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IJIPT
2007
91views more  IJIPT 2007»
14 years 9 months ago
Multi-tag RFID systems
: Successful object identification is the primary objective of radio frequency identification (RFID) technology. Yet, a recent major study by Wal-Mart has shown that object detec...
Leonid Bolotnyy, Gabriel Robins
TCSV
2008
140views more  TCSV 2008»
14 years 9 months ago
Face-Based Digital Signatures for Video Retrieval
The characterization of a video segment by a digital signature is a fundamental task in video processing. It is necessary for video indexing and retrieval, copyright protection and...
Costas I. Cotsaces, Nikos Nikolaidis, Ioannis Pita...
TSP
2008
76views more  TSP 2008»
14 years 9 months ago
Eigenvalue Beamforming Using a Multirank MVDR Beamformer and Subspace Selection
Abstract--We derive eigenvalue beamformers to resolve an unknown signal of interest whose spatial signature lies in a known subspace, but whose orientation in that subspace is othe...
Ali Pezeshki, B. D. Van Veen, Louis L. Scharf, H. ...
68
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TWC
2008
75views more  TWC 2008»
14 years 9 months ago
Transmission Schemes for Multicarrier Broadcast and Unicast Hybrid Systems
Abstract--Wireless infrastructures can be conveniently categorized into two types: those that provide point-to-point `unicast' connectivity (e.g., cellular) and others that ar...
Hongxiang Li, Bin Liu, Hui Liu
83
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TWC
2008
147views more  TWC 2008»
14 years 9 months ago
Asymmetric cooperation among wireless relays with linear precoding
Wireless relays extend coverage, improve spectral efciency, and enhance reliability and rates of wireless cellular communication systems. In this work, we introduce the fundamental...
Natasha Devroye, Neelesh B. Mehta, Andreas F. Moli...