822 search results - page 39 / 165 » Wireless course management system |
MOBICOM
2004
ACM
14 years 3 months ago
2004
ACM
This work presents a user position management system for Wi-Fi networks. The location system is based on access point coverage range and beacon devices. The implementation was mad...
GVD
2004
13 years 11 months ago
2004
We investigate classes of SQL queries which are syntactically correct, but certainly not intended, no matter for which task the query was written. For instance, queries that are c...
SENSYS
2003
ACM
14 years 3 months ago
2003
ACM
Wireless sensor networks are often used in monitoring and control applications, where software running on generalpurpose computers “pull” information from remote sensors and ...
CN
2007
13 years 10 months ago
2007
— Energy efficient operation is of paramount importance for battery-powered wireless nodes. In an effort to conserve energy, standard protocols for WLANs have the provision for w...
ICC
2000
IEEE
14 years 2 months ago
2000
IEEE
—In this paper we introduce the notion of power management within the context of wireless ad-hoc networks. More specifically, we investigate the effects of using different trans...