Essays about: "WSN"
Showing result 21 - 25 of 127 essays containing the word WSN.
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21. Realize Smart City Applications with LoRaWAN Network
University essay from Mittuniversitetet/Avdelningen för elektronikkonstruktionAbstract : Internet of Things is an important part of realizing smart cities, this article introduces a proposal to build an Internet of Things system with LoRaWAN to achieve diverse smart city applications. There are three problems proposed and resolved in this research, how to maximize wireless devices’ lifetime with LoRa protocol characters, how to choose the gateways’ location for improving the efficiency and reduce costs, and about a good way to set up network servers to balance performance and consumption to implement in smart city applications. READ MORE
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22. Non-Coherent Radio-Based Positioning
University essay from Lunds universitet/Institutionen för elektro- och informationsteknikAbstract : In this thesis, a new Angle-of-Arrival (AoA) technique is used to determine the direction of a target in an outdoor environment using Radio Frequency (RF) signals. This technique estimates the AoA based on the difference between the Received Signal Strength Indicators (RSSI) from two/four directive antennas. READ MORE
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23. A CoAP Publish-Subscribe Broker for More Resource-Efficient Wireless Sensor Networks
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : With the rapid development of the Internet of Things, Wireless Sensor Networks (WSNs) are deployed increasingly all over the world, providing data that can help increase sustainable development. Currently in Uppsala, Sweden, the GreenIoT project monitors air pollution by using WSNs. READ MORE
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24. Bluetooth Low Energy Industrial Sensor
University essay from Lunds universitet/Institutionen för elektro- och informationsteknikAbstract : Industrial Internet of Things (IIoT) market is rapidly growing and expected to further expand in the incoming years. To keep up with such a fast pace, new wireless technologies need to be developed to accommodate the huge number of devices expected to connect to the internet. READ MORE
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25. UWB-based wireless sensor network with medical application
University essay from Uppsala universitet/Signaler och SystemAbstract : This master thesis aims to develop a prototype of a wireless sensor network (WSN) using ultra wideband (UWB) radio and communication. The WSN consists of five sensor nodes and one sink which is connected to an Android smartphone. The smartphone acts as a sensor data management unit and has the ability to display sensor measurements. READ MORE