HAO-SHANG MA, SHIOU-CHI LI, ZHI-JIA JIAN,
YOU-HUA KUO AND JEN-WEI HUANG
Department of Electrical Engineering
Institute of Computer and Communication Engineering
National Cheng Kung University
Tainan City, 701 Taiwan
E-mail: fablove904; sp822543; dream880347; wilson820817g@gmail.com;
jwhuang@mail.ncku.edu.tw