Cladding Pump Recycling in 7-Core EDFA. - Shigehiro Takasaka; Koichi Maeda; Kohei Kawasaki; Kazuaki Yoshioka; Ryuichi Sugizaki; Masayoshi Tsukamoto (ECOC, 2018)

Recent Progress and Outlook on Multicore Fiber for Practical Use. - Tomohiro Gonda; Katsunori Imamura; Kohei Kawasaki; Ryuichi Sugizaki; Shinichi Arai; Masayoshi Tsukamoto; Masato Shiino (OFC, 2018)

Cladding Pump Recycling Device for 19-Core EDFA. - Shigehiro Takasaka; Koichi Maeda; Kohei Kawasaki; Kazuaki Yoshioka; Ryuichi Sugizaki; Masayoshi Tsukamoto (OFC, 2019)

Field Test of Installed High-Density Optical Fiber Cable with Multi-Core Fibers toward Practical Deployment. - Takehiro Tsuritani; Daiki Soma; Yuta Wakayama; Yuichi Miyagawa; Mikoto Takahashi; Itsuro Morita; Koichi Maeda; Kohei Kawasaki; Toshikazu Matsuura; Masayoshi Tsukamoto; Ryuichi Sugizaki (OFC, 2019)

Propagation Direction Interleaved Cladding Pumped 19-core EDFA. - Koichi Maeda; Shigehiro Takasaka; Kohei Kawasaki; Kazuaki Yoshioka; Ryuichi Sugizaki; Masayoshi Tsukamoto (OECC/PSC, 2019)

Design of 5-Core Multicore Fibers with Optimized Fiber Design for Practical Applications. - Masanori Takahashi; Koichi Maeda; Ryuichi Sugizaki; Shinichi Arai; Masayoshi Tsukamoto (OECC/PSC, 2019)

Multicore Fiber Fabricated by Modified Cylinder Method. - Masanori Takahashi; Koichi Maeda; Ryuichi Sugizaki; Masayoshi Tsukamoto (OFC, 2020)