6800 search results - page 1112 / 1360 » On optimizing collective communication |
177
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ICC
2008
IEEE
16 years 1 months ago
2008
IEEE
— In this paper, we present a new beamforming scheme for a downlink of multiuser multiple-input multipleoutput (MIMO) communication systems. Recently, a blockdiagonalization (BD)...
198
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INFOCOM
2008
IEEE
16 years 1 months ago
2008
IEEE
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...
196
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SECON
2008
IEEE
16 years 1 months ago
2008
IEEE
—Many sensing systems remotely monitor/measure an environment at several sites, and then report these observations to a central site. We propose and investigate several practical...
177
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— The decision feedback detector (DFD) can achieve the high spectral efficiency of a MIMO channel in that it converts the MIMO channel into multiple parallel layers, through whi...
199
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— In modern wireless networks the functions included into layer II have to deal with complex problems, such as security and access control, that were previously demanded to upper...