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Visible light communications (VLC) describes the use of the visible spectrum for optical communications and has the potential to provide vast new wireless spectrum free from license. Most existing work on VLC focuses on the optimization of the physical medium rather than the networking context in which VLC will be deployed. Future deployments of VLC are expected to coexist with current RF technologies;...
Demands for broadband wireless access services are expected to outstrip the spectrum capacity in the near-term "spectrum crunch." Deploying additional femtocells to address this challenge is cost-inefficient due to the backhaul challenge and the exorbitant system maintenance. According to an Alcatel-Lucent report, most mobile Internet access traffic happens indoors. Leveraging power line...
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