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63 research outcomes, page 1 of 7
  • publication . Article . 2018
    Open Access Russian
    Authors:
    A. A. Monakov;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>In multilateration systems, Bancroft algorithm is often used to estimate the location of objects. This algorithm is synthesized for satellite navigation systems. The algorithm allows to obtain the location estimation by means of direct method and does not requir...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    A. A. Bludov; G. A. Gorbatovskij; V. S. Pavlov; A. F. Suvorov;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p><jats:underline>The article proposes a solution of a problem of polarization error compensation for radar object direction finding by means of conical scan method. The solution is considered at signal processing level that makes possible to avoid polarization li...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    O. V. Kuharskaya; E. Z. Savin;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>The article is aimed at specifying criteria of synchronization signal inaccuracy when DVB-T2 system local content re-placement cannot be carried out. Some settings of digital information stream are set as the initial data. The first part of the article specifies...

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  • publication . Article . 2020
    Open Access Russian
    Authors:
    M. T. Magrupova; Yo. T. Talatov;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p><jats:bold>Introduction.</jats:bold> Cardiovascular disease occupies an important place throughout the world, which necessitates the development of more effective modern means of diagnosis and treatment. The primary diagnosis of heart disease is based on analysi...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    Roman E. Semernya; Sergey Chernyshev; Artem Vilenskiy; Eduard O. Mozharov;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>This paper considers an algorithm for development of the sixth order compact microstrip bandpass filters with quasi-elliptic characteristics. The proposed technique is applied for synthesis of two filters for the L- and X-band. The recursive computational approa...

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  • publication . Article . 2018
    Open Access Russian
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>The object of the study is acoustic metamaterial, which is a steel matrix with a periodic two-dimensional system of cylindrical cavities filled with hydrocarbon mixture. The induced resonances of fluid in cylindrical cavities of the periodic structure are studie...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    Mokhammed A. Al-Ghaili; Alexander N. Kalinichenko; Mokhammed R. Qaid;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>This paper considers one of the challenging tasks during surgical procedure, i.e. depth of anasthesia estimate. The purpose of this paper is to investigate the effect of the analyzed EEG signal fragment duration on the accuracy of anesthesia level estimate using...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    D. S. Borovitsky; A. E. Zhesterev; V. P. Ipatov; R. M. Mamchur;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>Satellite altimeters play a key role in Earth remote sensing programs. To attain a centimeter accuracy level within the limited energy budget the altimeter probing signal should have a processing gain of the order of tens of thousands. Un-der such circumstances ...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    Natalya A. Obukhova; Alexander A. Motyko; Alexander A. Pozdeev;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    <jats:p>The purpose of this research is to create new automatic methods for endoscopic image digital processing, ensuring their high ergonomics and the possibility of effective use in clinical decision support systems. As the result of investigation, the following metho...

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  • publication . Article . 2018
    Open Access Russian
    Authors:
    M. L. Maslakov; M. S. Smal;
    Persistent Identifiers
    Publisher: Saint Petersburg Electrotechnical University "LETI"

    The possibilities  of increasing  the data  rate of adaptive HF communication systems by reducing  redundancy in the  form  of test  signals  used  for its operation are  considered. The problem is currently  pressing  due  to increasing  demands of modern adaptive data...

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63 research outcomes, page 1 of 7