1412 search results - page 66 / 283 » Medium access control in wireless sensor networks |
TWC
2008
14 years 9 months ago
2008
In this paper the tradeoff between energy and delay for wireless networks is studied. A network using a request-to-send (RTS) and clear-to-send (CTS) type medium access control (M...
106
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CISS
2008
IEEE
14 years 11 months ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
We study state estimation via wireless sensor networks over fading channels affected by random packet loss. In the configuration examined, the sensors send their measurements to ...
100
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MSWIM
2005
ACM
15 years 3 months ago
2005
ACM
Wireless Local Area Networks (WLAN) are being deployed at a rapid pace and in different environments. As a result, the demand for supporting a diverse range of applications over w...
INFOCOM
2006
IEEE
15 years 3 months ago
2006
IEEE
Abstract— The inherent spread spectrum nature in ultrawideband (UWB) communications can support simultaneous transmissions. Two nearby transmissions do not collide, but rather ge...