Abstract
Smart cities have been outfitted with various electronic devices based on the Internet of Things (IoT) and have become smarter than before as a result of ongoing breakthroughs in sophisticated metering and digital technologies.The IoT is a network of physical things and technology that connects them without requiring human interaction. As a result, smart (or smarter) cities can be built all over the world. Smart city systems that encourage sustainable living, better comfort, and increased productivity for people have been made possible thanks to the IoT. This article’s goal is to give a thorough overview of the ideas behind smart cities, as well as their purposes and uses. Additionally, this survey discusses the key elements and characteristics of a smart city as well as IoT technologies for smart cities.
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