Results 31 to 40 of about 1,194,102 (193)

On Secrecy Rate Analysis of MIMO Wiretap Channels Driven by Finite-Alphabet Input [PDF]

open access: yes, 2012
This work investigates the effect of finite-alphabet source input on the secrecy rate of a multi-antenna wiretap system. Existing works have characterized maximum achievable secrecy rate or secrecy capacity for single and multiple antenna systems based ...
Bashar, Shafi   +2 more
core   +3 more sources

Power system stability enhancement by fractional order multi input SSSC based controller employing whale optimization algorithm

open access: yesJournal of Electrical Systems and Information Technology, 2018
In this paper, a designing process of fractional order multi input single output (MISO) type static synchronous series compensator (SSSC) using whale optimization algorithm (WOA) is detailed.
Preeti Ranjan Sahu   +2 more
doaj   +1 more source

L1 Adaptive Control Augmentation System with Application to the X-29 Lateral/Directional Dynamics: A Multi-Input Multi-Output Approach [PDF]

open access: yes, 2010
This paper presents an L(sub 1) adaptive control augmentation system design for multi-input multi-output nonlinear systems in the presence of unmatched uncertainties which may exhibit significant cross-coupling effects.
Burken, John J.   +2 more
core   +1 more source

Non‐isolated multi‐input–single‐output DC/DC converter for photovoltaic power generation systems

open access: yesIET Power Electronics, 2014
A new multi‐input non‐isolated DC/DC converter with high‐voltage transfer gain is proposed in this study. The presented converter consists of the conventional buck–boost and boost converters. All the stages except the last stage are buck–boost converters. The last stage is the conventional boost converter.
Mohammad Reza Banaei   +3 more
openaire   +1 more source

A Gain-Scheduling PI Control Based on Neural Networks

open access: yesComplexity, 2017
This paper presents a gain-scheduling design technique that relies upon neural models to approximate plant behaviour. The controller design is based on generic model control (GMC) formalisms and linearization of the neural model of the process.
Stefania Tronci, Roberto Baratti
doaj   +1 more source

On the energy efficiency-spectral efficiency trade-off over the MIMO rayleigh fading channel [PDF]

open access: yes, 2012
Along with spectral efficiency (SE), energy efficiency (EE) is becoming one of the key performance evaluation criteria for communication system. These two criteria, which are conflicting, can be linked through their trade-off. The EE-SE trade-off for the
Héliot, Fabien   +2 more
core   +1 more source

Cooperative Multi-Cell Block Diagonalization with Per-Base-Station Power Constraints [PDF]

open access: yes, 2009
Block diagonalization (BD) is a practical linear precoding technique that eliminates the inter-user interference in downlink multiuser multiple-input multiple-output (MIMO) systems. In this paper, we apply BD to the downlink transmission in a cooperative
Zhang, Rui
core   +2 more sources

The Choice of the Control in the Single-Phase Voltage Source Inverters for UPS Systems

open access: yesEnergies
The paper presents four solutions to the voltage source inverter (VSI) control system with existing delays in the measurement channels and the middle switching frequency (25,600 Hz): Single-Input Single-Output Coefficient Diagram Method (SISO-CDM), Multi-
Zbigniew Rymarski
doaj   +1 more source

Multiple Antenna Techniques for Terahertz Nano-Bio Communication [PDF]

open access: yes, 2018
Using higher frequency bands becomes an essential demand resulting from the explosive wireless traffic needs and the spectrum shortage of the currently used bands.
Abbasi, Qammer H.   +5 more
core   +1 more source

Combination of Data-Driven Active Disturbance Rejection and Takagi-Sugeno Fuzzy Control with Experimental Validation on Tower Crane Systems

open access: yesEnergies, 2019
In this paper a second-order data-driven Active Disturbance Rejection Control (ADRC) is merged with a proportional-derivative Takagi-Sugeno Fuzzy (PDTSF) logic controller, resulting in two new control structures referred to as second-order data-driven ...
Raul-Cristian Roman   +3 more
doaj   +1 more source

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