Wavelength Tunable Laser with Silica-Waveguide Ring Resonators. - Takeshi Takeuchi; Morio Takahashi; Kouichi Suzuki; Shinya Watanabe; Hiroyuki Yamazaki (IEICE Trans. Electron., 2009)

Compact 100-Gb/s DP-QPSK intradyne coherent receiver module employing Si waveguide. - Morio Takahashi; Takashi Matsumoto; Shinya Watanabe; Kazuhiro Shiba; Taro Kaneko; Mamoru Oguro; Tadayuki Chikuma; Naoki Kitamura; Hiroyuki Yamazaki (ECOC, 2015)