438 search results - page 70 / 88 » Activity-based Access Control Model to Hospital Information |
JSAC
2008
13 years 8 months ago
2008
Abstract--The concept of cognitive radio (or secondary spectrum access) is currently under investigation as a promising paradigm to achieve efficient use of the frequency resource ...
SIGUCCS
2003
ACM
14 years 1 months ago
2003
ACM
It has been our effort at Ringling school to provide our campus community with the capability to uniformly access resources across multiple platforms. Empowering the user with a s...
SOUPS
2010
ACM
13 years 8 months ago
2010
ACM
Home networks are common but notoriously difficult to setup and maintain. The difficulty users experience in setting up and maintaining their home network is problematic because o...
ICC
2009
IEEE
13 years 6 months ago
2009
IEEE
Abstract--This paper addresses practical implementation issues of resource allocation in OFDMA networks: inaccuracy of channel state information (CSI) available to the resource all...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
—We consider the situation where N nodes share a common access point. With each node i there is an associated buffer and channel state that change in time. Node i dynamically cho...