CN112539921A - Visual residual image testing system - Google Patents
Visual residual image testing system Download PDFInfo
- Publication number
- CN112539921A CN112539921A CN202011378467.1A CN202011378467A CN112539921A CN 112539921 A CN112539921 A CN 112539921A CN 202011378467 A CN202011378467 A CN 202011378467A CN 112539921 A CN112539921 A CN 112539921A
- Authority
- CN
- China
- Prior art keywords
- visual
- tested
- screen
- calibration module
- side wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- G01M11/0242—Testing optical properties by measuring geometrical properties or aberrations
- G01M11/0257—Testing optical properties by measuring geometrical properties or aberrations by analyzing the image formed by the object to be tested
-
- 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
- G01M11/0207—Details of measuring devices
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Geometry (AREA)
- Controls And Circuits For Display Device (AREA)
- Eye Examination Apparatus (AREA)
Abstract
The embodiment of the invention relates to the technical field of display screens, and discloses a visual ghost testing system, which comprises: the box body is provided with a first accommodating space and comprises a first side wall, and a visual hole is formed in the first side wall; the moving device is accommodated in the first accommodating space, and a visual calibration module is fixedly arranged on the moving device and used for fixing the screen body to be tested; the control device is connected with the movement device and is used for controlling the movement of the movement device so that the visual calibration module and the screen body to be tested are opposite to the sight hole in turn; the device is also used for controlling the duration that the visual calibration module is over against the sight hole to be a first preset duration and the duration that the screen body to be tested is over against the sight hole to be a second preset duration, wherein after the first preset duration that the visual calibration module is over against by human eyes, the residue of a display picture of the screen body to be tested in the human eyes can be eliminated. The visual ghost test system provided by the invention can reduce the uncertainty of the visual ghost test and improve the test accuracy.
Description
Technical Field
The embodiment of the invention relates to the technical field of display screens, in particular to a visual ghost image testing system.
Background
An OLED (Organic Light-Emitting Diode) is called an Organic electroluminescent Diode. The OLED display technology has many advantages, such as full solid state, active light emission, high contrast, ultra-thin, low power consumption, fast effect speed, wide working range, and easy realization of flexible display and 3D display, and is currently applied to many display screens, for example, television sets and mobile display devices. Before shipment, the OLED display device needs to be detected in various indexes, wherein the residual shadow disappearance time is an important index for evaluating the OLED display device. The ghost refers to a phenomenon that when a display panel displays one picture for a period of time and is switched to another picture, the previous picture is remnant and can disappear after a period of time. In the prior art, an artificial visual detection method is used for detecting the residual image degree of the OLED display device, namely, the residual image degree of the OLED display device is judged by visually checking the residual image disappearance time.
In the prior art, a method for performing a visual image sticking inspection on an OLED display device needs to be improved, and therefore, a new visual image sticking testing system needs to be provided to solve the above problems.
Disclosure of Invention
The invention aims to provide a visual residual image test system which can reduce the uncertainty of a visual residual image test and improve the accuracy of the visual residual image test.
In order to solve the above technical problem, an embodiment of the present invention provides a visual afterimage testing system, including:
the box body is provided with a first accommodating space and comprises a first side wall, and a visual hole is formed in the first side wall; the movement device is accommodated in the first accommodating space, and a visual calibration module is fixedly arranged on the movement device and used for fixing a screen body to be tested; the control device is connected with the movement device and used for controlling the movement of the movement device so that the visual calibration module and the screen body to be tested are opposite to the sight hole in turn; the visual calibration module is used for controlling the length of time that the visual calibration module is just over the sight hole to be first preset length of time, and the length of time that the screen body to be tested is just over the sight hole to be second preset length of time, wherein, after the human eye gazes the visual calibration module for the first preset length of time, the residue of the display picture of the screen body to be tested in the human eye can be eliminated.
In addition, the movement device is provided with a second accommodating space and comprises a second side wall which is arranged to surround the second accommodating space, and the visual calibration module and the screen body to be tested are arranged on the second side wall; the visual ghost testing system further comprises a point screen device, wherein the point screen device is contained in the second containing space, is respectively connected with the visual calibration module and the screen body to be tested, and is used for controlling the visual calibration module and the screen body to be tested to display pictures.
In addition, the point screen device comprises a first point screen device and a second point screen device, wherein the first point screen device is connected with the visual calibration module and is used for controlling the visual calibration module to display a picture of a first preset gray scale; the second screen pointing device is connected with the screen body to be tested and used for controlling the screen body to be tested to display a checkerboard picture in the ghost aging process of the screen body to be tested, and controlling the screen body to be tested to display a picture of a second preset gray scale after the ghost aging process of the screen body to be tested is finished.
In addition, the visual calibration module and the screen body to be tested are multiple, and the visual calibration module and the screen body to be tested are sequentially and alternately arranged on the second side wall.
In addition, one or more point screen devices are arranged, and when one point screen device is arranged, one point screen device is respectively connected with the plurality of visual calibration modules and the plurality of screen bodies to be tested; when the point screen devices are multiple, each visual calibration module is connected with one point screen device, and each screen body to be tested is connected with one point screen device.
In addition, the box body further comprises a third side wall, and the third side wall is positioned in the first accommodating space and divides the first accommodating space into two sub-accommodating spaces; the third side wall is provided with a visual window which is opposite to the sight hole, the size of the visual window is the same as that of the visual calibration module and the screen body to be tested, and the movement device is positioned in the sub-accommodation space far away from the sight hole. Through the arrangement of the structure, the human eyes can only see the display picture of the visual calibration module or the display picture of the screen body to be tested in the visual ghost test process, and the mutual interference of the two display pictures is avoided, so that the accuracy of the visual ghost test is further improved.
In addition, the third side wall divides the first accommodating space into a first sub-accommodating space and a second sub-accommodating space, the box body includes a first box body portion and a second box body portion, the first box body portion has the first sub-accommodating space, and the second box body portion has the second sub-accommodating space; the movement device is fixed in the second sub-accommodation space, the second box body part is movably connected with the first box body part, and the second box body part can move in the first sub-accommodation space along a preset direction, so that the distance between the sight hole and the visual window can be changed. Through the arrangement of the structure, the visual distance in the residual image testing process can be controlled, so that the accuracy of the visual residual image testing is further improved.
In addition, the first side wall belongs to the first box body, the first box body part comprises a fourth side wall perpendicular to the first side wall, and the fourth side wall is provided with a plurality of clamping parts arranged at intervals along the preset direction; the third side wall belongs to the second box body, the second box body part comprises a fifth side wall perpendicular to the third side wall, and the fifth side wall is provided with a clamping hole capable of being mutually clamped with the clamping part.
In addition, the first side wall belongs to the first box body, the first box body part comprises a fourth side wall perpendicular to the first side wall, and a plurality of first positioning pin holes are formed in the fourth side wall and are arranged at intervals along the preset direction; the third side wall belongs to the second box body, the second box body part comprises a fifth side wall which is vertical to the third side wall, and a second positioning pin hole which can be over against the first positioning pin hole is arranged on the fifth side wall; the visual ghost testing system further comprises a pin, and the pin is used for being inserted into the first positioning pin hole and the second positioning pin hole when the second positioning pin hole is opposite to the first positioning pin hole.
In addition, the movement device is a rotating box, and the control device controls the rotating box to rotate so that the visual calibration module and the screen body to be tested rotate to be opposite to the sight hole in turn.
Compared with the prior art, the embodiment of the invention has the following advantages:
when the visual ghost testing is carried out, the screen body to be tested is fixed on the moving device, and the moving device is connected with the control device, so that the control device can control the moving device to move, the visual calibration module and the screen body to be tested move along with the movement of the moving device, the visual calibration module and the screen body to be tested can be automatically controlled to be opposite to the sight hole in turn, the automation degree of a visual ghost testing system is improved, and the use experience of a user is improved; in addition, the control device controls the duration that the visual calibration module is over against the sight hole to be the first preset duration, so that the residue of the display picture of the screen body to be tested on the nerves of human eyes is eliminated, and the judgment that whether the residual of the previous picture exists in the screen body to be tested or not due to the influence of the residual in the human eyes is avoided, so that the display picture of the screen body to be tested, which is observed by the human eyes, can truly reflect the image quality or the residual shadow and mura state of the screen body to be tested, the uncertainty of the visual residual shadow test is reduced, and the accuracy of the visual residual shadow test is improved.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
FIG. 1 is a schematic diagram illustrating a visual image sticking test system according to a first embodiment of the present invention;
FIG. 2 is a top view of a motion device provided in accordance with a first embodiment of the present invention;
FIG. 3 is another top view of a motion device provided in accordance with a first embodiment of the present invention;
FIG. 4 is a top view of still another exercise device provided in accordance with the first embodiment of the present invention;
FIG. 5 is a further top plan view of the exercise apparatus provided in accordance with the first embodiment of the present invention;
FIG. 6 is a schematic view of another embodiment of a visual image retention test system according to the present invention;
FIG. 7 is a schematic view of another structure of a visual afterimage testing system according to a first embodiment of the present invention;
FIG. 8 is a schematic view of another structure of a visual residual image testing system according to a first embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present invention in its various embodiments. However, the technical solution claimed in the present invention can be implemented without these technical details and various changes and modifications based on the following embodiments.
