The employment of the OFDMA transmission technique in broadband radio systems shows several benefits. Especially the exploitation of multi-user diversity with the help of sophisti...
Michael Einhaus, Ole Klein, Bernhard Walke, Daniel...
The two largest U.S. wireless ISPs have recently moved towards usage-based pricing to better manage the growing demand on their networks. Yet usage-based pricing still requires IS...
Sangtae Ha, Soumya Sen, Carlee Joe-Wong, Youngbin ...
Dynamic Spectrum Access systems exploit temporarily available spectrum (‘white spaces’) and can spread transmissions over a number of non-contiguous sub-channels. Such methods...
Edward G. Coffman Jr., Philippe Robert, Florian Si...
— Interleave Division Multiple Access (IDMA) is a promising air interface for future wireless networks. Optimization of access schemes regarding cross user aspects is also a topi...
The growing popularity of inexpensive, portable recording devices, such as cellular phone cameras and compact digital audio recorders, presents a significant new threat to privac...
J. Alex Halderman, Brent R. Waters, Edward W. Felt...