From Here to 5G: A Roadmap of Challenges

Ron Wilson, Altera

Deploy 5G wireless networks by 2020! From research labs to service providers, these words have come to define a shared goal, almost a mantra. As a goal, the words justify all manner of R&D activities. But as a mantra, they betray a fundamental lack of definition. Just what is 5G? And what problems must we solve in order to deploy it?

On the surface, definition seems simple: 5G is the next generation of cellular technology after 4G. But peel back the surface, and you find something less appealing: a plethora of interests wrestling and squirming to promote their own product plans to ensure network support for their services, or merely to stave off obsolescence. Among their voices, you can hear demands for a diverse list of wishes.

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