National Repository of Grey Literature 341 records found  previous11 - 20nextend  jump to record: Search took 0.00 seconds. 
Model of a shared transmission channel for future wireless communication systems
Sedláček, David ; Polák, Ladislav (referee) ; Kratochvíl, Tomáš (advisor)
The main objective of the thesis was to study modern and upcoming wireless systems and their coexistence in a shared transmission channel. Based on the knowledge gained, the design of a simplified transmission channel was implemented. The model was created in Matlab using several available extensions. The correctness of the model was verified at the end by laboratory measurements.
Internet of Things Device Based on Thread and 6LoWPAN
Piškula, David ; Nosko, Svetozár (referee) ; Musil, Petr (advisor)
Internet of Things is among the newest phenomena of information technologies. This work describes the evolution and future of the Internet of Things and provides an overview of its current applications, then summarize the communication interfaces and protocols usable for the creation of the Internet of Things. The main focus is put especially on the IEEE 802.15.4 standard, 6LoWPAN protocol and the Thread technology. It also explains the term of Cloud Computing, platforms that are providing it and related types of databases. The design, implementation and testing of a Thread based solution are part of this thesis.
Communication assembly for optical cableless linking
Kapuš, Martin ; Kovář, Jan (referee) ; Kolka, Zdeněk (advisor)
This Graduate Thesis is about communication module for optical wireless network. This device read data from RS232 port and two analog inputs and sends it through internet to a remote Computer. Furthermore allows voice communication between local user on module and user on remote computer. Device allows communication with standard headphones and microphone, or with Bluetooth handsfree. Basic part is microprocessor MCF5223 and Bluetooth Ezurio BISM II module. Control program has been written in C language. Printed circuit is created by EAGLE program. This device is managed via web interface and settings have been stored into EEPROM memory. Work contains description of separately parts and blocks, source code of program, description of source code and printed circuit designs.
Portable music player
Rozsíval, Adam ; Šotner, Roman (referee) ; Dřínovský, Jiří (advisor)
The thesis deals with the project of a portable music player with an amplifier in the class D. The device is powered up by connected power supply unit, eventually by built-in accumulator. Audio signal is played by bluetooth module, sound card or headphone output. Switching inputs and power supply of the accumulator is managed by a micro-controller. A correction equalizer for sound control is also embedded in the booster. All peripheries are put into a wooden baffle board. The sound is reproduced by a pair of loudspeakers.
FM Transmitter on Rasberry Pi
Kohoutek, Jan ; Bidlo, Michal (referee) ; Vašíček, Zdeněk (advisor)
Aim of this bachelor thesis is to desing and implement player, which will be able to play its own files in FM band. The player consists of transmitter based on Rapsberry Pi and mobile application that allows wireless control of this player. Technical report is divided into three main parts. The initial part describes technologies for transmission of audio signal in FM band. Followed by description of suggested solution and its implementation. Concluding part describes the designed prototype and assesment of its parameters.
A Wirelessly-controlled Set of Light Controllers for Live Performance
Pecháček, Jakub ; Kledrowetz, Vilém (referee) ; Šťáva, Martin (advisor)
This paper describes the design and manufacture wirelessly controlled set of light cont- rollers. They will find their place in the theater for live performances or non-traditional dance ensembles. The result of this work will ensure full control over the controlled lights and provide them power over live performance.
Analysis of Attacks with Mobile Device Pwn Phone
Holubec, Petr ; Malinka, Kamil (referee) ; Aron, Lukáš (advisor)
This thesis deals with the safety of wireless networks and used protocols. The aim is to describe chosen network attacks and demonstrate the feasibility of using the device Pwn Phone. It will also be implemented a system consisting of a mobile application and a server component allowing execution of NFC relay attack on contactless credit cards. System will be tested in real world and evaluation of the success in different conditions will also be part of the thesis.
Restaurant Menu for Mobile Phones with Bluetooth
Dzurňák, Tomáš ; Letko, Zdeněk (referee) ; Novosad, Petr (advisor)
The goal of this thesis is to design and implement an application for a mobile phone and a desktop computer, which provides ability to browse a restaurant menu and to make orders. The desktop computer provides information from the restaurant menu and manages new orders. The desktop application is able to communicate with more mobile phones simultaneously. The communications between the mobile phone and the computer is realized with Bluetooh wireless technology. The user interface of the mobile application is designed user-friendly and available in plenty languages. There are suggestions for future development of this project in the end.
Remote Control for Home Automation
Polgár, Václav ; Kočí, Radek (referee) ; Hanáček, Petr (advisor)
This bachelor's thesis deals with design and implementation of system for remote control of home appliances. The resulting control system involves the simple application that uses Bluetooth wireless technology to communicate with hardware components which can operate the appliances working on the infra principle.
Handset based computer control
Kovář, Jan ; Kouřil, Jiří (referee) ; Polívka, Michal (advisor)
The master's thesis is focused on Java based solution of remote PC control using a mobile phone. Application is made up of client and server, which are communicating via Bluetooth interface. The client represents a mobile application (MIDlet) and commands sent to the server. Server, run on a computer (with any operating system), read these orders and evaluate their algorithms to control the PC. The issue of the draft text is divided into two units, each of them describes just one part of the application. The client describes its functionality. It is also fully examines the structure of mobile application programmed in Java ME, together with the most important methods of this code. Text dealing with the server part describes its activities as well as individual options utilization. It describes the structure of the server application which is programmed in Java SE. There are also a description of the most important methods of the Java SE code. This thesis gives the results of both components of the application that allow to remotely control the computer and especially the presentation. The application was properly debugged and tested, and form a functional multiplatform software.

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