CN100437224C - Mending system and method of spot zone of flat plate display - Google Patents
Mending system and method of spot zone of flat plate display Download PDFInfo
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- CN100437224C CN100437224C CNB2005101142975A CN200510114297A CN100437224C CN 100437224 C CN100437224 C CN 100437224C CN B2005101142975 A CNB2005101142975 A CN B2005101142975A CN 200510114297 A CN200510114297 A CN 200510114297A CN 100437224 C CN100437224 C CN 100437224C
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- metallic film
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- panel monitor
- pulse laser
- spot zone
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Abstract
The present invention relates to a system and a method for repairing the bright spot area of the flat panel display. Said method contains: (a) mounting the target material on the flat panel display which has one bright spot at least on the surface, the said target material has a metallic film facing the surface of the flat panel display; generating a pulsed laser with (b),the pulsed laser projects on the said metallic film, and ionizes the metallic film to produce complex metallic ions which strike the bright spot area of the flat panel display with the kinetic energy to form a mask. So the said mask can cover the backlight, and is steady, and can not affect the operation life of the flat panel display.
Description
Technical field
The present invention relates to a kind of method and system of repairing spot zone of flat plate display, particularly, is a kind of method and system that uses pulse laser to repair spot zone of flat plate display.
Background technology
With reference to figure 1, it shows the synoptic diagram of conventional flat-panel monitor.Described flat-panel monitor 1 has a backlight module 10, a thin film transistor base plate 11, a liquid crystal layer 12 and an optical filtering substrate 13.Described thin film transistor base plate 11 is arranged on the described backlight module 10, and described liquid crystal layer 12 is arranged on the thin film transistor base plate 11, and described optical filtering substrate 13 is arranged on the liquid crystal layer 12.One thin film transistor (TFT) (not shown) of thin film transistor base plate 11 damages, and makes thin film transistor base plate 11 have a transmission region 111, and described transmission region 111 can't cover the light that backlight module 10 is produced.Described optical filtering substrate 13 has at least one spot zone 131, and described spot zone 131 is on the position that corresponds to described transmission region 111.
With reference to figure 2, it shows the conventional synoptic diagram of repairing the method for spot zone of flat plate display.At first, the spot zone 131 on optical filtering substrate 13 forms a depression 132, then, a colloid substance 14 is filled in the depression 132, penetrates the backlight of spot zone 131 to utilize described colloid substance 14 to stop.
Conventional method of repairing spot zone of flat plate display must form depression 132 at the spot zone on the optical filtering substrate 13 131, thereby easily cause the problem of bursting apart of described optical filtering substrate 13.Moreover, colloid substance 14 is filled in the depression 132, must be again by cleanup action after, and easily cause through long-term use and to come off.Comprehensively above-mentioned, conventional method of repairing spot zone of flat plate display causes optical filtering substrate 13 fragmentations easily, can reduce the intensity of flat-panel monitor 1, and shortens the serviceable life of flat-panel monitor 1.
Therefore, be necessary to provide a kind of method of innovating and being rich in the repairing spot zone of flat plate display of progressive, to address the above problem.
Summary of the invention
The object of the present invention is to provide a kind of method of repairing spot zone of flat plate display.Described method comprises: (a) target is arranged on the described flat-panel monitor, a surface of described flat-panel monitor has at least one spot zone, and described target has a metallic film, and described metallic film is towards the described surface of flat-panel monitor; (b) produce a pulse laser, described pulse laser is projeced into described metallic film, makes the metallic film ionization producing a plurality of metallic ions, and makes described metallic ion have kinetic energy to impact the spot zone position of flat-panel monitor, to form a shade.
Another object of the present invention is to provide a kind of pulse laser system of repairing spot zone of flat plate display.Described system comprises a target and a laser generator.Described target is arranged on the described flat-panel monitor, and described target has a metallic film, and described metallic film is towards the described spot zone of flat-panel monitor.Described laser generator is in order to produce a pulse laser, described pulse laser is projeced into metallic film, make the metallic film ionization producing a plurality of metallic ions, and make described metallic ion have kinetic energy to impact the spot zone position of flat-panel monitor, to form a shade.
The method and system that the present invention repairs spot zone of flat plate display is to utilize the free metal ion with enough kinetic energy, and the spot zone of the flat-panel monitor that bump will be repaired can cover shade backlight and form one.Described free metal ion not only is formed at the surface of spot zone, more can embed the surface of spot zone, forms the shade of a more firm difficult drop-off.Moreover the present invention repairs the method for spot zone of flat plate display, does not need to form on the flat-panel monitor surface depression, therefore can not cause flat-panel monitor cracked, also can not destroy the structural strength of flat-panel monitor, therefore, can not influence the serviceable life of flat-panel monitor.
