Inventor
LIM GYU HO
KR13 patents
⚠️ This page may combine multiple inventors who share the name “LIM GYU HO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAGNACHIP SEMICONDUCTOR LTD
10 patentsUS10231302B2Mar 12, 2019
Power factor correction control circuit and driving method thereof
MAGNACHIP SEMICONDUCTOR LTD2 citations71
US9961742B2May 1, 2018
Multi-channel LED driver with overheating protection capabilities
MAGNACHIP SEMICONDUCTOR LTD4 citations71
US9490692B2Nov 8, 2016
Circuit and method of correcting a power factor for AC direct lighting apparatus
MAGNACHIP SEMICONDUCTOR LTD0 citations51
US9887621B2Feb 6, 2018
Power factor correction circuit and method for correcting power factor, converter device thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations50
US9888552B2Feb 6, 2018
Detecting circuit for short of LED array and LED driving apparatus using the same
MAGNACHIP SEMICONDUCTOR LTD0 citations50
US9692404B2Jun 27, 2017
Power factor correction controlling circuit and driving method thereof
MAGNACHIP SEMICONDUCTOR LTD1 citations49
US9642197B2May 2, 2017
Circuit for compensating bipolar junction transistor base current and LED driving apparatus having the same
MAGNACHIP SEMICONDUCTOR LTD0 citations48
US9521719B2Dec 13, 2016
Circuit for driving lighting apparatus and method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations48
US9788372B2Oct 10, 2017
Gate off delay compensation circuit and light apparatus having the same
MAGNACHIP SEMICONDUCTOR LTD0 citations46
US10243558B2Mar 26, 2019
Complementary metal-oxide-semiconductor (CMOS) inverter circuit device
MAGNACHIP SEMICONDUCTOR LTD0 citations40