CN110113130A - A method of composite interference is flexibly defined by external command - Google Patents
A method of composite interference is flexibly defined by external command Download PDFInfo
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- CN110113130A CN110113130A CN201910389457.9A CN201910389457A CN110113130A CN 110113130 A CN110113130 A CN 110113130A CN 201910389457 A CN201910389457 A CN 201910389457A CN 110113130 A CN110113130 A CN 110113130A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/40—Jamming having variable characteristics
- H04K3/42—Jamming having variable characteristics characterized by the control of the jamming frequency or wavelength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/40—Jamming having variable characteristics
- H04K3/43—Jamming having variable characteristics characterized by the control of the jamming power, signal-to-noise ratio or geographic coverage area
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/80—Jamming or countermeasure characterized by its function
- H04K3/82—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection
- H04K3/825—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection by jamming
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K2203/00—Jamming of communication; Countermeasures
- H04K2203/10—Jamming or countermeasure used for a particular application
- H04K2203/22—Jamming or countermeasure used for a particular application for communication related to vehicles
Abstract
The present invention provides a kind of method that composite interference is flexibly defined by external command, include complex navigation interference, four parts of retransmitted jamming, modulated interferer and interference synthesis, satellite navigation signals are generated by complex navigation interference module according to instruction, retransmitted jamming module generates retransmitted jamming signal, modulated interferer module generates modulated interferer signal, and according to the regulation of instruction, synthesis becomes composite interference signal, swarms into the integrated interference ability that object navigation, remote control and figure pass to low latitude to be formed.The present invention may be implemented flexibly to define composite interference by external command, full frequency band to swarm into object to low latitude is effectively broken through, without frequency domain blind area, Sweeping nonlinearity without blindness, do not waste energy, unfavorable environmental hazard is not caused, effectively realizes the security protection to government bodies, military installations, energy reserves library/yard, large scale business venue, private site and sensitizing range.
Description
Technical field
The invention belongs to low altitude safe defense technique fields, and in particular to is used for government bodies, military installations, the energy
Warehouse/yard, large scale business venue, private site and one kind of the security protection of sensitizing range are flexibly fixed by external command
The method of adopted composite interference.
Background technique
Unmanned plane is the not manned aircraft manipulated using radio robot and the presetting apparatus provided for oneself, nothing on machine
Cockpit, but the equipment such as automatic pilot, presetting apparatus are installed, on ground, naval vessels or machine tool remote control station personnel pass through
The equipment such as radar track it, are positioned, are remotely controlled, telemetering and Digital Transmission, can be under wireless remotecontrol as conventional airplane one
Sample takes off or is launched with booster rocket, can also be taken to by machine tool it is aerial launch flight, when recycling, can with conventional airplane
Process the same mode automatic Landing in land can also be recycled by remote control parachute or block, can be reused several times, used extensively
In aerial reconnaissance, monitoring, communication, antisubmarine, electronic interferences etc..
In recent years, the communication technology, integrated circuit technique, system-on-chip technology, three-dimensional printing technology and unmanned air vehicle technique
Continuous development so that unmanned plane has low cost, easily obtains, easy features such as transformation, so that unmanned plane is in all fields
To being widely applied, and the status of control hardly possible is formd, easily causes social danger.
Existing unmanned plane safety defense system and the relevant technologies are defence object, the frequency of covering with business unmanned plane
Range is ISM band, and system of defense covering frequence is narrow, repacking unmanned plane cannot be effectively defendd, in addition, existing counter system is adopted
It is suppressed and is interfered with frequency sweep, jamming signal type is single, can not achieve flexible composite interference, wastes energy, easily causes adverse environment shadow
It rings.
Summary of the invention
The purpose of the present invention is overcoming above-mentioned the shortcomings of the prior art, provides one kind and is flexibly defined by external command
The method of composite interference solves the problems, such as existing low-level defence scarce capacity.
The purpose of the present invention is achieved through the following technical solutions:
A method of composite interference is flexibly defined by external command, includes complex navigation interference, retransmitted jamming, modulation
Four parts of interference and interference synthesis, generate compound satellite navigation signals, retransmitted jamming by complex navigation interference module according to instruction
The modulated interferer signal that signal is formulated with instruction, and according to the regulation of instruction, composite interference signal is flexibly synthesized, thus formation pair
The integrated interference ability that object navigation, remote control and figure pass is swarmed into low latitude.
