2880 search results - page 72 / 576 » Using Channels for Multimedia Communication |
129
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ICC
2007
IEEE
15 years 11 months ago
2007
IEEE
Abstract—In this paper we propose a low complexity frequency domain channel estimator for pilot-symbol-assisted (PSA) orthogonal frequency division multiplexing (OFDM) systems in...
148
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HICSS
2005
IEEE
15 years 10 months ago
2005
IEEE
With the increasing use of real-time multimedia applications over IP networks, efficient use of resources, especially in wireless networks, is becoming a necessity. In order to ha...
133
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CORR
2008
Springer
15 years 4 months ago
2008
Springer
We consider the discrete, time-varying broadcast channel with memory, under the assumption that the channel states belong to a set of nite cardinality. We begin with the de nition...
151
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NOCS
2008
IEEE
15 years 11 months ago
2008
IEEE
In this paper, we introduce the use of slow-silent virtual channels to reduce the switching power of on-chip networks while keeping the leakage power small. Adding virtual channel...
127
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GLOBECOM
2006
IEEE
15 years 10 months ago
2006
IEEE
Abstract— In this paper, multiple access channels are considered in which user data rates increase with the signal-to-noise ratio (SNR). To account for channel estimation errors,...