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162
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SECON
2008
IEEE
16 years 28 days ago
2008
IEEE
—Wireless reprogramming is a key functionality in Wireless Sensor Networks (WSNs). In fact, the requirements for the network may change in time, or new parameters might have to b...
211
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SEUS
2008
IEEE
16 years 28 days ago
2008
IEEE
The computing systems are becoming deeply embedded into ordinary life and interact with physical processes and events. They monitor the physical world with sensors and provide app...
161
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VTC
2008
IEEE
16 years 27 days ago
2008
IEEE
—Opportunistic beamforming (OB) relies on the transmission of Channel State Information (CSI) in the form of instantaneous Signal to Noise Ratio (SNR) from Mobile Stations (MSs) ...
167
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VTC
2008
IEEE
16 years 27 days ago
2008
IEEE
In digital cooperative relaying, signals from the source-destination and relay-destination links are combined at the destination to achieve spatial diversity. These signals do not ...
207
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VTC
2008
IEEE
16 years 27 days ago
2008
IEEE
— This paper presents a novel amalgam of Steered Space-Time Spreading (SSTS) and Orthogonal Frequency Division Multiple Access (OFDMA) designed for attaining both spatial diversi...