Inverse Design of a Broadband and Compact Silicon Three-Mode Multiplexer for On-Chip Optical Interconnect with a 705 nm Bandwidth

• Published in: Asia Communications and Photonics Conference and Exhibition pp. 1 - 3
• Main Authors: Sun, Aolong, Deng, Xuyu, Xing, Sizhe, Yuan, Yuqin, Tan, Hua, Hu, Fangchen, Huang, Ouhan, Chi, Nan, Zhang, Junwen
• Format: Conference Proceeding
• Language: English
• Published: IEEE 02.11.2024
• Subjects: Asia; Bandwidth; Broadband communication; Image quality; inverse design; mode-division multiplexing; Multiplexing; Optical interconnections; Optical losses; Photonics; Silicon; silicon photonics; System-on-chip

We inversely design a pixelated ultra-broadband three-mode multiplexer on SOI with a record bandwidth of 705 nm. Numerical results show that loss is less than 2.03 dB over the entire wavelength range from 1458-2163 nm.