Smart city technologies and architectures: A literature review

The main goal of smart cities is to improve the traditional services that are provided to the citizens and also create new and more challenging ones. This vision aims not only to citizens' prosperity, but also to economic progress and sustainability of the city. It is feasible to achieve this goal through the use of technologies and architectures which purpose is to integrate the various elements of the city and help them interact in an effective manner. In this paper, we discuss the key technologies and architectures that have already been proposed in the literature in order to find the appropriate ones to be implemented for the development of smart cities.