Sciweavers

48 search results - page 3 / 10
» On cooperative source transmission with partial rate and pow...
Sort
View
GLOBECOM
2007
IEEE
14 years 1 months ago
Transmission Schemes for Lifetime Maximization in Wireless Sensor Networks: Uncorrelated Source Observations
Abstract— We study transmission schemes for lifetime maximization in wireless sensor networks. Specifically we consider the network where all the sensors observe uncorrelated si...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
PIMRC
2010
IEEE
13 years 5 months ago
Efficient cooperative protocols for general outage-limited multihop wireless networks
Abstract-- Due to the limited energy supplies of nodes in wireless networks, achieving energy efficiency is crucial for extending the lifetime of these networks. Thus, we study eff...
Behrouz Maham, Walid Saad, Mérouane Debbah,...
ICASSP
2011
IEEE
12 years 11 months ago
Optimal power allocation and joint source-channel coding for wireless DS-CDMA visual sensor networks using the Nash Bargaining S
We consider the problem of resource allocation for a Direct Sequence Code Division Multiple Access (DS-CDMA) wireless visual sensor network (VSN). We use the Nash Bargaining Solut...
Katerina Pandremmenou, Lisimachos P. Kondi, Konsta...
WCNC
2010
IEEE
13 years 11 months ago
Low-Latency Video Transmission over High-Speed WPANs Based on Low-Power Compression
—This paper disscuses latency-constrained video transmission over high-speed wireless personal area networks. Low-power single-layer video compression is proposed as an alternati...
Eugeniy Belyaev, Andrey M. Turlikov, Anna Ukhanova
ICC
2009
IEEE
145views Communications» more  ICC 2009»
13 years 5 months ago
Distributed and Power Efficient Routing in Wireless Cooperative Networks
Most ad hoc mobile devices in wireless networks operate on batteries and power consumption is therefore an important issue for wireless network design. In this paper, we propose an...
Zhengguo Sheng, Zhiguo Ding, Kin K. Leung