Inventor · disambiguated record
Peter B. Schmidt
Also filed as: SCHMIDT PETER · SCHMIDT PETER B
38 granted patents·3 pending applications·634 citations·filing 1992–2017
98Inventor score
Top patents by PatentIndex Score
41 records- 0198US9490738B2Sensorless motor drive vector controlROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Nov 8, 2016·28 cites·16 claims
- 0297US9374028B2Transition scheme for position sensorless control of AC motor drivesROCKWELL AUTOMATION TECH INC·Filed 2014·Granted Jun 21, 2016·21 cites·20 claims
- 0397US9054621B2Position sensorless open loop control for motor drives with output filter and transformerLIU JINGBO·Filed 2013·Granted Jun 9, 2015·18 cites·19 claims
- 0496US9294019B2Method and apparatus for controlling power converter with inverter output filterROCKWELL AUTOMATION TECH INC·Filed 2014·Granted Mar 22, 2016·18 cites·19 claims
- 0595US9595896B1Methods and systems for sensorless closed loop motor speed and torque controlROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Mar 14, 2017·15 cites·24 claims
- 0694US9774284B2Rotor position estimation apparatus and methodsROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Sep 26, 2017·7 cites·12 claims
- 0794US8497655B2Method and apparatus for estimating rotor position in a sensorless synchronous motorLIU JINGBO·Filed 2012·Granted Jul 30, 2013·11 cites·18 claims
- 0894US6172498B1Method and apparatus for rotor angle detectionROCKWELL TECH LLC·Filed 1998·Granted Jan 9, 2001·117 cites·8 claims
- 0993US10020766B2Current control of motor drives with output sinewave filterROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Jul 10, 2018·5 cites·15 claims
- 1093US9312779B2Position sensorless open loop control for motor drives with output filter and transformerROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Apr 12, 2016·5 cites·20 claims
- 1192US8228013B2Method and apparatus for automatically identifying electrical parameters in a sensor-less PMSMLIU JINGBO·Filed 2008·Granted Jul 24, 2012·28 cites·23 claims
- 1288US10650994B2Switching device arrangementSIEMENS AG·Filed 2017·Granted May 12, 2020·5 cites·22 claims
- 1386US5495158AApparatus and method used with AC motors for controlling motor operationALLEN BRADLEY CO·Filed 1994·Granted Feb 27, 1996·54 cites·22 claims
- 1485US9054611B2Method and apparatus for stability control of open loop motor drive operationLIU JINGBO·Filed 2013·Granted Jun 9, 2015·6 cites·17 claims
- 1585US7395124B2Adaptive motor drive method and apparatus including inertia estimatorROCKWELL AUTOMATION TECH INC·Filed 2005·Granted Jul 1, 2008·16 cites·22 claims
- 1684US6597146B1Method and apparatus to compensate for cyclic load disturbances in a control systemROCKWELL AUTOMATION TECH INC·Filed 2002·Granted Jul 22, 2003·36 cites·51 claims
- 1783US6480752B1Final operating element positioning deviceMANNESMANN VDO AG·Filed 1998·Granted Nov 12, 2002·50 cites·16 claims
- 1881US9287812B2Method and apparatus for stability control of open loop motor drive operationNONDAHL THOMAS·Filed 2014·Granted Mar 15, 2016·5 cites·20 claims
- 1977US7627440B2Inertia and load torque estimating method and apparatusROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Dec 1, 2009·8 cites·17 claims
- 2076US6144181AMethod and apparatus for reducing resonance in a dual inertia systemROCKWELL TECH LLC·Filed 1998·Granted Nov 7, 2000·55 cites·8 claims
- 2173US6534888B1Electric motor intended to be fixed to a printed circuit boardMANNESMANN VDO AG·Filed 2000·Granted Mar 18, 2003·21 cites·4 claims
- 2272US7944164B2Method and apparatus for identifying orientation of a stationary rotor in a sensor-less PMSMROCKWELL AUTOMATION TECH INC·Filed 2008·Granted May 17, 2011·8 cites·14 claims
- 2368US8159168B2Rotor position estimator for an electrical machineLIU JINGBO·Filed 2009·Granted Apr 17, 2012·7 cites·20 claims
- 2466US5397515AInjection molding machine temperature control systemALLEN BRADLEY CO·Filed 1992·Granted Mar 14, 1995·31 cites·14 claims
- 2563US10158314B2Feedforward control of motor drives with output sinewave filterROCKWELL AUTOMATION TECH INC·Filed 2017·Granted Dec 18, 2018·1 cites·16 claims
- 2662US8330405B2Method and apparatus for increased current stability in a PWM driveROYAK SEMYON·Filed 2009·Granted Dec 11, 2012·4 cites·20 claims
- 2760US7659683B2Resonant frequency identificationROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Feb 9, 2010·3 cites·30 claims
- 2859US9124209B2Method and apparatus for controlling power converter with inverter output filterLIU JINGBO·Filed 2013·Granted Sep 1, 2015·1 cites·14 claims
- 2959US6005465ACoil assembly and method for contacting the coil on a support bodyVDO SCHINDLING·Filed 1996·Granted Dec 21, 1999·18 cites·19 claims
- 3054US5825115AElectric motor and indicating mechanism, in particular for indicating instruments in motor vehiclesVDO SCHINDLING·Filed 1996·Granted Oct 20, 1998·21 cites·20 claims
- 3152US7141946B2Method and apparatus for providing optimal acceleration feedbackROCKWELL AUTOMATION TECH INC·Filed 2003·Granted Nov 28, 2006·7 cites·20 claims
- 3252US2005144055A1Method and apparatus for multiple output planningFiled 2003·Application pending·0 cites
- 3351US7994444B2Apparatus for monitoring the state of an electrical switching deviceSIEMENS AG·Filed 2005·Granted Aug 9, 2011·2 cites·10 claims
- 3450US10276317B2Snap-action drive and switching device having a snap-action driveSIEMENS AG·Filed 2017·Granted Apr 30, 2019·0 cites·15 claims
- 3548US10345795B2Systems and methods to enhance machine designs and production rate schedules for minimized energy costROCKWELL AUTOMATION TECH INC·Filed 2015·Granted Jul 9, 2019·0 cites·18 claims
- 3647US7915852B2Universal adaptive torque control for PM motors for field-weakening region operationROCKWELL AUTOMATION TECH INC·Filed 2008·Granted Mar 29, 2011·1 cites·24 claims
- 3745US9716460B2Method and apparatus for speed reversal control of motor driveNONDAHL THOMAS·Filed 2015·Granted Jul 25, 2017·0 cites·18 claims
- 3844US7609014B2System and method for universal adaptive torque control of permanent magnet motorsROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Oct 27, 2009·1 cites·18 claims
- 3942US2010237817A1Method and Apparatus for Estimating Rotor Position in a Sensorless Synchronous MotorLIU JINGBO·Filed 2009·Application pending·0 cites
- 4038US9800190B2Control of motor drives with output sinewave filter capacitor current compensation using sinewave filter transfer functionROCKWELL AUTOMATION TECH INC·Filed 2016·Granted Oct 24, 2017·0 cites·14 claims
- 4136US2016173012A1Sensorless motor drive vector control with feedback compensation for filter capacitor currentROCKWELL AUTOMATION TECH INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →