Compact Broadband Rapid-Adiabatic Polarization Splitter- Rotators in a Monolithic Electronic-Photonic SOI Platform

• DOI: 10.1364/cleo_si.2021.sw4e.2
• Publication Date: 2021-08-17T17:18:49Z
• Authors: Josep M. Fargas C...; Manuj Kumar Singh; Bohan Zhang; Miloš A. Popović
• Keywords: 0103 physical sciences; 01 natural sciences

We demonstrate a novel compact, ultra-broadband polarization splitter-rotator (PSR) based on a photonic magic-T and rapid adiabatic mode splitter (RAMS). Polarization cross-talk is <-14dB over 70 nm around 1550 nm, with IL <-0.3dB and a >5 × length reduction over a conventional adiabatic PSR.