Energy losses in piezoceramic resonators and its influence on vibration’s characteristics

Analysis of achievements in the problem of energy loss in piezoceramic resonators. A description of the methodology of experimental determination of loss factors energy and communications, mechanical quality factor at resonance and anti-resonance.

Подобные документы

  • 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

  • Fluctuations level against wind conditions. K-factor estimation as a function of range. The concept of a forward scattering micro-sensors radar network for situational awareness. Vegetation clutter spectral properties in VHF/UHF bistatic doppler radar.

    статья, добавлен 19.07.2021

  • The theoretical principles of mobile application design development are analyzed. The method of creating a design of a mobile application for people who lead an active lifestyle is proposed. The need to develop a detailed prototype of the final product.

    статья, добавлен 06.06.2023

  • Requirements for electronic equipment, for the quality and reliability of each element of the product. An overview of methods for creating a web application with a database and information about the reliability of computing and telecommunication systems.

    статья, добавлен 07.08.2020

  • Presents new and improved method of marking speech signals. The method is based on the use condition Gelder for the speech signal spectrum. Features of the method are its accuracy during decoding of the watermark and independence from the source data.

    статья, добавлен 20.01.2017

  • Description of crowdsourcing technologies of public communication in global and regional modern political spaces. Their significance as a means of peaceful, non-violent conflict resolution and reduction of social tensions in various parts of the world.

    статья, добавлен 21.01.2022

  • Development an approach of routing control which does not demand any special facilities of the ISP or telecommunication channels. The 2-criteria model of the routing tables estimation and the real-time algorithm for the corresponding optimization problem.

    статья, добавлен 13.02.2018

  • Making the Project Studio Pay for Itself. Live/On-Location Recording: A Different Animal. Loudness Levels: The Decibel (dB). Primary Factors Governing Studio and Control Room Acoustics. Microphones: Design and Application. Speaker and Room Considerations.

    учебное пособие, добавлен 25.11.2013

  • Familiarization 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 25.11.2013

  • Design of complex large-scale systems. Multilevel multiobjective optimization methodology that can be implemented in the computer-aided design software for technical means optimal choice. Scheme of the simulation table for navigation equipment testing.

    статья, добавлен 14.09.2016

  • The 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 16.08.2021

  • Реализация в среде MATLAB 7.8 R 2009 a формальных методов оценки изображений Picture Quality Scale и Multi-Scale Structural Similarity. Оценка качества изображений с помощью субъективных и объективных методов на наборе тепловизионных изображений.

    статья, добавлен 19.05.2018

  • Description wireless near field as trends in the development of applications for mobile devices. Features use of wireless communication for electronic payments, communication between the communication. Device communication and "smart" marketing posters.

    статья, добавлен 27.09.2016

  • The 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 27.07.2021

  • The transmission line overload as the relevant problem for the distribution network of the Moscow Power System. Development of the device LOLA Institute ESP, use his logic to the microprocessor devices. Parameter calculations, the scope of LOLA.

    статья, добавлен 23.06.2013

  • Models of neuron. Networks architectures. Credit assignment problem. Relation between perceptron and Bayes classifier for a Gaussian environment. Output representation and decision rule. Generalized Radial-Basis function networks. Maximum entropy method.

    книга, добавлен 09.09.2012

  • Heat transfer of phonons with a generalized model of Landauer-Datta-Lundstrom. A quantitative description of the transport processes for any size resistors in ballistic, quasi-ballistic and diffuse linear modes. The crystal lattice thermal conductivity.

    статья, добавлен 30.07.2016

  • Characteristics of different technologies, printed electronics, focused on the needs of the optimal circuit applications. Development of new materials and processes for use of the opportunities that exist at the intersection of Economics and engineering.

    статья, добавлен 08.03.2014

  • Are given the method of determination of angular parameters, which is used in micromechanical inertial-satellite systems, constructed by the method of compensation or based on the reduced Kalman filter. Measurement errors of angles are investigated.

    статья, добавлен 22.12.2016

  • Methods of improving channels for the transmission of TV-signals. The algorithm for determining the colour gamut of a digital space. Means of determining the color of a point in the uniform color space. The properties of a adaptive model of channel.

    статья, добавлен 26.03.2016

  • An iterative approach to the construction of second-order numerical methods based on the Liniger-Willaby method with minimal error of discretization is proposed. Improved time and accuracy in the process of determining the characteristics of quartz.

    статья, добавлен 23.10.2020

  • The method X dB using spectrum analyzer, measuring receiver. The possibility of solution problem using SDR platform HackRF One on example emission of digital television. Procedures for emissions were developed on the basis of national normative documents.

    статья, добавлен 14.09.2016

  • A broadband coherent orthomode converter based on a coaxial four-ribbed waveguide for a frequency band of 3.4-5.4 GHz was developed. Each element of the design was separately optimized with CST Microwave Studio. Final modeling of characteristics.

    статья, добавлен 29.09.2016

  • Investigated improving the main characteristics and parameters of the nano devices in case of microprocessors and memory devices. Held extrapolation forecasts improve the parameters nanocircuits. Analyzed the growth of the market of flash memory.

    статья, добавлен 26.06.2016

  • The 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 25.11.2013

Работы в архивах красиво оформлены согласно требованиям ВУЗов и содержат рисунки, диаграммы, формулы и т.д.
PPT, PPTX и PDF-файлы представлены только в архивах.
Рекомендуем скачать работу и оценить ее, кликнув по соответствующей звездочке.