About KOZAWA YUSUKE
About 茨城大 大学院理工学研究科
About optical communication
About underwater communication
About acoustic communication
About velocity
About propagation characteristic
About duplex communication
About image sensor
About wireless power supply
About visible light communication
About underwater acoustic communication
About propagation speed
About underwater optical wireless communication
About 水中可視光通信
About underwater wireless optical communication
About Optical communication systems and equipment
About 無線通信技術
About 動向
About 水中
About 可視光通信
About 現状
About 展望