Search Results - "Gorbunov, ME"

Statistically average atmospheric bending angle model based on COSMIC experimental data by Gorbunov, M. E., Shmakov, A. V.

“…The retrieval of profiles of meteorological variables from radio occultation observations requires knowledge of bending angle profiles up to heights of no less…”
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Canonical transform method for processing radio occultation data in the lower troposphere by Gorbunov, M. E.

“…The methods of processing radio occultation data in multipath zones which were used up to now have very strong restrictions of the applicability. In this…”
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Spectral analysis of ionospheric disturbances in the phase delay and radio signal amplitude at limb paths according to the COSMIC data in periods of solar activity by Shmakov, A. V., Gorbunov, M. E.

“…Based on more than 4500 sessions of radio transillumination of Earth’s atmosphere along the satellite–atmosphere–satellite path obtained in the COSMIC…”
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Application of Wigner distribution function for analysis of radio occultations by Gorbunov, M. E., Lauritsen, K. B., Leroy, S. S.

“…We present the Wigner distribution function (WDF) as an alternative to radio holographic (RH) analysis in the interpretation of radio occultation (RO)…”
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Analysis of wave fields by Fourier integral operators and their application for radio occultations by Gorbunov, M. E., Lauritsen, K. B.

“…Fourier integral operators (FIOs) are used for constructing asymptotic solutions of wave problems and for the generalization of the geometrical optics…”
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Variations of ionospheric fluctuations of phase delay depending on solar activity: Data of the COSMIC experiment by Gorbunov, M. E., Shmakov, A. V.

“…We present the results of processing and analysis of more than 4500 events of radio occultation sounding of the Earth’s atmosphere observed in the course of…”
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Radio holographic filtering, error estimation, and quality control of radio occultation data by Gorbunov, M. E., Lauritsen, K. B., Rhodin, A., Tomassini, M., Kornblueh, L.

“…Processing of radio occultation data requires filtering and quality control for the noise reduction and sorting out corrupted data samples. We introduce a…”
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Ionospheric correction and statistical optimization of radio occultation data by Gorbunov, Mikhail E.

“…One of the most significant error sources in radio occultation soundings are residual errors of the ionospheric correction originating from small scale…”
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Radio-holographic analysis of Microlab-1 radio occultation data in the lower troposphere by Gorbunov, M. E.

“…The interpretation of radio occultation data in the lower troposphere is a complicated problem due to strong multipath effects. This problem can be solved on…”
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Analysis and validation of GPS/MET radio occultation data by Gorbunov, Mikhail E., Kornblueh, Luis

“…This paper describes the results of the statistical comparison of the inversions of GPS/MET radio occultation data with analysis data of the European Centre…”
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Fluctuations of radio occultation signals in X/K band in the presence of anisotropic turbulence and differential transmission retrieval performance by Gorbunov, M. E., Kirchengast, G.

“…We investigated amplitude fluctuations and differential transmission errors for radio occultation (RO) measurements performed in X/K band for Low‐Earth Orbiter…”
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A ray-tracing operator and its adjoint for the use of GPS/MET refraction angle measurements by Zou, X., Vandenberghe, F., Wang, B., Gorbunov, M. E., Kuo, Y.‐H., Sokolovskiy, S., Chang, J. C., Sela, J. G., Anthes, R. A.

“…The development of small, high‐performance instruments to receive Global Positioning System (GPS) signals has created an opportunity for active remote sounding…”
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Microlab-1 experiment: Multipath effects in the lower troposphere by Gorbunov, Mikhail E., Gurvich, Alexander S.

“…Interpretation of the Doppler‐shifted radio frequencies from the proof‐of‐concept GPS/MET radio occultation experiment is impeded by the effects of multipath…”
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Processing X/K band radio occultation data in the presence of turbulence by Gorbunov, M. E., Kirchengast, G.

“…Canonical transform (CT) and full‐spectrum inversion (FSI) methods can be used in processing radio occultation data to retrieve transmission profiles, which…”
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Comparative analysis of radio occultation processing approaches based on Fourier integral operators by Gorbunov, M. E., Benzon, H.-H., Jensen, A. S., Lohmann, M. S., Nielsen, A. S.

“…We analyze and compare two approaches to processing radio occultation data: (1) canonical transform method and (2) full spectrum inversion method. We show that…”
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Analysis and validation of Challenging Minisatellite Payload (CHAMP) radio occultation data by Gorbunov, M. E., Kornblueh, L.

“…We performed statistical comparisons of data from Challenging Minisatellite Payload (CHAMP) with European Centre for Medium‐Range Weather Forecasting (ECMWF)…”
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Simulation studies of GPS radio occultation measurements by Beyerle, G., Gorbunov, M. E., Ao, C. O.

“…The atmospheric propagation of GPS signals under multipath conditions and their detection are simulated. Using the multiple phase screen method, C/A‐code…”
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An asymptotic method of modeling radio occultations by Gorbunov, M.E.

“…A short-wave asymptotic method of modeling radio signals registered during radio occultation experiments is discussed. The method uses the theory of Fourier…”
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Correction to “Radio-holographic analysis of Microlab-1 radio occultation data in the lower troposphere” by Gorbunov, M. E.

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Radioholographic analysis of radio occultation data in multipath zones by Gorbunov, Mikhail E.

“…Numerical simulations of radio occultation experiments indicate that the effect of multipath propagation and diffraction must play a very significant role in…”
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