High-Baudrate Silicon Photonics Ring Resonator and Mach-Zehnder Modulators for Short-Reach Applications

A new scientific manuscript was presented on November 6 during the ACP 2023 conference, written together with collaborators from RISE Research Institutes of Sweden, KTH Royal Institute of Technology, Keysight Technologies, Zhejiang University and RTU Telecommunication Institute – Jurgis Porins, Aleksandrs Marinins, Xiaodan Pang, Oskars Ozolins, Armands Ostrovskis, Sandis Spolitis and Vjaceslavs Bobrovs.

What is the paper about?

Silicon photonics (SiP) is a key enabling technology for high-baudrate communication. It is a key technology for future 800 Gbps and 1.6 Tbps solutions to meet the ever-increasing demands. The 800G pluggable multi-source agreement (MSA) suggests that intensity-modulated direct-detection (IM/DD) is the most sustainable way forward [1]. The high operational bandwidth of each transceiver component is essential. An ultra-compact SiP slow light modulator with record-high bandwidth of 110 GHz shows the potential [2]. Therefore, both multilevel pulse amplitude modulation (PAM) and on-off keying (OOK) should be considered. SiP offers excellent production yield and has a substantial role in optical interconnects. SiP ring resonator modulators (RRM) have unique advantages like a small footprint, simple driver configuration, low power consumption, and suitability for multichannel applications. On the other hand, the SiP Mach-Zehnder modulator (MZM) offers differential drive benefits.

The copy of the manuscript can be found on the IEEExplore webpage.

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