Digital signal processing for fiber nonlinearities
Digital signal processing for fiber nonlinearities [Invited] clickable element to expand a topic
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A survey on FEC codes for 100 G and beyond optical networks
Due to the rapid increase in network traffic in the last few years, many telecommunication
operators have started transitions to 100-Gb/s optical networks and beyond. However, high …
operators have started transitions to 100-Gb/s optical networks and beyond. However, high …
On probabilistic shaping of quadrature amplitude modulation for the nonlinear fiber channel
T Fehenberger, A Alvarado… - Journal of Lightwave …, 2016 - ieeexplore.ieee.org
Different aspects of probabilistic shaping for a multispan optical communication system are
studied. First, a numerical analysis of the additive white Gaussian noise (AWGN) channel …
studied. First, a numerical analysis of the additive white Gaussian noise (AWGN) channel …
Constellation shaping for WDM systems using 256QAM/1024QAM with probabilistic optimization
In this paper, probabilistic shaping is numerically and experimentally investigated for
increasing the transmission reach of wavelength division multiplexed (WDM) optical …
increasing the transmission reach of wavelength division multiplexed (WDM) optical …
Nonlinear interference mitigation: Methods and potential gain
We explore the potential benefits of digital nonlinearity compensation (NLC) techniques in
fully loaded coherent wavelength-division multiplexed (WDM) transmission systems. After …
fully loaded coherent wavelength-division multiplexed (WDM) transmission systems. After …
Constellation shaping for fiber-optic channels with QAM and high spectral efficiency
In this letter, the fiber-optic communication channel with a quadrature amplitude modulation
(QAM) input constellation is treated. Using probabilistic shaping, we show that high-order …
(QAM) input constellation is treated. Using probabilistic shaping, we show that high-order …
Hierarchical distribution matching for probabilistically shaped coded modulation
The implementation difficulties of combining distribution matching (DM) and dematching
(invDM) for probabilistic shaping (PS) with soft-decision forward error correction (FEC) …
(invDM) for probabilistic shaping (PS) with soft-decision forward error correction (FEC) …
Experimental comparison of probabilistic shaping methods for unrepeated fiber transmission
This paper studies the impact of probabilistic shaping on effective signal-to-noise ratios
(SNRs) and achievable information rates (AIRs) in a back-to-back configuration and in …
(SNRs) and achievable information rates (AIRs) in a back-to-back configuration and in …
LDPC coded modulation with probabilistic shaping for optical fiber systems
LDPC Coded Modulation with Probabilistic Shaping for Optical Fiber Systems Page 1 Th2A.23.pdf
OFC 2015 © OSA 2015 LDPC Coded Modulation with Probabilistic Shaping for Optical Fiber …
OFC 2015 © OSA 2015 LDPC Coded Modulation with Probabilistic Shaping for Optical Fiber …
Sensitivity gains by mismatched probabilistic shaping for optical communication systems
Probabilistic shaping of quadrature amplitude modulation (QAM) is used to enhance the
sensitivity of an optical communication system. Sensitivity gains of 0.43 and 0.8 dB are …
sensitivity of an optical communication system. Sensitivity gains of 0.43 and 0.8 dB are …