CN107609547A - Celestial body method for quickly identifying, device and telescope - Google Patents
Celestial body method for quickly identifying, device and telescope Download PDFInfo
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Abstract
The invention discloses a kind of celestial body method for quickly identifying, device and telescope, the recognition methods includes obtaining celestial body information to be identified, and the celestial body information includes angle on target coordinate；According to the angle on target coordinate, the angle coordinate of identification equipment is adjusted；Using identification equipment the first starry sky image is absorbed in current angular coordinate；According to angle on target coordinate and the current field angle of identification equipment, searched in corresponding starry sky database and obtain the second starry sky image；The first starry sky image and the second starry sky image are compared, the celestial body to be identified in the first starry sky image is identified according to comparison result.Without calibration after the telescope start of the present invention, using the current telescope of starry sky database simulation, by comparing actual photographed starry sky image and analog starry sky image, quickly star is sought to realize, and star mode is sought compared to composition, Star identification speed of the invention and accuracy rate greatly improve.
Description
Technical field
Looked in the distance field the present invention relates to astronomy, more particularly to a kind of celestial body method for quickly identifying, device and telescope.
Background technology
Telescope is a kind of optical instrument that remote object is observed using lens or speculum and other optics.Profit
It is reflected by the concave mirror with the light refraction by lens or light and feeds them into aperture and be converged to picture, then by a magnification eyepiece
And it is seen.
In the prior art, telescope is required to prior calibrator (-ter) unit due to mechanical rotation error be present before star is visited
Error, then carry out seeking star again.
With the development of science and technology and the progress of graph processing technique, there is composition and seek star technology, will two width stellar maps
It is patterned, both whether there is otherness for identification, but the technology has following defect：
A. noise be present in image, have to the celestial body object of composition and obscure effect；
B. composition algorithm is complicated, slow even into endless loop, response speed；
C. under the identification of composition algorithm, the accuracy rate of image comparison result is low.
The content of the invention
In order to solve problem of the prior art, the invention provides a kind of celestial body method for quickly identifying, device and telescope,
It is fast to realize by comparing actual photographed starry sky image and analog starry sky image using the current telescope of starry sky database simulation
Speed seeks star, and Star identification speed and accuracy rate greatly improve.The technical scheme is as follows：
On the one hand, the invention provides a kind of celestial body method for quickly identifying, including：
Celestial body information to be identified is obtained, the celestial body information includes angle on target coordinate；
According to the angle on target coordinate, the angle coordinate of identification equipment is adjusted；
Using identification equipment the first starry sky image is absorbed in current angular coordinate；
According to angle on target coordinate and the current field angle of identification equipment, search for and obtain in corresponding starry sky database
Second starry sky image；
The first starry sky image and the second starry sky image are compared, is identified according to comparison result to be identified in the first starry sky image
Celestial body.
Further, also include before searching for the second starry sky image in corresponding starry sky database：
Obtain identification equipment position information；
Obtain current time information；
According to the positional information and temporal information, mapping obtains the corresponding starry sky database.
Further, the first starry sky image of the comparison includes with the second starry sky image：
Noise reduction pretreatment is carried out to first starry sky image；
Three or more than three, which are selected, in the first starry sky image for completing pretreatment measures celestial body；
According to the measurement celestial body, celestial body distance proportion value in the first starry sky image is obtained；
Search meets the celestial body of the distance proportion value in second starry sky image, if being not present, described in judgement
Comparison result is that the first starry sky image and the second starry sky image mismatch.
Further, if search result is the celestial body for meeting the distance proportion value in the second starry sky image be present, weigh
New selection measurement celestial body, first starry sky image with the second starry sky image compare again or repeatedly, if search knot
Fruit then judges that the comparison result matches for the first starry sky image with the second starry sky image to exist.
