Student EEICT 2016
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Recent Submissions
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Stability of the Zero Solution of Stochastic Differential System
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)Stability of stochastic differential equations (SDEs) has become a very popular theme of recent research in mathematics and its applications. The method of Lyapunov functions for the analysis of qualitative behavior of ... -
The Influence of the Type of Electrodes on the Biological Impedance Measurement
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)Electric impedance during meat storage can be affected by various processes: microbial growth, changing of ions mobility, structural changes, etc. Impedance of biological tissues is frequency dependent. The aim of current ... -
Signal Filtration for Detecting Electromagetic Emission
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)There are many methods to describe and study geological processes. This paper deals with a data measured by a loop antenna in a dripstone cave. The measuring system, the sequence of the experiment, and result of signal ... -
Optimization of Linear Differential Systems with a Delay by Lyapunov's Direct Method
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)Using Lyapunov’s direct method, control functions minimizing quality criteria are constructed and an illustrative example is given. -
Solution of a Weakly Delayed Difference System
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)The paper solves a weakly delayed difference systém x(k+1) = Ax(k)+Bx(k-1) where k = 0;1; : : : , A = (ai j)3 i; j=1, B = (bi j)3i ; j=1 are constant matrices. An explicit solution is given with a discussion on the number ... -
Rough Sets on State Spaces of Automata
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This paper discussed a subclass of finite automata, which have ordering on the state sets created by a transition (or next-state) function. Hence, there do not exist cycles of more than one element. We discuss a relation ... -
Impact of the SiNx Thickness on Passivation Quality and Contact Resistivity of Silicon Solar Cell
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)In this work the influence of thickness of Silicon Nitride (SiNX) layer deposited by Plasma Enhanced Chemical Vapour Deposition (PECVD) on passivation quality and contact resistivity (ρC) of n-type Passivated Emitter Rear ... -
Ultra Low Power Tunable Transconductor
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This paper presents ultra-Low power (ultra-LP) Low voltage (LV) tunable transconductor (Gm) and its application to implement Gm-C filter. The CMOS structure of the Gm is performed using bulk-driven (BD) MOST technique, ... -
Wireless Communication Platform IQRF – a Case Study
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This paper describes wireless communication platform IQRF, history of development, available modules and accessories for development and for production use. Very briefly are described communication gateways and cloud ... -
Microstructural Defects of Solar Cells Investigated by a Variety Diagnostics Methods
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This paper discusses the application of a variety diagnostic methods applicable to the solar cells. More objective results about solar cells quality and reliability are possible to obtain by using a various methods. ... -
A Comparison of Edge-Based and Region-Based Segmentation Performed with PDEs
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)The paper discusses the level set segmentation method, which employs the solution of the partial differential equation (PDE) describing the multidimensional function whose zero slice in plane xy determines the contour of ... -
Automated Electrochemical Etching Prototype for Cold Field Emission Cathodes
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This article deals with a setup for automated cold cathode etching, its difficulties and benefits. As the method is well know there are no articles which describes this procedure in detail at least for tungsten wires from ... -
Local Electron-Sample Interaction During Scanning Electron Microscopy on Organic and Metallic Objects
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)To ascertain how high energy of an electron is needed to acquire a sufficient data yield from organic and metallic sample, a Monte Carlo algorithm is used to compare the behaviour of electrons after contact with the material. ... -
Computer-assisted Search of the Roots of the Polynomial
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This article describes finding roots of polynomials, specifically aimed at finding real roots of a polynomial. Computer Support focuses on the use of generally available programs such as spreadsheets, portals to solve ... -
Epoxy Resin with Aaluminium Oxide Nanofiller and its Dielectric Properties
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)Topic of this paper is dielectric properties of epoxy resins, containing nanoparticles of Al2O3. Dielectric spectroscopy was used during epoxy nanocomposite diagnostics. These new materials are candidates for use in ... -
Wireless Sensor Triggering Using Bluetooth Low Energy Technology
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This work deals with design of stable and fast wireless connection between two endpoints. The Bluetooth technology or its modern alternatives is used to realize this connection because this technology has already been ... -
Global Solutions to Linear Delayed Differential Equations
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)In this paper is proved the existence of solutions of a linear delayed differential equation on the whole real line. -
Study of Electrochemical Behaviour of Gold Nanostructured Surfaces
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)Recently, nanostructured surfaces have been extensively studied due to their possibility to use them in construction of electrochemical sensors and biosensors. We have prepared tungsten working electrode modified with gold ... -
Supercapacitor Parameters Dependence on Charging Duration
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)Supercapacitor (SC) parameters dependence on charging time is analyzed for Nesscap 2.7V / 10F. Charging was performed using constant current in the range from 0.5 A to 5 A. Reciprocal capacitance (C-1) was calculated. It ... -
The Analysis of Solder Preforms in Surface Mount Assembly
(Vysoké učení technické v Brně, Fakulta elektrotechniky a komunikačních technologií, 2016)This article is focused on the sphere of solder joints reliability in technology of surface mount assembly and the issue of manufactory of solder joints with solder preforms is introduced closer. It also describes types ...
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