Description of drawings
Fig. 1 shows the synoptic diagram of conventional flat-panel monitor;
Fig. 2 shows that conventional flat-panel monitor fills up the synoptic diagram of colloid substance;
Fig. 3 shows the synoptic diagram with flat-panel monitor of the present invention;
Fig. 4 shows the synoptic diagram of system of the repairing spot zone of flat plate display of first embodiment of the invention;
Fig. 5 shows that the present invention is stacked at target the synoptic diagram of one flat-panel monitor;
Fig. 6 shows the synoptic diagram of the metallic film that the present invention is rounded;
Fig. 7 shows the synoptic diagram of the metallic film that the present invention is square;
Fig. 8 shows that flat-panel monitor of the present invention forms the synoptic diagram of shade;
Fig. 9 shows the synoptic diagram of system of the repairing spot zone of flat plate display of second embodiment of the invention.
Embodiment
With reference to figure 3, it shows the synoptic diagram of flat-panel monitor of the present invention.Described flat-panel monitor 2 has a backlight module 20, a thin film transistor base plate 21, a liquid crystal layer 22 and an optical filtering substrate 23.Described thin film transistor base plate 21 is arranged on the described backlight module 20, and described liquid crystal layer 22 is arranged on the thin film transistor base plate 21, and described optical filtering substrate 23 is arranged on the liquid crystal layer 22.Thin film transistor base plate 21 has at least one transmission region 211, and described transmission region 211 can't cover the light that backlight module 20 is produced.Described optical filtering substrate 23 has at least one spot zone 231, and described spot zone 231 is in the position that corresponds to described transmission region 211.
With reference to figure 4, it shows that the present invention repairs the synoptic diagram of the method for spot zone of flat plate display.At first, one target 24 is arranged on the described flat-panel monitor 2, described target 24 has a clear sheet 241 and a metallic film 242, and described metallic film 242 is covered in a surface of described clear sheet 241 fully, and the thickness of metallic film 242 is greater than 0.1 micron.In described embodiment, clear sheet 241 is a glass material, and metallic film 242 is an aluminium, and in other were used, metallic film 242 also can be metals such as silver or copper.When target 24 is set, with the direction setting of metallic film 242 towards flat-panel monitor 2, and target 24 and flat-panel monitor 2 gap that is separated by.In other are used, also target 24 can be stacked on the flat-panel monitor 2, as shown in Figure 5.
Be noted that also and can on a surface of a clear sheet 251, form a plurality of circular metal films 252, as shown in Figure 6, or on a surface of a clear sheet 261, form a plurality of square metal films 262, as shown in Figure 7.
Then, provide a pulse laser system 3, described pulse laser system 3 comprises a platform 31, a laser generator 32 and an image retrieval device 33.Utilize described pulse laser system 3 to produce a pulse laser 321.Described platform 31 is in order to place described flat-panel monitor 2, described platform 31 is one can adjust high and low, left and right device with mobile flat-panel monitor 2, make spot zone 231 be positioned at the relative position of pulse laser 321 belows, and make substrate 24 and flat-panel monitor 2 be arranged at the position of setting.
Described image retrieval device 33 has an optical channel 331, image retrieval device 33 in order to the locking position of spot zone 231 and focusing pulse laser 321 in spot zone 231, the area that pulse laser 321 focuses on is greater than the area of spot zone 231, and the pulse laser 321 that laser generator 32 produces is penetrated by described optical channel 331.
With reference to figure 9, the synoptic diagram of the method for the repairing spot zone of flat plate display of its demonstration second embodiment of the invention.The method difference of the method for described second embodiment and described first embodiment is that the target 24 of described first embodiment is complete covering metal film 242 on substrate 241, and the target 27 of described second embodiment is a metallic film.Similarly, target 27 also can be set to and flat-panel monitor 2 gap that is separated by, or target 27 is stacked on the flat-panel monitor 2.
With reference to figure 4, it shows that the present invention repairs the synoptic diagram of the system of spot zone of flat plate display again.Described system 4 comprises a target 24, a laser generator 32, a platform 31 and an image retrieval device 33.Described target 24 is set to and a flat-panel monitor 2 spacing of setting of being separated by, also can be stacked on the described flat-panel monitor 2, target 24 has a clear sheet 241 and a metallic film 242, and described metallic film 242 is towards the spot zone 231 of flat-panel monitor 2.Metallic film 242 can be covered in a surface of clear sheet 241 fully, in other are used, also can form a plurality of metallic films 242 with geometry in particular on the surface of clear sheet 241.In addition, described target also can be a metallic film 242, need not be formed at the surface of any base material.
Described pulse laser 321 is projeced into the metallic film 242 of target 24, make metallic film 242 ionizations to produce a plurality of metallic ions 243, and make metallic ion 243 shoot spot zone 231 positions of flat-panel monitor 2, not only embed the surface of spot zone 231, more be stacked into outside the surface of spot zone 231, and form a shade 232.
