Sciweavers

UIC
2007
Springer
14 years 6 months ago
Maximizing Network Lifetime Under Reliability Constraints Using a Cross-Layer Design in Dense Wireless Sensor Networks
Abstract. Recent experimental studies have shown that radio links between low-power devices are extremely unreliable. In particular, the instability and unpredictability of low-pow...
Shan Guo Quan, Young Yong Kim
DCOSS
2007
Springer
14 years 6 months ago
Optimal Cluster Association in Two-Tiered Wireless Sensor Networks
Abstract. In this paper, we study the two-tiered wireless sensor network (WSN) architecture and propose the optimal cluster association algorithm for it to maximize the overall net...
Weizhao Wang, Wen-Zhan Song, Xiang-Yang Li, Kousha...
VTC
2007
IEEE
14 years 6 months ago
Discrete Power Allocation for Lifetime Maximization in Cooperative Networks
Abstract— Discrete power allocation strategies for amplifyand-forward cooperative networks are proposed based on selective relaying methods. The goal of power allocation is to ma...
Wan-Jen Huang, Yao-Win Hong, C. C. Jay Kuo
RTSS
2007
IEEE
14 years 6 months ago
An Energy-Driven Design Methodology for Distributing DSP Applications across Wireless Sensor Networks
Wireless sensor network (WSN) applications have been studied extensively in recent years. Such applications involve resource-limited embedded sensor nodes that have small size and...
Chung-Ching Shen, William Plishker, Shuvra S. Bhat...
LCN
2007
IEEE
14 years 6 months ago
ESTREL: Transmission and Reception Energy Saving Model for Wireless Ad Hoc Networks
—Multimedia streaming over ad hoc networks forms a continuous progress domain due to users’ growing needs and wireless devices incessant evolution. Our objective, in this study...
Lamia Kaddar, Ahmed Mehaoua
ICC
2007
IEEE
124views Communications» more  ICC 2007»
14 years 6 months ago
On Achieving Maximum Network Lifetime Through Optimal Placement of Cluster-heads in Wireless Sensor Networks
—In a wireless sensor network, the network lifetime is an important issue when the size of the network is large. In order to make the network scalable, it is divided into a numbe...
Marudachalam Dhanaraj, C. Siva Ram Murthy
ICC
2007
IEEE
153views Communications» more  ICC 2007»
14 years 6 months ago
Interplay Between Routing and Distributed Source Coding in Wireless Sensor Network
—Recent Advances in Distributed Source Coding (DSC) for mission-driven Wireless Sensor Networks (WSN) are related to the coding for multiple correlated sensors in applications su...
Honggang Wang, Dongming Peng, Wei Wang 0015, Hamid...
GLOBECOM
2007
IEEE
14 years 6 months ago
Minimum Coverage Breach and Maximum Network Lifetime in Wireless Sensor Networks
—Network lifetime is a critical issue in Wireless Sensor Networks. It is possible to extend network lifetime by organizing the sensors into a number of sensor covers. However, wi...
Chen Wang, My T. Thai, Yingshu Li, Feng Wang 0002,...
GLOBECOM
2007
IEEE
14 years 6 months ago
Analysis of the Impact of the Number of Reporting Nodes on Sensor Networks Lifetime
— Energy-ef ciency is one of the major concerns in wireless sensor networks since it impacts the network lifetime. In this paper, we investigate the relationship between sensor n...
Fatma Bouabdallah, Nizar Bouabdallah, Raouf Boutab...
CISS
2007
IEEE
14 years 6 months ago
Coverage-Based Information Retrieval for Lifetime Maximization in Sensor Networks
—We consider information retrieval in a wireless sensor network deployed to monitor a spatially correlated random field. We address sensor scheduling in each data collection und...
Tong Zhao, Qing Zhao