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Evaluation of Communication Alternatives for Intelligent Transportation Systems

File Language:
English


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  • Edition:
    Final report; May 1, 2008-Aug. 31, 2010.
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  • Abstract:
    The primary focus of this study involved developing a process for the evaluation of wireless technologies

    for intelligent transportation systems, and for conducting experiments of potential wireless technologies

    and topologies. Two wireless technologies: Wireless Fidelity (Wi-Fi) and Worldwide Interoperability for

    Microwave Access (WiMAX) were chosen to demonstrate the proposed evaluation process. The authors

    performed numerous field tests on these technologies to evaluate various critical parameters of wireless

    communication. The authors also implemented a network design process using Wi-Fi and WiMAX

    technologies to support a traffic surveillance system in seven metropolitan areas of South Carolina.

    Additionally, a video surveillance test was conducted to study the transmission of real-time traffic video

    over a wireless network. Making use of the results from the field study, the authors applied a

    communication simulator, ns-2, to compare the communication performance of a traffic sensor network

    under simulated environmental conditions. They also built an integrated simulator using ns-2 and a

    vehicular traffic simulator, PARAMICS. This integrated simulator was then used to study the

    communication behavior of the system during traffic incidents. Additionally, the authors conducted a

    performance-cost analysis for selected wireless technologies. This study provided an important

    foundation for evaluating the performance and reliability of different wireless technologies. The research

    results presented in this study will benefit the SCDOT, other transportation agencies, and stakeholders in

    evaluating and selecting cost-effective wireless communication options for different traffic control and

    management applications.

  • Format:
    PDF
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  • Main Document Checksum:
    urn:sha-512:6aac8ae8cf9505fd35077743793f05491c2aae03a916620c2fea07476fb82e4e195bfce3df451a6a70560abd9377a5af42c41381efb45e381129b82b54a6ab5b
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  • File Type:
    Filetype[PDF - 5.47 MB ]
File Language:
English
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