Recent advances in optical technologies for data centers: a review

Q Cheng, M Bahadori, M Glick, S Rumley, K Bergman - Optica, 2018 - opg.optica.org
Modern data centers increasingly rely on interconnects for delivering critical
communications connectivity among numerous servers, memory, and computation …

Silicon photonics for extreme scale systems

Y Shen, X Meng, Q Cheng, S Rumley… - Journal of Lightwave …, 2019 - opg.optica.org
High-performance systems are increasingly bottlenecked by the growing energy and
communications costs of interconnecting numerous compute and memory resources …

Photonic switching in high performance datacenters

Q Cheng, S Rumley, M Bahadori, K Bergman - Optics express, 2018 - opg.optica.org
Photonic switches are increasingly considered for insertion in high performance datacenter
architectures to meet the growing performance demands of interconnection networks. We …

Silicon photonic switch topologies and routing strategies for disaggregated data centers

Q Cheng, Y Huang, H Yang, M Bahadori… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
Disaggregation enabled by silicon photonic switch fabrics is a path to low-cost and energy-
efficient data centers. The routing strategy, which can be seamlessly incorporated into the …

Software-defined networking control plane for seamless integration of multiple silicon photonic switches in Datacom networks

Y Shen, MHN Hattink, P Samadi, Q Cheng, Z Hu… - Optics express, 2018 - opg.optica.org
Silicon photonics based switches offer an effective option for the delivery of dynamic
bandwidth for future large-scale Datacom systems while maintaining scalable energy …

Calibrating rectangular interferometer meshes with external photodetectors

C Alexiev, JCC Mak, WD Sacher, JKS Poon - OSA Continuum, 2021 - opg.optica.org
Multiport interferometer meshes can be used to implement unitary transformations on input
vectors of light in both the classical and quantum domain. In practice, the phase-shifters in a …

Automated wavelength alignment in a 4× 4 silicon thermo-optic switch based on dual-ring resonators

Q Zhu, X Jiang, Y Yu, R Cao, H Zhang… - IEEE Photonics …, 2018 - ieeexplore.ieee.org
We propose and experimentally demonstrate an automated resonance wavelength
alignment scheme for an O-band 4× 4 thermo-optic optical switch using dual-ring …

[HTML][HTML] 硅基光交换器件研究进展(特邀)

唐伟杰, 储涛 - Acta Optica Sinica, 2024 - opticsjournal.net
摘要大数据, 人工智能等驱动下的数据量快速增长, 推动数据中心向更大规模发展.
解耦架构的普遍使用进一步增加了数据中心内部互连节点的数量和数据交换量. 高功耗 …

Tapless and topology agnostic calibration solution for silicon photonic switches

A Gazman, E Manzhosov, C Browning, M Bahadori… - Optics express, 2018 - opg.optica.org
We leverage the photo-conductance (PC) effect in doped phase-shifter heaters for both
controlling and calibrating Mach-Zehnder interferometer (MZI) switch elements. Both the …

Review of integrated photonic elastic wdm switches for data centers

ASP Khope, A Samanta, X Xiao, B Yoo… - arXiv preprint arXiv …, 2021 - arxiv.org
In this review paper, we present an elaborate discussion on wavelength selective switches
and their demonstrations. We also review packaging and electronic photonic integration of …