Further, if the first starry sky image matches with the second starry sky image, the focal length of the identification equipment is adjusted, and
Reuptake image and obtain the 3rd starry sky image, according to the current field angle after angle on target coordinate and regulation, corresponding
Search obtains the 4th starry sky image in starry sky database,
If the 3rd starry sky image, to match, continues with the comparison result of the 4th starry sky image or the second starry sky image
The focal length of the identification equipment is adjusted, repeats comparison step, until identifying celestial body to be identified.
Further, if the first starry sky image and the second starry sky image mismatch, the angle of identification equipment is further adjusted
Coordinate is spent, until the starry sky image reuptaked is to match with the comparison result of the second starry sky image.
On the other hand, the invention provides a kind of quick identification device of celestial body, including：
Target satellite module, for obtaining celestial body information to be identified, the celestial body information includes angle on target coordinate；
Adjustment module, for according to the angle on target coordinate, adjusting the angle coordinate of identification equipment；
Acquisition module, for absorbing the first starry sky image in current angular coordinate using identification equipment；
Starry sky search module, for the current field angle according to angle on target coordinate and identification equipment, in corresponding star
Search obtains the second starry sky image in empty database；
Comparing module, for comparing the first starry sky image and the second starry sky image, the first starry sky is identified according to comparison result
Celestial body to be identified in image.
Further, described device also includes starry sky database module, and the starry sky database module includes：
Position units, for obtaining identification equipment position information；
Time quantum, for obtaining current time information；
Map unit, for according to the positional information and temporal information, mapping to obtain the corresponding starry sky database.
Further, the comparing module includes：
Pretreatment unit, for carrying out noise reduction pretreatment to first starry sky image；
Measuring unit, celestial body is measured for selecting three or more than three in the first starry sky image for completing pretreatment；
Ratio value cell, for according to the measurement celestial body, obtaining celestial body distance proportion value in the first starry sky image；
Celestial body search unit, the celestial body of the distance proportion value is met for being searched in second starry sky image, if
It is not present, then judges that the comparison result mismatches for the first starry sky image and the second starry sky image.
Further, described device also includes focus adjustment module and angular adjustment module,
The focus adjustment module is used for the focal length for adjusting the identification equipment, until identifying celestial body to be identified；
The angular adjustment module is used to mismatch in response to the first starry sky image and the second starry sky image, further regulation
The angle coordinate of identification equipment, until the starry sky image reuptaked is to match with the comparison result of the second starry sky image.
Another further aspect, the invention provides a kind of telescope, including the quick identification device of celestial body as described above.
What technical scheme provided by the invention was brought has the beneficial effect that：
1) without being calibrated for error in advance after telescope start, realization quickly seeks star；
2) the current telescope of starry sky database simulation is utilized, by comparing actual photographed starry sky image and analog starry sky figure
Picture, star quickly is sought to realize, Star identification speed and accuracy rate greatly improve.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the flow chart of celestial body method for quickly identifying provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the mapping method of starry sky database provided in an embodiment of the present invention；
Fig. 3 is the flow chart of image comparison method provided in an embodiment of the present invention；
Fig. 4 is the module frame chart of the quick identification device of celestial body provided in an embodiment of the present invention；
Fig. 5 is the method flow diagram provided in an embodiment of the present invention that noise reduction pretreatment is carried out to starry sky image.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model that the present invention protects
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, apparatus, product or equipment
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Embodiment 1
In one embodiment of the invention, there is provided a kind of celestial body method for quickly identifying, referring to Fig. 1, methods described bag
Include below scheme：
S1, obtain celestial body information to be identified.
Wherein, the celestial body information includes angle on target coordinate.Specifically, the angle for obtaining target celestial body to be identified is sat
Indicate following two modes：First way is inspection information, to be searched by document information of the prior art inquiry inquiry
The angle coordinate of target-seeking target celestial body；The second way is inquiry to be clicked on from existing starry sky database or by search condition
Inquiry, obtains the angle coordinate of target celestial body to be searched.
S2, according to the angle on target coordinate, adjust the angle coordinate of identification equipment.