The method that the present invention repairs spot zone of flat plate display is to utilize the free metal ion with kinetic energy, and the spot zone of the flat-panel monitor that bump will be repaired can cover shade backlight and form one.Free metal ion not only is formed at the surface of spot zone, more can embed the surface of spot zone, forms the shade of a more firm difficult drop-off.Moreover, the present invention repairs the method for spot zone of flat plate display, need not as the method for routine as described in form a depression on the flat-panel monitor surface, therefore can not cause flat-panel monitor cracked, also can not destroy the structural strength of flat-panel monitor, therefore, can not influence the serviceable life of flat-panel monitor.
The foregoing description only is explanation principle of the present invention and effect thereof, and unrestricted the present invention.Therefore the those skilled in the art makes amendment to the foregoing description and changes and still do not break away from spirit of the present invention.Interest field of the present invention claim as the aforementioned is listed.
Claims (44)
1. method of repairing spot zone of flat plate display, it may further comprise the steps:
(a) target is arranged on the described flat-panel monitor, a surface of described flat-panel monitor has at least one spot zone, and described target has a metallic film, and described metallic film is towards the described surface of described flat-panel monitor; With
(b) produce a pulse laser, described pulse laser is projeced into described metallic film, make described metallic film ionization producing a plurality of metallic ions, and make described metallic ion have kinetic energy to impact the described spot zone position of described flat-panel monitor, to form a shade.
2. method according to claim 1, wherein said target and the described flat-panel monitor spacing of setting of being separated by.
3. method according to claim 1, wherein said target are attached at the described surface of described flat-panel monitor.
4. method according to claim 1, wherein said target also comprises a clear sheet, described metallic film is arranged on the surface of described clear sheet.
5. method according to claim 4, wherein said clear sheet are glass material.
6. method according to claim 4 covers described metallic film on the described surface of wherein said clear sheet fully.
7. method according to claim 4, it comprises that also a plurality of metallic films are formed on the described surface of described clear sheet, described metallic film has geometry in particular.
8. method according to claim 7, the geometric configuration of described metallic film are circular.
9. method according to claim 7, the geometric configuration of described metallic film are square.
10. method according to claim 1, wherein said metallic film are aluminium.
11. method according to claim 1, wherein said metallic film are silver.
12. method according to claim 1, wherein said metallic film are copper.
13. method according to claim 1, the thickness of wherein said metallic film is greater than 0.1 micron.
14. method according to claim 1, wherein said pulse laser are the laser of a high-energy-density.
15. method according to claim 13, the energy density of wherein said pulse laser is greater than 10MW/cm
2
16. method according to claim 1, wherein said pulse laser are the laser of a Q-switch form.
17. method according to claim 15, wherein said pulse laser are a Nd:YAG laser.
18. method according to claim 1, wherein said pulse laser are the laser of a locked mode form.
19. method according to claim 1, wherein step (b) also comprises described pulse laser focusing, make described metallic ion impact the described spot zone position of described flat-panel monitor, and make the step of the area of described shade greater than the area of described spot zone.
20. method according to claim 1, wherein metallic ion described in the step (b) is injected a degree of depth of setting on the described surface of described flat-panel monitor, and builds up outside the described surface of described flat-panel monitor and form described shade.
21. method according to claim 1, wherein step (b) comprises that also one focuses on described pulse laser in the step of described spot zone.
22. a system that is used to repair a spot zone of flat plate display, it comprises:
One target is arranged on the described flat-panel monitor, and described target has a metallic film, and described metallic film is towards the described spot zone of described flat-panel monitor;
One laser generator, in order to produce a pulse laser, described pulse laser is projeced into the described metallic film of described target, make described metallic film ionization to produce a plurality of metallic ions, and make described metallic ion have kinetic energy to impact the described spot zone position of described flat-panel monitor, to form a shade.
23. system according to claim 22, wherein said target and the described flat-panel monitor spacing of setting of being separated by.
24. system according to claim 22, wherein said target is attached at the described surface of described flat-panel monitor.
25. system according to claim 22, wherein said target also comprises a clear sheet, and described metallic film is arranged on the surface of described clear sheet.
26. system according to claim 25, wherein said clear sheet is a glass material.
27. system according to claim 25 covers described metallic film on the described surface of wherein said clear sheet fully.
28. system according to claim 25, it comprises that also a plurality of metallic films are formed on the described surface of described clear sheet, and described metallic film has geometry in particular.
29. system according to claim 28, the geometric configuration of described metallic film are circular.
30. system according to claim 28, the geometric configuration of described metallic film are square.
31. system according to claim 22, it also comprises a platform and an image retrieval device, and described platform is in order to put described flat-panel monitor, and described image retrieval device is in order to lock the position of described spot zone.
