CN104238166A - LCD module and method for improving interference resistance of LCD - Google Patents
LCD module and method for improving interference resistance of LCD Download PDFInfo
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- CN104238166A CN104238166A CN201410554330.5A CN201410554330A CN104238166A CN 104238166 A CN104238166 A CN 104238166A CN 201410554330 A CN201410554330 A CN 201410554330A CN 104238166 A CN104238166 A CN 104238166A
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Abstract
The invention discloses an LCD module and a method for improving the interference resistance of an LCD. According to the LCD module and the method for improving the interference resistance of the LCD through an ITO graph planar inductor, the LCD module which is manufactured by designing a spiral type ITO planer inductor between an integrated circuit controller IC on ITO glass and a flexible printed circuit board FPC structurally comprises a piece of upper ITO glass, frame rubber, a piece of lower ITO glass, a liner, a lower ITO layer, super twist nematic liquid crystal, a lower liquid crystal alignment film, a lower transmission film polaroid, an upper elliptic single-compensation film polaroid, an upper liquid crystal alignment film, an upper ITO layer, the ITO graph planar inductor, the integrated circuit controller IC, a piece of anisotropic conductive adhesive tape ACF and the flexible printed circuit board FPC. The LCD module and the method have the advantages that the LCD module and the method are suitable for a display screen of a COG+FPC structure, similar circuits are prevented from being added to the periphery of the LCD, reliability is high, the process method is simple, and production cost and material cost are low.
Description
Technical field
What the present invention relates to is a kind of LCD LCD MODULE and the method utilizing ITO pattern planar inductor raising LCD antijamming capability, belongs to the technical field of LCDs.
Background technology
Traditional interference protection measure is the increase electric capacity of driving circuit PCB in LCD periphery, resistance or other components and parts, and this kind of method needs space larger, is suitable for large scale, on the display module that structure comparison is loose.Realize for the structural LCD product of dapper COG+FPC is then difficult to.Therefore the inductance of product glass originally ITO is with it utilized to be most suitable to the method suppressing various noise jamming and don't increase cost and design difficulty for LCD manufacturer.This kind utilizes ITO pattern planar inductor to improve the method for LCD antijamming capability, utilize the sheet resistance of ito glass itself to resist, the coupling inductance signal adopting the design of various planar graph to produce at the IC input end of LCD display with mate the antijamming capability improving LCD display between IC input signal.
The feature of this kind of method: the display screen being applicable to COG+FPC structure, applied widely.Owing to utilizing the ITO pattern of glass itself to form inductance to realize the interference of anti-high-frequency impulse, avoid and increase similar circuit in LCD periphery, so reliability is high, process simple, reduce production and material cost, so reliability is high.Process is simple, reduces production and material cost.
Summary of the invention
What the present invention proposed is a kind of by designing spiral ITO planar inductor at integrated circuit controller IC and between property flexible circuit board FPC, the LCD LCD MODULE made and utilize ITO pattern planar inductor to improve the method for LCD antijamming capability, its object is intended to utilize the ITO impedance of glass itself anti-interference to realize, the loose contact that the components and parts such as electric capacity, resistance welding in the PCB version avoided and other method of attachment cause, have that reliability is high, process is simple, produce and the feature such as the cost of material is low.
Technical solution of the present invention: by designing spiral ITO planar inductor between integrated circuit controller IC and flexible circuit board FPC, make LCD LCD MODULE, its structure comprises ito glass, frame glue, lower ito glass, liner, lower ITO layer, nematic Super Twisted Nematic Liquid Crystal, lower liquid crystal orienting film, lower transmission film polaroid, upper ellipticalness list compensate film polaroid, upper liquid crystal orienting film, upper ITO layer, ITO graphics plane inductance, integrated circuit controller IC, anisotropy conductiving glue bar ACF, reelability flexible circuit board FPC, wherein go up ito glass and lower ito glass by frame glue with liner is fixing forms glass liquid crystal cell, the thickness of this glass liquid crystal cell is 5.8um, the below of upper ito glass is upper ITO layer, the top of lower ito glass is lower ITO layer, nematic Super Twisted Nematic Liquid Crystal between upper ITO layer and lower ITO layer, described upper ITO layer and lower ITO layer are etched into required pattern, position etching ITO pattern planar inductor pattern in lower ITO layer between IC and FPC, upper ito glass and lower ito glass scribble liquid crystal orienting film and lower liquid crystal orienting film, FPC is connected with lower ito glass by ACF, ellipticalness list compensate film polaroid and lower transmission film polaroid on the outside of glass liquid crystal cell attaches respectively.
