CN107979436A - Interference signal generation method, device, computer equipment and storage medium - Google Patents

Interference signal generation method, device, computer equipment and storage medium Download PDF

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Publication number
CN107979436A
CN107979436A CN201711107679.4A CN201711107679A CN107979436A CN 107979436 A CN107979436 A CN 107979436A CN 201711107679 A CN201711107679 A CN 201711107679A CN 107979436 A CN107979436 A CN 107979436A
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signal
interference signal
interference
baseband
compacting
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CN107979436B (en
Inventor
潘未庄
牟传坤
夏效禹
叶韬成
邹瑜
王甲池
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Guangzhou Haige Communication Group Inc Co
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Guangzhou Haige Communication Group Inc Co
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/60—Jamming involving special techniques
    • H04K3/65—Jamming involving special techniques using deceptive jamming or spoofing, e.g. transmission of false signals for premature triggering of RCIED, for forced connection or disconnection to/from a network or for generation of dummy target signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/60—Jamming involving special techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0491—Circuits with frequency synthesizers, frequency converters or modulators

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)

Abstract

The present invention relates to a kind of interference signal generation method, device, storage medium and computer equipment.The generation method includes the interference parameter configuration information of acquisition is parsed to obtain parsing data；When interference signal type disturbs signal type for compacting, according to the corresponding digital baseband interference signal of parsing data generation compacting interference signal and radiofrequency signal；Analog Baseband interference signal is converted to digital baseband interference signal；Analog Baseband interference signal and corresponding radiofrequency signal are mixed, obtain the compacting interference signal of corresponding types；Compacting interference signal is amplified respectively, amplified interference signal is passed through into corresponding interfering channel radiant output；When interference signal type is cheating interference signal type, cheating interference signal is obtained after filtering is amplified to the radiofrequency signal of reception；Cheating interference signal is passed through into corresponding interfering channel radiant output.The present invention program can carry out parameter configuration according to the actual requirements and realize while export the interference signal of difference in functionality.

Description

Interference signal generation method, device, computer equipment and storage medium
Technical field
The invention belongs to the communications field, is related to satellite navigation application field, more particularly to a kind of interference signal generation side Method, device, computer equipment and storage medium.
Background technology
With the fast development of the communication technology, the application field of communication products is more and more wider, the requirement to communication products Improve therewith, and the anti-interference of communication products is used as the effective means for examining product function and performance, it has also become weigh communication The main standard of product practical value height.In the field of communications, satellite navigation product need to resist it is various intentionally and unintentionally Practical value can just be possessed by disturbing, and the functional test of unmanned plane management and control product, electromagnetic property test of various electronic products etc., The electromagnetic information being required under interference source simulation specific environment, therefore the quality of interference source also drastically influence the matter of communication products Amount.
And traditional interference source is mostly single channel interference signal, can only by replace multiple local oscillation signals could realize it is single Passage timesharing exports the interference signal of different frequent points, can not provide the interference signal of difference in functionality at the same time.
The content of the invention
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of interference that can provide difference in functionality interference signal at the same time Signal creating method, system and device, storage medium and computer equipment.
A kind of interference signal generation method, including：
Obtain interference parameter configuration information；
Interference parameter configuration information is parsed to obtain parsing data, parsing data include interference signal type；
It is corresponding according to parsing data generation compacting interference signal when interference signal type disturbs signal type for compacting Digital baseband interference signal and radiofrequency signal；
Digital-to-analogue conversion is carried out to digital baseband interference signal and obtains Analog Baseband interference signal；
Analog Baseband interference signal and corresponding radiofrequency signal are mixed, obtain the compacting interference letter of corresponding types Number；
Compacting interference signal is amplified respectively, amplified compacting interference signal is passed through into corresponding interfering channel spoke Penetrate output；
When interference signal type is cheating interference signal type, obtained after filtering is amplified to the radiofrequency signal of reception Cheating interference signal；
Cheating interference signal is passed through into corresponding interfering channel radiant output.
In one of the embodiments, cheating interference signal includes deceiving jamming signal, and the radio frequency of reception is believed Cheating interference signal is obtained after number being amplified filtering, including：
Filtering is amplified to the radiofrequency signal of reception, time simulation is carried out to amplifying filtered radiofrequency signal；
Signal after being simulated to the deadline carries out power analog, obtains deceiving jamming signal.
In one of the embodiments, when compacting interference signal type is Multi-tone jamming signal type, digital baseband is done It is digital multisound baseband signal to disturb signal；According to the parsing data generation corresponding digital baseband interference signal of compacting interference signal and Radiofrequency signal includes：
Frequency control word is calculated according to parsing data and generates corresponding radiofrequency signal；
Corresponding monotony frequency is generated according to frequency control word；
Monotony frequency is synthesized into digital multisound baseband signal.
In one of the embodiments, when compacting interference signal type is frequency modulation interference signal type, digital baseband is done It is frequency-shift keying baseband signal to disturb signal；According to the parsing data generation corresponding digital baseband interference signal of compacting interference signal and Radiofrequency signal includes：
Phase controlling table is set according to parsing data and generates corresponding radiofrequency signal；
Frequency-shift keying baseband signal is generated according to phase controlling table.
In one of the embodiments, when compacting interference signal type is band limit white Gaussian noise interference signal type, Digital baseband interference signal is frequency-shift keying baseband signal；According to the corresponding digital baseband of parsing data generation compacting interference signal Interference signal and radiofrequency signal include：
According to parsing data generation Gaussian noise and generate corresponding radiofrequency signal；
Noise signal is generated using Gaussian noise；
As phase controlling table after noise signal is filtered；
Frequency-shift keying baseband signal is generated according to phase controlling table.
In one of the embodiments, digital-to-analogue conversion is carried out to digital baseband interference signal and obtains Analog Baseband interference letter Number, including：
Corresponding rectangular pulse signal is generated according to parsing data；
Control digital baseband interference signal to carry out digital-to-analogue conversion according to rectangular pulse signal and obtain Analog Baseband interference signal.
The present invention also provides a kind of interference signal generating means, including：
Interface control module, for obtaining interference parameter configuration information；
Parsing module, for being parsed to obtain parsing data to interference parameter configuration information；
Generation module, for the interference signal according to parsing data generation corresponding types；
Amplification module, for interference signal to be amplified；
Output module, for by amplified interference signal in corresponding passage radiant output.
In one of the embodiments, interference signal generating means further include：
Pulse control module, for generating corresponding rectangular pulse signal according to parsing data, according to rectangular pulse signal Control digital baseband interference signal carries out digital-to-analogue conversion and obtains Analog Baseband interference signal.
