17 search results - page 2 / 4 » Petri Net Based Controller Concept For Cognitive Radios in W... |
VTC
2010
IEEE
13 years 8 months ago
2010
IEEE
—The IEEE 1609.4 standard has been proposed to provide multi-channel operations in wireless access for vehicular environments (WAVE), where all the channels are periodically sync...
WCNC
2010
IEEE
13 years 8 months ago
2010
IEEE
Abstract—Cognitive radio networks (CRN) may greatly enhance the throughput based on a given bandwidth. CRN has a unique feature, consisting of uni-directional opportunistic wirel...
JSAC
2011
13 years 5 months ago
2011
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
INFOCOM
2010
IEEE
13 years 8 months ago
2010
IEEE
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...
JSAC
2011
13 years 5 months ago
2011
Abstract—In cognitive radio networks (CRNs), detecting smallscale primary devices, such as wireless microphones, is a challenging, but very important, problem that has not yet be...