发明名称 STEPPING MOTOR FAILURE DETECTION CIRCUIT, STEPPING MOTOR DRIVE UNIT, AND STEPPING MOTOR DRIVE SYSTEM
摘要 <p>PROBLEM TO BE SOLVED: To provide a stepping motor failure detection circuit for which a logic circuit measuring detection timing is not required.SOLUTION: The stepping motor failure detection circuit 400, having a comparator circuit 450 for detecting failure in a stepping motor by comparing a detected signal to a failure determination value, includes an integration circuit 420 on the input side of the comparator circuit.</p>
申请公布号 JP2015061341(A) 申请公布日期 2015.03.30
申请号 JP20130191994 申请日期 2013.09.17
申请人 NEC ENGINEERING LTD 发明人 IWANABE MUNEYUKI
分类号 H02P8/00;H02P8/02 主分类号 H02P8/00
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