Recent progress of wavelength selective switch
Y Ma, L Stewart, J Armstrong… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
Wavelength Division Multiplexing (WDM) networks with reconfigurable optical add/drop
multiplexers (ROADMs) realize automatic scheduling and restoration at the wavelength level …
multiplexers (ROADMs) realize automatic scheduling and restoration at the wavelength level …
First demonstration of a C+ L band CDC-ROADM with a simple node configuration using multiband switching devices
S Yamamoto, H Taniguchi, Y Kisaka, S Camatel… - Optics …, 2021 - opg.optica.org
While ultrahigh-baud-rate optical signals are effective for extending the transmission
distance of large capacity signals, they also reduce the number of wavelengths that can be …
distance of large capacity signals, they also reduce the number of wavelengths that can be …
24 [1× 12] wavelength selective switches integrated on a single 4k LCoS device
H Yang, P Wilkinson, B Robertson, S Giltrap… - Journal of Lightwave …, 2021 - opg.optica.org
This article demonstrates the design, assembly, optimisation, and characterisation of 24 [1×
12] wavelength selective switches (WSSs) based on a single set of optics and a 4k liquid …
12] wavelength selective switches (WSSs) based on a single set of optics and a 4k liquid …
Colorless, partially directionless, and contentionless architecture for high-degree ROADMs
With the rapid growth of Internet traffic, there can be multiple pairs of bi-directional fibers on
a network link. This leads to the need for high-degree reconfigurable optical add/drop …
a network link. This leads to the need for high-degree reconfigurable optical add/drop …
Highly compact twin 1× 35 wavelength selective switch
Z Huang, S Yang, Z Zheng, X Pan, H Li… - Journal of Lightwave …, 2023 - opg.optica.org
This paper demonstrates the design, assembly, optimisation and characterisation of a twin
1× 35 wavelength selective switches (WSSs) based on a highly dispersive silicon grating …
1× 35 wavelength selective switches (WSSs) based on a highly dispersive silicon grating …
A transponder aggregator with efficient use of filtering function for transponder noise suppression
K Suzuki, O Moriwaki, K Hadama… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Colorless, directionless, and contentionless reconfigurable optical add/drop multiplexing
(CDC-ROADM) provides highly flexible physical layer network configuration. Such CDC …
(CDC-ROADM) provides highly flexible physical layer network configuration. Such CDC …
Phase flicker minimisation for crosstalk suppression in optical switches based on digital liquid crystal on silicon devices
J Nie, L Dong, X Tong, Y Xu, W Lin, H Yang - Optics Express, 2021 - opg.optica.org
The phase flicker in digital liquid crystal on silicon (LCOS) device introduces temporal phase
noise to the phase pattern displayed on the device. Such temporal phase noise could …
noise to the phase pattern displayed on the device. Such temporal phase noise could …
CDC ROADM design tradeoffs due to physical layer impairments in optical networks
In this work, we assess the impact of several physical layer impairments (PLIs) on the
performance of optical networks based on colorless, directionless and contentionless …
performance of optical networks based on colorless, directionless and contentionless …
A novel multi-granularity two-layer SDM ROADM architecture
J Zhang, B Zhu, X Yan, C Chen, M Jiang, F Hu - Optics Communications, 2021 - Elsevier
In this paper, we study the multi-granularity switching of SDM optical network. We design
and demonstrate a novel multi-granularity SDM ROADM. The optical node is a simple two …
and demonstrate a novel multi-granularity SDM ROADM. The optical node is a simple two …
Generative-adversarial-network-based dimensional measurement of optical waveguides
We propose a high-throughput and precise waveguide-dimensional-measurement method
consisting of a generative adversarial network (GAN) and curve-fitting-based dimensional …
consisting of a generative adversarial network (GAN) and curve-fitting-based dimensional …