Automatic In-situ Optical Linearization of Silicon Photonic Ring-Assisted MZ Modulator for Integrated RF Photonic SoCs

We experimentally demonstrate automatic optical linearization of a Ring-Assisted MZ modulator with SFDR > 110dB.Hz
^2/3
, fabricated in a silicon photonic foundry process. The linearization algorithm reconfigures the modulator to its optimum SFDR or other desired regimes regardless of random phase offsets and process/temperature variations. © 2022 The Author(s)