Inventor
SUL SEUNG-KI
KR32 patents
⚠️ This page may combine multiple inventors who share the name “SUL SEUNG-KI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN MOTORS CORP
5 patentsUS6894454B2May 17, 2005
Position sensorless control algorithm for AC machine
GEN MOTORS CORP77 citations98
US7002318B1Feb 21, 2006
Position sensor fault tolerant control for automotive propulsion system
GEN MOTORS CORP105 citations97
US6924617B2Aug 2, 2005
Position sensorless control algorithm for AC machine
GEN MOTORS CORP59 citations96
US7023168B1Apr 4, 2006
Field weakening motor control system and method
GEN MOTORS CORP52 citations92
US6989641B2Jan 24, 2006
Methods and apparatus for fault-tolerant control of electric machines
GEN MOTORS CORP28 citations92
LSIS CO LTD
4 patentsUS10008937B1Jun 26, 2018
Apparatus for controlling DC link voltage in power cell of medium-voltage inverter
LSIS CO LTD10 citations79
US10122173B2Nov 6, 2018
Reactive power compensator and method of controlling the same
LSIS CO LTD2 citations70
US11038436B2Jun 15, 2021
Inverter system
LSIS CO LTD2 citations68
US10164435B2Dec 25, 2018
Reactive power compensator and method of controlling the same
LSIS CO LTD1 citations49
(unassigned)
3 patentsUS5886498AMar 23, 1999
Sensorless field orientation control method of an induction machine by high frequency signal injection
52 citations95
US6185115B1Feb 6, 2001
Three-phase pulse width modulation method and system for alternating current motor
70 citations93
US6639380B2Oct 28, 2003
Method and system of sensorless field orientation control for an AC motor
49 citations92
SAMSUNG ELECTRONICS CO LTD
3 patentsUS9819294B2Nov 14, 2017
Inverter control apparatus and control method thereof
SAMSUNG ELECTRONICS CO LTD15 citations89
US9136790B2Sep 15, 2015
Inverter control apparatus and control method thereof
SAMSUNG ELECTRONICS CO LTD17 citations89
US9954475B2Apr 24, 2018
Motor driving apparatus
SAMSUNG ELECTRONICS CO LTD14 citations80
GM GLOBAL TECH OPERATIONS INC
3 patentsUS7843162B2Nov 30, 2010
Current regulator and current control method and system for AC motors
GM GLOBAL TECH OPERATIONS INC13 citations83
US7667426B2Feb 23, 2010
On-line minimum copper loss control of interior permanent-magnet synchronous machine for automotive applications
GM GLOBAL TECH OPERATIONS INC9 citations83
US7282886B1Oct 16, 2007
Method and system for controlling permanent magnet motor drive systems
GM GLOBAL TECH OPERATIONS INC14 citations81