CN109447965A - A kind of detection method and device showing screen - Google Patents
A kind of detection method and device showing screen Download PDFInfo
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- CN109447965A CN109447965A CN201811251974.1A CN201811251974A CN109447965A CN 109447965 A CN109447965 A CN 109447965A CN 201811251974 A CN201811251974 A CN 201811251974A CN 109447965 A CN109447965 A CN 109447965A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
- G06T7/0006—Industrial image inspection using a design-rule based approach
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30121—CRT, LCD or plasma display
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Abstract
A kind of detection method and device showing screen, comprising: associated filming apparatus photographic subjects show screen in advance for control, obtain display image；Wherein, target shows that screen shows checking image, which corresponds at least one item to be tested；Parameter quantification treatment is carried out to display image, obtains at least one corresponding parameter of each item to be tested, which is used to describe the feature of item to be tested；Based on fuzzy logic ordination, the mathematic(al) representation of each item to be tested is determined according to parameter, and to the mathematic(al) representation evaluation, obtains the test value of each item to be tested；Test value fuzzy logic standard value corresponding with each item to be tested is compared, comparison result is obtained；Determine that target shows the generic of screen according to comparison result, generic includes qualified products and substandard product.Implement the embodiment of the present invention, can be improved the Detection accuracy of display screen.
Description
Technical field
The present invention relates to field of computer technology, and in particular to a kind of detection method and device for showing screen.
Background technique
With the continuous improvement of living standards, user is higher and higher for the quality requirements of each electronic product, especially uncommon
Electronic product is hoped to be capable of providing more good Showing Effectiveness On Screen.Display this requires manufacturer to electronic product display screen
Effect is detected, so that the display screen of electronic product, which meets quality standard, could be pushed into market.
Currently, relying primarily on manually for the detection of the products such as display screen, i.e., testing staff observes by the naked eye display
The display effect of screen, to find out flaw, defect existing for display screen.It follows that artificial detection relies primarily on detection
The subjective judgement of personnel, however, due to individual difference, everyone judgment criteria disunity for defect；In addition, artificial detection
It is also easy to the problem of missing inspection occur.As it can be seen that the mode of this artificial detection reduces the Detection accuracy of display screen.
Summary of the invention
The embodiment of the present invention discloses a kind of detection method and device for showing screen, and the detection that can be improved display screen is quasi-
True rate.
First aspect of the embodiment of the present invention discloses a kind of detection method for showing screen, which comprises
Associated filming apparatus photographic subjects show screen in advance for control, obtain display image, and the target shows screen
Checking image is shown, the checking image corresponds at least one item to be tested；
Parameter quantification treatment is carried out to the display image, obtains at least one corresponding ginseng of each item to be tested
Number, the parameter are used to describe the feature of the item to be tested；
Based on fuzzy logic ordination, the mathematic(al) representation of each item to be tested is determined according to the parameter, and to institute
Mathematic(al) representation evaluation is stated, the test value of each item to be tested is obtained；
Test value fuzzy logic standard value corresponding with each item to be tested is compared, obtains comparing knot
Fruit；
Determine that the target shows that the generic of screen, the generic include qualified produce according to the comparison result
Product and substandard product.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the method also includes:
The product information that the target shows screen is stored, the product information includes at least the target and shows screen
Product type and the affiliated type；
Control instruction is generated according to the generic, and the control instruction is sent to preparatory associated product and is controlled
Tool, so that the product jig marks the target to show screen according to the control instruction.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the method also includes:
It detects in all display screens of object lot where the target shows screen with the presence or absence of display to be detected
Screen；
If there is no the display screen to be detected, the product qualification rate of the object lot is counted.As one kind
Optional embodiment, it is described to determine that the target is shown according to the comparison result in first aspect of the embodiment of the present invention
The generic of screen, the generic include qualified products and substandard product, comprising:
When the comparison result indicates that any test value is greater than its corresponding described fuzzy logic standard value, determine
The target shows that the generic of screen is substandard product；
When all test values of comparison result instruction fuzzy logic standard value corresponding no more than its,
Determine that the target shows that the generic of screen is qualified products.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the parameter include defect area,
At least one of defects count and defect gray difference value.
Second aspect of the embodiment of the present invention discloses a kind of detection device for showing screen, and described device includes:
Control unit shows screen for controlling associated filming apparatus photographic subjects in advance, obtains display image, described
Target shows that screen shows checking image, and the checking image corresponds at least one item to be tested；
Quantization processing unit obtains each item to be tested for carrying out parameter quantification treatment to the display image
At least one corresponding parameter, the parameter are used to describe the feature of the item to be tested；
Evaluation unit determines the mathematics of each item to be tested according to the parameter for being based on fuzzy logic ordination
Expression formula, and to the mathematic(al) representation evaluation, obtain the test value of each item to be tested；
Comparing unit, for comparing test value fuzzy logic standard value corresponding with each item to be tested
Compared with obtaining comparison result；
Determination unit, it is described affiliated for determining that the target shows the generic of screen according to the comparison result
Classification includes qualified products and substandard product.
