RECENT ADVANCES in COMPUTER ENGINEERING and APPLICATIONS Proceedings of the 4th WSEAS International Conference on COMPUTER ENGINEERING and APPLICATIONS (CEA '10) Harvard University, Cambridge, USA January 27-29, 2010 Electrical and Computer Engineering Series A Series of Reference Books and Textbooks Published by WSEAS Press ISSN: 17905117 www.wseas.org ISBN: 978960474-1519 RECENT ADVANCES in COMPUTER ENGINEERING and APPLICATIONS Proceedings of the 4th WSEAS International Conference on COMPUTER ENGINEERING and APPLICATIONS (CEA '10) Harvard University, Cambridge, USA January 27-29, 2010 Electrical and Computer Engineering Series A Series of Reference Books and Textbooks Published by WSEAS Press www.wseas.org Copyright © 2009, by WSEAS Press All the copyright of the present book belongs to the World Scientific and Engineering Academy and Society Press. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of the Editor of World Scientific and Engineering Academy and Society Press. All papers of the present volume were peer reviewed by two independent reviewers. Acceptance was granted when both reviewers' recommendations were positive. See also: http://www.worldses.org/review/index.html ISSN: 17905117 ISBN: 978960474-1519 World Scientific and Engineering Academy and Society RECENT ADVANCES in COMPUTER ENGINEERING and APPLICATIONS Proceedings of the 4th WSEAS International Conference on COMPUTER ENGINEERING and APPLICATIONS (CEA '10) Harvard University, Cambridge, USA January 27-29, 2010 Editors: Prof. Stephen Lagakos, Harvard University, USA Prof. Leonid Perlovsky, Harvard University and the Air Force Research Lab., USA Prof. Manoj Jha, Morgan State University, USA Prof. Brindusa Covaci, Advancement of Scholarly Research Center Contemporary Science Association, New York, USA Prof. Azami Zaharim, Universiti Kebangsaan, Malaysia Prof. Nikos Mastorakis, Technical University of Sofia, Bulgaria International Program Committee Members: Alexander Zemliak, MEXICO Edgar Sαnchez-Sinencio, USA Alexander Pisarchik, MEXICO Jim C. Bezdek, USA Phillip G. Bradford, USA A. J. van der Schaft, the NETHERLANDS Victor Ramos, MEXICO Istvan Nagy, Hungary Alexander Grebennikov, MEXICO Wasfy B. Mikhael, USA Alba Sanchez, MEXICO M. N. S. Swamy, CANADA Aleksey Nenarokomov, RUSSIA M. Araki, JAPAN Alexander Grebennikov, MEXICO Abbas El Gamal, USA Alireza Yazdizadeh, IRAN Franco Maloberti, Italy Andres Fraguela Collar, MEXICO Alan N. Willson Jr., USA Andrey Ostrovsky, MEXICO Yoji Kajitani, JAPAN Armando Barranon, MEXICO Mohammed Ismail, USA Divakar Yadav, INDIA Kemin Zhou, USA Hasan Cimen, TURKEY RueyWen Liu, USA Joel Suarez, MEXICO Nabil H. Farhat, USA Jorge alberto Ruiz vanoye, MEXICO John I. Sewell, UK Karel Slavicek, CZECH REPUBLIC Jerry M. Mendel, USA Lotfi Merad, ALGERIA Magdy A. Bayoumi, USA Mariko NakanoMiyatake, MEXICO Bertram E. Shi, HONG KONG Marius Cioca, ROMANIA M. Omair Ahmad, CANADA Nodari Vakhania, MEXICO N. K. Bose, USA Oleg Starostenko, MEXICO Igor Lemberski, LATVIA Osamu Uchida, JAPAN Alfred Fettweis, GERMANY Pavel Makagonov, MEXICO Brockway McMillan, USA Rider Jaimes-Readegui, MEXICO H. J. Orchard, USA