CN109164433A - A kind of scouting countermeasure set and method based on single laser source - Google Patents
A kind of scouting countermeasure set and method based on single laser source Download PDFInfo
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- CN109164433A CN109164433A CN201810959889.4A CN201810959889A CN109164433A CN 109164433 A CN109164433 A CN 109164433A CN 201810959889 A CN201810959889 A CN 201810959889A CN 109164433 A CN109164433 A CN 109164433A
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- scouting
- interference
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- optical information
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/495—Counter-measures or counter-counter-measures using electronic or electro-optical means
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention provides a kind of scouting countermeasure set and method based on single laser source, and device includes that control unit, laser source and information acquisition unit are each attached on signal-processing board, and control unit is connect with information acquisition unit, scouting interference unit respectively；Information acquisition unit, obtains the optical information of target reflecting light signal after the laser for issuing when laser source shines target, and optical information is sent to control unit；Control unit, for interference unit to send scouting instruction or interference instructs to scouting according to optical information；Interference unit is scouted, for instructing according to scouting instruction or the interference, scouting laser signal or interference laser signal are issued after handling the laser that laser source issues；Technical solution provided by the invention can reduce the volume of device, and Active Intelligence interference may be implemented and threaten target.
Description
Technical field
The present invention relates to active defense fields, and in particular to a kind of based on the scouting countermeasure set of single laser source and side
Method.
Background technique
Currently, integral system is interfered in the scouting based on Laser Anti-jamming Technology and laser reconnaissance technology, it is extensive
Applied in the Initiative Defence Systems such as vehicle-mounted, portable, " ray fish " weapon laser system in the typical product such as U.S., France
SLD series laser Anti-sniper detection system, PAPV anti-sniper laser acquisition disposal system of Russia etc..
But interfere and scouted there are two laser sources in existing product, and the volume of whole system is larger, installation is inconvenient,
And at present therefore armed vehicle forward direction lightness and miniaturization design a kind of interference detection dress based on single laser source
It sets, is of great significance to the development of armed vehicle Initiative Defence System.
Summary of the invention
The object of the present invention is to provide a kind of scouting countermeasure sets and method based on single laser source, by detecing laser
Optical system and interference optical system combination settings are examined, while single laser source is set, is i.e. laser reconnaissance optical system and interference
Optical system altogether light source design, can reduce the volume of whole device, can be realized Active Intelligence interference and threaten target.
To achieve the above object, the invention adopts the following technical scheme:
A kind of scouting countermeasure set based on single laser source provided by the invention, it is improved in that described device
Including laser source, information acquisition unit, control unit, scout interference unit and signal-processing board；
Described control unit, the laser source and information acquisition unit are each attached on the signal-processing board, the control
Unit processed is connect with the information acquisition unit, scouting interference unit respectively；
The information acquisition unit obtains target reflecting light signal after the laser for issuing when laser source shines target
Optical information, and the optical information is sent to control unit；
Described control unit refers to for sending to scout instruction or interfere to scouting interference unit according to the optical information
It enables；
Unit is interfered in the scouting, for being instructed according to scouting instruction or the interference, swashs to laser source sending
Light issues after being handled scouts laser signal or interference laser signal；
Preferably, the information acquisition unit includes:
Receiving module, for receiving reflected light signal；
Detecting module is sent to the control list for extracting the optical information in reflected light signal, and by the optical information
Member；
Preferably, described control unit includes:
First execution module, for when being not received by the optical information, then sending and scouting to scouting interference unit
Instruction；
Judgment module, for when receiving the optical information, judging that the optical information corresponds to whether object is to threaten target；
Second execution module, for being sent to scouting interference unit when it is to threaten target that optical information, which corresponds to object,
Interference instruction；
Third execution module, for being sent out to scouting interference unit when it is to threaten target that optical information, which corresponds to object not,
Scouting is sent to instruct；
Further, the judgment module, is specifically used for:
The image of object is corresponded to by optical information described in technique of laser range gated imaging technology reengineering；
If the image of the object is bore, the circle and optical power density between 30~70mm are higher than optical information pair
100 times of image for answering other objects, then the object is to threaten target, if it is not, then the object is not to threaten target；
Preferably, the scouting interference unit includes scouting optical system, interference optical system and switching device, described to cut
Changing device is connect with the scouting optical system and interference optical system respectively；
The switching device, for adjusting the optical axis for scouting optical system and institute when receiving scouting instruction
State the optical axis coincidence of laser source；For when receiving the interference and instructing, adjust the optical axis of the interference optical system with it is described
The optical axis coincidence of laser source；
The scouting optical system, after the laser signal for issuing to the laser source is collimated, expands processing, hair
Laser signal is scouted out；
The interference optical system, the laser signal for issuing to the laser source are collimated, after compression processing, hair
Laser signal is interfered out；
Preferably, described device further includes being respectively placed in outside the information acquisition unit and scouting interference unit
Optical glass；
The outer surface of the optical glass is coated with narrow-band-filter film and meets the high transmittance film of the laser source bandwidth.
