Electromagnetic Interference Analysis Method of Frequency Hopping Interference Signal on Fixed Frequency Receiver

Abstract

A method for analyzing the electromagnetic interference of a frequency-hopping interference signal on a fixed-frequency receiver, comprising the following steps: S1, receiving an input frequency-hopping interference signal to be analyzed and spectrum parameters of the fixed-frequency receiver equipment; S2, according to the received frequency-hopping interference signal Spectrum parameters of the frequency-hopping interference signal and the equipment of the fixed-frequency receiver, and judge the relative positional relationship between the spectrum of the frequency-hopping interference signal and the response spectrum of the fixed-frequency receiver, thereby determining the frequency-hopping interference signal spectrum and the response spectrum of the fixed-frequency receiver S3, according to the inspection and judgment results of the alignment of the frequency spectrum of the frequency hopping interference signal and the response spectrum of the fixed frequency receiver, use the corresponding electromagnetic interference intensity model to determine the electromagnetic interference power value; S4, the electromagnetic interference power The value is output as the calculation result of the electromagnetic interference analysis of the frequency hopping interference signal to the fixed frequency receiver. The invention also provides a system for analyzing the electromagnetic interference of the frequency-hopping interference signal on the fixed-frequency receiver.

Description

technical field [0001] The invention relates to the technical fields of electromagnetic spectrum control and electromagnetic compatibility, in particular to a method and system for analyzing electromagnetic interference of a frequency-hopping interference signal on a fixed-frequency receiver. Background technique [0002] With the rapid progress of modern electronic technology and communication technology, more and more electronic devices are used in various detection, communication, navigation, identification and other activities, whether in the military field or in the civilian field, and the business involving frequency usage is becoming more and more The operating frequency and spectrum occupied by various frequency equipment widely cover VLF, MF, HF, VHF, UHF, L, S, C, X, Ku, K, Ka and other frequency bands. Numerous information equipments are densely deployed in space, overlap each other in frequency bands, and overlap each other in time, resulting in an increasingly c...

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Problems solved by technology

[0005] However, the existing technology still has obvious deficiencies in the analysis technology of electromagnetic interference of frequency hopping interference signals. It only discusses the general idea of ​​electromagnetic interference analysis between frequency-using equipment, and the proposed method stays at the system framework level and does not target specific users. It is difficult to meet the requirements for accurate analysis of the electromagnetic interference of frequency hopping interference signals by establishing corresponding analysis and calculation models for frequency modes and signal formats

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