CN103471620A - Angular accuracy computing and tracking accuracy assessing system and method - Google Patents
Angular accuracy computing and tracking accuracy assessing system and method Download PDFInfo
- Publication number
- CN103471620A CN103471620A CN2013104568654A CN201310456865A CN103471620A CN 103471620 A CN103471620 A CN 103471620A CN 2013104568654 A CN2013104568654 A CN 2013104568654A CN 201310456865 A CN201310456865 A CN 201310456865A CN 103471620 A CN103471620 A CN 103471620A
- Authority
- CN
- China
- Prior art keywords
- optoelectronic device
- target
- measured
- rotary axis
- angle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005693 optoelectronics Effects 0.000 claims abstract description 86
- 238000012360 testing method Methods 0.000 claims abstract description 34
- 238000012545 processing Methods 0.000 claims abstract description 14
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims description 45
- 230000000007 visual effect Effects 0.000 claims description 14
- 230000001133 acceleration Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000007405 data analysis Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 238000011981 development test Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000005622 photoelectricity Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 229910000497 Amalgam Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 238000001675 atomic spectrum Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to the technical field of optoelectronic devices and discloses an angular accuracy computing and tracking accuracy assessing system and method. The system comprises a timing system unit, a data processing component, a rotating shaft system, a collimator component and an adjustable reflecting mirror. The collimator component and the adjustable reflecting mirror are arranged on a rotating arm of the rotating shaft system and are adjusted dynamically. The data processing component uses signals of the timing system unit for computing angular accuracy and accessing tracking accuracy according to motion data information of the rotating shaft system and target data information sent by an optoelectronic device to be detected. According to the system and method, testing covering most part of a view field can be completed only in an inner field, data analysis can be completed quickly, compared with an outer field fly-detecting testing mode, implementation cost is very low, implementation difficulty is small, and testing accuracy is high.
Description
Technical field
The present invention relates to the optoelectronic device technical field, particularly a kind of system and method that calculates angle measurement accuracy and assessment tracking accuracy.
Background technology
The angle measurement accuracy of optoelectronic device and tracking accuracy are demand one of core technology indexs the most widely in the optoelectronic device field always, must be tested these indexs in the equipment development debug phase, after the long-term use in outfield, also be needed to carry out routine test to be calibrated.Dynamic testing angle precision refers to that electro-optic theodolite is under the angular velocity and angular acceleration motion state of regulation, and the object space sensing value of measurement and true value is poor in real time, is to weigh one of most important technical indicator of electro-optic theodolite.
At present known angle measurement accuracy commonly used and tracking accuracy test usually adopt outfield to examine the mode flown and complete, but there is following point in actual applications in the method:
1. due to restrictions such as field trial climate, expense, times, it is high that the outfield inspection flies implementation cost, and length consuming time, be difficult to cover the visual field gamut, and data analysis is loaded down with trivial details afterwards, can not meet the demand of quick test;
2. the precision of angle measurement accuracy test is not high, is difficult to meet the demand of advanced photoelectricity equipment development test;
3. be difficult to create the target of higher angular speed, angular acceleration, can not complete in real time tracking accuracy test and assessment.
Therefore, how to solve in prior art the problem that the precision that can't meet the quick test of angle measurement accuracy and tracking accuracy and test is not high, can not complete in real time the tracking accuracy assessment, just become technical matters urgently to be resolved hurrily.
Summary of the invention
For the above-mentioned defect of prior art, technical matters to be solved by this invention is how to carry out conveniently test and the assessment of outfield angle measurement accuracy and tracking accuracy.
For solving the problems of the technologies described above, the invention provides on the one hand a kind of system of calculating angle measurement accuracy and assessment tracking accuracy, described system comprises: the time system unit, data handling component, rotary axis, parallel light tube assembly and adjustable mirror, wherein,
Described parallel light tube assembly and described adjustable mirror are arranged on the pivot arm of described rotary axis; Described parallel light tube assembly provides collimated light; The corresponding setting of optical window of described adjustable mirror and described parallel light tube assembly, adjust the reflection angle of described collimated light to form multispectral point target;
When described, the system unit couples mutually with described data handling component, for described data handling component provides standard time and frequency signal;
Described data handling component also couples mutually with described rotary axis and optoelectronic device to be measured, utilize the signal of described time system unit, the target data information sent according to exercise data information and the described optoelectronic device to be measured of described rotary axis calculates angle measurement accuracy and assesses tracking accuracy.