A kind of scouting interference method based on single laser source provided by the invention, it is improved in that the method
Include:
After the laser that laser source issues shines target, information acquisition unit obtains the optical information of target reflecting light signal,
And the optical information is sent to control unit；
Control unit sends interference instruction or scouts and instructs according to the optical information to scouting interference unit；
Scouting interference unit is instructed according to the scouting or interference instruction, the laser issued to laser source are handled
It issues afterwards and scouts laser signal or interference laser signal；
The information acquisition unit obtains the optical information of target reflecting light signal, and the optical information is sent to control list
Member, comprising:
Receiving module receives reflected light signal；
Detecting module extracts the optical information in the reflected light signal, and the optical information is sent to the control list
Member.
Preferably, described control unit sends interference instruction to scouting interference unit according to the optical information or scouts
Instruction includes:
When described control unit is not received by the optical information, then scouting is sent to scouting interference unit and referred to
It enables；
When described control unit receives the optical information, then judge that the optical information corresponds to whether object is to threaten mesh
Otherwise mark, sends to scouting interference unit if so, sending interference instruction to scouting interference unit and scouts instruction.
It is further, described to judge that the optical information corresponds to whether object is to threaten target, comprising:
The image of object is corresponded to by optical information described in technique of laser range gated imaging technology reengineering；
If the image of the object is bore, the circle and optical power density between 30~70mm are higher than optical information pair
100 times of image for answering other objects, then the object is to threaten target, and otherwise, then the object is not to threaten target.
Preferably, the scouting interference unit is instructed according to the scouting or the interference instructs, and is issued to laser source
Laser signal issues after being handled scouts laser signal or interference laser signal, comprising:
When the switching device for scouting interference unit receives scouting instruction, described in the switching device adjusting
The optical axis of optical system and the optical axis coincidence of the laser source are scouted, issues the scouting optical system to the laser source
Laser signal collimation expands, and issues and scouts laser signal；
When the switching device for scouting interference unit receives interference instruction, described in the switching device adjusting
The optical axis coincidence of the optical axis of interference optical system and the laser source issues the interference optical system to the laser source
Laser signal collimation, compression issue interference laser signal.
Compared with the nearest prior art, technical solution provided by the invention has following excellent effect
Single laser source is set in a kind of laser reconnaissance countermeasure set based on single laser source provided by the invention, and will
Laser interferometers optical system and laser reconnaissance optical system combination settings are to scout interference unit, can reduce device volume, full
The foot armed vehicle installation requirement high to load requirement；Scouting countermeasure set of the invention can be detected with Active Intelligence and threaten mesh
Mark, and the sight device for threatening target is interfered, so that device mounting platform is realized the purpose defended oneself.
Detailed description of the invention
Fig. 1 is laser reconnaissance countermeasure set structure chart of the present invention；
Fig. 2 is laser reconnaissance interference method flow chart of the present invention；
In figure, 1- laser source, 21- receiving module, 22- detecting module, 3-, which is scouted, interferes unit, 31- switching device, 32-
Interference optical system, -33- scout optical system, 4- signal-processing board, 51 and 52- optical glass.
