CN108871735A - Display screen shows the test fixture and its test method, host computer of quality - Google Patents
Display screen shows the test fixture and its test method, host computer of quality Download PDFInfo
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- CN108871735A CN108871735A CN201810392349.2A CN201810392349A CN108871735A CN 108871735 A CN108871735 A CN 108871735A CN 201810392349 A CN201810392349 A CN 201810392349A CN 108871735 A CN108871735 A CN 108871735A
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- display screen
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Controls And Circuits For Display Device (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The present embodiments relate to the communications fields, disclose the test fixture and its test method, host computer of a kind of display screen display quality.In the present invention, display screen show quality test fixture include lid and inner wall it is hollow and have opening ontology；Lid is openable and closable to be fixed on ontology and is covered in opening, and when cover cap is together in opening, lid and ontology form closed accommodating cavity；The inner wall of accommodating cavity uniformly coats one layer of black coating.Compared with prior art, the invention enables can show that the test fixture of quality tests the display quality of display screen by display screen under any environment light, it avoids damaging human eye when in the prior art testing the display quality of display screen in black dull environment, and test result can be kept more accurate to avoid human error.
Description
Technical field
The present embodiments relate to the communications fields, the in particular to test fixture of display screen display quality and its test side
Method, host computer.
Background technique
With the continuous development of the communication technology and being constantly progressive for science and technology, the electronic products such as mobile phone or laptop
Have become it is in people's daily life essential using tool, with the widely available electronic product display screen of electronic product
Show that quality requirement is also higher and higher.During testing in the prior art the display screen of electronic product, need dark
Engineer is needed to observe by the naked eye display screen various tests under most bright state for a long time when carrying out, and testing in room environmental
The display effect and defect of picture are simultaneously compared with comparison machine.
It at least has the following technical problems in the prior art：It is tested by display screen of the eye-observation to electronic product
Easily there are human errors, and leading to test result, there are human errors；Test is bigger to the injury of human eye for a long time.
Summary of the invention
Embodiment of the present invention be designed to provide a kind of display screen show quality test fixture and its test method,
Host computer, allow under any environment light by display screen show the test fixture of quality to the display quality of display screen into
Row test, avoids damaging human eye when in the prior art testing the display quality of display screen in black dull environment,
And test result can be kept more accurate to avoid human error.
In order to solve the above technical problems, embodiments of the present invention provide a kind of test clip of display screen display quality
Tool, ontology hollow including lid and inner wall and that there is opening；The lid is openable and closable to be fixed on the ontology and is covered in
The opening, when the cover cap is together in the opening, the lid and the ontology form closed accommodating cavity；The accommodating
The inner wall of chamber uniformly coats one layer of black coating.
Embodiments of the present invention additionally provide a kind of test method of display screen display quality, aobvious for testing part to be measured
The display quality of display screen, the display screen show that the test method of quality shows the test fixture of quality based on above-mentioned display screen；
The display screen shows that the test method of quality includes：It controls the display screen and shows test pictures, and trigger camera to institute
Test pictures are stated to take pictures；Wherein, the camera and the part to be measured are both secured to the inner wall of the accommodating cavity, and described
The display screen of camera and the part to be measured is oppositely arranged, the camera and the part to be measured respectively with host computer communication link
It connects；Receive the picture of the camera shooting；At least two predeterminable areas are chosen from the picture；By each described of selection
The brightness of predeterminable area is compared two-by-two respectively, obtains each luminance difference；There are at least one brightness in each luminance difference
When the value of difference is greater than the first preset threshold, it is determined as that the display screen shows that picture is uneven.
Embodiments of the present invention additionally provide a kind of host computer, including：At least one processor；And with it is described extremely
The memory of few processor communication connection；Wherein, the memory, which is stored with, to be executed by least one described processor
Instruction, described instruction executed by least one described processor so that at least one described processor be able to carry out it is above-mentioned aobvious
Display screen shows the test method of quality.