Advantage of the present invention: utilize ITO pattern planar inductor to improve the method for LCD antijamming capability, the LCD LCD MODULE produced, have process simple, production efficiency is high, and anti-jamming effectiveness is good, reduces the advantage of producing with material cost.
Accompanying drawing explanation
Accompanying drawing 1 utilizes ITO pattern planar inductor layout.
Accompanying drawing 2 is the methods utilizing ITO pattern planar inductor to improve LCD antijamming capability, the structural representation of the LCD LCD MODULE of making.
In accompanying drawing 1, ITO pattern planar inductor designs spiral ITO planar inductor at integrated circuit controller IC and between property flexible circuit board FPC.
In accompanying drawing 21 be upper ito glass, 2 be frame glue, 3 are lower ito glasses, 4 are liners, 5 are lower ITO layer, 6 are nematic Super Twisted Nematic Liquid Crystal, 7 are lower liquid crystal orienting films, 8 are lower transmission film polaroids, 9 are anisotropy conductiving glue bar ACF, 10 are reelability flexible circuit board FPC, 11 are ITO pattern planar inductors, 12 are integrated circuit controller IC, 13 are upper ellipticalness list compensate film polaroids, 14 are upper liquid crystal orienting films, 15 is upper ITO layer.
Embodiment
Contrast accompanying drawing 1, by designing spiral ITO planar inductor at integrated circuit controller IC and between property flexible circuit board FPC, the LCD LCD MODULE produced.
LCD LCD MODULE, its structure comprises ito glass 1, frame glue 2, lower ito glass 3, liner 4, lower ITO layer 5, nematic Super Twisted Nematic Liquid Crystal 6, lower liquid crystal orienting film 7, lower transmission film polaroid 8, anisotropy conductiving glue bar ACF 9, reelability flexible circuit board FPC 10, ITO pattern planar inductor 11, integrated circuit controller IC 12, upper ellipticalness list compensate film polaroid 13, upper liquid crystal orienting film 14, upper ITO layer 15, wherein go up ito glass 1 and lower ito glass 3 by frame glue 2 with liner 4 is fixing forms glass liquid crystal cell, the thickness of this glass liquid crystal cell is 5.8 um, upper ito glass is for 1 time upper ITO layer 15, lower ito glass 3 is lower ITO layer 5, nematic Super Twisted Nematic Liquid Crystal 6 between upper ITO layer 15 and lower ITO layer 5, described upper ITO layer 15 is etched into required pattern with lower ITO layer 5, position in lower ITO layer 5 between integrated circuit controller IC 12 and reelability flexible circuit board FPC 10 etches ITO pattern planar inductor 11, upper ito glass 1 and lower ito glass 3 are coated with liquid crystal orienting film 14 and lower liquid crystal orienting film 7, be connected with lower ito glass 3 by anisotropy conductiving glue bar ACF 9 around property flexible circuit board FPC 10, ellipticalness list compensate film polaroid 13 and lower transmission film polaroid 8 on the outside of glass liquid crystal cell attaches respectively.
In the upper ITO layer 15 of described ito glass, lower ITO layer 5, the thickness of coating of liquid crystalline alignment liquid SE3310 is 800 dusts.
The described liner spraying 5.8um diameter on ito glass
sP-206, its density is 150/mm
2.
