Inventor
KOO GWANBON
KR43 patents
⚠️ This page may combine multiple inventors who share the name “KOO GWANBON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FAIRCHILD KOREA SEMICONDUCTOR LTD
20 patentsUS10236720B2Mar 19, 2019
Wireless power transfer system and driving method thereof
FAIRCHILD KOREA SEMICONDUCTOR LTD7 citations84
US10038388B2Jul 31, 2018
Converter having a low conduction loss and driving method thereof
FAIRCHILD KOREA SEMICONDUCTOR LTD5 citations84
US10069426B2Sep 4, 2018
Active clamp flyback converter
FAIRCHILD KOREA SEMICONDUCTOR LTD7 citations82
US9991812B2Jun 5, 2018
Variable blanking frequency for resonant converters
FAIRCHILD KOREA SEMICONDUCTOR LTD3 citations73
US10491117B2Nov 26, 2019
Soft-start circuit for buck converter control
FAIRCHILD KOREA SEMICONDUCTOR LTD1 citations72
US10199921B2Feb 5, 2019
Load detecting device
FAIRCHILD KOREA SEMICONDUCTOR LTD5 citations72
US9716399B2Jul 25, 2017
Vehicle charger
FAIRCHILD KOREA SEMICONDUCTOR LTD2 citations72
US10825598B2Nov 3, 2020
Planar magnetic element
FAIRCHILD KOREA SEMICONDUCTOR LTD1 citations62
US10164528B2Dec 25, 2018
Switch control circuit and buck converter including the same
FAIRCHILD KOREA SEMICONDUCTOR LTD1 citations62
US10510477B2Dec 17, 2019
Planar transformer with multilayer circuit board
FAIRCHILD KOREA SEMICONDUCTOR LTD1 citations59
US10389254B2Aug 20, 2019
Cable compensation circuit and power supply including the same
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations52
US9917503B2Mar 13, 2018
Overcurrent protection circuit and power factor correction circuit comprising the same
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations52
US9825541B2Nov 21, 2017
Output current estimating method and power supply device using the same
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations52
US9762068B2Sep 12, 2017
Wireless power transfer system
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations52
US9504104B2Nov 22, 2016
Power supply apparatus and driving method thereof
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations52
US10291122B2May 14, 2019
Input voltage detection circuit and power supply including the same
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations51
US10277128B2Apr 30, 2019
Switch control circuit and buck converter comprising the same
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations51
US9831777B2Nov 28, 2017
Switch control circuit and converter including the same
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations51
US9482724B2Nov 1, 2016
Load detecting method and power supply device where the method is applied
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations48
US10289134B2May 14, 2019
Cable compensation circuit
FAIRCHILD KOREA SEMICONDUCTOR LTD0 citations36
SEMICONDUCTOR COMPONENTS IND LLC
18 patentsUS10141830B1Nov 27, 2018
Burst operation of a switching controller having a plurality of foldback curves
SEMICONDUCTOR COMPONENTS IND LLC23 citations94
US10985662B2Apr 20, 2021
Power converter responsive to device connection status
SEMICONDUCTOR COMPONENTS IND LLC2 citations73
US10985663B2Apr 20, 2021
Power converter responsive to device connection status
SEMICONDUCTOR COMPONENTS IND LLC4 citations73
US10790753B2Sep 29, 2020
Reduced voltage switching of a main switch in flyback power converters
SEMICONDUCTOR COMPONENTS IND LLC2 citations73
US10326371B2Jun 18, 2019
Providing adaptive output power
SEMICONDUCTOR COMPONENTS IND LLC3 citations73
US10320301B2Jun 11, 2019
Power converter responsive to device connection status
SEMICONDUCTOR COMPONENTS IND LLC3 citations73
US10177645B2Jan 8, 2019
Synchronous rectifier turn-on enable
SEMICONDUCTOR COMPONENTS IND LLC3 citations73
US12451694B2Oct 21, 2025
Power adapters with multiple charging ports
SEMICONDUCTOR COMPONENTS IND LLC0 citations62
US11646581B2May 9, 2023
Power adapters with multiple charging ports
SEMICONDUCTOR COMPONENTS IND LLC1 citations62
US11121628B2Sep 14, 2021
Switch control circuit and buck converter comprising the same
SEMICONDUCTOR COMPONENTS IND LLC0 citations62
US10958179B2Mar 23, 2021
Reduced voltage switching of a main switch in flyback power converters
SEMICONDUCTOR COMPONENTS IND LLC0 citations62
US10784784B2Sep 22, 2020
DC-DC converter with dynamic feedback loop
SEMICONDUCTOR COMPONENTS IND LLC1 citations62
US10790756B2Sep 29, 2020
Variable blanking frequency for resonant converters
SEMICONDUCTOR COMPONENTS IND LLC0 citations52
US10574146B2Feb 25, 2020
Converter and driving method thereof
SEMICONDUCTOR COMPONENTS IND LLC0 citations52
US10560030B2Feb 11, 2020
Cable compensation circuit and power supply including the same
SEMICONDUCTOR COMPONENTS IND LLC0 citations52
US10790748B2Sep 29, 2020
Soft-start circuit and buck converter comprising the same
SEMICONDUCTOR COMPONENTS IND LLC0 citations51
US10700592B2Jun 30, 2020
Load detecting device
SEMICONDUCTOR COMPONENTS IND LLC0 citations51
US10554129B2Feb 4, 2020
Switch control circuit and buck converter including the same
SEMICONDUCTOR COMPONENTS IND LLC0 citations51
FAIRCHILD KR SEMICONDUCTOR LTD
3 patentsUS9350257B2May 24, 2016
Power supply apparatus and driving method thereof
FAIRCHILD KR SEMICONDUCTOR LTD3 citations70
US9331604B2May 3, 2016
Piezoelectric driving circuit and piezoelectric driving method
FAIRCHILD KR SEMICONDUCTOR LTD2 citations62
US9306244B2Apr 5, 2016
Bidirectional interface circuit and battery management system including the same
FAIRCHILD KR SEMICONDUCTOR LTD0 citations41