1187 search results - page 142 / 238 » Access control in wireless sensor networks |
SASN
2003
ACM
14 years 2 months ago
2003
ACM
In this paper we present SECTOR, a set of mechanisms for the secure verification of the time of encounters between nodes in multi-hop wireless networks. This information can be u...
GLOBECOM
2008
IEEE
14 years 3 months ago
2008
IEEE
—Unlike terrestrial wireless communication which uses radio waves, underwater communication relies on acoustic waves. The long latency and limited bandwidth pose great challenges...
INFOCOM
2008
IEEE
14 years 3 months ago
2008
IEEE
— While the practical coding scheme [1] has been shown to be able to improve throughput of wireless networks, there still lacks fundamental understanding on how the coding scheme...
GLOBECOM
2008
IEEE
14 years 3 months ago
2008
IEEE
— Multi-user multiple-input multiple-output (MIMO) systems have been emerging and attracting considerable attention recently for its potential to substantially improve system cap...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Wireless ad hoc networks provide a useful communications infrastructure for the mobile battlefield. In this paper we apply and develop passive radio frequency signal s...