This diploma explores the field of the Internet of Things and the technologies it can offer to turn a given city into a so called smart city.
Firstly, the Internet of Things, its evolution, strengths and weaknesses are presented. The areas in which IoT can be found are mentioned and the technologies and protocols used are stated. Secondly, IoT platforms are discussed, along with the requirements they need to meet in order to face challenges posed by a such a complex environment as a city.
Next, the smart city is presented and the role that IoT plays in it - it is an important one, since smart devices are with us every step of the way: in traffic, public resources, infrastructure, etc. The presentation and the comparison of the features of four IoT platoforms that have focused on developing tools for building smart cities have been added.
This diploma thesis shows how common smart devices nowadays are and that a smart city is almost a necessity as we strive towards Society 5.0 and reaching the 17 sustainable development goals.
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