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126
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WADS
2005
Springer
15 years 8 months ago
2005
Springer
Motivated by optimization problems in sensor coverage, we formulate and study the Minimum-Area Spanning Tree (mast) problem: Given a set P of n points in the plane, find a spannin...
124
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LCN
2007
IEEE
15 years 9 months ago
2007
IEEE
— Possessing knowledge about access point coverage areas and neighbors is of essential need for the provisioning of, e.g., location based handovers or push services. A convenient...
INFOCOM
2007
IEEE
15 years 9 months ago
2007
IEEE
Abstract— In this paper, we present a range-free ad-hoc localization algorithm called UPL (Urban Pedestrians Localization), for positioning mobile nodes in urban district. The de...
131
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TWC
2008
15 years 2 months ago
2008
By integrating wireless wide area networks (WWANs) and wireless local area networks (WLANs), mobile hotspot technologies enable seamless Internet multimedia services to users on-bo...
132
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COMSWARE
2008
IEEE
15 years 9 months ago
2008
IEEE
Abstract—Mobile WiMAX aims to provide multimedia multicast/broadcast service (MBS) as well as elastic data service. However, supporting delay sensitive applications like video/au...