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发明名称
PWM/PAM control mode switching type motor control apparatus, and motor drive and air-conditioner using the same
摘要
申请公布号
EP0837549(B1)
申请公布日期
2004.02.25
申请号
EP19970118060
申请日期
1997.10.17
申请人
HITACHI, LTD.
发明人
NOTOHARA, YASUO;KAWABATA, YUKIO;ISHII, MAKOTO;SHINOZAKI, HIROSHI;KATO, KOJI;TAKAKURA, YUHACHI
分类号
H02M5/458;H02P6/08;H02P6/20;(IPC1-7):H02M5/458
主分类号
H02M5/458
代理机构
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