137 search results - page 25 / 28 » Enforcing dynamic spectrum access with spectrum permits |
INFOCOM
2005
IEEE
13 years 12 months ago
2005
IEEE
— Even though multiple non-overlapped channels exist in the 2.4GHz and 5GHz spectrum, most IEEE 802.11-based multi-hop ad hoc networks today use only a single channel. As a resul...
JSAC
2008
13 years 6 months ago
2008
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...
KBSE
1999
IEEE
13 years 10 months ago
1999
IEEE
The language AML is used to specify the semantics of architecture description languages, ADLs. It is a very primitive language, having declarations for only three constructs: elem...
SECON
2010
IEEE
13 years 4 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...
GLOBECOM
2009
IEEE
14 years 1 months ago
2009
IEEE
—The provision of very high data rates in a ubiquitous and fair manner throughout the service area is a great challenge for 4G and beyond-4G wireless networks. Towards that end, ...