KAO-SHING HWANG1, JIN-LING LIN2 AND JHE-SYUN LI3
1Department of Electrical Engineering
National Sun Yat-sen University
Kaoshiung, 804 Taiwan
E-mail: hwang@ccu.edu.tw
2Department of Information Management
Shih Hsin University
Taipei, 116 Taiwan
E-mail: jllin@cc.shu.edu.tw
3Department of Electrical Engineering
National Chung Cheng University
Chiayi, 621 Taiwan
E-mail: yoyozuzulin@gmail.comㄎ