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ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—Modern frequency-agile radios are capable of dynamically changing the spectrum width and central frequency of its channels. Existing spectrum sharing algorithms often fa...
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Robust channel estimation scheme is essential for pulse-shaping OFDM systems in the multipath mobile environment. This paper proposes three types of channel estimation schemes for ...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
— Spectrum sensing, which monitors the spectrum activity, is studied for cognitive radio systems using multiple frequency bands with non-negligible band switching time (blind per...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
—Vehicular ad hoc networks (VANETs) are envisioned to provide promising applications and services. One critical deployment issue in VANETs is to motivate vehicles and their drive...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—In this paper we propose non-regenerative multicarrier multiple-input multiple-output (MIMO) relay techniques that minimize the mean-squared error (MSE) of the signal wa...