691 search results - page 85 / 139 » Architecture for Group Communication in Mobile Systems |
MOBICOM
2003
ACM
15 years 3 months ago
2003
ACM
Routers are expected to play an important role in the IPbased wireless data network. Although a substantial number of techniques have been proposed to improve wireless network per...
VTC
2008
IEEE
15 years 4 months ago
2008
IEEE
— This paper studies the optimization techniques for scheduling multimedia packets in satellite digital multimedia broadcasting system, namely SDMB, in the presence of a return l...
ISCAS
2003
IEEE
15 years 3 months ago
2003
IEEE
Continuing trends in sensor, semiconductor and communication systems technology (smaller, faster, cheaper) make feasible very dense networks of fixed and mobile wireless devices ...
GLOBECOM
2008
IEEE
14 years 11 months ago
2008
IEEE
Abstract—This paper investigates the zero-forcing (ZF) beamforming transmit strategy in the multiple-antenna multiuser downlink systems. We consider the case of mobile users equi...
NETGAMES
2006
ACM
15 years 4 months ago
2006
ACM
In this paper we report on our work to enable “laid-back” social interactions using television as a primary interaction medium and mobile devices that participate as a seconda...