Specifically, the identification equipment is telescope, and institute is automatically adjusted by manual mode or electron controls technology
The angle coordinate of telescope is stated, the angle coordinate of the telescope is adjusted to angle on target coordinate.But in this actual behaviour
During work, how much machine error occurs, it is necessary to be verified to this error, the checking procedure is as follows：
S3, using identification equipment current angular coordinate absorb the first starry sky image.
Specifically, picture pick-up device or image sensor can be used to telescope current angular coordinate and current field angle
Under camera lens observed by starry sky carry out shooting photo, obtain the first starry sky image, starry sky image as to be verified, preferably
Ground, the picture pick-up device or image sensor are ccd sensor.
S4, the current field angle according to angle on target coordinate and identification equipment, are searched in corresponding starry sky database
Obtain the second starry sky image.
Before this, it is also necessary to establish starry sky database, and the current corresponding starry sky database of mapping, it is current right to map
The starry sky database answered this be the current starry sky of simulation；Then made with the current field angle of angle on target coordinate and identification equipment
Then it is the prestige for simulating zero machine error under the current starry sky of the simulation for the primary condition searched in starry sky database
Remote mirror；Finally, the second starry sky image obtained according to the current field angle of angle on target coordinate and identification equipment is to correct
Benchmark object of reference.
Because the starry sky that different azimuth is seen is different, same place is also to differ in the starry sky that different time is seen
Sample, the corresponding starry sky database is to simulate the starry sky under current environment, and referring to Fig. 2, the starry sky database specifically leads to
Below scheme is crossed to map to obtain：
S41, identification equipment position information is obtained, the positional information is the geographical location information of telescope, tool
Body can include the accuracy coordinate and latitude coordinate where telescope；
S42, obtain current time information；
S43, according to the positional information and temporal information, mapping obtains current starry sky database, institute in as step S4
The corresponding starry sky database stated.
S5, the first starry sky image and the second starry sky image are compared, identified in the first starry sky image and treated according to comparison result
Identify celestial body.
Specifically, first starry sky image is compared with the second starry sky image, actually by star to be verified
Null images and the benchmark starry sky image of correction carry out matching and compared, if to obtain two images consistent for matching, are determined as current
Target celestial body to be identified under camera lens (in the first starry sky image) be present, otherwise, it is determined that the target is not present under current lens
Celestial body.
Specifically, below scheme is included referring to Fig. 3, the first starry sky image of the comparison and the second starry sky image：
S51, noise reduction pretreatment is carried out to first starry sky image, can have noise, noise by the CCD photos shot
For in Bai Liangzhuan point, the differentiation result to celestial body, which causes, to be obscured, it is therefore desirable to carry out noise reduction to the first starry sky image, will sentence
The bright spot for being set to noise removes, it is ensured that remaining bright spot is celestial body；
S52, complete pretreatment the first starry sky image in select three or more than three measure celestial body；
S53, according to the measurement celestial body, obtain celestial body distance proportion value in the first starry sky image；
S54, search meets the celestial body of the distance proportion value in second starry sky image；
S55, judge that search result whether there is the celestial body for meeting the distance proportion value, if being not present, perform S56；
S56, judge that the comparison result mismatches for the first starry sky image and the second starry sky image.
The concrete operations pre-processed below to the noise reduction in step S51 make the following instructions, and referring to Fig. 5, the noise reduction is located in advance
Reason includes below scheme：
S511, the pixel that brightness is maximum in picture is found, its position is designated as (x1, y1), and its brightness is designated as Pmax；
S512, using the maximum pixel of the brightness as the center of circle, with r0For radius, luminance mean value in the range of being somebody's turn to do, note are calculated
For A0；
If S513, Pmax-A0<k*Pmax, then r is adjusted0For r0+rstep, until Pmax-A0≥k*Pmax, wherein, k is setting
Noise reduction coefficient, rstepFor radius step by step modulating value；
If S514, r0≥rth, wherein, rthFor the radius threshold of setting, r herein0For the new radius value after adjustment, then sentence
The maximum pixel of the fixed brightness is asterism, and continues executing with S515, is otherwise determined as noise, and delete the pixel；
Whether the asterism sum that S515, judgement are currently found is more than Cth, wherein, CthThe celestial body determined for the requirement of setting
Number, if so, then performing S516, otherwise it is in the center of circle (x1, y1), radius r0The scope of (the new radius value after adjustment) it
Step S511-S514 is repeated in outer picture；
S516, it will be judged in the asterism coordinate found feeding recognizer, if picture culminant star points deficiency, will be hoped
Remote one position of mirror lens barrel random movement, re-shoots picture and is calculated.
