IEEE Microwave Magazine

Since the debut of iOS and Android smartphones 10 years ago, the world has seen a mobile era wherein our phones have become a mobile computing platform deeply integrated into our lives [1]-[4]. Due to the advancement of computing, it is believed that the world is shifting to a new era where artificial intelligence (AI) is unlocking capabilities that were previously unthinkable [5]-[13]. Because computing is becoming more universally available, interaction with computing devices needs to be much more natural, intuitive, and, above all, intelligent [14].

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