— In an OFDM system, channel estimation can be considered as sampling the time-frequency response of the channel through a number of known pilot symbols placed across the time-fr...
Abstract— By developing demonstrators and performing smallscale user trials, we found various opportunities and pitfalls for deploying Personal Networks (PNs) on a commercial bas...
Frank T. H. den Hartog, M. A. Blom, C. R. Lageweg,...
Abstract— Software routers are becoming an important alternative to proprietary and expensive network devices, because they exploit the economy of scale of the PC market and open...
Andrea Bianco, Jorge M. Finochietto, Giulio Galant...
– The advancement of multimedia services including audio/visual media has been rapid. The applications of cellular phones, in particular, have increased by using these technologi...
Can we secure user authentication against eavesdropping adversaries, relying on human cognitive functions alone, unassisted by any external computational device? To accomplish thi...