发明名称 |
Method and apparatus for movable element position detection in an electrically commutated machine |
摘要 |
A method and circuit for detecting the position of the movable element of an electrically commutated machine. The method and apparatus allow detection of the back electromagnetic force (BEMF) waveform with all legs of the machine energized by mathematically removing the applied voltage from the measured voltage across the phases.
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申请公布号 |
US7429841(B2) |
申请公布日期 |
2008.09.30 |
申请号 |
US20040956404 |
申请日期 |
2004.09.30 |
申请人 |
THE BERQUIST TORRINGTON COMPANY |
发明人 |
YUNUS HAROON I.;MARVIN RUSSEL H.;WON BUMSUK |
分类号 |
H02P6/00 |
主分类号 |
H02P6/00 |
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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