Study on the optical damage mechanism of InP IQ modulators using a step stress test. - Hajime Tanaka 002; Tsutomu Ishikawa; Mitsuru Ekawa (OECC/PSC, 2019)

Highly Reliable and Compact InP-Based In-Phase and Quadrature Modulators for Over 400 Gbit/s Coherent Transmission Systems. - Hajime Tanaka 002; Tsutomu Ishikawa; Takashi Kitamura 002; Masataka Watanabe; Ryuji Yamabi; Ryo Yamaguchi; Naoya Kono; Takehiko Kikuchi; Morihiro Seki; Tomokazu Katsuyama; Mitsuru Ekawa; Hajime Shoji (IEICE Trans. Electron., 2020)

Low Insertion Loss 128-Gbaud HB-CDM with 3D-Printed Spot Size Converter Integrated InP-based Modulator. - Yasutaka Mizuno; Munetaka Kurokawa; Naoki Itabashi; Taichi Misawa; Masaru Takechi; Hiroshi Uemura; Hajime Tanaka 002; Tsutomu Ishikawa; Tomoya Saeki; Keiji Tanaka; Takatoshi Kato; Manabu Shiozaki; et al. (OFC, 2023)

InP-based Optical Devices Integrated on Silicon Photonic Circuits. - Takuya Okimoto; Naoki Fujiwara; Naoko Inoue; Takuo Hiratani; Takehiko Kikuchi; Takuya Mitarai; Munetaka Kurokawa; Hajime Tanaka 002; Hidenari Fujikata; Tohma Watanabe; Toshiyuki Nitta; Nobuhiko Nishiyama; et al. (OFC, 2024)