发明名称 |
Motor driving circuit |
摘要 |
A voltage has a level which depends on rotational speed of a motor. The voltage is applied to the motor to energize the motor. A current through the motor is sensed. The level of the voltage is adjusted in accordance with the sensed current.
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申请公布号 |
US4638223(A) |
申请公布日期 |
1987.01.20 |
申请号 |
US19850738305 |
申请日期 |
1985.05.28 |
申请人 |
SONY CORPORATION |
发明人 |
TAJIMA, SHIGERU;NAKABAYASHI, TOSHIYA |
分类号 |
H02P6/06;H02P6/08;(IPC1-7):H02P6/02 |
主分类号 |
H02P6/06 |
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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