Efficiency study of algorithms applied in DVB-T/DVB-T2 systems at presence of phase noise
Measures to ensure the quality of technical operation of digital terrestrial television broadcasting. Requirements for quality maintenance terrestrial television. The permissible norms a phase noise. The calculation algorithms for digital switching.
Подобные документы
- 101. Smart antenna application for satellite communication systems with space division multiple access
Two different beamforming approaches in space division multiple access for mobile satellite communications: switched-beam antennas and adaptive array antenna systems are considered. The hardware implementation of adaptive algorithm is considered as well.
статья, добавлен 04.11.2018 Getting to know the causes and characteristics of the invention of radio. Improved maintenance of mobile phones as the first trade and the available radio and telephone system. General characteristics of the best-known wireless telecommunications.
контрольная работа, добавлен 02.04.2014Рассмотрение современного вредоносного программного обеспечения для гаджетов на платформе Android, iOS. Критерии выбора оптимального телефона. Анализ наиболее опасных вирусов на OC Android. Изучение особенностей функционирования "Operation Pawn Storm".
статья, добавлен 07.01.2016The concept and the basic principles of electronics as a scientific field, the history of its development and modern achievements. Classification and types of antennas, basics principles of operation. The materials used in the manufacture of antennas.
учебное пособие, добавлен 25.11.2013Familiarization with the concept of field-effect transistors. Laying out circuit boards and mounting RF devices. Classes of operation, forms of modulation, biasing, and operating in a pulse mode. The basic factors affecting low power amplifier design.
учебное пособие, добавлен 25.11.2013Discussion of traffic and determining the load transport system. Investigation of the general operation of the network and telephone service. Daily measurement methods and normal and high load traffic intensities. Using statistical analysis and modeling.
статья, добавлен 21.01.2014The change in electrical and photoelectric properties of heterojunctions depending on thermal processing conditions shows that the volume charge layer expands due to the presence of acceptor levels near the surface. The increase in photoresponse.
статья, добавлен 15.09.2024The development of telecommunications in our time. Satellite communications: the principle of operation and scope. The development of the Internet, a global computer network and its use. Further prospects for the development of communication in the world.
презентация, добавлен 11.09.2012The simplest scheme of the valve stage is a outline with an intermediate DC circuit and a gate converter. The asynchronous-valve cascade provides the types of protection and interlocks from. The applied control scheme for regulating the speed of movement.
статья, добавлен 15.08.2017Fiber optic gyro, metallic resonator Coriolis vibratory gyro main accuracy parameters are compared. Manufacturers of the analyzed gyros are from Russia (FOG) and Ukraine (CVG). Bias components calculation at stable temperature are also given and compared.
статья, добавлен 26.07.2016Functional requirements for a smartphone - a mobile phone with an advanced mobile operating system, which combines the functions of a personal computer with other features that are useful for mobile or portable use. The software of the mobile device.
контрольная работа, добавлен 08.12.2015Features of online communication, the main tools for organizing polite communication. Analysis of speech etiquette as a system of norms and rules of speech behavior. Implementation of several communication tactics. Emotional comfort in online communities.
статья, добавлен 11.03.2021Two large groups of sources of uncertainty at various stages of construction of neural networks. These groups are discussed in the article and recommend action’s for their reduction have been proposed. The process of diagnostic sand prognostication.
статья, добавлен 22.12.2016Problems of the medical industry in China at present. Development of an automatic online system for sorting free medical texts in Chinese collected from Chinese platforms. Technical characteristics and prospects of their use for predicting diseases.
дипломная работа, добавлен 16.07.2020History of development of telecommunication systems and networks. The main objective of their development and application for various public purposes. Development of a remote workstation and the inclusion of disabled people in the sphere of production.
статья, добавлен 14.10.2013The problem of object detection and recognition, namely, its solution without the use of expensive, resource-intensive and complex data collection and processing systems, with the possibility of its mobility, ease of installation and initial setup.
статья, добавлен 16.08.2021The developed antenna system for use in measuring equipment. A technical description of the antenna system. The results of measurements and their comparison with the results obtained with the help of standard antennas included in the measuring equipment.
статья, добавлен 27.07.2021Mathematical approach to problems in signal interpretation with using the methods for texture identification, segmentation, template matching, pattern recognition. Fundamental basics about analog and discrete signals, linear systems, Fourier transforms.
книга, добавлен 25.11.2013The construction of electronic equipment principal schemes of communication systems and their workability control. Introduction to schematic capture. Working with multiple circuit windows. Simulation running indicator. Adding miscellaneous text, comment.
методичка, добавлен 11.10.2014The technique of identification of the mechanical backlash of navigational equipment test table is considered as means for certification requirements verification. Identification procedures of mathematical model of mechanical backlash are considered.
статья, добавлен 22.12.2016The concept and basics functional features of the electronic control systems, their internal structure and the relationship between elements. Of the practical application of these devices. The terminal characteristics of electronic control devices.
учебное пособие, добавлен 25.11.2013Use of a computer-based decision support system by health services for emergency first aid. Information and communication technologies as technical assistants in solving problems faced by healthcare services in optimizing the process of patient care.
статья, добавлен 03.09.2024Mobile devices use Wi-Fi for Internet connectivity. Low cost access points are required to allow data collection from of the Wi-Fi networks. These access points are part of hardware and software based solution that monitors of the various mobile devices.
статья, добавлен 06.05.2018Advances in electronic and optoelectronic terahertz devices. Rain attenuation as one of the most serious obstacles to overcome for imaging and sensing systems to detect hazardous things using a terahertz waves above 300 GHz because of its masking action.
научная работа, добавлен 26.06.2012- 125. Интернет-телефония
Обоснование целесообразности внедрения новой технологии предоставления услуг связи на базе IP-телефонии. Понятие и история развития IP-телефонии. Технические и экономический аспекты данного вида связи. Оборудование для Интернет-телефонии Cisco Systems.
курсовая работа, добавлен 22.05.2014