1875 search results - page 115 / 375 » A Calculus of Broadcasting Systems |
INFOCOM
2008
IEEE
14 years 4 months ago
2008
IEEE
Abstract. One important problem for such public broadcast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS f...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
Abstract— Digital Audio Broadcast (DAB) systems are considered for delivery of audio information to users in heavily attended sporting, cultural, and amusement events [1]. A uniq...
ICTCS
2005
Springer
14 years 3 months ago
2005
Springer
We study the effect of laxity, or slack time, on the online scheduling of broadcasts with deadlines. The laxity of a request is defined to be the ratio between its span (differe...
CONEXT
2007
ACM
14 years 2 months ago
2007
ACM
Ad-hoc wireless peer-to-peer methods are an important and viable alternative to the more traditional infrastructure based ones for distributing contents among a population of user...
CORR
2008
Springer
13 years 10 months ago
2008
Springer
In this paper, we propose a novel channel estimation technique based on 2D spread pilots. The merits of this technique are its simplicity, its flexibility regarding the transmissi...