CN104601854B - Image identification module, electronic installation, image identification checking and scanning bearing calibration - Google Patents
Image identification module, electronic installation, image identification checking and scanning bearing calibration Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
- H04N1/00005—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to image data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
- H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
- H04N1/00018—Scanning arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
- H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
- H04N1/00082—Adjusting or controlling
- H04N1/00087—Setting or calibrating
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
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Abstract
The present invention, which provides a kind of image identification module, electronic installation, image identification checking and scanning bearing calibration, image identification module, includes display unit, shows measurement image；And image scan unit, the image scan unit are shown in the measurement image of the display unit to scan, and produce the first scan-image；Control unit, couple the display unit and the image scan unit, the scan-image canonical parameter of the image scan unit is previously stored with the control unit, the control unit receives first scan-image, and by the sweep parameter of first scan-image compared with the scan-image canonical parameter, the control unit is corrected according to comparative result to the image scan unit.The present invention can provide stable Image sources using display unit and is corrected come the scan function to image scan unit and scanning quality, may replace colour atla correction, and can verify that the stability of image identification function.In addition, display unit can also display scanned image at any time.
Description
Technical field
The present invention relates to optical scanner field, more particularly to image identification module, electronic installation, image identification to verify and sweep
Retouch bearing calibration.
Background technology
CIS image scans technology is not only applicable to scanner and copying machines etc. at present, also gradually be applied to paper money counter it
The equipment of class, so as to realize the function of identification currency/value of money and banknote sequence number.And in general, image scan unit is logical
Colour atla correction method is crossed come the correction before being scanned, such as scanner etc..Trimming process is as follows：Image scan unit scan standard
Colour atla, then scan data corresponding to obtained scan image is compared with the normal data corresponding to standard color card, it is raw
Private file into an aberration amendment is used for follow-up scanning correction.Colour atla correction method needs to scan a full standard color
Card, but for it is other some there is the mechanism such as paper money counter of image scan unit, due to its mechanism difference with scanner,
It is corrected it is difficult to once stably scan through whole standard color card with this.
By taking paper money counter as an example, due to the mechanism design reasons of paper money counter, the width of its inlet slot of paper note is paper money more than scanning object
The width of ticket, plus the differentia influence for artificially putting scanning thing, this scan-image that can all cause image scan unit to obtain becomes
Different amount is very big, except to the left, be tilted to the right in addition to, also have scanning object deformation, image overlap situations such as occur, therefore be difficult
Fixed continuous image data are provided to verify image identification function.Situation about can not be identified if there is image in addition, makes
The reason for user timely and effectively can not judge to go wrong.
The content of the invention
In view of the foregoing, it is necessary to propose a kind of image identification module, electronic installation, image identification checking and scanning school
Correction method, with solve steady and continuous image can not be provided in the prior art come carry out the scanning quality of image scan unit correction with
And the problem of image identification functional verification.
For the above-mentioned purpose, the present invention provides a kind of image identification module, and image identification module includes：
Display unit, show measurement image；And
Image scan unit, image scan unit is shown in the measurement image of display unit to scan, and produces first
Scan-image；
Control unit, display unit and image scan unit are coupled, image scan unit is previously stored with control unit
Scan-image canonical parameter, control unit receives the first scan-image, and by the sweep parameter of the first scan-image and scanning
Image canonical parameter is compared, and control unit is corrected according to comparative result to image scan unit.
As optional technical scheme, after the completion of image scan unit is corrected, control unit output testing image
The sub- testing images of m to display unit, n-th point of testing image of the sub- testing images of image scan unit scan m is surveyed with producing
The i-th sub- scan-image of image is tried, and transmits the i-th sub- scan-image to control unit, then, control unit output testing image
M+1 testing images to display unit, n-th point of testing image of image scan unit scan m+1 testing images with
The sub- scan-image of i+1 of testing image is produced, when judging that the sub- scan-image of i+1 sub scans shadow for non-completely black image and i-th
During as being completely black image, the mark scan-image of i+1 is the sub- scan-image of the first top edge, updates m+1 testing images
For m+2 testing images and continue to scan on；When judging that the sub- scan-image of i+1 is completely black image and the i-th sub- scan-image is
During non-completely black image, the i-th sub- scan-image of mark is the sub- scan-image of first lower limb, and control unit is sub by the first top edge
The sub- scan-image of plural number of scan-image to the sub- scan-image of first lower limb sequentially synthesizes the first scan-image, and to first
Scan-image carries out image identification, and control unit is tested the image identification function of image identification module according to identification result
Card；Wherein, above-mentioned m, n, i are the positive integer more than or equal to 1.
As optional technical scheme, display unit is flexible display, and display unit is can roller display unit.
As optional technical scheme, display unit has a viewing area, and viewing area has the first display width；Shadow
As scanning element has one scan region, scanning area has the first sweep length；First display width is more than or equal to first
Sweep length, to ensure that the picture that image scan unit scans every time is intactly shown on the viewing area.
As optional technical scheme, image identification module also includes storage device, and display unit is arranged at storage device
On, when image scan unit scan measurement image, storage device is moved to reception position；When image scan unit scan is waited to sweep
When retouching thing, storage device is movable to preview location.
