Inventor
CHOI SANG SAM
KR3 patents
Patents
3 patentsUS5781009AJul 14, 1998
Two-coil apparatus for measuring the absolute value of magnetic penetration depth λ of superconductor films
KOREA INST SCI & TECH28 citations88
US6356685B1Mar 12, 2002
Gain control device in semiconductor optical amplifier using optical fiber grating
KOREA INST SCI & TECH5 citations59
US6687435B2Feb 3, 2004
Optical fiber grating coder for use in optical code division multiple access, fabricating method and apparatus therefor
KOREA INST SCI & TECH3 citations54