The specific technical proposal of the invention is:
A method of composite interference is flexibly defined by external command, is included the following steps:
Q1, complex navigation interference generate, and the complex navigation interference is raw comprising GPS pseudo-code generation module, GLONASS pseudo-code
At module, Beidou pseudo-code generation module, Galileo pseudo-code generation module, by the GPS pseudo-code generation module, GLONASS pseudo-code
The output summation of generation module, Beidou pseudo-code generation module, Galileo pseudo-code generation module, normalizes summing signal, makes it
The full scale that maximum value is equal to digital analog converter inputs, and realizes that complex navigation interference generates；
Q2, retransmitted jamming generate, the retransmitted jamming, are filtered first to reception signal, the centre frequency of filter
For the interfering frequency of instruction setting, the bandwidth of filter is the jamming bandwidth of instruction setting, and the output of filter is normalized,
The full scale that the maximum value for exporting filter is equal to digital analog converter inputs, then instructs enabled retransmitted jamming；
Q3, modulated interferer, the modulated interferer, pseudo-code generation module can according to pre-loaded pseudo-code generator polynomial according to
According to defined jamming bandwidth generation pseudo-random sequence is instructed, according to Modulation Types as defined in instruction, completion pseudo-code is modulated, finally,
By modulated sequence normalization, the full scale for making the maximum value of modulated interferer output data be equal to digital analog converter is inputted, then
Instruct enabled modulated interferer；
Q4, interference synthesis, according to the power control for instructing defined complex navigation interference, retransmitted jamming and modulated interferer
Word, to complex navigation interference multiplied by complex navigation jamming power control word, to retransmitted jamming multiplied by retransmitted jamming power control word,
To modulated interferer multiplied by modulated interferer power control word, finally, three signals are summed, composite interference signal is generated.
In above-mentioned technical proposal, in the Q1, GPS pseudo-code generation module realize and GPS interfered, if instructing enabled GPS dry
It disturbs, then enabled GPS pseudo-code generation module, pseudo-code generator polynomial as defined in GPS pseudo-code generation module foundation GPS signal standard,
Generate GPS pseudo-code, output ± 1 indicate pseudo-random sequence, if instruction be not enabled on GPS interference, GPS pseudo-code generation module it is defeated
Constant out is 0；
The GLONASS pseudo-code generation module, which is realized, interferes GLONASS, if instructing enabled GLONASS interference, enables
GLONASS pseudo-code generation module, GLONASS pseudo-code generation module generate multinomial according to pseudo-code as defined in GLONASS signal standard
Formula generates GLONASS pseudo-code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on GLONASS interference, GLONASS
The constant output of pseudo-code generation module is 0；
The Beidou pseudo-code generation module, which is realized, interferes Beidou, if instructing enabled Beidou interference, enables Beidou pseudo-code
It is pseudo- to generate Beidou according to Beidou pseudo-code generator polynomial as defined in Beidou signal standards for generation module, Beidou pseudo-code generation module
Code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on Beidou interference, the output of Beidou pseudo-code generation module is constant
It is 0；
The Galileo pseudo-code generation module, which is realized, interferes Galileo, if instructing enabled Galileo interference, enables
Galileo pseudo-code generation module, Galileo pseudo-code generation module generate multinomial according to pseudo-code as defined in Galileo signal standards
Formula generates Galileo pseudo-code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on Galileo interference, Galileo
The output perseverance of pseudo-code generation module is 0.
In above-mentioned technical proposal, if retransmitted jamming instruction is not enabled on retransmitted jamming, the output perseverance of retransmitted jamming is
0。
In above-mentioned technical proposal, if instruction is not enabled on modulated interferer, the output perseverance of modulated interferer is 0.
The full frequency band that the present invention may be implemented to swarm into low latitude object is effectively broken through, no frequency domain blind area, and the frequency sweep of no blindness is dry
It disturbs, does not waste energy, do not cause adverse environment to endanger, effectively realization government bodies, military installations, energy reserves library/yard, big
Type business venue, private site and the security protection of sensitizing range.
