V2V communication survey wireless technology

Khairnar, Vaishali D.; Pradhan, Shrikant · 2014 · OpenAlex-citations

DOI: 10.48550/arxiv.1403.3993

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Summary

This paper provides a survey of Vehicle-to-Vehicle (V2V) communication technologies, focusing on the application of wireless communication in automotive environments to enhance safety and traffic efficiency. The authors address the need for vehicles to detect the position and movement of surrounding vehicles, including those in blind spots or hidden from view, to anticipate driving situations and prevent collisions. The research is motivated by the potential for V2V systems to provide drivers with a "sixth sense," allowing for automatic emergency warnings and, if necessary, autonomous vehicle control to avoid accidents. The study examines the technical foundations of V2V communication, identifying the radio system as derived from the IEEE 802.11 standard (Wireless LAN). It explains that vehicles within radio range automatically establish an ad hoc network, functioning as routers to facilitate multi-hop message transmission over distances limited by single-link ranges. The paper reviews specific wireless technologies suitable for these networks, categorizing them into Personal Area Network (PAN) standards—Bluetooth (IEEE 802.15.1), ZigBee (IEEE 802.15.4), and Ultra Wide Band (IEEE 802.15.3a)—and Wireless Local Area Network (WLAN) standards, specifically Wi-Fi (IEEE 802.11 variants a, b, and g). It further details the architecture of Vehicular Ad-hoc Networks (VANETs), describing them as decentralized Mobile Ad-hoc Networks that require position-based routing algorithms to handle rapid topology changes. The authors discuss the integration of onboard sensors, such as GPS, into protocol layers and the concept of "in-network" processing, where applications evaluate packet information and merge it with local state data. Key findings highlight the distinct roles of various network layers, including single-hop communication for direct neighbors and multi-hop layers for forwarding packets to non-neighbored nodes. The paper identifies specific applications benefiting from this technology, such as navigation systems providing real-time traffic information, voice recognition services, and safety systems like collision avoidance and automatic crash notification. It also notes security applications, including vehicle anti-theft tracking, and diagnostic services for remote maintenance. The authors emphasize that while some applications require Internet-like communications, safety-critical systems demand real-time performance for collision detection and active suspension responses. The significance of this work lies in its comprehensive overview of the technological landscape for automotive wireless communication. The authors conclude by identifying open issues for future research, particularly regarding the integration of wireless networking technologies, interoperability challenges within the automotive domain, and the adaptation of existing wireless real-time communication research to support critical automotive applications. The paper underscores the necessity of integrating these wireless technologies into existing communication architectures comprising multiple network protocols to ensure reliable and efficient V2V interactions.

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• v2x connected vehicle