199 search results - page 22 / 40 » Perturbation-Based Distributed Beamforming for Wireless Rela... |
101
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GLOBECOM
2006
IEEE
15 years 3 months ago
2006
IEEE
This paper considers a sensor network where relay nodes cooperate in order to minimize the total energy consumption for the unicast transmission of a message from a single source ...
TIT
2010
14 years 4 months ago
2010
In this paper, collocated and distributed space-time block codes (DSTBCs) which admit multigroup maximum-likelihood (ML) decoding are studied. First, the collocated case is conside...
ICDCS
2008
IEEE
15 years 4 months ago
2008
IEEE
—Recently, opportunistic routing (OR) has been widely used to compensate for the low packet delivery ratio of multi-hop wireless networks. Previous works either provide heuristic...
ICDCS
2009
IEEE
14 years 7 months ago
2009
IEEE
We study the multicast capacity for hybrid wireless networks consisting of ordinary wireless nodes and base stations under Gaussian Channel model, which generalizes both the unica...
112
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MOBICOM
2009
ACM
15 years 4 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...