Low loss 1×93 wavelength selective switch using PLC-based spot size converter. - Masaki Iwama; Masanori Takahashi; Yasuyoshi Uchida; Masayoshi Kimura; Ryo Kawahara; Shun-ichi Matsushita; Toshikazu Mukaihara (ECOC, 2015)

LCOS-based flexible grid 1×40 wavelength selective switch using planar lightwave circuit as spot size converter. - Masaki Iwama; Masanori Takahashi; Masayoshi Kimura; Yasuyoshi Uchida; Junichi Hasegawa; Ryo Kawahara; Nobuvuki Kagi (OFC, 2015)

Compact Tunable DBR/Ring Laser Module Integrated with Extremely-high-Δ PLC Wavelength Locker. - Masayoshi Nishita; Yasutaka Higa; Noritaka Matsubara; Junichi Hasegawa; Kazuki Yamaoka; Maiko Ariga; Yusuke Inaba; Masayoshi Kimura; Masaki Wakaba; Masahiro Yoshida; Kazuomi Maruyama; Shunsuke Okuyama; et al. (OFC, 2020)