As an alternative embodiment, in second aspect of the embodiment of the present invention, described device further include:
Storage unit shows that the product information of screen, the product information include at least described for storing the target
The product type of target display screen and the affiliated type；
Generation unit, for generating control instruction according to the generic；
Transmission unit, for the control instruction to be sent to preparatory associated product jig, so that the product jig
The target is marked to show screen according to the control instruction.
As an alternative embodiment, in second aspect of the embodiment of the present invention, described device further include:
Detection unit, being shown in all display screens of screen place object lot for detecting the target whether there is
Display screen to be detected；
Statistic unit, for detecting to count there is no after the display screen to be detected in the detection unit
The product qualification rate of the object lot.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the determination unit, comprising:
First determines subelement, for indicating that any test value is greater than its corresponding described mould when the comparison result
When fuzzy logic standard value, determine that the target shows that the generic of screen is substandard product；
Second determines subelement, for indicating all test values institute corresponding no more than its when the comparison result
When stating fuzzy logic standard value, determine that the target shows that the generic of screen is qualified products.
As an alternative embodiment, in second aspect of the embodiment of the present invention,
The third aspect of the embodiment of the present invention discloses the detection device of another display screen, and described device includes:
It is stored with the memory of executable program code；
The processor coupled with the memory；
The processor calls the executable program code stored in the memory, executes the embodiment of the present invention the
On the one hand all or part of the steps in any one disclosed method.
Fourth aspect of the embodiment of the present invention discloses a kind of computer readable storage medium, which is characterized in that it, which is stored, uses
In the computer program of electronic data interchange, wherein the computer program makes computer execute the embodiment of the present invention first
All or part of the steps in any one method disclosed in aspect.
The 5th aspect of the embodiment of the present invention discloses a kind of computer program product, when the computer program product is calculating
When being run on machine, so that the computer executes some or all of any one method of first aspect step.
Compared with prior art, the embodiment of the present invention has the advantages that
In the embodiment of the present invention, associated filming apparatus photographic subjects show screen in advance for control, obtain display image；Its
In, target shows that screen shows checking image, which corresponds at least one item to be tested；Display image is joined
Quantification processing, obtains at least one corresponding parameter of each item to be tested, which is used to describe the feature of item to be tested；Base
In fuzzy logic ordination, the mathematic(al) representation of each item to be tested is determined according to parameter, and to the mathematic(al) representation evaluation, is obtained
The test value of each item to be tested；Test value fuzzy logic standard value corresponding with each item to be tested is compared, is obtained
Comparison result；Determine that target shows that the generic of screen, generic include qualified products and unqualified according to comparison result
Product.As it can be seen that implementing the embodiment of the present invention, the quality class of display screen can be quickly determined based on fuzzy logic decision rule
Not, the problem of showing judgment criteria disunity, missing inspection caused by screen using artificial detection in the prior art is improved, is improved
The Detection accuracy of display screen.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram of detection method for showing screen disclosed by the embodiments of the present invention；
Fig. 2 is that a kind of target disclosed by the embodiments of the present invention shows that screen shows the sequential schematic of checking image；
Fig. 3 is the flow diagram of the detection method of another display screen disclosed by the embodiments of the present invention；
Fig. 4 is the flow diagram of the detection method of another display screen disclosed by the embodiments of the present invention；
Fig. 5 is a kind of structural schematic diagram of detection device for showing screen disclosed by the embodiments of the present invention；
Fig. 6 is the structural schematic diagram of the detection device of another display screen disclosed by the embodiments of the present invention；
Fig. 7 is the structural schematic diagram of the detection device of another display screen disclosed by the embodiments of the present invention；
Fig. 8 is the structural schematic diagram of the detection device of another display screen disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that term " includes " and " having " and their any changes in the embodiment of the present invention and attached drawing
Shape, it is intended that cover and non-exclusive include.Such as contain the process, method of a series of steps or units, system, product or
Equipment is not limited to listed step or unit, but optionally further comprising the step of not listing or unit or optional
Ground further includes the other step or units intrinsic for these process, methods, product or equipment.
The embodiment of the present invention discloses a kind of detection method and device for showing screen, and the detection that can be improved display screen is quasi-
True rate.It is described in detail separately below.
Embodiment one
Referring to Fig. 1, Fig. 1 is a kind of flow diagram of detection method for showing screen disclosed by the embodiments of the present invention,
It can be improved the Detection accuracy of display screen.Wherein, as shown in Figure 1, the detection method of the display screen may include following
Step:
101, detection device control filming apparatus photographic subjects show screen, obtain display image, which shows screen
Checking image is shown, which can correspond at least one item to be tested, and the filming apparatus and the detection fill
Set preparatory association.
