High accurately synchronized λ-tunable WDM/TDM-PON using timestamps based time and frequency synchronization for mobile backhaul. - Go Yazawa; Naohiko Yuki; Jun Terada; Shunji Kimura; Naoto Yoshimoto (OFC/NFOEC, 2013)

Proposal and Demonstration of Automatic Identifying Method of Synchronization Profiles of Precision Time Protocol. - Go Yazawa; Takashi Nakanishi; Keisuke Yamagata; Shinichi Yoshihara; Tomoaki Yoshida (OECC/PSC, 2022)