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SUTC
2006
IEEE
13 years 11 months ago
Schedules with Minimized Access Latency for Disseminating Dependent Information on Multiple Channels
In wireless mobile environments, data broadcasting is an effective approach to disseminate information to mobile clients. In some applications, the access pattern of all the data...
Kun-Feng Lin, Chuan-Ming Liu
LION
2007
Springer
100views Optimization» more  LION 2007»
13 years 11 months ago
Nested Partitioning for the Minimum Energy Broadcast Problem
The problem of finding the broadcast scheme with minimum power consumption in a wireless ad-hoc network is NP-hard. This work presents a new hybrid algorithm to solve this problem...
Sameh Al-Shihabi, Peter Merz, Steffen Wolf
MDM
2007
Springer
13 years 11 months ago
Near Optimal Update-Broadcast of Data Sets
— We consider the problem of efficiently broadcasting incremental updates to multiple terminals that contain outdated (and possibly different) initial copies of the data. This s...
Sachin Agarwal, Andrew Hagedorn, Ari Trachtenberg
CORR
2008
Springer
155views Education» more  CORR 2008»
13 years 5 months ago
Weighted Sum Rate Optimization for Cognitive Radio MIMO Broadcast Channels
In this paper, we consider a cognitive radio (CR) network in which the unlicensed (secondary) users are allowed to concurrently access the spectrum allocated to the licensed (prim...
Lan Zhang, Yan Xin, Ying-Chang Liang
MM
2006
ACM
125views Multimedia» more  MM 2006»
13 years 11 months ago
Scalable streaming for heterogeneous clients
Periodic broadcast protocols enable the efficient streaming of highly popular media files to large numbers of concurrent clients. Most previous periodic broadcast protocols, howe...
Liqi Shi, Phillipa Sessini, Anirban Mahanti, Zongp...