Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Multi-source multi-channel complex electromagnetic environment simulation generation method

A technology for complex electromagnetic and electromagnetic environments. It is applied in the direction of measuring interference from external sources, measuring electricity, and measuring electrical variables. It can solve problems such as single simulated objects, narrow simulated frequency bands, and lack of closed-loop monitoring in simulated environments. It achieves strong integration, Overcome the effects of narrow frequency band and various types of signal simulation

Pending Publication Date: 2021-09-24
CHINA SHIP DEV & DESIGN CENT
View PDF14 Cites 2 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The technical problem to be solved by the present invention is to provide a multi-source and multi-channel complex electromagnetic environment simulation generation method for the defects in the prior art, so as to solve the problems of the existing electromagnetic interference simulation method with narrow simulation frequency band, single simulation object, and lack of closed-loop simulation environment Monitoring problems, realize the simulation of multiple types of electromagnetic environments such as its own electromagnetic environment, background electromagnetic environment, and threat electromagnetic environment, and improve test capabilities and test efficiency at the same time

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Multi-source multi-channel complex electromagnetic environment simulation generation method
  • Multi-source multi-channel complex electromagnetic environment simulation generation method
  • Multi-source multi-channel complex electromagnetic environment simulation generation method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0049] In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

[0050] The multi-source and multi-channel complex electromagnetic environment simulation generation method of the embodiment of the present invention includes the following steps:

[0051] Step 1: Adjust the main beam of the transmitting antenna to point to the key parts of the equipment under test

[0052] The test antenna is an open waveguide antenna. The frequency range covers the signal frequency to be constructed. The number of antennas is determined according to the number of channels in the environment to be constructed. figure 1The front-end structure shown is fixed, and the angle and p...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention discloses a multi-source multi-channel complex electromagnetic environment simulation generation method. The method comprises the following steps: step 1, adjusting a main beam of a transmitting antenna to point to a key part of tested equipment; step 2, constructing an electromagnetic environment physical simulation system which comprises an ultra-wideband electromagnetic signal transmitting unit, a complex electromagnetic environment simulation device, a wideband up-converter, an ultra-wideband data recording and playback unit, a power amplifier, a directional coupler, a power meter, a test antenna and a switch; and step 3, real-time monitoring of complex electromagnetic environment generation: reading the coupling end power of the physical simulation channel by adopting a method of connecting a coupler to the output end of a power amplifier, and monitoring the electromagnetic environment generation of each channel. The frequency coverage range is wide, and the signal simulation types are diversified; software drives a plurality of radiation sources to efficiently and automatically realize simulation generation of a complex electromagnetic environment; and the built electromagnetic environment data can be obtained in real time, and system error introduction is controlled.

Description

technical field [0001] The invention relates to the field of electromagnetic compatibility testing, in particular to a multi-source and multi-channel complex electromagnetic environment simulation generation method. Background technique [0002] The complex electromagnetic environment contains multiple types of signals with complex components and various changing rules, which are characterized by dense, crowded, overlapping, dynamic changes in spectrum, and uneven energy density, which brings many uncertain effects to the performance of electronic equipment. Therefore, it is urgent to carry out physical simulation and construction research of complex electromagnetic environments to carry out performance tests of electronic equipment under complex electromagnetic environment conditions. [0003] my country has carried out some basic research work in the construction of complex electromagnetic environment. However, through comparison, it is found that the research projects th...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): G01R31/00
CPCG01R31/001
Inventor 何洋洋倪超姜大鹏任平黄明亮
Owner CHINA SHIP DEV & DESIGN CENT
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products