In the embodiment of the present invention, the process of screen is shown in the preparatory associated filming apparatus photographic subjects of detection device control
In, which shows that screen can show checking image, and the quantity and the display order embodiment of the present invention of checking image are not
It limits.For example, referring to Fig. 2, Fig. 2 is a kind of sequential schematic of target display screen display checking image.In Fig. 2
In, the quantity of checking image is 8 width, and the display order of checking image can be preset, as White → Black → Gray
→Red→Green→Blue→Flicker→Crosstalk。
In the embodiment of the present invention, display image and checking image may exist one-to-one relationship.For example, figure is examined
As specifically including checking image a, checking image b and checking image c totally 3 width, checking image shows that the display of screen is suitable in target
Sequence can preset as by checking image a to checking image b, again to checking image c, correspondingly, detection device control shooting is filled
The quantity for setting the display image that photographic subjects show that screen obtains can be 3, that is, show image A, display image B and display figure
As C, and every display image has corresponding checking image, that is, shows that image A can correspond to checking image a, display figure
As B can correspond to checking image b, and display image C can correspond to checking image c, and the embodiment of the present invention is not construed as limiting.
102, detection device to display image carry out parameter quantification treatment, obtain each item to be tested it is corresponding at least one
Parameter, the parameter are used to describe the feature of item to be tested.
In the embodiment of the present invention, according to previously described embodiment content it is found that each checking image can correspond at least
One item to be tested.Detection device carries out parameter quantification treatment to display image, obtains each item to be tested corresponding at least one
A parameter, specifically, detection device can determine item to be tested corresponding to the display image, and to display image use with
The corresponding algorithm of the item to be tested is handled, and obtains the parameter quantized result of each item to be tested, which is
For at least one corresponding parameter of each item to be tested, wherein the parameter can be used for describing the feature of the item to be tested, optional
, parameter may include at least one in the distance between defect area, defects count, defect and defect gray difference value
Kind；Another optional, parameter quantification treatment can be AOI (Automatic Optic Inspection, automatic optics inspection)
Algorithm process, the embodiment of the present invention are not construed as limiting.
In the embodiment of the present invention, different checking images can correspond to different items to be tested, can also correspond to identical
Item to be tested, the embodiment of the present invention are not construed as limiting.It is the clarity that is presented due to same item to be tested in different checking image, big
Small size (area) having differences property, i.e., same item to be tested may incomplete phases in the feature that different checking images is presented
Together, thus its corresponding parameter (by obtain after parameter quantification treatment to display image corresponding with checking image) also deposit
In difference.
103, detection device is based on fuzzy logic ordination, and the mathematical expression of each item to be tested is determined according to above-mentioned parameter
Formula, and to the mathematic(al) representation evaluation, obtain the test value of each item to be tested.
In the embodiment of the present invention, fuzzy logic ordination can be using true and false and it is true and false between have transition as basic conception
The reasoned thinking system of element.
In the embodiment of the present invention, for example, item to be tested is black and white group (Block), then being rolled into a ball according to black and white corresponding
Parameter can determine that the mathematic(al) representation of black and white group is as follows:
((MaxDeltaSize >=160&&MaxDelta >=2) | | (MaxSize >=160&&MaxSizeDelta >=
2)) * a+ ((MaxSize >=100&&MaxDelta >=4.5) | | (MaxSize >=100&&MaxSizeDelta >=4.5)) *
B+ ((MaxDeltaSize >=75&&MaxDelta >=6) | | (MaxSize >=75&&MaxSizeDelta >=6) | |
(MaxDeltaSize >=50&&MaxDelta >=8) | | (MaxSize >=50&&MaxSizeDelta >=8)) * c+
(((ExMaxSize>20&&ExNearestDistance<80&&ExNeighborSize>20)||(ExMaxSize>20&&
ExNeighborDistance<100&&ExNeighborSize>20))&&Count>1)*d；
Wherein, parameter MaxDeltaSize can indicate the area of the black and white group of maximum brightness (gray difference) variation；
MaxDelta can indicate maximum brightness (gray difference) changing value of black and white group；MaxSize can indicate that black and white rolls into a ball largest face
Product；MaxSizeDelta can indicate brightness (gray difference) changing value of the black and white group of maximum area；ExMaxSize can be with table
Show maximum black and white group area；ExNearestDi stance can indicate arbitrary diameter greater than a certain preset value (such as 0.05mm)
Lowest distance value between black and white group；ExNeighborSize can indicate that maximum black and white group is greater than a certain preset value to diameter
The area of the minimum range black and white group of the black and white group of (such as 0.05mm)；ExNeighborDistance can indicate maximum black and white group
It is greater than the lowest distance value of a certain preset value (such as 0.05mm) black and white group to diameter；Count can indicate that black and white rolls into a ball quantity；On and