The first embodiment of the present invention relates to a visual residual image testing system 100, which is specifically configured as shown in fig. 1, and includes:
the box body 1 is provided with a first accommodating space 10, the box body 1 comprises a first side wall 11, and a sight hole 110 is formed in the first side wall 11; the movement device 2 is accommodated in the first accommodating space 10, and a visual calibration module 21 is fixedly arranged on the movement device 2 and is used for fixing a screen body 22 to be tested (it can be understood that, in the present embodiment, the screen body 22 to be tested may be a part of the visual afterimage testing system 100, or may be a device independent of the visual afterimage testing system 100); the control device 3 is connected with the movement device 2 and is used for controlling the movement of the movement device 2 so that the visual calibration module 21 and the screen body to be tested 22 are opposite to the sight hole 110 in turn; the device is further used for controlling the duration that the visual calibration module 21 is over against the sight hole 110 to be a first preset duration and the duration that the screen body 22 to be tested is over against the sight hole 110 to be a second preset duration, wherein after the human eyes watch the visual calibration module 21 for the first preset duration, the residues of the display picture of the screen body 22 to be tested in the human eyes can be eliminated.
Specifically, the shape of the box 1 shown in fig. 1 is a rectangular parallelepiped or a quasi-rectangular parallelepiped, where the quasi-rectangular means: the shape of the case may not be strictly rectangular parallelepiped but substantially parallelogram-shaped or substantially rectangular parallelepiped-shaped due to process restrictions or for the convenience of manufacturing the case 1. For example, a rounded rectangle is a shape in which corners of a rectangle are rounded; a corner cut rectangle is a polygonal shape formed by cutting off one or more corners of a rectangle. It is understood that the shape of the box 1 is not limited in this embodiment, and may be set according to actual requirements.
It is understood that the control device 3 in this embodiment may be a PLC system, i.e., a programmable logic controller, which is a digital operation controller with a microprocessor and used for automatic control, and the control instruction may be loaded into a memory at any time for storage and execution.
It should be noted that the movement device 2 in this embodiment includes a driving motor (not shown), and the PLC system is connected to the driving motor to control the driving motor to turn on and off, so that the driving motor drives the movement device 2 to move when turned on.
Compared with the prior art, the embodiment of the invention has the advantages that the screen body 22 to be tested is fixed on the moving device 2, and the moving device 2 is connected with the control device 3, so that the control device 3 can control the moving device 2 to move, the visual calibration module 21 and the screen body 22 to be tested move along with the movement of the moving device 2, the visual calibration module 21 and the screen body 22 to be tested can be automatically controlled to be opposite to the sight hole 110 in turn, the automation degree of the visual ghost testing system 100 is improved, and the use experience of a user is improved; in addition, the control device 3 controls the duration that the visual calibration module 21 is over against the sight hole 110 to be the first preset duration, so that the residue of the display picture of the screen body 22 to be tested on the nerves of human eyes is eliminated, thereby avoiding the 'judgment whether the residue of the previous picture still exists in the screen body 22 to be tested due to the influence of the residue in the human eyes', and enabling the display picture of the screen body 22 to be tested observed by the human eyes to truly reflect the image quality or the residual shadow and mura state of the screen body 22 to be tested, thereby reducing the uncertainty of the visual residual shadow test and improving the accuracy of the visual residual shadow test.
