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Aproximadamente 96 registro(s) hasta el momento: (journal)

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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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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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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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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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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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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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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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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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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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10.

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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11.

Fault Tolerant Ethernet Based Network for Time Sensitive Applications in Electrical Power Distribution Systems
Bohac, Leos; Czech technical university in Prague - Vodrazka, Jiri

Formato:	,
Enlaces:	The paper analyses and experimentally verifies deployment of Ethernet based network technology to enable fault tolerant and timely exchange of data among a number of high voltage protective relays that use proprietary serial communication line to exchange data in real…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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12.

Development of the Real Time Situation Identification Model for Adaptive Service Support in Vehicular Communication Networks Domain
Kurmis, Mindaugas; Institute of Mathematics and Informatics Vilnius University Akademijos str. 4 Vilnius Lithuania - Andziulis, Arunas - Dzemydiene, Dale - Jakovlev, Sergej - Voznak, Miroslav - Drungilas, Darius

Formato:	,
Enlaces:	The article discusses analyses and assesses the key proposals how to deal with the situation identification for the heterogeneous service support in vehicular cooperation environment. This is one of the most important topics of the pervasive computing. Without the solution…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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13.

OpenFlow Deployment and Concept Analysis
Hegr, Tomas; Department of Telecommunication Engineering Faculty of Electrical Engineering Czech Technical University in Prague Technicka 2 Praha 6 Czech Republic - Bohac, Leos - Uhlir, Vojtech - Chlumsky, Petr

Formato:	,
Enlaces:	Terms such as SDN and OpenFlow (OF) are often used in the research and development of data networks. This paper deals with the analysis of the current state of OpenFlow protocol deployment options as it is the only real representative…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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14.

Performance Analysis of IMS Network: the Proposal of new Algorithms for S-CSCF Assignment
Nagy, Lubos - Novotny, Vit - Uramova, Jana - Makhlouf, Nermin

Formato:	,
Enlaces:	This article is focused on the proposal of three load balancing methods which can be used for a selection of S-CSCF (Serving-Call Session Control Server) server in IP Multimedia Subsystem (IMS) during the registration procedures of subscribers. All presented methods…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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15.

Wearable Textile Electrodes for ECG Measurement
Vojtech, Lukas - Bortel, Radoslav - Neruda, Marek - Kozak, Milos

Formato:	,
Enlaces:	The electrocardiogram (ECG) is one of the most important parameters for monitoring of the physiological state of a person. Currently available systems for ECG monitoring are both stationary and wearable, but the comfort of the monitored person is not at…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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16.

Vehicular Networks and Road Safety: an Application for Emergency/Danger Situations Management Using the WAVE/802.11p Standard
Fazio, Peppino; Dipartimento di Elettronica Informatica e Sistemistica Faculty of Engineering University of Calabria - de Rango, Floriano - Lupia, Andrea

Formato:	,
Enlaces:	Car-to-car communication makes possible offering many services for vehicular environment, mainly to improve the safety. The decentralized kind of these networks requires new protocols to distribute information. The advantages that it offers depend on the penetration rate, that will be…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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17.

A Methodology for Measuring Voice Quality Using PESQ and Interactive Voice Response in the GSM Channel Designed by OpenBTS
Partila, Pavol; Department of Telecommunications Faculty of Electrical Engeneering and Computer Science VSB-Technical University of Ostrava Ostrava - Kohut, Marek - Voznak, Miroslav - Mikulec, Martin - Safarik, Jakub - Tomala, Karel

Formato:	,
Enlaces:	This article discusses a methodology for rating the quality of mobile calls. Majority telecommunications service from the perspective of the whole world is using mobile telephony networks. One of the problems affecting this service and its quality are landscape barriers,…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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18.

Categorization of Unorganized Text Corpora for better Domain-Specific Language Modeling
Stas, Jan; 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 - 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

Formato:	,
Enlaces:	This paper describes the process of categorization of unorganized text data gathered from the Internet to the in-domain and out-of-domain data for better domain-specific language modeling and speech recognition. An algorithm for text categorization and topic detection based on the…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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19.

Vehicular Networking Enhancement And Multi-Channel Routing Optimization, Based on Multi-Objective Metric and Minimum Spanning Tree
Fazio, Peppino; Dipartimento di Elettronica Informatica e Sistemistica Faculty of Engineering University of Calabria - Sottile, Cesare - Santamaria, Amilcare Francesco - Tropea, Mauro

Formato:	,
Enlaces:	Vehicular Ad hoc NETworks (VANETs) represent a particular mobile technology that permits the communication among vehicles, offering security and comfort. Nowadays, distributed mobile wireless computing is becoming a very important communications paradigm, due to its flexibility to adapt to different…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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20.

Generalized Radio Resource Management for Overlapping MBS Zones
Luo, Fang - Chou, Yu-Feng - Cheng, Ray-Guang - Kalika, Marek - Holy, Radek - Kalikova, Jana

Formato:	,
Enlaces:	Multicast and broadcast service (MBS) is a point-to-multipoint service where data packets are transmitted simultaneously from a single source to multiple destinations. In MBS, some base stations (BSs) may form an MBS zone and transmit identical MBS contents simultaneously using…
Fecha:	2013-11-19
Recurso:	Advances in Electrical and Electronic Engineering

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21.

An Introduction to Feedforward Control of Electric Drives
Malek, Michal - Makys, Pavol - Stulrajter, Marek

Formato:	,
Enlaces:	The field of electric drives provides a broad spectrum of applications with different power demands, utilized motor types or different environment requirements. Lot of applications are characterized by very high demands on accuracy and dynamic properties and have attribute of…
Fecha:	2010-09-30
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.

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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30.