State further includes that product coefficient a, b, c, d can be quickly to determine the logic true value item in mathematic(al) representation simultaneously in mathematic(al) representation
And parameter testing is facilitated to set.When black and white group's area is more than or equal to 160 and its brightness (gray difference) variation is more than or equal to 2
When, mathematic(al) representation first item " ((MaxDeltaSize >=160&&MaxDelta >=2) | | (MaxSize >=160&&
Max SizeDelta >=2)) " it can be true；When black and white group area is more than or equal to 100 and its brightness (gray difference) variation
When more than or equal to 4.5, the Section 2 of mathematic(al) representation " ((MaxSize >=100&&MaxDelta >=4.5) | | (MaxSize >
=100&&MaxSizeDelta >=4.5)) " it can be true；When black and white group area is more than or equal to 75 and its brightness (gray scale difference
It is different) variation be more than or equal to 6 when or black and white group area be more than or equal to 50 and its brightness (gray difference) variation be more than or equal to 8
When, mathematic(al) representation Section 3 " ((MaxDeltaSize >=75&&MaxDelta >=6) | | (MaxSize >=75&&
MaxSizeDelta >=6) | | (MaxDeltaSize >=50&&MaxDelta >=8) | | (MaxSize >=50&&
MaxSizeDelta >=8)) " it can be true；If maximum black and white group area is greater than under conditions of black and white group quantity is greater than 1
20 and any two greater than a certain preset value (such as 0.05mm) black and white roll into a ball minimum range less than 80 and with maximum sundries
When area of the point apart from the smallest sundries point greater than a certain preset value (such as 0.05mm) is greater than 20, or maximum black and white rolls into a ball area
Greater than 20 and maximum black and white rolls into a ball to diameter and is greater than the minimum range of a certain preset value (such as 0.05mm) black and white group simultaneously less than 100
And this area be greater than 20 when, mathematic(al) representation Section 4 " (((ExMaxSize>20&&ExNearestDistance<
80&&ExNeighborSize>20)||(ExMaxSize>20&&ExNeighborDistance<100&&ExNeighborSize
It > 20) can be) > 1) " true.
104, test value fuzzy logic standard value corresponding with each item to be tested is compared by detection device, is compared
Relatively result.
In the embodiment of the present invention, the corresponding fuzzy logic standard value of each item to be tested can be the same or different, this
Inventive embodiments are not construed as limiting.According to the inventive embodiments of front it is found that when the result of evaluation of black and white group mathematic(al) representation refers to
Any one of four judgement results for showing above-mentioned mathematic(al) representation are that very, the test value of black and white group can be a, and a is big
Corresponding fuzzy logic standard value (such as A) is rolled into a ball in black and white, can indicate that there are black and white to roll into a ball this defect for target display screen.
105, detection device determines that target shows the generic of screen according to the comparison result；Wherein, the generic
It may include qualified products and substandard product.
As it can be seen that can quickly determine display screen based on fuzzy logic decision rule by method described in Fig. 1
Qualities improve and show that judgment criteria disunity caused by screen, missing inspection are asked using artificial detection in the prior art
Topic improves the Detection accuracy of display screen.
Embodiment two
Referring to Fig. 3, Fig. 3 is the process signal of the detection method of another display screen disclosed by the embodiments of the present invention
Figure.Wherein, as shown in figure 3, the detection method of the display screen may comprise steps of:
In the embodiment of the present invention, the detection method of the display screen includes step 201~205, for step 201~205
Description, please refer to the detailed description that step 101~105 are directed in embodiment one, the embodiment of the present invention repeats no more.
206, detection device storage target shows the product information of screen, which at least may include that target is shown
The product type of screen and its affiliated type.
In the embodiment of the present invention, detection device can show target the product information storage of screen to the sheet of detection device
Ground database, and by the product information upload server.It, can be by by the basic of target product as it can be seen that the embodiment of the present invention
Information and generic storage and upload server, realize the record that the testing result of screen is shown to target, to test
Personnel's inquiry target from the history of server detection record shows the detection case of screen.
207, detection device generates control instruction according to generic, and control instruction is sent to preparatory associated product
Jig, so that the product jig marks target to show screen according to control instruction.
In the embodiment of the present invention, target shows that the generic of screen may include qualified products classification and unqualified production
Category is other.Optionally, detection device according to the target show screen generic generate the mode of control instruction specifically can be with
Are as follows: detection device detects the generic that the target shows screen, obtains testing result；When the testing result indicates generic
When for qualified products classification, generate for indicating that the target shows the control instruction of screen qualification；Belonging to testing result instruction
When classification is substandard product classification, generate for indicating that the target shows the underproof control instruction of screen.As it can be seen that implementing this
Inventive embodiments can show the testing result of screen based on target, realize and show that screen carries out Fast Classification to target.
