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Epitaxial Layers of InP Doped With Rare Elements for Use in Radiation Detector
Kozak, Halyna - Sopko, Bruno - Zdansky, Karel

Formato:	,
Enlaces:	We have focused on the investigation of the impact of Ce, Eu, Tm, Eu2O3 and Tm2O3 addition in LPE growth process on the properties of InP layers in the context of their application in detector structures.
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

Possibilities of Genetic Algorithm Application in the Calculation of Power Networks Operation,
Rapsik, Miroslav - Altus, Juraj

Formato:	,
Enlaces:	The paper describes the possibilities of genetic algorithm application by the reactive power flows’ optimization in Slovak power transmission system. The methods of reactive power flow calculation and the utilization of genetic algorithms for their minimalization are indicated in the…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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Analysis of Efficiency Characteristics of Squirrel-Cage Induction Motor Loaded With Water System Pump
Lukasik, Zbigniew; Technical University of Radom - Szychta, Leszek; Technical University of Radom

Formato:	,
Enlaces:	The article presents a method of calculating efficiency of squirrel-cage induction motor. This efficiency depends on frequency of the voltage supplied to the motor and on electrical power. Results of laboratory testing of the motor's efficiency are presented.
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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3D Reconstruction of NMR Images
Izak, Peter - Smetana, Milan - Hargas, Libor - Hrianka, Miroslav - Spanik, Pavol

Formato:	,
Enlaces:	This paper introduces experiment of 3D reconstruction NMR images scanned from magnetic resonance device. There are described methods which can be used for 3D reconstruction magnetic resonance images in biomedical application. The main idea is based on marching cubes algorithm. For…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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Fault Diagnosis in Deaerator Using Fuzzy Logic
Srinivasan, S - Kanagasabapathy, P - Selvaganesan, N

Formato:	,
Enlaces:	In this paper a fuzzy logic based fault diagnosis system for a deaerator in a power plant unit is presented. The system parameters are obtained using the linearised state space deaerator model. The fuzzy inference system is created and rule…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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Contribution to Control of an Elastic Two-Mass System by Means of Genetic Algorithm
Ferkova, Zelmira - Zboray, Ladislav

Formato:	,
Enlaces:	Oscillations of an elastic two-mass system with all known parameters may be suppressed by suitable feedback signal. An observer enables to estimate this feedback without measurement of load mechanism speed. This article contains application of genetic algorithms for identification of…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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Domain Wall Mobility in Co-Based Amorphous Wire
Kladivova, Maria - Ziman, Jan - Zagyi, Barnabas

Formato:	,
Enlaces:	Dynamics of the domain wall between opposite circularly magnetized domains in amorphous cylindrical sample with circular easy direction is theoretically studied. The wall is driven by DC current. Various mechanisms which influence the wall velocity were taken into account: current…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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The Limitation of Using the Average Refractive Index Model in Photonic Crystal Fibres
Kacik, Daniel; University of Zilina - Turek, Ivan; University of Zilina

Formato:	,
Enlaces:	Results of investigation of dependence of transmission function of so called “index guiding” photonic crystal fibres on mechanical bending is presented in this paper. The bending was realised in two differently oriented planes. In both cases the influence of the…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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Microstructure Related Characterization of a-Si:H Thin Films PECVD Deposited under Varied Hydrogen Dilution
Vavrunkova, Veronika - Mullerova, Jarmila - Sutta, Pavel

Formato:	,
Enlaces:	We report on the structure and optical properties of hydrogenated silicon thin films deposited by plasma - enhanced chemical vapor deposition (PECVD) from silane diluted with hydrogen in a wide dilution range. The samples deposited with dilutions below 30 were…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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10.

Kinetic Analysis of Mica Tape Curing Process
Polansky, Radek

Formato:	,
Enlaces:	Curing program of thermoset insulating materials and its responsible setting has the key importance for assurance of high quality and reliability of electrical devices. It is possible to determine parameters of this program (temperature and time of curing) by several…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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11.