Fiber Optical Sensor for High Temperatures
Hanacek, Frantisek; Site Administrator - Latal, Jan - Koudelka, Petr - Skapa, Jan - Siska, Petr - Vasinek, Vladimir - Hurta, Jan

Formato:	,
Enlaces:	The fiber optic sensors are used in various industries. Advantages of optical sensors are based on the benefits of fiber and partially profit at their technological advances. The fiber optic temperature sensors are based on more than one way of…
Fecha:	2010-03-31
Recurso:	Advances in Electrical and Electronic Engineering

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31.

Influence of Magnetic Field on Electric Charge Trasport in Holmium Thin Film at Low Temperature
Dudas, Jan - Gabani, Stanislav - Bagi, Jozef - Goscianska, Iwona - Hodulikova, Anna

Formato:	,
Enlaces:	High precision electrical resistance measurements were performed in the low temperature range from 4.2 K up to room temperature on a holmium bulk sample, and on holmium thin films in magnetic field. The X-ray diffraction of Ho films confirmed their preferential crystal…
Fecha:	2010-03-31
Recurso:	Advances in Electrical and Electronic Engineering

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32.

Binary Modulation Formats in Optical Access Networks
Tejkal, Vladimir - Filka, Miloslav - Reichert, Pavel - Sporik, Jan

Formato:	,
Enlaces:	In this paper the binary modulation formats and their application in passive optical networks have been discussed. Passive optical networks are characterized by dividing the optical signal between several end users by using passive splitters, which added a significant attenuation…
Fecha:	2010-12-31
Recurso:	Advances in Electrical and Electronic Engineering

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33.

Attacks to Cryptography Protocols of Wireless Industrial Communication Systems
Ondrasina, Tomas - Franekova, Maria

Formato:	,
Enlaces:	The paper deals with problems of safety and security principles within wireless industrial communication systems. First safety requirements to wireless industrial communication system, summarisation of attack methods and the available measures for risks elimination are described with orientation to safety…
Fecha:	2010-09-30
Recurso:	Advances in Electrical and Electronic Engineering

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34.

Security Risks in IP Telephony
Rezac, Filip; Proofreader - Voznak, Miroslav

Formato:	,
Enlaces:	This paper deals with VoIP communication security and various techniques of VoIP attacks. We divided these threats in several categories according to their specific behaviour and their impact on the affected system. We also tried to find effective methods to…
Fecha:	2010-03-31
Recurso:	Advances in Electrical and Electronic Engineering

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35.

Power System for Intelligent House
Jahelka, Michal

Formato:	,
Enlaces:	Power supply of intelligent houses or house phones is possible to do with standard transformer with voltage stabilizer or with intelligent power supply. Standard solution can has as a result of failure fuse blown or fire occurrence. Intelligent power supply…
Fecha:	2010-09-30
Recurso:	Advances in Electrical and Electronic Engineering

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36.

Delay Variation Model with Two Service Queues
Rezac, Filip; Proofreader - Voznak, Miroslav - Hromek, Frantisek

Formato:	,
Enlaces:	Delay in VoIP technology is very unpleasant issue and therefore a voice packets prioritization must be ensured. To maintain the high call quality a maximum information delivery time from the sender to the recipient is set to 150 ms. This…
Fecha:	2010-03-31
Recurso:	Advances in Electrical and Electronic Engineering

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37.

Spectral Subtractive Type Speech Enhancement Methods
Verteletskaya, Ekaterina - Simak, Boris

Formato:	,
Enlaces:	In this paper spectral subtractive method and some of its modification are compared. Performance of spectral subtraction, its limitations, artifacts introduced by it, and spectral subtraction modifications for eliminating these artifacts are discussed in the paper in details. The algorithms…
Fecha:	2010-09-30
Recurso:	Advances in Electrical and Electronic Engineering

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38.

Current Condition in the Transport Telematics
Mikulski, Jerzy; Silesian University of Technology, Katowice - Kedziora, Kacper

Formato:	,
Enlaces:	The term “telematics”, which originated more than ten years ago, stands for integration of technologies and solutions from the field of telecommunication, automation and computer science. Telematics is the combination of words “tele” (transfer at some distance, remote access) and…
Fecha:	2010-12-31
Recurso:	Advances in Electrical and Electronic Engineering

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39.

The Software Reliability of Large Scale Integration Circuit and Very Large Scale Integration Circuit
Ganiyev, Artem - Vitasek, Jan

Formato:	,
Enlaces:	This article describes evaluation method of faultless function of large scale integration circuits (LSI) and very large scale integration circuits (VLSI). In the article there is a comparative analysis of factors which determine faultless of integrated circuits, analysis of already…
Fecha:	2010-06-30
Recurso:	Advances in Electrical and Electronic Engineering

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40.

Introduction to Feedforward Control of Electric Drives - Rules and Limits
Malek, Michal - Makys, Pavol - Stulrajter, Marek

Formato:	,
Enlaces:	Electric servodrives are characterized by precise tracking and its derivations. The way to meet this goal cost them a number of obstacles, whether variations associated with end-stage of astatism, changes in the positioning system parameters or to changes in load…
Fecha:	2010-12-31
Recurso:	Advances in Electrical and Electronic Engineering

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41.

Short-Term Load Forecast in Electric Energy System in Bulgaria
Asenova, Irina - Georgiev, Dimitar

Formato:	,
Enlaces:	As the accuracy of the electricity load forecast is crucial in providing better cost effective risk management plans, this paper proposes a Short Term Electricity Load Forecast (STLF) model with high forecasting accuracy. Two kind of neural networks, Multilayer Perceptron…
Fecha:	2010-12-31
Recurso:	Advances in Electrical and Electronic Engineering

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42.

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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43.

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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44.

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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45.

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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46.

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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47.

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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48.

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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49.

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

Recurso libre

50.

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