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Author

M. Challal

2 papers indexed here

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Open access Sep 2026

Network Performance Analysis and Optimization of LTE-Advanced Systems

This work focuses on the optimization of an LTE-Advanced network through a comprehensive performance analysis framework. The study involves the collection, processing, and evaluation of network statistical data and measurement reports obtained from the network management system. To assess network performance and identi...

M. Challal, Haithem Aroual, Bachir Ould Baba Ali · 0 citations
Open access Sep 2026

Compact MIMO Vivaldi Tapered Slot Antenna for UWB Systems with WLAN/WiMax Band-notched Features

This manuscript presents a compact Multiple-Input Multiple-Output (MIMO) Ultra-Wideband (UWB) Vivaldi tapered slot antenna with dual band-notched characteristics. The proposed antenna has overall dimensions of 20 × 29.4 mm2, and its design procedure and performance are comprehensively investigated. A detailed descripti...

Mokhtar Mokhtari, M. Challal, A. Mansoul et al. · 0 citations

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