822 search results - page 96 / 165 » Wireless course management system |
IJSN
2008
13 years 10 months ago
2008
: Security has become the corner stone of research in wireless sensor networks (WSNs). Due to the unique operational environment of WSNs, where the communication medium is open to ...
INFOCOM
2010
IEEE
13 years 8 months ago
2010
IEEE
—This research considers network coded broadcast system with multi-rate transmission and dual queue stability constraints. Existing network coded broadcast systems consider singl...
PERCOM
2008
ACM
14 years 9 months ago
2008
ACM
Pervasive computing systems provide personalized and intimate services to improve users' quality of life by integrating computation and communication into the environments. Wi...
GLOBECOM
2008
IEEE
14 years 4 months ago
2008
IEEE
—This paper considers distributed protocol design for joint sub-carrier, transmission scheduling and power management in uplink/downlink multi-cellular OFDMA wireless networks. T...
EURONGI
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. This paper proposes an approximate methodology for solving Markov models that compete for limited resources and retry when access fails, like those arising in mobile cell...