Antonio-Javier Garcia-Sanchez*, Felipe Garcia-Sanchez, David Rodenas-Herraiz and Joan Garcia-Haro
* Corresponding author: Antonio-Javier Garcia-Sanchez antoniojavier.garcia@upct.es
EURASIP Journal on Wireless Communications and Networking 2012, 2012:198 doi:10.1186/1687-1499-2012-198