Idea Sketch of Application Service of e-Business Card and NFC Based on Mobile. - Sun-Kuk Noh; ByungRae Cha; Dong-You Choi; Jung Jin Park; Guen Sik Kim; Yoo Kang Ji (FGIT-UNESST, 2011)

Measurements and analysis for proposal of propagation models considering time and spatial variation of propagation environments in the micro-wave band. - Sun-Kuk Noh; Guen Sik Kim; Sunwoong Kim; Dong-You Choi (ICTC, 2014)