Theoretical and Probability Analysis of Frequency Selective Circuits
Cherneva, Galina Petkova - Andonov, Antonio Vladimirov

Formato:	,
Enlaces:	The deviations of the circuit characteristics from their nominal values are random quantities and appear as a result of different destabilizing factors. With designing frequency selective circuits, two mutually connected problems are solved. The one is a study on the…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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12.

Investigation of Defects as a Loading Impedance of Waveguide
Faktorova, Dagmar - Majer, Jozef

Formato:	,
Enlaces:	The paper deals with non-destructive microwave measurement of metal defects exploiting the waveguide features at the defect shape evaluation, (e.g. quarter – waveguide transformer). As we notify in the foregoing article we have paid our attention to the non-destructive investigation…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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13.

Signal Compression in Automatic Ultrasonic testing of Rails
Ciszewski, Tomasz - Lukasik, Zbigniew

Formato:	,
Enlaces:	Full recording of the most important information carried by the ultrasonic signals allows realizing statistical analysis of measurement data. Statistical analysis of the results gathered during automatic ultrasonic tests gives data which lead, together with use of features of measuring…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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14.

ZVS Operating Region of Multiresonant DC/DC Boost Conveter
Szychta, Elzbieta

Formato:	,
Enlaces:	Electromagnetic phenomena that occur during stable operation in resonant circuits of multiresonant ZVS boost converter are described, which can be applied in many fields of the needs of DC voltage electricity. The operating region of the converter is defined which…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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15.

Irreversibility of Electrical Insulating Material Properties
Mentlik, Vaclav - Polansky, Radek

Formato:	,
Enlaces:	Property changes in electrical insulating materials that appear during repeated voltage stress (e. g. in an applied voltage test) are an often discussed problem. The voltage exposure leads to irreversible changes in a negative sense as this investigation clearly demonstrates.…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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16.

Modelling of Disturbing Efects within Communication Channel for Safety-Related Communication System
Franekova, Maria; University of Zilina - Rastocny, Karol; University of Zilina

Formato:	,
Enlaces:	The aim of the paper is using of modelling within development of safety–related communication systems presented in the areas where guaranty of safety integrity level is required. In the paper basic principles used in the process of safety evaluation in…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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17.

Modelling the Load Torques of Electric Drive for Polymerization Process
Popenda, Andrzej

Formato:	,
Enlaces:	The problems of mathematical modelling the load torques on shaft of driving motor designed for applications in polymerization reactors are presented in the paper. The real load of polymerization drive is determined as a function of angular velocity. Mentioned function…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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18.

Frequency and Trajectory Objects Evaluation in Frames Sequence
Koniar, Dusan; University of Zilina - Hargas, Libor; University of Zilina - Hrianka, Miroslav; University of Zilina - Spanik, Pavol; University of Zilina

Formato:	,
Enlaces:	Subject of submitted article is an analysis of moving objects in acquired video sequence. Region of interest is kinetics of Ciliated Respiration Epithelium. This analysis is very important for evaluation of medical diagnostics. The article describes image acquisition, preprocessing and…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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19.

Image Deblurring – Wiener Filter Versus TSVD Approach
Bojarczak, Piotr; Radom University of Technology - Lukasik, Zbigniew; Radom University of Technology

Formato:	,
Enlaces:	This paper presents comparison study of two different deblurring methods: Wiener filter and TSVD decomposition. Wiener filter is a method giving the best results when variance of the noise incorporated in blurring process is known a priori. In TSVD decomposition…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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20.

The Software-Based Implementation of the CFAR Reciever for the Processing of the Radar Signal
Gemzicky, Erik

Formato:	,
Enlaces:	The performance of a radar receiver is greatly dependent on the presence of noise. The receiver should achieve the constant false alarm rate (CFAR) and the maximum probability of the target detection. The CFAR receivers are usually used in radar…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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21.

