Казанский (Приволжский) федеральный университет, КФУ
КАЗАНСКИЙ
ФЕДЕРАЛЬНЫЙ УНИВЕРСИТЕТ
 
USING ANDROID SMARTPHONES WITH DUAL-FREQUENCY MULTI-GNSS RECEIVER TO MEASURE THE TOTAL ELECTRON CONTENT OF THE IONOSPHERE
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2021
Языканглийский
  • Загретдинов Ренат Вагизович, автор
  • Когогин Денис Александрович, автор
  • Насыров Игорь Альбертович, автор
  • Максимов Денис Сергеевич, автор
  • Библиографическое описание на языке оригинала Kogogin D.A. Using Android smartphones with dual-frequency multi-GNSS receiver to measure the total electron content of the ionosphere / D.A. Kogogin, I.A. Nasyrov, D.S. Maksimov, R.V. Zagretdinov // Journal of Physics: Conference Series. 2021 Russian Open Scientific Conference on Modern Problems of Remote Sensing, Radar, Wave Propagation and Diffraction, - MPRSRWPD 2021. - 1991(1),012025. - DOI: 10.1088/1742-6596/1991/1/012025
    Аннотация The results of raw GNSS data recorded using a Xiaomi Mi 8 android smartphone equipped with a dual-frequency GNSS module BCM47755 capable of receiving and processing signals from the GPS, Galileo, QZSS systems in the L1 and L5 frequency sub-bands are presented in the paper. The indices of ionospheric activity that as variations in the relative slant total electron content, the rate of total electron content, the rate of total electron content index, root-mean-square deviation of relative slant total electron content on the base of raw GNSS data are calculated. A comparison study of the data obtained with the data from the KZN2 station of the International GNSS Service network, equipped with a professional GNSS receiver of a geodetic class is carried out. It is shown that the median value of signal strength at frequencies L1 and L5 for the data obtained from the satellites G08, G10, G27, G32, E09 on the Xiaomi Mi 8 smartphone is ≈ 5-25% lower than data from the KZN2 station. The indices of ionospheric activity registered by the Xiaomi Mi 8 smartphone have a higher signal-to-noise ratio in comparison with the data of the KZN2 station. Median levels of variations of the relative slant TEC, ROT, ROTI, and RMSTEC obtained by the Trimble Alloy receiver at KZN2 station were 4570% lower than that for the Xiaomi Mi 8 smartphone. Nonetheless, the possibility of registering the indices of ionospheric activity such as relative slant total electron content and others based on dual-frequency raw GNSS measurements (primarily carrier-phase and pseudorange) of GNSS signals received by smartphones opens up prospects for attracting as wide a community as possible for collecting GNSS data and monitoring the ionosphere.
    Ключевые слова Diffraction; Electrons; Geodetic satellites; Global positioning system; Ionosphere; Ionospheric measurement; Radar; Remote sensing; Signal receivers; Signal to noise ratio; Smartphones
    Название журнала Journal of Physics: Conference Series
    URL https://www.scopus.com/record/display.uri?eid=2-s2.0-85114212432&origin=resultslist&relpos=0&sort=plf-f&src=s&st1=Nasyrov&st2=I.A.&nlo=1&nlr=20&nls=count-f&sid=3e02129f04567dad8eb05727e206252e&sot=anl&sdt=aut&sl=36&s=AU-ID%28%22Nasyrov%2c+Igor+A.%22+6603373004%29&citeCnt=0&searchTerm=
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