Preferably, described parallel light tube assembly comprises multispectral light source, asterism target plate, secondary mirror and principal reflection mirror, wherein, have an osculum in described asterism target plate, the osculum that the described asterism target plate of the light transmission given off from described multispectral light source is offered, also successively through described secondary mirror and primary mirror reflects, gives off described collimated light.
Preferably, described rotary axis has base for supporting and the pivot arm of described parallel light tube assembly is installed, and described rotary axis is done the adjustable circular motion of speed by the described pivot arm of driven by motor; Described parallel light tube assembly and described adjustable mirror are arranged on respectively the two ends of described pivot arm.
Preferably, described multispectral light source is halogen light source.
Preferably, circumference angle when described exercise data information comprises rotation and real-time angular velocity, described target data information comprises detected target azimuth, luffing angle and follows the tracks of miss distance.
On the other hand, the present invention also provides a kind of method of utilizing system-computed angle measurement accuracy as above and assessment tracking accuracy simultaneously, and described method comprises step:
Survey Point Target: the startup system, generate collimated light by the parallel light tube assembly, then adjust the regulating reflection mirror angle, make optoelectronic device to be measured orientation, pitching diaxon rotation center be placed in collimated light light cone vertex position, operate optoelectronic device to be measured and survey Point Target;
To data handling component output movement data message and target data information: control the rotary axis rotation, make Point Target move in a circle with respect to collimated light light cone summit, and export in real time exercise data information that multispectral Point Target moves in a circle with respect to rotary axis to data handling component; Operate optoelectronic device to be measured, target data information when output search in real time or tracking is given described data handling component;
Calculate angle measurement accuracy and the assessment tracking accuracy of optoelectronic device to be measured: the multispectral point target that rotary axis is sent is converted into the position data with respect to described optoelectronic device to be measured with respect to the exercise data information of described rotary axis, then with the target data information of the optoelectronic device transmission described to be measured received, contrasted, in conjunction with described time system unit, calculate angle measurement accuracy and assessment tracking accuracy again.
Preferably, described exercise data information comprises real-time circumference angle and real-time angular velocity when multispectral Point Target moves in a circle with respect to rotary axis, described target data information comprises detected target azimuth and luffing angle when target is searched for, and detected target azimuth, luffing angle and miss distance when target is followed the tracks of.
Preferably, described calculating angle measurement accuracy comprises:
Real-time described orientation, the luffing angle of multispectral point target with respect to optoelectronic device to be measured that convert of usage data processing components, and compare with the real-time detected multispectral target azimuth of optoelectronic device to be measured and luffing angle, calculate the angle measurement accuracy of optoelectronic device to be measured when search condition and tracking mode.
Preferably, described assessment tracking accuracy comprises:
Constantly increase the rotary axis rotational speed, until the miss distance that optoelectronic device to be measured is exported in real time continues to be more than or equal to setting, again in conjunction with time system, real-time angular velocity, the angular acceleration of multispectral point target with respect to optoelectronic device to be measured that convert of usage data processing components, and the real-time miss distance of the multispectral Point Target of following the tracks of with optoelectronic device to be measured compares, complete test and the assessment of tracking accuracy.
Preferably, described method also comprises:
Adjust the adjustable mirror reflection angle, repeat above-mentioned steps, calculate and assess angle measurement accuracy and the tracking accuracy of optoelectronic device to be measured in the most of scope in visual field.
Compared with prior art, a kind of system and method that calculates angle measurement accuracy and assessment tracking accuracy of the present invention has reached following effect:
1) a kind of system and method that calculates angle measurement accuracy and assessment tracking accuracy of the present invention, only in internal field, can complete the test that covers the most of scope in visual field, and analysis data fast, fly compared to the outfield inspection mode of testing, implementation cost is extremely low, implements difficulty also less.
2) the present invention can complete the angle measurement accuracy test easily, and measuring accuracy is high, meets the demand of advanced photoelectricity equipment development test.
3) the present invention can provide accurately adjustable target of angular velocity, angular acceleration easily, and completes in real time tracking accuracy test and assessment.
The accompanying drawing explanation
Fig. 1 is the test system structure schematic diagram of the described a kind of angle measurement accuracy of the embodiment of the present invention and tracking accuracy.