The present invention also provides a kind of computer equipment, including processor and memory, memory storage computer program, When computer program is executed by processor so that processor performs a kind of the step of interference signal generation method.
The present invention also provides a kind of computer-readable recording medium, is stored with computer program, and computer program is processed When device performs so that processor performs the step of above method.
Above-mentioned interference signal generation method, device, computer equipment and storage medium, by obtaining and parsing interference parameter Configuration information, obtains parsing data, according to the interference signal type in parsing data, can generate compacting interference signal at the same time and take advantage of Interference signal is deceived, the interference signal of corresponding types is finally passed through into corresponding interfering channel radiant output.By being joined according to interference Number configuration information configures different interference signal types, and it is defeated at the same time that operating personnel can carry out parameter configuration realization according to the actual requirements Go out the interference signal of difference in functionality.
Brief description of the drawings
Fig. 1 is the flow diagram of interference signal generation method in one embodiment；
Fig. 2 is interference signal modulation principle block diagram in one embodiment；
Fig. 3 is the structure diagram that cheating interference signal is generated in one embodiment；
Fig. 4 is the flow diagram of interference signal generation method in another embodiment；
Fig. 5 is the structure diagram that deceiving jamming signal is generated in one embodiment；
Fig. 6 is the flow diagram for generating digital multisound baseband signal in one embodiment according to parsing data；
Fig. 7 is the structure diagram that Multi-tone jamming signal is generated in one embodiment；
Fig. 8 is the key point schematic diagram that Multi-tone jamming signal is generated in one embodiment；
Fig. 9 is the flow diagram for generating frequency-shift keying baseband signal in one embodiment according to parsing data；
Figure 10 is the structure diagram that frequency modulation interference signal is generated in one embodiment；
Figure 11 is the key point schematic diagram that frequency modulation interference signal is generated in one embodiment；
Figure 12 is according to flow diagram of the parsing data generation with limit white Gaussian noise interference signal in one embodiment；
Figure 13 is structure diagram of the generation with limit white Gaussian noise interference signal in one embodiment；
Figure 14 is the key point schematic diagram that M sequence generates broadband white noise interferences in one embodiment；
Figure 15 is the key point schematic diagram that M sequence generates multiple white noise of the narrowband interference signals at the same time in one embodiment；
Figure 16 is the flow diagram for generating numeral BPSK baseband signals in one embodiment according to parsing data；
Figure 17 is the structure diagram that binary phase modulation BPSK interference signals are generated in one embodiment；
Figure 18 is the key point schematic diagram that M sequence generates BPSK interference signals in one embodiment；
Figure 19 is the flow diagram for generating numeral PN baseband signals in one embodiment according to parsing data；
Figure 20 is the structure diagram that PN code modulated interferer signals are generated in one embodiment；
Figure 21 is the key point schematic diagram that M sequence generates PN code modulated interferer signals in one embodiment；
Figure 22 is the flow diagram that Pulse Width Control interference signal exports in one embodiment；
Figure 23 is the structure diagram that pulse interference signal is generated in one embodiment；
Figure 24 is the structure diagram of interference signal generating means in one embodiment；
Figure 25 is the structure diagram that interference parameter configuration information receives with processing in one embodiment；
Figure 26 is that multichannel expands schematic diagram in one embodiment；
Figure 27 is the structure diagram of interference signal generating means in another embodiment.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
In one embodiment, as shown in Figure 1, there is provided a kind of interference signal generation method, including：
Step S100, obtains interference parameter configuration information.
Operating personnel can voluntarily configure interference parameter configuration information according to being actually needed, and by various control information, set and join Number is delivered in interference source, and interference parameter configuration information includes the information such as interference signal type, number, power.
Step S200, parses interference parameter configuration information to obtain parsing data, parsing data include interference signal Type.
Get operating personnel setting interference parameter configuration information after, it is necessary to be solved to interference parameter configuration information Analysis, packs again after reformatting, and parsing data include the parameter informations such as interference signal type, number, watt level, Data after parsing are according to the type of interference signal, and corresponding send to each interference signal generates passage, further according to each interference signal Parameter information, respective channel generation corresponding types interference signal.
Step S300, when interference signal type disturbs signal type for compacting, according to parsing data generation compacting interference The corresponding digital baseband interference signal of signal and radiofrequency signal.
According to the parameter information of interference signal in parsing data, set using digital processing technology generation with operating personnel The corresponding digital baseband interference signal of interference parameter configuration information, and radio frequency corresponding with interference signal is generated according to parameter information Signal.Wherein, suppress interference signal include Multi-tone jamming signal, frequency modulation interference signal, band limit white Gaussian noise interference signal, BPSK (Binary Phase Shift Keying, binary phase modulation) modulated interferer signals and PN (Pseudo Noise, it is pseudo- with Machine noise) code modulated interferer signal, when generating interference signal, including above-mentioned interference signal type more than one, operating personnel Interference parameter configuration information can be voluntarily configured according to being actually needed, control species, quantity of interference signal generation etc..According to interference The type and quantity of signal, can be by setting respective channel to generate corresponding interference signal respectively.Meanwhile generate interference signal Number of channels voluntarily configures interference parameter configuration information also according to operating personnel and determines.
Step S400, carries out digital-to-analogue conversion to digital baseband interference signal and obtains Analog Baseband interference signal.
The digital baseband interference signal of generation is obtained into Analog Baseband interference signal after digital-to-analogue conversion, completes digital base Conversion with interference signal to Analog Baseband interference signal.
Step S500, Analog Baseband interference signal and corresponding radiofrequency signal are mixed, and obtain the pressure of corresponding types Interference signal processed.
After the digital baseband interference signal of generation is obtained Analog Baseband interference signal after digital-to-analogue conversion, pressed corresponding The radiofrequency signal of Analog Baseband interference signal and corresponding types is mixed in the passage of interference signal type processed, is corresponded to The compacting interference signal of type, completes conversion of the baseband interference signal to Radio Frequency Interfere.
The mode for being mixed Analog Baseband interference signal and corresponding radiofrequency signal in step S500 is not unique, In one embodiment, Analog Baseband interference signal and radiofrequency signal are mixed using zero-intermediate-frequency architecture and IQ orthogonal modulations mode Frequently, by the baseband signal Direct Conversion of digital zero intermediate frequency to radio frequency, equipment volume can be reduced, reduce cost；Modulation principle block diagram As shown in Figure 2.
