Πλοήγηση Τμήμα Ηλεκτρολόγων Μηχανικών και Μηχανικών Υπολογιστών / Department of Electrical and Computer Engineering ανά Θέμα "Fading (radio)"
Αποτελέσματα 1-14 από 14
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Conference Object
Control over wireless communication channel for continuous-time systems
(2005)This paper is concerned with the control of one dimensional continuous time linear Gaussian systems over additive white noise wireless fading channels subject to capacity constraints. Necessary and sufficient conditions ...
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Conference Object
Estimation and identification of time-varying long-term fading channels via the particle filter and the em algorithm
(2011)In this paper, we are concerned with the estimation and identification of time-varying wireless longterm fading channels. The dynamics of the fading channels are captured using a mean-reverting linear stochastic differential ...
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Conference Object
Least-Square estimation for nonlinear systems with applications to phase and envelope estimation in wireless fading channels
(2008)This paper addresses the problem of nonlinear Least-Square estimation. A new approach is presented which employees a change of probability measure technique to derive recursive equations for conditional means of nonlinear ...
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Article
Power control in wireless systems: A stochastic control formulation
(2001)This paper considers power control for log-normal fading channels. A rate based power set point control model and an associated performance measure are introduced. Within this framework, a unique stochastic optimal power ...
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Conference Object
Robust estimation with applications to phase and envelope estimation in frequency selective wireless fading channels
(2008)This paper derives robust niiniinax estimators for a class of uncertain models. The uncertainty is described by a relative entropy constraint between the unknown joint distribution and a fixed nominal joint distribution. ...
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Conference Object
State space estimation of a wireless frequency-selective fading channel in Gaussian noise
(2002)This paper investigates the possibility of using the state space optimal estimation techniques to estimate the inphase, quadrature and square envelope of a wireless multipath fading channel when the transmitted signal is ...
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Article
Statistical analysis of multipath fading channels using generalizations of shot noise
(2008)This paper provides a connection between the shot-noise analysis of Rice and the statistical analysis of multipath fading wireless channels when the received signals are a low-pass signal and a bandpass signal. Under certain ...
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Conference Object
Statistical analysis of the received signal over multipath fading channels via generalization of shot-noise
(2001)This paper is a continuation of the companion paper [1], in which multipath fading channels (MFC) are formulated as generalizations of the shot-noise analysis in investigating the statistical properties of wireless channels ...
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Article
Stochastic differential equations for modeling, estimation and identification of mobile-to-mobile communication channels
(2009)Mobile-to-mobile networks are characterized by node mobility that makes the propagation environment time varying and subject to fading. As a consequence, the statistical characteristics of the received signal vary continuously, ...
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Conference Object
Stochastic models for long-term multipath fading channels and their statistical properties
(IEEE, 1999)This paper discusses the use of stochastic differential equations and point processes to model the long-term fading effects during transmission of electromagnetic waves over large areas, which are subject to multipaths and ...
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Article
Stochastic power control for short-term flat fading wireless networks: Almost sure QoS measures
(2001)The power control of wireless networks is formulated using a stochastic optimal control framework, in which the evolution of the channel is described by stochastic differential equations. Under this scenario, average and ...
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Conference Object
Stochastic power control for time-varying fading wireless communication networks
(2005)The performance of stochastic optimal power control for time-varying fading channels, in which the evolution of the dynamical channel is described by stochastic differential equations, is determined. Both long-term and ...
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Article
Stochastic power control for wireless systems: Classical and viscosity solutions
(2001)This paper considers power control for log-normal fading channels. A rate based power set point control model and an associated performance measure are introduced. Within this framework, a stochastic optimal power control ...
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Conference Object
Wireless fading channels: Modeling, estimation and identification from measurements
(2005)This paper is concerned with modeling and system identification of wireless channels. The models employed are in state space form, while the identification method uses the Expectation-Maximization (EM) algorithm and Kalman ...