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167 research outcomes, page 3 of 17
  • publication . Article . 2019
    Open Access
    Authors:
    Volkov, Vladimir Yu.; Markelov, Oleg A.; Bogachev, Mikhail I.;
    Persistent Identifiers
    Publisher: St. Petersburg Electrotechnical University LETI

    Introduction. Detection, isolation, selection and localization of variously shaped objects in images are essential in a variety of applications. Computer vision systems utilizing television and infrared cameras, synthetic aperture surveillance radars as well as laser an...

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  • publication . Article . 2020
    Open Access Russian
    Authors:
    Baranov, Aleksander V.;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. Coupled two- or three-wire microstrip lines are often used to reduce a phase noise of voltage-controlled oscillators (VCOs). Unfortunately, the phase noise was not optimized depending on the lengths of a three-wire coupled microstrip lines. Aim. For the th...

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  • publication . Article . 2020
    Open Access
    Authors:
    Tupitsyn, Alexander D.;
    Persistent Identifiers
    Publisher: St. Petersburg Electrotechnical University LETI

    Introduction. Measurement systems for research of telecommunication devices and of their elements are difficult to maintain and expensive. Therefore when possible, its may be replaced by virtual measurement systems (VMS), which allow one to perform measurements based on...

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  • publication . Article . 2019
    Open Access Russian
    Authors:
    Alexander Maltsev; Valentin Seleznev; Alexander S. Rulkov; Olesya Bolkhovskaya;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. Currently, one of the most promising approaches of the 5th generation mobile wireless systems development is the deployment of heterogeneous networks based on existing LTE cellular systems with large and small cells. The main elements of such networks can ...

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  • publication . Article . 2019
    Open Access Russian
    Authors:
    Dmitry Lukyanov; Alexander M. Boronakhin; Sergey Shevchenko; Mariya A. Khivrich; Temurmalik A. Amirov;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. Diagnostic systems are designed to monitor the condition of operational components (for example, on the railway). It is imperative that micro-electromechanical systems (MEMS) equipped with acceleration sensors (accelerometers) be used as part of measuring ...

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  • publication . Article . 2019
    Open Access
    Authors:
    Borodin, Mikhail A.; Mikhaylov, Vyacheslav N.; Filippova, Polina A.;
    Persistent Identifiers
    Publisher: St. Petersburg Electrotechnical University LETI

    Introduction. Doppler spectra of signals which are scattered from sea surface and received by radar is used in oceanology and ecological monitoring applications. Existing models of Doppler spectra have the limitation of application because they are based on empirical da...

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  • publication . Article . 2019
    Open Access Russian
    Authors:
    Ivanov, Viktor E.; En Un, Chye;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. In modern experimental technology, the direction associated with the development of information-measuring systems for recording, pre-processing and analyzing excess low-frequency noise (flicker noise) is well known. Currently, such measuring systems are ma...

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  • publication . Article . 2020
    Open Access Russian
    Authors:
    Bahchevnicov, V. V.;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. Remote monitoring of layered underlying surfaces is an urgent task. To assess the performance of new algorithms for processing the radar signal reflected from the surfaces, full-scale tests are required. As their carrying out demands big expenses, simulati...

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  • publication . Article . 2019
    Open Access Russian
    Authors:
    Mikhail R. Ainbund; Denis E. Mironov; Andrey V. Pashuk; V. I. Zubkov; A. V. Solomonov; Vladimir V. Zabrodskii; Andrey Nikolaev;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. In recent decades, in the field of photoelectronics, special attention has been paid to the development of semiconductor matrix photodetectors. These detectors have become an effective alternative to existing television receiving systems. Among such device...

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  • publication . Article . 2019
    Open Access Russian
    Authors:
    Al-Ghaili, Mokhammed A.; Kalinichenko, Alexander N.;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    Introduction. Monitoring of the depth of anesthesia during surgery is a complex task. Since electroencephalogram (EEG) signals contain valuable information about processes in the brain, EEG analysis is considered to be one of the most useful methods for study and assess...

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167 research outcomes, page 3 of 17