Inventor
OH KYOUNG-WHAN
KR13 patents
Patents
13 patentsUS10095224B2Oct 9, 2018
EtherCAT control device and factory automation system having the same
SAMSUNG ELECTRONICS CO LTD2 citations72
US7432673B2Oct 7, 2008
Method, medium, and apparatus controlling current gain change of a spindle motor driver
SAMSUNG ELECTRONICS CO LTD3 citations62
US11733616B2Aug 22, 2023
System for supplying photoresist and method for fabricating semiconductor device using the same
SAMSUNG ELECTRONICS CO LTD1 citations61
US7400466B2Jul 15, 2008
Method and apparatus for driving spindle motor using adaptive feedforward control
SAMSUNG ELECTRONICS CO LTD4 citations61
US7583464B2Sep 1, 2009
Apparatus and method compensating mechanical tolerance of brushless direct current motor and related disk drive
SAMSUNG ELECTRONICS CO LTD3 citations60
US10579048B2Mar 3, 2020
EtherCAT control device and factory automation system having the same
SAMSUNG ELECTRONICS CO LTD0 citations51
US7667417B2Feb 23, 2010
Apparatus and method compensating recurring false speed errors in DC motor and disk drive adopting same
SAMSUNG ELECTRONICS CO LTD1 citations51
US7593178B2Sep 22, 2009
Method of reducing abrasion of disk by using dithering process and disk drive using the same
SAMSUNG ELECTRONICS CO LTD0 citations51
US10442034B2Oct 15, 2019
Wafer cutting apparatus
SAMSUNG ELECTRONICS CO LTD0 citations50
US10996200B2May 4, 2021
Method of determining position of fault of equipment using sound source inputting apparatus and system of determining position of fault of equipment for performing the same
SAMSUNG ELECTRONICS CO LTD0 citations48
US11269321B2Mar 8, 2022
Equipment diagnosis system and method based on deep learning
SAMSUNG ELECTRONICS CO LTD0 citations47
US10546765B2Jan 28, 2020
Wafer perforating device
SAMSUNG ELECTRONICS CO LTD0 citations36
US10040198B2Aug 7, 2018
Method of processing location information and method of processing measurement information including the same
SAMSUNG ELECTRONICS CO LTD0 citations36