Modulation format and digital signal processing for IM-DD optics at post-200G era

D Che, X Chen - Journal of Lightwave Technology, 2023 - ieeexplore.ieee.org
200-Gb/s per lane intensity-modulation (IM) direct-detection (DD) optics are being
commercialized to support 800G and 1.6 T applications inside datacenters. Though IM-DD …

Digital subcarrier multiplexing: Enabling software-configurable optical networks

D Welch, A Napoli, J Bäck, S Buggaveeti… - Journal of lightwave …, 2023 - opg.optica.org
The various topologies, traffic patterns and cost targets of optical networks have prevented
the deployment of end-to-end solutions across multi-domains, and the optimization of the …

Flexible and adaptive coherent PON for next-generation optical access network

J Zhang, G Li, S Xing, N Chi - Optical Fiber Technology, 2023 - Elsevier
With the official adoption of the single-wavelength 50G PON standard at the International
Telecommunication Union Study Group 15 (ITU-T SG15) meeting, both industry and …

Demonstration of PS-QAM based flexible coherent PON in burst-mode with 300G peak rate and ultra-wide dynamic range

S Xing, G Li, A Sun, J Chen, Z He… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
Coherent passive optical network (PON) has been proposed to support the next generation
high-speed optical access network owing to the superior receiver sensitivity and thereby the …

Next Generation PON Technologies: 50G PON and Beyond

D Nesset - 2023 International Conference on Optical Network …, 2023 - ieeexplore.ieee.org
In recent years, network operators worldwide have been upgrading their fiber-to-the-home
networks from Gigabit-class PON systems to 10G-class. Naturally, the industry has also …

Perspectives on and the road towards 100 Gb/s TDM PON with intensity-modulation and direct-detection

R Bonk, E Harstead, R Borkowski… - Journal of Optical …, 2023 - opg.optica.org
We assess the status of current generation 25G and 50G time division multiplexed passive
optical network (TDM PON) technologies based on leveraging the cost efficiencies of the …

Integrated solutions for deployment of 6G mobile networks

T Sizer, D Samardzija, H Viswanathan… - Journal of Lightwave …, 2021 - ieeexplore.ieee.org
The promise of future generations of mobile communication, both 5.5 and 6G, is that of
continued increases in capacity and coverage of the wireless communication network …

Flexible coherent optical access: Architectures, algorithms, and demonstrations

J Zhou, Z Xing, H Wang, K Zhang… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
To cope with the explosive bandwidth demand, significant progress has been made in the
ITU-T standardization sector to define a higher-speed passive optical network (PON) with a …

Coherent optics for access from P2P to P2MP

LA Campos, Z Jia, H Zhang, M Xu - Journal of Optical …, 2023 - opg.optica.org
Coherent optics is being re-designed to future proof access networks using point-to-point
and point-to-multi-point systems. Coherent optics' higher speeds and link budgets provide …

Performance assessments of joint linear and nonlinear pre-equalization schemes in next generation IM/DD PON

G Li, Z Li, Y Ha, F Hu, J Zhang… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
Nonlinear distortions in passive optical network (PON) systems degrade signal transmission
performance. Joint linear and nonlinear pre-equalizers based on the Volterra series …