Experimental Analysis of Communitation Process of Power Semiconductor Transistor’s Structures
Spanik, Pavol; University of Zilina - Dobrucky, Branislav - Frivaldsky, Michal - Drgona, Peter - Lokseninec, Ivan

Formato:	,
Enlaces:	The paper deals with testing device designed for experimental examination of processes in power electronics devices during various switching modes is described. Through the use of auxiliary circuits additional switching modes (ZVS, ZCS) are realized except hard switching, and turning-off…
Fecha:	2011-06-20
Recurso:	Advances in Electrical and Electronic Engineering

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22.

Frequency Bandwidth of Half-Wave Impedance Repeater
Dvorsky, Marek; Department of Telecommunications VSB–Technical University Ostrava Ostrava–Poruba Czech Republic - Michalek, Libor; Department of Telecommunications VSB–Technical University Ostrava Ostrava–Poruba - Tomis, Martin; Department of Telecommunications VSB–Technical University Ostrava Ostrava–Poruba

Formato:	,
Enlaces:	This article brings in the second part general information about half-wave impedance repeater. The third part describes the basic functional principles of the half-wave impedance repeater using Smith chart. The main attention is focused in part four on the derivation…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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23.

Random Cell Identifiers Assignment
Bestak, Robert; Department of Telecommunication Engineering Czech Technical University in Prague Prague - Helou, Valentin; Ecole des Mines de Nantes Nantes

Formato:	,
Enlaces:	Despite integration of advanced functions that enable Femto Access Points (FAPs) to be deployed in a plug-and-play manner, the femtocell concept still cause several opened issues to be resolved. One of them represents an assignment of Physical Cell Identifiers (PCIs)…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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24.

Dual Shots Detection
Vozarikova, Eva; Deptartment of Electronics and Multimedia Communications Technical University of Kosice Kosice - Juhar, Jozef; Deptartment of Electronics and Multimedia Communications Technical University of Kosice Kosice - Cizmar, Anton; Deptartment of Electronics and Multimedia Communications Technical University of Kosice Kosice

Formato:	,
Enlaces:	The identification of a special kind of acoustic events such as dual gunshots and single gunshots in the traffic background is described in this work. The recognition of dangerous sounds may help to prevent the abnormal or criminal activities that…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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25.

Modelling the Probability Density Function of IPTV Traffic Packet Delay Variation
Halas, Michal; Department of Telecommunications Faculty of Electrical Engineering and Information Technology Slovak University of Technology Bratislava - Klucik, Stanislav; Department of Telecommunications Faculty of Electrical Engineering and Information Technology Slovak University of Technology Bratislava

Formato:	,
Enlaces:	This article deals with modelling the Probability density function of IPTV traffic packet delay variation. The use of this modelling is in an efficient de-jitter buffer estimation. When an IP packet travels across a network, it experiences delay and its…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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26.

Parameters of Twisted Pairs Assessment for Frequency Band up to 1 GHz
Nevosad, Marek; Department of Telecommunication Engineering Faculty of Electrical Engineering, Czech Technical University in Prague Prague - Vodrazka, Jiri; Department of Telecommunication Engineering Faculty of Electrical Engineering, Czech Technical University in Prague Prague - Lafata, Pavel; Department of Telecommunication Engineering Faculty of Electrical Engineering, Czech Technical University in Prague Prague

Formato:	,
Enlaces:	The paper describes the measuring and modeling of attenuation and near-end crosstalk for a specific metallic cable in a frequency band up to 1 GHz. The paper also includes primary transmission parameters of this cable, which consists of four twisted…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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27.

Impact of Compression on the Video Quality
Uhrina, Miroslav; Department Department of Telecommunications and Multimedia Faculty of Electrical Engineering, University of Zilina Zilina - Hlubik, Jan; Department Department of Telecommunications and Multimedia Faculty of Electrical Engineering, University of Zilina Zilina - Vaculik, Martin; Department Department of Telecommunications and Multimedia Faculty of Electrical Engineering, University of Zilina Zilina

Formato:	,
Enlaces:	This article deals with the impact of compression on the video quality. In the first part, a short characteristic of the most used MPEG compression standards is written. In the second part, the parameter Group of Picture (GOP) with particular…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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28.