Referring to fig. 2, the motion device 2 has a second receiving space 20, the motion device 2 includes a second sidewall 201 enclosing the second receiving space 20, and the visual calibration module 21 and the screen to be tested 22 are both disposed on the second sidewall 201; the visual ghost testing system 100 further includes a point screen device 4, wherein the point screen device 4 is accommodated in the second accommodating space 20, and is respectively connected to the visual calibration module 21 and the screen body 22 to be tested, for controlling the visual calibration module 21 and the screen body 22 to be tested to display images. Through the arrangement of the structure, the display pictures of the visual calibration module 21 and the screen body 22 to be tested can be automatically controlled through the point screen device 4, manual operation of personnel is not needed, so that the automation degree of the visual ghost testing system 100 is further improved, and the use experience of a user is further improved.
Specifically, the dot screen device 4 includes a first dot screen device 41 and a second dot screen device 42, and the first dot screen device 41 is connected to the visual calibration module 21 and is used for controlling the visual calibration module 21 to display a picture of a first preset gray scale; the second screen pointing device 42 is connected to the screen body 22 to be tested, and is configured to control the screen body 22 to be tested to display a checkerboard picture during the afterimage aging process of the screen body 22 to be tested, and control the screen body 22 to be tested to display a picture with a second preset gray scale after the afterimage aging process of the screen body 22 to be tested is finished. It should be noted that, in the present embodiment, the first predetermined gray level is preferably a 128-level gray level, and the frame displayed by the visual calibration module 21 at this gray level is easier to eliminate the frame residual on the nerves of human eyes. In addition, the second predetermined gray scale is not limited to a specific value, and the second predetermined gray scale may be the same as or different from the first predetermined gray scale.
Referring to fig. 3(a), the number of the visual calibration modules 21 and the number of the screen bodies 22 to be tested are multiple, and the visual calibration modules 21 and the number of the screen bodies 22 to be tested are sequentially and alternately arranged on the second sidewall 201. Through the arrangement of the structure, a plurality of screen bodies 22 to be tested can be tested, so that the working efficiency of the visual ghost testing system 100 is improved.
It can be understood that, in addition to the plurality of visual calibration modules 21 and the plurality of screens 22 to be tested being sequentially and alternately arranged on the second sidewall 201 as shown in fig. 3(a), as shown in fig. 3(B), the second sidewall 201 may be divided into two areas 201A and 201B, the plurality of visual calibration modules 21 (which may be arranged at equal intervals or at unequal intervals) are arranged in the area 201A, and the plurality of screens 22 to be tested (which may be arranged at equal intervals or at unequal intervals) are arranged in the area 201B. That is, when there are a plurality of visual calibration modules 21 and a plurality of panels 22 to be tested, the present embodiment does not specifically limit the installation positions of each visual calibration module 21 and each panel 22 to be tested.
It should be noted that the purpose of setting the plurality of visual calibration modules 21 in this embodiment is to improve the working efficiency of the visual residual image testing system 100, specifically, when performing the residual image testing of any one of the plurality of to-be-tested screen bodies 22 to be tested, the control device 3 moves the visual calibration module 21 closest to the to-be-tested screen body 22 to the sight hole 110 when there is a need, so as to reduce the movement time of the movement device 2 and improve the working efficiency of the visual residual image testing system 100. It should be understood that, from the manufacturing cost, only one visual calibration module 21 may be provided when a plurality of panels 22 to be tested are provided, so that the manufacturing cost of the visual afterimage testing system 100 can be reduced.
Referring to fig. 4, one dot screen device 4 is provided, and one dot screen device 4 is connected to a plurality of visual calibration modules 21 and a plurality of screen bodies 22 to be tested, respectively.
Referring to fig. 5, the number of the spot screen devices 4 is multiple, each visual calibration module 21 is connected to one spot screen device 4, and each screen body 22 to be tested is connected to one spot screen device 4.
As can be seen from the visual afterimage testing system 100 shown in fig. 4 to fig. 5, the number of the dot screen devices 4 is not particularly limited in this embodiment, and may be set according to actual requirements.
Referring to fig. 6, the box 1 further includes a third sidewall 101, and the third sidewall 101 is located in the first accommodating space 10 and divides the first accommodating space 10 into two sub-accommodating spaces; the third side wall 101 is provided with a visual window 120 facing the sight hole 110, the size of the visual window 120 is the same as the size of the visual calibration module 21 and the screen body 22 to be tested, and the moving device 2 is located in the sub-receiving space far away from the sight hole 110. Through the arrangement of the structure, the human eyes can only see the display picture of the visual calibration module 21 or the display picture of the screen body 22 to be tested in the visual ghost test process, so that the mutual interference of the two display pictures is avoided, and the accuracy of the visual ghost test is further improved.
