发明名称 |
Motor control circuit and method thereof |
摘要 |
A motor control circuit and method thereof serving a coil for controlling the motor. The motor control circuit comprises a separated signal generating circuit generating a separated signal and a comparator comparing a first phase signal from a Hall element or a second phase signal from a phase signal generating circuit with the separated signal. Thus, a motor speed control signal is generated to control the motor. The noise is reduced during controlling the motor.
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申请公布号 |
US7449849(B2) |
申请公布日期 |
2008.11.11 |
申请号 |
US20050257070 |
申请日期 |
2005.10.25 |
申请人 |
DELTA ELECTRONICS, INC. |
发明人 |
CHIU CHUN-LUNG;TSAI MING-SHI;HUANG WEN-SHI |
分类号 |
H02P5/00;H02P5/46;H02P7/08 |
主分类号 |
H02P5/00 |
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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