Specific embodiment
Technical solution of the present invention is clearly and completely described below with reference to embodiment, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
A method of composite interference is flexibly defined by external command, is included the following steps:
The specific field that instruction includes are as follows: GPS interference is enabled, GLONASS interference is enabled, Beidou interference is enabled, Galileo
Interference is enabled, retransmitted jamming is enabled, modulated interferer is enabled, complex navigation jamming power control word, retransmitted jamming power control word,
Modulated interferer power control word, the Modulation Types of modulated interferer, the pseudo-code generator polynomial of modulated interferer, GPS pseudo-code serial number, north
Struggle against pseudo-code serial number, Galileo pseudo-code serial number, GLONASS pseudo-code serial number, interfering frequency, jamming bandwidth.
Q1, complex navigation interference generate, and the complex navigation interference is raw comprising GPS pseudo-code generation module, GLONASS pseudo-code
At module, Beidou pseudo-code generation module, Galileo pseudo-code generation module, by the GPS pseudo-code generation module, GLONASS pseudo-code
The output summation of generation module, Beidou pseudo-code generation module, Galileo pseudo-code generation module, normalizes summing signal, makes it
The full scale that maximum value is equal to digital analog converter inputs, and realizes that complex navigation interference generates；
Q2, retransmitted jamming generate, the retransmitted jamming, are filtered first to reception signal, the centre frequency of filter
For the interfering frequency of instruction setting, the bandwidth of filter is the jamming bandwidth of instruction setting, and the output of filter is normalized,
The full scale that the maximum value for exporting filter is equal to digital analog converter inputs, then instructs enabled retransmitted jamming；The forwarding is dry
If disturbing instruction is not enabled on retransmitted jamming, the output perseverance of retransmitted jamming is 0.
Q3, modulated interferer, the modulated interferer, pseudo-code generation module can according to pre-loaded pseudo-code generator polynomial according to
According to defined jamming bandwidth generation pseudo-random sequence is instructed, according to Modulation Types as defined in instruction, completion pseudo-code is modulated, finally,
By modulated sequence normalization, the full scale for making the maximum value of modulated interferer output data be equal to digital analog converter is inputted, then
Instruct enabled modulated interferer；If instruction is not enabled on modulated interferer, the output perseverance of modulated interferer is 0.
Q4, interference synthesis, according to the power control for instructing defined complex navigation interference, retransmitted jamming and modulated interferer
Word, to complex navigation interference multiplied by complex navigation jamming power control word, to retransmitted jamming multiplied by retransmitted jamming power control word,
To modulated interferer multiplied by modulated interferer power control word, finally, three signals are summed, composite interference signal is generated.
GPS pseudo-code generation module, which is realized, interferes GPS, if instructing enabled GPS interference, enables GPS pseudo-code generation module,
GPS pseudo-code generation module generates GPS pseudo-code according to pseudo-code generator polynomial as defined in GPS signal standard, what output ± 1 indicated
Pseudo-random sequence, if instruction is not enabled on GPS interference, the constant output of GPS pseudo-code generation module is 0；
The GLONASS pseudo-code generation module, which is realized, interferes GLONASS, if instructing enabled GLONASS interference, enables
GLONASS pseudo-code generation module, GLONASS pseudo-code generation module generate multinomial according to pseudo-code as defined in GLONASS signal standard
Formula generates GLONASS pseudo-code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on GLONASS interference, GLONASS
The constant output of pseudo-code generation module is 0；
The Beidou pseudo-code generation module, which is realized, interferes Beidou, if instructing enabled Beidou interference, enables Beidou pseudo-code
It is pseudo- to generate Beidou according to Beidou pseudo-code generator polynomial as defined in Beidou signal standards for generation module, Beidou pseudo-code generation module
Code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on Beidou interference, the output of Beidou pseudo-code generation module is constant
It is 0；
The Galileo pseudo-code generation module, which is realized, interferes Galileo, if instructing enabled Galileo interference, enables
Galileo pseudo-code generation module, Galileo pseudo-code generation module generate multinomial according to pseudo-code as defined in Galileo signal standards
Formula generates Galileo pseudo-code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on Galileo interference, Galileo
The output perseverance of pseudo-code generation module is 0.