Specific embodiment
Below with reference to the present invention is described in further detail.
The present invention provides a kind of scouting countermeasure set based on single laser source, and dress is interfered in laser reconnaissance as shown in Figure 1
Structure chart is set, device includes laser source 1, information acquisition unit, control unit (not shown), scouts interference unit 3 and letter
Number processing board 4；
Control unit, laser source 1 and information acquisition unit are each attached on signal-processing board 4, control unit respectively with letter
It ceases acquiring unit, scout the interference connection of unit 3；
Information acquisition unit obtains the light letter of target reflecting light signal after the laser for issuing when laser source shines target
Breath, and optical information is sent to control unit；
Control unit, for interference unit to send scouting instruction or interference instructs to scouting according to optical information；
Interference unit is scouted, for instructing according to scouting instruction or the interference, at the laser issued to laser source
It is issued after reason and scouts laser signal or interference laser signal.
Wherein, information acquisition unit includes:
Receiving module 22, for receiving reflected light signal；
Detecting module 21 is sent to control by video line for extracting the optical information in reflected light signal, and by optical information
Unit processed；
Control unit is used for:
First execution module, for when being not received by optical information, then being sent to scouting interference unit and scouting instruction；
Judgment module, for when receiving optical information, then judging that the optical information corresponds to whether object is to threaten target；
Second execution module, for being sent to scouting interference unit when it is to threaten target that optical information, which corresponds to object,
Interference instruction；
Third execution module, for being sent out to scouting interference unit when it is to threaten target that optical information, which corresponds to object not,
Scouting is sent to instruct.
Further, judge that the optical information corresponds to whether object is to threaten target, is specifically used for:
The image of object is corresponded to by optical information described in technique of laser range gated imaging technology reengineering；
If the image of the object is bore, the circle and optical power density between 30~70mm are higher than optical information pair
100 times of image for answering other objects, then the object is to threaten target, if it is not, then the object is not to threaten target.
Scouting interference unit 3 includes scouting optical system 33, interference optical system 32 and switching device 31, the switching dress
31 are set to connect with the scouting optical system 33 and interference optical system 32 respectively；
Wherein, switching device, for adjusting the optical axis for scouting optical system and institute when receiving scouting instruction
State the optical axis coincidence of laser source；For when receiving the interference and instructing, adjust the optical axis of the interference optical system with it is described
The optical axis coincidence of laser source；
Optical system is scouted, after the laser signal for issuing to the laser source is collimated, expands processing, sending is detectd
Examine laser signal；
Interference optical system, the laser signal for issuing to the laser source are collimated, after compression processing, are issued dry
Disturb laser signal.
Preferably, laser reconnaissance countermeasure set further includes being respectively placed in the information acquisition unit and scouting interference list
Optical glass 51 and 52 outside member；
The outer surface of optical glass 51 and 52 is coated with narrow-band-filter film and meets the high transmittance film of the laser source bandwidth.
The present invention also provides a kind of laser reconnaissance interference method based on single laser source, laser reconnaissances as shown in Figure 2
Interference method, comprising:
Step S1, after the laser that laser source issues shines target, information acquisition unit obtains target reflecting light signal
Optical information, and the optical information is sent to control unit；
Step S2, control unit sends interference instruction or scout according to the optical information to scouting interference unit to be referred to
It enables；
Step S3, scouting interference unit is instructed according to the scouting or interference instruction, the laser issued to laser source
It is issued after being handled and scouts laser signal or interference laser signal；
Wherein, information acquisition unit obtains the optical information of target reflecting light signal, and the optical information is sent to control
Unit, comprising:
Receiving module receives reflected light signal；
Detecting module extracts the optical information in the reflected light signal, and the optical information is sent to the control list
Member.
Preferably, control unit sends interference instruction or scouts and instructs according to the optical information to scouting interference unit
Include:
When described control unit is not received by the optical information, then scouting is sent to scouting interference unit and referred to
It enables；
When described control unit receives the optical information, then judge that the optical information corresponds to whether object is to threaten mesh
Otherwise mark, sends to scouting interference unit if so, sending interference instruction to scouting interference unit and scouts instruction.
