1517 search results - page 7 / 304 » Time and Location Based Services with Access Control |
IFIP
2003
Springer
14 years 1 months ago
2003
Springer
The use of directional antenna in wireless ad hoc networks potentially increases simultaneous communication by directing the transmitting and receiving beams towards the receiver a...
SAC
2004
ACM
14 years 2 months ago
2004
ACM
Being E-commerce one of the most critical Internet application, it is fundamental to employ technologies which guarantee not only secure transactions but also an adequate quality ...
INFOCOM
2006
IEEE
14 years 2 months ago
2006
IEEE
—This paper studies the performance of contention based medium access control (MAC) protocols. In particular, a simple and accurate technique for estimating the throughput of the...
ICICS
2003
Springer
14 years 1 months ago
2003
Springer
This paper presents a policy-based framework for managing access control in distributed heterogeneous systems. This framework is based on the PDP/PEP approach. The PDP (Policy Deci...
TWC
2008
13 years 8 months ago
2008
Abstract--Distributed medium access control (MAC) is essential for a wireless network without a central controller. In previous work of the authors, a distributed MAC scheme has be...