4445 search results - page 427 / 889 » Reflective Authorization Systems |
218
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TCOM
2010
15 years 2 months ago
2010
Joint carrier frequency offset (CFO) and channel estimation for uplink MIMO-OFDMA systems over time-varying channels is investigated. To cope with the prohibitive computational co...
245
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CHI
2011
ACM
14 years 11 months ago
2011
ACM
The study of creativity has received significant attention over the past century, with a recent increase in interest in collaborative, distributed creativity. We posit that creati...
200
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ICC
2008
IEEE
16 years 2 months ago
2008
IEEE
A common technique for wireless positioning is to estimate time-of-arrivals (TOAs) of signals traveling between a target node and a number of reference nodes, and then to determin...
176
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GLOBECOM
2006
IEEE
16 years 1 months ago
2006
IEEE
This paper presents results from the first double-directional measurements of the Multiple-Input Multiple-Output (MIMO) peer-to-peer radio channel in the 300 MHz frequency range....
240
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SUTC
2006
IEEE
16 years 1 months ago
2006
IEEE
Design aspects and software modelling for ubiquitous real-time camera system are described in this paper. We propose system architecture using a network of inexpensive cameras and...