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JSAC
2010
99views more  JSAC 2010»
13 years 5 months ago
Robust wireless video streaming using hybrid spatial/temporal retransmission
—Bandwidth demands and timing constraints are two major challenges for wireless video streaming applications. In this paper, we present a hybrid spatial/temporal retransmission p...
Mei-Hsuan Lu, Peter Steenkiste, Tsuhan Chen
TWC
2008
245views more  TWC 2008»
13 years 7 months ago
Cross-Layer Optimal Policies for Spatial Diversity Relaying in Mobile Ad Hoc Networks
In order to adapt to time-varying wireless channels, various channel-adaptive schemes have been proposed to exploit inherent spatial diversity in mobile/wireless ad hoc networks w...
Jing Ai, Alhussein A. Abouzeid, Zhenzhen Ye
MOBIHOC
2009
ACM
14 years 8 months ago
Multicasting in delay tolerant networks: a social network perspective
Node mobility and end-to-end disconnections in Delay Tolerant Networks (DTNs) greatly impair the effectiveness of data dissemination. Although social-based approaches can be used ...
Wei Gao, Qinghua Li, Bo Zhao, Guohong Cao
GLOBECOM
2008
IEEE
14 years 1 months ago
Cooperative MAC for Rate Adaptive Randomized Distributed Space-Time Coding
—In a distributed wireless network, it is possible to employ several relays and mimic a multiple antenna transmission system. In this paper we propose a MAC layer solution that a...
Pei Liu, Yuanpeng Liu, Thanasis Korakis, Anna Scag...
ICC
2007
IEEE
113views Communications» more  ICC 2007»
14 years 1 months ago
Utility-Aware Resource Allocation for Multi-Stream Overlay Multicast
Abstract - Overlay multicast, which performs topology construction and data relaying in the application layer, has recently emerged as a promising vehicle for data distribution. In...
Ji Xu, Jiangchuan Liu, Hsiao-Hwa Chen, Xiao Chu