OFDM is a technique used in modern broadband wireless communications systems. To mitigate the effect of dispersive channel distortion in high data rate OFDM systems, CP is introduced to eliminate ...

Abstract: Orthogonal frequency-division multiplexing (OFDM) directional modulation (DM) has been well studied in securing multicarrier signals in physical-layer wireless communications. However, it ...

Abstract: Ambient backscatter communication has emerged as a promising paradigm for ultra-low-power wireless systems. To support diverse IoT applications, backscatter communication should support high ...

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This project demonstrates the simulation of an Orthogonal Frequency Division Multiplexing (OFDM) system using BPSK (Binary Phase Shift Keying) modulation in Python ...

This repository contains simulations of various digital modulation techniques using Python and NumPy/SciPy. The purpose is to visualize and understand baseband signal characteristics such as waveform ...