Radar signal simulation system and method for generating signals through data files

A radar signal and data file technology, applied in radio wave measurement systems, instruments, etc., can solve the problems of time-consuming and laborious parameter setting, different fidelity of simulated radar signals, etc.

Pending Publication Date: 2018-04-06
YANGZHOU YUAN ELECTRONICS TECH CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method of use is time-consuming and laborious to set parameters when multiple radar signals need to be simulated, and the number of simulated radar signals will be limited by the man-machine interface; in addition, the fidelity of simulated radar signals varies with the parameters set by individuals

Method used

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  • Radar signal simulation system and method for generating signals through data files
  • Radar signal simulation system and method for generating signals through data files
  • Radar signal simulation system and method for generating signals through data files

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Embodiment Construction

[0020] Such as figure 1 A radar signal simulation system that can generate signals through data files is shown, including a computer unit, a USB-to-high-speed serial port circuit, an FPGA unit, a DA circuit, and a microwave circuit; wherein, the computer unit sends a PDW pulse description word file to the FPGA unit, The PFGA unit analyzes the PDW pulse description word in real time to control the DA circuit and the microwave control link to generate an analog radar signal.

[0021] The computer unit is mainly composed of PC104 computer, keyboard and monitor; the unit includes input and output devices, which can be controlled without any external devices; the output device is an 8-inch LCD screen, the input device is a customized keyboard, and the computer The unit has a good human-computer interaction function; the current status of the device and the working conditions of each branch can be viewed through the output device; the signal setting of each radar can be realized thr...

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Abstract

The invention discloses a radar signal simulation system for generating signals through data files and belongs to the field of communication. The system comprises a computer unit, a USB (Universal Serial Bus) to high-speed serial port circuit, an FPGA (Field Programmable Gate Array) unit, a DA (Digital-Analog) circuit and a microwave circuit, wherein the computer unit is used for transmitting a PDW (Parallel Data Warehouse) pulse description word file to the FPGA unit; the PFGA unit is used for analyzing PDW pulse description words in real time to control the DA circuit and a microwave controlchain to generate simulation radar signals. By adopting the system, radar signal simulation functions are achieved, various system radar signals and anti-interference radar signals, including commonpulse, common continuous waves, repeated frequency jittering, repeated frequency diversity, pulse Doppler, pulse groups, frequency agility, frequency diversity, linear frequency modulation, waveform modulation, phase encoding and the like, can be simulated through man-machine interaction by using a radar signal simulator, and the system can be applied to radar equipment testing.

Description

technical field [0001] The invention relates to a radar signal simulation system, in particular to a radar signal simulation system and method. Background technique [0002] At present, with the increasingly complex electromagnetic environment, the requirements for general-purpose radar are getting higher and higher. The generation of the current analog radar signal is mainly similar to the general operation of the instrument. After setting each group of radar signals that need to be simulated, the device is turned on for signal generation. This method of use is time-consuming and laborious to set parameters when multiple radar signals need to be simulated, and the number of simulated radar signals will be limited by the man-machine interface; in addition, the fidelity of simulated radar signals varies with the parameters set by individuals. Contents of the invention [0003] The purpose of the present invention is to provide a radar signal simulation system and method th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01S7/40
CPCG01S7/4052
Inventor 朱文明李在成孔吉波
Owner YANGZHOU YUAN ELECTRONICS TECH CO LTD
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