Assignee
LIU JINGBO
US·8 granted patents·1 pending application·136 citations·filing 2008–2013
Top patents by PatentIndex Score
9 records- 0198US8619446B2Cascaded H-bridge (CHB) inverter level shift PWM with rotationLIU JINGBO·Filed 2012·Granted Dec 31, 2013·55 cites·20 claims
- 0297US9054621B2Position sensorless open loop control for motor drives with output filter and transformerLIU JINGBO·Filed 2013·Granted Jun 9, 2015·18 cites·19 claims
- 0394US8497655B2Method and apparatus for estimating rotor position in a sensorless synchronous motorLIU JINGBO·Filed 2012·Granted Jul 30, 2013·11 cites·18 claims
- 0492US8228013B2Method and apparatus for automatically identifying electrical parameters in a sensor-less PMSMLIU JINGBO·Filed 2008·Granted Jul 24, 2012·28 cites·23 claims
- 0589US9083274B2Power stage precharging and dynamic braking apparatus for multilevel inverterLIU JINGBO·Filed 2013·Granted Jul 14, 2015·10 cites·20 claims
- 0685US9054611B2Method and apparatus for stability control of open loop motor drive operationLIU JINGBO·Filed 2013·Granted Jun 9, 2015·6 cites·17 claims
- 0768US8159168B2Rotor position estimator for an electrical machineLIU JINGBO·Filed 2009·Granted Apr 17, 2012·7 cites·20 claims
- 0859US9124209B2Method and apparatus for controlling power converter with inverter output filterLIU JINGBO·Filed 2013·Granted Sep 1, 2015·1 cites·14 claims
- 0942US2010237817A1Method and Apparatus for Estimating Rotor Position in a Sensorless Synchronous MotorLIU JINGBO·Filed 2009·Application pending·0 cites
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