Hybrid vehicular access protocol and message prioritization for real-time safety messaging

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Mayssa Dardour, Mohamed Mosbah, Toufik Ahmed

Published: 01 Jan 2024, Last Modified: 09 Apr 2025Internet Things 2024EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•Hybrid access scheme combines VDA and CSMA/CA for connected vehicles.•Prioritization algorithm ensures timely delivery of urgent safety messages.•Achieved over 93% delivery rate with low collision probability in tests.•Analytical model and simulations validate the proposed communication method.•Enhances safety messaging in vehicular networks under various traffic conditions.