发明授权
US06979966B2 Method and device for detecting the motor position of an electric motor
有权
用于检测电动机电动机位置的方法和装置
- 专利标题： Method and device for detecting the motor position of an electric motor
- 专利标题（中）： 用于检测电动机电动机位置的方法和装置
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申请号： US10371140申请日： 2003-02-21
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公开(公告)号： US06979966B2公开(公告)日： 2005-12-27
- 发明人: Jens Barrenscheen , Marcus Nuebling
- 申请人： Jens Barrenscheen , Marcus Nuebling
- 申请人地址： DE Munich
- 专利权人： Infineon Technologies AG
- 当前专利权人： Infineon Technologies AG
- 当前专利权人地址： DE Munich
- 代理商 Laurence A. Greenberg; Werner H. Stemer; Gregory L. Mayback
- 优先权： DE10207338 20020221
- 主分类号： H02P6/18
- IPC分类号： H02P6/18 ; H02P7/00
摘要：
A method and device for detecting the motor position of a DC motor includes evaluating the back-induced voltage of non-energized motor windings of the motor only during predetermined time durations whose temporal position and duration are derived from drive signals for half-bridge circuits that are connected to the motor windings.
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