As optional technical scheme, after the completion of image scan unit is corrected, image scan unit is also scanning
Scanning object, and the second scan-image is produced, control unit receives the second scan-image and carries out image identification, if the second scanning
Image is unrecognized, then the second unrecognized scan-image is exported to display unit, display unit and shown not by control unit
The second identified scan-image；If the second scan-image is identified, image scan unit continues to scan on other scanning objects.
As optional technical scheme, sweep parameter includes color parameter, luminance parameter and location parameter at least within
One of.
The present invention also provides a kind of electronic installation, and electronic installation includes image identification module, such as paper money counter etc..
The present invention also provides a kind of scanning bearing calibration, and applied to image identification module, image identification module includes control
Unit, display unit and image scan unit, scanning bearing calibration include：
Step S201, control unit prestore the scan-image canonical parameter of image scan unit；
Step S202, display unit show measurement image；
Step S203, image scan unit scan is shown in the measurement image of display unit, and produces the first scan-image；
Step S204, control unit receive the first scan-image, and by the image parameters of the first scan-image with scanning shadow
As canonical parameter is compared, and image scan unit is corrected according to comparative result.
As optional technical scheme, after the completion of image scan unit is corrected, control unit output testing image
The sub- testing images of m to display unit, n-th point of testing image of the sub- testing images of image scan unit scan m is surveyed with producing
The i-th sub- scan-image of image is tried, and transmits the i-th sub- scan-image to control unit, then, control unit output testing image
M+1 testing images to display unit, n-th point of testing image of image scan unit scan m+1 testing images with
The sub- scan-image of i+1 of testing image is produced, when judging that the sub- scan-image of i+1 sub scans shadow for non-completely black image and i-th
During as be completely black image, mark i-th+sub- scan-image is the sub- scan-image of the first top edge, update the sub- testing images of m and after
Continuous scanning；When judging that the sub- scan-image of i+1 is completely black image and the i-th sub- scan-image is non-completely black image, of mark i-th
Scan-image is the sub- scan-image of first lower limb, and control unit is sub to first lower limb by the sub- scan-image of the first top edge
The sub- scan-image of plural number of scan-image sequentially synthesizes the first scan-image, and carries out image identification to the first scan-image,
Control unit is verified according to identification result to the image identification function of image identification module；Wherein, above-mentioned m, n, i be more than
Positive integer equal to 1.
As optional technical scheme, sweep parameter includes color parameter, luminance parameter and location parameter at least within
One of.
The present invention also provides a kind of image identification verification method, and applied to image identification module, image identification module includes
Control unit, display unit and image scan unit, verification method include：
Step S301, the sub- testing images of m of control unit output testing image are to display unit；
N-th point of testing image of the sub- testing image of step S302, image scan unit scan m is to produce testing image
I-th sub- scan-image, and the i-th sub- scan-image is transmitted to control unit；
Step S303, the m+1 testing images of control unit output testing image are to display unit, image scan unit
N-th point of testing image of m+1 testing images is scanned to produce the sub- scan-image of the i+1 of testing image；
Step S304, if the sub- scan-image of i+1 is non-completely black image and when the i-th sub- scan-image is completely black image, mark
Remember that the sub- scan-image of i+1 is the sub- scan-image of the first top edge, and update the sub- testing images of m and continue to scan on；If i+1
When sub- scan-image is completely black image and the i-th sub- scan-image is non-completely black image, the i-th sub- scan-image of mark is first following
Edge scan-image, terminate scanning；
Step S305, control unit is by the sub- scan-image of the first top edge to answering between the sub- scan-image of first lower limb
Several sub- scan-images sequentially synthesize the first scan-image；
Step S306, control unit carry out image identification to the first scan-image, and according to identification result to image identification
The image identification function of module is verified；
Wherein, above-mentioned m, n, i are the positive integer more than or equal to 1.
As optional technical scheme, testing image shows area in total display area corresponding first on display unit,
Corresponding first scan area of image scan unit, the number of the sub- scan-image of plural number is the first display area and the first scanning plane
Long-pending ratio rounds plus an obtained numerical value.
The present invention also provides a kind of image identification verification method, includes control applied to image identification module image identification module
Unit, display unit and image scan unit processed, display unit for can roller display unit, and there is the first viewing area
Domain, verification method include：
Step S401, the m testing images of control unit output testing image are to the first viewing area of display unit, and the
M testing images contain the sub- testing image of a batches；
Step S402, scrolling display unit makes the picture moving or movable image scanning element of display unit, to cause shadow
As scanning element scans the 1st point of testing image of m testing images to (n+1)th point of testing image successively, and produce the 1st son scanning
Image is to the sub- scan-image of i+1；
Step S403, if the sub- scan-image of i+1 is non-completely black image and the 1st sub- scan-image to the i-th sub- scan-image
When being completely black image, the mark scan-image of i+1 is the 1st sub- scan-image of top edge, and enters step S404；
Step S404, scrolling display unit makes the picture moving or movable image scanning element of display unit, to cause shadow
The n-th+2 points testing images for scanning m testing images successively as scanning element divide testing image to the n-th+p+1, and produce i-th+2
For sub- scan-image to the sub- scan-images of the i-th+p+1, p is the positive integer more than 1；
Step S405, if the sub- scan-images of the i-th+p+1 be completely black image and the sub- scan-images of the i-th+p be non-completely black image and
When the sub- scan-image of i-th+2 sub- scan-image to the i-th+p-1 is non-completely black image, under the sub- scan-images of+p of mark i-th are the 1st
The sub- scan-image in edge；
Step S406, repeat step S402- step S405, the residue for completing m testing images divide the scanning of testing image,
And the sub- scan-image of every a batch of top edge, the sub- scan-image of lower edge of m testing images are marked successively, enter afterwards
Step S407；
Step S407, judge whether m testing images are last group of testing image, if so, terminating scanning；If it is not, the
The frame updating of one viewing area is m+1 testing images, and return to step S402；
Step S408, by the sub- scan-image of top edge corresponding to the sub- testing image of each batch to the sub- scan-image of lower edge
A plural number sub- scan-image synthesize the sub- scan-image of corresponding 1st batch to the sub- scan-image of a batches, and to the 1st batch
Second son scan-image to the sub- scan-image of a batches carries out image identification successively；
Wherein, above-mentioned m, n, i, a are the positive integer more than or equal to 1.
