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Recent Submissions

  • Neural Network For Testing 

    Smetana, Bedřich (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    This article describes basics of neural networks, specifically aimed at usage of freeware to test freeware for creation simple neural network. Discussion focuses on the use of generally available programs and problems with ...
  • Automated Detection Of Retinal Venous Pulsations From Video Sequences 

    Hracho, Michal (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    The aim of this paper is to propose a method of automated detection and parametrization of spontaneous venous pulsations, that can occur in patients with various degrees of glaucoma. The method uses uncompressed video ...
  • Lead-Acid Battery Evaluation Based On Opencircuit Voltage Fluctuation Measurement 

    Kuparowitz, Tomáš; Kuparowitz, Martin (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    The state of charge and the state of health are two crucial parameters of batteries. Current state of the art methods of their estimation include some as simple as measuring open circuit voltage, all the way to fuzzy logic ...
  • Chalcopyrite Solar Cells 

    Škvarenina, Ľubomír (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    Thin-film chalcopyrite based Cu(In;Ga)Se2 solar cells with a metal wrap through interconnection were investigated by non-destructive methods in our research. The primary focus of this investigation was a detection and a ...
  • Silicon Solar Cell Parameters Change After Focused Ion Beam Milling 

    Gajdos, Adam (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    Silicon is still one of the most used materials for fabrication of solar cells. Some imperfections and defects may appear during production process. These local imperfections could be eliminated by focused ion beam (FIB). ...
  • Characteristics Of Gallium Arsenide Solar Cellsat High Temperature 

    Papež, Nikola (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    This article reviews a work on processing of gallium arsenide (GaAs) solar cells. The performance of the cells before and after 300 _x000E_C thermal processing was correlated with topography identified by optical camera, ...
  • Analysis Of Broken Rotor Bars Fault In Inverter Fed Induction Motor By Means Of Motor Current Signature Analysis And Stray Flux Of Motor 

    Chernyavska, Ielyzaveta (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    In this paper the analysis of effect of broken rotor bar fault in squirrel-cage induction motor fed by frequency converter is presented. The motor current signature analysis as well as stray flux of motor were used in order ...
  • Modeling Of Non-Linear Reverb Effect Usingblack-Box Approach 

    Frenštátský, Petr (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    In this paper we propose a method for modeling hardware reverb effects that manifests nonlinear character. The method is based on an identification of device under a test using input-output measurements utilizing a ...
  • Representation Of Solutions Of A Higher-Orderlinear Discrete Equation 

    Mencáková, Kristýna (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    In the paper there are defined discrete functions called delayed cosine and delayed sine and they are apllied to solution of an (m+2)-nd order discrete equation.
  • Accelerated Hyperbolic Nilt Method Used For Frequency–Dependent Transmission Linesimulation 

    R–Smith, Nawfal Al–Zubaidi (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    In this paper a proposed hyperbolic numerical inverse Laplace transform method is presented and utilized to simulate waves along a frequency dependent lossy transmission line. The method is accelerated via the quotient–difference ...
  • Detection Of P Wave During Second-Degree Atrioventricular Block In Ecg Signals 

    Maršánová, Lucie; Němcová, Andrea; Smíšek, Radovan (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    Automatic detection of P wave during the second-degree AV block is the main condition for automatic detection of this pathology. This work deals with developing of the algorithm for P wave detection. The algorithm is ...
  • Dielectric Properties Of Natural Oils From Different Oilseeds 

    Spohner, Milan (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    This paper describes analysis of perspective, ecological and environmentally-friendly electrical insulating liquids for electrical engineering. In the experimental part, dielectric properties of the most common vegetable ...
  • Spectrometric Evaluation Of Carbon Quantum Dot Size Distribution 

    Kaspar, Pavel (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    The discovery of graphene affected a large amount of scientific fields, as the material under correct circumstances can have amazing properties applicable in numerous disciplines. Because of graphene’s interaction with ...
  • Tantalum Capacitor As A Mis Structure: Transport Characteristics Temperature Dependencies 

    Kuparowitz, Martin; Kuparowitz, Tomáš (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    Temperature dependencies of a leakage current in normal mode are explained on the basis of a model, in which the solid state tantalum capacitor is considered as a metal-insulatorsemiconductor (MIS) heterostructure. The ...
  • Preparation Of Cold Field Emission Cathodes Withultra Sharp Tips 

    Jurčík, Michal (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    This article deals with preparation of very sharp cold field emission cathodes made from polycrystalline tungsten wire which is widely used by other researchers and manufacturers. Common manufacturing process of electrochemical ...
  • Optimality Conditions For Scalar Lineardifferential System 

    Demchenko, Hanna (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    In the contribution, for scalar linear differential systém .. is considered. To solve the problem, Malkin’s approach and Lyapunov’s second method are utilized.
  • Powers Of Certain Automaton And Createdapproximation Space 

    Staněk, David (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    This paper focuses on the n-th power of a special case of an automaton A formed by homogeneous product of mentioned automaton A. Moreover, the number of isomorphic embeddings of A into An based on the number of components ...
  • Identification Of Parkinson’S Disease Using Acousticanalysis Of Poem Recitation 

    Mucha, Ján (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    Parkinson’s disease (PD) is the second most frequent neurodegenerative disorder. It is estimated that 60–90% of PD patients suffer from speech disorder called hypokinetic dysarthria (HD). The goal of this work is to reveal ...
  • The Width And Shift Of Spectral Lines 

    Pokorný, Josef (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    The examination of radiation absorbed or emitted by atoms or molecules are very important for physics and technology. The article discusses about problem of solving absorption of radiation by atoms. There are several types ...
  • Experimental Measurement Of Radial Temperature Distribution Of DC Arc 

    Šimek, David (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2017)
    The paper is focused on an electric arc spectroscopy diagnostics related to electric low voltage apparatuses. Measurement of radiation spectra of the electric arc burning between carbon electrodes with cooper admixture is ...

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