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203
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GLOBECOM
2006
IEEE
16 years 26 days ago
2006
IEEE
Abstract— Channel estimation and synchronization are crucial problems in coherent Ultra wideband (UWB) systems. We develop a new channel estimation scheme that can further improv...
176
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VTC
2006
IEEE
16 years 24 days ago
2006
IEEE
This paper proposes a block diagonalization (BD) method, which nullifies the multiuser interference and, hence, increases the sum capacity in a multiuser multiple-input multipleout...
154
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MOBIQUITOUS
2005
IEEE
16 years 11 days ago
2005
IEEE
In this paper we present results of experimental investigation into the performance of three audio codecs (ITU-T G.711, G.723.1, and G.729A) under varying load conditions on a Voi...
257
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DATE
2003
IEEE
16 years 3 days ago
2003
IEEE
We present an integrated approach that provides fault tolerance and dynamic power management for a real-time task executing in an embedded system. Fault tolerance is achieved thro...
173
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DATE
2000
IEEE
15 years 11 months ago
2000
IEEE
With the ongoing advancements in VLSI technology, the performance of an embedded system is determined to a large extend by the communication of data and instructions. This results...