Embodiment of the present invention in terms of existing technologies, due to display screen show quality test fixture include lid
Ontology hollow with inner wall and that there is opening；And lid is openable and closable to be fixed on the ontology and is covered in the opening, when
When the cover cap is together in the opening, the lid and the ontology form closed accommodating cavity；The inner wall of the accommodating cavity
Uniformly one layer of black coating of coating；So the test fixture of quality can be shown to display by display screen under any environment light
The display quality of screen is tested, when avoiding in the prior art testing the display quality of display screen in black dull environment pair
Human eye damages, and test result can be kept more accurate to avoid human error.
In addition, lid has perforated hole, allows to both pass through to wear by two USB (universal serial bus) data lines and penetrate
Hole communicates to connect camera and part to be measured with host computer respectively.
In addition, the number of perforated hole is two, two USB data lines is enabled to be each passed through different perforated holes, it will
Camera and part to be measured are communicated to connect with host computer respectively.
In addition, the inner wall of the perforated hole adheres to elasticity layer.When USB passes through perforated hole, elastic layer can guarantee to wear
The airtightness of perforation is more preferable.
In addition, the lid and the ontology form square in order to keep design cost lower.
In addition, when being determined as that the display screen shows that picture is uneven, the sending information warning and/or the display
The screen display non-uniform location information of picture.Test data can be provided for research staff by this design, help to research and develop
Personnel carry out the maintenance modification in later period etc..
In addition, when the test pictures that the display screen is shown are black, the picture for receiving the camera shooting
Later, the edge brightness and intermediate luminance for extracting the picture；By the brightness of the edge brightness and the intermediate luminance
Value is compared, and obtains luminance difference；It is greater than the second preset threshold in the luminance difference of the edge brightness and the intermediate luminance, sentences
It is set to the display screen light leakage.
In addition, when being determined as the display screen light leakage, the position for issuing information warning and/or the display light leakage
Information.Test data can be provided for research staff by this design, facilitate the maintenance modification that research staff carries out the later period
Deng.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 be according to the present invention in first embodiment display screen show quality test fixture structural block diagram；
Fig. 2 be according to the present invention in second embodiment display screen show quality test method flow chart；
Fig. 3 be according to the present invention in third embodiment display screen show quality test method flow chart.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in each embodiment party of the present invention
In formula, in order to make the reader understand this application better, many technical details are proposed.But even if without these technical details
And various changes and modifications based on the following respective embodiments, the application technical solution claimed also may be implemented.
The first embodiment of the present invention is related to the test fixtures that a kind of display screen shows quality, including lid 11 and inner wall
Ontology 12 hollow and that there is opening.Lid 11 is openable and closable to be fixed on ontology 12 and is covered in opening, and lid 11 is covered on out
When mouth, lid 11 and ontology 12 form closed accommodating cavity.The inner wall of accommodating cavity uniformly coats one layer of black coating.Use this reality
The test fixture in mode is applied to test the display quality of display screen and can place the display screen of camera and part to be measured
In in above-mentioned accommodating cavity, so as to be surveyed under any environment light by display quality of the above-mentioned test fixture to display screen
Examination, avoids damaging human eye when in the prior art testing the display quality of display screen in black dull environment, and
Test result can be kept more accurate to avoid human error.
In actual test process, the display screen of camera and part to be measured needs to communicate to connect with host computer respectively, by
PC control display screen shows the test of quality.It is noted that the camera of present embodiment and part to be measured can lead to
It crosses the short-range communication modules such as bluetooth to communicate to connect with host computer respectively, USB (universal serial bus) data line can also be passed through
It is communicated to connect respectively with host computer.Preferably, lid 11 has perforated hole 13, allows to both pass through two USB data lines
Perforated hole 13 communicates to connect camera and part to be measured with host computer respectively.Present embodiment does not do the number of perforated hole 13
Limitation, for example, perforated hole 13 be one when, the shape of perforated hole 13 is identical as the shape that two USB data lines are in juxtaposition.
The number of perforated hole 13 may be two, enables two USB data lines to be each passed through different perforated holes 13, will image
Head and part to be measured are communicated to connect with host computer respectively.
