Satellite on-orbit data processing system and method

A data processing system and data processing technology, applied in the field of satellite on-orbit data processing system, can solve the problems of low reliability of computing platform and difficulty in iterative update of on-orbit processing software, so as to improve processing capacity and reliability, reduce software The effect of refactoring complexity and improving operating efficiency

Active Publication Date: 2020-06-19
INNOVATION ACAD FOR MICROSATELLITES OF CAS +1
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0006] The purpose of the present invention is to provide a satellite on-orbit data processing system and method to solve the problems of high-efficiency appli

Method used

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  • Satellite on-orbit data processing system and method
  • Satellite on-orbit data processing system and method
  • Satellite on-orbit data processing system and method

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Experimental program
Comparison scheme
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Embodiment 1

[0054] This embodiment provides a satellite on-orbit data processing system, such as figure 1 As shown, the satellite on-orbit data processing system is used to provide standardized interfaces for different on-board computing resources, realize real-time parallel pipeline calculation of massive data on orbit, and output task processing results, and the satellite on-orbit data processing system includes a motherboard 1. The power supply board 2, the interface board 3, the exchange management board 4 and multiple scalable computing boards; the power supply board 2, the interface board 3, the exchange management board 4 and the computing boards are plug-in boards Connected and installed on the motherboard 1, the motherboard 1 is used for the electrical connection between the power supply board 2, the interface board 3, the exchange management board 4 and the computing board; the interface board 3 Connect multiple loads, the interface board 3 provides data receiving channels and p...

Embodiment 2

[0067] This embodiment provides a satellite on-orbit data processing method, such as figure 1 As shown, the satellite on-orbit data processing method includes: the satellite on-orbit data processing system provides standardized interfaces for different on-board computing resources, realizes real-time parallel pipeline calculation of massive data on orbit, and outputs task processing results; wherein: the satellite The power supply board 2, the interface board 3, the exchange management board 4 and the calculation board in the on-rail data processing system are all connected and installed on the motherboard with plug-in boards, and the motherboard is the power supply board 2, the interface board 3, The switch management board 4 and the computing board provide electrical connections and connect multiple loads; the interface board 3 connects multiple loads, and the interface board 3 provides data receiving channels and preprocessing for the loads, The power supply board 2 and its...

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Abstract

The invention provides a satellite on-orbit data processing system and method. Standardized interfaces are provided for different satellite-borne computing resources; real-time parallel pipeline calculation of on-orbit mass data is realized; the power supply board, the interface board, the exchange management board and the computing board are connected and installed on the mother board in a plugboard mode, the interface board is connected with a load and provides a data receiving channel and preprocessing for the load, and the power supply board, the corresponding interface board, the corresponding exchange management board and the corresponding computing board form a single machine; receiving data of a plurality of loads on orbit in real time through a data processor, completing on-satellite real-time data processing, outputting task results, controlling the state and the processing flow of each computing board through an exchange management board, and completing data format preprocessing between the loads and the corresponding computing boards through an interface board; according to the on-orbit software dynamic reconstruction mode, operation programs of the calculation board are managed in a centralized mode through an on-orbit real-time processing system standardized framework, and task reconstruction and fault recovery are dynamically completed according to on-orbit datareal-time calculation requirements.

Description

technical field [0001] The invention relates to the technical field of spacecraft data processing, in particular to a satellite on-orbit data processing system and method. Background technique [0002] With the continuous improvement of military and civil users' requirements for satellite mission performance and the rapid development of overall satellite and various payload technologies, the functional density of satellites has gradually increased, and the configuration of satellite payloads has shown a trend of diversification and multi-type collaborative applications. The detection camera, the tracking turntable and the characteristic measurement camera cooperate to complete the acquisition of the characteristics of the space target, and the aerosol detector, the visible light camera and the hyperspectral camera cooperate to complete the measurement of the ground area. [0003] The multi-payload design of satellites has brought about a sudden increase in the amount of raw ...

Claims

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Application Information

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IPC IPC(8): G06F9/50G06F15/173G06F13/42G06F15/177G06F15/78G06F8/65G06F11/20
CPCG06F9/5027G06F15/17312G06F13/4282G06F15/177G06F15/7871G06F8/65G06F11/202Y02D10/00
Inventor 封家鹏胡海鹰董磊张晟宇何涛孙杰
Owner INNOVATION ACAD FOR MICROSATELLITES OF CAS
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