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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
361

Systém pro sledování pohybu očí / System for Eye Movement Monitoring

Vojtíšek, Jiří January 2011 (has links)
This work deals with eye tracking systems and possibility of using them for control of many software or hardware devices. Project explains eye anatomy and electrophysiology, types of eye trackers and methods of eye tracking. We studied methods of image processing and image analyzing in LabVIEW development system and IMAQ Vision subsystem. On the base of these studies, we created whole eye tracking system .This system can be used for both the eye tracking from video recording and real time eye tracking. This system can monitor position or trajectory of look.
362

Číslicové zpracování signálů v reálném čase / Digital signal processing in real time

Zamazal, Zdeněk January 2011 (has links)
This work deals with digital signal processing in the field of adaptive filtering. Fundamental basics of adaptive filtering are described and primary aim is to create executable laboratory examples, using adaptive filtering, in LabView programming language. These laboratory examples are intended to be used by students fo studying and during laboratory lessons. Objective is to connect the examples with external devices, such as microphone. A microphone is used as an user's speech input acquiring interface. In the thesis is depicted Wiener's filter and problem of adaptive filtering is discussed. Contemporary adaptive algorithms are described and their applications as well. Most mentioned is the LMS algorithm and it's forms. Laboratory examples use following concepts: Adaptive Echo Cancellation, Active Noise Control and System Identification. Each of these examples is solely executable (need for LabView or Run-time engine), consisting also of theory with diagrams. Examples therefore are usable even without manual.
363

Automatizované pracoviště pro měření parametrů zesilovačů / Automated workplace for amplifier parameters measurement

Jurčík, Petr January 2011 (has links)
The aim of this work is to create an automated workplace for measuring the basic parameters of audio amplifiers using a graphical programming environment LabVIEW. Subsequently, the functionality will be verified in practical measurements on the real amplifier.
364

Zařízení pro měření koncentrace intracelulárního vápníku v LabVIEW / System for measurement of concentration of intracellular calcium in LabVIEW

Kormanovskaya, Elena January 2014 (has links)
The master’s thesis deals with the methods and system for measurement of concentration of intracellular calcium in LabVIEW. The thesis included theoretical and practical parts. The thesis covers the theory of fluorescence principles, fluorescence methods and indicators for measurement of concentration of intracellular calcium. The procedure of measurement by means of fluorescence microscope, camera and indicators is also mentioned. Literary solution is presented. Block diagram of system for measurement of concentration of intracellular calcium at a graphical programming environment LabVIEW is presented in practical part of master’s thesis.
365

Zařízení pro měření koncentrace intracelulárního vápníku v LabVIEW / System for measurement of concentration of intracellular calcium in LabVIEW

Pochlopeň, Timotej January 2014 (has links)
Master‘s thesis deals with the methods and system for measurement of concentration of intracellular calcium in LabVIEW. The thesis covers the theory of fluorescence principles, fluorescence methods and indicators for measurement of concentration of intracellular calcium. The procedure of measurement by means of fluorescence microscope, camera and indicators is also mentioned. The theory dealing with confocal microscopy is presented and two techniques are compared. Literary solution is presented. The practical part describes the program with a graphical user interface used for acquisition and analysis of data measuring dynamics of intracellular calcium concentration. The experimental part describes the preparation and measurement of cells and evaluation of experiments.
366

Řídicí systém pro elektrodynamický budič vibrací / Control system for electrodynamic vibration exciter

Čala, Martin January 2014 (has links)
Master's thesis deals with implementation of a control system for an electrodynamic exciter. Patent and literature research with focus on applicable control methods is performed. Then, description of the methods applicable in the system identification, as well as types of the signals used in the vibration testing are discussed. The practical section is dedicated to the analysis of available hardware resources, design, assembly and verification of a control system for an electrodynamic exciter equipped with piezoelectric accelerometer and components of National Instruments.
367

Autonomní poruchový záznamník navržený pro distribuční trafostanice / Autonomic fault recorder designed for a distribution transformer station MV/LV

Gaborčík, Michal January 2014 (has links)
This master’s thesis deals with realization of fault recorder designed for a distribution transformer station. In theoretical part is created research about operation of distribution transformer stations and about analytic methods, which gives bases for fault detection in power network. The practical part consists of design and realization of fault recorder in LabVIEW interface using CompactDAQ measurement platform. Purpose of this recorder is monitoring and recording of voltage and current waveforms on secondary side of transformer station during the fault in high voltage network. Principle of fault detection is primarily based on level monitoring of voltage negative symmetrical component. Fault recorder has been successively optimized and the final version is presented in this thesis. At the end functionality of designed system is evaluated on simulated fault in a model of high voltage network.
368

Zkušební pracoviště synchronních generátorů / Testing stand of synchronous machines

Král, Michal January 2015 (has links)
This diploma thesis deals with a part of synchronous generator testing stand project. Thesis is focused on drive part of testing stand, the appropriate drive is chosen according to type of the tests. The attention is mainly on drive control, specifically on the configuration of frequency converter and software programming of the converter control in NI LabVIEW. Software also contains drive simulation program. Testing stands are sequentially installed and commissioned.
369

Programy pro výpočet nejistoty měření metodou Monte Carlo / Programs for calculating measurement uncertainty using Monte Carlo method

Novotný, Marek January 2015 (has links)
The thesis deals with establishing uncertainties of indirect measurements. It focuses primarily on random number generators in software enabling the calculation of mea-surement uncertainties using Monte Carlo. Then it focuses on the uncertainty calculati-on indirect measurement as the Monte Carlo method and the classical numerical met-hod. The practical part deals with the verification of randomness generators numbers contained in various softwares. It also deals with the determination of uncertainties indi-rect current measurements by both above-mentioned methods and then comparing and evaluating the values achieved.
370

Konstrukce snímačů typu umělá kůže / Construction of synthetic skin type sensors

Ropog, József January 2013 (has links)
This master’s thesis deals with the diagnosis of thermal environment using synthetic skin type sensors. The synthetic skin type sensor is a compact sensor ideal for simulating human skin. The aim is to design and implement such a sensor and test its properties. On the market there are no compact sensors with that kind of abilities and our goal is to design the cheapest, but still viable sensor. Measurement and data processing is implemented using measurement cards and LabVIEW software. The work also contains a design of signal conditioning without the use of measurement cards.

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