As it can be seen that can quickly determine display screen based on fuzzy logic decision rule by method described in Fig. 3
Qualities improve and show that judgment criteria disunity caused by screen, missing inspection are asked using artificial detection in the prior art
Topic improves the Detection accuracy of display screen；And by by the essential information of target product and generic storage and
Upload server realizes the record that the testing result of screen is shown to target, so that tester detects from the history of server
The detection case that target shows screen is inquired in record；Furthermore it is possible to show the testing result of screen based on target, realize to mesh
Mark display screen carries out Fast Classification.
Embodiment three
Referring to Fig. 4, Fig. 4 is the process signal of the detection method of another display screen disclosed by the embodiments of the present invention
Figure.Wherein, as shown in figure 4, the detection method of the display screen may comprise steps of:
In the embodiment of the present invention, the detection method of the display screen includes step 301~304, for step 301~304
Description, please refer to the detailed description that step 201~204 are directed in embodiment two, the embodiment of the present invention repeats no more.
305, when comparison result indicates that any test value is greater than its corresponding fuzzy logic standard value, detection device is determined
Target shows that the generic of screen is substandard product；Alternatively, when comparison result indicates that all test values are right no more than its
When the fuzzy logic standard value answered, detection device determines that target shows that the generic of screen is qualified products.
In the embodiment of the present invention, the detection method of the display screen includes step 306~307, for step 306~307
Description, please refer to the detailed description that step 206~207 are directed in embodiment two, the embodiment of the present invention repeats no more.
308, with the presence or absence of to be checked in all display screens of object lot where detection device detection target shows screen
The display screen of survey, if detecting that, there is no display screen to be detected, triggering executes step 309；If detecting exist
Display screen to be detected, triggering execute step 301.
309, the product qualification rate of detection device statistics object lot.
In the embodiment of the present invention, product qualification rate is also referred to as product yield.For example, the display screen of the object lot
Total quantity can be 100, wherein generic is that the quantity of the display screen of qualified products is 50, generic be do not conform to
The quantity of the display screen of method product is 50, then the product qualification rate (product yield) of the object lot is 50%.
In the embodiment of the present invention, optionally, detection device, can also be by after the product qualification rate of statistics object lot
Two product lists, i.e. qualified products list and substandard product list are formed according to the generic of display screen, wherein qualified
Product list can enumerate the production of all qualified products (the display screen that generic is qualified products) of the object lot
Product information, substandard product list can enumerate all substandard products of the object lot, and (generic is qualified products
Display screen) product information；Qualified products list, substandard product list and product qualification rate are exported to detection and filled
The display interface set is checked for staff.It, can be with intuitive way to user (staff) as it can be seen that the embodiment of the present invention
The detection information that product (display screen) is presented, improves the convenience that user obtains information, also improves visualization.
As it can be seen that can quickly determine display screen based on fuzzy logic decision rule by method described in Fig. 4
Qualities improve and show that judgment criteria disunity caused by screen, missing inspection are asked using artificial detection in the prior art
Topic improves the Detection accuracy of display screen；And by by the essential information of target product and generic storage and
Upload server realizes the record that the testing result of screen is shown to target, so that tester detects from the history of server
The detection case that target shows screen is inquired in record；And the testing result of screen can be shown based on target, it realizes to mesh
Mark display screen carries out Fast Classification；And product (display screen can be presented to user (staff) with intuitive way
Curtain) detection information, improve user obtain information convenience, also improve visualization.
Example IV
Referring to Fig. 5, Fig. 5 is a kind of structural schematic diagram of detection device for showing screen disclosed by the embodiments of the present invention.
As shown in figure 5, the detection device may include:
Control unit 401 shows screen for controlling associated filming apparatus photographic subjects in advance, obtains display image,
And the display image is supplied to quantization processing unit 402；Wherein, which shows that screen shows checking image, and examines
It tests image and corresponds at least one item to be tested.
In the embodiment of the present invention, associated filming apparatus photographic subjects in advance are controlled in control unit 401 and show screen
In the process, control unit 401 can control the target and show that screen shows checking image, and the quantity of checking image and display are suitable
The sequence embodiment of the present invention is not construed as limiting.In addition, display image and checking image may exist one-to-one relationship.For example,
Checking image specifically includes checking image a, checking image b and checking image c totally 3 width, and checking image shows screen in target
Display order can preset for by checking image a to checking image b again to checking image c, correspondingly, control unit 401
Associated filming apparatus photographic subjects show that the quantity for showing image that screen obtains can be 3 in advance for control, that is, show figure
As A, display image B and display image C, and every display image is with corresponding checking image show that image A can be with
Corresponding checking image a, display image B can correspond to checking image b, and display image C can correspond to checking image c, this hair
Bright embodiment is not construed as limiting.
