1297 search results - page 218 / 260 » Deploying Wireless Networks with Beeps |
219
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MOBIHOC
2005
ACM
16 years 5 months ago
2005
ACM
Determining node and event locations is a canonical task for many wireless network applications. Yet dedicated infrastructure for determining position information is expensive, en...
148
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ICC
2008
IEEE
16 years 19 days ago
2008
IEEE
—This paper proposes to use Contourlet transform for image compression and feature extraction for wireless face recognition system. The properties of face images and face recogni...
154
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LCN
2003
IEEE
15 years 11 months ago
2003
IEEE
In IEEE 802.11 wireless LANs, the DCF access method and the PCF access method operate alternatively within a superframe to service the time-varying traffic demands. Due to differ...
213
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MOBIHOC
2009
ACM
16 years 29 days ago
2009
ACM
Spectrum is a critical yet scarce resource and it has been shown that dynamic spectrum access can significantly improve spectrum utilization. To achieve this, it is important to ...
176
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JSAC
2007
15 years 6 months ago
2007
— Due to the broadcast nature of wireless signals, a wireless transmission intended for a particular destination station can be overheard by other neighboring stations. A focus o...