Evolution of Digitization toward the Internet of Digital & Cognitive Realities and Smart Ecosystems

The evolutionary phases and perspectives of the digitization process are presented focusing on the milestones of technological evolution. The digital convergence of communications, information technology and media, the concept of cognitive infocommunications, the extension of networking by Internet of Things, the immersive technologies as augmented reality and virtual reality and the artificial intelligence have relevant role in the shaping the concept of the Internet of Digital & Cognitive Realities (IoDC) and the Smart Ecosystems as Smart Cities and Smart Factories.