156 search results - page 24 / 32 » Opportunistic Spectrum Access for Energy-Constrained Cogniti... |
124
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INFOCOM
2009
IEEE
15 years 8 months ago
2009
IEEE
—Dynamic spectrum access has been proposed as a means to share scarce radio resources, and requires devices to follow protocols that use resources in a proper, disciplined manner...
130
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TWC
2010
14 years 8 months ago
2010
Abstract--This letter analyzes the impact, from a networklayer perspective, of having a single cognitive radio transmitterreceiver pair share the spectrum with multiple primary use...
147
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VTC
2010
IEEE
15 years 6 days ago
2010
IEEE
—The IEEE 1609.4 standard has been proposed to provide multi-channel operations in wireless access for vehicular environments (WAVE), where all the channels are periodically sync...
128
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WOWMOM
2005
ACM
15 years 7 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...
129
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INFOCOM
2010
IEEE
15 years 9 days ago
2010
IEEE
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...