CN203350827U - Polarization-filter module and touch display screen with same - Google Patents
Polarization-filter module and touch display screen with same Download PDFInfo
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- CN203350827U CN203350827U CN 201320400798 CN201320400798U CN203350827U CN 203350827 U CN203350827 U CN 203350827U CN 201320400798 CN201320400798 CN 201320400798 CN 201320400798 U CN201320400798 U CN 201320400798U CN 203350827 U CN203350827 U CN 203350827U
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Abstract
The utility model discloses a polarization-filter module and a touch display screen. The polarization-filter module comprises a filter assembly and a polarization assembly. The filter assembly comprises a transparent substrate, a first conducting layer and a filter substrate, the first conducting layer comprises first conducting silk-covered wires which are intersected with one another, the filter substrate comprises a shading matrix and color resists, the shading matrix comprises grids which are intersected with one another, and projection of the first conducting silk-covered wires on the filter substrate is aligned with the grids; the polarization assembly comprises a polarizer and a second conducting layer, the second conducting layer comprises second conducting silk-covered wires which are intersected with one another, and projection of the second conducting silk-covered wires on the filter substrate is aligned with the grids. The polarization-filter module and the touch display screen have the advantages that touch operation, a polarization function and a filter function can be implemented, the display screen can directly have a touch function when the polarization-filter module is applied to the display screen, a touch screen for the display screen is omitted, accordingly, the thickness of an electronic product can be reduced advantageously, and material and assembly costs further can be greatly saved.
Description
Technical field
The utility model relates to touch-screen, particularly relates to a kind of polarisation-optical filtering module and uses the touch display screen of this polarisation-optical filtering module.
Background technology
Touching display device and given information interaction brand-new looks, is extremely attractive brand-new information interaction equipment.The development that touches the display device technology has caused the common concern of domestic and international information medium circle, has become the Chaoyang new high-tech industry that the photoelectricity industry is a dark horse.
Traditional touch display device mainly pastes combination by touch induction device and display device by full laminating or frame and obtains, and therefore, during production, needs a step that the technique of touch induction device and display device laminating and the touch display unit thickness that obtains is thicker.
The utility model content
Based on this, the polarisation that provides a kind of thickness less-optical filtering module is provided and uses the touch display screen of this polarisation-optical filtering module.
A kind of polarisation-optical filtering module comprises:
Filtering assembly, described filtering assembly comprises transparent substrates, be arranged on the first conductive layer of described transparent substrates one side and the light filter substrate that is arranged on described transparent substrates opposite side, described the first conductive layer comprises the first conductive unit of a plurality of space insulation of extending along first direction, each first conductive unit comprises a plurality of continuous the first conductive grids that mutually intersected to form by the first conductive thread, described light filter substrate comprises shading matrix and chromatic photoresist, described shading matrix comprises cross one another ruling, described cross one another ruling forms grid, described chromatic photoresist is formed in described grid, projection and the described ruling of described the first conductive thread on described light filter substrate aimed at,
Be arranged on the polarisation assembly of described the first conductive layer away from a side of described transparent substrates, the second conductive layer that described polarisation assembly comprises polaroid and is arranged on described polaroid one side, described the second conductive layer comprises the second conductive unit of a plurality of space insulation of extending along second direction, each second conductive unit comprises a plurality of continuous the second conductive grids that mutually intersected to form by the second conductive thread, and projection and the described ruling of described the second conductive thread on described light filter substrate aimed at;
Described the first conductive unit and described the second conductive unit space and insulation on thickness direction.
In embodiment, also comprise substratum transparent therein, described first conductive layer of described filtering assembly and described polarisation assembly are by described substratum transparent laminating.
In embodiment, described the first conductive layer is arranged on the surface away from described light filter substrate of described transparent substrates therein, and described the first conductive layer directly contacts with described transparent substrates.
In embodiment, described the second conductive layer is arranged on a surface of described polaroid therein, and described the second conductive layer directly contacts with described polaroid.
