JPS6363875B2 - - Google Patents

Info

Publication number
JPS6363875B2
JPS6363875B2 JP55114162A JP11416280A JPS6363875B2 JP S6363875 B2 JPS6363875 B2 JP S6363875B2 JP 55114162 A JP55114162 A JP 55114162A JP 11416280 A JP11416280 A JP 11416280A JP S6363875 B2 JPS6363875 B2 JP S6363875B2
Authority
JP
Japan
Prior art keywords
main drive
signal
rotation
detection
rotation detection
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.)
Expired
Application number
JP55114162A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5739375A (en
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 filed Critical
Priority to JP11416280A priority Critical patent/JPS5739375A/ja
Publication of JPS5739375A publication Critical patent/JPS5739375A/ja
Publication of JPS6363875B2 publication Critical patent/JPS6363875B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
JP11416280A 1980-08-20 1980-08-20 Electronic timepiece Granted JPS5739375A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11416280A JPS5739375A (en) 1980-08-20 1980-08-20 Electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11416280A JPS5739375A (en) 1980-08-20 1980-08-20 Electronic timepiece

Publications (2)

Publication Number Publication Date
JPS5739375A JPS5739375A (en) 1982-03-04
JPS6363875B2 true JPS6363875B2 (en, 2012) 1988-12-08

Family

ID=14630708

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11416280A Granted JPS5739375A (en) 1980-08-20 1980-08-20 Electronic timepiece

Country Status (1)

Country Link
JP (1) JPS5739375A (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58213279A (ja) * 1982-06-04 1983-12-12 Seiko Epson Corp アナログ電子時計
JPH07107551B2 (ja) * 1987-02-20 1995-11-15 株式会社精工舎 電磁駆動回路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5477162A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch
JPS5533642A (en) * 1978-08-31 1980-03-08 Seiko Instr & Electronics Ltd Step motor device for electronic watch
JPS5717884A (en) * 1980-07-08 1982-01-29 Citizen Watch Co Ltd Electronic timepiece

Also Published As

Publication number Publication date
JPS5739375A (en) 1982-03-04

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