It should be mentioned that the third sidewall 101 divides the first receiving space 10 into a first sub-receiving space 10A and a second sub-receiving space 10B, the box 1 includes a first box portion 1A and a second box portion 1B, the first box portion 1A has the first sub-receiving space 10A, and the second box portion 1B has the second sub-receiving space 10B; the movement device 2 is fixed in the second sub-receiving space 10B, the second casing portion 1B is movably connected to the first casing portion 1A, and the second casing portion 1B is movable in the first sub-receiving space 10A along the preset direction X, so that the distance between the sight hole 110 and the visible window 120 can be changed. Through the arrangement of the structure, the visual distance in the residual image testing process can be controlled, so that the accuracy of the visual residual image testing is further improved.
Referring to fig. 7, the first sidewall 11 belongs to a first casing portion 1A, the first casing portion 1A includes a fourth sidewall 14 perpendicular to the first sidewall 11, and the fourth sidewall 14 is provided with a plurality of clamping portions 141 arranged at intervals along a predetermined direction X; the third side wall 101 belongs to the second casing part 1B, the second casing part 1B includes a fifth side wall 15 perpendicular to the third side wall 101, and the fifth side wall 15 is provided with a clamping hole 151 capable of clamping with the clamping part 141. It is understood that the predetermined direction X is a length direction of the fourth sidewall 14.
Specifically, the distance between the adjacent clamping parts 141 can be set according to actual requirements, and by the arrangement of the structure, when the clamping hole 151 and the clamping parts 141 at different positions are clamped with each other, the distances between the sight hole 110 and the visual window 120 are different, that is, the visual distance of the visual ghost testing system 100 can be adjusted. It should be noted that, in the present embodiment, the fourth side wall 14 may also be provided with a retaining hole, and the fifth side wall 15 is provided with a retaining portion, which is not limited in particular.
Referring to fig. 8, the first sidewall 11 belongs to a first casing portion 1A, the first casing portion 1A includes a fourth sidewall 14 perpendicular to the first sidewall 11, and the fourth sidewall 14 is provided with a plurality of first positioning pin holes 141 arranged at intervals along a predetermined direction X; the third side wall 101 belongs to a second box body part 1B, the second box body part 1B comprises a fifth side wall 15 which is vertical to the third side wall 101, and a second positioning pin hole 151 which can be opposite to the first positioning pin hole 141 is arranged on the fifth side wall 15; the visual afterimage testing system 100 further includes a pin (not shown) for inserting into the first positioning pin hole 141 and the second positioning pin hole 151 when the second positioning pin hole 151 is opposite to the first positioning pin hole 141.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.
Claims (10)
1. A visual ghosting test system, comprising:
the box body is provided with a first accommodating space and comprises a first side wall, and a visual hole is formed in the first side wall;
the movement device is accommodated in the first accommodating space, and a visual calibration module is fixedly arranged on the movement device and used for fixing a screen body to be tested;
the control device is connected with the movement device and used for controlling the movement of the movement device so that the visual calibration module and the screen body to be tested are opposite to the sight hole in turn; the visual calibration module is used for controlling the length of time that the visual calibration module is just over the sight hole to be first preset length of time, and the length of time that the screen body to be tested is just over the sight hole to be second preset length of time, wherein, after the human eye gazes the visual calibration module for the first preset length of time, the residue of the display picture of the screen body to be tested in the human eye can be eliminated.
2. The visual ghosting test system of claim 1, wherein the movement device has a second receiving space, the movement device includes a second sidewall enclosing the second receiving space, and the visual calibration module and the screen to be tested are disposed on the second sidewall;
the visual ghost testing system further comprises a point screen device, wherein the point screen device is contained in the second containing space, is respectively connected with the visual calibration module and the screen body to be tested, and is used for controlling the visual calibration module and the screen body to be tested to display pictures.
3. The visual afterimage testing system of claim 2, wherein said dot-screen device comprises a first dot-screen device and a second dot-screen device, said first dot-screen device is connected to said visual calibration module for controlling said visual calibration module to display a first predetermined gray-scale frame;
the second screen pointing device is connected with the screen body to be tested and used for controlling the screen body to be tested to display a checkerboard picture in the ghost aging process of the screen body to be tested, and controlling the screen body to be tested to display a picture of a second preset gray scale after the ghost aging process of the screen body to be tested is finished.
