National Repository of Grey Literature 181 records found  beginprevious172 - 181  jump to record: Search took 0.02 seconds. 
Building control system
Nekula, Vít ; Valach, Soběslav (referee) ; Bradáč, Zdeněk (advisor)
The thesis is about designing a house control system which works as decentralized device. Initially, a brief market research in field of intelligent electro installation was made. On the basis of gained knowledge the whole concept of the system was designed – a control unit, a weather station and a temperature control unit. Each part communicates with each other wirelessly. A complete electronic design of circuit boards is a part of the thesis. The board were afterwards produced and assembled. Then a communication protocol and a complete implementation of all system functions were made. Next part of the thesis is a design and a programming of a web interface which is used to control the entire system. The final part of the thesis is about measuring a quality of communication between single units.
Wireless meteostation
Holain, Martin ; Macháň, Ladislav (referee) ; Háze, Jiří (advisor)
The objective of this thesis is a design of the amateurish wireless weather station which is used to measure temperature, relative humidity, barometric pressure and velocity and direction of air flow. Part of this thesis also describes design of a device intended for display, processing and storage of actual measured data obtained from weather station.
Wrireless electronic timekeeping with big LED display
Frydrych, Michal ; Macháň, Ladislav (referee) ; Jaroš, David (advisor)
This thesis deals with the design and realization of wireless electronic timer for fire sport. The first part of thesis provides an analysis of the given problems and all component parts of the system which are needed for time measurement in the fire sport. The principal aim of thesis was to create a wireless electronic timer for simultaneous measurement of up to four lanes. The designed measuring system is equipped with a large LED display to show the final time. Targets and starting pistols are wirelessly connected with the main unit of timer with using a communication platform IQRF. The whole device is structural designed to the handling was as simple as possible.
Wireless Communication in Mobile Robotics
Hricišin, Tomáš ; Burian, František (referee) ; Žalud, Luděk (advisor)
This work deals with the fundamental principles of wireless communications in mobile robotics. It introduces overview of the use of different frequency bands for wireless communications needs and control of mobile devices in Czech Republic. It also contains a brief overview of all applicable technologies and available modules that can be used for wireless communication. The theoretical part deals with some of the protocols that were used in the practical part of this work and the manner of wave propagation in buildings. The practical part consisted of a design of our own application to monitor and control the module Mikrotik Routerboard. With this application we have tested and compared two wireless cards of this module.
Net for communication in a company
Sychra, Jakub ; Vaněk, Jiří (referee) ; Špinka, Jiří (advisor)
This work deals with accessible communications technologies and their possible usage in firms. It is necessary to have a survey about types and trends of communications technologies at proposal of communications network. It is important to choose the combination that is suitable with its reliability, achievement and price.
Four legged walking robot
Fischer, Jan ; Krištůfková Dvorská, Jolana (referee) ; Neužil, Tomáš (advisor)
The object of this thesis is an analysis of the possibilities of a wireless communication and a sensor‘s equipment for a four legged walking robot. The thesis is divided into three parts. In the first part there is a particular sale’s exploration in the section of the wireless communication modules. It refers to the differences among technologies in the methods of signal transmission, the technical parameters but also in the communication protocols. The next part of this thesis is focused on sensor’s equipment with the accent on the possibility of use for a four legged walking robot. It contains a short listing of sensors, which are available in the Czech Republic with division based on the type of sensing magnitude. These two parts make a base for the last part where I have chosen suitable communication modules along with sensors and realization wireless data transfer including control and visualization. The result of this thesis is the complete communication block from the user to the robot.
Vision system implementation on Bioloid robot
Ropog, József ; Marada, Tomáš (referee) ; Věchet, Stanislav (advisor)
Tato bakalářská práce se zabývá implementací systému vidění na dvounohý humanoid robot ze stavebnice Bioloid. Systém vidění je složen z bezdrátové kamery, která je namontovaná na robotovi a z řídícího počítače. Cílem této práce bylo zkonstruovat a oživit humanoidního robota, vytvořit systém vidění a bezdrátový komunikační systém. V centru je robot, který pomocí bezdrátové komunikace současně odesílá i přijímá údaje. Tento systém nabízí skvělé schopnosti na další rozšíření.
Project of web interface for evidence and setting of systems WAGO – En Ocean
Pudík, Svatopluk ; Voldán, Jiří (referee) ; Marada, Tomáš (advisor)
The objective of this bachelor thesis is creation of the GUI interface for setting of wireless collection of datas from the machines. The thesis will function as a documentation for the created software when applying in other production locations. The created tool will be used by a service engeneer for setting of the wireless transmitters on the PLC WAGO with the wireless module EnOcean. The interface is realized as a webpage that is accessible from any computer on the site. On this webpage, it is possible to show the monitoring of the actually set and active transmitters from the machines, eventually add or remove the transmitters if needed, without necessity of uploading a new software to the PLC or restraint of the other transmitters.
Distributed Wireless Mechatronic System Operated from MATLAB-Simulink Environment
Belda, Květoslav ; Rychnovský, V. ; Píša, P.
The paper deals with a realization of control of distributed mechatronic system operated from MATLAB-Simulink environment. The mechatronic system serves as a laboratory model of simple manipulation system. The communication within the system is provided by wireless ZigBee protocol through a coordination unit. This unit is connected via serial interface to the control computer, where appropriate Simulink model runs. The paper addresses briefly individual physical components of the system (units, passive and active or executive elements etc.), specific blocks of used Simulink model and demonstrates the system behavior on several examples.
Wide view of broadband in the CR
Kuchar, Anton
Situation in construction and operation of broadband acces networks in the Czech Republic is described from a broader perspective.

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