In the present embodiment, utilize be celestial body compared with noise spot for, there is stronger radiant force this characteristic to carry out denoising
Pretreatment, i.e. celestial body are easier to realize it is bright to ambient radiation, the brightness of surrounding is higher than brightness around noise spot,
In a preferred embodiment, the k is preferably 0.05, that is, determines that bright spot to external radiation, makes the mean flow rate of radiation areas
Less than the bright spot pixel intensity 95% when radiation radius, if the radiation radius be less than setting radius threshold, judge should
Bright spot is noise, and the bright spot is deleted in starry sky image, otherwise judges the bright spot for celestial body, above-described r0It is to work as
The newest adjustment radius value of preceding renewal.
It should be noted that carrying out denoising operation in the present embodiment to the first starry sky image realizes that celestial body quickly identifies
One of pre-treatment step, core of the invention are to utilize the current telescope of starry sky database simulation, by comparing actual clap
Starry sky image and analog starry sky image are taken the photograph, is only therefore, in the present embodiment to list one to realize without calibration and quickly seek star
The preferable denoising method of kind, it is not defined to protection scope of the present invention, any one image denoising of the prior art
Method is applied to realize technical scheme in the application, and solution never calibrates, quickly seeks the technical problem of star, i.e.,
Denoising method of the prior art each fall within this application claims protection domain.
If search result is the celestial body for meeting the distance proportion value in the second starry sky image be present, first is directly judged
Starry sky image matches with the second starry sky image, and details are as follows, or, in order to ensure comparison result accuracy, it is necessary to described
First starry sky image and the second starry sky image further perform step S52-S55, and details are as follows.
In one embodiment of the invention, when performing S52, sufficient amount of measurement celestial body is selected, such as, the second starry sky
18 celestial bodies in image be present, and 15 celestial bodies in the first starry sky image Jing Guo denoising be present, select 12 or more/complete
Portion's celestial body is as measurement celestial body, the celestial body on the basis of wherein one, measures the distance of the benchmark celestial body and other measurement celestial bodies,
And then obtain distance of celestial bodies ratio value, carry out ranging measurement celestial body number it is more, then accuracy rate is higher, when measurement celestial body account for
The ratio of total celestial body quantity is sufficiently large, then passes through the search of the once distance proportion value to the second starry sky image, you can directly sentence
Whether fixed first starry sky image matches with the second starry sky image.
In another embodiment of the present invention, when performing S52, only selected three or four measurements celestial bodies, then the
After once the search to the distance proportion value of the second starry sky image is completed, if in the presence of, then other measurements are selected again
Celestial body, S53 and S54 are repeated, the number repeated is more, then the accuracy rate of comparison result is higher.
Specifically, selected measurement celestial body, then find with the measurement celestial body it is nearest and can be triangle two
Celestial body is measured, the length of side of triangle is measured, obtains length of side ratio, according to the length of side ratio, found in the second starry sky image
With the presence or absence of three stars, form the triangle of identical length of side ratio, if in the presence of, respectively on the basis of other two, find with
The celestial body recently and can triangle two measurements celestial bodies, this process is defined as an iteration, if iteration is searched twice
Hitch fruit is the celestial body for existing in the second starry sky image and meeting the distance proportion value, then judges the first starry sky image and second
Starry sky image matches.It should be noted that iterations is more, then result of determination is more accurate, twice, accurate by measuring and calculating, iteration
True rate can reach more than 95%, and three times, accuracy rate can reach more than 99% to iteration.
