212 search results - page 41 / 43 » A dynamic spectrum access scheme for cognitive radio network... |
WCNC
2010
IEEE
13 years 9 months ago
2010
IEEE
—The provision of very high data rates in a ubiquitous manner throughout the service area is a great challenge for 4G and beyond-4G wireless networks. Towards that end, the deplo...
INFOCOM
2006
IEEE
13 years 11 months ago
2006
IEEE
—Wireless local area network (WLAN) systems are widely implemented today to provide hot spot coverage. Operated typically in an infrastructure mode, each WLAN is managed by an ac...
EWSN
2007
Springer
14 years 5 months ago
2007
Springer
Abstract. A theoretical framework is proposed for accurate performance analysis of minimum energy coding schemes in Coded Division Multiple Access (CDMA) wireless sensor networks. ...
WICON
2008
13 years 7 months ago
2008
Cognitive Radio (CR) is seen as one of the enabling technologies for realizing a new spectrum access paradigm, viz. Opportunistic Spectrum Sharing (OSS). IEEE 802.22 is the world&...
GLOBECOM
2010
IEEE
13 years 3 months ago
2010
IEEE
Abstract--Wireless networks, especially mobile ad hoc networks (MANET) and cognitive radio networks (CRN), are facing two new challenges beyond traditional random network model: op...