Nonlinear Tomlinson-Harashima precoding for direct-detected double sideband PAM-4 transmission without dispersion compensation

H Xin, K Zhang, D Kong, Q Zhuge, Y Fu, S Jia, W Hu… - Optics express, 2019 - opg.optica.org
In this paper, we propose a nonlinear Tomlinson-Harashima pre-coding (THP) scheme for
nonlinear distortion suppression in direct-detected double sideband (DSB) PAM-4 …

Demonstration of high-power budget TDM-PON system with 50 Gb/s PAM4 and saturated SOA

HH Lee, KO Kim, KH Doo, JY Oh, GY Moon… - Journal of Lightwave …, 2021 - opg.optica.org
Increasing mobile traffic and smart devices require continuous expansion of optical access
network capacity and easy optical connectivity for residential, business, and mobile services …

Combining modified Manchester modulation with optical equalization for improved dispersion tolerance in IM/DD access networks

FI Oluwajobi, DN Nguyen, A Malekmohammadi - Physical Communication, 2021 - Elsevier
In this paper the intensity modulation and direct detection of an optical link utilizing a
Modified Manchester (MM) signal at the bitrate of 10 Gb/s and 25 Gb/s are presented for …

Multilevel Manchester (2 bits/symbol) coding with optical equaliser for increasing the transmission distance of high‐speed fibre optic links

FI Oluwajobi, DN Nguyen, N Khan… - IET …, 2020 - Wiley Online Library
This study accessed the performance of the four‐level Manchester coding (4‐MC) and four‐
level modified Manchester (4‐MM) technique at the bit rates of 20 and 40 Gb/s for the first …

Mitigating the signal distortion in multilevel Manchester based optical communications systems using optical equalization technique

FI Oluwajobi, A Malekmohammadi… - 2020 29th Wireless …, 2020 - ieeexplore.ieee.org
The performance of the Four-level Manchester coding (4-MC) and Four-level Modified
Manchester (4-MM) technique were assessed at 20 Gb/s and 40 Gb/s bitrates using the first …