Preferably, the inner wall of perforated hole 13 adheres to elasticity layer.When USB data line passes through perforated hole 13, elastic layer can
Airtightness to guarantee perforated hole 13 is more preferable, so that light will not pass through usb data when USB data line passes through perforated hole 13
The periphery of line penetrates in accommodating cavity, and will not cause to wear to USB data line.In addition, in order to keep design cost lower, lid 11
Square is formed with ontology 12.
Through the above, it is not difficult to find that present embodiment can show quality by display screen under any environment light
Test fixture the display quality of display screen is tested, avoid in the prior art in black dull environment to the display of display screen
Human eye is damaged when quality is tested, and test result can be kept more accurate to avoid human error.
Second embodiment of the invention is related to a kind of test method of display screen display quality, shows for testing part to be measured
The display quality of screen, display screen show that the test method of quality shows the test clip of quality based on the display screen of first embodiment
Tool.
As shown in Fig. 2, the test method of display screen display quality includes：
Step 201, PC control display screen shows test pictures, and triggers camera and take pictures to test pictures.
Wherein, camera and part to be measured are both secured to the inner wall of accommodating cavity, and camera is opposite with the display screen of part to be measured
Setting, camera and part to be measured are communicated to connect with host computer (host computer can be the electronic equipments such as terminal or server) respectively.
It is noted that the picture of shooting is uploaded to host computer after camera has shot test pictures.
Step 202, host computer receives the picture of camera shooting.
Step 203, host computer chooses at least two predeterminable areas from picture.
For example, predeterminable area can be limited to nine, be four of picture diagonal, four edges centers respectively with
And the central area of picture.Also, the size in each region can be not limited to be limited to the 10%*10% of picture.For example, picture
Length be A width be B, then the size in each region is 10%A*10%B.It is noted that in present embodiment
Data are illustrative only, and are not intended as restrictive condition.
Step 204, host computer is compared the brightness of each predeterminable area of selection two-by-two respectively, obtains each brightness
Difference.
Step 205, host computer judges to be greater than the first default threshold with the presence or absence of the value of at least one luminance difference in each luminance difference
Value.If it is present entering step 206；Otherwise, 207 are entered step.
Step 206, display screen shows that picture is uneven.
Step 207, test passes through.When test passes through, host computer can show the instruction information passed through, to remind test
Personnel.
In addition, it is noted that for the ease of research staff to display the non-uniform display screen of picture handle, on
Position machine can issue information warning and/or display screen shows that picture is uneven when being determined as that display screen shows that picture is uneven
Location information.Test data can be provided for research staff by this design, facilitate the dimension that research staff carries out the later period
Shield modification etc..
It is not difficult to find that present embodiment is embodiment of the method corresponding with first embodiment, present embodiment can be with
First embodiment is worked in coordination implementation.The relevant technical details mentioned in first embodiment still have in the present embodiment
Effect, in order to reduce repetition, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in
In first embodiment.
Through the above, it is not difficult to find that present embodiment can show quality by display screen under any environment light
Test fixture the display quality of display screen is tested, avoid in the prior art in black dull environment to the display of display screen
Human eye is damaged when quality is tested, and test result can be kept more accurate to avoid human error.
Third embodiment of the invention is related to a kind of test method of display screen display quality.Third embodiment is
The improvement done on the basis of two embodiments, main improvements are not limited to：It in the third embodiment, can also be to display
Screen whether tested by light leakage.
As shown in figure 3, the test method of display screen display quality includes：
Step 301, PC control display screen shows test pictures, and triggers camera and take pictures to test pictures.
Wherein, camera and part to be measured are both secured to the inner wall of accommodating cavity, and camera is opposite with the display screen of part to be measured
Setting, camera and part to be measured are communicated to connect with host computer (host computer can be the electronic equipments such as terminal or server) respectively.
It is noted that the picture of shooting is uploaded to host computer after camera has shot test pictures.
Step 302, host computer receives the picture of camera shooting.
Step 303, host computer chooses at least two predeterminable areas from picture.
