A novel companding technique to reduce high peak to average power ratio in OFDM systems

A Mohammed, T Ismail, A Nassar, H Mostafa - IEEE Access, 2021 - ieeexplore.ieee.org
The reduction of the high peak-to-average-power ratio (PAPR) is important to the efficiency
of the orthogonal frequency division multiplexing (OFDM) technique. Excessive PAPR …

Theoretical analysis of PAPR companding techniques for FBMC systems

S Ramavath, UC Samal - Wireless Personal Communications, 2021 - Springer
The offset quadrature amplitude modulation (OQAM) with filter bank multicarrier (FBMC) has
turn on considerable interest in last decades over orthogonal frequency division multiplexing …

IEEE 802.11 CSI randomization to preserve location privacy: An empirical evaluation in different scenarios

M Cominelli, F Kosterhon, F Gringoli, RL Cigno… - Computer Networks, 2021 - Elsevier
Passive, device-free localization of a person exploiting the Channel State Information (CSI)
from Wi-Fi signals is quickly becoming a reality. While this capability would enable new …

A novel ant colony optimization algorithm for PAPR reduction of OFDM signals

M Hosseinzadeh Aghdam… - International Journal of …, 2021 - Wiley Online Library
The high peak‐to‐average power ratio (PAPR) is the main challenge of orthogonal
frequency division multiplexing (OFDM) systems. Partial transmit sequence (PTS) is a useful …

A Review of immigration obstacles to PON-FTTH and its evolution around the world

MH Ali, HM ALkargole… - … Computing Electronics and …, 2021 - telkomnika.uad.ac.id
The require a bandwidth of every person will be increased from 16 Mbit/s to 50 up to 100M
bit/s in the next 5 years in most of the growing counties. To solve this problem, FTTH may be …

Low-complexity near-optimal iterative signal detection based on MSD-CG method for uplink massive MIMO systems

Z Albataineh - Wireless Personal Communications, 2021 - Springer
Massive multiple-input multiple-output (MIMO) wireless system is increasingly becoming a
vital factor in fifth-generation (5G) communication systems. It is attracting considerable …

Efficient optimization for large-scale MIMO-OFDM spectral precoding

S Kant, M Bengtsson, B Göransson… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Although spectral precoding is a propitious technique to suppress out-of-band emissions, it
has a detrimental impact on the system-wide throughput performance, notably, in high data …

Message authentication algorithm for OFDM communication systems

R Melki, HN Noura, J Hernandez Fernandez… - Telecommunication …, 2021 - Springer
With the huge expansion in the telecommunications industry, the need for robust information
security is becoming more critical than ever. Physical Layer Security has, recently, emerged …

Multi-parallel adaptive grasshopper optimization technique for detecting anonymous attacks in wireless networks

S Dwivedi, M Vardhan, S Tripathi - Wireless Personal Communications, 2021 - Springer
For a number of years, due to exponential increase in the demand for sustainable
environment, suspicious activities have recently been identified as over-serious threats that …

An Efficient Two-Stage Receiver Base on AOR Iterative Algorithm and Chebyshev Acceleration for Uplink Multiuser Massive-MIMO OFDM Systems

YP Tu, CY Chen, KH Lin - Electronics, 2021 - mdpi.com
The massive multiple-input multiple-output systems (M-MIMO) and orthogonal frequency-
division multiplexing (OFDM) are considered to be some of the most promising key …