Embodiment
LCD LCD MODULE utilizes ITO pattern planar inductor to improve the method for LCD antijamming capability, comprises the steps:
1) on ito glass, spiral ITO planar inductor 11 is designed between integrated circuit controller IC nation fixed end and reelability flexible circuit board FPC 10 nation fixed end, as shown in Figure 1;
2) etch respectively by exposure on two pieces of ito glasses, upper ITO layer 15, lower ITO layer 5 ITO layer form required pattern;
3) position on lower ito glass 3 between integrated circuit controller IC and reelability flexible circuit board FPC 10 etches ITO pattern planar inductor 11;
4) coating of liquid crystalline alignment liquid SE3310 in two pieces of upper ITO layer 15 of having carved the ito glass of ITO pattern, lower ITO layer 5, thickness is 800 dusts, is heated to 220
oupper liquid crystal orienting film 14, lower liquid crystal orienting film 7 is formed after C solidification; Then rub on alignment film by friction cloth and form groove;
5) at ito glass surrounding serigraphy upper side frame glue XN-5A-C, thickness is 10 microns, and ito glass sprays the liner of 5.8um diameter
sP-206, density is 150/mm
2, two pieces of ito glasses are fit together, 180
oc hot pressing is burnt till and frame adhesive is solidified;
6) liquid crystal injecting port of the liquid crystal sylphon formed after solidification utilizes vacuum impregnation to inject nematic Super Twisted Nematic Liquid Crystal HRD62600/HRD62800, inlet is coated sealing compound TB-3206, then uses ultraviolet curing;
7) the liquid crystal cell ultrasound wave injecting liquid crystal is added cleaning fluid to clean up, then will stick lower transmission film polaroid WPL-HN8213TA below glass liquid crystal cell, stick ellipticalness list compensate film polaroid WPL-HN8293ER570-45 above;
8) will carry out the liquid crystal cell of band polaroid, lower ITO layer 5 applies anisotropy conductiving glue bar ACF CP-6920F3, nation goes up IST3208 IC and A497DFPA FPC surely.
Claims (5)
1.LCD LCD MODULE, is characterized in that utilizing ITO pattern planar inductor to improve the method for LCD antijamming capability, and makes by designing spiral ITO planar inductor between integrated circuit controller IC and flexible circuit board FPC.
2. LCD LCD MODULE according to claim 1, is characterized in that comprising ito glass, frame glue, lower ito glass, liner, lower ITO layer, nematic Super Twisted Nematic Liquid Crystal, lower liquid crystal orienting film, lower transmission film polaroid, upper ellipticalness list compensate film polaroid, upper liquid crystal orienting film, upper ITO layer, ITO pattern planar inductor, integrated circuit controller IC, anisotropy conductiving glue bar ACF, reelability flexible circuit board FPC, wherein go up ito glass and lower ito glass by frame glue with liner is fixing forms glass liquid crystal cell, the thickness of this glass liquid crystal cell is 5.8um, the below of upper ito glass is upper ITO layer, the top of lower ito glass is lower ITO layer, nematic Super Twisted Nematic Liquid Crystal between upper ITO layer and lower ITO layer, described upper ITO layer and lower ITO layer are etched into required pattern, position etching ITO pattern planar inductor pattern in lower ITO layer between IC and FPC, upper ito glass and lower ito glass scribble liquid crystal orienting film and lower liquid crystal orienting film, FPC is connected with lower ito glass by ACF, ellipticalness list compensate film polaroid and lower transmission film polaroid on the outside of glass liquid crystal cell attaches respectively.
3. LCD LCD MODULE according to claim 2, is characterized in that the thickness of coating of liquid crystalline alignment liquid SE3310 in the upper ITO layer of described ito glass, lower ITO layer is 800 dusts.
4. LCD LCD MODULE according to claim 2, is characterized in that the described liner spraying 5.8um diameter on ito glass
sP-206, its density is 150/mm
2.
