RU2013100642A - METHOD FOR DETERMINING SPATIAL DISTRIBUTION OF IONOSPHERIC INHOMOGENEITIES - Google Patents
METHOD FOR DETERMINING SPATIAL DISTRIBUTION OF IONOSPHERIC INHOMOGENEITIES Download PDFInfo
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- RU2013100642A RU2013100642A RU2013100642/07A RU2013100642A RU2013100642A RU 2013100642 A RU2013100642 A RU 2013100642A RU 2013100642/07 A RU2013100642/07 A RU 2013100642/07A RU 2013100642 A RU2013100642 A RU 2013100642A RU 2013100642 A RU2013100642 A RU 2013100642A
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- signal
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- ionospheric
- probing
- spatial distribution
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Position Fixing By Use Of Radio Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Способ определения пространственного распределения ионосферных неоднородностей, включающий зондирование ионосферы сигналом передатчика, прием зондирующего сигнала с помощью приемника, отличающийся тем, что зондирующий сигнал представляет собой широкополосный линейно-частотно-модулированный сигнал (ЛЧМ-сигнал), прием излученного широкополосного ЛЧМ-сигнала осуществляют синхронно с передачей, измеряют дистанционно-частотные (ДЧХ) и угловые частотные (УЧХ) характеристики всех принятых сигналов, затем на основе ионосферной модели и измеренных ДЧХ и УЧХ проводят расчеты характеристик прямого сигнала, распространяющегося по дуге большого круга между передатчиком и приемником, корректируют ионосферную модель до совпадения измеренных и расчетных характеристик прямого сигнала, после чего для скорректированной ионосферной модели и данных измерений ДЧХ и УЧХ рассеянного сигнала проводят расчеты характеристик рассеянного сигнала до совпадения измеренных и расчетных данных, и по ним для всего массива измеренных данных по параметрам принятого рассеянного сигнала (частота-задержка-азимут-угол места) определяют пространственное распределение ионосферных неоднородностей, ответственных за рассеяние: высоту h и географические координаты (широту φ и долготу λ) подионосферной области рассеяния.A method for determining the spatial distribution of ionospheric inhomogeneities, including probing the ionosphere with a transmitter signal, receiving a probing signal using a receiver, characterized in that the probing signal is a broadband linear frequency-modulated signal (LFM signal), receiving the emitted broadband LFM signal in synchronization with transmission, measure the distance-frequency (DCH) and angular frequency (UHF) characteristics of all received signals, then based on the ionospheric model and and measured DF and UFC, calculate the characteristics of the direct signal propagating along the large circle arc between the transmitter and the receiver, adjust the ionospheric model to match the measured and calculated characteristics of the direct signal, and then for the adjusted ionospheric model and measurement data of the DFC and UFC of the scattered signal signal until the measured and calculated data coincide, and for them for the entire array of measured data according to the parameters of the received scattered signal (often -delay-and azimuth-elevation) determining the spatial distribution of ionospheric inhomogeneities responsible for scattering: height h and geographical coordinates (latitude φ and longitude λ) podionosfernoy scattering region.
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RU2013100642/07A RU2529355C2 (en) | 2013-01-09 | 2013-01-09 | Method of determining spatial distribution of ionospheric inhomogeneities |
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RU2013100642/07A RU2529355C2 (en) | 2013-01-09 | 2013-01-09 | Method of determining spatial distribution of ionospheric inhomogeneities |
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RU2013100642A true RU2013100642A (en) | 2014-07-20 |
RU2529355C2 RU2529355C2 (en) | 2014-09-27 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105242274A (en) * | 2015-10-26 | 2016-01-13 | 南昌大学 | Ionosphere non-coherent scatter radar differential phase detection method |
CN110531346A (en) * | 2019-07-11 | 2019-12-03 | 西安电子科技大学 | Distort Method of Radar Signal Modeling under time-varying plasma sheath |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2626404C1 (en) * | 2016-07-12 | 2017-07-27 | федеральное государственное автономное образовательное учреждение высшего образования "Северо-Кавказский федеральный университет" | Determination method of the nonuniform ionosphere electron density high level profile |
RU2650196C1 (en) * | 2017-05-03 | 2018-04-11 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Поволжский государственный технологический университет" | Remote sensing system of radio waves transitional distribution for meteoric radio communication |
RU187712U1 (en) * | 2018-05-23 | 2019-03-15 | федеральное государственное автономное образовательное учреждение высшего образования "Северо-Кавказский федеральный университет" | A device for determining the error of tracking the time of arrival of a navigation radio signal during its propagation through artificial ionospheric formation |
RU2697433C1 (en) * | 2018-10-26 | 2019-08-14 | Федеральное Государственное Бюджетное Учреждение "Институт Прикладной Геофизики Имени Академика Е.К. Федорова" (Фгбу "Ипг") | Method for automatic determination of ionospheric layers parameters by ionograms |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2251713C1 (en) * | 2003-08-12 | 2005-05-10 | Заренков Вячеслав Адамович | Method nd device for measuring electron concentration at specific region of ionosphere |
RU2403592C1 (en) * | 2009-03-30 | 2010-11-10 | Государственное образовательное учреждение высшего профессионального образования "Ставропольский военный институт связи ракетных войск" Министерства обороны Российской Федерации | Method of determining values of intensity of ionosphere irregularities from vertical probing data |
RU2421753C1 (en) * | 2010-02-19 | 2011-06-20 | Владимир Михайлович Смирнов | Method of determining ionosphere characteristics and device for realising said method |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105242274A (en) * | 2015-10-26 | 2016-01-13 | 南昌大学 | Ionosphere non-coherent scatter radar differential phase detection method |
CN105242274B (en) * | 2015-10-26 | 2017-11-03 | 南昌大学 | ionosphere incoherent scattering radar differential phase detection method |
CN110531346A (en) * | 2019-07-11 | 2019-12-03 | 西安电子科技大学 | Distort Method of Radar Signal Modeling under time-varying plasma sheath |
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RU2529355C2 (en) | 2014-09-27 |
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