It should be noted that seek three stars are triangle star in the embodiment of the present invention with composition of the prior art and deposit
Recompose-technique is not belonging in essential distinction, the present invention, the length of side that triangle is only used for measuring triangle is formed, is based on
This, even if unactual composition forms triangle, can equally realize the distance measured in three stars between any two, the application's
Image comparison technology compares speed faster, accuracy rate is higher compared with composition of the prior art seeks star technology.
It is unlike the embodiments above, in addition to finding other measurement celestial bodies again on the basis of other two, may be used also
To reselect entirely different measurement celestial body, then first starry sky image and the second starry sky image are carried out again or more
Secondary comparison, the object of comparison form triangle or the side ratio exception of other polygons except what above-described embodiment provided, may be used also
To select benchmark celestial body to the distance ratio of other celestial bodies, using this technical scheme, equally can to the first starry sky image whether with
Whether the second starry sky image, which matches, is judged.Because the absolute dimension of the first starry sky image and the second starry sky image can not be accomplished
Definitely consistent, therefore can be judged in proportion, the present invention with which kind of concrete mode to being extracted in the first starry sky image
Distance proportion be not construed as limiting, it is every to each fall within the application's according to the technical scheme that is compared of setting out using ratio as matching
Right.
After it is determined that the first starry sky image matches with the second starry sky image, that is, determining the first starry sky image of shooting
In include target celestial body to be identified, in order to further navigate to the target celestial body, it is necessary to the target celestial body of focusing, tool
Body process is as follows：
As focal length diminishes, field of view angle diminishes, and target celestial body is possible to depart from visual field, needs constantly shooting current for this
Starry sky picture, i.e., the first starry sky image under new field of view angle, is defined as the 3rd starry sky image, by the 3rd starry sky image and
Two starry sky images are compared, if comparison result is matching, continues to adjust the focal length of the identification equipment, repeat shooting
The first new starry sky image and the comparison step with the second starry sky image, until identifying target celestial body to be identified.
It is different with the 3rd starry sky image is compared with the second starry sky image in above-described embodiment, the present invention's
In another embodiment, according to the current field angle after angle on target coordinate and regulation, searched in corresponding starry sky database
Rope obtains the second new starry sky image, is defined as the 4th starry sky image, by new the first starry sky image (including the 3rd stellar map
Picture) it is compared with new the second starry sky image (including the 4th starry sky image), it can equally realize technical scheme.
If the target celestial body to be identified is not present in the first starry sky image of current shooting, the first starry sky image and
Two starry sky images are mismatched, then the current relation between starry sky coordinate and target celestial body coordinate according to known to is adjusted to target satellite
Body coordinate, the i.e. further angle coordinate of regulation identification equipment, until the starry sky image reuptaked and the second starry sky image
Comparison result is matching.
Embodiment 2
In one embodiment of the invention, the invention provides a kind of quick identification device of celestial body, including：
Target satellite module 410, for obtaining celestial body information to be identified, the celestial body information is sat including angle on target
Mark；
Adjustment module 420, for according to the angle on target coordinate, adjusting the angle coordinate of identification equipment；
Acquisition module 430, for absorbing the first starry sky image in current angular coordinate using identification equipment；
Starry sky search module 440, for the current field angle according to angle on target coordinate and identification equipment, corresponding
Search obtains the second starry sky image in starry sky database；
Comparing module 450, for comparing the first starry sky image and the second starry sky image, the first star is identified according to comparison result
Celestial body to be identified in null images.
Further, described device also includes starry sky database module 460, and the starry sky database module 460 includes：
Position units 461, for obtaining identification equipment position information；
Time quantum 462, for obtaining current time information；
Map unit 463, for according to the positional information and temporal information, mapping to obtain the corresponding starry sky data
Storehouse.
