CN201170819Y - System for detecting and locating panel bad point of planar display - Google Patents
System for detecting and locating panel bad point of planar display Download PDFInfo
- Publication number
- CN201170819Y CN201170819Y CNU2007201834487U CN200720183448U CN201170819Y CN 201170819 Y CN201170819 Y CN 201170819Y CN U2007201834487 U CNU2007201834487 U CN U2007201834487U CN 200720183448 U CN200720183448 U CN 200720183448U CN 201170819 Y CN201170819 Y CN 201170819Y
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- image capture
- capture unit
- display panels
- linear displacement
- bad point
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Abstract
The utility model relates to a flat panel display panel bad point detection and positioning system which is used for detecting and addressing the bad points on an LCD panel. The flat panel display panel bad point detection and positioning system comprises an image pick-up device with the function of addressing bad points, and a signal input device for providing signals so that the LCD panel displays bad points; a screen used for displaying the images picked up by the image pick-up device, and an indicator displacement device which is displayed on the screen and can obtain the information of the positions relative to the image pick-up device through computation. The LCD panel is provided with at least two gauge points; the accurate position of the LCD panel is obtained through moving the image pick-up device and grabbing the gauge points, and then the image pick-up device is moved so that the bad points are displayed on the screen. In this way, the positions of the bad points can be obtained and recorded through plotting the bad points by the indicator displacement device.
Description
Technical field
The utility model relates to a kind of panel of flat-panel screens, especially surveys and positioning system relevant for defective pixels of panel of flat panel display.
Background technology
Flat-panel screens, can constitute by display panels, display panels mainly is formations such as glass substrate, Polarizer, transparency electrode, alignment film, liquid crystal film and colored filter, in the process of making, display panels is very easy to because of a little flaw on the processing procedure, cause the part sub-pixel (Sub-pixl) in the liquid crystal film to be effectively controlled, and form so-called bad point, it allows flat-panel screens can form bright spot on showing, and has a strong impact on the display quality of flat-panel screens.
At present, can be by the control of driver, the change driving parameters, give a piece of bad advice point (bright spot) in the use of flat-panel screens, be difficult for being found, and be the change driving parameters, must elder generation determine to have in the display panels which sub-pixel also to be indicated for bad point by the user, thereby must be detected in the display panels bad point and in addition addressing indicate, giving a piece of bad advice for driver change driving parameters a little is difficult for being found.
The utility model content
Therefore, fundamental purpose of the present utility model is to provide a kind of system that can detect bad some detection and addressing, to indicate the bad point in the addressing display panels.
Via as can be known above, for achieving the above object, the utility model provides a kind of defective pixels of panel of flat panel display to survey and positioning system, be used to detect and the addressing display panels on bad point, it comprises the image capture unit with addressing function, signal input apparatus, screen and pointer displacement device, wherein this display panels is provided with at least two punctuates, this display panels is to should the image capture unit setting, and this image capture unit grasps this punctuate and calculating obtains the exact position of this display panels, this signal input apparatus and this display panels link, and provide signal to make this display panels show bad point, this screen is for the image that shows this image capture unit, and removable this image capture unit allows this evil idea point show on this screen, and this pointer displacement device is shown on this screen, and can calculating obtain the positional information of this image capture unit relatively, so that calculating obtains the position of this evil idea point and record in addition by this this evil idea point of pointer displacement device normalization.
According to and its can through this display panels of location, make this display panels show bad point, move image capture unit with addressing function with show bad point in move on the screen, with the pointer displacement device bad dot center with indicate calculating obtain bad point the exact position, show that bad some position that calculating obtains is to be write down supervisor, the bad point in the promptly signable addressing display panels after confirming.
Description of drawings
Fig. 1 is the schematic appearance of display panels of the present utility model.
Fig. 2 is a structure drawing of device of the present utility model.
Fig. 3 is another angle of apparatus structure of the present utility model figure.
Fig. 4 is the visual field screen synoptic diagram of the utility model image capture unit acquisition display panels.
Embodiment
For to feature of the present utility model, purpose and effect, more deep understanding and approval are arranged, enumerate preferred embodiment and cooperate schematic view illustrating as back:
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, a kind of defective pixels of panel of flat panel display of the utility model is surveyed and positioning system, be used to detect and addressing one display panels 10 on bad point 12, it comprises an image capture unit 20, with addressing function provides signal to make this display panels 10 show that the signal input apparatus 25, of bad point 12 shows that the screen 30 and of 20 pick-up images of this image capture unit is shown on this screen 30 the pointer displacement device 31 of can calculating obtaining the positional information of relative this image capture unit 20.
