On the optimization of iterative clip** and filtering for PAPR reduction in OFDM systems

K Anoh, C Tanriover, B Adebisi - IEEE Access, 2017 - ieeexplore.ieee.org
Orthogonal frequency division multiplexing (OFDM) offers spectral efficiency advantage,
however, it is limited by peak-to-average power (PAPR) problem. The PAPR can be reduced …

Root-based nonlinear companding technique for reducing PAPR of precoded OFDM signals

K Anoh, B Adebisi, KM Rabie, C Tanriover - IEEE Access, 2017 - ieeexplore.ieee.org
Orthogonal frequency division multiplexing (OFDM) signals are characteristically
independent and identically distributed Gaussian random variables that follow Rayleigh …

Enhanced nonlinear companding scheme for reducing PAPR of OFDM systems

B Adebisi, K Anoh, KM Rabie - IEEE Systems journal, 2018 - ieeexplore.ieee.org
A new companding scheme for reducing the peak-to-average power ratio (PAPR) of
orthogonal frequency-division multiplexing (OFDM) systems is proposed in this study. It …

Adjustable nonlinear companding transform based on scaling of probability density function for PAPR reduction in OFDM systems

K Liu, Y Liu - IEEE Transactions on Broadcasting, 2021 - ieeexplore.ieee.org
Orthogonal frequency division multiplexing (OFDM) systems suffer from the inherent
problem of high peak-to-average power ratio (PAPR). In this article, a novel adjustable …

Continuous-unconstrained and global optimization for PSO-PTS based PAPR reduction of OFDM signals

F Hu, H Xu, L **, JB Liu, Z **a, G Zhang, J **ao - Physical Communication, 2022 - Elsevier
Orthogonal frequency division multiplexing (OFDM) is a superior technology for the high-
speed data rate of wire-line and wireless communication systems. However, one of the …

On companding and optimization of OFDM signals for mitigating impulsive noise in power-line communication systems

K Anoh, B Adebisi, KM Rabie, M Hammoudeh… - IEEE …, 2017 - ieeexplore.ieee.org
Generally, the probability density function (PDF) of orthogonal frequency division
multiplexing (OFDM) signal amplitudes follow the Rayleigh distribution, thus, it is difficult to …

Generalized continuous piecewise linear companding transform design for PAPR reduction in OFDM systems

K Liu, X Cui, Z **ng, Y Liu - IEEE Transactions on Broadcasting, 2022 - ieeexplore.ieee.org
Linear companding transform (LCT) is one of the most attractive schemes to deal with the
inherent problem of high peak-to-average power ratio (PAPR) in orthogonal frequency …

A comparison of ICF and companding for impulsive noise mitigation in powerline communication systems

K Anoh, B Adebisi, M Hammoudeh - Proceedings of the International …, 2017 - dl.acm.org
In future smart cities, smart grid technologies which are usually enabled by Powerline
Communication (PLC) techniques are required. However, data transmission over powerline …

On the application of raised-cosine wavelets for multicarrier systems design

KOO Anoh, TT Mapoka, R Abd-Alhameed… - 2014 - bradscholars.brad.ac.uk
New orthogonal wavelet transforms can be designed by changing the wavelet basis
functions or by constructing new low-pass filters (LPF). One family of wavelet may appeal, in …

Optimization of impulsive noise mitigation scheme for PAPR reduced OFDM signals over powerline channels

K Anoh, B Adebisi, KM Rabie… - 2018 IEEE 87th …, 2018 - ieeexplore.ieee.org
The IEEE 1901 powerline standard can be deployed using orthogonal frequency division
multiplexing (OFDM) since it is robust over impulsive channels. However, the powerline …