For example, predeterminable area can be limited to nine, be four of picture diagonal, four edges centers respectively with
And the central area of picture.Also, the size in each region can be not limited to be limited to the 10%*10% of picture.For example, picture
Length be A width be B, then the size in each region is 10%A*10%B.It is noted that in present embodiment
Data are illustrative only, and are not intended as restrictive condition.
Step 304, host computer is compared the brightness of each predeterminable area of selection two-by-two respectively, and it is bright to obtain each first
Spend poor group.
Step 305, host computer extracts the edge brightness and intermediate luminance of picture, and by the bright of edge brightness and intermediate luminance
Angle value is compared, and obtains the second luminance difference.
Step 306, host computer judges to be greater than first with the presence or absence of the value of at least one luminance difference in each first luminance difference group
Whether the luminance difference of preset threshold and edge brightness and intermediate luminance is greater than the second preset threshold.If so, entering step
307；Otherwise, 310 are entered step.
Step 307, host computer judges to be greater than first with the presence or absence of the value of at least one luminance difference in each first luminance difference group
Preset threshold.If so, entering step 308；Otherwise, 311 are entered step.
Step 308, host computer judges whether the luminance difference of edge brightness and intermediate luminance is greater than the second preset threshold.If
It is then to enter step 309；Otherwise, 312 are entered step.
For example, by taking the test pictures of display screen are black picture as an example, the picture analyzing for choosing black picture is shown
The frame gap brightness of screen and the black picture brightness of display screen (black picture brightness is very low, usually within 0.6nits)
Analysis comparison.For example, choosing the edge brightness (brightness of frame gap) and intermediate luminance (black picture brightness) of black picture.
Step 309, display screen shows that picture is uneven and light leakage.
Step 310, test passes through.When test passes through, host computer can show the instruction information passed through, to remind test
Personnel.
Step 311, display screen light leakage.
Step 312, display screen shows that picture is uneven.
It should be noted that present embodiment is to display screen, whether light leakage and display screen show whether picture is uniform first
Without limitation, above-mentioned judgement sequence can be arbitrarily arranged in judgement sequence according to actual needs afterwards.
In addition, it is noted that for the ease of research staff to display the non-uniform display screen of picture handle, on
Position machine can issue information warning and/or display screen shows that picture is uneven when being determined as that display screen shows that picture is uneven
Location information.Test data can be provided for research staff by this design, facilitate the dimension that research staff carries out the later period
Shield modification etc..In addition, handled for the ease of display screen of the research staff to light leakage, when being determined as display screen light leakage, on
Position machine can issue information warning and/or show the location information of light leakage.By this design survey can be provided for research staff
Data are tried, facilitates research staff and carries out the maintenance modification in later period etc..
Since the first, second embodiment is corresponded to each other with present embodiment, present embodiment can be with first, second
Embodiment is worked in coordination implementation.The relevant technical details mentioned in first, second embodiment are in the present embodiment still
Effectively, the attainable technical effect of institute similarly may be implemented in the present embodiment in the first, second embodiment, in order to
It reduces and repeats, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in first,
In two embodiments.
The step of various methods divide above, be intended merely to describe it is clear, when realization can be merged into a step or
Certain steps are split, multiple steps are decomposed into, as long as including identical logical relation, all in the protection scope of this patent
It is interior；To adding inessential modification in algorithm or in process or introducing inessential design, but its algorithm is not changed
Core design with process is all in the protection scope of the patent.
Four embodiment of the invention is related to a kind of host computer (host computer is the equipment such as terminal or server), including：Extremely
A few processor；And the memory being connect at least one processor communication；Wherein, be stored with can be by least for memory
One processor execute instruction, instruction executed by least one processor so that at least one processor be able to carry out it is above-mentioned
Display screen shows the test method of quality.
