SHIH-CHUNG HSU1, CHI-TING HSU1 AND CHUNG-LIN HUANG1,2
1Department of Electrical Engineering
National Tsing Hua University
Hsinchu, 300 Taiwan
2Department of Applied Informatics and Multimedia
Asian University
Taichung, 413 Taiwan
E-mail: d9761817@oz.nthu.edu.tw; clhuang@asia.edu.tw