Patent | Date |
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Audible noise reduction for single current shunt platform Grant 7,800,333 - Ho September 21, 2 | 2010-09-21 |
Signal conditioning apparatus and method for determination of permanent magnet motor rotor position Grant 7,602,139 - Ho October 13, 2 | 2009-10-13 |
Parking control technique for permanent magnet motor drives with sinusoidal BEMF Grant 7,592,770 - Ho September 22, 2 | 2009-09-22 |
Audible Noise Reduction For Single Current Shunt Platform App 20090039817 - Ho; Eddy Ying Yin | 2009-02-12 |
Global closed loop control system with DV/DT control and EMI/switching loss reduction Grant 7,405,528 - Ho , et al. July 29, 2 | 2008-07-29 |
Audible noise reduction for single current shunt platform Grant 7,348,758 - Ho March 25, 2 | 2008-03-25 |
Signal Conditioning Apparatus And Method For Determination Of Permanent Magnet Motor Rotor Position App 20080048599 - HO; Eddy Ying Yin | 2008-02-28 |
Parking Control Technique For Permanent Magnet Motor Drives With Sinusoidal Bemf App 20080042612 - HO; Eddy Ying Yin | 2008-02-21 |
Rotor angle estimation for permanent magnet synchronous motor drive Grant 7,299,708 - Ho November 27, 2 | 2007-11-27 |
Global closed loop control system with DV/DT control and EMI/switching loss reduction Grant 7,274,241 - Ho , et al. September 25, 2 | 2007-09-25 |
Synchronous motor startup lock detection circuit and method Grant 7,239,103 - Ho July 3, 2 | 2007-07-03 |
System and method for elimination of DC offset feedback in AC drives Grant 7,230,403 - Ho June 12, 2 | 2007-06-12 |
Audible Noise Reduction For Single Current Shunt Platform App 20070090785 - Ho; Eddy Ying Yin | 2007-04-26 |
Phase-loss detection for rotating field machine Grant 7,161,375 - Ho January 9, 2 | 2007-01-09 |
Method and system for starting a sensorless motor App 20070001635 - Ho; Eddy Ying Yin | 2007-01-04 |
Motor current reconstruction via DC bus current measurement Grant 7,102,327 - Ho September 5, 2 | 2006-09-05 |
Synchronous motor startup lock detection circuit and method App 20060193090 - Ho; Eddy Ying Yin | 2006-08-31 |
Global closed loop control system with DV/DT control and EMI/switching loss reduction App 20060186854 - Ho; Eddy Ying Yin ;   et al. | 2006-08-24 |
Phase-loss detection for rotating field machine App 20060186914 - Ho; Eddy Ying Yin | 2006-08-24 |
Global closed loop control system with dv/dt control and EMI/switching loss reduction Grant 7,061,195 - Ho , et al. June 13, 2 | 2006-06-13 |
Global closed loop control system with DV/DT control and EMI/switching loss reduction App 20060119303 - Ho; Eddy Ying Yin ;   et al. | 2006-06-08 |
Motor current reconstruction via DC bus current measurement App 20060071627 - Ho; Eddy Ying Yin ;   et al. | 2006-04-06 |
Efficiency optimization control for permanent magnet motor drive Grant 6,979,967 - Ho December 27, 2 | 2005-12-27 |
System and method for elimination of DC offset feedback in AC drives App 20050242767 - Ho, Eddy Ying Yin | 2005-11-03 |
Efficiency optimization control for permanent magnet motor drive App 20050146297 - Ho, Eddy Ying Yin | 2005-07-07 |
Rotor angle estimation for permanent magnet synchronous motor drive Grant 6,910,389 - Ho June 28, 2 | 2005-06-28 |
Efficiency optimization control for permanent magnet motor drive Grant 6,856,109 - Ho February 15, 2 | 2005-02-15 |
Start-up method and system for permanent magnet synchronous motor drive App 20040249596 - Ho, Eddy Ying Yin | 2004-12-09 |
Space vector PWM modulator for permanent magnet motor drive Grant 6,819,078 - Ho November 16, 2 | 2004-11-16 |
Current ripple reduction by harmonic current regulation Grant 6,777,907 - Ho August 17, 2 | 2004-08-17 |
Space vector PWM modulator for permanent magnet motor drive App 20040130918 - Ho, Eddy Ying Yin | 2004-07-08 |
System and method for measuring parameters of a DC motor field Grant 6,633,144 - Barker , et al. October 14, 2 | 2003-10-14 |
System and method for measuring parameters of a DC motor field App 20030122513 - Barker, Sidney A. ;   et al. | 2003-07-03 |
Rotor angle estimation for permanent magnet synchronous motor drive App 20030090262 - Ho, Eddy Ying Yin | 2003-05-15 |
Current ripple reduction by harmonic current regulation App 20030090232 - Ho, Eddy Ying Yin | 2003-05-15 |
Method and system for automatic determination of inductance App 20020180458 - Ho, Eddy Ying Yin ;   et al. | 2002-12-05 |