71 citations · 79 across the 8 of their papers we have counts for
15 papers
Information Rate in Ultra-Wideband Optical Fiber Communication Systems Accounting for High-Order Dispersion
Nikita A. Shevchenko, Tianhua Xu, Cenqin Jin +3
The effect of Kerr-induced optical fiber nonlinearities in C-band (5 THz) EDFA and C+L-band (12.5 THz) Raman-amplified optical communication systems has been studied considering th…
Digital Nonlinearity Compensation in High-Capacity Optical Fibre Communication Systems: Performance and Optimisation
Tianhua Xu, Nikita A. Shevchenko, Boris Karanov +4
Meeting the ever-growing information rate demands has become of utmost importance for optical communication systems. However, it has proven to be a challenging task due to the pres…
Digital Signal Processing for Optical Communications and Networks I: Linear Compensation
Tianhua Xu
The achievable information rates of optical communication networks have been widely increased over the past four decades with the introduction and development of optical amplifiers…
Achievable information rates estimates in optically-amplified transmission systems using nonlinearity compensation and probabilistic shaping
Daniel Semrau, Tianhua Xu, Nikita A. Shevchenko +4
Achievable information rates (AIRs) of wideband optical communication systems using ~40 nm (~5 THz) EDFA and ~100 nm (~12.5 THz) distributed Raman amplification are estimated based…
Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems
Tianhua Xu, Gunnar Jacobsen, Sergei Popov +4
Using coherent optical detection and digital signal processing, laser phase noise and equalization enhanced phase noise can be effectively mitigated using the feed-forward and feed…
Analytical Estimation in Differential Optical Transmission Systems Influenced by Equalization Enhanced Phase Noise
Tianhua Xu, Gunnar Jacobsen, Sergei Popov +3
An analytical model is presented for assessing the performance of the bit-error-rate (BER) in the differential m-level phase shift keying (m-PSK) transmission systems, where the in…