Title: SR-GBN-ARQ protocol using error correction code in fading network

Authors: Prajit Paul; Bappadittya Roy; Anup Kumar Bhattacharjee

Addresses: Department of Electronics and Communication Engineering, Asansol Engineering College, Asansol-713305, India; Department of Electronics and Communication Engineering, National Institute of Technology Durgapur, Durgapur-713209, India ' Department of Electronics and Communication Engineering, VIT-AP University, Amaravati, Andhra Pradesh-522237, India ' Department of Electronics and Communication Engineering, National Institute of Technology Durgapur, Durgapur-713209, India

Abstract: In this paper, an SR-GBN ARQ protocol with a black-winged kite algorithm (BWKA)-based low-density parity check (LDPC) is proposed for maximising throughput in fading networks. Applying a few SR retransmissions prior to losing the GBN retransmission reduces the drawbacks of the GBN model when the GBN and SR models are integrated for the SR-GBN approach. The combined techniques of the packet combining approach (PCA), modified packet combining (MPC), and aggressive packet combining (APC) have been used at the receiver end to avoid or reduce retransmissions in an attempt to improve the performance of ARQ-based systems. Furthermore, to enhance the error correction capability, an optimised LDPC based on BWKA is employed. The proposed protocol is implemented using the MATLAB tool, and the results are compared to existing scenarios. Various performance metrics are used to determine the efficacy. Accordingly, better throughput of 0.1351 has obtained with a packet size of 256.

Keywords: selective repeat; SR; automatic repeat request; ARQ; go-back-N; GBN; packet combining approach; PCA; XOR operation; error correction.

DOI: 10.1504/IJICS.2025.146614

International Journal of Information and Computer Security, 2025 Vol.27 No.1, pp.93 - 126

Received: 29 Feb 2024
Accepted: 16 Oct 2024

Published online: 06 Jun 2025 *

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