CN106019241B - A kind of radar simulator single goal method for interception - Google Patents
A kind of radar simulator single goal method for interception Download PDFInfo
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- CN106019241B CN106019241B CN201610317789.2A CN201610317789A CN106019241B CN 106019241 B CN106019241 B CN 106019241B CN 201610317789 A CN201610317789 A CN 201610317789A CN 106019241 B CN106019241 B CN 106019241B
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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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
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- Computer Networks & Wireless Communication (AREA)
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- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
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- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a kind of radar simulator single goal method for interception, the specific steps are：S1, radar simulator send target information to display control subsystem；S2, display control subsystem send the location information of the intercepting and capturing instruction and lock onto target to lock onto target according to target information to radar simulator；S3 obtains the location information of lock onto target；S4 obtains the range ability of the multifunction display screen in display control subsystem；S5 calculates the azimuth angle of lock onto target；S6 calculates the azimuth radian of lock onto target；S7 calculates the distance of lock onto target；The azimuth of target that the azimuth of lock onto target and distance are searched with radar simulator successively and distance are compared, determine and intercept and capture target by S8；S9 starts the attribute data for intercepting and capturing target to display control program.The beneficial effects of the present invention are：The correctness that single goal intercepts and captures control interface can be verified in the case where testing room environmental, saves production cost, shorten the development time.
Description
Technical field
The present invention relates to aircraft avionics system simulation technical fields, and in particular to a kind of radar simulator single goal intercepting and capturing side
Method.
Background technology
Important equipment of the radar as aircraft is responsible for the functions such as target acquisition, target following, meteorological detection, to completing to appoint
Business has the function of very crucial.
When carrying out ground experiment, usually only the processor of radar participates in experiment, and exploring antenna does not enter experimental enviroment,
It can not send in target information to control system, control system and radar equipment when can not also verify multiple target, single goal tracking
Between control interface.Control interface of the radar simulator simulated target information to radar target is needed when carrying out ground experiment
It is verified, monotrack and the critical function that intercepting and capturing are radar simulators need essence to more accurately intercept target
True ground algorithm and comparison, the control that single goal is intercepted and captured with support control system and reality.
Invention content
The object of the present invention is to provide a kind of radar simulator single goal method for interception, to solve or at least mitigate background skill
In the presence of art at least one at the problem of.
The technical solution adopted by the present invention is：A kind of radar simulator single goal method for interception is provided, is comprised the steps of：
S1, radar simulator send target information to display control subsystem, and the target information includes the location information of target；S2,
Believe the position that the display control subsystem sends intercepting and capturing instruction and lock onto target to lock onto target according to the target information
Cease the radar simulator；S3 obtains the location information of the lock onto target, and the location information of the lock onto target includes water
Flat position coordinates and vertical position coordinate；S4 obtains the range of the multifunction display screen in the display control subsystem
Range；S5, the display according to the horizontal position coordinate of the lock onto target, the lock onto target relative to display control subsystem
The peak excursion angle of device screen centre position and the corresponding screen pixels of the peak excursion angle calculate the locking mesh
Target azimuth angle；S6 calculates the azimuth radian of the lock onto target according to the azimuth angle of the lock onto target；
S7, according to the vertical position coordinate of the lock onto target, vertical direction initial offset, the maximum pixel of vertical direction and more work(
The range ability of energy indicator screen calculates the distance of the lock onto target；S8, by the azimuth of the lock onto target and distance
The azimuth of the target searched successively with radar simulator and distance are compared, if the side for the lock onto target being calculated
The Error Absolute Value for the azimuth of target that parallactic angle is searched with radar simulator is less than setting azimuth angle error, and S is calculated
To the target range that searches of distance and radar simulator of lock onto target miss absolute difference and be less than setpoint distance error, then recognize
It is to intercept and capture target for the target that the radar simulator searches；The attribute data for intercepting and capturing target is started to control to display by S9
System processed.
Preferably, the method for lock onto target azimuth angle being calculated in the step S5 is the horizontal position of lock onto target
Coordinate × lock onto target is corresponded to relative to peak excursion angle/peak excursion angle of display control subsystem screen centre position
Screen pixels.
Preferably, the method for lock onto target distance being calculated in the step S6 is (upright position+vertical direction of vernier
Initial offset)/vertical direction maximum pixel × multifunction display screen range ability.
Preferably, the setting azimuth angle error in the step S8 should meet, and 3 radians≤setting azimuth angle error≤
5 radians, the setpoint distance error should meet, 3km≤setpoint distance error≤5km.
