Division of Computer Engineering Department of Electrical Engineering and Computer Sciences(EECS), Graduate School of Engineering, University of Hyogo 2167 Shosha Himeji, Hyogo, 671-2280, JAPAN Division of Computer Engineering Department of Electrical Engineering and Computer Sciences(EECS), Graduate School of Engineering http://www.eng.u-hyogo.ac.jp/english_eng/ University of Hyogo http://www.u-hyogo.ac.jp/english/ Campus in Shosha, Himeji 2167 Shosha Himeji, Hyogo, 671-2280, JAPAN   　 Copyright(C) 2010 Ph.D.Yutaka HATA. University of Hyogo. All Rights Reserved