Fig. 2 is the coordinate transform graph of a relation between the described test macro of the embodiment of the present invention and optoelectronic device to be measured.
Fig. 3 is the inner structure schematic diagram of the described parallel light tube assembly of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is for implementing better embodiment of the present invention, and described description is to illustrate that rule of the present invention is purpose, not in order to limit scope of the present invention.Protection scope of the present invention should with claim the person of being defined be as the criterion, the embodiment based in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belong to the scope of protection of the invention.
Existing angle measurement accuracy and tracking accuracy test are all to examine by outfield the mode of flying to carry out, and because the time of each pilot fight is short and cost is high, the content measurement that can carry out is limited, and the actual effect that can reach is unsatisfactory.The present invention, in order to control testing cost, more importantly in order fast and in all directions to be tested optoelectronic device, has proposed a kind of novel calculating angle measurement accuracy and the system and method for assessment tracking accuracy.
As shown in Figure 1, in one embodiment of the invention, the system of calculating angle measurement accuracy and assessment tracking accuracy can be tested fast its quiet/dynamic testing angle precision and to the tracking accuracy of different angular velocity, angular acceleration moving target in the gamut of optoelectronic device visual field, described system comprises: data handling component 100, time system unit 200, rotary axis 300, parallel light tube assembly 400 and adjustable mirror 500, wherein
Parallel light tube assembly 400 and adjustable mirror 500 are arranged on the pivot arm of rotary axis 300, parallel light tube assembly 400 provides accurate collimated light source, the corresponding setting of optical window of adjustable mirror 500 and parallel light tube assembly 400, adjust the reflection angle of collimated light source to form multispectral point target; Time system unit 200 couples mutually with data handling component 100, for data handling component 100 provides standard time and frequency signal.
" time system " is the abbreviation of timing system, and it can provide accurate, unified standard time and frequency signal for the user.The application of Information Condition lower network technology is very extensive, and the small time deviation that different time standards and synchronous error cause can directly cause data interaction between computer system to postpone or rebound.People to the metering ability of time and request for utilization far away higher than the visual sense ability, unified time tolerance and standard time and adopt the split-second precision frequency measuring equipment more and more important.
Wherein, described exercise data information comprises real-time circumference angle when multispectral Point Target moves in a circle with respect to rotary axis 300 and angular velocity in real time, and described target data information comprises detected target azimuth when target is searched for, luffing angle and detected target azimuth, luffing angle and miss distance when target is followed the tracks of.
Specifically, in conjunction with time system, usage data processing components 100 moves in a circle multispectral point target in real time circumference angle with respect to rotary axis 300 is converted into orientation, the luffing angle of multispectral point target with respect to optoelectronic device to be measured, and compare with the real-time detected multispectral target azimuth of optoelectronic device to be measured, luffing angle, can calculate dynamic angle measurement accuracy.Usage data processing components 100 moves in a circle multispectral point target in real time real-time angular velocity with respect to rotary axis 300 is converted into angular velocity, the angular acceleration of multispectral point target with respect to optoelectronic device to be measured, and compare with the real-time miss distance that optoelectronic device to be measured is followed the tracks of multispectral point target, can complete test and the assessment of tracking accuracy.
Wherein, described rotary axis 300 has the pivot arm and the base for supporting that are connected in described parallel light tube assembly 400, described rotary axis 300 is done the adjustable circular motion of speed by the described pivot arm of driven by motor, then drives described parallel light tube assembly 400 motions.
Parallel light tube assembly 400 couples mutually with described rotary axis 300 and adjustable mirror 500 respectively, for generation of and give described adjustable mirror 500 by the collimated light radiation that gives off, then for described optoelectronic device to be measured, provide the simulation Point Target.
Wherein, described parallel light tube assembly 400 comprises multispectral light source 401, asterism target plate 402, secondary mirror 403 and principal reflection mirror 404; Have an osculum in described asterism target plate 402, the osculum that the light source given off from described multispectral light source is offered through described asterism target plate 402 also reflects through described secondary mirror 403 and principal reflection mirror 404 successively, gives off collimated light.Described multispectral light source 401 can be low pressure mercury lamp, low-pressure sodium lamp, atomic spectrum lamp, helium lamp, hydrogen lamp, hydrogen arc lamp, amalgam vapour lamp and micro-wave nonpolar spectrum lamp light source etc.Be preferably halogen light source.