Specific embodiment are as follows:
Embodiment 1:
In full frequency band passive detection and full frequency band counter integral system, full frequency band passive detection and full frequency band counter are altogether
With hardware, full frequency band Passive Detention System includes two frequency spectrum detection channels, and each frequency spectrum detection channel is 75MHz-6GHz days
Line connects low-noise amplifier, and low-noise amplifier connects Multifunctional radio-frequency transceiver, and multi-functional transceiver is connected to processor；Entirely
It includes two counter transmission channels that frequency range, which breaks through system, and each counter transmission channel is that 75MHz-6GHz antenna connects power amplification
Device, the power amplifier connection multi-functional transceiver of Multifunctional radio-frequency transceiver are connected to processor；Frequency spectrum detection channel and counter hair
It penetrates channel and shares Multifunctional radio-frequency transceiver and processor, Multifunctional radio-frequency transceiver completes frequency conversion, gain control, filtering, number
Modular transformation, analog to digital conversion and calibration process, processor are completed composite interference signal and are generated.
The radiofrequency signal of each frequency spectrum detection channel successively passes through the reception of 75MHz-6GHz broad-band antenna, low noise amplification
After the filtering and amplification of device, it is sent into Multifunctional radio-frequency transceiver and completes frequency conversion, gain control, filtering and analog to digital conversion, through excessive
After the processing of function RF transceiver, it is sent into processor；Processor receives the radiofrequency signal that multi-functional transceiver is made a gift to someone, and detection is penetrated
The presence or absence of frequency signal determines the feature of radiofrequency signal, receives external instruction or according to determining radiofrequency signal feature, generates
Instruction, instructs the specific field for including are as follows: GPS interference is enabled, GLONASS interference is enabled, Beidou interference is enabled, Galileo is dry
Disturb that enabled, retransmitted jamming is enabled, modulated interferer is enabled, complex navigation jamming power control word, retransmitted jamming power control word, adjusts
Jamming power control word processed, the Modulation Types of modulated interferer, pseudo-code generator polynomial, GPS pseudo-code serial number, Beidou pseudo-code serial number,
Galileo pseudo-code serial number, GLONASS pseudo-code serial number, interfering frequency, jamming bandwidth.It controls full frequency band counter system and generates counter
Signal；In processor, generate composite interference digital signal after, be sent into Multifunctional radio-frequency transceiver complete frequency conversion, gain control,
Filtering and analog to digital conversion are sent into power amplifier and antenna after the processing of Multifunctional radio-frequency transceiver, and it is raw to complete composite interference signal
At.
If the contained GPS of instruction interferes enabled field to enable GPS interference, GPS pseudo-code generation module is enabled, according to instruction
Contained GPS pseudo-code serial number, GPS pseudo-code generator polynomial as defined in load standard generate GPS pseudo-code, defeated after BPSK is modulated
± 1 pseudo-random sequence indicated out.
For example, the GPS pseudo-code serial number 31 that instruction is contained, then the generator polynomial that GPS pseudo-code is arranged is respectively G1=1+
X3+X10, G2=1+X2+X3+X6+X8+X9+X10, register initial value is full 0, and code phase is 3 and 8, generates No. 31 GPS satellite
Corresponding pseudo-code；If the contained GPS of instruction interferes enabled field to be not enabled on GPS interference, the output of GPS pseudo-code generation module is permanent
It is set to 0；Similarly, if GLONASS contained by instruction interferes enabled field to enable GLONASS interference, enabled GLONASS pseudo-code is raw
At module, the GLONASS pseudo-code serial number contained according to instruction, the GLONASS pseudo-code generator polynomial for loading standard is generated
GLONASS pseudo-code, the pseudo-random sequence that output ± 1 indicates；If the contained GLONASS of instruction interferes enabled field to be not enabled on
GLONASS interference, then it is 0 that the output of GLONASS pseudo-code generation module is constant；If the contained Beidou of instruction interferes enabled field to make
Energy Beidou interference, then enable Beidou pseudo-code generation module, and according to Beidou pseudo-code serial number contained by instruction, the Beidou for loading standard is pseudo-
Code generator polynomial generates Beidou pseudo-code, the pseudo-random sequence that output ± 1 indicates；If the contained Beidou of instruction interferes enabled field
It is not enabled on Beidou interference, then it is 0 that the output of Beidou pseudo-code generation module is constant；If the contained Galileo of instruction interferes enabled word
