Inventor
POON CHUNG-HEI
CN4 patents
Patents
4 patentsUS8649189B2Feb 11, 2014
Power supply with single stage converter for performing power factor correction and resonant conversion
TANG PAK-CHUEN7 citations78
US8331113B2Dec 11, 2012
Resonant switching circuit for harmonic suppression of input current utilizing frequency modulation
TANG PAK-CHUEN9 citations78
US8792245B2Jul 29, 2014
Coil assembly and electrical device having such coil assembly
TANG PAK-CHUEN1 citations46
US8441811B2May 14, 2013
AC-DC converter
TANG PAK-CHUEN1 citations46