32. system according to claim 22, wherein said metallic film is an aluminium.
33. system according to claim 22, wherein said metallic film is a silver.
34. system according to claim 22, wherein said metallic film is a copper.
35. system according to claim 22, the thickness of wherein said metallic film is greater than 0.1 micron.
36. system according to claim 22, wherein said pulse laser is the laser of a high-energy-density.
37. system according to claim 36, the energy density of wherein said pulse laser is greater than 10MW/cm
2
38. system according to claim 22, wherein said pulse laser is the laser of a Q-switch form.
39. according to the described system of claim 38, wherein said pulse laser is a Nd:YAG laser.
40. system according to claim 22, wherein said pulse laser is the laser of a locked mode form.
41. system according to claim 22, the area of wherein said shade is greater than the area of described spot zone.
42. system according to claim 22, wherein said shade is in order to cover described spot zone.
43. system according to claim 31, wherein said image retrieval device is in order to focus on described pulse laser in described spot zone.
44. system according to claim 31, wherein said platform is the device of an adjustable position, to move described flat-panel monitor, makes described spot zone be positioned at the relative position of described pulse laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101142975A CN100437224C (en) | 2005-10-21 | 2005-10-21 | Mending system and method of spot zone of flat plate display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101142975A CN100437224C (en) | 2005-10-21 | 2005-10-21 | Mending system and method of spot zone of flat plate display |
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| CN1952734A CN1952734A (en) | 2007-04-25 |
| CN100437224C true CN100437224C (en) | 2008-11-26 |
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| CNB2005101142975A Active CN100437224C (en) | 2005-10-21 | 2005-10-21 | Mending system and method of spot zone of flat plate display |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833179B (en) * | 2009-03-13 | 2012-02-15 | 华映视讯（吴江）有限公司 | Detection gauge and method |
| CN107390395A (en) * | 2017-08-18 | 2017-11-24 | 深圳市华星光电半导体显示技术有限公司 | Display panel bright spot restorative procedure |
| CN109597247B (en) * | 2019-02-19 | 2022-04-29 | 京东方科技集团股份有限公司 | Display panel, backlight source and correcting device thereof |
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| JPH05210074A (en) * | 1991-09-30 | 1993-08-20 | Sharp Corp | Liquid crystal display device and its production |
| CN1234523A (en) * | 1998-04-28 | 1999-11-10 | 松下电器产业株式会社 | Liquid crystal panel and producing method |
| US20020101558A1 (en) * | 2001-01-26 | 2002-08-01 | Rockwell Collins, Inc. | Photo ablation to resolve "bright on" pixel defects in a normally white LCD |
| JP2002350799A (en) * | 2001-05-22 | 2002-12-04 | Matsushita Electric Ind Co Ltd | Method of manufacturing liquid crystal display device |
| JP2004174601A (en) * | 2002-06-21 | 2004-06-24 | Ricoh Microelectronics Co Ltd | Laser processing method, laser processing equipment and light transmissive member for laser processing |
| CN1609663A (en) * | 2003-10-20 | 2005-04-27 | 竑豫科技股份有限公司 | Liquid crystal panel bright points repair treatment method uithout disassembling back light plate |
| JP2005274709A (en) * | 2004-03-23 | 2005-10-06 | Kataoka Seisakusho:Kk | Laser repair device, laser repair device operating program, and method for correcting liquid crystal display device |
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2005
- 2005-10-21 CN CNB2005101142975A patent/CN100437224C/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05210074A (en) * | 1991-09-30 | 1993-08-20 | Sharp Corp | Liquid crystal display device and its production |
| CN1234523A (en) * | 1998-04-28 | 1999-11-10 | 松下电器产业株式会社 | Liquid crystal panel and producing method |
| US20020101558A1 (en) * | 2001-01-26 | 2002-08-01 | Rockwell Collins, Inc. | Photo ablation to resolve "bright on" pixel defects in a normally white LCD |
| JP2002350799A (en) * | 2001-05-22 | 2002-12-04 | Matsushita Electric Ind Co Ltd | Method of manufacturing liquid crystal display device |
| JP2004174601A (en) * | 2002-06-21 | 2004-06-24 | Ricoh Microelectronics Co Ltd | Laser processing method, laser processing equipment and light transmissive member for laser processing |
| CN1609663A (en) * | 2003-10-20 | 2005-04-27 | 竑豫科技股份有限公司 | Liquid crystal panel bright points repair treatment method uithout disassembling back light plate |
| JP2005274709A (en) * | 2004-03-23 | 2005-10-06 | Kataoka Seisakusho:Kk | Laser repair device, laser repair device operating program, and method for correcting liquid crystal display device |
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| CN1952734A (en) | 2007-04-25 |
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