High-efficient InP-based balanced photodiodes integrated with 90° hybrid MMI for compact 100 Gb/s coherent receiver. - Hideki Yagi; Naoko Inoue; Yutaka Onishi; Ryuji Masuyama; Tomokazu Katsuyama; Takehiko Kikuchi; Yoshihiro Yoneda; Hajime Shoji (OFC/NFOEC, 2013)

High receiver responsivity and low dark current of InP-based pin-photodiode array monolithically integrated with 90° hybrid and spot-size converter using selective embedding regrowth. - Hideki Yagi; Naoko Inoue; Takehiko Kikuchi; Ryuji Masuyama; Tomokazu Katsuyama; Yoshihiro Tateiwa; Katsumi Uesaka; Yoshihiro Yoneda; Masaru Takechi; Hajime Shoji (IEICE Electron. Express, 2015)

InP-Based Photodetectors Monolithically Integrated with 90° Hybrid toward Over 400Gb/s Coherent Transmission Systems. - Hideki Yagi; Takuya Okimoto; Naoko Inoue; Koji Ebihara; Kenji Sakurai; Munetaka Kurokawa; Satoru Okamoto; Kazuhiko Horino; Tatsuya Takeuchi; Kouichiro Yamazaki; Yoshifumi Nishimoto; Yasuo Yamasaki; et al. (IEICE Trans. Electron., 2019)

Characteristics of GaInAsP/SOI Hybrid Semiconductor Optical Amplifier with InP-based Two-storied Ridge Structure. - Yutaka Makihara; Nobuhiko Nishiyama; Takehiko Kikuchi; Takuo Hiratani; Naoki Fujiwara; Naoko Inoue; Toshiyuki Nitta; Moataz Eissa; Takuya Mitarai; Yuning Wang; Yoshitaka Ohiso; Tomohiro Amemiya; et al. (OECC/PSC, 2022)

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)