2571 search results - page 469 / 515 » Approximation schemes for wireless networks |
154
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MOBIHOC
2009
ACM
16 years 6 months ago
2009
ACM
In this paper, we define multicast for ad hoc network through nodes' mobility as MotionCast, and study the capacity and delay tradeoffs for it. Assuming nodes move according ...
205
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MOBICOM
2009
ACM
16 years 14 days ago
2009
ACM
There has been burgeoning interest in wireless technologies that can use wider frequency spectrum. Technology advances, such as 802.11n and ultra-wideband (UWB), are pushing towar...
163
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MOBIHOC
2003
ACM
16 years 5 months ago
2003
ACM
Spatial query execution is an essential functionality of a sensor network, where a query gathers sensor data within a specific geographic region. Redundancy within a sensor networ...
164
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GLOBECOM
2008
IEEE
16 years 12 days ago
2008
IEEE
Providing real-time multimedia services over a best-effort network is challenging due to the stringent delay requirements in the presence of complex network dynamics. Multiple des...
172
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TISSEC
2008
15 years 5 months ago
2008
Hop-by-hop data aggregation is a very important technique for reducing the communication overhead and energy expenditure of sensor nodes during the process of data collection in a...