Section enables Galileo interference, then enables Galileo pseudo-code generation module, and the Galileo pseudo-code serial number contained according to instruction adds
The Galileo pseudo-code generator polynomial of load standard generates Galileo pseudo-code, the pseudo-random sequence that output ± 1 indicates；If instruction institute
The Galileo contained interferes enabled field to be not enabled on Galileo interference, then it is 0 that the output of Galileo pseudo-code generation module is constant；
Then, GPS pseudo-code generation module, GLONASS pseudo-code generation module, Beidou pseudo-code generation module, Galileo pseudo-code are generated into mould
The output of block is summed；Then, to and signal normalization, make its maximum value be equal to Multifunctional radio-frequency transceiver contained by digital analog converter
Full scale input, and the complex navigation jamming power control word contained multiplied by instruction；
If the contained retransmitted jamming of instruction enables field and enables retransmitted jamming, signal will be received through wave filter, filter
Centre frequency be set as instructing contained interfering frequency, the bandwidth of filter is set as instructing contained jamming bandwidth, and will
The output of filter normalizes, and the maximum value for exporting filter is equal to expiring for digital analog converter contained by Multifunctional radio-frequency transceiver
Range input, and the retransmitted jamming power control word contained multiplied by instruction；If the contained retransmitted jamming of instruction, which enables field, not to be made
Energy retransmitted jamming, the output perseverance of this branch are 0；
If modulated interferer contained by instruction enables field and enables modulated interferer, pseudo-code generation module is according to contained by instruction
The pseudo-code generator polynomial initialization linear feedback shift register of modulated interferer generates pseudo-random sequence, contained by instruction
After the modulation of Modulation Types, by modulation output normalization, the maximum value for exporting modulation is equal to contained by Multifunctional radio-frequency transceiver
The full scale of digital converter inputs, then, and the modulated interferer power control word contained multiplied by instruction；If the contained tune of instruction
System interferes enabled field to be not enabled on modulated interferer, then the output perseverance of this branch is 0；
Finally, the signal of above three branch is summed, composite interference signal is generated, send to counter transmission channel and launches
It goes, completes to break through the intelligence of low target.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. a kind of method for flexibly defining composite interference by external command, it is characterised in that:
Include the following steps:
Q1, complex navigation interference generate, and the complex navigation interference generates mould comprising GPS pseudo-code generation module, GLONASS pseudo-code
Block, Beidou pseudo-code generation module, Galileo pseudo-code generation module generate the GPS pseudo-code generation module, GLONASS pseudo-code
The output summation of module, Beidou pseudo-code generation module, Galileo pseudo-code generation module, normalizes summing signal, makes its maximum
The full scale that value is equal to digital analog converter inputs, and realizes that complex navigation interference generates；
Q2, retransmitted jamming generate, the retransmitted jamming, are filtered first to reception signal, and the centre frequency of filter is to refer to
The interfering frequency of setting is enabled, the bandwidth of filter is the jamming bandwidth of instruction setting, and the output of filter is normalized, and makes to filter
The full scale that the maximum value of wave device output is equal to digital analog converter inputs, then instructs enabled retransmitted jamming；
Q3, modulated interferer, the modulated interferer, pseudo-code generation module can refer to according to pre-loaded pseudo-code generator polynomial foundation
Jamming bandwidth as defined in enabling generates pseudo-random sequence, according to Modulation Types as defined in instruction, completes pseudo-code modulation, finally, will tune
Sequence normalization after system, the full scale for making the maximum value of modulated interferer output data be equal to digital analog converter are inputted, are then instructed
Enabled modulated interferer；
Q4, interference synthesis are right according to the power control word of complex navigation interference, retransmitted jamming and modulated interferer contained by instruction
Complex navigation interference is exchanged multiplied by complex navigation jamming power control word to retransmitted jamming multiplied by retransmitted jamming power control word
System interference is multiplied by modulated interferer power control word, finally, three signals are summed, generates composite interference signal.
