JPS63745B2 - - Google Patents
Info
- Publication number
- JPS63745B2 JPS63745B2 JP58198850A JP19885083A JPS63745B2 JP S63745 B2 JPS63745 B2 JP S63745B2 JP 58198850 A JP58198850 A JP 58198850A JP 19885083 A JP19885083 A JP 19885083A JP S63745 B2 JPS63745 B2 JP S63745B2
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- load
- drive
- signal
- circuit
- 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 |
|---|---|---|---|
| JP19885083A JPS59135387A (ja) | 1983-10-24 | 1983-10-24 | 電子時計 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19885083A JPS59135387A (ja) | 1983-10-24 | 1983-10-24 | 電子時計 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14302577A Division JPS586400B2 (ja) | 1977-11-29 | 1977-11-29 | 電子時計 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59135387A JPS59135387A (ja) | 1984-08-03 |
| JPS63745B2 true JPS63745B2 (en, 2012) | 1988-01-08 |
Family
ID=16397939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19885083A Granted JPS59135387A (ja) | 1983-10-24 | 1983-10-24 | 電子時計 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59135387A (en, 2012) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412777A (en) * | 1977-06-29 | 1979-01-30 | Citizen Watch Co Ltd | Pulse motor driving circuit for watches |
-
1983
- 1983-10-24 JP JP19885083A patent/JPS59135387A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59135387A (ja) | 1984-08-03 |
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