JPS5268472A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS5268472A
JPS5268472A JP50146046A JP14604675A JPS5268472A JP S5268472 A JPS5268472 A JP S5268472A JP 50146046 A JP50146046 A JP 50146046A JP 14604675 A JP14604675 A JP 14604675A JP S5268472 A JPS5268472 A JP S5268472A
Authority
JP
Japan
Prior art keywords
electronic watch
power supply
watch
critical
commercial
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.)
Granted
Application number
JP50146046A
Other languages
Japanese (ja)
Other versions
JPS5747433B2 (en
Inventor
Kiyoshi Kumada
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to JP50146046A priority Critical patent/JPS5268472A/en
Publication of JPS5268472A publication Critical patent/JPS5268472A/en
Publication of JPS5747433B2 publication Critical patent/JPS5747433B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Electric Clocks (AREA)

Abstract

PURPOSE: To improve economy by performing the rate adjustment of a watch which uses a coarse oscillator normally driven by a DC power supply and for which accuracy is relatively not critical, based on the frequency of a commercial AC power supply, and maintaining the adjusted state at the time of current interruption.
COPYRIGHT: (C)1977,JPO&Japio
JP50146046A 1975-12-04 1975-12-04 Electronic watch Granted JPS5268472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50146046A JPS5268472A (en) 1975-12-04 1975-12-04 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50146046A JPS5268472A (en) 1975-12-04 1975-12-04 Electronic watch

Publications (2)

Publication Number Publication Date
JPS5268472A true JPS5268472A (en) 1977-06-07
JPS5747433B2 JPS5747433B2 (en) 1982-10-08

Family

ID=15398868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50146046A Granted JPS5268472A (en) 1975-12-04 1975-12-04 Electronic watch

Country Status (1)

Country Link
JP (1) JPS5268472A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0433149Y2 (en) * 1987-09-18 1992-08-10

Also Published As

Publication number Publication date
JPS5747433B2 (en) 1982-10-08

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