170 search results - page 26 / 34 » Cognitive Transmissions with Multiple Relays in Cognitive Ra... |
GLOBECOM
2009
IEEE
14 years 7 months ago
2009
IEEE
Collaborative spectrum sensing in cognitive radio networks has been proposed as an efficient way to improve the performance of primary users detection. In collaborative spectrum se...
WCNC
2010
IEEE
15 years 1 months ago
2010
IEEE
Abstract—In this paper two different cognitive radio architectures, i.e. stand-alone and distributed, are proposed for spectrum sensing purposes. In particular, both architecture...
TMC
2011
14 years 4 months ago
2011
We consider the problem of optimal channel access to provide quality of service (QoS) for data transmission in cognitive vehicular networks. In such a network the vehicular nodes ...
GLOBECOM
2008
IEEE
15 years 3 months ago
2008
IEEE
Abstract— The coexistence and resource sharing between a primary network utilizing cognitive relays and a secondary network are investigated. Two multiple access protocols are pr...
IFIPTCS
2010
14 years 7 months ago
2010
Abstract. We present a game-theoretic framework for modeling and solving routing problems in dynamically changing networks. The model covers the aspects of reactivity and non-termi...