As optional technical scheme, testing image is divided into b group testing images, and respectively the 1st testing image to b is tested
Image, in step S411, if judging m=b, judge m testing images for last group of testing image；Wherein, above-mentioned b is big
In the positive integer equal to 1.
Compared with prior art, the present invention can provide stable Image sources come to image scan unit using display unit
Scan function and scanning quality be corrected, may replace colour atla correction, and can verify that the stability of image identification function.This
Outside, display unit can display scanned image at any time, it is capable of displaying image for reference if there is the situation for failing to be identified.
Brief description of the drawings
Fig. 1 is the schematic diagram of image identification module of the present invention；
Fig. 2 is the flow chart of present invention scanning bearing calibration；
Fig. 3 is a kind of flow chart of image identification verification method of the present invention；
Fig. 4 is the flow chart of another image identification verification method of the present invention；
Fig. 5 scrolls cell operation schematic diagram for the present invention is a kind of；
Fig. 6 scrolls cell operation schematic diagram for the present invention is another.
Wherein：
100- image identification modules；200- scans bearing calibration；
101- display units；300th, 400- image identifications function verification method；
102- image scan units；A- first directions；
103- control units；B- second directions；
The display widths of D1- first；P1- first positions；
The sweep lengths of D2- first；The P2- second places.
Embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
Fig. 1 is the schematic diagram of image identification module of the present invention, refer to Fig. 1, and image identification module 100 of the present invention includes aobvious
Show unit 101, image scan unit 102, control unit 103.In present embodiment, display unit 101 is showing calibration shadow
Picture, display unit 101 can also show other images, such as testing image, scanning object image in other embodiment.Image
Scanning element 102 is shown in the measurement image of display unit 101 to scan, and produces the first scan-image, other embodiment party
Image scan unit 102 can be used for scanning scanning object, testing image etc. in formula.Control unit 103 couples display unit
101 with image scan unit 102, wherein, standard video, scan-image canonical parameter can be stored with control unit 103, when
So, with foregoing corresponding, testing image or identification validation criteria can also be stored with other embodiment, in control unit
As a result etc..
In addition, in present embodiment, the first display width corresponding to the viewing area of display unit 101 is D1, and image
First sweep length corresponding to the scanning area of scanning element 102 is D2, thus in order to ensure that the normal of image scan unit is swept
Retouch, preferably D1, D2 meet D1>D2, to ensure that the picture that the image scan unit scans every time is intactly shown in display
On region, be not in thus that image scan unit scanning area occurs outside viewing area in scanning process, reduce
The problem of image scan cell operation efficiency.
, it is necessary to scanning product to image identification module 100 in advance before image identification module 100 of the present invention is operated
Matter is scanned correction.First, the scan-image mark of image scan unit 102 can be previously stored with control unit 103
Quasi- parameter, scan-image canonical parameter are that standard video scans the image parameters come under standard environment.And display unit meeting
Measurement image is shown, image scan unit then scans the measurement image for being shown in the display unit, and produces the first scanning shadow
Picture.Control unit 103 receives the first scan-image, and the sweep parameter of the first scan-image and scan-image canonical parameter are entered
Row compares, and draws a comparative result, control unit 103 is corrected according to comparative result to image scan unit 102.It is and above-mentioned
Specific comparison procedure and trimming process are, for example,：The difference of corresponding parameter is recorded after comparing one by one, labeled as corrected value,
In follow-up scanning, the scan-image parameter of certain scanning is to be corrected as the scan-image ginseng that this scanning actual scanning obtains
Number and above-mentioned corrected value sum.But it should be recognized that above-mentioned comparison procedure and trimming process are only a citing, the present invention is simultaneously
It is not limited.