It is corresponding to obtain each item to be tested for carrying out parameter quantification treatment to display image for quantization processing unit 402
At least one parameter, and the parameter is supplied to evaluation unit 403；Wherein, which is used to describe the feature of item to be tested.
In the embodiment of the present invention, parameter may include the distance between defect area, defects count, defect and defect ash
At least one of difference value is spent, the embodiment of the present invention is not construed as limiting.
In the embodiment of the present invention, according to previously described embodiment content it is found that each checking image can correspond at least
One item to be tested.402 pairs of display images of quantization processing unit carry out parameter quantification treatment, and it is corresponding to obtain each item to be tested
At least one parameter, specifically, quantization processing unit 402 can determine item to be tested corresponding to the display image, and right
Display image uses algorithm corresponding with the item to be tested to be handled, and obtains the parameter quantized result of each item to be tested, should
Parameter quantized result is at least one corresponding parameter of each item to be tested, wherein the parameter can be used for describing this to be checked
The feature of item is tested, optionally, parameter may include the distance between defect area, defects count, defect and defect gray scale difference
At least one of different value；It is another optional, parameter quantification treatment can be AOI (Automatic Optic Inspection,
Automatic optics inspection) algorithm process, the embodiment of the present invention is not construed as limiting.
In the embodiment of the present invention, different checking images can correspond to different items to be tested, can also correspond to identical
Item to be tested, the embodiment of the present invention are not construed as limiting.It is the clarity that is presented due to same item to be tested in different checking image, big
Small size (area) having differences property, i.e., same item to be tested may incomplete phases in the feature that different checking images is presented
Together, thus its corresponding parameter (by obtain after parameter quantification treatment to display image corresponding with checking image) also deposit
In difference.
Evaluation unit 403 determines the mathematical expression of each item to be tested according to parameter for being based on fuzzy logic ordination
Formula, and to mathematics evaluation of expression, the test value of each item to be tested is obtained, and the test value is supplied to comparing unit 404.
Comparing unit 404 is obtained for test value fuzzy logic standard value corresponding with each item to be tested to be compared
Determination unit 405 is supplied to comparison result, and by the comparison result.
Determination unit 405, for determining that target shows that the generic of screen, the generic include according to comparison result
Qualified products and substandard product.
As it can be seen that can quickly determine display screen based on fuzzy logic decision rule by detection device described in Fig. 5
The qualities of curtain improve and show judgment criteria disunity, missing inspection caused by screen using artificial detection in the prior art
The problem of, improve the Detection accuracy of display screen.
Embodiment five
Referring to Fig. 6, Fig. 6 is the structural representation of the detection device of another display screen provided in an embodiment of the present invention
Figure, wherein detection device shown in fig. 6 is that detection device further progress as shown in Figure 5 optimizes.With shown in Fig. 5
Detection device compare, detection device shown in fig. 6 further include:
Storage unit 406, for determining that target shows the affiliated class of screen according to comparison result in above-mentioned determination unit 405
After not, storage target shows the product information of screen, and triggers the starting of generation unit 407；Wherein, which at least may be used
With include target show screen product type and affiliated type.
Wherein, optionally, above-mentioned determination unit 405 according to comparison result determine target show screen generic it
Afterwards, which can also be supplied to storage unit 406.
In the embodiment of the present invention, target can be shown that the product information of screen is stored to detection device by storage unit 406
Local data base, and by the product information upload server.It, can be by by target product as it can be seen that the embodiment of the present invention
Essential information and generic storage and upload server, realize the record that the testing result of screen is shown to target, so as to
Tester's inquiry target from the history of server detection record shows the detection case of screen.
The control instruction for generating control instruction according to generic, and is supplied to transmission unit by generation unit 407
408。
In the embodiment of the present invention, target shows that the generic of screen may include qualified products classification and unqualified production
Category is other.Optionally, generation unit 407 specifically may be used according to the mode that the generic of target display screen generates control instruction
With are as follows: generation unit 407 detects the generic that the target shows screen, obtains testing result；When the testing result indicates institute
When category classification is qualified products classification, generate for indicating that the target shows the control instruction of screen qualification；When testing result refers to
When showing that generic is substandard product classification, generate for indicating that the target shows the underproof control instruction of screen.As it can be seen that
Implement the embodiment of the present invention, the testing result of screen can be shown based on target, realizes and screen, which is quickly divided, to be shown to target
Class.
Transmission unit 408, for control instruction to be sent to preparatory associated product jig, so that product jig is according to control
Cue mark target processed shows screen.
As it can be seen that can quickly determine display screen based on fuzzy logic decision rule by detection device described in Fig. 6
The qualities of curtain improve and show judgment criteria disunity, missing inspection caused by screen using artificial detection in the prior art
The problem of, improve the Detection accuracy of display screen；And by the way that the essential information of target product and generic are stored
And upload server, the record that the testing result of screen is shown to target is realized, so that tester is from the history of server
Inquiry target shows the detection case of screen in detection record；Furthermore it is possible to show the testing result of screen based on target, realize
Screen, which carries out Fast Classification, to be shown to target.
