Sciweavers

TON
2012
12 years 2 months ago
Opportunistic Spectrum Access in Multiple-Primary-User Environments Under the Packet Collision Constraint
—Cognitive Radio (CR) technology has great potential to alleviate spectrum scarcity in wireless communications. It allows secondary users (SUs) to opportunistically access spectr...
Eric Jung, Xin Liu
INFOCOM
2011
IEEE
13 years 3 months ago
On the throughput scaling of Cognitive Radio ad hoc networks
Abstract—Due to the emergence of Cognitive Radio, a special type of heterogeneous networks attracts increasing interest recently, in which a secondary network composed of cogniti...
Chengzhi Li, Huaiyu Dai
WICON
2008
14 years 1 months ago
Security vulnerabilities in IEEE 802.22
Cognitive Radio (CR) is seen as one of the enabling technologies for realizing a new spectrum access paradigm, viz. Opportunistic Spectrum Sharing (OSS). IEEE 802.22 is the world&...
Kaigui Bian, Jung Min Park