Efficient edge coupler for higher order mode fiber-to-chip coupling

• Main Authors: Lai, Yaxiao, Yu, Yu, Fu, Songnian, Shum, Perry Ping, Zhang, Xinliang
• Other Authors: School of Electrical and Electronic Engineering
• Format: Conference or Workshop Item
• Language: English
• Published: 2017
• Subjects: Integrated optics devices; Waveguides
• Online Access: https://hdl.handle.net/10356/86524; http://hdl.handle.net/10220/44049
• Institution: Nanyang Technological University

An edge coupler composed of two tapered waveguides and a Y-branch for LP11-TE1 mode coupling and mapping is proposed on silicon-on-insulator platform. An average 3 dB coupling loss can be acquired within 100 nm bandwidth.