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GPU-based radar water surface multiple reflection false target identification system and method

A technology of multiple reflections and false targets, applied in the field of radar water surface multiple reflections false target recognition system

Inactive Publication Date: 2020-10-02
SHANDONG LANGCHAO YUNTOU INFORMATION TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The technical task of the present invention is to provide a GPU-based radar water surface multiple reflection false target recognition system and method to solve the problem of how to effectively identify false targets generated by water surface multiple reflections in waters while satisfying the timeliness of data processing speed

Method used

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  • GPU-based radar water surface multiple reflection false target identification system and method
  • GPU-based radar water surface multiple reflection false target identification system and method
  • GPU-based radar water surface multiple reflection false target identification system and method

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Embodiment 1

[0078] as attached figure 1 Shown, the GPU-based radar surface multiple reflection false target recognition system of the present invention, its structure comprises,

[0079] GPU cloud server A is used to enable multi-threading to perform batch data initialization processing on the radar data of consecutive frames; GPU cloud server A includes a GPU cloud server; wherein, the data initialization processing is as follows:

[0080] (1) Conversion of radar data format: conversion of radar acquisition data format to vector polar coordinate format;

[0081] (2) The acquisition of radar targets: including the distance and azimuth data information of target plaques;

[0082] (3) Target feature extraction: including the calculation of the center of gravity and span information of the target plaque.

[0083] GPU cloud server B is used to receive the radar target feature data after the initial processing of GPU cloud server A, perform feature matching processing on the radar target fea...

Embodiment 2

[0106] as attached figure 1 As shown, the GPU-based radar water surface multiple reflection false target recognition method of the present invention, the method is to carry out data transmission between multi-GPU cloud servers through a network communication module, and use a GPU cloud server A to batch multi-frame radar data Pre-processing to obtain radar target feature data, and then use another GPU cloud server other than GPU cloud server A to perform feature model matching processing to identify multiple reflection false targets on the water surface, thereby improving the processing speed of radar data and the identification of multiple reflection false targets on the water surface speed; the details are as follows:

[0107] S1. The GPU cloud server A enables multi-threading to perform batch data initialization processing on the radar data of consecutive frames; the details are as follows:

[0108] S101, conversion of radar data format: conversion of radar acquisition dat...

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Abstract

The invention discloses a GPU-based radar water surface multiple reflection false target identification system and a method, belongs to the field of marine radar data processing, and aims to solve thetechnical problem of how to effectively identify false targets generated by multiple reflections of a water surface in a water area and meet the timeliness of data processing speed. The system comprises a GPU cloud server A, a GPU cloud server B and a network communication module, wherein the GPU cloud server A is used for starting multiple threads to perform batch data initialization processingon radar data of continuous frames; the GPU cloud server B is used for receiving the radar target feature data initialized by the GPU cloud server A, performing feature matching processing on the radar target feature data according to a water surface multiple reflection false target recognition algorithm, and outputting a water surface multiple reflection false target recognition result; and the network communication module is used for establishing connection between the GPU cloud server A and the GPU cloud server B through an FTP protocol to realize radar target feature data transmission among a plurality of GPU cloud servers.

Description

technical field [0001] The invention relates to the technical fields of VTS radar, marine radar data processing and cloud computing, in particular to a GPU-based radar water surface multiple reflection false target recognition system and method. Background technique [0002] In the technical field of GPU cloud server, GPU cloud server is a computing service based on GPU applications, which has the characteristics of real-time high speed, parallel computing, and strong floating point computing capabilities. With the improvement of the computing power of the GPU cloud server, it increasingly shows the advantages of high performance ratio in the field of parallel computing and data processing. [0003] In the technical field of VTS and marine radar, there are few studies on false targets caused by multiple reflections of radar electromagnetic waves on the water surface. Some nautical technicians proposed to identify false targets with multiple reflections on the water surface ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01S7/41
CPCG01S7/414G01S7/411
Inventor 王昕茹田雨彭海燕张晓玉高传集
Owner SHANDONG LANGCHAO YUNTOU INFORMATION TECH CO LTD