Aerostat-based integrated occultation and reflection detection integrated device and method

A technology integrating occultation and aerostat, applied in the field of space exploration, can solve the problems of high cost, waste of resources, single function, etc.

Pending Publication Date: 2018-12-07
CMA METEOROLOGICAL OBSERVATION CENT +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] In the existing GNSS remote sensing technology, GNSS occultation detection technology and GNSS-R reflection detection technology cannot be combined to ...

Method used

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  • Aerostat-based integrated occultation and reflection detection integrated device and method
  • Aerostat-based integrated occultation and reflection detection integrated device and method
  • Aerostat-based integrated occultation and reflection detection integrated device and method

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Embodiment 1

[0022] figure 1 This is a schematic structural diagram of an aerostat-based integrated device for integrated occultation and reflection detection provided in Embodiment 1 of the present invention. This embodiment can be applied to use GNSS remote sensing technology to detect relevant elements such as the earth's atmosphere, ocean, and soil. The aerostat-based integrated device for integrated occultation and reflection detection includes an integrated antenna array 1, a GNSS direct antenna 2, a radio frequency signal processing circuit 3, a digital signal processing circuit 4, an anti-fuse FPGA5 and a FLASH memory 6.

[0023] It should be noted that the aerostat-based integrated device for integrated occultation and reflection detection provided in the embodiment of the present invention may be configured on the aerostat to realize the above-mentioned functions of occultation detection and reflection detection, wherein the aerostat It can be a tethered balloon or an airship (g...

Embodiment 2

[0072] figure 2 This is a flow chart of an integrated method for aerostat-based integrated occultation and reflection detection provided in the second embodiment of the present invention. This embodiment can be applied to the use of GNSS remote sensing technology to detect relevant elements such as the earth's atmosphere, ocean, and soil. In the case of the above-mentioned aerostat-based integrated occultation and reflection detection integrated device, the method can be performed.

[0073] The method of this embodiment specifically includes the following steps:

[0074] Step 210, when the anti-fuse FPGA detects the power-on start command, obtains the ground telemetry command to perform command parsing.

[0075] Among them, the anti-fuse FPGA obtains the ground telemetry commands from the ground telemetry bus through the ground telemetry bus interface for command analysis. The ground telemetry commands include: occultation detection and reflection detection full-function sta...

Embodiment 3

[0082] image 3 This is a flowchart of an integrated method for aerostat-based integrated occultation and reflection detection provided in Embodiment 3 of the present invention. This embodiment is further refined on the basis of the previous embodiment, and provides a digital signal processing circuit The specific structure of the anti-fuse FPGA and the specific implementation steps of obtaining the matching bit stream file from the FLASH memory and loading it into the digital signal processing circuit according to the instruction parsing result of the ground telemetry instruction. Combine below image 3 An aerostat-based integrated method for integrated occultation and reflection detection provided in Embodiment 3 of the present invention is described, including the following steps:

[0083] Step 310: When the anti-fuse FPGA detects the power-on start command, it obtains the ground telemetry command to perform command parsing.

[0084] Step 320: Determine whether the instru...

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Abstract

The embodiment of the invention discloses an aerostat-based integrated occultation and reflection detection integrated device and method. The device comprises an integrated antenna array, a GNSS direct antenna, a radio frequency signal processing circuit, a digital signal processing circuit, an anti-fuse FPGA and a FLASH memory. The integrated antenna array and the GNSS direct antenna are connected with the radio frequency signal processing circuit. The radio frequency signal processing circuit is connected with the digital signal processing circuit. The digital signal processing circuit is connected with the anti-fuse FPGA. The anti-fuse FPGA is connected with the FLASH memory. According to the technical scheme, the effects of reducing detection cost, reducing device volume, configurableresources and sharing can be realized.

Description

technical field [0001] Embodiments of the present invention relate to the field of space detection, and in particular, to an integrated device and method for integrating occultation and reflection detection based on an aerostat. Background technique [0002] With the development of GNSS, GNSS remote sensing technology emerged as the times require. It uses the changes of the amplitude and phase of the signal transmitted by radio waves in the earth's atmosphere or the signal reflected by the ground objects to invert the earth's atmosphere, ocean and soil. and other related elements, the application prospect is extremely broad. [0003] At present, GNSS remote sensing technology mainly includes GNSS occultation detection technology and GNSS-R reflection detection technology. realized. [0004] The existing GNSS remote sensing technology cannot combine the GNSS occultation detection technology and the GNSS-R reflection detection technology to realize the sharing of hardware re...

Claims

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Application Information

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IPC IPC(8): G01W1/08H03F3/20
CPCH03F3/20G01W1/08
Inventor 李昌兴杨荣康郭启云王鹏程温凯张春泽
Owner CMA METEOROLOGICAL OBSERVATION CENT
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