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» Detecting covert timing channels: an entropy-based approach
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TWC
2008
109views more  TWC 2008»
13 years 7 months ago
Using the physical layer for wireless authentication in time-variant channels
Abstract--The wireless medium contains domain-specific information that can be used to complement and enhance traditional security mechanisms. In this paper we propose ways to expl...
Liang Xiao, Larry J. Greenstein, Narayan B. Manday...
CORR
2010
Springer
43views Education» more  CORR 2010»
13 years 7 months ago
Rate Region Frontiers for n-user Interference Channel with Interference as Noise
This paper presents the achievable rate region frontiers for the n-user interference channel when there is no cooperation at the transmit nor at the receive side. The receiver is a...
Mohamad Charafeddine, Aydin Sezgin, Arogyaswami Pa...
BMCBI
2007
141views more  BMCBI 2007»
13 years 7 months ago
A novel approach to detect hot-spots in large-scale multivariate data
Background: Progressive advances in the measurement of complex multifactorial components of biological processes involving both spatial and temporal domains have made it difficult...
Jianhua Wu, Keith M. Kendrick, Jianfeng Feng
PIMRC
2008
IEEE
14 years 1 months ago
Double Hopping: A new approach for Dynamic Frequency Hopping in Cognitive Radio networks
—One of the major challenges in designing cellular Cognitive Radio (CR) networks is the avoidance of Secondary User (SU) interference to so called Primary Users (PUs) operating i...
Daniel Willkomm, Mathias Bohge, Daniel Hollos, Jam...
ICC
2007
IEEE
106views Communications» more  ICC 2007»
14 years 1 months ago
Differential Space-Frequency Modulation and 2D-Detection for MIMO-OFDM
Abstract— In this paper differential space–frequency modulation (DSFM) for transmission over multiple–input multiple– output channels using orthogonal frequency division mu...
Volker Pauli, Lutz H.-J. Lampe, Johannes Huber