After the completion of image scan unit 102 is corrected, the image identification function of image identification module 100 can also be entered
Row checking.The checking of image identification function is for example carried out in present embodiment using sweep test image, in sweep test
During image, because D1>D2, so the one whole testing image needs scanned through if desired on display unit 101 are more
Secondary scanning, illustrated so that display unit 101 and image scan unit 102 are motionless as an example in present embodiment, thus can only
Testing image is subjected to real-time update, a real-time update image is a sub- testing image, and testing image is on display unit
Total display area be the first display area, image scan unit scan area be the first scan area, sub- testing image it is individual
Number rounds equal to the ratio of the first display area and the first scan area adds one, briefly, passes through the real-time update of testing image
Essence is the displacement for realizing testing image relative to image scan unit, so that image scan unit can completely be swept
Retouch the testing image being shown on display unit.Equally because D1>D2, image scan unit 102 scan a sub- testing image
When can only scan the part of corresponding first scan area of this sub- testing image, such as a point of testing image, and this point
The image of testing image real-time update is continuous, can finally synthesize a testing image, to ensure that testing image scans
Integrality.The verification process of image identification function is as follows：
First, control unit 103 exports the sub- testing images of m of testing image to display unit 101；
N-th point of testing image that image scan unit 102 scans the sub- testing images of m is sub to produce the i-th of testing image
Scan-image, n-th point of testing image correspond to scanning area of the image scan unit 102 on display unit 101, and transmit the
The sub- scan-images of i are to control unit 103 for subsequent analysis；
Then, control unit 103 exports the m+1 testing images of testing image to display unit 101, present embodiment
In illustrated so that image scan unit 102 is motionless as an example, after the renewal of sub- testing image, image scan unit 102 scan also
It is the corresponding scanning area on display unit 101, so the scanning of image scan unit 102 is m+1 testing images
N-th point of testing image, produce the sub- scan-image of i+1 of testing image；
Then, judged, if the sub- scan-image of i+1 is non-completely black image and the i-th sub- scan-image is completely black image
When, the mark scan-image of i+1 is the sub- scan-image of the first top edge, and renewal m+1 testing images are tested for m+2
Image simultaneously continues to scan on；If the sub- scan-image of i+1 is completely black image and the i-th sub- scan-image is non-completely black image, mark
I-th sub- scan-image is the sub- scan-image of first lower limb, and control unit 103 is by the sub- scan-image of the first top edge to first
The sub- scan-image of plural number of the sub- scan-image of lower edge sequentially synthesizes the first scan-image, and carries out shadow to the first scan-image
As identification, control unit 103 is verified according to identification result to the image identification function of image identification module 100；Wherein, m,
N, i is the positive integer more than or equal to 1.And above-mentioned identification process is, for example,：
If identification result is verified with meeting with the identification validation criteria result being pre-stored in control unit 103；
If do not met, need to check the problem of software and hardware there may be, verified again after having checked.
Wherein, display unit 101 can show for microcapsules electric ink E-paper display unit, micro-cup structure electrical paper
Unit, electronics powder fluid display unit or cholesterol liquid crystal display unit, herein and are not construed as limiting.
In addition, display unit 101 can also be flexible display, and display unit 101 for example, can roller display list
Member.If display unit 101 is Flexible Displays, it can be bent, be folded, space can be saved, it is in addition if aobvious
Show unit 101 for scrolling display, even if image scan unit 102 is motionless, need to only maintain scanning can to scan through one complete
Whole testing image, without the sub- testing image of real-time update plural number, it can thus reduce the processing of control unit 103
Complexity, it is only necessary to which a upper embodiment (display unit and image scan unit are motionless) is realized by the rolling of display unit
Middle testing image relative to image scan unit displacement.Certainly, in other embodiment, image scan unit can also be utilized
102 move to reach above-mentioned technique effect.
Image scan unit 102 can be contact-type image sensor, ccd image sensor or cmos image sensing
Device.
Control unit 103 and the coupling mode of display unit 101 or image scan unit 102 can be wired or nothing
Line, herein and it is not construed as limiting.
In another embodiment, image identification module also includes storage device, and display unit 101 is arranged at storage device
On, when image scan unit 102 needs scan calibration image, storage device is moved to reception position, during in reception position,
Display unit 101 is just directed at image scan unit 102, and image scan unit 102 is scanned to display unit 101；Work as shadow
When needing to scan scanning object as scanning element 102, storage device is movable to preview location, and display unit 101 can be shown
Or the image of scanning object is not shown, it is necessary to which explanation, storage device can be moved to by way of either automatically or manually
Preview location, i.e., when image scan unit 102 needs to scan scanning object, storage device can also rest on reception position.
In another embodiment, after the completion of image scan unit 102 is corrected, image scan unit 102 is also sweeping
Scanning object is retouched, and produces the second scan-image；Control unit 103 receives the second scan-image and carries out image identification；If the
Two scan-images are unrecognized, then control unit 103 can export the second unrecognized scan-image to display unit 101,
Display unit 101 is then to show the second unrecognized scan-image, so that user can pass through display unit 101
On image judge the reason for the second scan-image is unrecognized to analyze；If the second scan-image is identified, image scan
Unit may proceed to scan other scanning objects.
Wherein, above-mentioned image identification module 100 may be used on some electronic installations, such as paper money counter etc., and to be scanned
Thing is, for example, banknote.
