ICC
2009
IEEE
13 years 9 months ago
2009
IEEE
Abstract--By using cognitive radio technology, opportunistic spectrum access has the potential to solve the underused spectrum problem. In this paper, we employ class-based call ad...
INFOCOM
2003
IEEE
14 years 4 months ago
2003
IEEE
Abstract— Throughput performance of the IEEE 802.11 Distributed Coordination Function (DCF) is very sensitive to the number n of competing stations. The contribute of this paper ...
FPGA
2004
ACM
14 years 5 months ago
2004
ACM
We present a cryptographic architecture optimization technique called divide-and-concatenate based on two observations: (i) the area of a multiplier and associated data path decre...
WCNC
2008
IEEE
14 years 6 months ago
2008
IEEE
— In this paper, we compare the performance of wireless local area networks (WLANs) with single-user MIMO (SU-MIMO) and multi-user MIMO (MU-MIMO) in terms of collision probabilit...
SAC
2010
ACM
14 years 6 months ago
2010
ACM
A large number of the MAC protocols proposed for establishing wireless sensor networks are based on the 802.11 standard. The trade-off in these protocols is the control packet ov...