Evaluation of WSS Characteristics in Highly Dense WDM Networks - Kazuya Okamura; Shuhei Yamaoka; Yojiro Mori; Hiroshi Hasegawa; Ken-ichi Sato (2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), Fukuoka, Japan, July 7-11, 2019, 2019)

Novel Demodulation Framework Based on Quadrature Duo-Binary/Quaternary/Octernary Spectrum Shaping and MLSE for Mitigating Spectrum Narrowing Caused by Node Traversals - Shuhei Yamaoka; Yojiro Mori; Hiroshi Hasegawa; Ken-ichi Sato (European Conference on Optical Communication, ECOC 2018, Rome, Italy, September 23-27, 2018, 2018)

First Demonstration of Subsystem-Modular Optical Crossconnect Using Single-Module 6 exttimes6 WSS - Ryota Hashimoto; Shuhei Yamaoka; Yojiro Mori; Hiroshi Hasegawa; Ken-ichi Sato; Keita Yamaguchi; Kazunori Seno; Kenya Suzuki (European Conference on Optical Communication, ECOC 2017, Gothenburg, Sweden, September 17-21, 2017, 2017)