发明名称 |
APPARATUS AND METHOD FOR DRIVING VOICE COIL MOTOR |
摘要 |
There are provided an apparatus and a method for driving a voice coil motor (VCM), the apparatus including an instruction signal generating unit generating an instruction signal according to a digital signal generated from an input signal, and a driving unit driving the voice coil motor (VCM) by selecting a path for a driving current applied to the voice coil motor (VCM) according to the digital signal and controlling a duty of the driving current according to the instruction signal. |
申请公布号 |
US2014009089(A1) |
申请公布日期 |
2014.01.09 |
申请号 |
US201313892680 |
申请日期 |
2013.05.13 |
申请人 |
WITHUSVISION CO., LTD.;SAMSUNG ELECTRO-MECHANICS CO., LTD. |
发明人 |
OH WON SEOB;PARK JE HYUN;KWON OH BYOUNG;HYUN KYOUNG WON;HWANG JUNG WOOK;HEO HOON;JUNG HONG SOO;PARK YONG JOON |
分类号 |
H02P25/02 |
主分类号 |
H02P25/02 |
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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