Comparison of Different Scenarios for Path Diversity Packet Wireless Networks
Chlumsky, Petr; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Prague - Kocur, Zbynek; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Prague - Vodrazka, Jiri; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Prague

Formato:	,
Enlaces:	This article discusses the use of the principles of network coding in wireless networks to increase the overall robustness of the transmission. Path diversity on the packet level is investigated as a software alternative to classical diversity techniques commonly used…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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29.

Modelling of H.264 MPEG2 TS Traffic Source
Klucik, Stanislav; Institute of Telecommunications Faculty of Electrical Engineering and Information Technology Slovak University of Technology in Bratislava Ilkovicova 3 Bratislava 812 19 Slovakia - Lackovic, Martin

Formato:	,
Enlaces:	This paper deals with IPTV traffic source modelling. Traffic sources are used for simulation, emulation and real network testing. This model is made as a derivation of known recorded traffic sources that are analysed and statistically processed. As the results…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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30.

Modeling of Telecommunication Cables for Gigabit DSL Application
Nevosad, Marek; Department of Telecommunication Engineering Faculty of Electrical Engineering, Czech Technical University in Prague Prague - Lafata, Pavel - Jares, Petr

Formato:	,
Enlaces:	The first part of our paper brings the description and analysis of method used for modeling of metallic cable’s parameters according to the modified KPN model. Moreover we were able to perform measurements and estimations for real metallic cable’s with…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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31.

Admission Control in IMS Networks
Chromy, Erik; Slovak University of Technology - Jadron, Marcel - Kavacky, Matej - Klucik, Stanislav

Formato:	,
Enlaces:	In our paper there is an emphasis on simulations of admission control methods in MATLAB environment. The main task of admission control method is to make a decision if the connection requiring network access should be accepted to the network…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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32.

Small Cell Network Topology Comparison
Oppolzer, Jan; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Technicka 2 Prague 166 27 Czech Republic - Bestak, Robert

Formato:	,
Enlaces:	One of the essential problems in a mobile network with small cells is that there is only a limited number of (PCIs) available. Due to this fact, operators face the inevitable need for reusing (PCIs). In our contribution, we are…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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33.

Room Thermostat with Servo Controlled by PIC Microcontroller
Skapa, Jan; VSB-Technical University of Ostrava - Kramar, Petr

Formato:	,
Enlaces:	This paper describes the design of room thermostat with Microchip PIC microcontroller. Thermostat is designated for two-pipe heating system. The microprocessor controls thermostatic valve via electric actuator with mechanical gear unit. The room thermostat uses for its activity measurements of…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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34.

Unsupervised Spelling Correction for Slovak
Hladek, Daniel; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering Technical University of Kosice Park Komenskeho 13 042 00 Kosice Slovak Republic - Stas, Jan - Juhar, Jozef

Formato:	,
Enlaces:	This paper introduces a method to automatically propose and choose a correction for an incorrectly written word in a large text corpus written in Slovak. This task can be described as a process of finding the best matching sequence of…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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35.

Comparison among Models to Estimate the Shielding Effectiveness Applied to Conductive Textiles
Lopez, Alberto; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Technicka 2 Prague 166 27 Czech Republic - Vojtech, Lukas - Neruda, Marek

Formato:	,
Enlaces:	The purpose of this paper is to present a comparison among two models and its measurement to calculate the shielding effectiveness of electromagnetic barriers, applying it to conductive textiles. Each one, models a conductive textile as either a (1) wire…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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36.

Availability Model for Virtualized Platforms
Hlavacek, Jiri; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech technical university in Prague Prague - Bestak, Robert

Formato:	,
Enlaces:	Network virtualization is a method of providing virtual instances of physical networks. Virtualized networks are widely used with virtualized servers, forming a powerful dynamically reconfigurable platform. In this paper we discuss the impact of network virtualization on the overall system…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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37.

