Assignee
LIU JINGBO
US8 patents
Top patents by PatentIndex Score
US8619446B2Dec 31, 2013
Cascaded H-bridge (CHB) inverter level shift PWM with rotation
LIU JINGBO55 citations93
US9054621B2Jun 9, 2015
Position sensorless open loop control for motor drives with output filter and transformer
LIU JINGBO18 citations92
US8228013B2Jul 24, 2012
Method and apparatus for automatically identifying electrical parameters in a sensor-less PMSM
LIU JINGBO28 citations92
US9083274B2Jul 14, 2015
Power stage precharging and dynamic braking apparatus for multilevel inverter
LIU JINGBO10 citations83
US8497655B2Jul 30, 2013
Method and apparatus for estimating rotor position in a sensorless synchronous motor
LIU JINGBO11 citations83
US8159168B2Apr 17, 2012
Rotor position estimator for an electrical machine
LIU JINGBO7 citations80
US9054611B2Jun 9, 2015
Method and apparatus for stability control of open loop motor drive operation
LIU JINGBO6 citations72
US9124209B2Sep 1, 2015
Method and apparatus for controlling power converter with inverter output filter
LIU JINGBO1 citations51