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Showing result 21 - 25 of 182 essays matching the above criteria.

  1. 21. Enhancing Zigbee Security for Industrial Implementation

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Hamza Kadhum; [2020]
    Keywords : Zigbee network security; LoWPAN; IoT; Wireless Sensor Network; Node lifetime; Zigbee nätverk säkerhet; LoWPAN; IoT; Trådlöst Sensornätverk; Sensornodens livslängd;

    Abstract : Zigbee network is a popular choice for deploying low power personal area network (LoWPAN). The application areas vary but the most popular are industrial area monitoring and home automation. But Zigbee has been identified to have weak security and is not applicable for industrial implementation. READ MORE

  3. 22. Topology optimization for distributed consensus in multi-agent networks

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Johan Niklasson; Oskar Hahr; [2019]
    Keywords : Multi-agent networks; Distributed systems; Wireless Sensor Network; Consensus averaging; Unmanned Aerial Vehicle; Graph-Theory.; Multiagent-nätverk; Distribuerade system; Trådlösa sensornätverk; Konsensusvärde; Drönare; Grafteori.;

    Abstract : Distributed networks, meaning a network in which several agents work together unanimously to perform some task in order to reach goals has become a field with a wide range of applications. One such applications may exist in the form of drones with a purpose of observing and detecting forest fires. READ MORE

  4. 23. Integration of a Wireless Sensor Network and IoT in the HiG university

    University essay from Högskolan i Gävle/Elektronik

    Author : Oscar Bautista Gonzalez; [2019]
    Keywords : WSN; sensors; networks; IoT.;

    Abstract : The number of Internet of Things applications for Wireless Sensor Networks is increasing every year due to the emerging of new brands such as Big Data and Industry 4.0. READ MORE

  5. 24. Energy harvesting from ambient WiFi energy : A method of harvesting and measuring ambient WiFi energy

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Alpha Fofana; Carl Mossberg; [2019]
    Keywords : Energy harvesting; Rectenna; Impedance matching; Embedded system; IoT; WiFi; Sustainable Energy; Utvinna energi; Impedansmatchning; Inbyggda system; IoT; WiFi; Hållbar utveckling;

    Abstract : The aim of this thesis was to investigate the question of how to harvest RF energy and if we can harvest enough RF energy for it to be useful in an application. It is aimed towards sensor node applications, commonly used in a typical office environment. The WiFi band was chosen since it is omnipresent in the same environment. READ MORE

  6. 25. Energy Harvesting in Wireless Sensor Networks

    University essay from Uppsala universitet/Signaler och System

    Author : Erik Persson; [2019]
    Keywords : energy harvesting; contiki;

    Abstract : Over the past few years, the interest of remote wireless sensor networks has increased with the growth of Internet of Things technology. The wireless sensor network applications vary from tracking animal movement to controlling small electrical devices. READ MORE