Wherein, described parallel light tube assembly 400 and adjustable mirror 500 are arranged on respectively the two ends of the pivot arm of rotary axis 300; Preferably, parallel light tube assembly 400 is arranged near the axis of rotation of pivot arm, and adjustable mirror 500 is arranged on the end of pivot arm, and rotary axis 300 rotates direction of motion, speed and the angular velocity that pivot arm is controlled collimated light.The collimated light that described parallel light tube assembly 400 gives off is through adjustable mirror 500 emissions, form position, the controlled Point Target of speed, by adjusting the reflection angle of described adjustable mirror 500, thereby adjust collimated light light cone angle, make Point Target cover the most of scope in optoelectronic device to be measured visual field.
In technical scheme of the present invention, by increasing high-precision rotary axis, the parallel light tube assembly is arranged on the pivot arm of rotary axis, controls it and rotate to be optoelectronic device to be measured moving spot targets is provided.In addition, increased adjustable mirror in the present invention; By adjusting the angle of adjustable mirror, form different collimated light light cone angles, for optoelectronic device to be measured provides the moving spot targets that covers different field ranges.
The invention provides orientation, luffing angle and the controlled moving spot targets of motion angular velocity, and can cover the different field ranges of optoelectronic device to be measured, data handling component is converted into the position data of point target with respect to optoelectronic device to be measured according to the exercise data information of rotary axis by it, then with the target data information received from optoelectronic device to be measured, contrasted, and in conjunction with calculated signals and assessment angle measurement accuracy and the tracking accuracy of time system unit, thereby quick test and assessment to multiple dynamic core index have been realized in the most of scope in optoelectronic device to be measured visual field.
Please refer to Fig. 2, Fig. 2 is the coordinate transform graph of a relation between test macro of the present invention and optoelectronic device to be measured, in figure, the O point is optoelectronic device orientation, pitching diaxon rotation center, define this point for true origin, the a angle is target apparatus rotation semi-cone angle, the angle that the b angle is target apparatus turning axle and surface level, the position angle that the A angle is optoelectronic device to be measured, the angle of pitch that the E angle is optoelectronic device to be measured.If multispectral point target is positioned at space peak S
0 rotary axis 300 encoder values at place are null value (rotary axis 300 angular transducers adopt the coaxial absolute type encoder of installing), when target from S
0point rotates to S
1point (S
1point is for any point under circular arc, not shown), the angle of rotary axis 300 scramblers is θ.When the multispectral point target of rotary axis 300 drive is done uniform circular motion, its angular velocity omega is adjustable constant.
The circumference angle in real time multispectral point target moved in a circle with respect to rotary axis 300 in conjunction with time system unit 200 usage data processing components 100 is converted into orientation, the luffing angle of multispectral point target with respect to optoelectronic device to be measured, and compare with the real-time detected multispectral target azimuth of optoelectronic device to be measured, luffing angle, calculate dynamic testing angle precision.
Wherein, luffing angle:
E＝arcsin(cosasinb+sinacosbcosθ)
Orientation angles:
A＝arcsin(sinasinθ/cosE)
In conjunction with time system unit 200, usage data processing components 100 moves in a circle multispectral point target in real time real-time angular velocity with respect to rotary axis 300 is converted into angular velocity, the angular acceleration of multispectral point target with respect to optoelectronic device to be measured, and compare with the real-time miss distance that optoelectronic device to be measured is followed the tracks of multispectral point target, complete test and the assessment of tracking accuracy.
