JPS6115379B2 - - Google Patents
Info
- Publication number
- JPS6115379B2 JPS6115379B2 JP15672176A JP15672176A JPS6115379B2 JP S6115379 B2 JPS6115379 B2 JP S6115379B2 JP 15672176 A JP15672176 A JP 15672176A JP 15672176 A JP15672176 A JP 15672176A JP S6115379 B2 JPS6115379 B2 JP S6115379B2
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- load
- circuit
- drive
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 22
- 239000013078 crystal Substances 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims 2
- 230000010355 oscillation Effects 0.000 description 16
- 238000012937 correction Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 5
- 230000003111 delayed effect Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15672176A JPS5380277A (en) | 1976-12-25 | 1976-12-25 | Electronic wristwatch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15672176A JPS5380277A (en) | 1976-12-25 | 1976-12-25 | Electronic wristwatch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5380277A JPS5380277A (en) | 1978-07-15 |
| JPS6115379B2 true JPS6115379B2 (de) | 1986-04-23 |
Family
ID=15633874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15672176A Granted JPS5380277A (en) | 1976-12-25 | 1976-12-25 | Electronic wristwatch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5380277A (de) |
-
1976
- 1976-12-25 JP JP15672176A patent/JPS5380277A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5380277A (en) | 1978-07-15 |
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