Nobuyoshi KOMURO received his B.E., M.E., and Ph.D. degrees in Information Science from Ibaraki University, Hitachi-shi, Ibaraki, Japan, in 2000, 2002, and, 2005, respectively. From 2005 to 2009, he was with the School of Computer Science, Tokyo University of Technology. Since April 2009, he has been with Chiba University, where he is currently an Associate Professor with the Institute of Management and Information Technologies. From May 2012 to April 2013, he was a visiting scholar at Rutgers University, NJ, USA. His research interests include code division multiple access, wireless sensor network protocol, and indoor positioning.