JPS548446A - Frequency temperature compensating circuit for electronic watch - Google Patents

Frequency temperature compensating circuit for electronic watch

Info

Publication number
JPS548446A
JPS548446A JP7420377A JP7420377A JPS548446A JP S548446 A JPS548446 A JP S548446A JP 7420377 A JP7420377 A JP 7420377A JP 7420377 A JP7420377 A JP 7420377A JP S548446 A JPS548446 A JP S548446A
Authority
JP
Japan
Prior art keywords
electronic watch
frequency temperature
compensating circuit
temperature compensating
accuracy
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.)
Pending
Application number
JP7420377A
Other languages
Japanese (ja)
Inventor
Hiroshi Nonaka
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP7420377A priority Critical patent/JPS548446A/en
Publication of JPS548446A publication Critical patent/JPS548446A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
  • Oscillators With Electromechanical Resonators (AREA)

Abstract

PURPOSE: To improve the long-time stability as well as the accuracy of the frequency temperature characteristics with reduced power consumption and cost in comparison with the conventional electronic watch, by installing several units of the oscillator circuit featuring different turn-over points.
COPYRIGHT: (C)1979,JPO&Japio
JP7420377A 1977-06-22 1977-06-22 Frequency temperature compensating circuit for electronic watch Pending JPS548446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7420377A JPS548446A (en) 1977-06-22 1977-06-22 Frequency temperature compensating circuit for electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7420377A JPS548446A (en) 1977-06-22 1977-06-22 Frequency temperature compensating circuit for electronic watch

Publications (1)

Publication Number Publication Date
JPS548446A true JPS548446A (en) 1979-01-22

Family

ID=13540385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7420377A Pending JPS548446A (en) 1977-06-22 1977-06-22 Frequency temperature compensating circuit for electronic watch

Country Status (1)

Country Link
JP (1) JPS548446A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH104332A (en) * 1996-06-14 1998-01-06 Matsushita Electric Ind Co Ltd High frequency filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH104332A (en) * 1996-06-14 1998-01-06 Matsushita Electric Ind Co Ltd High frequency filter

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