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ICASSP
2009
IEEE
13 years 2 months ago
Robust joint localization and time synchronization in wireless sensor networks with bounded anchor uncertainties
A unified framework to jointly solve the two problems of localization and synchronization at the same time is presented in this paper. The joint approach is attractive because it ...
Jun Zheng, Yik-Chung Wu
GLOBECOM
2010
IEEE
13 years 3 months ago
Energy-Efficient Duty Cycle Assignment for Receiver-Based Convergecast in Wireless Sensor Networks
Duty cycling is often used to reduce the energy consumption caused by idle listening in Wireless Sensor Networks (WSNs). Most studies on WSN protocols define a common duty cycle va...
Yuqun Zhang, Chen-Hsiang Feng, Ilker Demirkol, Wen...
AINA
2008
IEEE
13 years 11 months ago
ETSP: An Energy-Efficient Time Synchronization Protocol for Wireless Sensor Networks
Wireless Sensor Networks (WSN) have specific constraints and stringent requirements in contrast to traditional wired and wireless computer networks. Among these specific requireme...
Khurram Shahzad, Arshad Ali, N. D. Gohar
BROADNETS
2006
IEEE
13 years 11 months ago
An Energy Efficient and Accurate Slot Synchronization Scheme for Wireless Sensor Networks
Existing slotted channel access schemes in wireless networks assume that slot boundaries at all nodes are synchronized. In practice, relative clock drifts among nodes cause slot mi...
Lillian Dai, Prithwish Basu, Jason Redi
GLOBECOM
2010
IEEE
13 years 3 months ago
Mobi-Sync: Efficient Time Synchronization for Mobile Underwater Sensor Networks
Abstract--Time synchronization is a critical service for distributed network systems. In this work, we investigate this problem in the context of underwater sensor networks (UWSNs)...
Jun Liu, Robert Zhong Zhou, James Peng Zheng, Jun-...