An Approach to Personalized Search within Distributed Repository of Visual Data
Glowacz, Andrzej; Department of Telecommunications AGH University of Science and Technology Krakow - Orzechowski, Tomasz Marcin; Academic Computer Centre CYFRONET AGH University of Science and Technology Krakow - Dziech, Andrzej; Department of Telecommunications AGH University of Science and Technology Krakow

Formato:	,
Enlaces:	In this paper, we introduce functional assumptions of the distributed repository of visual data that are one of key aspects of SYNAT framework for digital libraries. The proposed system will provide innovative tools and extend capabilities of current repositories. Within…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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38.

The Analysis of SUCCESS HPON Networks Using the HPON Network Configurator
Roka, Rastislav; Institute of Telecommunications Slovak University of Technology Bratislava SLOVAKIA

Formato:	,
Enlaces:	NG-PON systems present optical access infrastructures to support various applications of the many service providers. In the near future, we can expect NG-PON technologies with different motivations for developing of HPON networks. The HPON is a hybrid passive optical network…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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39.

Problem of Channel Utilization and Merging Flows in Buffered Optical Burst Switching Networks
Kozak, Milos - Jaumard, Brigitte - Bohac, Leos

Formato:	,
Enlaces:	In the paper authors verify two problems of methods of operational research in optical burst switching. The first problem is at edge node, related to the medium access delay. The second problem is at an intermediate node related to buffering…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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40.

Objective Assessment of IP Video Calls with Asterisk
Kapicak, Lukas; Department of Telecommunications VSB-Technical University of Ostrava Ostrava - Nevlud, Pavel; Department of Telecommunications VSB-Technical University of Ostrava Ostrava - Mikulec, Martin; Department of Telecommunications VSB-Technical University of Ostrava Ostrava - Zdralek, Jaroslav; Department of Telecommunications VSB-Technical University of Ostrava Ostrava

Formato:	,
Enlaces:	The paper deals with an objective assessment of IP video calls transmission over GSM and UMTS networks. Video transmission is affected by many factors in mobile network. Among these factors belong packet loss, latency and transmission rate of the mobile…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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41.

A New Markovian Prediction Scheme for Resource Reservations in Wireless Networks with Mobile Hosts
Fazio, Peppino; Dipartimento di Elettronica Informatica e Sistemistica Faculty of Engineering University of Calabria - Tropea, Mauro; Dipartimento di Elettronica Informatica e Sistemistica Faculty of Engineering University of Calabria

Formato:	,
Enlaces:	Nowadays, mobile service requests in wireless networking are aimed to the benefit of a good level of satisfaction for the received Quality of Service (QoS) guarantees. In this paper, a new prediction algorithm is proposed, for the pre-reservation of passive…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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42.

Analysis of Morph-Based Language Modeling and Speech Recognition in Slovak
Stas, Jan; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Hladek, Daniel; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Juhar, Jozef; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Zlacky, Daniel; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice

Formato:	,
Enlaces:	The inflection of the Slovak language causes a large number of unique word forms, which produces not only a large vocabulary, but also a number of out-of-vocabulary words. Morph-based language models solve this problem by decomposition of inflected word forms…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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43.

OPNET Modeler Simulation Testing of the New Model Used to Cooperation Between QoS and Security Mechanisms
Papaj, Jan; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Dobos, Lubomir; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Cizmar, Anton; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice

Formato:	,
Enlaces:	In this article the performance analysis of the new model, used to integration between QoS and Security, is introduced. OPNET modeler simulation testing of the new model with comparation with the standard model is presented. This new model enables the…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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44.

ToA Node Distance Estimation Enhancement in MANET Localization Algorithm Based on Cooperative Trilateration
Cipov, Vladimir; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Dobos, Lubomir; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Papaj, Jan; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice

Formato:	,
Enlaces:	This paper provides a brief survey of the Time of Arrival (ToA) ranging method often used in the Range-based localization for node distance estimation. It is focused especially on the Non Line-of-Sight (NLoS) channel identification – one of the dominant…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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45.

