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ICDE
2003
IEEE
14 years 11 months ago
2003
IEEE
We are witnessing in recent years growing interest for location-dependent information services among mobile users. This paper examines the issue of processing locationdependent qu...
ACSAC
2003
IEEE
14 years 1 months ago
2003
IEEE
We propose an efficient and flexible system for a secure and authentic data exchange in a multiinstitutional environment, where the institutions maintain different databases and p...
MOBICOM
1997
ACM
14 years 2 months ago
1997
ACM
We describe a reliable broadcast protocol for mobile multihop packet radio networks. The reliable broadcast service ensures that all the hosts in a group deliver the same set of m...
GIS
2004
ACM
14 years 10 months ago
2004
ACM
The advances in wireless communication and decreasing costs of mobile devices have enabled users to access desired information at any time. Coupled with positioning technologies l...
ICMCS
1999
IEEE
14 years 2 months ago
1999
IEEE
Near-Video-On-Demand (NVOD) entails the provision of viewing flexibility that approaches that of VOD to an unlimited number of viewers of a "hot" movie at afixed cost to...