uhr.

Info

Publication number
CH643979B
CH643979B CH5369/81A CH536981A CH643979B CH 643979 B CH643979 B CH 643979B CH 5369/81 A CH5369/81 A CH 5369/81A CH 536981 A CH536981 A CH 536981A CH 643979 B CH643979 B CH 643979B
Authority
CH
Switzerland
Prior art keywords
pct
temperature
parameter
frequency
output
Prior art date
Application number
CH5369/81A
Other languages
English (en)
Other versions
CH643979GA3 (en
Inventor
Kamiya Kenji
Original Assignee
Ricoh Watch
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 of CH643979B publication Critical patent/CH643979B/de
Priority claimed from JP16468079A external-priority patent/JPS5687886A/ja
Priority claimed from JP9170680A external-priority patent/JPS5717812A/ja
Application filed by Ricoh Watch filed Critical Ricoh Watch
Publication of CH643979GA3 publication Critical patent/CH643979GA3/de

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
    • H03L1/027—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using frequency conversion means which is variable with temperature, e.g. mixer, frequency divider, pulse add/subtract logic circuit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Burglar Alarm Systems (AREA)
  • Dc Digital Transmission (AREA)
CH536981A 1979-12-20 1980-12-19 Linearising circuit and an electronic timepiece containing the same CH643979GA3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16468079A JPS5687886A (en) 1979-12-20 1979-12-20 Electronic watch
JP9170680A JPS5717812A (en) 1980-07-07 1980-07-07 Linearizing circuit

Publications (2)

Publication Number Publication Date
CH643979B true CH643979B (de)
CH643979GA3 CH643979GA3 (en) 1984-07-13

Family

ID=26433150

Family Applications (1)

Application Number Title Priority Date Filing Date
CH536981A CH643979GA3 (en) 1979-12-20 1980-12-19 Linearising circuit and an electronic timepiece containing the same

Country Status (5)

Country Link
US (1) US4464061A (de)
EP (1) EP0047320A4 (de)
CH (1) CH643979GA3 (de)
GB (1) GB2080579B (de)
WO (1) WO1981001888A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH650122GA3 (de) * 1981-12-17 1985-07-15
FR2596932A1 (fr) * 1986-04-04 1987-10-09 Cepe Procede de compensation en temperature d'un generateur de frequence et generateur de frequence pour la mise en oeuvre dudit procede
US4816752A (en) * 1988-04-07 1989-03-28 Snap-On Tools Corporation Method and apparatus for low power offset correction of amplified sensor signals
US5327404A (en) * 1990-11-27 1994-07-05 Vlsi Technology, Inc. On-chip frequency trimming method for real-time clock
FR2726705B1 (fr) * 1994-11-04 1996-12-20 Asulab Sa Generateur de frequence a haute stabilite
US6086244A (en) * 1997-03-20 2000-07-11 Stmicroelectronics, Inc. Low power, cost effective, temperature compensated, real time clock and method of clocking systems
US6124765A (en) * 1997-10-24 2000-09-26 Stmicroelectronics, Inc. Integrated released beam oscillator and associated methods
US6028343A (en) * 1997-10-24 2000-02-22 Stmicroelectronics, Inc. Integrated released beam sensor for sensing acceleration and associated methods
US6058778A (en) 1997-10-24 2000-05-09 Stmicroelectronics, Inc. Integrated sensor having plurality of released beams for sensing acceleration
US5917226A (en) 1997-10-24 1999-06-29 Stmicroelectronics, Inc. Integrated released beam, thermo-mechanical sensor for sensing temperature variations and associated methods
WO2000058794A1 (en) * 1999-03-30 2000-10-05 Seiko Epson Corporation Electronic device, external adjusting device for electronic device and method of adjusting electronic device
JP4862310B2 (ja) * 2005-07-25 2012-01-25 富士ゼロックス株式会社 画像表示装置
GB2448735A (en) * 2007-04-26 2008-10-29 Kevin John Richard Jones Timepiece regulator

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1383661A (en) * 1971-04-30 1974-02-12 Shinomura N Temperature measuring equipment
US3713033A (en) * 1971-09-01 1973-01-23 Collins Radio Co Digitally temperature compensated oscillator
JPS5071362A (de) * 1973-10-24 1975-06-13
JPS52145675A (en) * 1976-05-28 1977-12-03 Sanyo Chemical Ind Ltd Brake liquid having high boiling point
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
JPS6039192B2 (ja) * 1977-05-25 1985-09-04 セイコーエプソン株式会社 電子時計
JPS5441773A (en) * 1977-09-09 1979-04-03 Seiko Instr & Electronics Ltd Electronic watch
JPS5459173A (en) * 1977-10-20 1979-05-12 Ricoh Watch Crystal watch temperature compensator
JPS5473671A (en) * 1977-11-25 1979-06-13 Seiko Epson Corp Semiconductor integrated circuit for watch
US4160183A (en) * 1978-05-26 1979-07-03 Hewlett-Packard Company Oscillator having a quartz resonator cut to compensate for static and dynamic thermal transients
JPS5576978A (en) * 1978-12-05 1980-06-10 Citizen Watch Co Ltd Temperature compensating circuit for electronic watch
JPS5593306A (en) * 1979-01-09 1980-07-15 Citizen Watch Co Ltd Crystal oscillation circuit
CH621680B (de) * 1979-05-22 Suisse Horlogerie Oszillator mit temperaturkompensation.

Also Published As

Publication number Publication date
GB2080579A (en) 1982-02-03
US4464061A (en) 1984-08-07
WO1981001888A1 (fr) 1981-07-09
EP0047320A4 (de) 1982-05-10
EP0047320A1 (de) 1982-03-17
GB2080579B (en) 1984-10-10
CH643979GA3 (en) 1984-07-13

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Legal Events

Date Code Title Description
PL Patent ceased