Wherein, at least two punctuates 11 are set on this display panels 10, these two punctuates 11 can be arranged on the outer edge of this display panels 10, target cross wherein respectively is set in four corners of this display panels 10 is preferred forms (as shown in Figure 1) as this punctuate 11, thereby be moved to any two punctuates 11 by this image capture unit 20, can calculate the exact position that calculates this display panels 10.
After bad point 12 shows, promptly can artificial automanual mode move image capture unit 20 with addressing function, giving a piece of bad advice a little 12 enters these image capture unit 20 field ranges and shows in screen 30.
And the addressing function is arranged for this image capture unit 20 is had, this image capture unit 20 of the present utility model can be arranged on one first linear displacement apparatus 40, this first linear displacement apparatus 40 is provided with the first optics chi 60 of these image capture unit 20 positions of a perception, and these first linear displacement apparatus, 40 folded one second linear displacement apparatus 50 that are located at, and this second linear displacement apparatus 50 is provided with the second optics chi 70 of these first linear displacement apparatus, 40 positions of a perception, and this second linear displacement apparatus 50 folds an angle with this first linear displacement apparatus 40, this image capture unit 20 can calculate and addressing by perceived position and this angle of this first optics chi 60 with this second optics chi 70 in view of the above, that is this image capture unit 20 can be learnt its exact position.
Aforesaid preferred implementation is, this second linear displacement apparatus 50 can comprise one first support 51 and one second support 52 that relative spacing one distance is provided with, this first support 51 sets up one first linear electric machine mobile device 53 and the one second linear electric machine mobile device 54 that is driven by same driver (figure does not show) separately with this second support 52, and allow this first linear electric machine mobile device 53 and this second linear electric machine mobile device 54 have with moving property, and this first linear displacement apparatus 40 comprises the bracing frame 41 that two ends are erected at this first linear electric machine mobile device 53 and this second linear electric machine mobile device 54, according to and these second linear displacement apparatus, 50 displacements relatively of this first linear displacement apparatus 40, this bracing frame 41 is provided with a ball screw 42 in addition, this ball screw 42 is driven and cover unification screw bolt seat 44 by a motor 43, and this image capture unit 20 is located on this screw bolt seat 44, therefore this image capture unit 20 these first linear displacement apparatus, 40 displacements relatively, according to and the operator as long as this driver of operation control and this motor 43, be the position of convertible this image capture unit 20, giving a piece of bad advice a little 12 shows in screen 30.
Come again when bad point 12 shows in screen 30, by artificial mode this pointer displacement device 31 is moved to bad point 12 centers and sign, can can calculating obtain bad 12 exact position according to the exact position of aforementioned display panels of learning 10 and image capture unit 20 and the positional information of these pointer displacement device 31 relative these image capture units 20.
And in order to define the bad point 12 of a little choosing the tram, the utility model allows this screen 30 show bad point 12 positions that calculating obtains, it can show bad point 12 positions that calculating obtains in this screen 30 by the mode that indicates with color and housing 32, with conveniently recognized, it is through after operator's the affirmation, in addition record.
As mentioned above, the utility model provides a kind of bad point to detect and addressing system, and it can indicate and the bad point 12 of addressing, thereby can be by changing the driving parameters of driver, give a piece of bad advice a little 12 to be difficult for being found, and the display quality of raising display panels 10.
Claims (5)
1. a defective pixels of panel of flat panel display is surveyed and positioning system, is used for the bad point (12) on detection and the addressing display panels (10), and described display panels (10) is provided with at least two punctuates (11), it is characterized in that, comprises:
Image capture unit (20) with addressing function, the corresponding described image capture unit of described display panels (10) (20) is provided with, and described image capture unit (20) grasps described punctuate (11) and calculating obtains the exact position of described display panels (10);
Signal input apparatus (25), described signal input apparatus (25) links with described display panels (10), and provides signal to make described display panels (10) show bad point;
Screen (30), described screen (30) is for the image that shows described image capture unit (20), and removable described image capture unit (20) allows described bad point (12) show on described screen (30); And
Pointer displacement device (31), described pointer displacement device (31) is shown on the described screen (30), and the positional information that can calculating obtains described relatively image capture unit (20), calculating obtains the position of described bad point (12) and record in addition to demarcate described bad point (12) by described pointer displacement device (31).
2. defective pixels of panel of flat panel display according to claim 1 is surveyed and positioning system, it is characterized in that described two punctuates (11) are arranged on the outer edge of described display panels (10).
