A practicable rate-adaptive FEC scheme flexible about capacity and distance in optical transport networks

K Sugihara, S Kametani, K Kubo… - 2016 Optical Fiber …, 2016 - ieeexplore.ieee.org
A practicable rate-adaptive FEC scheme flexible about capacity and distance in optical transport
networks Page 1 M3A.5.pdf OFC 2016 © OSA 2016 A Practicable Rate-Adaptive FEC Scheme …

Use of extreme value statistics to assess the performance implications of cascaded ROADMs

JC Cartledge, F Matos, C Laperle… - Journal of Lightwave …, 2017 - opg.optica.org
The performance implications of passband impairments and bandwidth narrowing caused
by the cascading of optical filters are investigated using a 100 Gb/s dual polarization …

A Physics-Based Learning Approach for ROADM-Induced Anomaly Localization and Estimation

M Cai, X Liu, Y Zhang, L Yi, W Hu… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
Reconfigurable optical add-drop multiplexers (ROADMs) based on wavelength selective
switches (WSSs) are crucial devices in optical networks, facilitating reconfigurable optical …

Co-optimizing allocation of Nyquist superchannels and physical impairments aware placement of regenerators in elastic WDM networks

T Zami - Journal of lightwave technology, 2014 - ieeexplore.ieee.org
Within the frame of the WDM networks, this paper articulates and validates the benefits of
elastic spectral efficiency relying upon Nyquist superchannel, assuming static or incremental …

Impact of WSS passband narrowing effect on the capacity of the flexible-spectrum networks

H Yang, R Wang, P Wright, A Mitra… - Optical Fiber …, 2017 - opg.optica.org
Impact of WSS Passband Narrowing Effect on the Capacity of the Flexible-spectrum Networks
Page 1 W1I.5.pdf OFC 2017 © OSA 2017 Impact of WSS Passband Narrowing Effect on the …

Quality Analysis of Uniform and PS QAM Signals Distorted by Arbitrary Filtering Effects of WSS in ROADM-based Optical Network

T Inoue, R Matsumoto, K Ishii - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
We propose an analytical scheme to estimate the quality of uniform and probabilistically-
shaped (PS)-ary QAM signals degraded by spectral narrowing due to the arbitrary filtering …

Automatic reference optical spectrum retrieval method for ultra-high resolution optical spectrum distortion analysis utilizing integrated machine learning techniques

H Lu, S Cui, C Ke, D Liu - Optics Express, 2017 - opg.optica.org
Optical spectrum (OS) is a vital characteristic of optical signals. Ultra-high resolution (UHR)
OS can provide more detailed and accurate information for optical performance monitoring …

Mitigation of filtering cascade penalties using spectral shaping in optical nodes

T Rahman, A Napoli, D Rafique… - 2014 The European …, 2014 - ieeexplore.ieee.org
Mitigation of filtering cascade penalties using spectral shaping in optical nodes Page 1 ECOC
2014, Cannes - France P.4.19 Mitigation of Filtering Cascade Penalties using Spectral Shaping …

FEC overhead optimization for long-haul transmission of PM-16QAM based 400Gb/s super-channel

T Rahman, D Rafique, A Napoli… - 2014 The European …, 2014 - ieeexplore.ieee.org
We optimize the FEC-OH of dual-carrier PM-16QAM 400Gb/s super-channel, considering
the tradeoff between FEC net coding gain and performance penalties due to limited …

Filtering and crosstalk penalties for PDM-8QAM/16QAM super-channels in DWDM networks using broadcast-and-select and route-and-select ROADMs

J Pan, S Tibuleac - 2016 Optical Fiber Communications …, 2016 - ieeexplore.ieee.org
The tradeoff between filtering and crosstalk penalties is investigated for ROADM sequences
configured in broadcast-and-select or route-and-select ROADM architectures transmitting …