Assuming that digital baseband signal is expressed as
S (n)=cos Ω (n)+jsin Ω (n)
Then analog baseband signal is expressed as
S (t)=cos Ω t+jsin Ω t
RF local oscillator signal is expressed as
f(t0)=cos μ t0+jsinμt0
It is by modulates baseband signals band radiofrequency signal process then
cosμt0×cosΩt+sinμt0× sin Ω t=cos (μ t0-Ωt)
Ω is offset by radio frequency center frequency point μ, realizes modulation.In the present embodiment, in addition to deceiving jamming, its The generation of his all interference signals uses this modulation system, completes conversion of the digital signal to radiofrequency signal.
Compacting interference signal, is amplified by step S600 respectively, amplified compacting interference signal is passed through corresponding Passage radiant output.
Every kind of compacting interference signal all generates in the corresponding passage for suppressing interference signal type, and each interfering channel is all only Vertical operation, realize independently generating for interference signal, therefore, after each compacting interference signal, the compacting interference signal of generation is existed It is amplified in the interfering channel of corresponding types, amplified compacting interference signal is radiated in the interfering channel of corresponding types Output.
Step S700, when interference signal type is cheating interference signal type, is amplified the radiofrequency signal of reception Cheating interference signal is obtained after filtering.
When interference signal type is cheating interference signal type, radiofrequency signal is received, the radio frequency that will be received Signal is amplified in corresponding interfering channel, is then filtered amplified signal again and be can obtain cheating interference letter Number.
Step S800, passes through corresponding interfering channel radiant output by cheating interference signal.
Above-mentioned interference signal generation method, by obtaining and parsing interference parameter information, obtains parsing data, according to parsing Interference signal type in data, can generate compacting interference signal and cheating interference signal at the same time, finally by the dry of corresponding types Disturb signal and pass through corresponding passage radiant output.By configuring different interference signal types, operation according to parameter setting information Personnel can carry out parameter configuration according to the actual requirements and realize while export the interference signal of difference in functionality, configurability height, function It is complete, it can meet the various tests of high request.
In one embodiment, after step S200, the step of this method further includes storing and resolving data.
After being parsed to obtain parsing data to the interference parameter configuration information of acquisition, parsing data are protected Deposit, available for the generation of interference signal next time, improve the convenience of interference signal generation method.
In one embodiment, after step S300, this method further includes the step of storing digital baseband interference signal.
After digital baseband interference signal is generated, the digital baseband interference signal of generation is preserved, after preservation Digital baseband interference signal can be used for the generation of interference signal next time, improve the convenience of interference signal generation method.
In one embodiment, when interference signal type is cheating interference signal type, as shown in figure 3, using comprising GNSS (the Global navigation satellite of LNA (Low noise amplifier, low-noise amplifier) System, Global Navigation Satellite System) reception, amplification and filtering of the communication satellite completion to GNSS radiofrequency signals.Specifically, GNSS radiofrequency signals are received using GNSS active antennas 171, GNSS radiofrequency signals are output to GNSS radio frequency amplifiers 173 and are carried out Amplification, obtains cheating interference signal after amplified signal is filtered by wave filter 175.Cheating interference signal can simulate Real complex electromagnetic environment, can be applied to electromagnetic environment in the industries such as communications electronics confrontation, radio spectrum management, unmanned plane Analog simulation.
In one embodiment, cheating interference signal includes deceiving jamming signal, as shown in figure 4, step S700 In the radiofrequency signal of reception is amplified after filtering and obtains cheating interference signal and specifically include step S702 and step S704.
Step S702, filtering is amplified to the radiofrequency signal of reception, and the time is carried out to amplifying filtered radiofrequency signal Simulation.
GNSS communication satellites comprising LNA (Low noise amplifier, low-noise amplifier) are completed to penetrate GNSS After reception, amplification and the filtering of frequency signal, initial cheating interference signal is can obtain, in one embodiment, as shown in figure 5, will Initial cheating interference signal output is to numerical control delayer 150, and under the control of time delay controller 140, the deadline simulates.
Step S704, the signal after being simulated to the deadline carry out power analog, obtain deceiving jamming signal.
Specifically, as shown in figure 5, the signal output after the deadline is simulated is to numerical-control attenuator 170, in Power Control Under the control of device 160, the simulation of signal power size is completed, obtains deceiving jamming signal, finally cheated relay type dry Disturb signal by power amplifier to amplify, driving GNSS passive antennas are launched.
Deceiving jamming signal is generated by using digital-to-analog hybrid mode, control section uses digital form, Make control simpler, amplification, filtering and decay part use analog form, the exportable signal with continuation property, by numeral Fully combined with the advantages of simulating both.In one embodiment, analog type can be used when generating deceiving jamming Delayer, it is simpler using the control of numerical control delayer in the present embodiment, and precision is good.
In one embodiment, when compacting interference signal type is Multi-tone jamming signal type, digital baseband interference letter Number it is digital multisound baseband signal.As shown in fig. 6, according to the corresponding number of parsing data generation compacting interference signal in step S300 Word baseband interference signal and radiofrequency signal include step S302, step S304 and step S306.
Step S302, calculates frequency control word according to parsing data and generates corresponding radiofrequency signal.
According to the parameter information such as the number of single tone jamming, frequency point in parsing data, frequency is calculated according to following calculation formula Rate control word：
Wherein, CW (Control Word) is frequency control word, and Fout is equivalent monotony frequency, and Fclk is corresponding numerical control The working clock frequency of oscillator (Numerically Controlled Oscillator, NCO), N is digital controlled oscillator phase The bit wide of accumulator.And according to the parameter information such as the number of single tone jamming, frequency point in parsing data, generate corresponding radio frequency letter Number.
Step S304, corresponding monotony frequency is generated according to frequency control word.
As shown in fig. 7, Multi-tone jamming signal is realized by multiple monotony frequencies, therefore when generating corresponding monotony frequency, The frequency control word that the information such as the number according to single tone jamming, frequency point calculate respectively is included into corresponding FREQUENCY CONTROL table, then Corresponding monotony frequency is generated according to FREQUENCY CONTROL table.Then digital controlled oscillator is controlled by FREQUENCY CONTROL table, generation is corresponding Monotony frequency.
Step S306, digital multisound baseband signal is synthesized by monotony frequency.
By all monotony frequencies of generation by adder, a composite signal is synthesized.As shown in fig. 7, composite signal is Digital multisound baseband signal, digital multisound baseband signal is exported and gives DAC (Digital to analog converter, numeral Analog converter), digital multisound baseband signal is converted into analog tone baseband signal by DAC；According to parameter information, tune is arranged on In device processed, analog tone baseband signal and local oscillator LO (Local modulator, local oscillator) radiofrequency signal are mixed Frequently, finally amplify by power amplifier, driving GNSS passive antennas are launched.
