CN103281066A - Homologous or nonhomologous interference signal time-frequency reference generating method - Google Patents

Abstract

The invention discloses a homologous or nonhomologous interference signal time-frequency reference generating method, and relates to a navigation countermeasure interference signal source-based homologous or nonhomologous interference signal time-frequency reference generating method. The method comprises the steps of 1, allocating a time frequency reference generating device; 2, controlling the time frequency reference regenerating device to generate three paths of homologous time frequency references or three paths of nonhomologous time frequency time frequency references according to that whether an outputted command is an homologous interference signal or nonhomologous interference signal; and 3, outputting the three paths of homologous or nonhomologous time frequency references to an interference signal generating module to enable the interference signal generating module to generate three paths of homologous or nonhomologous interference signals. The homologous or nonhomologous interference signal time-frequency reference generating method can meet the technical requirements of generating homologous or nonhomologous interference signals by an interference signal source and remedies the problem that the traditional unique time frequency reference can not generate the nonhomologous interference signal, thus enhancing the application capacity of the interference signal source in the fields such as antijamming and war zone power improving property testing of the Beidou navigation system.

Description

A kind of homology or non-homogeneous interference signal time and frequency standards production method

Technical field

The present invention relates to a kind of homology or non-homogeneous interference signal time and frequency standards production method, relate in particular to homology or non-homogeneous interference signal time and frequency standards production method based on the navigation countermeasure interference signal source.

Background technology

At present, the navigation countermeasure perturbation technique extensively applies to Beidou satellite navigation system and uses anti-interference and region of war power and strengthen the property in the test, and navigation countermeasure interference signal source (hereinafter to be referred as interference signal source) is used one of staple of the anti-interference test of strengthening the property with region of war power as Beidou satellite navigation system, mainly finish the generation of navigation countermeasure interference signal, emission, demarcate, control, record etc., interference signal source produces the required all kinds of navigation countermeasure interference signals of test, according to demand emission varying strength, dissimilar, the navigation countermeasure interference signal of various combinations, these interference signals, produce by disturbing modulation as support with time and frequency standards.

In order to make up the disturbed test environment of while, multiple signal, different directions, varying strength, interference signal source requires except exporting dissimilar homology interference signals such as traditional single-frequency, pulse, modulation, broadband, coupling spectrum, deception and combination, also requires to possess the function of the separate non-homogeneous interference signal of exporting dissimilar or dissimilar combinations.This just requires time and frequency standards to possess homology or non-homogeneous clock signal produces function, satisfies homology or the non-homogeneous output of interference signal.Traditional interference time and frequency standards derives from same time and frequency standards source usually, obviously can't satisfy the new technical need that interference signal source produces homology or non-homogeneous interference signal.

Summary of the invention

In view of this, the objective of the invention is to avoid the deficiency in the above-mentioned background technology and a kind of homology or non-homogeneous interference signal time and frequency standards method that is applied to interference signal source is provided.The inventive method realizes simple, can remedy the problem that traditional single time and frequency standards can't realize that non-homogeneous interference signal produces.

The object of the present invention is achieved like this, the present invention includes step:

A kind of homology or non-homogeneous interference signal time and frequency standards production method is characterized in that may further comprise the steps:

Step 101: configuration time and frequency standards generation device; Described time and frequency standards generation device comprises switch I and the switch II of clock I, clock II, clock III, temporal frequency processing module and two same models;

Step 102: the clock I produces 3 tunnel homology clock signals, and the 1 road clock signal is inputed to the temporal frequency processing module, and the 2 road clock signal is inputed to the switch I, and the 3 road clock signal inputs to the switch II; 1 road clock signal that the clock II will produce inputs to the switch I, and 1 road clock signal that the clock III will produce inputs to the switch II; Switch I and switch II are switched the signal frequency processing input time module of back output;

Step 103: what judge output is the instruction of homology interference signal or non-homogeneous interference signal, if for the instruction of output homology interference signal, then change step 104 over to; If for the non-homogeneous interference signal instruction of output, then change step 105 over to;

Step 104: the 2 road clock signal that control switch I output clock I produces, the 3 road clock signal that switch II output clock I produces, this 2 tunnel clock signal of selecting output through switch I and switch II all derives from the clock I with the 1 road clock signal of clock I generation, then this 3 road clock signal homology;

Step 105: the clock signal that control switch I output clock II produces, the clock signal that switch II output clock III produces, this 2 tunnel clock signal of selecting output through switch I and switch II derives from clock I, clock II and clock III respectively with the 1 road clock signal of clock I generation, and then this 3 road clock signal is non-homogeneous;

Step 106: with the 1 road clock signal and 2 tunnel clock signal frequency processing input time modules through switch I and switch II selection output of clock I generation, after the elapsed time frequency processing resume module, 3 tunnel homologies or non-homogeneous time and frequency standards are provided for the interference signal generation module, make the interference signal generation module can produce 3 tunnel homologies or non-homogeneous interference signal.

