[CWP10B] Passive and Active Waveguide Devices

[CWP10B-05] Cascaded Wavefront-Matching-Method Designed 6-Mode-Exchangers for MDL Management in MDM Transmission

Yuichi Asama¹, *Takeshi FUJISAWA¹, Takanori Sato¹, Takayoshi Mori², Taiji Sakamoto², Ryota Imada², Yoko Yamashita², Kazuhide Nakajima², Kunimasa Saitoh¹ (1. Hokkaido University (Japan), 2. NTT Access Network Service System Laboratories (Japan))

[Presentation Style] Onsite

6-mode-exchangers composed of side- and top-grating-like waveguides designed with an optimization algorithm is proposed for mode-division-multiplexing system. By cascading these devices, an efficient reduction of mode-dependent-loss is possible with only one-time mode exchanging operation.