JPS6323515B2 - - Google Patents
Info
- Publication number
- JPS6323515B2 JPS6323515B2 JP60221253A JP22125385A JPS6323515B2 JP S6323515 B2 JPS6323515 B2 JP S6323515B2 JP 60221253 A JP60221253 A JP 60221253A JP 22125385 A JP22125385 A JP 22125385A JP S6323515 B2 JPS6323515 B2 JP S6323515B2
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- circuit
- drive
- load
- output
- 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
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)
- Electromechanical Clocks (AREA)
- Control Of Stepping Motors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22125385A JPS6193975A (ja) | 1985-10-04 | 1985-10-04 | 電子時計 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22125385A JPS6193975A (ja) | 1985-10-04 | 1985-10-04 | 電子時計 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15976776A Division JPS5385467A (en) | 1976-12-30 | 1976-12-30 | Electronic wristwatch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6193975A JPS6193975A (ja) | 1986-05-12 |
| JPS6323515B2 true JPS6323515B2 (en, 2012) | 1988-05-17 |
Family
ID=16763870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22125385A Granted JPS6193975A (ja) | 1985-10-04 | 1985-10-04 | 電子時計 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6193975A (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7119703B2 (ja) * | 2018-07-25 | 2022-08-17 | セイコーエプソン株式会社 | モーター駆動回路、半導体装置、ムーブメント、電子時計およびモーター駆動制御方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH1372372A4 (en, 2012) * | 1972-09-20 | 1976-09-15 | ||
| JPS5199077A (ja) * | 1975-02-26 | 1976-09-01 | Seiko Instr & Electronics | Denshidokeiniokerukudosochi |
-
1985
- 1985-10-04 JP JP22125385A patent/JPS6193975A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6193975A (ja) | 1986-05-12 |
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