172 search results - page 19 / 35 » Improved Approximation Algorithms for Maximum Lifetime Probl... |
INFOCOM
2002
IEEE
14 years 13 days ago
2002
IEEE
— Directional antennas can be useful in significantly increasing node and network lifetime in wireless ad hoc networks. In order to utilize directional antennas, an algorithm is ...
MOBICOM
2006
ACM
14 years 1 months ago
2006
ACM
We consider the problem of throughput-optimal scheduling in wireless networks subject to interference constraints. We model the interference using a family of K-hop interference m...
COMCOM
2010
13 years 7 months ago
2010
For data-collection applications in sensor networks, it is important to ensure base station receives a complete picture about the monitored area. Convergecast is an important commu...
JCO
2006
13 years 7 months ago
2006
We study minimum-cost sensor placement on a bounded 3D sensing field, R, which comprises a number of discrete points that may or may not be grid points. Suppose we have types of se...
TCOM
2010
13 years 5 months ago
2010
—In this paper, we consider cross-layer optimization in wireless networks with wireless broadcast advantage, focusing on the problem of distributed scheduling of broadcast links....