Fig. 2 is a kind of flow chart for scanning bearing calibration of the present invention, refer to Fig. 2, and scanning bearing calibration 200 can be applied to
On image identification module 100, specific scanning bearing calibration step is as follows：
Step S201, control unit 103 prestore the scan-image canonical parameter of image scan unit 102；
Step S202, display unit 101 show measurement image；
Step S203, image scan unit 102 scan the measurement image for being shown in display unit 101, and produce first and sweep
Shading picture；
Step S204, control unit 103 receive the first scan-image, and by the image parameters of the first scan-image and scanning
Image canonical parameter is compared, and image scan unit 102 is corrected according to comparative result.
In step S204, scan-image canonical parameter is that standard video scans the image ginseng come under standard environment
Number, sweep parameter include at least one of color parameter, luminance parameter and location parameter.And above-mentioned specific comparison procedure
And trimming process is, for example,：Both corresponding parameters are compared one by one, and record the difference of corresponding parameter, mark
For corrected value, in follow-up scanning, the scan-image parameter of certain scanning is corrected as this scanning actual scanning and obtained
Scan-image parameter and above-mentioned corrected value sum, this completes image scan unit 102 is scanned to correct.But need
Bright, above-mentioned comparison procedure and trimming process are only a citing, and the present invention is not limited thereto.
Fig. 3 is a kind of flow chart of image identification verification method of the present invention, refer to Fig. 3, image identification verification method 300
It can be applied on image identification module 100, testing for image identification function carried out using sweep test image in present embodiment
Card, during sweep test image, because D1>D2, so scanning through one whole survey on display unit 101 if desired
Examination image needs Multiple-Scan, is said in present embodiment so that display unit 101 and image scan unit 102 are motionless as an example
Bright, thus testing image can only be carried out to real-time update, a real-time update image is a sub- testing image, testing image in
Total display area on display unit is the first display area, and image scan unit scan area is the first scan area, sub- survey
The number of examination image rounds equal to the ratio of the first display area and the first scan area adds one.Equally because D1>D2, image are swept
The part of corresponding first scan area of this sub- testing image can only be scanned by retouching when unit 102 scans a sub- testing image,
Such as a point of testing image, and this divides the image of testing image real-time update to be continuous, can finally synthesize one
Testing image, to ensure the integrality of testing image scanning.Wherein specific verification method includes：
Step S301, control unit 103 export the sub- testing images of m of testing image to display unit 101；
Step S302, image scan unit 102 scan n-th point of testing image of the sub- testing images of m to produce test shadow
I-th sub- scan-image of picture, and the i-th sub- scan-image is transmitted to control unit 103；
Step S303, control unit 103 export the m+1 testing images of testing image to display unit 101, and image is swept
Retouch unit 102 and scan n-th point of testing image of m+1 testing images to produce the sub- scan-image of the i+1 of testing image；
Step S304, if the sub- scan-image of i+1 is non-completely black image and when the i-th sub- scan-image is completely black image, mark
Remember that the sub- scan-image of i+1 is the sub- scan-image of the first top edge, and it is that m+2 tests shadow to update m+1 testing images
Picture simultaneously continues to scan on；If the sub- scan-image of i+1 is completely black image and the i-th sub- scan-image is non-completely black image, mark i-th
Sub- scan-image is the sub- scan-image of first lower limb, terminates scanning；
Step S305, control unit 103 is by the sub- scan-image of the first top edge answering to the sub- scan-image of first lower limb
Several sub- scan-images sequentially synthesize the first scan-image；
Step S306, control unit 103 carries out image identification to the first scan-image, and image is distinguished according to identification result
The image identification function of knowing module is verified；
Wherein, m, n, i are the positive integer more than or equal to 1.
In above-mentioned steps S303, because the position of image scan unit 102 is constant, so on the display unit of its scanning
Scanning area is fixed, then and after testing image renewal, image scan unit 102 still can scan the same area of display unit,
What is scanned is n-th point of testing image of any sub- testing image.And scanned sub- testing image is in image scan unit
102 complete to be updated after once scanning n-th point of testing image.
In above-mentioned steps S306, it is, for example,：By identification result and the identification validation criteria being pre-stored in control unit 103
As a result it is compared, if meeting, is verified；If not meeting, need to check the problem of software and hardware there may be, inspection
Verified again after the completion of looking into.
In verification process, testing image is in the corresponding first display area of total display area on display unit 101, image
Corresponding first scan area of scanning element 102, the number of the sub- scan-image of plural number is the first display area and the first scanning plane
Long-pending ratio rounds plus an obtained numerical value, so as to ensure that testing image can be all scanned.
Fig. 4 is the flow chart of another image identification verification method of the present invention, refer to Fig. 4, image identification verification method
400 can be applied on image identification module 100, and the difference with image identification verification method 300 is, is shown in present embodiment
Unit 101 for can roller display unit because display unit 101 be scrolling display, even if image scan unit 102
It is motionless, it also need to only keep scanning motion can to scan through a complete testing image on display unit 101, it is complete scanning through one
Be updated again after whole testing image, so can roller show down and is just not required to continually update image, such as son is tested
Image, the processing complexity of control unit 103 can be reduced.Display unit 101 has the first viewing area in present embodiment.
