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GLOBECOM
2010
IEEE
9 years 14 days ago
Enabling Secondary Access through Robust Primary User Channel Assignment
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...
Jad Nasreddine, Andreas Achtzehn, Janne Riihij&aum...
JCM
2007
162views more  JCM 2007»
9 years 2 months ago
Opportunistic Spectrum Access in Fading Channels Through Collaborative Sensing
— 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 ...
Amir Ghasemi, Elvino S. Sousa
GLOBECOM
2010
IEEE
9 years 14 days ago
Robust Spectrum Decision Protocol against Primary User Emulation Attacks in Dynamic Spectrum Access Networks
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 ...
Z. Jin, S. Anand, K. P. Subbalakshmi
TWC
2010
8 years 9 months ago
Stability analysis for cognitive radio with multi-access primary transmission
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...
Ioannis Krikidis, Natasha Devroye, John S. Thompso...
MONET
2006
89views more  MONET 2006»
9 years 2 months ago
Sensing-based opportunistic channel access
Enabled by regulatory initiatives and advanced radio technology, more flexible opportunistic spectrum access has great potential to alleviate the spectrum scarcity. In this paper,...
Xin Liu, Sai Shankar N.
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