One chip, PLC three-mode exchanger based on symmetric and asymmetric directional couplers with integrated mode rotator. - Takeshi Fujisawa; Eri Taguchi; Taiji Sakamoto; Takashi Matsui; Yoko Yamashita; Kyozo Tsujikawa; Kazuhide Nakajima; Kunimasa Saitoh (OFC, 2017)

Scrambling-type three-mode multiplexer based on cascaded Y-branch waveguide with integrated mode rotator on PLC platform. - Takeshi Fujisawa; Yoko Yamashita; Taiji Sakamoto; Takashi Matsui; Shuntaro Makino; Kyozo Tsujikawa; Kazuhide Nakajima; Kunimasa Saitoh (OFC, 2017)

A Review of PLC-Based Broadband Two-Mode Multi/Demultiplexer Designed by Wavefront Matching Method. - Eri Taguchi; Takeshi Fujisawa; Yoko Yamashita; Shuntaro Makino; Nobutomo Hanzawa; Taiji Sakamoto; Takashi Matsui; Kyozo Tsujikawa; Kazuhide Nakajima; Fumihiko Yamamoto; Kunimasa Saitoh (IEICE Trans. Electron., 2018)

Multi-Functional Multi-Core Fiber with a Low-Latency Core and Conventional Silica Cores. - Yuto Sagae; Takashi Matsui; Yoko Yamashita; Masaki Wada; Taiji Sakamoto; Kyozo Tsujikawa; Kazuhide Nakajima (OFC, 2019)

Spatial Mode Dispersion Control in a Coupled MCF using High Density Cabling Parameters. - Yusuke Yamada; Taiji Sakamoto; Masaki Wada; Saki Nozoe; Yuto Sagae; Yoko Yamashita; Hisashi Izumita; Kazuhide Nakajima; Hiroaki Tanioka (OFC, 2020)

Differential Modal Gain Reduction using a Void Inscribed in a Two-Mode-Erbium Doped Fiber. - Yoko Yamashita; Takashi Matsui; Masaki Wada; Shinichi Aozasa; Taiji Sakamoto; Kazuhide Nakajima (OFC, 2020)

Silica-PLC based mode-dependent-loss equalizer for two LP mode transmission. - Takeshi Fujisawa; Takayoshi Mori; Junji Sakamoto; Yoko Yamashita; Taiji Sakamoto; Ryota Imada; Ryoto Ima; Takanori Sato; Kei Watanabe; Ryoichi Kasahara; Toshikazu Hashimoto; Kazuhide Nakajima; et al. (OFC, 2022)

Stimulated Raman Scattering and Power-over-Fiber Property of Multi-core Fiber. - Kenji Kurokawa; Hiroyuki Iida; Nobutomo Hanzawa; Takaya Oguma; Yoko Yamashita; Takayoshi Mori; Takashi Matsui; Kazuhide Nakajima (OFC, 2022)

Toward In-Fiber Integrated Optical Signal Control. - Yoko Yamashita; Masaki Wada; Kiyoshi Kamimura; Takayoshi Mori; Takashi Matsui; Kazuhide Nakajima (OFC, 2025)