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GLOBECOM
2008
IEEE
14 years 3 months ago
A Cross-Layer Solution for Ultrawideband Based Wireless Video Sensor Networks
Abstract—A cross-layer communication protocol called VSNModule is introduced for Wireless Video Sensor Networks based on UltraWideBand (UWB) radio technology at the physical laye...
Luca Campelli, Ian F. Akyildiz, Luigi Fratta, Matt...
SENSYS
2006
ACM
14 years 2 months ago
Interest dissemination with directional antennas for wireless sensor networks with mobile sinks
Introducing mobile data sinks into wireless sensor networks (WSNs) improves the energy efficiency and the network lifetime, and is demanded for many application scenarios, such a...
Yihong Wu, Lin Zhang, Yiqun Wu, Zhisheng Niu
DEXA
2007
Springer
107views Database» more  DEXA 2007»
14 years 21 days ago
When Mobile Objects' Energy Is Not So Tight: A New Perspective on Scalability Issues of Continuous Spatial Query Systems
The two dominant costs in continuous spatial query systems are the wireless communication cost for location update, and the evaluation cost for query processing. Existing works add...
Tai T. Do, Fuyu Liu, Kien A. Hua
INFOCOM
2010
IEEE
13 years 7 months ago
Delay Performance of Scheduling with Data Aggregation in Wireless Sensor Networks
—In-network aggregation has become a promising technique for improving the energy efficiency of wireless sensor networks. Aggregating data at various nodes in the network result...
Changhee Joo, Jin-Ghoo Choi, Ness B. Shroff
INFOCOM
2007
IEEE
14 years 3 months ago
Stream: Low Overhead Wireless Reprogramming for Sensor Networks
— Wireless reprogramming of a sensor network is useful for uploading new code or for changing the functionality of existing code. Through the process, a node should remain recept...
Rajesh Krishna Panta, Issa Khalil, Saurabh Bagchi