Further, the comparing module 450 includes：
Pretreatment unit 451, for carrying out noise reduction pretreatment to first starry sky image；
Measuring unit 452, star is measured for selecting three or more than three in the first starry sky image for completing pretreatment
Body；
Ratio value cell 453, for according to the measurement celestial body, obtaining celestial body distance proportion value in the first starry sky image；
Celestial body search unit 454, the celestial body of the distance proportion value is met for being searched in second starry sky image,
If being not present, judge that the comparison result mismatches for the first starry sky image and the second starry sky image.
Further, described device also includes focus adjustment module 470 and angular adjustment module 480,
The focus adjustment module 470 is used for the focal length for adjusting the identification equipment, until identifying celestial body to be identified；
The angular adjustment module 480 is used to mismatch in response to the first starry sky image and the second starry sky image, further
The angle coordinate of identification equipment is adjusted, until the starry sky image reuptaked is to match with the comparison result of the second starry sky image.
In another embodiment of the present invention, the invention provides a kind of telescope, including it is performed as described above described in example
The quick identification device of celestial body.
It should be noted that：Above-described embodiment provide the quick identification device of celestial body when carrying out Star identification, only more than
The division progress of each functional module is stated for example, in practical application, can be as needed and by above-mentioned function distribution by difference
Functional module complete, i.e., the internal structure of the quick identification device of celestial body is divided into different functional modules, more than completion
The all or part of function of description.In addition, the quick identification device embodiment of celestial body and above-described embodiment that the present embodiment provides
The celestial body method for quickly identifying of offer belongs to same design, and its specific implementation process refers to embodiment of the method, repeats no more here.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (11)
- A kind of 1. celestial body method for quickly identifying, it is characterised in that including：Celestial body information to be identified is obtained, the celestial body information includes angle on target coordinate；According to the angle on target coordinate, the angle coordinate of identification equipment is adjusted；Using identification equipment the first starry sky image is absorbed in current angular coordinate；According to angle on target coordinate and the current field angle of identification equipment, searched in corresponding starry sky database and obtain second Starry sky image；The first starry sky image and the second starry sky image are compared, the star to be identified in the first starry sky image is identified according to comparison result Body.
- 2. according to the method for claim 1, it is characterised in that search for the second starry sky image in corresponding starry sky database Also include before：Obtain identification equipment position information；Obtain current time information；According to the positional information and temporal information, mapping obtains the corresponding starry sky database.
- 3. according to the method for claim 1, it is characterised in that the first starry sky image of the comparison and the second starry sky image bag Include：Noise reduction pretreatment is carried out to first starry sky image；Three or more than three, which are selected, in the first starry sky image for completing pretreatment measures celestial body；According to the measurement celestial body, celestial body distance proportion value in the first starry sky image is obtained；Search meets the celestial body of the distance proportion value in second starry sky image, if being not present, judges the comparison As a result mismatched for the first starry sky image and the second starry sky image.
- 4. according to the method for claim 3, it is characterised in that if search result meets institute to exist in the second starry sky image The celestial body of distance proportion value is stated, then reselects measurement celestial body, first starry sky image and the second starry sky image are carried out again One or many comparisons, if search result is has, it is the first starry sky image and the second stellar map to judge the comparison result As matching.
- 5. according to the method for claim 1, it is characterised in that if the first starry sky image matches with the second starry sky image, The focal length of the identification equipment is adjusted, and reuptakes image and obtains the 3rd starry sky image, according to angle on target coordinate and regulation Current field angle afterwards, searched in corresponding starry sky database and obtain the 4th starry sky image,If the 3rd starry sky image, to match, continues to adjust with the comparison result of the 4th starry sky image or the second starry sky image The focal length of the identification equipment, comparison step is repeated, until identifying celestial body to be identified.
