JPS63145194U - - Google Patents
Info
- Publication number
- JPS63145194U JPS63145194U JP3708387U JP3708387U JPS63145194U JP S63145194 U JPS63145194 U JP S63145194U JP 3708387 U JP3708387 U JP 3708387U JP 3708387 U JP3708387 U JP 3708387U JP S63145194 U JPS63145194 U JP S63145194U
- Authority
- JP
- Japan
- Prior art keywords
- drive pulse
- circuit
- correction
- normal
- correction drive
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Electromechanical Clocks (AREA)
Description
第１図ないし第４図は本考案による一実施例を
説明するための図であり、第１図は電子時計を駆
動するための回路ブロツク図、第２図は第１図に
示した回路ブロツク図の要部の出力波形図、第３
図は通常駆動パルスにより駆動されたロータが正
常回転した時の駆動コイル一端に発生する電圧波
形図、第４図は通常駆動パルスにより駆動された
ロータが正常に回転しなかつた時の駆動コイル一
端に発生する電圧波形図であり、第５図ないし第
７図は従来の電子時計を説明するための図で、第
５図はステツプモータの平面図、第６図はステツ
プモータの駆動波形図、第７図はパルス幅とロー
タ回転角との関係説明図である。
１……発振回路、２……分周回路、３……通常
駆動パルス発生回路、４……補正駆動パルス発生
回路、４ａ……第１補正駆動パルス発生回路、４
ｂ……第２補正駆動パルス発生回路、５……コイ
ル開閉パルス発生回路、１５……駆動回路、２４
……検出回路、３０……制御回路。
1 to 4 are diagrams for explaining one embodiment of the present invention, in which FIG. 1 is a circuit block diagram for driving an electronic watch, and FIG. 2 is a circuit block diagram of the circuit shown in FIG. 1. Output waveform diagram of main part of figure, 3rd
The figure shows the voltage waveform generated at one end of the drive coil when the rotor driven by the normal drive pulse rotates normally. Figure 4 shows the voltage waveform at one end of the drive coil when the rotor driven by the normal drive pulse does not rotate normally. FIGS. 5 to 7 are diagrams for explaining conventional electronic watches, FIG. 5 is a plan view of a step motor, and FIG. 6 is a drive waveform diagram of the step motor. FIG. 7 is an explanatory diagram of the relationship between pulse width and rotor rotation angle. DESCRIPTION OF SYMBOLS 1... Oscillation circuit, 2... Frequency division circuit, 3... Normal drive pulse generation circuit, 4... Correction drive pulse generation circuit, 4a... First correction drive pulse generation circuit, 4
b...Second correction drive pulse generation circuit, 5...Coil opening/closing pulse generation circuit, 15...Drive circuit, 24
...Detection circuit, 30...Control circuit.
Claims (1)
、補正駆動パルス発生回路、通常駆動パルス及び
補正駆動パルスにより作動する駆動回路、駆動コ
イル、ステータ、ロータからなり前記駆動回路に
より駆動されるパルスモータ、通常駆動パルスに
よる駆動時に前記ロータの回転非回転を検出する
検出回路、前記ロータの非回転を検出すると前記
通常駆動パルスに続いて前記通常駆動パルスと同
極性の補正駆動パルスを前記駆動回路に印加させ
る制御回路を有する電子時計に於て、前記補正駆
動パルス発生回路は前記通常駆動パルスよりも実
効電力値が大なる第１の補正駆動パルスと、前記
通常駆動パルスよりも実効電力値が大で且つ前記
第１の補正駆動パルスと実効電力値が異なる第２
の補正駆動パルスを発生する如く構成されている
ことを特徴とする電子時計。 A pulse motor that is driven by the drive circuit, which includes an oscillation circuit, a frequency dividing circuit, a normal drive pulse generation circuit, a correction drive pulse generation circuit, a drive circuit that operates by the normal drive pulse and the correction drive pulse, a drive coil, a stator, and a rotor; A detection circuit that detects rotation or non-rotation of the rotor when driven by a normal drive pulse, and when non-rotation of the rotor is detected, a correction drive pulse having the same polarity as the normal drive pulse is applied to the drive circuit following the normal drive pulse. In the electronic timepiece, the correction drive pulse generation circuit generates a first correction drive pulse having a larger effective power value than the normal drive pulse, and a first correction drive pulse having an effective power value larger than the normal drive pulse. and a second correction drive pulse having a different effective power value from the first correction drive pulse.
An electronic timepiece characterized in that it is configured to generate a correction drive pulse of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3708387U JPS63145194U (en) | 1987-03-13 | 1987-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3708387U JPS63145194U (en) | 1987-03-13 | 1987-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63145194U true JPS63145194U (en) | 1988-09-26 |
Family
ID=30848088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3708387U Pending JPS63145194U (en) | 1987-03-13 | 1987-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63145194U (en) |
-
1987
- 1987-03-13 JP JP3708387U patent/JPS63145194U/ja active Pending
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