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JSAC
2011
13 years 3 months ago
2011
Abstract—Cognitive radio (CR) technology enables the opportunistic use of the vacant licensed frequency bands, thereby improving the spectrum utilization. However, the CR operati...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
In wireless channels, the path loss exponent (PLE) has a strong impact on the quality of the links, and hence, it needs to be accurately estimated for the efficient design and oper...
GLOBECOM
2006
IEEE
14 years 2 months ago
2006
IEEE
— The joint cooperative processing of transmitted signal from several multiple-input multiple-output (MIMO) base station (BS) antenna heads is considered for users located within...
MOBICOM
2010
ACM
13 years 9 months ago
2010
ACM
Mobile optical communications has so far largely been limited to short ranges of about ten meters, since the highly directional nature of optical transmissions would require costl...
CORR
2010
Springer
13 years 8 months ago
2010
Springer
We consider i) the overhead minimization of maximum-distance seperable (MDS) storage codes for the repair of a single failed node and ii) the total secure degrees-of-freedom (S-DoF...