Shaneel Narayan, NEW ZEALAND Jacob Katzenelson, ISRAEL Sherin Youssef, EGYPT Vincent Poor, USA ShinShin Kao, TAIWAN Abraham Kandel, USA Stojan Kravanja, SLOVENIA Bor-Sen Chen, CHINA Taeho Jo, KOREA C. S. George Lee, USA Vicente Aboites, MEXICO Hamid R. Berenji, USA Vladimir Vasek, CZECH REPUBLIC Kevin M. Passino, USA Woosaeng Kim, KOREA Lawrence O. Hall, USA Zeljko Panian, CROATIA (HRVATSKA) Ronald R. Yager, USA ZHAO zhengjie ZHANG jilong, CHINA Witold Pedrycz, CANADA Irwin W. Sandberg, USA Agoryaswami J. Paulraj, USA Asad A. Abidi, USA Ahmed H. Tewfik, USA Andreas Antoniou, USA Alan V. Oppenheim, USA Antonio Cantoni, AUSTRALIA Alfonso Farina, ITALY Lotfi Zadeh, USA Alfred O. Hero, USA George Szentirmai, USA Ali H. Sayed, USA Michael Peter Kennedy, IRELAND Anders Lindquist, SWEDEN Paresh C. Sen, CANADA Arthur B. Baggeroer, USA Michel Gevers, BELGIUM Arye Nehorai, USA James S. Thorp, USA Benjamin Friedlander, USA Armen H. Zemanian, USA Bernard C. Levy, USA Guanrong Chen, HONG KONG Bhaskar D. Rao, USA Brian D. O. Anderson, AUSTRALIA Sadaoki Furui, JAPAN Bruce A. Francis, CANADA ShunIchi Amari, JAPAN C. Richard Johnson, USA Simon Haykin, CANADA C. Sidney Burrus, USA SooChang Pei, CHINA Charles M. Rader, USA Soura Dasgupta, USA Desmond P. Taylor, NEW ZEALAND Stefan L. Hahn, POLAND Donald L. Duttweiler, USA Steven Kay, USA Donald W. Tufts, USA Takao Hinamoto, JAPAN Douglas L. Jones, USA Takashi Matsumoto, JAPAN Earl E. Swartzlander, USA Tapio Saramaki, FINLAND Ed F. Deprettere, the NETHERLANDS Tariq S. Durrani, U.K. Edward A. Lee, USA Thomas F. Quatieri, USA Edward J. Powers, USA Thomas L. Marzetta, USA Ehud Weinstein, ISRAEL Thomas S. Huang, USA Eli Brookner, USA Thomas W. Parks, USA Ezio Biglieri, Italy Uri Shaked, ISRAEL Faye BoudreauxBartels, USA V. John Mathews, USA Georgios B. Giannakis, USA Vladimir Cuperman, USA Gonzalo R. Arce, USA William A. Pearlman, USA H. Vincent Poor, USA Wolfgang Fichtner, SWITZERLAND Hagit Messer, ISRAEL WuSheng Lu, CANADA John V. McCanny, UK Yaakov Bar-Salom, USA Joos Vandewalle, BELGIUM Yingbo Hua, USA Jose C. Principe, USA Yong Ching Lim, SINGAPORE Jose M. F. Moura, USA Yoram Bresler, USA K. J. Ray Liu, USA Zhi Ding, USA Kaushik Roy, USA A. A. Goldenberg, CANADA Kenneth Rose, USA Angel Rodriguez-Vasquez, SPAIN Keshab K. Parhi, USA Erol Gelenbe, USA Kon Max Wong, CANADA F. L. Lewis, USA Kung Yao, USA Harry Wechsler, USA Louis L. Scharf, USA Howard C. Card, CANADA Martin Vetterli, USA Lei Xu, P. R. CHINA Mati Wax, USA Leon O. Chua, USA Meir Feder, ISRAEL Marco Gori, ITALY Michael C. Wicks, USA Narasimhan Sundararajan, SINGAPORE Michael D. Zoltowski, USA Sankar K. Pal, India Michael T. Orchard, USA Tamas Roska, USA Michael Unser, SWITZERLAND A. Stephen Morse, USA Miguel Angel Lagunas, SPAIN Alberto Isidori, USA Moeness G. Amin, USA Ali Saberi, USA Mohamed Najim, FRANCE Andrew R. Teel, USA Neil J. Bershad, USA Antonio Vicino, ITALY P. P. Vaidyanathan, USA Anuradha M. Annaswamy, USA Patrick Dewilde, NETHERLANDS Benjamin Melamed, USA Peter Willett, USA Bruce H. Krogh, USA Petre Stoica, SWEDEN David D. Yao, USA Phillip A. Regalia, FRANCE Donald Towsley, USA