949 search results - page 136 / 190 » Spatial-Temporal Coverage Optimization in Wireless Sensor Ne... |
124
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ICIP
2008
IEEE
16 years 4 months ago
2008
IEEE
In this paper, we explore the use of directional antennas in relay transmission to improve the performance of video multicast with omni-directional relays in infrastructurebased wi...
115
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ICC
2007
IEEE
15 years 9 months ago
2007
IEEE
— We consider combination of Distributed Source Coding (DSC) and cooperative transmission techniques to improve energy efficiency in sensor networks. To start with we formulate ...
171
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ICDCS
2008
IEEE
15 years 9 months ago
2008
IEEE
In this paper, we study the problem of minimum connected dominating set in geometric k-disk graphs. This research is motivated by the problem of virtual backbone construction in w...
124
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WCNC
2008
IEEE
15 years 9 months ago
2008
IEEE
—We present a system-level approach to localizing and tracking users on a basis of different sources of location information. We have applied a combination of the Cricket system ...
168
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CISIS
2008
IEEE
15 years 3 months ago
2008
IEEE
A major issue in wireless sensor networks is to prolong network lifetime by efficient energy management. In this paper we present an initial study of maximum lifetime routing in s...