Optical amplification characteristics of Ti-diffused waveguides on Erbium-doped LiNbO3 crystal. - So Kogahara; Satoshi Shinada; Shinya Nakajima; Tetsuya Kawanishi; Hirochika Nakajima; Masayuki Izutsu (IEICE Electron. Express, 2007)

Variable generation of optical BPSK code labels using LiNbO3 modulators. - Mitsuko Mieno; Hiroki Watanabe; Satoshi Shinada; Naoya Wada; Hirochika Nakajima (IEICE Electron. Express, 2011)

Monolithic mode-locked erbium-doped LiNbO3 waveguide laser with dielectric multilayer mirror. - Yutaro Katano; Satoshi Shinada; Shinya Nakajima; Tetsuya Kawanishi; Hirochika Nakajima (IEICE Electron. Express, 2012)

Precise chirp parameter measurement of asymmetric Mach-Zehnder modulators with active Y-branch. - Yuya Yamaguchi; Yuki Yamada; Atsushi Kanno; Tetsuya Kawanishi; Masayuki Izutsu; Hirochika Nakajima (IEICE Electron. Express, 2013)

Extinction-ratio and chirp tunable LiNbO3 single-drive modulator for precise amplitude modulation. - Yuya Yamaguchi; Shinya Nakajima; Atsushi Kanno; Tetsuya Kawanishi; Masayuki Izutsu; Hirochika Nakajima (ECOC, 2014)

Optical absorption characteristics and polarization dependence of single-layer graphene on silicon waveguide. - Kaori Warabi; Rai Kou; Shinichi Tanabe; Tai Tsuchizawa; Satoru Suzuki; Hiroki Hibino; Hirochika Nakajima; Koji Yamada (IEICE Trans. Electron., 2014)

High-Speed Optical and Millimeter-Wave Wireless Link for Disaster Recovery. - Ken-ichi Kitayama; Yuki Yoshida; Yuya Yamaguchi; Hirochika Nakajima; Kohsuke Nishimura; Abdelmoula Bekkali; Masayuki Oishi; Hidenori Iwai; Kazuya Ota; Norihiko Sato; Naoyasu Kamiya; Keiji Tanaka; et al. (GLOBECOM Workshops, 2015)

Linearized LiNbO3 Modulator with Dual Mach-Zehnder Interferometer and Branched Asymmetric CPW Electrode. - Yuya Yamaguchi; Atsushi Kanno; Naokatsu Yamamoto; Tetsuya Kawanishi; Hirochika Nakajima (ECOC, 2017)