22 search results - page 1 / 5 » Enabling Secondary Access through Robust Primary User Channe... |
GLOBECOM
2010
IEEE
13 years 2 months ago
2010
IEEE
Abstract--A common concept to mitigate the effects of spectrum scarcity is to allow opportunistic dynamic spectrum access (DSA) to licensed frequency bands. In this context, the li...
JCM
2007
13 years 4 months ago
2007
— Spectrum scarcity is becoming a major issue for service providers interested in either deploying new services or enhancing the capacity for existing applications. On the other ...
GLOBECOM
2010
IEEE
13 years 2 months ago
2010
IEEE
We propose a spectrum decision protocol resilient to primary user emulation attacks (PUEA) in dynamic spectrum access networks. PUEA is a type of denial-of-service attack that can ...
TWC
2010
12 years 11 months ago
2010
Abstract--This letter analyzes the impact, from a networklayer perspective, of having a single cognitive radio transmitterreceiver pair share the spectrum with multiple primary use...
MONET
2006
13 years 4 months ago
2006
Enabled by regulatory initiatives and advanced radio technology, more flexible opportunistic spectrum access has great potential to alleviate the spectrum scarcity. In this paper,...