1517 search results - page 264 / 304 » Time and Location Based Services with Access Control |
SRDS
1998
IEEE
14 years 29 days ago
1998
IEEE
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different site...
PIMRC
2008
IEEE
14 years 3 months ago
2008
IEEE
—Future generations of mobile operator networks, based on an all-IP-based flat architecture and a multitude of different access technologies, require a proper IP-based mobility ...
ICDCS
1998
IEEE
14 years 29 days ago
1998
IEEE
With the advancement of wireless network and mobile computing, there is an increasing need to build a mobile le system that can perform e ciently and correctly for accessing onlin...
WICOMM
2010
13 years 7 months ago
2010
Code division multiple access system with time division duplex (CDMA-TDD) is a promising solution to cope with traffic asymmetry of downlink and uplink in multimedia services. Whe...
SDMW
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. Researchers have recently begun to develop and investigate policy languages to describe trust and security requirements on the Semantic Web. Such policies will be one com...