Wherein, Azimuth, Speed, Altitude:
Rate of pitch:
Azimuth Acceleration:
Angle of pitch acceleration:
Based on another aspect of the present invention, a kind of method of calculating angle measurement accuracy and assessment tracking accuracy also is provided, the method utilizes said system to realize, and described method mainly comprises following three steps:
Step (1), survey Point Target: open multispectral light source, after processing, parallel light tube assembly 400 generates collimated light, adjust again adjustable mirror 500 angles, make optoelectronic device to be measured orientation, pitching diaxon rotation center be placed in collimated light light cone vertex position, operate optoelectronic device to be measured and survey Point Target;
Step (2), to data handling component 100 output movement data message and target data informations: control rotary axis 300 rotations, make Point Target move in a circle with respect to collimated light light cone summit, and export in real time exercise data information that multispectral Point Target moves in a circle with respect to rotary axis 300 to data handling component 100; Operate optoelectronic device to be measured, the target data information during to real-time output search or tracking is given described data handling component 100;
Step (3), calculate angle measurement accuracy and the assessment tracking accuracy of optoelectronic device to be measured: the multispectral point target that rotary axis 300 is sent is converted into the data message with respect to described optoelectronic device to be measured with respect to the exercise data information of described rotary axis 300, then with the target data information of the optoelectronic device transmission described to be measured received, contrasted, in conjunction with described time system unit 200, calculate and assessment angle measurement accuracy and tracking accuracy again.
Specifically, described method of testing comprises angle measurement accuracy test and tracking accuracy test, and wherein, the calculating of angle measurement accuracy comprises following steps successively:
A. open multispectral light source 401, adjust adjustable mirror 500 angles, optoelectronic device to be measured orientation, pitching diaxon rotation center are placed in to collimated light light cone vertex position, operate optoelectronic device to be measured and survey Point Target;
B. control rotary axis 300 rotations, make Point Target move in a circle with respect to collimated light light cone summit, and the real-time circumference angle moved in a circle with respect to rotary axis 300 to the multispectral point target of data handling component 100 output;
C. operate optoelectronic device to be measured search target, and during output search in real time detected target azimuth, luffing angle to data handling component 100;
D. operate optoelectronic device tracking target to be measured, and in real time during output tracking detected target azimuth, luffing angle to data handling component 100;
E. change rotary axis 300 rotational speeies, repeat front 4 steps, usage data processing components 100 records every data of different rotation rates;
F. in conjunction with time system unit 200, real-time orientation, the luffing angle of multispectral point target with respect to optoelectronic device to be measured that convert of usage data processing components 100, and with optoelectronic device to be measured again in real time detected multispectral target azimuth, luffing angle compare, calculate the angle measurement accuracy of optoelectronic device to be measured when search condition and tracking mode;
G. change adjustable mirror 500 angles, repeat front 6 steps, can continue to calculate the angle measurement accuracy of optoelectronic device to be measured in the different range of visual field;
Further, repeat aforementioned 7 steps, can calculate optoelectronic device to be measured dynamic or static angle measurement accuracy in the most of scope in visual field.
In addition, it is tracking accuracy test and the assessment to different angular velocity, angular acceleration target that the test of tracking accuracy and assessment are related generally to, and comprises successively following steps:
A. open multispectral light source 401, adjust adjustable mirror 500 angles, optoelectronic device to be measured orientation, pitching diaxon rotation center are placed in to collimated light light cone vertex position, operate optoelectronic device to be measured and survey Point Target;
B. control rotary axis 300 rotations, make Point Target move in a circle with respect to collimated light light cone summit, and the real-time angular velocity moved in a circle with respect to rotary axis 300 to the multispectral point target of data handling component 100 output, operate optoelectronic device to be measured and follow the tracks of, and export in real time miss distance to data handling component 100;
C. continue to increase rotary axis 300 rotational speeies, until optoelectronic device to be measured is exported miss distance in real time, continue to be more than or equal to setting;
D. in conjunction with time system unit 200, real-time angular velocity, the angular acceleration of multispectral point target with respect to optoelectronic device to be measured that convert of usage data processing components 100, and compare with the real-time miss distance that optoelectronic device to be measured is followed the tracks of multispectral point target, complete calculating and the assessment of tracking accuracy;
E. change adjustable mirror 500 angles, repeat front 4 steps, can continue to assess the tracking accuracy of optoelectronic device to be measured in the different range of visual field;
Further, repeat aforementioned 5 steps, can assess the tracking accuracy of optoelectronic device to be measured in the most of scope in visual field.
Compared with prior art, a kind of system and method that calculates angle measurement accuracy and assessment tracking accuracy of the present invention, only in internal field, can complete the test that covers the most of scope in visual field, and analysis data fast, fly the mode of test compared to the outfield inspection, implementation cost is extremely low, implements difficulty also less.And can complete easily test and the assessment of angle measurement accuracy and tracking accuracy, measuring accuracy is high, meets the demand of advanced photoelectricity equipment development test.
