Inventor
WU ZHIGAN
TW8 patents
Patents
8 patentsUS6534938B1Mar 18, 2003
Method and apparatus for driving a sensorless BLDC motor at PWM operation mode
DELTA ELECTRONICS INC65 citations96
US6535402B1Mar 18, 2003
Adaptive compensation of dead time for inverter and converter
DELTA ELECTRONICS INC50 citations92
US7202623B2Apr 10, 2007
Startup procedure for sensorless brushless DC motor
DELTA ELECTRONICS INC28 citations90
US7459878B2Dec 2, 2008
Method and circuit for controlling sensorless single-phase BLDCM
DELTA ELECTRONICS INC18 citations82
US7345440B2Mar 18, 2008
Method for starting single phase BLDCM having asymmetrical air gap
DELTA ELECTRONICS INC10 citations82
US7242160B2Jul 10, 2007
Starting method for Hall-less single-phase BLDCM
DELTA ELECTRONICS INC11 citations82
US7202617B2Apr 10, 2007
Circuit and method for controlling brushless DC motor
DELTA ELECTRONICS INC2 citations60
US6781385B2Aug 24, 2004
Apparatus for detecting current direction in bridge circuits and method thereof
DELTA ELECTRONICS INC0 citations41