Novel Sleep Control for EPON Optical Line Terminal Employing Layer-2 Switch Functions. - Satoshi Shimazu; Junichi Kani; Naoto Yoshimoto; Hisaya Hadama (GLOBECOM, 2010)

Energy-efficient optical access networks: issues and technologies. - Junichi Kani; Satoshi Shimazu; Naoto Yoshimoto; Hisaya Hadama (IEEE Commun. Mag., 2013)