5. LCD LCD MODULE as claimed in claim 1 utilizes ITO pattern planar inductor to improve the method for LCD antijamming capability, it is characterized in that the method comprises the steps:
1) on ito glass, spiral ITO planar inductor is designed between integrated circuit controller IC nation fixed end and reelability flexible circuit board FPC nation fixed end;
2) etch respectively by exposure on two pieces of ito glasses, upper ITO layer, lower ITO layer form required pattern;
3) position on lower ito glass between integrated circuit controller IC and reelability flexible circuit board FPC etches ITO pattern planar inductor;
4) carved coating of liquid crystalline alignment liquid SE3310 in the upper ITO layer of the ito glass of ITO pattern, lower ITO layer at two pieces, thickness is 800 dusts, is heated to 220
oupper liquid crystal orienting film, lower liquid crystal orienting film is formed after C solidification; Then rub on alignment film by friction cloth and form groove;
5) at ito glass surrounding serigraphy upper side frame glue XN-5A-C, thickness is 10 microns, and ito glass sprays the liner of 5.8um diameter
sP-206, density is 150/mm
2, two pieces of ito glasses are fit together, 180
oc hot pressing is burnt till and frame adhesive is solidified;
6) liquid crystal injecting port of the liquid crystal sylphon formed after solidification utilizes vacuum impregnation to inject nematic Super Twisted Nematic Liquid Crystal HRD62600/HRD62800, inlet is coated sealing compound TB-3206, then uses ultraviolet curing;
7) the liquid crystal cell ultrasound wave injecting liquid crystal is added cleaning fluid to clean up, then will stick lower transmission film polaroid WPL-HN8213TA below glass liquid crystal cell, stick ellipticalness list compensate film polaroid WPL-HN8293ER570-45 above;
8) will carry out the liquid crystal cell of band polaroid, lower ITO layer applies anisotropy conductiving glue bar ACF CP-6920F3, nation goes up IST3208 IC and A497DFPA FPC surely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410554330.5A CN104238166A (en) | 2014-10-20 | 2014-10-20 | LCD module and method for improving interference resistance of LCD |
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|---|---|---|---|
| CN201410554330.5A CN104238166A (en) | 2014-10-20 | 2014-10-20 | LCD module and method for improving interference resistance of LCD |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444181A (en) * | 2016-10-27 | 2017-02-22 | 南京华日触控显示科技有限公司 | Method for enhancing the electrostatic discharge defense ability by super twisted nematic liquid crystal display screen |
| CN106526930A (en) * | 2016-11-04 | 2017-03-22 | 六安市晶润光电科技有限公司 | LCD liquid crystal displayer |
| CN106782242A (en) * | 2016-12-29 | 2017-05-31 | 深圳市宇顺电子股份有限公司 | A kind of IPS display screens detection means and detection method |
| CN107621717A (en) * | 2017-11-06 | 2018-01-23 | 南京华日触控显示科技有限公司 | Pressure-sensitive handwriting pad LCDs and preparation method |
| CN107728399A (en) * | 2017-11-06 | 2018-02-23 | 南京华日触控显示科技有限公司 | The color electric paper display screen and preparation method made using cholesteric liquid crystal |
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| CN101630080A (en) * | 2009-06-29 | 2010-01-20 | 上海理工大学 | Electronic control liquid crystal photointerrupter array and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444181A (en) * | 2016-10-27 | 2017-02-22 | 南京华日触控显示科技有限公司 | Method for enhancing the electrostatic discharge defense ability by super twisted nematic liquid crystal display screen |
| CN106526930A (en) * | 2016-11-04 | 2017-03-22 | 六安市晶润光电科技有限公司 | LCD liquid crystal displayer |
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| CN107621717A (en) * | 2017-11-06 | 2018-01-23 | 南京华日触控显示科技有限公司 | Pressure-sensitive handwriting pad LCDs and preparation method |
| CN107728399A (en) * | 2017-11-06 | 2018-02-23 | 南京华日触控显示科技有限公司 | The color electric paper display screen and preparation method made using cholesteric liquid crystal |
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