23 search results - page 1 / 5 » Multi-channel Jamming Attacks using Cognitive Radios |
CISS
2011
IEEE
12 years 8 months ago
2011
IEEE
In this paper, we study both the jamming capability of the cognitiveradio-based jammers and the anti-jamming capability of the cognitive radio networks. We first setup the models...
ICCCN
2007
IEEE
13 years 11 months ago
2007
IEEE
To improve spectrum efficiency, future wireless devices will use cognitive radios to dynamically access spectrum. While offering great flexibility and softwarereconfigurability...
GLOBECOM
2009
IEEE
13 years 2 months ago
2009
IEEE
Primary user emulation attack in multichannel cognitive radio systems is discussed. An attacker is assumed to be able to send primary-user-like signals during spectrum sensing peri...
GLOBECOM
2009
IEEE
13 years 11 months ago
2009
IEEE
Abstract—Cognitive radio technologies have become a promising approach to increase the efficiency of spectrum utilization. Although cognitive radio has been intensively studied ...
JSAC
2011
12 years 11 months ago
2011
—Various spectrum management schemes have been proposed in recent years to improve the spectrum utilization in cognitive radio networks. However, few of them have considered the ...