All-optical PAM4 to QPSK and 16QAM Conversions Using Si-rich SiN Waveguides. - Yuto Fujihara; Ken Mishina; Asahi Sueyoshi; Alisson Rodrigues de Paula; Akihiro Maruta (OECC/PSC, 2022)

All-Optical Modulation Format Conversions from PAM4 to QPSK and 16QAM Using Silicon-Rich Nitride Waveguides. - Yuto Fujihara; Asahi Sueyoshi; Alisson Rodrigues de Paula; Akihiro Maruta; Ken Mishina (IEICE Trans. Commun., 2023)