PE
1998
Springer
13 years 4 months ago
1998
Springer
- A modified version of the datagram capacity assignment of the FODA access scheme, named FODA/IBEA, is briefly presented. The main difference from the previous version (besides th...
GLOBECOM
2006
IEEE
13 years 10 months ago
2006
IEEE
Abstract— In this paper, we propose a distributed opportunistic access scheme for uplink OFDMA systems. The sub-carriers are grouped into several sub-channels. Users access these...
SECON
2007
IEEE
13 years 10 months ago
2007
IEEE
Dynamic spectrum access has become a promising approach to fully utilize the scarce spectrum resources. In a dynamically changing spectrum environment, it is very important to desi...