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» A Timed Calculus for Wireless Systems
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TCOM
2010
84views more  TCOM 2010»
14 years 10 months ago
On using transmission overhead efficiently for channel estimation in OFDM
The limited time available for acquiring the channel state in mobile broadband wireless communication systems makes it crucial to count with channel estimation methods that attain ...
Christian Oberli, María Constanza Estela, M...
VLDB
2009
ACM
208views Database» more  VLDB 2009»
16 years 4 months ago
A distributed spatial index for error-prone wireless data broadcast
Information is valuable to users when it is available not only at the right time but also at the right place. To support efficient location-based data access in wireless data broad...
Baihua Zheng, Wang-Chien Lee, Ken C. K. Lee, Dik L...
IPPS
2003
IEEE
15 years 9 months ago
Performance of Distributed Algorithms for Topology Control in Wireless Networks
We try to close the gap between theoretical investigations of wireless network topologies and realistic wireless environments. For point-to-point communication, we examine theoret...
Stefan Rührup, Christian Schindelhauer, Klaus...
SENSYS
2006
ACM
15 years 10 months ago
StarDust: a flexible architecture for passive localization in wireless sensor networks
The problem of localization in wireless sensor networks where nodes do not use ranging hardware, remains a challenging problem, when considering the required location accuracy, en...
Radu Stoleru, Pascal Vicaire, Tian He, John A. Sta...
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ICMCS
2007
IEEE
149views Multimedia» more  ICMCS 2007»
15 years 10 months ago
Joint Source Coding and Data Rate Adaptation for Multi-User Wireless Video Transmission
Much attention has been paid to the problem of optimally utilizing resources such as spectrum, power and time in order to achieve the best video delivery quality in wireless commu...
Fan Zhai, Zhu Li, Aggelos K. Katsaggelos