112 search results - page 9 / 23 » Adaptive Bandwidth Allocation Scheme for Cognitive Radios |
ICC
2007
IEEE
15 years 3 months ago
2007
IEEE
— This paper proposes an adaptive radio resource allocation (ARRA) algorithm for downlink OFDMA/SDMA systems with multimedia traffic. Considering multiple service classes and di...
ICC
2007
IEEE
15 years 3 months ago
2007
IEEE
—The discrepancy between perceived spectrum shortage from the FCC allocation map and the actual abundance of available spectrum is a motivation for Cognitive Radios, which locate...
ICC
2008
IEEE
15 years 3 months ago
2008
IEEE
—Cognitive radio (CR) dynamically accessing inactive radio spectrum of the primary system (PS) at link level has attracted a lot of research interests. The cognitive radio networ...
ECRTS
2003
IEEE
15 years 2 months ago
2003
IEEE
This paper presents a time-aware admission control and resource allocation scheme in the context of a future generation mobile network. The quality levels (and their respective ut...
LCN
2006
IEEE
15 years 3 months ago
2006
IEEE
— Hybrid Medium Access Control (MAC) protocols combine the strength of random and schedule based MAC schemes. From random MAC schemes, Hybrid MAC protocols borrow flexibility an...