Above-mentioned explanation illustrates and has described some preferred embodiments of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the disclosed form of this paper, should not regard the eliminating to other embodiment as, and can be used for various other combinations, modification and environment, and can, in invention contemplated scope described herein, by technology or the knowledge of above-mentioned instruction or association area, be changed.And the change that those skilled in the art carry out and variation do not break away from the spirit and scope of the present invention, all should be in the protection domain of claims of the present invention.
Claims (10)
1. a system of calculating angle measurement accuracy and assessment tracking accuracy, is characterized in that, described system comprises: time system unit, data handling component, rotary axis, parallel light tube assembly and adjustable mirror, wherein,
Described parallel light tube assembly and described adjustable mirror are arranged on the pivot arm of described rotary axis; Described parallel light tube assembly provides collimated light; The corresponding setting of optical window of described adjustable mirror and described parallel light tube assembly, adjust the reflection angle of described collimated light to form multispectral point target;
When described, the system unit couples mutually with described data handling component, for described data handling component provides standard time and frequency signal;
Described data handling component also couples mutually with described rotary axis and optoelectronic device to be measured, utilize the signal of described time system unit, the target data information sent according to exercise data information and the described optoelectronic device to be measured of described rotary axis calculates angle measurement accuracy and assesses tracking accuracy.
2. the system as claimed in claim 1, it is characterized in that, described parallel light tube assembly comprises multispectral light source, asterism target plate, secondary mirror and principal reflection mirror, wherein, have an osculum in described asterism target plate, the osculum that the described asterism target plate of the light transmission given off from described multispectral light source is offered, also successively through described secondary mirror and primary mirror reflects, gives off described collimated light.
3. the system as claimed in claim 1, is characterized in that, described rotary axis has base for supporting and the pivot arm of described parallel light tube assembly is installed, and described rotary axis is done the adjustable circular motion of speed by the described pivot arm of driven by motor; Described parallel light tube assembly and described adjustable mirror are arranged on respectively the two ends of described pivot arm.
4. system as claimed in claim 2, is characterized in that, described multispectral light source is halogen light source.
5. the system as claimed in claim 1, is characterized in that, circumference angle when described exercise data information comprises rotation and real-time angular velocity, and described target data information comprises detected target azimuth, luffing angle and follows the tracks of miss distance.
6. the method for a utilization system-computed angle measurement accuracy as described as any one in claim 1-5 and assessment tracking accuracy, is characterized in that, described method comprises step:
Survey Point Target: the startup system, generate collimated light by the parallel light tube assembly, then adjust the regulating reflection mirror angle, make optoelectronic device to be measured orientation, pitching diaxon rotation center be placed in collimated light light cone vertex position, operate optoelectronic device to be measured and survey Point Target;
To data handling component output movement data message and target data information: control the rotary axis rotation, make Point Target move in a circle with respect to collimated light light cone summit, and export in real time exercise data information that multispectral Point Target moves in a circle with respect to rotary axis to data handling component; Operate optoelectronic device to be measured, target data information when output search in real time or tracking is given described data handling component;
Calculate angle measurement accuracy and the assessment tracking accuracy of optoelectronic device to be measured: the multispectral point target that rotary axis is sent is converted into the position data with respect to described optoelectronic device to be measured with respect to the exercise data information of described rotary axis, then with the target data information of the optoelectronic device transmission described to be measured received, contrasted, in conjunction with described time system unit, calculate angle measurement accuracy and assessment tracking accuracy again.
7. method as claimed in claim 6, it is characterized in that, described exercise data information comprises real-time circumference angle and real-time angular velocity when multispectral Point Target moves in a circle with respect to rotary axis, described target data information comprises detected target azimuth and luffing angle when target is searched for, and detected target azimuth, luffing angle and miss distance when target is followed the tracks of.
8. method as claimed in claim 6, is characterized in that, described calculating angle measurement accuracy comprises:
Real-time described orientation, the luffing angle of multispectral point target with respect to optoelectronic device to be measured that convert of usage data processing components, and compare with the real-time detected multispectral target azimuth of optoelectronic device to be measured and luffing angle, calculate the angle measurement accuracy of optoelectronic device to be measured when search condition and tracking mode.
