发明名称 Apparatus including motor
摘要 To suppress torque variation including various frequency components, a lot of measuring and adjusting operations are necessary, and this takes much time and trouble. An electronic apparatus includes a selection unit configured to select, on the basis of a threshold value relating to speed variation of the mechanism and threshold values relating to a plurality of frequencies that constitute the speed variation, a frequency to be measured and a frequency to be suppressed, from the plurality of frequencies, a generation unit configured to generate a periodic signal including the frequency to be suppressed that is selected by the selection unit, and an acquisition unit configured to output the periodic signal generated by the generation unit to the control unit and to acquire a parameter relating to the frequency included in the periodic signal.
申请公布号 US8729843(B2) 申请公布日期 2014.05.20
申请号 US201013256312 申请日期 2010.03.16
申请人 IWADATE YASUHIRO;CANON KABUSHIKI KAISHA 发明人 IWADATE YASUHIRO
分类号 H02P6/10 主分类号 H02P6/10
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