| 发明名称 |
Driving method for a stepping motor |
| 摘要 |
A method for driving a recording disc applies a DC excitation hold so that a rotor portion is stopped. Thereafter, a DC excitation frequency is gradually increased from a low frequency to a rated frequency and synchronizes with the rated revolution.
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| 申请公布号 |
US6078457(A) |
申请公布日期 |
2000.06.20 |
| 申请号 |
US19970879025 |
申请日期 |
1997.06.19 |
| 申请人 |
MINEBEA CO., LTD. |
发明人 |
SUZUKI, YUZURU;FUJITANI, SAKAE;AONO, YOSHIYUKI;EZUKA, MASAHISA |
| 分类号 |
G11B19/20;H02P8/08;H02P8/14;(IPC1-7):G11B19/20 |
主分类号 |
G11B19/20 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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