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IJEETC 2024 Vol.13(5): 366-373
doi: 10.18178/ijeetc.13.5.366-373

Intelligent Receiver for Frequency Hopping Signals Using Deep Learning

Mahmoud M. Qasaymeh1,*, Ali Alqatawneh1, and Ahmad F. Aljaafreh1,2
1. Computer Engineering and Communication Department, Faculty of Engineering, Tafila Technical University, Tafila, Jordan
2. Department of Computer Science and Software Engineering, College of Engineering, University of Detroit Mercy, Detroit, USA
Email: qasaymeh@ttu.edu.jo (M.M.Q.), ali.qatawneh@ttu.edu.jo (A.A.), aljaafah@udmercy.edu (A.F.A.)
*Corresponding author

Manuscript received February 20, 2024; revised May 26, 2024; accepted April 2, 2024.

Abstract—This paper presents a promising Deep-Learning (DL) approach for accurate symbol detection in a slow Frequency Hopping (SFH) wireless communication System under a Narrow Band (NB) multipath channel fading. A feedforward neural network with three layers of input, hidden, and output was employed for deep learning. The neural network is designed to take 80 features as input, representing the received signal samples at the receiver. The neural network is trained to anticipate the transmitted symbol based on the provided training dataset, utilizing different modulation techniques, including Binary Phase Shift Keying (BPSK), Quadrature Phase Shift Keying (QPSK), 8-PSK, and 16-PSK. Additionally, computer simulations are conducted to verify the effectiveness of the proposed method across various modulation schemes. The generated training loss and validation loss curves confirmed the ability of the receiver to learn.

 
Index Terms—categorical cross-entropy loss, channel gains, confusion matrix machine learning, frequency hopping, loss function, Narrow Band (NB) multipath channel, neural network, time delay estimation

Cite: Mahmoud M. Qasaymeh, Ali Alqatawneh, and Ahmad F. Aljaafreh, "Intelligent Receiver for Frequency Hopping Signals Using Deep Learning," International Journal of Electrical and Electronic Engineering & Telecommunications, Vol. 13, No. 5, pp. 366-373, 2024. doi: 10.18178/ijeetc.13.5.366-373

Copyright © 2024 by the authors. This is an open access article distributed under the Creative Commons Attribution License (CC BY-NC-ND 4.0), which permits use, distribution and reproduction in any medium, provided that the article is properly cited, the use is non-commercial and no modifications or adaptations are made.