- 6. method according to claim 1 or 5, it is characterised in that if the first starry sky image and the second starry sky image are not Match somebody with somebody, then further adjust the angle coordinate of identification equipment, until the comparison for the starry sky image and the second starry sky image reuptaked As a result it is matching.
- A kind of 7. quick identification device of celestial body, it is characterised in that including：Target satellite module, for obtaining celestial body information to be identified, the celestial body information includes angle on target coordinate；Adjustment module, for according to the angle on target coordinate, adjusting the angle coordinate of identification equipment；Acquisition module, for absorbing the first starry sky image in current angular coordinate using identification equipment；Starry sky search module, for the current field angle according to angle on target coordinate and identification equipment, in corresponding starry sky number The second starry sky image is obtained according to search in storehouse；Comparing module, for comparing the first starry sky image and the second starry sky image, the first starry sky image is identified according to comparison result In celestial body to be identified.
- 8. device according to claim 7, it is characterised in that described device also includes starry sky database module, the star Empty database module includes：Position units, for obtaining identification equipment position information；Time quantum, for obtaining current time information；Map unit, for according to the positional information and temporal information, mapping to obtain the corresponding starry sky database.
- 9. device according to claim 7, it is characterised in that the comparing module includes：Pretreatment unit, for carrying out noise reduction pretreatment to first starry sky image；Measuring unit, celestial body is measured for selecting three or more than three in the first starry sky image for completing pretreatment；Ratio value cell, for according to the measurement celestial body, obtaining celestial body distance proportion value in the first starry sky image；Celestial body search unit, the celestial body of the distance proportion value is met for being searched in second starry sky image, if not depositing Then judging that the comparison result mismatches for the first starry sky image and the second starry sky image.
- 10. device according to claim 7, it is characterised in that described device also includes focus adjustment module and angle is adjusted Save module,The focus adjustment module is used for the focal length for adjusting the identification equipment, until identifying celestial body to be identified；The angular adjustment module is used to mismatch in response to the first starry sky image and the second starry sky image, further regulation identification The angle coordinate of equipment, until the starry sky image reuptaked is to match with the comparison result of the second starry sky image.
- 11. a kind of telescope, it is characterised in that quickly identify dress including the celestial body as described in any one in claim 7-10 Put.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710794826.3A CN107609547B (en) | 2017-09-06 | 2017-09-06 | Method and device for quickly identifying stars and telescope |
| PCT/CN2017/112025 WO2019047378A1 (en) | 2017-09-06 | 2017-11-21 | Rapid celestial body recognition method and device and telescope |
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| CN201710794826.3A CN107609547B (en) | 2017-09-06 | 2017-09-06 | Method and device for quickly identifying stars and telescope |
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| CN107609547B CN107609547B (en) | 2021-02-19 |
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| WO (1) | WO2019047378A1 (en) |
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| CN108594422A (en) * | 2018-05-08 | 2018-09-28 | 光速视觉（北京）科技有限公司 | Electronics finder including its astronomical telescope and electronics seek star computing device |
| CN110352420A (en) * | 2018-09-13 | 2019-10-18 | 陈加志 | A kind of telescope based on image recognition searches star method, searches star device and telescope |
| CN110889353A (en) * | 2019-11-19 | 2020-03-17 | 中国科学院国家天文台长春人造卫星观测站 | Space target identification method based on primary focus large-visual-field photoelectric telescope |
| CN112019745A (en) * | 2020-08-31 | 2020-12-01 | 苏州振旺光电有限公司 | Method for acquiring target image of sky area and astronomical photographing equipment |
| CN112788237A (en) * | 2020-12-30 | 2021-05-11 | 成都星时代宇航科技有限公司 | Celestial body shooting method and device, satellite and computer readable storage medium |
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| CN114040112A (en) * | 2021-11-26 | 2022-02-11 | 努比亚技术有限公司 | Star searching method, mobile terminal and computer readable storage medium |
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| CN107609547B (en) | 2021-02-19 |
| WO2019047378A1 (en) | 2019-03-14 |
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