Verification method includes：
Step S401, control unit 103 export the m testing images of testing image to the first display of display unit 101
Region, m testing images contain the sub- testing image of a batches；
Step S402, scrolling display unit makes the picture moving or movable image scanning element of display unit, to cause shadow
As scanning element scans the 1st point of testing image of m testing images to (n+1)th point of testing image successively, and produce the 1st son scanning
Image is to the sub- scan-image of i+1；
Step S403, if the sub- scan-image of i+1 is non-completely black image and the 1st sub- scan-image to the i-th sub- scan-image
When being completely black image, the mark scan-image of i+1 is the 1st sub- scan-image of top edge, and enters step S404；
Step S404, scrolling display unit makes the picture moving or movable image scanning element of display unit, to cause shadow
The n-th+2 points testing images for scanning m testing images successively as scanning element divide testing image to the n-th+p+1, and produce i-th+2
For sub- scan-image to the sub- scan-images of the i-th+p+1, p is the positive integer more than 1；
Step S405, if the sub- scan-images of the i-th+p+1 be completely black image and the sub- scan-images of the i-th+p be non-completely black image and
When the sub- scan-image of i-th+2 sub- scan-image to the i-th+p-1 is non-completely black image, under the sub- scan-images of+p of mark i-th are the 1st
The sub- scan-image in edge；
Step S406, repeat step S402- step S405, the residue for completing m testing images divide the scanning of testing image,
And the sub- scan-image of every a batch of top edge, the sub- scan-image of lower edge of m testing images are marked successively, enter afterwards
Step S407；
Step S407, judge whether m testing images are last group of testing image, if so, terminating scanning；If it is not, the
The frame updating of one viewing area is m+1 testing images, and return to step S402；
Step S408, by the sub- scan-image of top edge corresponding to the sub- testing image of each batch to the sub- scan-image of lower edge
A plural number sub- scan-image synthesize the sub- scan-image of corresponding 1st batch to the sub- scan-image of a batches, and to the 1st batch
Second son scan-image to the sub- scan-image of a batches carries out image identification successively；
Wherein, above-mentioned m, n, i, a are the positive integer more than or equal to 1.
In step S 407, testing image is divided into b group testing images, respectively the 1st testing image to b testing images,
If judging m=b, judge m testing images for last group of testing image；Wherein, above-mentioned b is the positive integer more than or equal to 1.
In step S408, sub- scan-image of batch corresponds to a sub- scan-image of top edge to corresponding following
The resultant image of the sub- scan-image of plural number of edge scan-image；In addition after the completion of identification, by identification result and control is pre-stored in
Identification validation criteria result in unit 103 processed is compared, if meeting, is verified；If not meeting, need to check soft
The problem of part and hardware there may be, is verified again after having checked.
It should be noted that in this example it is shown that the scrolling display mode of unit 101 does not limit, its
The testing image for show on display unit 101 can be by the rolling of display unit 101 and relative to image scan unit
102 are subjected to displacement, below just underdrawed by taking Fig. 5 and Fig. 6 as an example it is several scrolling display units working methods.
Fig. 5 scrolls cell operation schematic diagram for the present invention is a kind of, refer to Fig. 5.
If display unit 101, which is homing position type, scrolls unit, scan through a complete testing image and swept once to roll
Retouch, display unit is in first position P1 before n-th rolls scanning；Complete display unit when n-th rolls scanning and be in second
Position P2, after completing the scanning of m testing images, the first viewing area renewal image is before m+1 testing images, display unit is multiple
Position is to first position P1.
If display unit 101, which is homing position type, scrolls unit, scan through a complete testing image and swept once to roll
Retouch, display unit be in first position P1 before n-th rolls scanning, completes n-th and roll display unit when scanning to move to the
Two position P2, n-th rolls scanning, and A is scanned in the first direction, when the first viewing area is updated to m+1 testing images
Before, display unit maintains second place P2, wherein, m+1 testing images are opposite with m testing image display directions；When
After one viewing area is updated to m+1 testing images, starts (n+1)th time and roll scanning, complete (n+1)th time to show after rolling scanning
Unit moves to first position P1 from second place P2, and the first viewing area is updated into m+2 testing images, and m+2 is surveyed
Image is tried with m+1 testing images display direction and is scanned on the contrary, scanning B in a second direction for (n+1)th time, wherein, second party
It is opposite with first direction A to B.
Fig. 6 scrolls cell operation schematic diagram for the present invention is another, refer to Fig. 6.
Display unit 101 is flexible display unit, and by first position P1, A bendings are rolled to second in the first direction during scanning
Position P2, or by second place P2, B bendings roll to first position P1 display unit 101 in a second direction after the end of scan,
Such as first direction A as shown in Figure 6 is clockwise, second direction B is counterclockwise, and cell operation mode is scrolled with former
Compare, as shown in fig. 6, second place P2 is located at first position P1 underface, required space diminishes, and is advantageous to the inside of instrument
Design, save space.
In other embodiment, when display unit 101 is flexible display unit, and can be bent scrolling display,
It can also have the viewing area back to the first viewing area, such as the second viewing area, when scanning the first viewing area, second
Back to image scan unit 102, the first viewing area is rolled after being scanned extremely back to image scan unit 102 for viewing area
Position, the second viewing area rolls to the position of face image scan unit 102, then the second viewing area is scanned,
Sweep speed can so be accelerated.Display unit 101 is flexible display unit, equivalent to adding one or a plurality of displays
Region, and image identification checking is being carried out thereon, similar with above-mentioned verification method step, difference is testing image in plural number
Continuously display on individual viewing area, just do not elaborate here.
