18090 search results - page 3107 / 3618 » Computing by Only Observing |
175
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TWC
2008
2008
A token-based scheduling scheme for WLANs supporting voice/data traffic and its performance analysis
15 years 6 months ago
Most of the existing medium access control (MAC) protocols for wireless local area networks (WLANs) provide prioritized access by adjusting the contention window sizes or interfram...
193
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TWC
2008
15 years 6 months ago
2008
OFDMA resource allocation assigns subcarriers and power, and possibly data rates, to each user. Previous research efforts to optimize OFDMA resource allocation with respect to comm...
153
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TWC
2008
15 years 6 months ago
2008
Abstract-- Most existing work on adaptive allocation of subcarriers and power in multiuser OFDM systems has focused on homogeneous traffic consisting of delay-constrained data (gua...
204
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TWC
2008
15 years 6 months ago
2008
In this paper, we propose a Timed Efficient and Secure Vehicular Communication (TSVC) scheme with privacy preservation, which aims at minimizing the packet overhead in terms of sig...
184
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TWC
2008
15 years 6 months ago
2008
In this paper, the problem of choosing constellation size and transmit power that minimizes the energy-per-goodbit in a frequency-flat, long-term static fading channel is considere...