Hirai Riu

Standardization of 400GbE and Research and Development of High-speed Short-Reach Optical Multilevel Signaling Technique

Yano Takashi, Kikuchi Nobuhiko, Hirai Riu, 2015 .

Current Status on Standardization of 400 Gigabit Ethernet

Hirai Riu, Kikuchi Nobuhiko, 2016 .

A study on roll-off factor of Nyquist-PAM4 optical signaling using transmission simulation and estimation of DSP circuit size

Kikuchi Nobuhiko, Hirai Riu, 2015 .