Realize that the mode of Multi-tone jamming is not unique, in one embodiment, generated by NCO in digital device multiple Complex signal realizes Multi-tone jamming, as shown in figure 8, wherein, cosine cos parts be used as real, sinusoidal sin parts work It is internal in FPGA (Field-Programmable Gate Array, field programmable gate array) respectively for the imaginary part of plural number Additional combining real and imaginary parts, analog signal is changed into by DAC, and using the signal of real part output as I branches, and imaginary part output is believed Number Q branches are used as, then by the modulation of modulator, the amplification of power amplifier, are radiate finally by GNSS antenna.
The mode of single tone jamming is generated nor uniquely, in one embodiment, being given birth to using very low frequencies sinus wave patters Into the single tone jamming of each frequency point centre frequency.Under special circumstances, it is necessary to generate the single tone jamming as specific frequency point, In the case of zero intermediate frequency modulation architectures, it is desirable to the I roads output DC quantity to I/Q modulator is exported, and the output of Q roads is 0, the present invention adopts The mode that direct current is equivalent to extremely low frequency is realized, avoids using local oscillator leakage problem caused by HVDC Modulation.Using equivalent straight The frequency of the digital signal of stream mode is minimum to be determined by the following formula：
The effect of interference signal is not influenced completely.
In one embodiment, when compacting interference signal type is frequency modulation interference signal type, digital baseband interference letter Number it is frequency-shift keying baseband signal, as shown in figure 9, according to the corresponding number of parsing data generation compacting interference signal in step S300 Word baseband interference signal and radiofrequency signal include step S308 and step S310.
Step S308, sets phase controlling table according to parsing data and generates corresponding radiofrequency signal.
According to the parameter such as frequency modulation interference type, bandwidth, speed and frequency point in parsing data, NCO (numerical are set Controlled oscillator, numerically-controlled oscillator) phase controlling table, and the parameter information in parsing data, it is raw Into the radiofrequency signal of corresponding types.
Step S310, frequency-shift keying baseband signal is generated according to phase controlling table.
According to the address contents of NCO phase controlling tables, corresponding frequency-shift keying baseband signal is generated.
In one embodiment, as shown in Figure 10, frequency modulation typed selector, chirp rate selector and modulating bandwidth selection Device makes choice the information such as frequency modulation interference type, speed and bandwidth in parsing data, and sets NCO phase controlling tables；Then Control table address contents are exported to the FM signal needed to NCO, NCO generations；Frequency-shift keying baseband signal is output to by NCO Frequency-shift keying baseband signal is converted into analog fm baseband signal by DAC, DAC；According to parameter information, set local oscillator to generate and correspond to Radiofrequency signal；In the modulator, analog fm baseband signal and local oscillator LO radiofrequency signals are mixed, finally through overpower Amplifier amplifies, and driving GNSS passive antennas are launched.
In one embodiment, frequency modulation interference is generated using the phase control words mode of real-time update NCO.Such as Figure 11 institutes Show, detailed process is as follows：
First, according to the information such as bandwidth B in arrange parameter and frequency modulation type P, frequency modulation step-length is calculated
Wherein, N is fixed frequency modulation points, and P is interference type, and P=1 is then sawtooth phase modulation, and P=2 is then triangular wave Frequency modulation；
Then NCO phase control words are generated according to parameters such as sample clock frequency, steppings so that the frequency model of NCO outputs Enclose forAnd by phase control words storage into look-up table LUT (Lookup Table)；
Finally, according to the chirp rate S and interference type P of arrange parameter, chirp rate counter FCNT, counter are designed Output be used as the input of LUT, counter overflow value M is calculated by formula below.
M=clk/S
Counter range of operation from 0~M-1, when P=1 then, counter unidirectionally counts, and is counted up from 0 to M-1 and then direct 0 is reset to restart to count up；As P=2, the two-way counting of counter counts up to M-1 then to subtract from 0 and count down to 0, then Restart to count up.
Alternatively, when generating frequency modulation interference signal, analog form can be used, but jamming signal bandwidth is narrow, and parameter setting is multiple It is miscellaneous, digital form is used in the present embodiment, equipment volume can be reduced, reduces power consumption.
In one embodiment, when compacting interference signal type is band limit white Gaussian noise interference signal type, numeral Baseband interference signal is frequency-shift keying baseband signal, as shown in figure 12, according to parsing data generation compacting interference in step S300 The corresponding digital baseband interference signal of signal and radiofrequency signal include step S312, step S314, step S316 and step S318.
Step S312, according to parsing data generation Gaussian noise and generates corresponding radiofrequency signal.
According to the information such as the species with limit white Gaussian noise interference signal, bandwidth and interference number, generation in parsing data Gaussian noise, and the parameter information in parsing data, generate the radiofrequency signal of corresponding types.
Step S314, noise signal is generated using Gaussian noise.
After generating Gaussian noise, noise signal is generated using M sequence (maximum length linear displacement feedback register sequence), M sequence is maximum length linear displacement feedback register sequence.
Step S316, as phase controlling table after noise signal is filtered.
Generated and disturbed as the baseband signal of frequency modulation by the use of noise signal, after noise signal is filtered, as phase Control table address input signal.
Step S318, frequency-shift keying baseband signal is generated according to phase controlling table.
According to the address contents of phase controlling table, corresponding frequency-shift keying baseband signal is generated.
In one embodiment, when interference signal type disturbs signal type for compacting, and when compacting interference class signal When type is band limit white Gaussian noise interference signal type, as shown in figure 13, Gaussian noise maker limits white Gaussian noise according to band Using M sequence, (maximum length linear displacement is fed back the information generation Gaussian noises such as species, bandwidth and the interference number of interference signal Register series) noise signal is generated as, then using baseband signal generation interference of the noise signal as frequency modulation is carried out, pass through After all-pass or narrow band filter filtering, as phased control table address input signal；NCO phase controlling tables are set；Then will Control table address contents are exported to NCO, generate the FM signal of needs；NCO is output to DAC, and frequency-shift keying baseband signal is turned Change analog fm baseband signal into；According to parameter information, local oscillator LO is set to generate corresponding radiofrequency signal；In the modulator, will Analog fm baseband signal and local oscillator LO radiofrequency signals are mixed, and are finally amplified by power amplifier, and driving GNSS is passive Antenna is launched.
In one embodiment, using using M sequence as white noise, the wave filter generation band that can configure using coefficient is coordinated Limit white noise acoustic jamming, and generate at the same time the interference of multiple white noise of the narrowband specific schematic diagram it is as shown in figure 14, it is n a total of Register a, that is, an-1~a0, all elements under the driving of same clock shift etc. computing, in figureNumber i.e. XOR operation, A total of n+1 coefficient Cn~C0, value range can only be 0 or 1.