4. The visual ghosting test system of claim 2, wherein the visual calibration module and the screen to be tested are plural, and the plurality of visual calibration modules and the plurality of screen to be tested are alternately arranged on the second sidewall in sequence.
5. The visual ghosting test system of claim 4, wherein one or more of the dot screen devices are provided, and when one of the dot screen devices is provided, one of the dot screen devices is respectively connected to the plurality of visual calibration modules and the plurality of screen bodies to be tested;
when the point screen devices are multiple, each visual calibration module is connected with one point screen device, and each screen body to be tested is connected with one point screen device.
6. The visual ghosting test system of claim 1, wherein the box further comprises a third sidewall, the third sidewall being located within the first receiving space and dividing the first receiving space into two sub-receiving spaces;
the third side wall is provided with a visual window which is opposite to the sight hole, the size of the visual window is the same as that of the visual calibration module and the screen body to be tested, and the movement device is positioned in the sub-containing space far away from the sight hole.
7. The visual afterimage testing system of claim 6, wherein said third sidewall divides said first receiving space into a first sub-receiving space and a second sub-receiving space, said cabinet comprising a first cabinet portion having said first sub-receiving space and a second cabinet portion having said second sub-receiving space;
the movement device is fixed in the second sub-accommodation space, the second box body part is movably connected with the first box body part, and the second box body part can move in the first sub-accommodation space along a preset direction, so that the distance between the sight hole and the visual window can be changed.
8. The visual afterimage testing system of claim 7, wherein said first sidewall belongs to said first box, said first box portion comprises a fourth sidewall perpendicular to said first sidewall, said fourth sidewall is provided with a plurality of clips spaced along said predetermined direction;
the third side wall belongs to the second box body, the second box body part comprises a fifth side wall perpendicular to the third side wall, and the fifth side wall is provided with a clamping hole capable of being mutually clamped with the clamping part.
9. The visual afterimage testing system of claim 7, wherein said first sidewall belongs to said first box portion, said first box portion includes a fourth sidewall perpendicular to said first sidewall, said fourth sidewall having a plurality of first positioning pin holes disposed thereon at intervals along said predetermined direction;
the third side wall belongs to the second box body part, the second box body part comprises a fifth side wall perpendicular to the third side wall, and a second positioning pin hole capable of facing the first positioning pin hole is formed in the fifth side wall;
the visual ghost testing system further comprises a pin, and the pin is used for being inserted into the first positioning pin hole and the second positioning pin hole when the second positioning pin hole is opposite to the first positioning pin hole.
10. The visual ghosting test system of any of claims 1 to 9, wherein the movement device is a rotating box, and the control device controls the rotating box to rotate so that the visual calibration module and the screen body to be tested rotate to alternately face the sight hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011378467.1A CN112539921B (en) | 2020-11-30 | 2020-11-30 | Visual ghost testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011378467.1A CN112539921B (en) | 2020-11-30 | 2020-11-30 | Visual ghost testing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112539921A true CN112539921A (en) | 2021-03-23 |
| CN112539921B CN112539921B (en) | 2023-05-16 |
Family
ID=75016564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011378467.1A Active CN112539921B (en) | 2020-11-30 | 2020-11-30 | Visual ghost testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112539921B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07146658A (en) * | 1993-11-25 | 1995-06-06 | Matsushita Electric Ind Co Ltd | Head mount display |
| JP2003344220A (en) * | 2002-05-22 | 2003-12-03 | Sony Corp | Manufacturing method for liquid crystal display, and device and method for inspecting ghost defect for liquid crystal display |
| CN103376575A (en) * | 2012-04-19 | 2013-10-30 | 达兴材料股份有限公司 | Ghost testing method and system |
| CN206114256U (en) * | 2016-08-24 | 2017-04-19 | 中国科学院西安光学精密机械研究所 | Optical system ghost image measuring device |
