A real-time MPEG1 Ethernet camera system. - Yoshiaki Kakimura; Ryo Hirayama; Hirofumi Hishikura; Masato Matsuzawa; Masaaki Tago (IEEE Trans. Consumer Electron., 1999)

A Study on Specific Emitter Identification Using Modified Allan Variance and Correlation Coefficient. - Yan Zhu; Sei Arima; Ryo Hirayama; Masaaki Kobayashi; Takeshi Kumaki (GCCE, 2021)