1927 search results - page 303 / 386 » An Access Control Model for Location based Services |
124
click to vote
MSN
2005
Springer
15 years 7 months ago
2005
Springer
The coverage problem in wireless sensor networks (WSNs) is to determine the number of active sensor nodes needed to cover the sensing area. The purpose is to extend the lifetime of...
112
Voted
USENIX
2007
15 years 3 months ago
2007
Commercial operating systems have recently introduced mandatory access controls (MAC) that can be used to ensure system-wide data confidentiality and integrity. These protections...
135
click to vote
TSMC
2008
15 years 1 months ago
2008
Abstract--The paper proposes an approach to content dissemination that exploits the structural properties of an Extensible Markup Language (XML) document object model in order to p...
AICT
2006
IEEE
15 years 7 months ago
2006
IEEE
Multicasting, as an operational paradigm, has not been widely adopted until now, in spite of the advantages of its lower resource utilization and bandwidth conservation. This is d...
CDC
2009
IEEE
15 years 6 months ago
2009
IEEE
— Orthogonal frequency division multiplexing (OFDM) is the key component of many emerging broadband wireless access standards. The resource allocation in OFDM uplink, however, is...