High-speed silicon photonics ring-resonator modulators for optical-amplification-free links
Optics Express
2025
Armands Ostrovskis,
Toms Salgals,
Michael Koenigsmann,
Aleksandrs Marinins,
Kristaps Rubuls,
Benjamin Kruger,
Arvīds Sedulis,
Fabio Pittala,
Lu Zhang,
Xianbin Yu,
Sandis Spolītis,
Richard Schatz,
Markus Gruen,
Hadrien Louchet,
Robert Jahn,
Kazuo Yamaguchi,
Vjačeslavs Bobrovs,
Xiaodan Pang,
Oskars Ozoliņš
Unprecedented demand for energy-efficient optical interconnects in AI clusters requires scalable and small footprint solutions. Silicon photonics platform has emerged as scalable cost-effective solution for short-reach optical interconnects. In this paper, we report record optical-amplification free performance using our designed silicon photonics C + L band and O band ring-resonator modulators suitable for high energy-efficiency optical interconnects. We demonstrate optical-amplification-free transmission of up to 245 Gbps OOK, 280 Gbps PAM4 and 265 Gbps PAM6 using C + L band RRM and up to 206 Gbps OOK and 224 Gbps PAM4 using O band RRM. The achieved speeds are shown as gross bitrate. This paves way for energy-efficient dense optical interconnects with great manufacturing scalability.
Atslēgas vārdi
Amplification; Cost effectiveness; Integrated circuit interconnects; Light modulators; Light transmission; Optical communication; Optical interconnects; Optical resonators; Optical signal processing; Optical systems; Photonic devices; Pulse amplitude modulation
DOI
10.1364/OE.570067
Hipersaite
https://www.scopus.com/pages/publications/105014140856
Ostrovskis, A., Salgals, T., Koenigsmann, M., Marinins, A., Rubuls, K., Kruger, B., Sedulis, A., Pittala, F., Zhang, L., Yu, X., Spolītis, S., Schatz, R., Gruen, M., Louchet, H., Jahn, R., Yamaguchi, K., Bobrovs, V., Pang, X., Ozoliņš, O. High-speed silicon photonics ring-resonator modulators for optical-amplification-free links. Optics Express, 2025, Vol. 33, No. 17, 36758.-36769.lpp. ISSN 1094-4087. Pieejams: doi:10.1364/OE.570067
Publikācijas valoda
English (en)