A Design of Low MDL Scrambling-type PLC 6-mode Multiplexer. - Motoki Shirata; Misa Kudo; Takeshi Fujisawa; Taiji Sakamoto; Takashi Matsui; Kyozo Tsujikawa; Kazuhide Nakajima; Kunimasa Saitoh (OECC/PSC, 2019)