Sciweavers

975 search results - page 59 / 195
» On the Capacity of Wireless Multicast Networks
Sort
View
ICC
2007
IEEE
218views Communications» more  ICC 2007»
14 years 3 months ago
Utility-Based Resource Allocation for Layer-Encoded IPTV Multicast in IEEE 802.16 (WiMAX) Wireless Networks
In this paper, we propose a utility-based resource allocation scheme for layer-encoded IPTV multicast streaming service over IEEE 802.16 WiMAX networks. Unlike existing utility-bas...
Wen-Hsing Kuo, Tehuang Liu, Wanjiun Liao
ICMCS
2005
IEEE
130views Multimedia» more  ICMCS 2005»
14 years 2 months ago
Error Resilience Transcoding Using Prioritized Intra-Refresh for Video Multicast Over Wireless Networks
In this paper, we propose a two-pass intra-refresh transcoding scheme for inserting error-resilience features to a compressed video at the media gateway of a three-tier streaming ...
Chih-Ming Chen, Yuh-Ruey Lee, Chia-Wen Lin, Yung-C...
ICPADS
2007
IEEE
14 years 3 months ago
Energy-efficient anonymous multicast in mobile ad-hoc networks
Protecting personal privacy and energy efficiency are two primary concerns for mobile ad hoc networks. However, no energy-efficient multicast algorithm designed for preserving ano...
Jung-Chun Kao, Radu Marculescu
MOBIHOC
2007
ACM
14 years 8 months ago
Approximation algorithms for longest-lived directional multicast communications in WANETs
Several centralized and distributed algorithms have been recently proposed to maximize the multicast lifetime for directional communications in wireless ad-hoc networks. Their per...
Song Guo, Oliver W. W. Yang, Victor C. M. Leung
JAR
2008
115views more  JAR 2008»
13 years 9 months ago
Formal Models and Analysis of Secure Multicast in Wired and Wireless Networks
The spreading of multicast technology enables the development of group communication and so dealing with digital streams becomes more and more common over the Internet. Given the f...
Roberto Gorrieri, Fabio Martinelli, Marinella Petr...