3. defective pixels of panel of flat panel display according to claim 1 is surveyed and positioning system, it is characterized in that, described image capture unit (20) is arranged on first linear displacement apparatus (40), described first linear displacement apparatus (40) is provided with the first optics chi (60) of the described image capture unit of perception (20) position, folded second linear displacement apparatus (50) that is located at of described first linear displacement apparatus (40), described second linear displacement apparatus (50) is provided with the second optics chi (70) of described first linear displacement apparatus of perception (40) position, and described second linear displacement apparatus (50) folds an angle with described first linear displacement apparatus (40), and described image capture unit (20) can calculate and addressing by the perceived position and the described angle of the described first optics chi (60) with the described second optics chi (70).
4. defective pixels of panel of flat panel display according to claim 3 is surveyed and positioning system, it is characterized in that, described second linear displacement apparatus (50) comprises first support (51) and second support (52) that relative spacing one distance is provided with, described first support (51) sets up the first linear electric machine mobile device (53) and the second linear electric machine mobile device (54) that is driven by same driver separately with described second support (52), described first linear displacement apparatus (40) comprises the bracing frame (41) that two ends are erected at described first linear electric machine mobile device (53) and the described second linear electric machine mobile device (54), support frame as described above (41) is established ball screw (42), described ball screw (42) is driven and fit screw bolt seat (44) by motor (43), and described image capture unit (20) is located on the described screw bolt seat (44).
5. defective pixels of panel of flat panel display according to claim 1 is surveyed and positioning system, it is characterized in that, described screen (30) shows bad point (12) position that calculating obtains in the mode that color and housing (32) indicate in described screen (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201834487U CN201170819Y (en) | 2007-11-26 | 2007-11-26 | System for detecting and locating panel bad point of planar display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201834487U CN201170819Y (en) | 2007-11-26 | 2007-11-26 | System for detecting and locating panel bad point of planar display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201170819Y true CN201170819Y (en) | 2008-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201834487U Expired - Lifetime CN201170819Y (en) | 2007-11-26 | 2007-11-26 | System for detecting and locating panel bad point of planar display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201170819Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102053393B (en) * | 2009-10-29 | 2012-09-05 | 比亚迪股份有限公司 | Test device and test method for liquid crystal module |
| CN104175759A (en) * | 2014-08-21 | 2014-12-03 | 昆山龙腾光电有限公司 | Marker pen and manufacturing method thereof |
| CN105824140A (en) * | 2016-05-27 | 2016-08-03 | 京东方科技集团股份有限公司 | Maintenance device and method for display module |
| CN106568405A (en) * | 2016-11-01 | 2017-04-19 | 惠晶显示科技（苏州）有限公司 | Method for detecting defective products after thinning processing of liquid crystal glass for mobile phone |
| CN112464936A (en) * | 2020-12-11 | 2021-03-09 | 合肥维信诺科技有限公司 | Positioning method and positioning device for abnormal display area of display module |
| CN114018550A (en) * | 2021-10-28 | 2022-02-08 | 深圳闪回科技有限公司 | Screen detection method for detecting dark spots according to screen color and color value distribution |
-
2007
- 2007-11-26 CN CNU2007201834487U patent/CN201170819Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102053393B (en) * | 2009-10-29 | 2012-09-05 | 比亚迪股份有限公司 | Test device and test method for liquid crystal module |
| CN104175759A (en) * | 2014-08-21 | 2014-12-03 | 昆山龙腾光电有限公司 | Marker pen and manufacturing method thereof |
| CN104175759B (en) * | 2014-08-21 | 2015-11-25 | 昆山龙腾光电有限公司 | A kind of marker pen and manufacture method thereof |
| CN105824140A (en) * | 2016-05-27 | 2016-08-03 | 京东方科技集团股份有限公司 | Maintenance device and method for display module |
| CN105824140B (en) * | 2016-05-27 | 2019-12-03 | 京东方科技集团股份有限公司 | A kind of display module maintenance unit and method for maintaining |
| CN106568405A (en) * | 2016-11-01 | 2017-04-19 | 惠晶显示科技（苏州）有限公司 | Method for detecting defective products after thinning processing of liquid crystal glass for mobile phone |
| CN112464936A (en) * | 2020-12-11 | 2021-03-09 | 合肥维信诺科技有限公司 | Positioning method and positioning device for abnormal display area of display module |
| CN112464936B (en) * | 2020-12-11 | 2022-12-20 | 合肥维信诺科技有限公司 | Positioning method and positioning device for abnormal display area of display module |
| CN114018550A (en) * | 2021-10-28 | 2022-02-08 | 深圳闪回科技有限公司 | Screen detection method for detecting dark spots according to screen color and color value distribution |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081224 |