Therefore, the register updated value formula of (n-1)th is as follows：
Wherein, C0=Cn=1, in of the invention, n=32, C0=C1=C2=C22=C32=1, other coefficients take 0.N Register a initial values all set 1, using the value of a as interference signal after bandpass filtering BPF (Band-Pass Filter) Generation interference, the bandwidth of interference are controlled by coefficient, and selection loads different coefficients then adaptive-bandwidth, realizes that bandwidth can be set.
It is on above-mentioned basis to generate multiple white noise of the narrowband interference, adds multiple NCO generations different frequent points, realizes The different white noise of output frequency at the same time.M sequence n-bit register a parallel output delay time registers, form IQ two-way interference letter Number, after x different BPF, it is mixed with x frequency, i.e., I roads are multiplied with I roads, and Q roads are multiplied with Q roads, defeated finally by DAC Go out to next processing module, it is specific as shown in figure 15.
In one embodiment, when compacting interference signal type is binary phase modulation BPSK interference signal types, numeral Baseband interference signal is numeral BPSK baseband interference signals, as shown in figure 16, according to parsing data generation compacting in step S300 The corresponding digital baseband interference signal of interference signal and radiofrequency signal include step S320, step S322 and step S324.
Step S320, according to parsing data generation enable signal and generates corresponding radiofrequency signal.
According to the information such as the frequency of BPSK interference signals and bandwidth in parsing data, the corresponding enable signal of M sequence is generated, And the parameter information in parsing data, generate the radiofrequency signals of corresponding types.
Step S322, according to enable signal and generation formula generation M sequence.
Corresponding M sequence is generated according to corresponding enable signal and generation formula so that M sequence can be used as input modulation letter Number corresponding digital baseband interference signal of generation.
Step S324, using M sequence as input modulating signal, generates numeral BPSK baseband signals.
It is multiplied M sequence as input modulating signal, right ± (N-1) data, N is defeated for digital analog converter chip maximum Go out value, numeral BPSK baseband signals are generated according to modulated signal.
In one embodiment, when interference signal type disturbs signal type for compacting, and when compacting interference class signal When type is binary phase modulation BPSK interference signal types, as shown in figure 17, bandwidth selection device is according to the frequencies of BPSK interference signals The enable signal needed with the information such as bandwidth, generation M sequence, then M sequence maker is according to generation formula generation M sequence, then Input modulating signal using M sequence as digital modulator, right ± (N-1) data are multiplied；N is DAC chip maximum output Value.Bit modulators are output to DAC, and digital BPSK baseband signals are converted into simulation BPSK baseband signals；According to parameter information, Local oscillator LO is set to generate corresponding radiofrequency signal；In the modulator, will simulation BPSK baseband signals and local oscillator LO radiofrequency signals into Row mixing, finally amplifies by power amplifier, and driving GNSS passive antennas are launched.
In one embodiment, as shown in figure 18, a in M sequence n-bit register a0The selection end of selector is connected to, Work as a0For 0 when selection-M/2 as output, work as a0For 1 when selection+M/2 as output, M is DAC range maximums.
In one embodiment, when compacting interference signal type is PN code modulated interferer signal types, digital baseband is done It is numeral PN baseband signals to disturb signal, as shown in figure 19, is corresponded in step S300 according to parsing data generation compacting interference signal Digital baseband interference signal and radiofrequency signal include step S326, step S328 and step S330.
Step S326, according to parsing data generation enable signal and generates corresponding radiofrequency signal.
According to the information such as the frequency of PN interference signals and bandwidth in parsing data, the enable signal that generation M sequence needs, and According to the parameter information in parsing data, the radiofrequency signals of corresponding types is generated.
Step S328, according to enable signal and generation formula generation M sequence.
Corresponding M sequence is generated according to corresponding enable signal and generation formula so that M sequence can be used as input modulation letter Number corresponding digital baseband interference signal of generation.
Step S330, numeral PN baseband signals are generated according to M sequence.
It is numeral PN baseband signals by the signal of M sequence generation N last, N is digital analog converter chip digit.
In one embodiment, when interference signal type disturbs signal type for compacting, and when compacting interference class signal When type is PN code modulated interferer signal types, as shown in figure 20, maker is enabled according to the frequency of PN interference signals and bandwidth etc. Information, the enable signal that generation M sequence needs；Then M sequence maker generates M sequence according to generation formula, then by M sequence most The N input signals as DAC afterwards；N is DAC chip digit.Digital PN baseband signals are converted into by simulation PN base band by DAC Signal；According to parameter information, local oscillator LO is set to generate corresponding radiofrequency signal；In the modulator, will simulation PN baseband signals and Local oscillator LO radiofrequency signals are mixed, and are finally amplified by power amplifier, and driving GNSS passive antennas are launched.
In one embodiment, as shown in figure 21, the D positions a in the n-bit register of M sequence is takenD-1~a0, it is output to D Select in delayer, form the interference signal that two-way is D and be output to DAC respectively as I roads and Q roads, wherein D=14 is The number bus quantization digit of DAC chip.Other digits also may be selected in the digit D of DAC in such scheme, between 8~16 Digit, the DAC precision highers of 16, but volume, power consumption and cost higher, the DAC resolutions of less than 14 are low.The present embodiment The DAC of middle selection 14 can reduce volume on the premise of resolution height, reduce power consumption and cost.
Alternatively, when generating BPSK modulated interferers signal and PN code modulated interferer signals, M sequence uses different expression Formula, digit is different, can also produce similar BPSK modulated interferers signal and PN code modulated interferer signals, and principle is identical.
In one embodiment, as shown in figure 22, digital-to-analogue conversion is carried out to digital baseband interference signal in step S400 to obtain Include step S402 and step S404 to Analog Baseband interference signal.
Step S402, corresponding rectangular pulse signal is generated according to parsing data.
When interference signal type disturbs signal type for compacting, compacting interference signal also provides impulse disturbances function, root The information such as width, cycle and precision according to impulse disturbances in parsing data, generate corresponding rectangular pulse signal.
Step S404, controls digital baseband interference signal to carry out digital-to-analogue conversion and obtains Analog Baseband according to rectangular pulse signal Interference signal.
Digital-to-analogue conversions are carried out using the rectangular pulse signal of generation as enabled switch, the various compacting interference types of control, when Pulse signal for it is high when, then each digital baseband interference signal is exported and carries out digital-to-analogue conversion, when pulse signal for it is low when, then each number Word baseband interference signal is without output.
