GNSS polarized signal forward modeling method and system suitable for light rain magnitude
The invention discloses a GNSS polarized signal forward modeling method and system suitable for light rain magnitude; the rainfall rate of light rain is less than or equal to 2.5 mm/h, and the method comprises the steps: obtaining rainfall information in a light rain area to be measured, wherein a G...
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| creator | QIAO HAO CAI YUERONG HUANG FEIXIONG WANG DONGWEI DU QIFEI XIA JUNMING MENG XIANGGUANG LIU CONGLIANG HU PENG LIU CHENG BAI WEIHUA SUN YUEQIANG WU CHUNJUN CAO GUANGWEI CHENG SHUANGSHUANG YIN CONG LI FU LI WEI TAN GUANGYUAN WANG XIANYI LIU LIJUN SU DOUDOU |
| description | The invention discloses a GNSS polarized signal forward modeling method and system suitable for light rain magnitude; the rainfall rate of light rain is less than or equal to 2.5 mm/h, and the method comprises the steps: obtaining rainfall information in a light rain area to be measured, wherein a GNSS polarization radio occultation event occurs in the light rain area, and the ray path of occultation passes through the rain area; respectively establishing a raindrop shape model and a raindrop spectrum distribution model; calculating the relative complex permittivity of raindrops; calculating the horizontal polarization forward scattering amplitude and the vertical polarization forward scattering amplitude of a single raindrop in combination with the raindrop shape model; calculating differential phase delay according to the raindrop spectrum distribution model and the horizontal polarization forward scattering amplitude and the vertical polarization forward scattering amplitude of the single raindrop; and int |
| format | Patent |
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the rainfall rate of light rain is less than or equal to 2.5 mm/h, and the method comprises the steps: obtaining rainfall information in a light rain area to be measured, wherein a GNSS polarization radio occultation event occurs in the light rain area, and the ray path of occultation passes through the rain area; respectively establishing a raindrop shape model and a raindrop spectrum distribution model; calculating the relative complex permittivity of raindrops; calculating the horizontal polarization forward scattering amplitude and the vertical polarization forward scattering amplitude of a single raindrop in combination with the raindrop shape model; calculating differential phase delay according to the raindrop spectrum distribution model and the horizontal polarization forward scattering amplitude and the vertical polarization forward scattering amplitude of the single raindrop; and int</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | ANALOGOUS ARRANGEMENTS USING OTHER WAVES CALCULATING COMPUTING COUNTING DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES ELECTRIC DIGITAL DATA PROCESSING LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING METEOROLOGY PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING |
| title | GNSS polarized signal forward modeling method and system suitable for light rain magnitude |
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