641 search results - page 74 / 129 » Improved Bounds for Wireless Localization |
ICC
2000
IEEE
14 years 5 days ago
2000
IEEE
: A new push-and-pull hybrid data broadcast scheme is proposed for providing wireless information services to three types of clients, general, pull and priority clients. Only pull ...
MDM
2009
Springer
14 years 2 months ago
2009
Springer
Location monitoring systems are used to detect human activities and provide monitoring services, e.g., aggregate queries. In this paper, we consider an aggregate location monitori...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—A key technology in cooperative communications is distributed space-time coding (DSTC) which achieves spatial diversity gain from multiple relays. A novel DSTC, called randomize...
ICDCSW
2009
IEEE
14 years 2 months ago
2009
IEEE
Building a “Straightforward” path in wireless ad hoc sensor networks (WASNs) not only avoids wasting energy in detours, but also incurs less interference in other transmission...
GLOBECOM
2007
IEEE
14 years 2 months 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 ...