9. method as claimed in claim 6, is characterized in that, described assessment tracking accuracy comprises:
Constantly increase the rotary axis rotational speed, until the miss distance that optoelectronic device to be measured is exported in real time continues to be more than or equal to setting, again in conjunction with time system, real-time angular velocity, the angular acceleration of multispectral point target with respect to optoelectronic device to be measured that convert of usage data processing components, and the real-time miss distance of the multispectral Point Target of following the tracks of with optoelectronic device to be measured compares, complete test and the assessment of tracking accuracy.
10. method as claimed in claim 6, is characterized in that, described method also comprises:
Adjust the adjustable mirror reflection angle, repeat above-mentioned steps, calculate and assess angle measurement accuracy and the tracking accuracy of optoelectronic device to be measured in the most of scope in visual field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013104568654A CN103471620A (en) | 2013-09-29 | 2013-09-29 | Angular accuracy computing and tracking accuracy assessing system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013104568654A CN103471620A (en) | 2013-09-29 | 2013-09-29 | Angular accuracy computing and tracking accuracy assessing system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103471620A true CN103471620A (en) | 2013-12-25 |
Family
ID=49796568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013104568654A Pending CN103471620A (en) | 2013-09-29 | 2013-09-29 | Angular accuracy computing and tracking accuracy assessing system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103471620A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104034511A (en) * | 2014-06-12 | 2014-09-10 | 中国科学院上海技术物理研究所 | Detecting method for photoelectric tracking performance |
| CN104318585A (en) * | 2014-02-26 | 2015-01-28 | 凯迈（洛阳）测控有限公司 | Moving object tracking method and moving object tracking device for optoelectronic device |
| CN104833481A (en) * | 2015-05-18 | 2015-08-12 | 西安工业大学 | Panorama sighting instrument tracking precision detection device and detection method thereof |
| CN109738163A (en) * | 2019-01-16 | 2019-05-10 | 中国科学院光电技术研究所 | A method for obtaining the amount of deimaged spin off-target applied in optoelectronic tracking equipment |
| CN111595361A (en) * | 2020-06-05 | 2020-08-28 | 中国人民解放军63660部队 | Method for measuring dynamic precision of photoelectric equipment by superposing sinusoidal disturbances |
| CN114323563A (en) * | 2021-12-08 | 2022-04-12 | 中国电子科技集团公司第十一研究所 | Tracking performance testing device and method for photoelectric tracking system |
| CN114593725A (en) * | 2022-02-08 | 2022-06-07 | 中国电子科技集团公司第四十一研究所 | Device and method for testing tracking accuracy of photoelectric tracker |
| CN115683156A (en) * | 2022-09-27 | 2023-02-03 | 九江精密测试技术研究所 | Polymeric angle measuring circuit comparison test system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106218A (en) * | 1975-06-25 | 1978-08-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Simulator method and apparatus for practicing the mating of an observer-controlled object with a target |
| CN2669181Y (en) * | 2003-11-19 | 2005-01-05 | 中国科学院长春光学精密机械与物理研究所 | A rotating target that can change the spatial angle of the simulated target |
| CN101169323A (en) * | 2006-12-14 | 2008-04-30 | 中国科学院长春光学精密机械与物理研究所 | Method of Measuring Dynamic Angle Measuring Accuracy of TV Theodolite Using Rotating Target Indoor |
| CN101949711A (en) * | 2010-08-25 | 2011-01-19 | 中国科学院长春光学精密机械与物理研究所 | Device and method for detecting dynamic angle measurement precision of large-sized photoelectric theodolite |
-
2013
- 2013-09-29 CN CN2013104568654A patent/CN103471620A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106218A (en) * | 1975-06-25 | 1978-08-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Simulator method and apparatus for practicing the mating of an observer-controlled object with a target |
| CN2669181Y (en) * | 2003-11-19 | 2005-01-05 | 中国科学院长春光学精密机械与物理研究所 | A rotating target that can change the spatial angle of the simulated target |
| CN101169323A (en) * | 2006-12-14 | 2008-04-30 | 中国科学院长春光学精密机械与物理研究所 | Method of Measuring Dynamic Angle Measuring Accuracy of TV Theodolite Using Rotating Target Indoor |
