We gave five oral presentations (General session) and one special commemorative speech (OPE Outstanding Student Award) at the 2023 IEICE General Conference held at Saitama, Japan, from March 7-10.

Information on the presentation (speaker and title)

• Nakamura (2nd year of doctor degree at the time of presentation), “High-tolerance mode multiplexer based on 3-stage cascaded wavelength insensitive coupler.”
• Nishijima (2nd year of master degree at the time of presentation), “Control of group delay spread in ring-core fiber with off-axis air inner cladding.”
• Muratsubaki (2nd year of master degree at the time of presentation), “Dual mode 3-dB power splitter based on quasi-adiabatic coupler for the 2 µm wavelength band.”
• Maeda (1st year of master degree at the time of presentation), “A study on Peltier-free Si wavelength filter using a Mach–Zehnder interferometer toward DWDM applications.”
• Konishi (4th year of bachelor degree at the time of presentation), “A study on characteristics of group delay spread in heterogeneous coupled two-core fibers designed by zero modal dispersion condition.”

Special commemorative speech at OPE Outstanding Student Award Ceremony

• Yoshida (2nd year of master degree at the time of presentation), “A study on a PLC-based six-mode multi/demultiplexer using Y-branch mode converter and optical unitary converter.”