[TuE2] Mode Control Devices

[TuE2-2] 3-Mode PLC-Based Mode Dependent Loss Equalizer in MDM Transmission

〇Naoto Sugawara¹, Misa Kudo¹, Takeshi Fujisawa¹, Taiji Sakamoto², Takashi Matsui², Kyozo Tsujikawa², Kazuhide Nakajima², Kunimasa Saitoh¹ (¹Hokkaido Univ., Japan, ²NTT Corporation, Japan)

キーワード：Planar lightwave circuits (PLC), Spatial division multiplexing (SDM) waveguide devices

We propose 3-mode PLC-based MDL equalizer using WINC structure for MDM transmission. By properly using the coupling length difference of a directional coupler between different modes, the loss of the LP01 mode is freely adjusted.