In summary, the present invention can provide stable Image sources come the scanning to image scan unit using display unit
Function and scanning quality are corrected, and may replace colour atla correction, and can verify that the stability of image identification function.It is in addition, aobvious
Show unit can display scanned image at any time, it is capable of displaying image for reference if there is the situation for failing to be identified.
The present invention is described by above-mentioned related embodiment, but above-described embodiment is only the example for implementing the present invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from the present invention spirit and
In the range of the change and retouching made, belong to the scope of patent protection of the present invention.
Claims (13)
1. a kind of image identification module, it is characterised in that the image identification module includes：
Display unit, show measurement image；And
Image scan unit, the image scan unit are shown in the measurement image of the display unit to scan, and produce the
One scan image；
Control unit, the display unit and the image scan unit are coupled, the image scan is previously stored with the control unit
The scan-image canonical parameter of unit, the control unit receive first scan-image, and by the scanning of first scan-image
For parameter compared with the scan-image canonical parameter, the control unit carries out school according to comparative result to the image scan unit
Just；
After the completion of the image scan unit is corrected, the sub- testing images of m of control unit output testing image are aobvious to this
Show unit, n-th point of testing image of the image scan unit scan sub- testing images of m is to produce the i-th of the testing image
Sub- scan-image, and the i-th sub- scan-image is transmitted to the control unit, then, the control unit exports the testing image
M+1 testing images are to the display unit, n-th point of test shadow of the image scan unit scan m+1 testing images
As to produce the sub- scan-image of the i+1 of the testing image, when judging the sub- scan-image of the i+1 for non-completely black image and i-th
When sub- scan-image is completely black image, it is the sub- scan-image of the first top edge to mark the sub- scan-image of the i+1, updates the m+
1 sub- testing image is m+2 testing images and continued to scan on；When judge the sub- scan-image of the i+1 for completely black image and should
When i-th sub- scan-image is non-completely black image, it is the sub- scan-image of first lower limb to mark the i-th sub- scan-image, and the control
Unit processed by the plural number sub- scan-image of the sub- scan-image of the first top edge to the sub- scan-image of the first lower limb sequentially
The first scan-image is synthesized, and image identification is carried out to first scan-image, the control unit is according to identification result to the shadow
As the image identification function of identification module is verified；Wherein, above-mentioned m, n, i are the positive integer more than or equal to 1.
2. image identification module as claimed in claim 1, it is characterised in that the display unit is flexible display, and this is aobvious
Show unit for can roller display unit.
3. image identification module as claimed in claim 1, it is characterised in that the display unit has a viewing area, and this is aobvious
Show that region has the first display width；The image scan unit has one scan region, and the scanning area has the first scanning wide
Degree；First display width is more than or equal to first sweep length, to ensure picture that the image scan unit scans every time
Face is intactly shown on the viewing area.
4. image identification module as claimed in claim 1, it is characterised in that the image identification module also includes storage device,
The display unit is arranged in the storage device, when the image scan unit scan measurement image, storage device movement
To reception position；When the image scan unit scan scanning object, the storage device is movable to preview location.
5. image identification module as claimed in claim 1, it is characterised in that after the completion of the image scan unit is corrected,
For the image scan unit also to scan scanning object, and produce the second scan-image, the control unit receives second scanning
Image simultaneously carries out image identification, if second scan-image is unrecognized, the control unit sweeps unrecognized this second
Image output is retouched to the display unit, the display unit shows unrecognized second scan-image；If second scanning
Image is identified, then image scan unit continues to scan on other scanning objects.
6. image identification module as claimed in claim 1, it is characterised in that the sweep parameter includes color parameter, brightness is joined
At least one of number and location parameter.
7. a kind of electronic installation, it is characterised in that the electronic installation includes the image as described in any one in claim 1-6
Recognize module.
8. one kind scanning bearing calibration, applied to image identification module, it is characterised in that it is single that the image identification module includes control
Member, display unit and image scan unit, the scanning bearing calibration include：
Step S201, the control unit prestore the scan-image canonical parameter of the image scan unit；
Step S202, the display unit show measurement image；
Step S203, the image scan unit scan are shown in the measurement image of the display unit, and produce the first scanning shadow
Picture；
Step S204, the control unit receive first scan-image, and by the image parameters of the first scan-image and the scanning
Image canonical parameter is compared, and the image scan unit is corrected according to comparative result；
After the completion of the image scan unit is corrected, the sub- testing images of m of control unit output testing image are aobvious to this
Show unit, n-th point of testing image of the image scan unit scan sub- testing images of m is to produce the i-th of the testing image
Sub- scan-image, and the i-th sub- scan-image is transmitted to the control unit, then, the control unit exports the testing image
M+1 testing images are to the display unit, n-th point of test shadow of the image scan unit scan m+1 testing images
As to produce the sub- scan-image of the i+1 of the testing image, when judging the sub- scan-image of the i+1 for non-completely black image and i-th
When sub- scan-image is completely black image, it is the sub- scan-image of the first top edge to mark the sub- scan-image of the i+1, updates the m+
1 sub- testing image is m+2 testing images and continued to scan on；When judge the sub- scan-image of the i+1 for completely black image and should
When i-th sub- scan-image is non-completely black image, it is the sub- scan-image of first lower limb to mark the i-th sub- scan-image, and the control
Unit processed by the plural number sub- scan-image of the sub- scan-image of the first top edge to the sub- scan-image of the first lower limb sequentially
The first scan-image is synthesized, and image identification is carried out to first scan-image, the control unit is according to identification result to the shadow
As the image identification function of identification module is verified；Wherein, above-mentioned m, n, i are the positive integer more than or equal to 1.
