2391 search results - page 168 / 479 » The Complexity of Connectivity in Wireless Networks |
152
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ICC
2007
IEEE
16 years 28 days ago
2007
IEEE
Abstract— Due to the rapid growth of personal communications, it is now believed that multi-hop topologies will certainly play a key role in forthcoming wireless communications s...
173
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ICNP
2009
IEEE
16 years 1 months ago
2009
IEEE
—In this paper, we describe oCast, an energy-optimal multicast routing protocol for wireless sensor networks. The general minimum-energy multicast problem is NP-hard. Intermitten...
172
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VTC
2008
IEEE
16 years 29 days ago
2008
IEEE
Abstract—Wireless sensor networks (WSNs) have been extensively researched recently. This paper makes two contributions to this field. First, we promote a new concept of long-thi...
170
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GLOBECOM
2007
IEEE
16 years 28 days ago
2007
IEEE
—This paper presents a group-based security scheme for distributed wireless sensor networks. The scheme is proposed with 3-types of entities: one or more base stations, Y number ...
189
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SAMOS
2007
Springer
16 years 21 days ago
2007
Springer
For most applications in wireless sensor networks (WSNs), it is often assumed that the deployment of sensor nodes is unmanaged and random, so the density of local node may vary thr...