1210 search results - page 94 / 242 » Multimedia At Work |
190
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WOWMOM
2009
ACM
16 years 1 months ago
2009
ACM
—In this work, we present a practical plant-and-play wireless sensor network system for entry-exit monitoring. Our system is easily configurable and robust, making it feasible t...
179
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WOWMOM
2009
ACM
16 years 1 months ago
2009
ACM
It is well known that channel-dependent OFDMA resource assignment algorithms provide a significant performance improvement compared to static (i.e. channelunaware) approaches. Su...
174
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WOWMOM
2009
ACM
16 years 1 months ago
2009
ACM
The quality of Internet access for mobile users may suffer from highly variable communication characteristics (packet loss, delay, throughput) and from temporary disconnections. T...
268
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WOWMOM
2009
ACM
16 years 1 months ago
2009
ACM
In recent years, we have witnessed a trend towards open wireless access, mainly driven by the low cost of IEEE 802.11-capable equipment and its operation in unlicensed spectrum. T...
215
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WOWMOM
2009
ACM
16 years 1 months ago
2009
ACM
Abstract— Spectrum-agile radios, also known as cognitive radios, have a great potential to improve spectrum utilization by enabling dynamic access to the spectrum. A key challeng...