Embodiment six
Referring to Fig. 7, Fig. 7 is the structural representation of the detection device of another display screen provided in an embodiment of the present invention
Figure, wherein detection device shown in Fig. 7 is that detection device further progress as shown in Figure 6 optimizes.With shown in Fig. 6
Detection device compare, detection device shown in Fig. 7 further include:
Detection unit 409, being shown in all display screens of screen place object lot for detecting target whether there is
Display screen to be detected, and will test result and be supplied to statistic unit 410.
In the embodiment of the present invention, optionally, above-mentioned determination unit 405 is determining that target shows screen according to comparison result
After generic, it can be started with detection trigger unit 409.
Statistic unit 410, for detecting to unite there is no after display screen to be detected in above-mentioned detection unit 409
Count the product qualification rate of object lot.
As an alternative embodiment, as shown in fig. 7, above-mentioned determination unit 405 may include:
First determines subelement 4051, for indicating that any test value is greater than its corresponding obscures and patrols when above-mentioned comparison result
When collecting standard value, determine that target shows that the generic of screen is substandard product.
Second determines subelement 4052, for indicating all test values mould corresponding no more than its when above-mentioned comparison result
When fuzzy logic standard value, determine that target shows that the generic of screen is qualified products.
As it can be seen that can quickly determine display screen based on fuzzy logic decision rule by detection device described in Fig. 7
The qualities of curtain improve and show judgment criteria disunity, missing inspection caused by screen using artificial detection in the prior art
The problem of, improve the Detection accuracy of display screen；And by the way that the essential information of target product and generic are stored
And upload server, the record that the testing result of screen is shown to target is realized, so that tester is from the history of server
Inquiry target shows the detection case of screen in detection record；And the testing result of screen can be shown based on target, it realizes
Screen, which carries out Fast Classification, to be shown to target；And product (display can be presented to user (staff) with intuitive way
Screen) detection information, improve user obtain information convenience, also improve visualization.
Embodiment seven
Referring to Fig. 8, Fig. 8 is the structural representation of the detection device of another display screen disclosed by the embodiments of the present invention
Figure.As shown in figure 8, the detection device includes:
It is stored with the memory 701 of executable program code；
The processor 702 coupled with memory；
Wherein, processor 702 calls the executable program code stored in memory 701, executes described by FIG. 1 to FIG. 3
Product inspection method the step of.
The embodiment of the present invention discloses a kind of computer readable storage medium, is stored thereon with computer instruction, the computer
The step of detection method of the described display screen of Fig. 1, Fig. 3~Fig. 4 is executed when instruction operation.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact
Disc Read-Only Memory, CD-ROM) or other disc memories, magnetic disk storage, magnetic tape storage or can
For carrying or any other computer-readable medium of storing data.
Above to it is disclosed by the embodiments of the present invention it is a kind of show screen detection method and system be described in detail, this
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention；At the same time, for those skilled in the art, think of according to the present invention
Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair
Limitation of the invention.
In the above-described embodiments, it can be realized wholly or partly by software, hardware, firmware or any combination thereof.When
When using software realization, can entirely or partly it realize in the form of a computer program product.The computer program product packet
Include one or more computer instructions.When loading on computers and executing the computer program instructions, entirely or partly
It generates according to process or function described in the embodiment of the present application.The computer can be general purpose computer, special purpose computer, calculating
Machine network or other programmable devices.The computer instruction may be stored in a computer readable storage medium, Huo Zhecong
One computer readable storage medium is transmitted to another computer readable storage medium, for example, the computer instruction can be with
Pass through wired (such as coaxial cable, optical fiber, Digital Subscriber Line) from a web-site, computer, server or data center
Or wireless (such as infrared, wireless, microwave etc.) mode is transmitted to another web-site, computer, server or data center.
The computer-readable medium can be any usable medium that computer can access or include one or more available
The data storage devices such as medium integrated server, data center.The usable medium can be magnetic medium (magnetic medium example
Such as can be floppy disk, hard disk, tape), optical medium (such as CD) or semiconductor medium (such as solid state hard disk).Above-mentioned
It in embodiment, all emphasizes particularly on different fields to the description of each embodiment, there is no the part being described in detail in some embodiment, may refer to other
The associated description of embodiment.
In several embodiments provided herein, it should be understood that disclosed device, it can be by others side
Formula is realized.For example, the apparatus embodiments described above are merely exemplary, such as the division of said units, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussion phase
Coupling, direct-coupling or communication connection between mutually can through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, can be electrical or other forms.