Eigenvalue Criterion-Based Feature Selectionin Principal Component Analysis of Speech
Viszlay, Peter; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Janecko, Jozef; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice - Juhar, Jozef; Department of Electronics and Multimedia Communications Faculty of Electrical Engineering and Informatics Technical University of Kosice Kosice

Formato:	,
Enlaces:	This article presents a specific approach for selecting a limited set of most relevant, information rich speech data from the whole amount of training data. The proposed method uses Principal Component Analysis (PCA) to optimally select a lower-dimensional data subset…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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46.

Textile Antenna for 50 ohm Applications
Dahal, Robi; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Prague - Mercan, Demet; Department of Electronics, Mathematics and Natural Sciences, Faculty of Engineering and Sustainable Development, University of Gavle - Vojtech, Lukas; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Prague - Neruda, Marek; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Prague

Formato:	,
Enlaces:	The new generation of textile materials have the capability to conduct electricity and at the same time be wearable. There are much more applications involved if an antenna is made from parts that are totally wearable. This new property of…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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47.

Fundamental Frequency Extraction Method using Central Clipping and its Importance for the Classification of Emotional State
Partila, Pavol; Department of Telecommunications Faculty of Electrical Engeneering and Computer Science VSB-Technical University of Ostrava Ostrava - Voznak, Miroslav; Department of Telecommunications Faculty of Electrical Engeneering and Computer Science VSB-Technical University of Ostrava Ostrava - Mikulec, Martin; Department of Telecommunications Faculty of Electrical Engeneering and Computer Science VSB-Technical University of Ostrava Ostrava - Zdralek, Jaroslav; Department of Telecommunications Faculty of Electrical Engeneering and Computer Science VSB-Technical University of Ostrava Ostrava

Formato:	,
Enlaces:	The paper deals with a classification of emotional state. We implemented a method for extracting the fundamental speech signal frequency by means of a central clipping and examined a correlation between emotional state and fundamental speech frequency. For this purpose,…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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48.

E-Model MOS Estimate Precision Improvement and Modelling of Jitter Effects
Kovac, Adrian - Halas, Michal

Formato:	,
Enlaces:	This paper deals with the ITU-T E-model, which is used for non-intrusive MOS VoIP call quality estimation on IP networks. The pros of E-model are computational simplicity and usability on real-time traffic. The cons, as shown in our previous work,…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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49.

Markov Model M/M/m/K in Contact Center
Chromy, Erik; Slovak University of Technology - Diezka, Jan; Institute of Telecommunications Faculty of Electrical engineering and Information Technology Slovak University of Technology Bratislava - Kavacky, Matej; Institute of Telecommunications Faculty of Electrical engineering and Information Technology Slovak University of Technology Bratislava

Formato:	,
Enlaces:	Our paper deals with a contact center dimensioning. The main task of a contact center is to offer services to customers. The most simple and genuine way of communication with the contact center agent is by phone. From the customer…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering

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50.

Improvement of Network Efficiency on the Grounds of Change Communication Protocol
Vychodil, Jiri; Department of Telecommunications Faculty of Electrical Engineering and Computer Science VSB-Technical University of Ostrava Ostrava - Mikulec, Martin; Department of Telecommunications Faculty of Electrical Engineering and Computer Science VSB-Technical University of Ostrava Ostrava - Safarik, Jakub; Department of Telecommunications Faculty of Electrical Engineering and Computer Science VSB-Technical University of Ostrava Ostrava - Voznak, Miroslav; Department of Telecommunications Faculty of Electrical Engineering and Computer Science VSB-Technical University of Ostrava Ostrava

Formato:	,
Enlaces:	This article deals with both theoretical and practical application of Extensible Messaging and Presence Protocol instead of different solution described detailed in the article. It uses periodically HTTP method POST to gain information about a state, which a client stands…
Fecha:	2012-11-24
Recurso:	Advances in Electrical and Electronic Engineering