Title: Precision current sensor used for electric machine control
Application Number: 200610097470 Application Date: 2006.11.10
Publication Number: 1976203 Publication Date: 2007.06.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H02P7/06;H02P7/24;H02P7/28;H02P7/285;H02P7/29;G01R19/25;G01R19/252
Applicant(s) Name: Lu Qijian Address:
Inventor(s) Name: Lu Qijian;Lu Xiang
Attorney & Agent: baishang chun
Abstract:
    A current transducer used for controlling motor consists of a signal regulation unit including a differential amplifier and a voltage reference unit; a signal transmission unit including a pair of double clamping diodes, a DC power supply VCC, a set of capacity and a pair of resistances; a level shift circuit including a differential amplifier with its feedback resistance being at the same value as its input resistance.
Time: 5
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