National Repository of Grey Literature 41 records found  previous11 - 20nextend  jump to record: Search took 0.02 seconds. 
Universal Metering Device for LTE Mobile Networks
de Groot, Štefan ; Mašek, Pavel (referee) ; Hošek, Jiří (advisor)
Predmetom diplomovej práce je skúmanie možností realizácie univerzálneho meracieho zariadenia v sieti LTE. Sú popísané základy M2M komunikácie a trendy v IoT. Cieľom práce je nájsť optimálny hardvérový základ, na ktorom následne bude možné konfigurovať LTE modem a získať údaje o stave a kvalite pripojenia k sieti. Následne bude vykonaná séria testov za účelom zmerania parametrov siete a výsledky budú spracované k prezentácii na webovom serveri vo forme grafov.
Performance Analysis of Mobile Networks for M2M Communication
Důbrava, Marek ; Kováč, Dominik (referee) ; Mašek, Pavel (advisor)
This bachelor thesis "The benchmark analysis of mobile network for M2M communication" focuses on theoretical study of M2M devices and third- and fourth-generation mobile networks. The second part of the thesis is devoted to the LTE network overload simulation. The LTE network overload is achieved in two ways: the overload caused by the volume of data transmitted, or the overload caused by devices newly connected to the network. The third part of the thesis deals with the design and simulation improvement of M2M communication in the LTE network. A network simulator OPNET Modeler was used for the simulation.
Applications for Wearable Devices based on Android Wear OS
Šmejkal, Petr ; Zeman, Kryštof (referee) ; Hošek, Jiří (advisor)
The semestral project "Application for Android Wear wearables” describes basic principles of the communication network - M2M (machine to machine), H2H (human to human) and D2D (device to device). It is also focused on wearables especially smart watches, available operation systems for smart watches and system Android, Android Wear. In the practical part is described functionality, design and structure of developed application for Android wear smartwatch.
Implementation of Communication Protocol Wireless M-BUS in Simulation Environment NS-3
Zeman, Kryštof ; Kováč, Dominik (referee) ; Mašek, Pavel (advisor)
The theoretical part of the thesis focuses on history and development of M2M com- munication, Wireless M-Bus protocol and NS-3 Network Simulator. It briefly describes characteristics of M2M communication, Wireless M-Bus and NS3 simulator. Physical and link layer of Wireless M-bus protocol are described in great detail to provide basics needed for understanding and orientation in the topic. Practical part of the thesis is focused on structure of used Simple Wireless module and basic simulation scenerio is built. The scenerio demostrates basic functions of the module.
Universal platform for remote management of IoT devices and visualization of M2M data
Štůsek, Martin ; Hošek, Jiří (referee) ; Mašek, Pavel (advisor)
The aim of this diploma thesis is to create universal application able to visualize M2M data and allows remote management of smart sensors using TR-069 protocol. First part of this thesis contains comprehensive evaluation of TR-069 standard and OSGi platform. Next, extensive analysis of embedded databases with detailed description of SQLite platform is provided. Auto-configuration server genieacs and modus TR-069 client, two parts needed for the proper run of remote configuration, are described in more detail in following section. Practical part of this thesis contains description of all created OSGi bundles together with communication interfaces. Moreover, the description of designed database and developed user interface is given.
Experimental Evaluation of IEEE 802.11ac/ad Wireless Technology Properties
Jošťák, Matej ; Mašek, Pavel (referee) ; Zeman, Kryštof (advisor)
This bachelor work is about experimental verification features of wireless network, with focused on high speed transfers. For measurement was chose standard IEEE 802.11ac/ad. In the theoretical part, we describe the Internet of Things and communications between devices, especially the M2M communication. Then in work follows the chronological description of standard IEEE 802.11. The practical part is about describing the used hardware, after which follow the detailed describe of theoretical and practical realization of application and measurements itself. The last part of work is about measured values, its evaluation and makes conclusions. In the inclosure are source codes of our applications and graphs.
Application for Smart Meter Data Readout with Subsequent Sending to the Central Database
Navrátil, Tomáš ; Mašek, Pavel (referee) ; Zeman, Kryštof (advisor)
This thesis explores new posibilities of using mobile devices, specificaly cell phones and tablets which support the USB OTG feature, to read data from smart electricity meters. To achieve this goal, an application for OS Android was developed in practical part of this thesis. This mobile application communicates with electricity meters via optical sensor serving as serial line and using the DLMS/COSEM standard. Acquired data are saved to a remote database for further use.
Intelligent Energy Measurements for Homeowners' Association Using 5G Networks
Horčička, Patrik ; Možný, Radek (referee) ; Mašek, Pavel (advisor)
Theoretical analysis of IoT communication technologies LPWAN. A more detailed analysis of 5G-IoT technologies in the licensed frequency band, such as NB-IoT and LTE CatM. Comparison of different energy meters (Smartmeters). List of supported application protocols for IoT devices (MQTT, CoAP, LwM2M, DLMS/COSEM) with more detailed information about DLMS/COSEM. Quectel UMTS & LTE EVB kit with BG770A-GL module was used to create the first reference 5G-IoT device. Measuring of radio properties in two locations. Creation of TLS tunnel for communication between server and RPI designed for DLMS/COSEM data.
Intelligent Energy Measurements for Homeowners' Association Using 5G Networks
Horčička, Patrik ; Možný, Radek (referee) ; Mašek, Pavel (advisor)
Theoretical analysis of IoT communication technologies LPWAN. A more detailed analysis of 5G-IoT technologies in the licensed frequency band, such as NB-IoT and LTE Cat-M. List of supported application protocols for IoT devices (MQTT, CoAP, LwM2M, DLMS/COSEM) with more detailed information about DLMS/COSEM. Quectel UMTS \& LTE EVB kit with BG770A-GL module was used to create the first reference 5G-IoT device. Measuring of radio properties in two locations. Creation of TLS tunnel for communication between Virtual computer and RPI designed for DLMS/COSEM data.
Java Implementation of Profinet, Ethernet/IP and Modbus Protocols
Almáši, Marek ; Štůsek, Martin (referee) ; Zeman, Kryštof (advisor)
The aim of the work was to become familiar with the properties, structure and use of industrial protocols and their subsequent implementation. As part of the implementation, it was necessary to observe all the rules and structures of the modbus, profinet and ethernet/IP protocols themselves, as well as the protocols in which they are encapsulated within the OSI model. The implementation was done in java.

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