2. a kind of method for flexibly defining composite interference by external command according to claim 1, it is characterised in that: institute
State in Q1, GPS pseudo-code generation module is realized and is interfered GPS, if instructing enabled GPS interference, enable GPS pseudo-code generation module,
GPS pseudo-code generation module generates GPS pseudo-code according to pseudo-code generator polynomial as defined in GPS signal standard, what output ± 1 indicated
Pseudo-random sequence, if instruction is not enabled on GPS interference, the constant output of GPS pseudo-code generation module is 0；
The GLONASS pseudo-code generation module, which is realized, interferes GLONASS, if instructing enabled GLONASS interference, enables
GLONASS pseudo-code generation module, GLONASS pseudo-code generation module generate multinomial according to pseudo-code as defined in GLONASS signal standard
Formula generates GLONASS pseudo-code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on GLONASS interference, GLONASS
The constant output of pseudo-code generation module is 0；
The Beidou pseudo-code generation module, which is realized, interferes Beidou, if instructing enabled Beidou interference, enables Beidou pseudo-code and generates
Module, Beidou pseudo-code generation module generates Beidou pseudo-code according to Beidou pseudo-code generator polynomial as defined in Beidou signal standards, defeated
± 1 pseudo-random sequence indicated out, if instruction is not enabled on Beidou interference, the constant output of Beidou pseudo-code generation module is 0；
The Galileo pseudo-code generation module, which is realized, interferes Galileo, if instructing enabled Galileo interference, enables
Galileo pseudo-code generation module, Galileo pseudo-code generation module generate multinomial according to pseudo-code as defined in Galileo signal standards
Formula generates Galileo pseudo-code, the pseudo-random sequence that output ± 1 indicates, if instruction is not enabled on Galileo interference, Galileo
The output perseverance of pseudo-code generation module is 0.
3. a kind of method for flexibly defining composite interference by external command according to claim 1, it is characterised in that: institute
If stating retransmitted jamming instruction is not enabled on retransmitted jamming, the output perseverance of retransmitted jamming is 0.
4. a kind of method for flexibly defining composite interference by external command according to claim 1, it is characterised in that: if
Instruction is not enabled on modulated interferer, then the output perseverance of modulated interferer is 0.
5. a kind of method for flexibly defining composite interference by external command according to claim 1, it is characterised in that: refer to
The specific field that order includes are as follows: GPS interference is enabled, GLONASS interference is enabled, Beidou interference is enabled, Galileo interference is enabled,
Retransmitted jamming is enabled, modulated interferer is enabled, complex navigation jamming power control word, retransmitted jamming power control word, modulated interferer
Power control word, the Modulation Types of modulated interferer, pseudo-code generator polynomial, GPS pseudo-code serial number, Beidou pseudo-code serial number, Galileo
Pseudo-code serial number, GLONASS pseudo-code serial number, interfering frequency, jamming bandwidth.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101706580A (en) * | 2009-11-24 | 2010-05-12 | 北京航空航天大学 | PXIe bus based GNSS signal simulator and implementation method thereof |
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| CN109412744A (en) * | 2018-12-07 | 2019-03-01 | 北京和协导航科技有限公司 | A kind of comprehensive interference system of unmanned plane |
| CN109521446A (en) * | 2018-12-27 | 2019-03-26 | 西安电子科技大学 | A kind of dynamic navigation signal cheating interference method |
| US20190094887A1 (en) * | 2017-09-28 | 2019-03-28 | Gopro, Inc. | Position-based control of unmanned aerial vehicles |
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2019
- 2019-05-10 CN CN201910389457.9A patent/CN110113130B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101706580A (en) * | 2009-11-24 | 2010-05-12 | 北京航空航天大学 | PXIe bus based GNSS signal simulator and implementation method thereof |
| CN102073053A (en) * | 2010-12-20 | 2011-05-25 | 东莞市泰斗微电子科技有限公司 | Pseudo random noise code generation unit of multi-mode GNSS (global navigation satellite system) receiver |
| US20190094887A1 (en) * | 2017-09-28 | 2019-03-28 | Gopro, Inc. | Position-based control of unmanned aerial vehicles |
| CN109412744A (en) * | 2018-12-07 | 2019-03-01 | 北京和协导航科技有限公司 | A kind of comprehensive interference system of unmanned plane |
| CN109521446A (en) * | 2018-12-27 | 2019-03-26 | 西安电子科技大学 | A kind of dynamic navigation signal cheating interference method |
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