293 search results - page 38 / 59 » Opportunistic Multiple Access for Cognitive Radio Networks |
151
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WD
2010
14 years 4 months ago
2010
Researches about multi-radio mesh networks have mostly focused on channel allocation under internal interference. However, the deployment of WMNs in unlicensed bands of dense urban...
WCNC
2010
IEEE
15 years 1 months ago
2010
IEEE
Abstract—In cognitive mobile multihop relay (CMMR) network, the mobile user as the primary user is allocated with the channel for transmitting data. Relay station as the secondar...
WOWMOM
2005
ACM
15 years 3 months ago
2005
ACM
Recent advances in Software Defined Radio (SDR), wide band spectrum sensing, and environment aware real-time spectrum allocation [13, 10, 4] show promise of enabling the new para...
80
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GLOBECOM
2010
IEEE
14 years 7 months ago
2010
IEEE
Cognitive radios, which enable the coexistence on the same bandwidth of licensed primary and unlicensed secondary users, have the potential for dramatically increasing the efficien...
103
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JSAC
2008
14 years 9 months ago
2008
Abstract--The concept of cognitive radio (or secondary spectrum access) is currently under investigation as a promising paradigm to achieve efficient use of the frequency resource ...