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TSP
2010
15 years 21 days ago
Distributed spectrum sensing for cognitive radio networks by exploiting sparsity
Abstract--A cooperative approach to the sensing task of wireless cognitive radio (CR) networks is introduced based on a basis expansion model of the power spectral density (PSD) ma...
Juan Andrés Bazerque, Georgios B. Giannakis
TSP
2010
15 years 21 days ago
SNR estimation for multilevel constellations using higher-order moments
Abstract--The performance of existing moments-based nondata-aided (NDA) estimators of signal-to-noise ratio (SNR) in digital communication systems substantially degrades with multi...
Marcos Álvarez-Díaz, Roberto L&oacut...
BWCCA
2010
15 years 16 days ago
Fast Deployment of Computer Forensics with USBs
As popularity of the Internet continues to grow, it changes the way of computer crime. Number of computer crime increases dramatically in recent years and investigators have been f...
Chung-Huang Yang, Pei-Hua Yen
CORR
2011
Springer
197views Education» more  CORR 2011»
14 years 9 months ago
Securing The Kernel via Static Binary Rewriting and Program Shepherding
Recent Microsoft security bulletins show that kernel vulnerabilities are becoming more and more important security threats. Despite the pretty extensive security mitigations many ...
Piotr Bania
ICASSP
2011
IEEE
14 years 9 months ago
Detection of targets embedded in multipath clutter with Time Reversal
—Detection of targets in complex environments is of importance in both radar and sonar applications. Recent work has shown that the use of Time Reversal (TR) techniques improves ...
Nicholas O'Donoughue, Joel Harley, José M. ...