In preparing of this thesis, I have been fortunate to receive valuable assistance,
suggestion, and support from my supervisor, and friends. I greatly appreciate their
generosity in devoting their time to help me with this research.
I would like to express my thanks to my supervisor Dr. Winston Seah Khoon
Guan, who has guided me throughout my entire candidature as a Research Scholar at
the Institute for Infocomm Research (I
R). I sincerely appreciate his enormous,
innumerable pieces of advice, and insightful criticism. In addition, thanks to the
National University of Singapore (NUS) for the Research Scholarship.
Besides, I would also like to extend my greatest thanks to my mother, Tina Loh
Yoke Ying, my sister, Sandy Ng Sim Yee, and my girlfriend, Frances Chia Foong Sin,
for their caring and love.
A very special thanks go to my close circle of friends, especially, Alvin, Yang
Luqing, Li Feng, Wu Wei, Cheng Jing, Gao Qing, Hu Hongjie, Bijay and Luo Haihong,
for their support, help and encouragement.