"Our digital world is increasingly mobile. All mobile communication rests upon access to one invisible, essential element: the radio spectrum. In Frequencies, Gregory Taylor and Catherine Middleton bring together diverse national perspectives to explore the current and future state of spectrum...

The role of government in telecommunication infrastructure provision is important in developing countries as weak demand and high deployment cost exists, limit private initiative. As ICT infrastructure is substantial, some local government implemented a local broadband initiative to provide...

Over the last decade or so, access to broadband telecommunication services has become increasingly important. Through broadband, households and companies are able to engage with the informationbased economy that is emerging, through, for example, buying and selling online or using social media....

In this research, we estimated the number of possible subscribers of the public switched telephone network (hereafter, referred to as "PSTN") in the future of Japan based on the public data, and evaluated the alternatives as the candidates for the migration by comparative analysis, with respect...