In one embodiment, when interference signal type disturbs signal type for compacting, compacting interference signal also provides Impulse disturbances function, as shown in figure 23, according to information such as the width of impulse disturbances, cycle and precision, generates corresponding rectangle arteries and veins Signal is rushed, switch is enabled using rectangular pulse signal as register group, controls number of the various compacting interference signal outputs to DAC According to, when pulse signal for it is high when, data are exported to DAC, when pulse signal for it is low when, then export 0.By that will export to DAC Digital baseband interference signal be converted into Analog Baseband interference signal, according to parameter information, set local oscillator LO generations are corresponding to penetrate Frequency signal, in the modulator, Analog Baseband interference signal and local oscillator LO radiofrequency signals is mixed, finally by power amplification Device amplifies, and driving GNSS passive antennas are launched.
In one embodiment, generate pulse interference signal can also control radiofrequency signal, control by using RF switch The scheme such as the Enable Pin of modulator processed and the Enable Pin of control RF local oscillator is realized, is used in the present embodiment directly in numerical portion Generation is, it can be achieved that quick impulse disturbances, and it is fast to regulate the speed, and control is simple, can also reduce equipment volume.
The generation of above-mentioned compacting interference signal, produces inside digital device, possesses in amplitude, phase and in terms of the time Super-resolution degree, interference waveform can also be reprogramed and configured according to actual needs by operating personnel, and the stored device of signal is deposited Chu Hou, operating personnel can play back any interference waveform signal.Can be widely applied to satellite navigation product anti-jamming performance evaluation, In Type Approval, network detection and verifying test system.
In one embodiment, the present invention also provides a kind of interference signal generating means, as shown in figure 24, including interface control Molding block 10, parsing module 20, generation module 30, amplification module 40 and output module 50.
Interface control module 10 is used to obtain interference parameter configuration information, and the interference parameter configuration information that will be acquired It is delivered in interference source.Various control information, arrange parameter can be delivered to interference by operating personnel by interface control module 10 In source, operating personnel can configure interference parameter configuration information, the frequency point and power of each interference signal by computer self It is configurable etc. information, programmable configuration arbitrary frequency point function, the interface mode of arrange parameter can use USB, network interface and Common serial ports etc., in the present embodiment, by the way of common serial ports, all controls can be completed using common common serial ports System, easy to control, cost is relatively low.
Parsing module 20 is used to interference parameter configuration information is parsed to obtain parsing data, in one embodiment, The interference parameter configuration information acquired is transferred to parsing module 20 by interface control module 10, specifically, passes through interference source Parameter is parsed, and packs after reformatting and obtains parsing data, in one embodiment, as shown in Figure 10, parsing Module 20 includes parameter setting module 22, and interference source is by after Parameter analysis of electrochemical, the class by obtained parsing data according to interference signal The functions such as type, number, watt level are distributed to parameter setting module 22, and parameter setting module 22, which is used to set interference parameter, to be believed Breath is distributed to corresponding interfering channel according to functions such as the types, number, watt level of interference signal.
In one embodiment, parsing module 20 is additionally operable to storing and resolving parameter, in one embodiment, available memory Storing and resolving parameter, specifically, memory can be non-volatile type memorizer, and non-volatile type memorizer can close power supply in interference source Analytic parameter is preserved afterwards, can be read in start next time and be configured using the upper parameter once preserved.
Generation module 30 is used for the interference signal according to parsing data generation corresponding types.In one embodiment, according to Interference signal type, pressing type interference and two major class of Deceiving interference are divided into by interfering channel.Wherein pressing type interference be Generation inside interference source, and Deceiving interference is divided into two kinds of deceiving jamming and production cheating interference.It is each logical Road uses single reference clock, and that realizes interference signal independently generates all passages all independent operatings.
In one embodiment, as shown in figure 25, it can realize that multi-channel parallel exports by extension, multichannel number is N, N >=1, wherein Deceiving interference passage can expand to Fx passages, x >=2 from F1 passages, and pressing type interfering channel can be from J1 passages Expand to Jx passages, x >=2.
Amplification module 40 is used to interference signal being amplified, and in one embodiment, as shown in figure 25, each interference is logical Road configures a power amplifier, is carried out by the way that the interference signal in interfering channel is output in independent power amplifier Amplification.
Output module 50 be used for by amplified interference signal in corresponding passage radiant output, in one embodiment In, as shown in figure 11, each interfering channel configure a GNSS (Global Navigation Satellite System, Global Navigation Satellite System) antenna, interference signal is after power amplifier is amplified, driving GNSS antenna, by interference signal Radiant output.
In one embodiment, as shown in figure 25, it is supporting by the power amplifier numbering P1x of repeating jamming passage GNSS antenna numbering A1x, x >=1；And production interfering channel power amplifier numbering P2x, supporting GNSS antenna numbering A2x, x ≥1。
Above-mentioned interference signal generating means, interference parameter configuration information, parsing module are obtained by interface control module 10 20 are parsed the interference parameter configuration information got to obtain parsing data, and then generation module 30 is according to parsing data life Interference signal is amplified into the interference parameter of corresponding types, then by amplification module 40, last output module 40 will amplify The radiant output in corresponding interfering channel of interference signal afterwards.Generated and corresponded to by the parsing data in parsing module 20 The interference parameter of type, operating personnel can carry out parameter configuration according to the actual requirements and realize multi-channel parallel output difference in functionality Interference signal, it can be achieved that individual equipment just can satellite navigation system covering the whole world, it is multiple functional, improve interference signal generation dress The full-featured property put.
In one embodiment, generation module 30 includes pulse control module, and pulse control module is used for according to parsing number According to corresponding rectangular pulse signal is generated, control digital baseband interference signal to carry out digital-to-analogue conversion according to rectangular pulse signal and obtain Analog Baseband interference signal.Interference signal in output frequency range can configure by pulse control module, there is provided impulse disturbances function, carries The high full-featured property of interference signal generating means.
In one embodiment, interference signal generating means further include memory module 60, as shown in figure 27, memory module 60 For preserve generation interference signal, in one embodiment, memory module 60 can be RAM (Random-access memory, Random access memory), RAM can preserve the interference signal of generation at any time, and access speed is fast, can arbitrarily take out as needed Or be stored in, improve the operation ease of interference signal generating means.
In one embodiment, there is provided a kind of computer equipment, the computer equipment can be terminals.The computer is set Standby to include processor and memory, memory storage has computer program, when computer program is executed by processor, may be such that place Manage device and perform following steps：Obtain interference parameter configuration information；Interference parameter configuration information is parsed to obtain parsing data, Parsing data include interference signal type；When interference signal type disturbs signal type for compacting, according to parsing data generation Suppress the corresponding digital baseband interference signal of interference signal and radiofrequency signal；Digital-to-analogue conversion is carried out to digital baseband interference signal to obtain To Analog Baseband interference signal；Analog Baseband interference signal and corresponding radiofrequency signal are mixed, obtain corresponding types Suppress interference signal；Compacting interference signal is amplified respectively, amplified compacting interference signal is passed through into corresponding interference Passage radiant output；When interference signal type is cheating interference signal type, filtering is amplified to the radiofrequency signal of reception After obtain cheating interference signal；Cheating interference signal is passed through into corresponding interfering channel radiant output.
