3638 search results - page 648 / 728 » Optimization via communication networks |
TMC
2010
13 years 6 months ago
2010
—One important application of cooperative communications is to extend coverage area in wireless networks without increasing infrastructure. However, a crucial challenge in implem...
IWCMC
2009
ACM
14 years 2 months ago
2009
ACM
The IEEE 802.16/WiMAX standards has fully embraced multi-antenna technology and can, thus, deliver robust performance and high transmission rates. Nevertheless, due to its inheren...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— A relay selection approach has previously been shown to outperform repetition-based scheduling for both amplify-and-forward (AF) and decode-and-forward (DF) cooperative network...
SIGECOM
2008
ACM
13 years 8 months ago
2008
ACM
Computer users express a strong desire to prevent attacks and to reduce the losses from computer and information security breaches. However, security compromises are common and wi...
TON
2010
13 years 2 months ago
2010
The cognitive radio (CR) paradigm calls for open spectrum access according to a predetermined etiquette. Under this paradigm, CR nodes access the spectrum opportunistically by cont...