Wherein, the switch I possesses 2 input terminals, 1 lead-out terminal and 1 switching controls terminal.

The present invention compares background technology and has following advantage:

(i) possess non-homogeneous time and frequency standards output, satisfy non-homogeneous interference signal and cause the demand;

(ii) can realize the switching output of homology or non-homogeneous time and frequency standards fast, compatible traditional homology interference signal causes the demand.

Description of drawings

Fig. 1 is the system flow chart of a kind of homology of the present invention or non-homogeneous interference signal time and frequency standards production method.

Embodiment

The present invention will be further described below in conjunction with Fig. 1:

A kind of homology or non-homogeneous interference signal time and frequency standards production method is characterized in that may further comprise the steps:

Step 101: configuration time and frequency standards generation device; Described time and frequency standards generation device comprises switch I and the switch II of clock I, clock II, clock III, temporal frequency processing module and two same models; Switch I and switch II all have 2 input terminals, 1 lead-out terminal and 1 switching controls terminal.

Step 102: the clock I produces 3 tunnel homology clock signals, and the 1 road clock signal is inputed to the temporal frequency processing module, and the 2 road clock signal is inputed to the switch I, and the 3 road clock signal inputs to the switch II; 1 road clock signal that the clock II will produce inputs to the switch I, and 1 road clock signal that the clock III will produce inputs to the switch II; Switch I and switch II are switched the signal frequency processing input time module of back output;

Step 103: what judge output is the instruction of homology interference signal or non-homogeneous interference signal, if for the instruction of output homology interference signal, then change step 104 over to; If for the non-homogeneous interference signal instruction of output, then change step 105 over to;

Step 104: the 2 road clock signal that control switch I output clock I produces, the 3 road clock signal that switch II output clock I produces, this 2 tunnel clock signal of selecting output through switch I and switch II all derives from the clock I with the 1 road clock signal of clock I generation, then this 3 road clock signal homology;

Step 105: the clock signal that control switch I output clock II produces, the clock signal that switch II output clock III produces, this 2 tunnel clock signal of selecting output through switch I and switch II derives from clock I, clock II and clock III respectively with the 1 road clock signal of clock I generation, and then this 3 road clock signal is non-homogeneous;

Step 106: with the 1 road clock signal and 2 tunnel clock signal frequency processing input time modules through switch I and switch II selection output of clock I generation, after the elapsed time frequency processing resume module, 3 tunnel homologies or non-homogeneous time and frequency standards are provided for the interference signal generation module, make the interference signal generation module can produce 3 tunnel homologies or non-homogeneous interference signal.

In addition to the implementation, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation form, all drop on the protection range of requirement of the present invention.

Claims (2)

1. a homology or non-homogeneous interference signal time and frequency standards production method is characterized in that may further comprise the steps:

Step 101: configuration time and frequency standards generation device; Described time and frequency standards generation device comprises switch I and the switch II of clock I, clock II, clock III, temporal frequency processing module and two same models;

Step 102: the clock I produces 3 tunnel homology clock signals, and the 1 road clock signal is inputed to the temporal frequency processing module, and the 2 road clock signal is inputed to the switch I, and the 3 road clock signal inputs to the switch II; 1 road clock signal that the clock II will produce inputs to the switch I, and 1 road clock signal that the clock III will produce inputs to the switch II; Switch I and switch II are switched the signal frequency processing input time module of back output;

Step 103: what judge output is the instruction of homology interference signal or non-homogeneous interference signal, if for the instruction of output homology interference signal, then change step 104 over to; If for the non-homogeneous interference signal instruction of output, then change step 105 over to;

Step 104: the 2 road clock signal that control switch I output clock I produces, the 3 road clock signal that switch II output clock I produces, this 2 tunnel clock signal of selecting output through switch I and switch II all derives from the clock I with the 1 road clock signal of clock I generation, then this 3 road clock signal homology;

Step 105: the clock signal that control switch I output clock II produces, the clock signal that switch II output clock III produces, this 2 tunnel clock signal of selecting output through switch I and switch II derives from clock I, clock II and clock III respectively with the 1 road clock signal of clock I generation, and then this 3 road clock signal is non-homogeneous;

Step 106: with the 1 road clock signal and 2 tunnel clock signal frequency processing input time modules through switch I and switch II selection output of clock I generation, after the elapsed time frequency processing resume module, 3 tunnel homologies or non-homogeneous time and frequency standards are provided for the interference signal generation module, make the interference signal generation module can produce 3 tunnel homologies or non-homogeneous interference signal.

2. a kind of homology according to claim 1 or non-homogeneous interference signal time and frequency standards production method, it is characterized in that: the switch I possesses 2 input terminals, 1 lead-out terminal and 1 switching controls terminal.