In one embodiment, cheating interference signal includes deceiving jamming signal, and reception is penetrated for step Frequency signal obtains cheating interference signal after being amplified filtering, and computer program also causes processor to perform following steps：Docking The radiofrequency signal of receipts is amplified filtering, and time simulation is carried out to amplifying filtered radiofrequency signal；After being simulated to the deadline Signal carry out power analog, obtain deceiving jamming signal.
In one embodiment, when compacting interference signal type is Multi-tone jamming signal type, digital baseband interference letter Number it is digital multisound baseband signal；For step according to the corresponding digital baseband interference letter of parsing data generation compacting interference signal Number and radiofrequency signal, computer program also cause processor perform following steps：Frequency control word is calculated according to parsing data simultaneously Generate corresponding radiofrequency signal；Corresponding monotony frequency is generated according to frequency control word；Monotony frequency is synthesized into digital multisound base Band signal.
In one embodiment, when compacting interference signal type is frequency modulation interference signal type, digital baseband interference letter Number it is frequency-shift keying baseband signal；For step according to the corresponding digital baseband interference letter of parsing data generation compacting interference signal Number and radiofrequency signal, computer program also cause processor perform following steps：Phase controlling table is set simultaneously according to parsing data Generate corresponding radiofrequency signal；Frequency-shift keying baseband signal is generated according to phase controlling table.
In one embodiment, when compacting interference signal type is band limit white Gaussian noise interference signal type, numeral Baseband interference signal is frequency-shift keying baseband signal；For step according to the corresponding numeral of parsing data generation compacting interference signal Baseband interference signal and radiofrequency signal, computer program also cause processor to perform following steps：It is high according to parsing data generation This noise simultaneously generates corresponding radiofrequency signal；Noise signal is generated using Gaussian noise；After noise signal is filtered as Phase controlling table；Frequency-shift keying baseband signal is generated according to phase controlling table.
In one embodiment, when compacting interference signal type is binary phase modulation BPSK interference signal types, numeral Baseband interference signal is numeral BPSK baseband interference signals, corresponding according to parsing data generation compacting interference signal for step Digital baseband interference signal and radiofrequency signal, computer program also cause processor to perform following steps：According to parsing data life Into enable signal and generate corresponding radiofrequency signal；According to enable signal and generation formula generation M sequence；Using M sequence as defeated Enter modulated signal, generate numeral BPSK baseband signals.
In one embodiment, when compacting interference signal type is PN code modulated interferer signal types, digital baseband is done It is numeral PN baseband signals to disturb signal, is disturbed for step according to the corresponding digital baseband of parsing data generation compacting interference signal Signal and radiofrequency signal, computer program also cause processor to perform following steps：According to parsing data generation enable signal simultaneously Generate corresponding radiofrequency signal；According to enable signal and generation formula generation M sequence；Numeral PN base band letter is generated according to M sequence Number
In one embodiment, digital-to-analogue conversion is carried out to digital baseband interference signal for step and obtains Analog Baseband interference Signal, computer program also cause processor to perform following steps：Corresponding rectangular pulse signal is generated according to parsing data；Root Digital-to-analogue conversion, which is carried out, according to rectangular pulse signal control digital baseband interference signal obtains Analog Baseband interference signal.
Above computer equipment obtains parsing data, according to parsing number by obtaining and parsing interference parameter configuration information Interference signal type in, can generate compacting interference signal and cheating interference signal at the same time, finally by the interference of corresponding types Signal passes through corresponding interfering channel radiant output.By configuring different interference signal classes according to interference parameter configuration information Type, operating personnel can carry out parameter configuration according to the actual requirements and realize while export the interference signal of difference in functionality.
In one embodiment, there is provided a kind of computer-readable recording medium, the computer-readable recording medium storage There is computer program, when computer program is executed by processor, may be such that processor performs following steps：Interference parameter is obtained to set Confidence ceases；Interference parameter configuration information is parsed to obtain parsing data, parsing data include interference signal type；Work as interference When signal type disturbs signal type for compacting, believed according to the corresponding digital baseband interference of parsing data generation compacting interference signal Number and radiofrequency signal；Digital-to-analogue conversion is carried out to digital baseband interference signal and obtains Analog Baseband interference signal；Analog Baseband is done Disturb signal and corresponding radiofrequency signal is mixed, obtain the compacting interference signal of corresponding types；Interference signal will be suppressed respectively It is amplified, amplified compacting interference signal is passed through into corresponding interfering channel radiant output；When interference signal type is to take advantage of When deceiving interference signal type, cheating interference signal is obtained after filtering is amplified to the radiofrequency signal of reception；Cheating interference is believed Number pass through corresponding interfering channel radiant output.
In one embodiment, cheating interference signal includes deceiving jamming signal, and reception is penetrated for step Frequency signal obtains cheating interference signal after being amplified filtering, and when computer program is executed by processor, computer program also makes Obtain processor and perform following steps：Filtering is amplified to the radiofrequency signal of reception, is carried out to amplifying filtered radiofrequency signal Time simulation；Signal after being simulated to the deadline carries out power analog, obtains deceiving jamming signal.
In one embodiment, when compacting interference signal type is Multi-tone jamming signal type, digital baseband interference letter Number it is digital multisound baseband signal；For step according to the corresponding digital baseband interference letter of parsing data generation compacting interference signal Number and radiofrequency signal, when computer program is executed by processor, computer program also cause processor perform following steps：According to Parsing data calculate frequency control word and generate corresponding radiofrequency signal；Corresponding monotony frequency is generated according to frequency control word； Monotony frequency is synthesized into digital multisound baseband signal.
In one embodiment, when compacting interference signal type is frequency modulation interference signal type, digital baseband interference letter Number it is frequency-shift keying baseband signal；For step according to the corresponding digital baseband interference letter of parsing data generation compacting interference signal Number and radiofrequency signal, when computer program is executed by processor, computer program also cause processor perform following steps：According to Parsing data set phase controlling table and generate corresponding radiofrequency signal；Frequency-shift keying base band letter is generated according to phase controlling table Number.