Above-mentioned unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, can be in one place, or may be distributed over multiple nets
On network unit.Some or all of units can be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, each functional unit in each embodiment of the application can integrate in one processing unit, it is also possible to
Each unit physically exists alone, and can also be integrated in one unit with two or more units.Above-mentioned integrated unit
Both it can take the form of hardware realization, can also realize in the form of software functional units.
If above-mentioned integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product,
It can store in a retrievable memory of computer.Based on this understanding, the technical solution of the application substantially or
Say all or part of of the part that contributes to existing technology or the technical solution, it can body in the form of software products
Reveal and, which is stored in a memory, including several requests are used so that a computer equipment
(can be personal computer, server or network equipment etc., specifically can be the processor in computer equipment) executes sheet
The all or part of the steps of each embodiment above method of application.
The above, above embodiments are only to illustrate the technical solution of the application rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, however those skilled in the art should understand that；It still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of detection method for showing screen, which is characterized in that the described method includes:
Associated filming apparatus photographic subjects show screen in advance for control, obtain display image, and the target shows that screen is shown
There is checking image, the checking image corresponds at least one item to be tested；
Parameter quantification treatment is carried out to the display image, obtains at least one corresponding parameter of each item to be tested, institute
Parameter is stated for describing the feature of the item to be tested；
Based on fuzzy logic ordination, the mathematic(al) representation of each item to be tested is determined according to the parameter, and to the number
Evaluation of expression is learned, the test value of each item to be tested is obtained；
Test value fuzzy logic standard value corresponding with each item to be tested is compared, comparison result is obtained；
Determine that the target shows the generic of screen according to the comparison result, the generic include qualified products and
Substandard product.
2. the method according to claim 1, wherein the method also includes:
The product information that the target shows screen is stored, the product information includes at least the product that the target shows screen
Model and the affiliated type；
Control instruction is generated according to the generic, and the control instruction is sent to preparatory associated product jig, with
The product jig is set to mark the target to show screen according to the control instruction.
3. method according to claim 1 or 2, which is characterized in that the method also includes:
It detects in all display screens of object lot where the target shows screen with the presence or absence of display screen to be detected；
If there is no the display screen to be detected, the product qualification rate of the object lot is counted.
4. described in any item methods according to claim 1~3, which is characterized in that described to determine institute according to the comparison result
The generic that target shows screen is stated, the generic includes qualified products and substandard product, comprising:
When the comparison result indicates that any test value is greater than its corresponding described fuzzy logic standard value, described in determination
Target shows that the generic of screen is substandard product；
When all test values of comparison result instruction fuzzy logic standard value corresponding no more than its, determine
The target shows that the generic of screen is qualified products.
5. method according to any one of claims 1 to 4, which is characterized in that the parameter includes defect area, defect number
At least one of amount and defect gray difference value.
6. a kind of detection device for showing screen characterized by comprising
Control unit shows screen for controlling associated filming apparatus photographic subjects in advance, obtains display image, the target
Display screen shows checking image, and the checking image corresponds at least one item to be tested；
It is corresponding to obtain each item to be tested for carrying out parameter quantification treatment to the display image for quantization processing unit
At least one parameter, the parameter is used to describe the feature of the item to be tested；
Evaluation unit determines the mathematical expression of each item to be tested according to the parameter for being based on fuzzy logic ordination
Formula, and to the mathematic(al) representation evaluation, obtain the test value of each item to be tested；
Comparing unit, for test value fuzzy logic standard value corresponding with each item to be tested to be compared,
Obtain comparison result；
Determination unit, for determining that the target shows the generic of screen, the generic according to the comparison result
Including qualified products and substandard product.
7. detection device according to claim 6, which is characterized in that the detection device further include:
Storage unit shows that the product information of screen, the product information include at least the target for storing the target
The product type of display screen and the affiliated type；
Generation unit, for generating control instruction according to the generic；
Transmission unit, for the control instruction to be sent to preparatory associated product jig so that the product jig according to
The control instruction marks the target to show screen.
8. detection device according to claim 6 or 7, which is characterized in that the detection device further include:
Detection unit is shown in all display screens of screen place object lot for detecting the target with the presence or absence of to be checked
The display screen of survey；
Statistic unit, for detecting in the detection unit there is no after the display screen to be detected, described in statistics
The product qualification rate of object lot.
9. according to the described in any item detection devices of claim 6~8, which is characterized in that the determination unit, comprising:
First determines subelement, for indicating that any test value is greater than its corresponding described obscures and patrols when the comparison result
When collecting standard value, determine that the target shows that the generic of screen is substandard product；
Second determines subelement, for indicating all test values mould corresponding no more than its when the comparison result
When fuzzy logic standard value, determine that the target shows that the generic of screen is qualified products.
10. the detection device according to claim 6~9, which is characterized in that the parameter includes defect area, defect number
At least one of amount and defect gray difference value.
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| CN201811251974.1A CN109447965A (en) | 2018-10-25 | 2018-10-25 | A kind of detection method and device showing screen |
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