9. scanning bearing calibration as claimed in claim 8, it is characterised in that the sweep parameter includes color parameter, brightness is joined
At least one of number and location parameter.
10. a kind of image identification verification method, applied to image identification module, it is characterised in that the image identification module includes
Control unit, display unit and image scan unit, the verification method include：
Step S301, the sub- testing images of m of control unit output testing image are to the display unit；
Step S302, n-th point of testing image of the image scan unit scan sub- testing images of m is to produce the testing image
The i-th sub- scan-image, and transmit the i-th sub- scan-image to the control unit；
Step S303, the control unit export the m+1 testing images of the testing image to the display unit, the image scan
N-th point of testing image of the unit scan m+1 testing images is to produce the sub- scan-image of the i+1 of the testing image；
Step S304, if the sub- scan-image of the i+1 is non-completely black image and when the i-th sub- scan-image is completely black image, mark
The sub- scan-image of the i+1 is the sub- scan-image of the first top edge, updates the m+1 testing images and tests shadow for m+2
Picture simultaneously continues to scan on；If the sub- scan-image of the i+1 is completely black image and the i-th sub- scan-image is non-completely black image, mark
It is the sub- scan-image of first lower limb to remember the i-th sub- scan-image, terminates scanning；
Step S305, the control unit is by the plural number of the sub- scan-image of the first top edge to the sub- scan-image of the first lower limb
Individual sub- scan-image sequentially synthesizes the first scan-image；
Step S306, the control unit carries out image identification to first scan-image, and the image is distinguished according to identification result
The image identification function of knowing module is verified；
Wherein, above-mentioned m, n, i are the positive integer more than or equal to 1.
11. verification method as claimed in claim 10, it is characterised in that the testing image is in total display on the display unit
The corresponding first display area of area, corresponding first scan area of the image scan unit, the number of the sub- scan-image of the plural number
Ratio for the first display area and first scan area rounds plus an obtained numerical value.
12. a kind of image identification verification method, applied to image identification module, it is characterised in that the image identification module includes
Control unit, display unit and image scan unit, the display unit for can roller display unit, and with first display
Region, the verification method include：
Step S401, the m testing images of control unit output testing image to first viewing area of the display unit,
The m testing images contain the sub- testing image of a batches；
Step S402, rolling the display unit makes the picture moving of the display unit or the mobile image scan unit, to cause
The image scan unit scans the 1st point of testing image of the m testing images to (n+1)th point of testing image successively, and produces the 1st
Sub- scan-image is to the sub- scan-image of i+1；
Step S403, if the sub- scan-image of the i+1 is non-completely black image and the 1st sub- scan-image to the i-th sub- scan-image
When being completely black image, it is the 1st sub- scan-image of top edge to mark the sub- scan-image of the i+1, and enters step S404；
Step S404, rolling the display unit makes the picture moving of the display unit or the mobile image scan unit, to cause
The n-th+2 points testing images that the image scan unit scans the m testing images successively divide testing image to the n-th+p+1, and produce
The sub- scan-image of raw i-th+2 sub- scan-image to the i-th+p+1, p are the positive integer more than 1；
Step S405, if the sub- scan-images of the i-th+p+1 be completely black image and the sub- scan-images of the i-th+p be non-completely black image and
When the sub- scan-image of i-th+2 sub- scan-image to the i-th+p-1 is non-completely black image, the sub- scan-images of the i-th+p are marked to be
The 1st sub- scan-image of lower edge；
Step S406, repeat step S402- step S405, the residue for completing the m testing images divide the scanning of testing image, and
The sub- scan-image of every a batch of top edge, the sub- scan-image of lower edge of the m testing images are marked successively, are entered afterwards
Step S407；
Step S407, judge whether the m testing images are last group of testing image, if so, terminating scanning；If it is not, this
The frame updating of one viewing area is m+1 testing images, and return to step S402；
Step S408, by the sub- scan-image of top edge answering to the sub- scan-image of lower edge corresponding to the sub- testing image of each batch
Several sub- scan-images synthesize the sub- scan-image of corresponding 1st batch to the sub- scan-image of a batches, and to the 1st batch
Sub- scan-image to the sub- scan-image of a batches carries out image identification successively；
Wherein, above-mentioned m, n, i, a are the positive integer more than or equal to 1.
13. verification method as claimed in claim 12, it is characterised in that in step S407, the testing image is divided into b groups
Testing image, respectively the 1st testing image to b testing images, in step S407, if judging m=b, judge that the m is surveyed
Examination image is last group of testing image；Wherein, above-mentioned b is the positive integer more than or equal to 1.
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