Wherein, memory is connected with processor using bus mode, and bus may include the bus of any number of interconnection
And bridge, bus is by one or more processors together with the various circuit connections of memory.Bus can also will be such as peripheral
Together with various other circuit connections of management circuit or the like, these are all well known in the art for equipment, voltage-stablizer
, therefore, it will not be further described herein.Bus interface provides interface between bus and transceiver.Transceiver
Can be an element, be also possible to multiple element, such as multiple receivers and transmitter, provide for over a transmission medium with
The unit of various other device communications.The data handled through processor are transmitted on the radio medium by antenna, further,
Antenna also receives data and transfers data to processor.Processor is responsible for managing bus and common processing, can also provide
Various functions, including timing, peripheral interface, voltage adjusting, power management and other control functions.And memory can by with
Used data when storage processor is in execution operation.
Through the above, it is not difficult to find that present embodiment can show quality by display screen under any environment light
Test fixture the display quality of display screen is tested, avoid in the prior art in black dull environment to the display of display screen
Human eye is damaged when quality is tested, and test result can be kept more accurate to avoid human error.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. the test fixture that a kind of display screen shows quality, which is characterized in that hollow including lid and inner wall and with opening
Ontology；
The lid is openable and closable to be fixed on the ontology and is covered in the opening, when the cover cap is together in the opening,
The lid and the ontology form closed accommodating cavity；
The inner wall of the accommodating cavity uniformly coats one layer of black coating.
2. the test fixture that display screen according to claim 1 shows quality, which is characterized in that the lid, which has to wear, to be penetrated
Hole.
3. the test fixture that display screen according to claim 2 shows quality, which is characterized in that the number of the perforated hole
It is two.
4. the test fixture that display screen according to claim 2 or 3 shows quality, which is characterized in that the perforated hole
Inner wall adheres to elasticity layer.
5. the test fixture that display screen according to claim 4 shows quality, which is characterized in that the lid and described
Body forms square.
6. a kind of display screen shows the test method of quality, for testing the display quality of part display screen to be measured, which is characterized in that
The display screen shows that the test method of quality shows quality based on display screen described in any one of claim 1 to 5
Test fixture；
The display screen shows that the test method of quality includes：
It controls the display screen and shows test pictures, and trigger camera and take pictures to the test pictures；Wherein, described to take the photograph
As head and the part to be measured are both secured to the inner wall of the accommodating cavity, and the camera is opposite with the display screen of the part to be measured
Setting, the camera and the part to be measured are communicated to connect with host computer respectively；
Receive the picture of the camera shooting；
At least two predeterminable areas are chosen from the picture；
The brightness of each predeterminable area of selection is compared two-by-two respectively, obtains each luminance difference；
When being greater than the first preset threshold there are the value of at least one luminance difference in each luminance difference, it is determined as the display screen
Show that picture is uneven.
7. the test method that display screen according to claim 6 shows quality, which is characterized in that be determined as the display
When screen display picture is uneven, the sending information warning and/or the display screen show the non-uniform location information of picture.
8. the test method that display screen according to claim 6 shows quality, which is characterized in that shown in the display screen
Test pictures when being black, after the picture for receiving camera shooting, the edge for extracting the picture is bright
Degree and intermediate luminance；
The brightness value of the edge brightness and the intermediate luminance is compared, luminance difference is obtained；
It is greater than the second preset threshold in the luminance difference of the edge brightness and the intermediate luminance, is determined as the display screen leakage
Light.
9. the test method that display screen according to claim 8 shows quality, which is characterized in that be determined as the display
When shielding light leakage, the location information for issuing information warning and/or the display light leakage.
10. a kind of host computer, which is characterized in that including：
At least one processor；And
The memory being connect at least one described processor communication；Wherein,
The memory is stored with the instruction that can be executed by least one described processor, and described instruction is by described at least one
It manages device to execute, so that at least one described processor is able to carry out the display screen as described in any in claim 6 to 9 and shows matter
The test method of amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810392349.2A CN108871735A (en) | 2018-04-27 | 2018-04-27 | Display screen shows the test fixture and its test method, host computer of quality |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810392349.2A CN108871735A (en) | 2018-04-27 | 2018-04-27 | Display screen shows the test fixture and its test method, host computer of quality |
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Family
ID=64327481
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