In one embodiment, when compacting interference signal type is band limit white Gaussian noise interference signal type, numeral Baseband interference signal is frequency-shift keying baseband signal；For step according to the corresponding numeral of parsing data generation compacting interference signal Baseband interference signal and radiofrequency signal, when computer program is executed by processor, computer program also cause processor perform with Lower step：According to parsing data generation Gaussian noise and generate corresponding radiofrequency signal；Noise signal is generated using Gaussian noise； As phase controlling table after noise signal is filtered；Frequency-shift keying baseband signal is generated according to phase controlling table.
In one embodiment, when compacting interference signal type is binary phase modulation BPSK interference signal types, numeral Baseband interference signal is numeral BPSK baseband interference signals, corresponding according to parsing data generation compacting interference signal for step Digital baseband interference signal and radiofrequency signal, when computer program is executed by processor, computer program also causes processor to hold Row following steps：According to parsing data generation enable signal and generate corresponding radiofrequency signal；It is public according to enable signal and generation Formula generates M sequence；Using M sequence as input modulating signal, numeral BPSK baseband signals are generated.
In one embodiment, when compacting interference signal type is PN code modulated interferer signal types, digital baseband is done It is numeral PN baseband signals to disturb signal, is disturbed for step according to the corresponding digital baseband of parsing data generation compacting interference signal Signal and radiofrequency signal, when computer program is executed by processor, computer program also causes processor to perform following steps：Root According to parsing data generation enable signal and generate corresponding radiofrequency signal；According to enable signal and generation formula generation M sequence；Root Numeral PN baseband signals are generated according to M sequence
In one embodiment, digital-to-analogue conversion is carried out to digital baseband interference signal for step and obtains Analog Baseband interference Signal, when computer program is executed by processor, computer program also causes processor to perform following steps：According to parsing data Generate corresponding rectangular pulse signal；Control digital baseband interference signal to carry out digital-to-analogue conversion according to rectangular pulse signal and obtain mould Intend baseband interference signal.
Above-mentioned storage medium, by obtaining and parsing interference parameter configuration information, obtains parsing data, according to parsing data In interference signal type, compacting interference signal and cheating interference signal can be generated at the same time, finally believe the interference of corresponding types Number pass through corresponding interfering channel radiant output.By configuring different interference signal types according to interference parameter configuration information, Operating personnel can carry out parameter configuration according to the actual requirements and realize while export the interference signal of difference in functionality.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously Cannot therefore it be construed as limiting the scope of the patent.It should be pointed out that come for those of ordinary skill in the art Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (10)

  1. A kind of 1. interference signal generation method, it is characterised in that including：
    Obtain interference parameter configuration information；
    The interference parameter configuration information is parsed to obtain parsing data, parsing data include interference signal type；
    It is corresponding according to the parsing data generation compacting interference signal when interference signal type disturbs signal type for compacting Digital baseband interference signal and radiofrequency signal；
    Digital-to-analogue conversion is carried out to the digital baseband interference signal and obtains Analog Baseband interference signal；
    The Analog Baseband interference signal and the corresponding radiofrequency signal are mixed, obtain the compacting interference of corresponding types Signal；
    The compacting interference signal is amplified respectively, amplified compacting interference signal is passed through into corresponding interfering channel spoke Penetrate output；
    When interference signal type is cheating interference signal type, cheated after filtering is amplified to the radiofrequency signal of reception Interference signal；
    The cheating interference signal is passed through into corresponding interfering channel radiant output.
  2. 2. interference signal generation method according to claim 1, it is characterised in that the cheating interference signal includes forwarding Formula cheating interference signal, cheating interference signal is obtained after filtering is amplified to the radiofrequency signal of reception, including：
    Filtering is amplified to the radiofrequency signal of reception, time simulation is carried out to amplifying filtered radiofrequency signal；
    Signal after being simulated to the deadline carries out power analog, obtains deceiving jamming signal.
  3. 3. the generation method of interference signal according to claim 1, it is characterised in that when the compacting interference signal type For Multi-tone jamming signal type when, the digital baseband interference signal is digital multisound baseband signal；According to the parsing data The corresponding digital baseband interference signal of generation compacting interference signal and radiofrequency signal include：
    Frequency control word is calculated according to the parsing data and generates corresponding radiofrequency signal；
    Corresponding monotony frequency is generated according to the frequency control word；
    The monotony frequency is synthesized into digital multisound baseband signal.
  4. 4. the generation method of interference signal according to claim 1, it is characterised in that when the compacting interference signal type For frequency modulation interference signal type when, the digital baseband interference signal is frequency-shift keying baseband signal；According to the parsing data The corresponding digital baseband interference signal of generation compacting interference signal and radiofrequency signal include：
    Phase controlling table is set according to the parsing data and generates corresponding radiofrequency signal；
    Frequency-shift keying baseband signal is generated according to the phase controlling table.
  5. 5. the generation method of interference signal according to claim 1, it is characterised in that when the compacting interference signal type When limiting white Gaussian noise interference signal type for band, the digital baseband interference signal is frequency-shift keying baseband signal；According to institute Stating the corresponding digital baseband interference signal of parsing data generation compacting interference signal and radiofrequency signal includes：
    According to the parsing data generation Gaussian noise and generate corresponding radiofrequency signal；
    Noise signal is generated using the Gaussian noise；
    As phase controlling table after the noise signal is filtered；
    Frequency-shift keying baseband signal is generated according to the phase controlling table.
  6. 6. the generation method of interference signal according to claim 1, it is characterised in that to the digital baseband interference signal Carry out digital-to-analogue conversion and obtain Analog Baseband interference signal, including：
    Corresponding rectangular pulse signal is generated according to the parsing data；
    Control the digital baseband interference signal to carry out digital-to-analogue conversion according to the rectangular pulse signal and obtain Analog Baseband interference Signal.
  7. A kind of 7. interference signal generating means, it is characterised in that including：
    Interface control module, for obtaining interference parameter configuration information；
    Parsing module, for being parsed to obtain parsing data to the interference parameter configuration information；
    Generation module, for the interference signal according to the parsing data generation corresponding types；
    Amplification module, for the interference signal to be amplified；
    Output module, for by amplified interference signal in corresponding passage radiant output.
  8. 8. interference signal generating means according to claim 7, it is characterised in that further include：
    Pulse control module, for generating corresponding rectangular pulse signal according to parsing data, according to the rectangular pulse signal Control the digital baseband interference signal to carry out digital-to-analogue conversion and obtain Analog Baseband interference signal.
  9. 9. a kind of computer equipment, including processor and memory, the memory storage has computer program, the computer When program is performed by the processor so that any one of the processor perform claim requirement 1 to 6 the step of method.
  10. 10. a kind of computer-readable recording medium, is stored with computer program, when the computer program is executed by processor, So that any one of the processor perform claim requirement 1 to 6 the step of method.
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