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Creators/Authors contains: "Skaggs-Schellenberg, Russell"

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  1. null (Ed.)
    It is vital to consider the energy usage of motes when designing a Wireless Sensor Network (WSN). Protocols can be altered to their application to enhance a system's performance. This project modifies the Routing Protocol for Low-Power and Lossy Networks (RPL) protocol using a S-MAC algorithm to increase its energy efficiency. The project began with the application and the focus of the WSN. The proposed protocol was developed within the Cooja simulator, then implemented on TelosB motes using the Contiki-NG operating system. Lastly, the WSN was tested with the proposed system and compared against its original counterpart. In conclusion it was found that the proposed method provides a significant increase in energy efficiency, extending the life of a WSN. 
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  2. A Mobile Ad Hoc Network (MANET) is a decentralized wireless network that does not rely on pre-existing infrastructure. Instead, it is each node's responsibility to forward data according to its specified routing protocol. Although these protocols perform the same task, their performance in a variety of scenarios differ. This paper simulates four different routing protocols in NS-3 at a variety of movement speeds and area sizes, comparing their Packet Delivery Ratio (PDR) and Average End-To-End Delay (AETED). The performance results reflect what would be expected if a system would be implemented in a similar environment. Therefore, it is crucial selecting a protocol to best suit a system. 
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