Performance limits in optical communications due to fiber nonlinearity

AD Ellis, ME McCarthy, MAZ Al Khateeb… - Advances in Optics …, 2017 - opg.optica.org
In this paper, we review the historical evolution of predictions of the performance of optical
communication systems. We will describe how such predictions were made from the outset …

4 Tb/s transmission reach enhancement using 10× 400 Gb/s super-channels and polarization insensitive dual band optical phase conjugation

AD Ellis, M Tan, MA Iqbal, MAZ Al-Khateeb… - Journal of lightwave …, 2016 - opg.optica.org
In this paper, we experimentally demonstrate the benefit of polarization insensitive dual-
band optical phase conjugation for up to ten 400 Gb/s optical super-channels using a …

Capacity limits of systems employing multiple optical phase conjugators

AD Ellis, ME McCarthy, MAZ Al-Khateeb, S Sygletos - Optics express, 2015 - opg.optica.org
We extend the theory of parametric noise amplification to the case of transmission systems
employing multiple optical phase conjugators, demonstrating that the excess noise due to …

Analysis of the nonlinear Kerr effects in optical transmission systems that deploy optical phase conjugation

MAZ Al-Khateeb, MA Iqbal, M Tan, A Ali, M McCarthy… - Optics express, 2018 - opg.optica.org
In this work, we will derive, validate, and analyze the theoretical description of nonlinear Kerr
effects resulting from various transmission systems that deploy single or multiple optical …

Optimized WDM transmission impairment mitigation by multiple phase conjugations

K Solis-Trapala, M Pelusi, HN Tan… - Journal of Lightwave …, 2015 - ieeexplore.ieee.org
Multiple phase conjugations within a transmission-optimized fiber link enable significant
nonlinearity cancellation in the wavelength division multiplexed (WDM) systems. In …

Nonlinearity compensation using optical phase conjugation deployed in discretely amplified transmission systems

MAZ Al-Khateeb, ME McCarthy, C Sánchez… - Optics express, 2018 - opg.optica.org
We introduce a closed form equation, validated by simulations and experimental results that
predicts the residual nonlinear noise ratio in mid-link OPC assisted discretely amplified …

Multi-channel cascadable parametric signal processing for wavelength conversion and nonlinearity compensation

S Namiki, K Solis-Trapala, HN Tan… - Journal of Lightwave …, 2016 - ieeexplore.ieee.org
The dissemination of the digital coherent technology has enabled the recent growth of
information networks, which has obviated signal processing in the optical domain such as …

Effect of second order signal–noise interactions in nonlinearity compensated optical transmission systems

MAZ Al-Khateeb, M McCarthy, C Sánchez, A Ellis - Optics letters, 2016 - opg.optica.org
In this Letter, we theoretically and numerically analyze the performance of coherent optical
transmission systems that deploy inline or transceiver based nonlinearity compensation …

Impact of optical phase conjugation on the nonlinear Shannon limit

AD Ellis, MAZ Al Khateeb… - Journal of Lightwave …, 2016 - ieeexplore.ieee.org
Compensation of the detrimental impacts of nonlinearity on long-haul wavelength division
multiplexed system performance is discussed, and the difference between transmitter …

Experimental demonstration of 72% reach enhancement of 3.6 Tbps optical transmission system using mid-link optical phase conjugation

MAZ Al-Khateeb, M Tan, MA Iqbal, A Ali… - Optics …, 2018 - opg.optica.org
We experimentally demonstrate nonlinear noise compensation in an optical phase
conjugation assisted 1^ st order Raman amplified 30x30Gbaud DP-QPSK transmission …