112 search results - page 21 / 23 » Interference in a Cognitive Network with Beacon |
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—Cognitive radio technologies have become a promising approach to increase the efficiency of spectrum utilization. Although cognitive radio has been intensively studied ...
FCCM
2008
IEEE
14 years 1 months ago
2008
IEEE
This paper presents a proto-type autonomous signal processing system on a chip. The system is architected such that high performance digital signal processing occurs in the FPGA...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—In this paper, we model and analyze the interactions between secondary users in a spectrum overlay cognitive system as a cognitive MAC game. In this game, each secondary user ca...
TSP
2010
13 years 2 months ago
2010
Effective spectrum sensing is a critical prerequisite for multi-channel cognitive radio (CR) networks, where multiple spectrum bands are sensed to identify transmission opportuniti...
COMCOM
2004
13 years 7 months ago
2004
Routing of packets in mobile ad hoc networks with a large number of nodes or with high mobility is a very difficult task and current routing protocols do not really scale well wit...