253 search results - page 15 / 51 » Cognitive radio techniques for wide area networks |
WD
2010
13 years 2 months ago
2010
Researches about multi-radio mesh networks have mostly focused on channel allocation under internal interference. However, the deployment of WMNs in unlicensed bands of dense urban...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
In cognitive radio (CR) networks, multi-CR cooperation typically takes place during spectrum sensing, to cope with wireless fading effects and the hidden terminal problem. The use...
IPCCC
2005
IEEE
14 years 1 months ago
2005
IEEE
Public safety wireless networks (PSWNs) play a vital role in the operation of emergency agencies. In this paper, we describe analysis and modeling of traffic data collected from E...
VTC
2010
IEEE
13 years 5 months ago
2010
IEEE
— We consider the sensing of the frequency spectrum based on energy detection for cognitive radios. It has been shown that the reliability of the sensing can be improved by using...
WMASH
2004
ACM
14 years 25 days ago
2004
ACM
With the wide spread growth of mobile computing devices and local area wireless networks, wireless network providers have started to target the users with value-added services bas...