The beneficial effects of the present invention are：The method intercepted and captured by radar simulator single goal realizes what single goal was intercepted and captured
Simulation can verify the correctness that single goal intercepts and captures control interface so that aircraft is saved in the development stage in the case where testing room environmental
Production cost shortens the development time, in the stage of taking a flight test provides support for system troubleshooting；It can be widely used for avionics weapon system thunder
Interface up to target following is verified.
Description of the drawings
Fig. 1 is the flow chart of the radar simulator single goal method for interception of one embodiment of the invention.
Specific implementation mode
To keep the purpose, technical scheme and advantage that the present invention is implemented clearer, below in conjunction in the embodiment of the present invention
Attached drawing, technical solution in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without creative efforts, shall fall within the protection scope of the present invention.Under
Face is described in detail the embodiment of the present invention in conjunction with attached drawing.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as protecting the present invention
The limitation of range.
The present invention operation principle be：When carrying out ground experiment, radar simulator send simulation target data to show
Show that data are included on the screen of multifunction display by control subsystem, display control subsystem.Pilot is according on screen
Information single goal is locked using vernier, the vernier information of the target that display control subsystem sends pilot is sent
To radar simulator, and sends single goal and intercept and capture instruction.After radar simulator receives intercepting and capturing instruction, by vernier multi-functional aobvious
Show the information on device, be converted into azimuth and the range information of target by certain algorithm, and with detect to obtain existing target
Information data is compared, if the comparison of azimuth and distance is all in certain error range, then it is assumed that selected mesh
Mark is exactly the target compared.Radar sends target information to display control subsystem, and display control subsystem is to target information
Mark is intercepted and captured in setting, and is shown on multifunction display, while being sent radar and being entered monotrack mode instruction, radar
Operating mode enters monotrack pattern, and target is successfully intercepted and captured.It is controlled between support control system pair and radar in this way
The verification of interface processed, the interface verification being particularly advantageous under monotrack mode.
For the implementation process of more detailed description the method for the present invention, carried out by taking search lighting to 20 targets as an example below
It is described in detail：
As shown in Figure 1, a kind of radar simulator single goal method for interception, comprises the steps of：S1, radar simulator are sent
For target information to display control subsystem, the target information includes the location information of target.
In the present embodiment, i.e., the location information of 20 targets is sent to display control subsystem by radar simulator.
S2, display control subsystem send the position of the intercepting and capturing instruction and lock onto target to lock onto target according to target information
Information is to radar simulator.
In the present embodiment, i.e., pilot using vernier after 20 targets select one as target is intercepted and captured, control by display
Subsystem processed sends the location information of the intercepting and capturing instruction and lock onto target to lock onto target according to the target information to radar simulation
Device.
S3 obtains the location information of lock onto target, and the location information of lock onto target includes horizontal position coordinate and vertical position
Set coordinate.
In the present embodiment, after radar simulator receives the location information of lock onto target, location information is stored in and is faced
Variations per hour horizontal position and upright position, wherein horizontal position coordinate 78, vertical position coordinate 125.
S4 obtains the range ability of the multifunction display screen in the display control subsystem.
Radar simulator determines the range ability of multifunction display screen according to the operating mode entered before intercepting and capturing, and will
Range value is stored in variable R ange.In the present embodiment, the range ability of multifunction display screen is 10KM.
S5, according to the horizontal position coordinate of the lock onto target, the lock onto target relative to display control subsystem
The peak excursion angle of indicator screen center and the corresponding screen pixels of the peak excursion angle calculate the lock
The azimuth angle to set the goal.
In the present embodiment, circular is：
Horizontal position coordinate × lock onto target of lock onto target relative to display control subsystem screen centre position most
Big deviation angle/corresponding screen pixels of peak excursion angle.Wherein, lock onto target is relative in display control subsystem screen
The peak excursion angle of heart position, the corresponding screen pixels of peak excursion angle are obtained by radar simulator, in the present embodiment,
Lock onto target is 60 degree relative to the peak excursion angle of display control subsystem screen centre position, and peak excursion angle corresponds to
Screen pixels be 186.
Lock onto target azimuth angle=78 × 60/186=25.16 degree.
S6 calculates the azimuth radian of the lock onto target according to the azimuth angle of the lock onto target.
In the present embodiment, azimuth radian=25.16 of lock onto target × 3.142/180=0.439 radians.
S7, according to the vertical position coordinate of the lock onto target, the maximum picture of vertical direction initial offset, vertical direction
The range ability of element and multifunction display screen calculates the distance of the lock onto target.
In the present embodiment, circular is：
Maximum pixel × the multifunction display of (upright position of vernier+vertical direction initial offset)/vertical direction
The range ability of screen.Wherein, vertical direction initial offset, the maximum pixel of vertical direction are obtained by radar simulator,
In the present embodiment, vertical direction initial offset is 192, and the maximum pixel of vertical direction is 384.
