422 search results - page 38 / 85 » On the Wake-Up Problem in Radio Networks |
SECON
2010
IEEE
13 years 5 months ago
2010
IEEE
Wireless communications over water may suffer from serious multipath fading due to strong specular reflections from conducting water surfaces. Cognitive radios enable dynamic spect...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
—The IEEE 802.22 standard for wireless regional area network is the first standard for cognitive radio that tries to harness the idle or under-utilized spectrum allocated for TV...
GLOBECOM
2007
IEEE
13 years 9 months ago
2007
IEEE
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
MOBIWAC
2006
ACM
14 years 1 months ago
2006
ACM
Due to their self-configuring and self-healing capabilities, as well as their low equipment and deployment cost, Wireless Mesh Networks (WMNs) based on commodity hardware present...
INFOCOM
2011
IEEE
12 years 10 months ago
2011
IEEE
—Cognitive radios (CRs) can mitigate the impending spectrum scarcity problem by utilizing their capability of accessing licensed spectrum bands opportunistically. While most exis...