JPH0118398B2 - - Google Patents

Info

Publication number
JPH0118398B2
JPH0118398B2 JP55125227A JP12522780A JPH0118398B2 JP H0118398 B2 JPH0118398 B2 JP H0118398B2 JP 55125227 A JP55125227 A JP 55125227A JP 12522780 A JP12522780 A JP 12522780A JP H0118398 B2 JPH0118398 B2 JP H0118398B2
Authority
JP
Japan
Prior art keywords
voltage
gate
drain
value
current
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
JP55125227A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56111485A (en
Inventor
Jannkuroodo Berunei
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.)
Ebauchesfabrik ETA AG
Original Assignee
Ebauchesfabrik ETA AG
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 Ebauchesfabrik ETA AG filed Critical Ebauchesfabrik ETA AG
Publication of JPS56111485A publication Critical patent/JPS56111485A/ja
Publication of JPH0118398B2 publication Critical patent/JPH0118398B2/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)
JP12522780A 1979-09-10 1980-09-09 Watch Granted JPS56111485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH813779A CH635722B (fr) 1979-09-10 1979-09-10 Piece d'horlogerie comportant un circuit de detection et de controle pour moteur pas a pas.

Publications (2)

Publication Number Publication Date
JPS56111485A JPS56111485A (en) 1981-09-03
JPH0118398B2 true JPH0118398B2 (en:Method) 1989-04-05

Family

ID=4335723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12522780A Granted JPS56111485A (en) 1979-09-10 1980-09-09 Watch

Country Status (5)

Country Link
JP (1) JPS56111485A (en:Method)
CH (1) CH635722B (en:Method)
DE (1) DE3033350C2 (en:Method)
FR (1) FR2465229A1 (en:Method)
GB (1) GB2059648B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2900153B1 (ja) * 1998-02-10 1999-06-02 セイコーインスツルメンツ株式会社 アナログ電子時計

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53114467A (en) * 1977-03-16 1978-10-05 Seiko Instr & Electronics Ltd Electronic watch
JPS586400B2 (ja) * 1977-11-29 1983-02-04 セイコーエプソン株式会社 電子時計
JPS5477165A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch

Also Published As

Publication number Publication date
CH635722B (fr)
DE3033350A1 (de) 1981-03-12
DE3033350C2 (de) 1983-04-28
JPS56111485A (en) 1981-09-03
CH635722GA3 (en:Method) 1983-04-29
GB2059648A (en) 1981-04-23
FR2465229A1 (fr) 1981-03-20
GB2059648B (en) 1983-06-29
FR2465229B1 (en:Method) 1983-06-24

Similar Documents

Publication Publication Date Title
US4715725A (en) Step motor control mechanism for electronic timepiece
US11165376B2 (en) Movement and electronic timepiece
US4382691A (en) Electronic watch
US4428040A (en) Low power consumption electronic circuit
US4683428A (en) Method of and a device for identifying the position of the rotor of a stepping motor
US4430007A (en) Method of reducing the power consumption of the stepping motor of an electronic timepiece and an electronic timepiece employing the method
US4192131A (en) Step motor control mechanism for electronic timepiece
US11258384B2 (en) Motor control circuit, movement, and electronic timepiece
US4276626A (en) Electronic watch
US4217751A (en) Electronic timepiece
JP3601375B2 (ja) 携帯用電子機器及び携帯用電子機器の制御方法
JP2000236633A (ja) 電子機器及び電子機器の制御方法
JPS6363000B2 (en:Method)
US4204397A (en) Electronic timepiece
US4352172A (en) Detection device of electronic timepiece
JPH0118398B2 (en:Method)
JP3654018B2 (ja) 計時装置および計時装置の制御方法
JPS6120820B2 (en:Method)
US5237254A (en) Control circuit for a stepping motor
JPS6115382B2 (en:Method)
US4351039A (en) Timepiece with a detector and control circuit for a stepping motor
JPS62222183A (ja) 指針表示式電子時計
US11294334B2 (en) Electronic timepiece, movement, and motor control circuit for a timepiece
JP3906720B2 (ja) 携帯用電子機器及び携帯用電子機器の制御方法
JPS586400B2 (ja) 電子時計