4714 search results - page 117 / 943 » Cognitive Packet Networks |
71
Voted
CN
2008
15 years 3 months ago
2008
Cognitive radios (CR) have the ability to dynamically adapt to local spectrum availability. In a network comprised of CR-enabled devices, layer-2 auto-configuration involves deter...
158
Voted
GLOBECOM
2010
IEEE
15 years 1 months ago
2010
IEEE
The existing research on security issues in cognitive radio networks mainly focuses on attack and defense in individual network layers. However, the attackers do not necessarily re...
136
Voted
WCNC
2010
IEEE
2010
IEEE
Hedonic Coalition Formation Games for Secondary Base Station Cooperation in Cognitive Radio Networks
15 years 7 months ago
— In order to maintain a conflict-free environment among licensed primary users (PUs) and unlicensed secondary users (SUs) in cognitive radio networks, providing frequency and g...
164
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WIOPT
2010
IEEE
15 years 1 months ago
2010
IEEE
—Cognitive radio networks provide the capability to share the wireless channel with licensed (primary) users in an opportunistic manner. Primary users have a license to operate i...
161
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GLOBECOM
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract—Recent studies have been conducted to indicate the ineffective usage of licensed bands due to the static spectrum allocation. In order to improve the spectrum utilizatio...