Now showing items 21-40 of 157

  • Optical Fibers Forming For Optical Sensors Research 

    Jelínek, Michal (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    We present development of new methods and techniques of the splicing and shaping optical fibers with focusing to development new sensors. We developed new techniques of splicing for standard Single Mode (SM) and Multimode ...
  • Development Of Stable Perovskite Cells 

    Strachala, Dávid; Kratochvíl, Matouš; Hylský, Josef (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The main purpose of the work is to find an optimal way for the preparation of stable perovskite photovoltaic cell. Ten solar cells have been created with the active area consisting of CH3NH3PbI3 and CH3NH3PbI3-2Cl2 solutions. ...
  • Carboxymethyl Cellulose As The Binder For The Lithium-Sulfur Batteries 

    Jaššo, Kamil (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    Demand for the high energy density batteries significantly increased along with the rapid development of new power source depending technologies. While these technologies are rapidly evolving, the battery industry is lagging ...
  • An Influence Of Conductive Component Composition On Gel Polymer Electrolyte Properties 

    Veselkova, Iuliia (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    This paper deals with searching of gel polymer electrolytes, which can be used as replacement of liquid electrolyte in lithium batteries and supercapacitors. The research reports how different salts and solvents affect ...
  • Hybrid Microphone Preamplifier With Variable Selection Of Amplifier Technology 

    Musil, Tomáš (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    This paper deals with the design of a studio level hybrid microphone pre-amplifier using a vacuum tube and semiconductor technology. The pre-amplifier circuit also contains an analog VU meter, 48 V phantom power supply, ...
  • Supersonic Flow Measurement Within A Lowpressure Area 

    Bayer, Robert; Hlavatá, Pavla; Bílek, Michal (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The goal of this paper is to describe the idea of measuring a supersonic gas flow within low-pressure areas in order to describe its behavior and to compare the measurement data with the generally described supersonic gas ...
  • Changes In Properties Of Perovskite Solar Cells During Their Lifetime 

    Dvořák, Tomáš (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    This paper deals with the problematics of perovskite solar cells, which can be the next generation of photovoltaic solar cells. The objectives of this research are to analyse changes in perovskite solar cells. For measurements ...
  • Usage Of Low Cost Digital Camera For Detecting Of Silicon Solar Cell Electroluminiscence 

    Lepík, Pavel; Vaněk, Jiří (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    This article analyses the existing methods both practically and theoretically used to detect defected surface area in solar cells. Various methods were used but by using an upgraded camera with CMOS sensor for carrying out ...
  • Robust Cell Nuclei Tracking Using Gaussian Mixture Shape Model 

    Vičar, Tomáš (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The life cell microscopic imaging is a standard approach for studying of cancer cell morphology and behaviour during some treatment. In the dense cell cultures, tracking each cell nucleus is challenging task due to cell ...
  • Application Of Optimization Algorithms To The Genome Assembly 

    Jugas, Robin (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The paper results from development of new sequencing methods together with the need of suitable genome assembly algorithms. It combines the genomic signal processing, correlation techniques and optimization algorithms for ...
  • Tracking Resistance Of Various Materials In Vacuum 

    Šedivý, Matúš (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    Many vacuum instruments used in industry and scientific research apply high voltage components. Vacuum performs as an insulator with theoretically infinite breakdown voltage. Surface of dielectrics between two electrodes ...
  • Verification And Adjustment Of Hf-Ecg Preprocessing In Experimental Cardiology 

    Novotna, Petra (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The aim of this article is to propose an approach to High-Frequency ECG (HF-ECG) preprocessing with an intention to verify the settled methods of signal preprocessing in the perspective of the new requirements and possibilities ...
  • The Importance Of Specifying Rr Interval Normalization Method 

    Milek, Jakub (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The main objective of this article is to bring attention to RR intervals resampling. Many researchers dealing with HRV problematic neglect to mention which algorithm they are using in their research. Some of the commonly ...
  • Pixel-Wise Segmentation Of The Blood Vessels Using Random Forests 

    Hesko, Branislav (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    This paper presents segmentation of the blood vessels in retinal images. First, a serie of feature detectors is applied in form of multiple filters. Then, each pixel is classified using random forests, which was trained ...
  • Spectral Change Based Optical Sensors 

    Eliáš, Josef (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    This paper is focused on optical sensors based on spectral characteristics change. Optical sensors are widely used for industrial, robust and noise proof measurement. There are measurement techniques for mechanical tension, ...
  • 3d Segmentation Of The Spinal Canal And Intervertebral Discs In Mri Data 

    Koban, Martin (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The concern of this work is development of the method for the spinal canal and intervertebral discs (IVD) segmentation in volume MRI data. The primary aim is to achieve the highest possible level of automation and accuracy ...
  • Application Of Optimisation Methods For Mri Data Segmentation 

    Olešová, Kristína (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The presented paper describes a use of metaheuristic algorithm for medical image segmentation. First section is dedicated to a brief introduction to the principles of this kind of segmentation and second section is used ...
  • Detection Algorithms Of Moving Objects 

    Novotný, Josef (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The aim of this work is to design automatic detection system on Raspberry Pi. Device includes a camera with a swivel module, which can set a proper angle. It involves applying an algorithm based on objects detection and ...
  • Secure Communication In Modern Radio Networks 

    Frei, Martin (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    The goal of this research is to create fast, secure and low energy E2E encryption that would supplement the absence of such cryptosystem in the currently expanding Sigfox network and, at the same time, utilize the already ...
  • Image Processing And Automatic Solving Of Nonograms 

    Udvardy, Bálint (Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2018)
    In many puzzle books we come across logical puzzles like sudoku or nonograms (also known as griddlers or piccrosses), which demand mathematical logic to solve them. This article focuses on solving nonograms based on digital ...