828 search results - page 65 / 166 » Access Control in Location-Based Services |
CONCURRENCY
2008
14 years 9 months ago
2008
Authorization infrastructures manage privileges and render access control decisions, allowing applications to adjust their behavior according to the privileges allocated to users....
MHCI
2005
Springer
15 years 3 months ago
2005
Springer
New mobile devices can be difficult to use because they give users access to powerful computing devices through small interfaces, which typically have limited input facilities. On...
DASFAA
2008
IEEE
14 years 11 months ago
2008
IEEE
The increase in the advanced location based services such as traffic coordination and management necessitates the need for advanced models tracking the positions of Moving Objects ...
JSAC
2007
14 years 9 months ago
2007
Abstract— Communication messages in vehicular ad hoc networks (VANET) can be used to locate and track vehicles. While tracking can be beneficial for vehicle navigation, it can a...
LCN
2003
IEEE
15 years 3 months ago
2003
IEEE
In IEEE 802.11 wireless LANs, the DCF access method and the PCF access method operate alternatively within a superframe to service the time-varying traffic demands. Due to differ...