Pierre Duhamel, FRANCE Eduardo D. Sontag, USA Pierre Moulin, USA Edward J. Davison, CANADA Pramod K. Varshney, USA G. George Yin, USA Rabab Kreidieh Ward, CANADA Giorgio Picci, ITALY Robert M. Gray, USA Graham C. Goodwin, AUSTRALIA Rolf Unbehauen, GERMANY HanFu Chen, CHINA Ronald W. Schafer, USA Harold J. Kushner, USA Rui J. P. Figueiredo, USA Hidenori Kimura, JAPAN Russell M. Mersereau, USA Ian Postlethwaite, UK Ian R. Petersen, AUSTRALIA Vladimir Tosic, AUSTRALIA Jan C. Willems, NETHERLANDS Dat Tran, AUSTRALIA Jim S. Freudenberg, USA Vladimir Vasek, CZECH REPUBLIC Karl Johan Astrom, SWEDEN Zhiwu Wang, CHINA Lennart Ljung, SWEDEN TienChin Wang, TAIWAN M. Vidyasagar, INDIA Li Wanqing, CHINA Mark W. Spong, USA Narongrit Waraporn, THAILAND Matthew R. James, AUSTRALIA Shugang Wei, JAPAN Munther A. Dahleh, USA Lou Wenzhong, CHINA P .R. Kumar, USA ShengYuan Yang, TAIWAN Peter E. Caines, CANADA Masaya Yoshikawa, JAPAN Pramod P. Khargonekar, USA Yun peng, CHINA Richard T. Middleton, AUSTRALIA Dexi Zhang, CHINA Roberto Tempo, Italy Lin Zhang, CHINA Roger W. Brockett, USA Yongqiang Zhang, CHINA Romeo Ortega, FRANCE Shankar Sastry, USA Stephane Lafortune, USA Steven I. Marcus, USA T. E. Duncan, USA Tamer Basar, USA W. M. Wonham, CANADA Weibo Gong, USA Xi-Ren Cao, Hong Kong Yu-Chi Ho, United Kingdom Shahrum Abdullah, MALAYSIA Nakhoon Baek, KOREA ChaoSheng Chang, TAIWAN Yue-Shan Chang, TAIWAN Linhuang Chang, TAIWAN HongRen Chen, TAIWAN Yuk Ying Chung, AUSTRALIA Hermann Gehring, GERMANY Chen Guojin, CHINA KunLin Hsieh, TAIWAN Chihhung Hsu, TAIWAN Xu Huang, AUSTRALIA Jason Hung, TAIWAN Ion Ivan, ROMANIA Hua Jiang, CHINA Henry Lau, HONG KONG S.A.R. Jangho Lee, KOREA Jae Yeol Lee, KOREA Keon Myung Lee, KOREA Yungho Leu, TAIWAN Jiaming Li, AUSTRALIA HanHsi Liang, TAIWAN JiunJian Liaw, TAIWAN Chiunhsiun Lin, TAIWAN Zeljko Panian, CROATIA Byung joo Park, KOREA Magdy Saeb, EGYPT Youngchul Shim, KOREA Takao Shimomura, JAPAN Daejung Shin, KOREA Mohd Afizi Mohd Shukran, AUSTRALIA Changkyo Suh, KOREA Preface This year the 4th WSEAS International Conference on COMPUTER ENGINEERING and APPLICATIONS (CEA '10) was held at Harvard University, Cambridge, USA, January 2729, 2010. The conference remains faithful to its original idea of providing a platform to discuss network architecture, network design software, mobile networks and mobile services, digital broadcasting, e-commerce, optical networks, hacking, trojian horses, viruses, worms, spam, information security, standards of information security: aes, ipsec, high-tech crime prevention, real-time operating systems, hardware engineering, supercomputing, artificial intelligence, microprocessors, microcomputers, antennas and radars, lightwave technology, numerical methods for electromagnetics, aerospace systems, atm networks, military communications, cyber-science and cyber-space, mathematical logic and computers, image, video and internet technologies, web-based education, law aspects related to informatics etc. with participants from all over the world, both from academia and from industry. Its success is reflected in the papers received, with participants