Directly Modulated $1.55 mu text{m}$-Wavelength Photonic-Crystal Surface-Emitting Lasers for Free-Space Optical Communication. - Takeshi Aoki; Shota Ishimura; Takuya Inoue; Hiroyuki Yoshinaga; Makoto Ogasawara; Yuhki Itoh; Kosuke Fujii; Yusuke Sawada; Shun Kimura; Naoki Fujiwara; Hideki Yagi; Masaki Yanagisawa; et al. (ECOC, 2025)

Coherent Free-Space Optical Communication at the C-Band Using InP-Based Photonic-Crystal Surface-emitting Laser. - Shota Ishimura; Takeshi Aoki; Takuva Inoue; Hiroyuki Yoshinaga; Makoto Ogasawara; Yuhki Itoh; Kosuke Fujii; Yusuke Sawada; Shun Kimura; Naoki Fujiwara; Hideki Yagi; Masaki Yanagisawa; et al. (ECOC, 2025)

InP-Based Photonic Crystal Surface Emitting Lasers for Optical Communication and LiDAR Applications. - Yuhki Itoh; Takeshi Aoki; Makoto Ogasawara; Kosuke Fujii; Yusuke Sawada; R. Tanaka; Shun Kimura; Hiroyuki Yoshinaga; Naoki Fujiwara; Hideki Yagi; Masaki Yanagisawa; Masahiro Yoshida; et al. (OFC, 2025)

500 mW O-Band Photonic-Crystal Surface-Emitting Lasers and Scalable 2D Arrays for Multi-Channel CPO Applications. - Yuhki Itoh; Takeshi Aoki; Makoto Ogasawara; Kosuke Fujii; Yusuke Sawada; Shun Kimura; T. Hoya; Hiroyuki Yoshinaga; Naoki Fujiwara; Hideki Yagi; Masaki Yanagisawa; Masahiro Yoshida; et al. (OFC, 2026)