14424 search results - page 84 / 2885 » Modeling Radio Networks |
CISS
2008
IEEE
14 years 23 days ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...
WCNC
2010
IEEE
14 years 2 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
2008
IEEE
14 years 5 months ago
2008
IEEE
—We develop opportunistic scheduling policies for cognitive radio networks that maximize the throughput utility of the secondary (unlicensed) users subject to maximum collision c...
DANCE
2002
IEEE
14 years 3 months ago
2002
IEEE
This paper describes the activities in Application Level Active Networks (ALAN) under the DARPA-funded RADIOACTIVE Project; this is closely related to work carried out under a Eur...
TMC
2011
13 years 5 months ago
2011
—The inherent channel characteristics of impulse-based UWB networks affect the MAC layer performance significantly. Most previous studies on evaluating MAC protocols are based o...