Further, judge that the optical information corresponds to whether object is to threaten target, comprising:
The image of object is corresponded to by optical information described in technique of laser range gated imaging technology reengineering；
If the image of the object is bore, the circle and optical power density between 30~70mm are higher than optical information pair
100 times of image for answering other objects, then the object is to threaten target, if it is not, then the object is not to threaten target.
Preferably, it scouts interference unit and instructs sending to scout laser signal or instructed according to the interference according to the scouting
Issuing interference laser signal includes:
When the switching device for scouting interference unit receives scouting instruction, switching device adjusts the scouting optics
The optical axis coincidence of the optical axis of system and the laser source, the laser signal for issuing the scouting optical system to the laser source
It collimates, expand, issue and scout laser signal；
When the switching device for scouting interference unit receives interference instruction, switching device adjusts the interference optics
The optical axis coincidence of the optical axis of system and the laser source, the laser signal for issuing the interference optical system to the laser source
Collimation, compression issue interference laser signal.
In conclusion being arranged in a kind of laser reconnaissance countermeasure set based on single laser source provided by the invention single sharp
Light source, and be to scout interference unit by Laser interferometers optical system and laser reconnaissance optical system combination settings, dress can be reduced
Volume is set, the armed vehicle installation requirement high to load requirement is met；Scouting countermeasure set of the invention can be visited with Active Intelligence
It surveys and threatens target, and the sight device for threatening target is interfered, device mounting platform is made to realize the purpose defended oneself.
Finally it should be noted that: be merely illustrative of the technical solution of the present invention rather than its limitations above, fields
Those of ordinary skill although referring to foregoing description it is understood that can still modify to a specific embodiment of the invention
Perhaps equivalent replacement these without departing from any modification of spirit and scope of the invention or equivalent replacement, apply it is pending
Within claims of the invention.
Claims (10)
1. a kind of scouting countermeasure set based on single laser source, which is characterized in that described device includes laser source, acquisition of information
Unit, scouts interference unit and signal-processing board at control unit；
Described control unit, the laser source and information acquisition unit are each attached on the signal-processing board, and the control is single
Member is connect with the information acquisition unit, scouting interference unit respectively；
The information acquisition unit obtains the light letter of target reflecting light signal after the laser for issuing when laser source shines target
Breath, and the optical information is sent to control unit；
Described control unit, for being sent according to the optical information to scouting interference unit, scouting is instructed or interference instructs；
Unit is interfered in the scouting, for according to scoutings instruction or interference instruction, to the laser of laser source sending into
It is issued after row processing and scouts laser signal or interference laser signal.
2. scouting countermeasure set as described in claim 1, which is characterized in that the information acquisition unit includes:
Receiving module, for receiving reflected light signal；
Detecting module is sent to described control unit for extracting the optical information in reflected light signal, and by the optical information.
3. scouting countermeasure set as described in claim 1, which is characterized in that described control unit includes:
First execution module, for being sent to scouting interference unit and scouting instruction when being not received by the optical information；
Judgment module, for when receiving the optical information, judging that the optical information corresponds to whether object is to threaten target；
Second execution module, for sending interference to scouting interference unit when it is to threaten target that optical information, which corresponds to object,
Instruction；
Third execution module, for being detectd to scouting interference unit transmission when it is to threaten target that optical information, which corresponds to object not,
Examine instruction.
4. scouting countermeasure set as claimed in claim 3, which is characterized in that the judgment module is specifically used for:
The image of object is corresponded to by optical information described in technique of laser range gated imaging technology reengineering；
If the image of the object is bore, the circle and optical power density between 30~70mm correspond to it higher than optical information
100 times of the image of his object, then the object is to threaten target, if it is not, then the object is not to threaten target.
