发明名称 System and method of ensuring legitimacy of a sensor signal received from a rotor position sensor in a motor
摘要 <p>A system and method of ensuring legitimacy of a sensor signal received from a rotor position sensor in a motor is provided that includes polling the sensor to determine a first state of the sensor signal, determining a first time delay by summing a first plurality of time constants, and initiating a first time delay. Also included is re-polling the sensor to determine a second state of the sensor signal, determining a second time delay by summing a second plurality of time constants, initiating a second time delay if the second state of the sensor signal is the same as the first state of the sensor signal, re-polling sensor to determine a third state of the sensor signal; and considering the sensor signal as a legitimate signal if the third state of the sensor signal is the same as the first and second states of the sensor signal.</p>
申请公布号 AU2005300083(B2) 申请公布日期 2009.03.26
申请号 AU20050300083 申请日期 2005.07.22
申请人 SHOP VAC CORPORATION 发明人 JAMES M. ROBITAILLE;NEIL N. NORELL
分类号 G01D3/08;G01D5/244 主分类号 G01D3/08
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