Abstract
We propose and validate an optimization-based design procedure for bi-layer grating couplers in a silicon nitride-on-silicon photonic platform. Peak fiber-to-chip coupling efficiency of -2.1dB and a 1-dB bandwidth of 72nm were achieved in the O-band.
© 2018 The Author(s)
PDF ArticleMore Like This
Sub-decibel Efficiency, Bi-Layer, O-band Fiber-to-Chip Grating Coupler Demonstrated in a 45 nm CMOS Foundry Platform
Bohan Zhang, Dorde Gluhovic, Anatol Khilo, and Miloš A. Popović
STu5G.4 CLEO: Science and Innovations (CLEO:S&I) 2022
High Efficiency Silicon Nitride Grating Coupler with DBR
Huijuan Zhang, Chao Li, Xiaoguang Tu, Haifeng Zhou, Xianshu Luo, Mingbin Yu, and G. Q. Lo
Th1A.4 Optical Fiber Communication Conference (OFC) 2014
Silicon Nitride Grating Couplers with High Efficiency and Wide Bandwidth
Chi Xu, Mercedeh Khajavikhan, and Patrick LiKamWa
JTu2A.86 CLEO: Applications and Technology (CLEO:A&T) 2018