2956 search results - page 519 / 592 » Efficient Communication by Breathing |
115
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TON
2010
14 years 6 months ago
2010
With the fast progress of MIMO technology and its growing applications in networks, it is important to develop techniques to enable more efficient MIMO network communications. Howe...
TWC
2010
14 years 6 months ago
2010
The closed-loop transmit diversity technique is used to improve the performance of the downlink channel in MIMO communication systems. In these closed-loop systems, feedback delay...
TWC
2010
2010
Rex: A randomized EXclusive region based scheduling scheme for mmWave WPANs with directional antenna
14 years 6 months ago
Millimeter-wave (mmWave) transmissions are promising technologies for high data rate (multi-Gbps) Wireless Personal Area Networks (WPANs). In this paper, we first introduce the con...
125
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TWC
2010
14 years 6 months ago
2010
In this paper we propose a Dynamic Spectrum Access scheme which allows the users to opportunistically and efficiently access the channels available for communications. It addresses...
117
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STOC
2010
ACM
15 years 9 months ago
2010
ACM
We present a generic method for converting any family of unsatisfiable CNF formulas that require large resolution rank into CNF formulas whose refutation requires large rank for p...