5. scouting countermeasure set as described in claim 1, which is characterized in that the scouting interference unit includes scouting optical system
System, interference optical system and switching device, the switching device connect with the scouting optical system and interference optical system respectively
It connects；
The switching device, for when receive the scouting instruction when, adjust it is described scout optical system optical axis with it is described
The optical axis coincidence of laser source；For when receiving interference instruction, adjust the optical axis of the interference optical system with it is described
The optical axis coincidence of laser source；
The scouting optical system, after the laser signal for issuing to the laser source is collimated, expands processing, sending is detectd
Examine laser signal；
The interference optical system, the laser signal for issuing to the laser source are collimated, after compression processing, are issued dry
Disturb laser signal.
6. scouting countermeasure set as described in claim 1, which is characterized in that described device further includes being respectively placed in the information to obtain
Take unit and the optical glass scouted outside interference unit；
The outer surface of the optical glass is coated with narrow-band-filter film and meets the high transmittance film of the laser source bandwidth.
7. a kind of scouting interference method based on single laser source, which is characterized in that the described method includes:
After the laser that laser source issues shines target, information acquisition unit obtains the optical information of target reflecting light signal, and will
The optical information is sent to control unit；
Control unit sends interference instruction or scouts and instructs according to the optical information to scouting interference unit；
Scouting interference unit is instructed according to the scouting or interference instruction, sends out after handling the laser that laser source issues
Laser signal or interference laser signal are scouted out；
The information acquisition unit obtains the optical information of target reflecting light signal, and the optical information is sent to control unit,
Include:
Receiving module receives reflected light signal；
Detecting module extracts the optical information in the reflected light signal, and the optical information is sent to described control unit.
8. scouting interference method as claimed in claim 7, which is characterized in that described control unit is according to the optical information to institute
Scouting interference unit is stated to send interference instruction or scout instruction, comprising:
When described control unit is not received by the optical information, is then sent to scouting interference unit and scout instruction；
When described control unit receives the optical information, then judge that the optical information corresponds to whether object is to threaten target；
If so, sending interference instruction to scouting interference unit；Otherwise, then it is sent to scouting interference unit and scouts instruction.
9. scouting interference method as claimed in claim 8, which is characterized in that described to judge whether the optical information corresponds to object
It is to threaten target, comprising:
The image of object is corresponded to by optical information described in technique of laser range gated imaging technology reengineering；
If the image of the object is bore, the circle and optical power density between 30~70mm correspond to it higher than optical information
100 times of the image of his object, then the object is to threaten target；Otherwise, then the object is not to threaten target.
10. scouting interference method as claimed in claim 7, which is characterized in that the scouting interference unit is according to the scouting
Instruction or interference instruction issue after handling the laser signal that laser source issues and scout laser signal or interference laser
Signal, comprising:
When the switching device for scouting interference unit receives scouting instruction, the light for scouting optical system is adjusted
The optical axis coincidence of axis and the laser source carries out the scouting optical system to the laser signal that the laser source issues quasi-
Directly, it after expanding processing, issues and scouts laser signal；
When the switching device for scouting interference unit receives interference instruction, the light of the interference optical system is adjusted
The optical axis coincidence of axis and the laser source carries out the interference optical system to the laser signal that the laser source issues quasi-
Directly, after compression processing, interference laser signal is issued.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810959889.4A CN109164433B (en) | 2018-08-22 | 2018-08-22 | Device and method for detecting interference based on single laser source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810959889.4A CN109164433B (en) | 2018-08-22 | 2018-08-22 | Device and method for detecting interference based on single laser source |
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| CN109164433A true CN109164433A (en) | 2019-01-08 |
| CN109164433B CN109164433B (en) | 2023-07-25 |
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Cited By (1)
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| CN114488034A (en) * | 2022-01-20 | 2022-05-13 | 哈尔滨工程大学 | Passive detection and interference reconnaissance integrated device and method |
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| CN114488034B (en) * | 2022-01-20 | 2024-09-20 | 哈尔滨工程大学 | Passive detection and reconnaissance interference integrated device and method |
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| Publication number | Publication date |
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| CN109164433B (en) | 2023-07-25 |
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