Inventor

LIM CHANG-SIK

KR17 patents

⚠️ This page may combine multiple inventors who share the name “LIM CHANG-SIK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LIM CHANG-SIK

RYU BEOM-SEON

PWM controlling circuit and LED driver circuit having the same

PWM controlling circuit and LED driver circuit having the same

PWM signal generating circuit for DC-DC converter using dimming signal and LED driver circuit using the same in digital PWM method having fixed phase mode

PWM signal generating circuit for DC-DC converter using dimming signal and LED driving circuit having the same in direct digital dimming method

SAMSUNG ELECTRONICS CO LTD

Hysteresis system with constant threshold voltage

Constant voltage control device

Pulse generator for generating output pulse of a predetermined width

LIM CHANG SIK

Vacuum pump for vehicles

Exhaust gas recirculation valve in vehicle

Actuator in turbocharger of vehicle and method for controlling the same

KIM EUNG-SUEN

Circuit and method for generating PWM signal for DC-DC converter using dimming signal and LED driving circuit for backlight having the same

FAIRCHILD KR SEMICONDUCTOR LTD

Oscillator having compensation for a schmitt trigger response delay

CHO MOON-SOO

Semiconductor device and fabricating method thereof

KAMTEC INC

Exhaust gas recirculation valve for vehicle

KANG TAE-KYOUNG

LED driver apparatus

MAGNACHIP SEMICONDUCTOR LTD

LED driver apparatus

SHIN DU-SU

Reference voltage generating circuit and LED driver circuit having the same therein