Institution: | [1]Advanced Wireless Communications Research Center, The University of Electro- Communications, 1-5-1 Chofugaoka, Chofu Tokyo 182-8585, Japan [2]Research Station on Seismo Electromagnetics, The University of Electro-Communications, 1-5-1 Chofugaoka, Chofu Tokyo 182-8585, Japan [3]Hayakawa Institute of Seismo Electromagnetics, Co. Ltd., Incubation Center, The University of Electro-Communications, Chofu Tokyo182-8585, Japan [4]Information Systems Corp., Earthquake Analysis Laboratory, Kita-Aoyama 2-14-42-305, Minato-ku Tokyo 107-0061, Japan [5]Graduate School of Informatics and Engineering, The University of Electro-Communications, Chofu Tokyo 182-8585, Japan [6]Department of Electronic Information, Chubu University, 1200 Matsumoto-cho, Kasugai Aichi 487-8501, Japan [7]Faculty of Science, Chiba University, 1-33 Yayoi, Inage Chiba 263-8522, Japan |