A new construction of high performance LDPC matrices for mobile networks

M Sarvaghad-Moghaddam, W Ullah, DNK Jayakody… - Sensors, 2020 - mdpi.com
Secure and reliable information flow is one of the main challenges in social IoT and mobile
networks. Information flow and data integrity is still an open research problem. In this paper …

[PDF][PDF] Performances concatenated LDPC based STBC-OFDM system and MRC receivers

N El Maammar, S Bri, J Foshi - International Journal of Electrical and …, 2018 - academia.edu
This paper presents the bit error rate performance of the low density parity check (LDPC)
with the concatenation of convolutional channel coding based orthogonal frequency-division …

[PDF][PDF] A comparative simulation study of different decoding schemes in LDPC coded OFDM systems for NB-PLC channel

N El Maammar, S Bri, J Foshi - Indonesian Journal of Electrical …, 2019 - academia.edu
In this work, we study the performance of Low density Parity Check (LDPC) coded
orthogonal frequency-division multiplexing (COFDM) systems when they are applied on the …

Low Complexity Rate Compatible Puncturing For Future Communication network

AO Aftan, MS Sadiq, M Alnasrawi… - IOP Conference …, 2020 - iopscience.iop.org
An efficient low complexity puncturing method has studied to achieve rate compatible. The
parallel concatenation codes are use mixing of one component of Quasi-Cyclic (QC) low …

Iterative joint detection-decoding algorithms using euclidean distance-based feedback

W Ullah, DNK Jayakody, J Li… - 2021 10th International …, 2021 - ieeexplore.ieee.org
In this article, two algorithms for improving the bit error rate performance of the non-binary
LDPC codes over higher order modulation are proposed. The first algorithm is the predictive …

Robust and secured telehealth system for COVID-19 patients

W Ullah, A Yahya, R Samikannu, T Tlale - Data Science for COVID-19, 2021 - Elsevier
The demand for Telehealth is rapidly increasing worldwide. Digital solutions in the current
epidemic are revealing the powers and flaws of current Telehealth infrastructures …

Two‐Round Selection‐Based Bit Flipping Decoding Algorithm for LDPC Codes

S Addi, M Belkasmi, A Berkani… - … and Mobile Computing, 2023 - Wiley Online Library
This paper presents a novel iterative reliability‐based bit flipping (BF) algorithm for decoding
low‐density parity‐check codes. The new decoder is a single BF algorithm called two‐round …

[PDF][PDF] Practical ldpc coding system design-an overview

W Ullah, NA Abbasi - IJCSNS, 2020 - uhb.edu.sa
LDPC codes are gaining attention due to their excellent performance but still there are a lot
of challenges in the hardware implementation. Due to high complexity, LDPC codes …

Optimized Distributed Linear Block Codes For Single Relay Cooperative Wireless Communications

G Rodor, Y Fengfan, S Nkyi, H Rijal… - … on Wavelet Active …, 2021 - ieeexplore.ieee.org
Cooperative communication strategies have long been touted as a solution to increase
performance in wireless networks. We propose a simple form of coded cooperation using …

[PDF][PDF] Design of efficient rate compatible LDPC codes

AO Aftan, YJ Harbi, MSS Alkafaji, M Aljanabi… - researchgate.net
Within the current research, a puncturing procedure, which is novel as well as effective for
attaining rate compatibility is presented. The low-density parity check codes (LDPC) of …