| CN107221276A (en) * | 2017-07-28 | 2017-09-29 | 京东方科技集团股份有限公司 | A kind of detection method and device of display device image retention |
| CN107561743A (en) * | 2017-09-29 | 2018-01-09 | 深圳市华星光电半导体显示技术有限公司 | A kind of image retention determination methods of liquid crystal display panel |
| CN108152954A (en) * | 2016-12-06 | 2018-06-12 | 深圳市谛源光科有限公司 | A kind of augmented reality optical system for improving ghost image and ghost image |
| CN109255838A (en) * | 2017-07-14 | 2019-01-22 | 北京行云时空科技有限公司 | Augmented reality is avoided to show the method and apparatus of equipment viewing ghost image |
| CN110033726A (en) * | 2019-05-14 | 2019-07-19 | 昆山国显光电有限公司 | A kind of test method of display panel |
| CN111341233A (en) * | 2020-04-09 | 2020-06-26 | 昆山国显光电有限公司 | Display panel ghost detection method and detection device |
| CN111855149A (en) * | 2020-06-24 | 2020-10-30 | 合肥维信诺科技有限公司 | Display panel ghost shadow testing method and device and computer equipment |
-
2020
- 2020-11-30 CN CN202011378467.1A patent/CN112539921B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07146658A (en) * | 1993-11-25 | 1995-06-06 | Matsushita Electric Ind Co Ltd | Head mount display |
| JP2003344220A (en) * | 2002-05-22 | 2003-12-03 | Sony Corp | Manufacturing method for liquid crystal display, and device and method for inspecting ghost defect for liquid crystal display |
| CN103376575A (en) * | 2012-04-19 | 2013-10-30 | 达兴材料股份有限公司 | Ghost testing method and system |
| CN206114256U (en) * | 2016-08-24 | 2017-04-19 | 中国科学院西安光学精密机械研究所 | Optical system ghost image measuring device |
| CN108152954A (en) * | 2016-12-06 | 2018-06-12 | 深圳市谛源光科有限公司 | A kind of augmented reality optical system for improving ghost image and ghost image |
| CN109255838A (en) * | 2017-07-14 | 2019-01-22 | 北京行云时空科技有限公司 | Augmented reality is avoided to show the method and apparatus of equipment viewing ghost image |
| CN107221276A (en) * | 2017-07-28 | 2017-09-29 | 京东方科技集团股份有限公司 | A kind of detection method and device of display device image retention |
| CN107561743A (en) * | 2017-09-29 | 2018-01-09 | 深圳市华星光电半导体显示技术有限公司 | A kind of image retention determination methods of liquid crystal display panel |
| CN110033726A (en) * | 2019-05-14 | 2019-07-19 | 昆山国显光电有限公司 | A kind of test method of display panel |
| CN111341233A (en) * | 2020-04-09 | 2020-06-26 | 昆山国显光电有限公司 | Display panel ghost detection method and detection device |
| CN111855149A (en) * | 2020-06-24 | 2020-10-30 | 合肥维信诺科技有限公司 | Display panel ghost shadow testing method and device and computer equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112539921B (en) | 2023-05-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110599957A (en) | Gamma debugging device, gamma debugging method and display method for display panel | |
| KR102637702B1 (en) | Liquid crystal display device and method of local dimming of the same | |
| CN101751843B (en) | Compensating for display defect of flat panel display | |
| US8576255B2 (en) | Image correction method and image display device | |
| US20140015820A1 (en) | Display device and driving method thereof | |
| CN103995407A (en) | Array substrate and display panel | |
| CN104992676B (en) | Driving voltage control method and device, array base palte, display device | |
| US20210166644A1 (en) | Display device, and driving method for the display device | |
| US11164492B2 (en) | Apparatus for picture test of display panel and test method for picture of display panel | |
| KR102149480B1 (en) | Method and apparatus for compensating a mura of display device | |
| KR20120024902A (en) | Switch control unit, test apparatus and method for liquid crystal cell | |
| CN105528993A (en) | Method and device for adjusting pixel of OLED display | |
| CN112365845B (en) | Gamma debugging method and gamma debugging device | |
| US5900854A (en) | Drive unit of liquid crystal display and drive method of liquid crystal display | |
| CN102483907A (en) | Display device | |
| TWI381357B (en) | Liquid crystal display device and method for driving the same | |
| CN105185340A (en) | Common voltage adjustment device and method | |
| CN104977304A (en) | Device and method for detecting defects of spatial light modulator with sub-pixel structure | |
| CN112539921A (en) | Visual residual image testing system | |
| WO2003102679A1 (en) | Apparatus for inspecting flat panel display | |
| CN111179865B (en) | Display panel and display method | |
| CN104952414A (en) | Image display method, display device and operation method thereof | |
| CN105679234A (en) | Electronic device having display screen and display driving method | |
| EP4152309A1 (en) | Data processing method and apparatus, and display apparatus | |
| JP2006146017A (en) | Display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |