JPS53104276A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS53104276A
JPS53104276A JP1904977A JP1904977A JPS53104276A JP S53104276 A JPS53104276 A JP S53104276A JP 1904977 A JP1904977 A JP 1904977A JP 1904977 A JP1904977 A JP 1904977A JP S53104276 A JPS53104276 A JP S53104276A
Authority
JP
Japan
Prior art keywords
frequency
electronic watch
letting
power source
become
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
JP1904977A
Other languages
Japanese (ja)
Inventor
Hirosuke Komatsu
Yoshio Osakabe
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP1904977A priority Critical patent/JPS53104276A/en
Publication of JPS53104276A publication Critical patent/JPS53104276A/en
Pending legal-status Critical Current

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  • Electric Clocks (AREA)

Abstract

PURPOSE: To perform similarly accurate time measurement even if frequency is either by identifying whether the frequency of a commercial power source is 50 Hz or 60 Hz by the frequency of a clock oscillator and letting from which frequency the signal to become a second unit is to be formed be determined.
COPYRIGHT: (C)1978,JPO&Japio
JP1904977A 1977-02-23 1977-02-23 Electronic watch Pending JPS53104276A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1904977A JPS53104276A (en) 1977-02-23 1977-02-23 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1904977A JPS53104276A (en) 1977-02-23 1977-02-23 Electronic watch

Publications (1)

Publication Number Publication Date
JPS53104276A true JPS53104276A (en) 1978-09-11

Family

ID=11988554

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1904977A Pending JPS53104276A (en) 1977-02-23 1977-02-23 Electronic watch

Country Status (1)

Country Link
JP (1) JPS53104276A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56116332A (en) * 1980-02-18 1981-09-12 Sanyo Electric Co Ltd Signal discriminating circuit
JPS5753684A (en) * 1980-09-17 1982-03-30 Matsushita Electric Ind Co Ltd Control circuit
JP2014109450A (en) * 2012-11-30 2014-06-12 Azbil Corp Electromagnetic flowmeter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56116332A (en) * 1980-02-18 1981-09-12 Sanyo Electric Co Ltd Signal discriminating circuit
JPS5753684A (en) * 1980-09-17 1982-03-30 Matsushita Electric Ind Co Ltd Control circuit
JP2014109450A (en) * 2012-11-30 2014-06-12 Azbil Corp Electromagnetic flowmeter

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