The distance of lock onto target=(125+192)/384 × 10=8.2KM.
S8, the azimuth of target that the azimuth of the lock onto target and distance are searched with radar simulator successively and
Distance is compared, if the mistake for the azimuth of target that the azimuth for the lock onto target being calculated is searched with radar simulator
Difference is less than setting azimuth angle error, and the target that is searched with radar simulator of the distances of lock onto target that are calculated of S away from
It is less than setpoint distance error from error, then it is assumed that the target that the radar simulator searches is to intercept and capture target.
In the present embodiment, i.e., the azimuth of lock onto target (0.439 radian) and distance (8.2km) are searched with to beat successively
Rope to azimuth of target and distance compare.
In the present embodiment, the setting azimuth angle error in step S8 should meet, 3 radians≤setting azimuth angle error
≤ 5 radians, setpoint distance error should meet, 3km≤setpoint distance error≤5km.
In the present embodiment, search lighting to one of azimuth of target be 0.502 radian, distance be 9.3km,
According to | 0.439-0.502 |=0.063 radian is less than azimuth angle error；
| 8.2-9.3 |=1.1km is less than range error,
Then think that the target is lock onto target.
S9 starts the attribute data for intercepting and capturing target to display control program.
It is last it is to be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：It is still
Can be with technical scheme described in the above embodiments is modified, or which part technical characteristic is equally replaced
It changes；And these modifications or replacements, the essence for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
God and range.
Claims (4)
1. a kind of radar simulator single goal method for interception, which is characterized in that comprise the steps of：
S1, radar simulator send target information to display control subsystem, and the target information includes the location information of target；
S2, the display control subsystem send intercepting and capturing instruction and the lock onto target to lock onto target according to the target information
Location information is to the radar simulator；
S3, obtains the location information of the lock onto target, and the location information of the lock onto target includes horizontal position coordinate and hangs down
Straight position coordinates；
S4 obtains the range ability of the multifunction display screen in the display control subsystem；
S5, the display according to the horizontal position coordinate of the lock onto target, the lock onto target relative to display control subsystem
The peak excursion angle of device screen centre position and the corresponding screen pixels of the peak excursion angle calculate the locking mesh
Target azimuth angle；
S6 calculates the azimuth radian of the lock onto target according to the azimuth angle of the lock onto target；
S7, according to the vertical position coordinate of the lock onto target, vertical direction initial offset, the maximum pixel of vertical direction and
The range ability of multifunction display screen calculates the distance of the lock onto target；
S8, the azimuth for the target that the azimuth of the lock onto target and distance are searched with radar simulator successively and distance
It is compared, if the error for the azimuth of target that the azimuth for the lock onto target being calculated and radar simulator search is exhausted
Setting azimuth angle error is less than to value, and the target that the distances of lock onto target that are calculated of S are searched with radar simulator
Range error absolute value is less than setpoint distance error, then it is assumed that the target that the radar simulator searches is to intercept and capture target；
S9 starts the attribute data for intercepting and capturing target to display control program.
2. radar simulator single goal method for interception as described in claim 1, it is characterised in that：Lock is calculated in the step S5
The method of azimuth angle of setting the goal is that horizontal position coordinate × lock onto target of lock onto target is relative to display control subsystem
The peak excursion angle of the screen centre position/corresponding screen pixels of peak excursion angle.
3. radar simulator single goal method for interception as described in claim 1, it is characterised in that：Lock is calculated in the step S6
The method for the distance that sets the goal is, the maximum pixel of (upright position of vernier+vertical direction initial offset)/vertical direction × more
The range ability of function display screen.
4. radar simulator single goal method for interception as described in claim 1, it is characterised in that：It is described in the step S8
Setting azimuth angle error should meet,
The radian of 3 radians≤setting azimuth angle error≤5,
The setpoint distance error should meet,
3km≤setpoint distance error≤5km.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103761731A (en) * | 2014-01-02 | 2014-04-30 | 河南科技大学 | Small infrared aerial target detection method based on non-downsampling contourlet transformation |
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| TWI227478B (en) * | 2001-04-26 | 2005-02-01 | Fuji Photo Film Co Ltd | Optical information recording medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103761731A (en) * | 2014-01-02 | 2014-04-30 | 河南科技大学 | Small infrared aerial target detection method based on non-downsampling contourlet transformation |
Non-Patent Citations (2)
| Title |
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| "SAR raw radar simulator combining optical geometry and full-wave electromagnetic approaches";Krzysztof Kulpa et al.;《9th European Conference on Synthetic Aperture Radar》;20120426;第24-27页 * |
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