| CN101949711A (en) * | 2010-08-25 | 2011-01-19 | 中国科学院长春光学精密机械与物理研究所 | Device and method for detecting dynamic angle measurement precision of large-sized photoelectric theodolite |
Non-Patent Citations (1)
| Title |
|---|
| 第2期: "静态测角场用平行光管设计", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104318585A (en) * | 2014-02-26 | 2015-01-28 | 凯迈（洛阳）测控有限公司 | Moving object tracking method and moving object tracking device for optoelectronic device |
| CN104034511A (en) * | 2014-06-12 | 2014-09-10 | 中国科学院上海技术物理研究所 | Detecting method for photoelectric tracking performance |
| CN104034511B (en) * | 2014-06-12 | 2016-03-30 | 中国科学院上海技术物理研究所 | A photoelectric tracking performance detection method |
| CN104833481A (en) * | 2015-05-18 | 2015-08-12 | 西安工业大学 | Panorama sighting instrument tracking precision detection device and detection method thereof |
| CN109738163A (en) * | 2019-01-16 | 2019-05-10 | 中国科学院光电技术研究所 | A method for obtaining the amount of deimaged spin off-target applied in optoelectronic tracking equipment |
| CN109738163B (en) * | 2019-01-16 | 2020-11-17 | 中国科学院光电技术研究所 | Method for acquiring image rotation-out-of-target amount in photoelectric tracking equipment |
| CN111595361A (en) * | 2020-06-05 | 2020-08-28 | 中国人民解放军63660部队 | Method for measuring dynamic precision of photoelectric equipment by superposing sinusoidal disturbances |
| CN114323563A (en) * | 2021-12-08 | 2022-04-12 | 中国电子科技集团公司第十一研究所 | Tracking performance testing device and method for photoelectric tracking system |
| CN114593725A (en) * | 2022-02-08 | 2022-06-07 | 中国电子科技集团公司第四十一研究所 | Device and method for testing tracking accuracy of photoelectric tracker |
| CN114593725B (en) * | 2022-02-08 | 2023-12-01 | 中国电子科技集团公司第四十一研究所 | Tracking precision testing device and method for photoelectric tracker |
| CN115683156A (en) * | 2022-09-27 | 2023-02-03 | 九江精密测试技术研究所 | Polymeric angle measuring circuit comparison test system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103471620A (en) | Angular accuracy computing and tracking accuracy assessing system and method | |
| CN104034511B (en) | A photoelectric tracking performance detection method | |
| CN102854497B (en) | Method for zero calibration of radar antenna | |
| CN205879111U (en) | Laser interferometer's angular surveying calibrating device and system | |
| CN104034510A (en) | Portable photoelectric tracking performance detection device | |
| CN206132076U (en) | Moving target simulation device | |
| CN108519103A (en) | Device and method for synchronous evaluation of multi-attitude accuracy of stable platform using autocollimator | |
| CN104535079A (en) | Isolation test system for airborne photoelectric inertially stabilized platform and method | |
| CN104315981B (en) | Laser tracker position sensitive detector (PSD) zero tracking calibrating method | |
| CN104697489A (en) | Plane normal azimuth angle measuring device and method and application thereof | |
| CN104034697B (en) | A kind of assay device manufacturing surface roughness affect laser measurement performance and method | |
| CN102128599A (en) | Contact aspheric surface shape test device | |
| CN203053678U (en) | Detection calibration apparatus for multi-optical axis dynamic consistency | |
| CN103925938B (en) | Inverted pendulum formula simulated target source for the detection of photoelectric measurement equipment performance indications | |
| CN108489396A (en) | A kind of two dimension turn top accuracy checking method | |
| CN106352898B (en) | Moving target simulation device and calibration method | |
| CN106289085B (en) | Device and method for testing axis intersection degree | |
| CN104535974A (en) | Boresight device of airplane radar system and using method of boresight device | |
| CN108844498B (en) | Double-laser artillery barrel inner bore straightness detection equipment | |
| CN107588929A (en) | Ball-screen projection/tracking system scaling method and calibration device | |
| CN203216389U (en) | Alignment device applied to initial velocity measuring device of artillery projectile | |
| CN103185545B (en) | Space vector thing three-dimensional rotation coordinate measuring method | |
| CN202885802U (en) | Calibrator for rudder drift angle testing device | |
| CN104697488A (en) | Plane normal azimuth angle measuring method and application thereof | |
| CN203965127U (en) | Photoelectric tracking device for detecting performance that can be portable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131225 |