In embodiment, described filtering assembly also comprises the first impression glue-line therein, and described the first impression glue-line is coated a surface of described transparent substrates, and described the first conductive layer is embedded the surface away from described transparent substrates at described the first impression glue-line.
In embodiment, described polarisation assembly also comprises the second impression glue-line therein, and described the second impression glue-line is coated a surface of described polaroid, and described the second conductive layer is embedded the surface away from described polaroid at described the second impression glue-line.
In embodiment, the distance between adjacent described the first conductive unit is 0.5 μ m～50 μ m therein; Distance between adjacent described the second conductive unit is 0.5 μ m～50 μ m.
In embodiment, each described the first conductive grid projection on described light filter substrate is surrounded by least one chromatic photoresist therein.
In embodiment, each described the second conductive grid projection on described light filter substrate is surrounded by least one chromatic photoresist therein.
A kind of touch display screen, comprise the lower polaroid, TFT electrode, Liquid Crystal Module, public electrode and the described polarisation-optical filtering module that stack gradually.
Above-mentioned polarisation-optical filtering module can realize touch operation, polarized light function and filtering functions simultaneously, as an indispensable assembly in display screen, when above-mentioned polarisation-optical filtering module is used for display screen, can directly make display screen there is touch controllable function, without assemble again touch-screen on display screen, not only be conducive to reduce the thickness of electronic product, also greatly saved material and assembly cost simultaneously.
The accompanying drawing explanation
The structural representation of the touch display screen that Fig. 1 is an embodiment;
The structural representation of the polarisation that Fig. 2 is an embodiment-optical filtering module;
The first conductive layer that Fig. 3 is an embodiment and the structural representation of the second conductive layer;
The structural representation of the polarisation that Fig. 4 is another embodiment-optical filtering module;
The structural representation of the polarisation that Fig. 5 is another embodiment-optical filtering module;
The structural representation of the polarisation that Fig. 6 is another embodiment-optical filtering module;
The structural representation of the polarisation that Fig. 7 is another embodiment-optical filtering module;
The structural representation of the polarisation that Fig. 8 is another embodiment-optical filtering module;
The structural representation of the polarisation that Fig. 9 is an embodiment-optical filtering module and conductive thread;
The partial structurtes schematic diagram of the conductive thread that Figure 10 is an embodiment;
The partial structurtes schematic diagram of the conductive thread that Figure 11 is another embodiment;
The partial structurtes schematic diagram of the conductive thread that Figure 12 is another embodiment;
The partial structurtes schematic diagram of the conductive thread that Figure 13 is another embodiment.
Embodiment
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Provided preferred embodiment of the present utility model in accompanying drawing.But the utility model can be realized in many different forms, is not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present utility model more comprehensively thorough.
Unless otherwise defined, all technology that this paper is used are identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term used in instructions of the present utility model herein, just in order to describe the purpose of specific embodiment, is not intended to be restriction the utility model.
Refer to Fig. 1, the touch display screen 100 of an embodiment, comprise the lower polaroid 10, TFT electrode 20, Liquid Crystal Module 30, public electrode 40, diaphragm 50 and the polarisation that stack gradually-optical filtering module 60.
Be appreciated that when using backlight as polarized light source, as the OLED polarized light source, without using lower polaroid 10.Structure and the function of the lower polaroid 10 of present embodiment, TFT electrode 20, Liquid Crystal Module 30 and public electrode 40 can be identical with existing product, do not repeat them here.
Following emphasis is described polarisation-optical filtering module 60.
Touch display device and also comprise that control drives chip and flexible circuit board, for the purpose of simplifying the description, these two parts do not illustrate in this application.
Refer to Fig. 2 and Fig. 3, the polarisation of an embodiment-optical filtering module 60, comprise filtering assembly 62 and polarisation assembly 64.
In conjunction with Fig. 3, the first conductive layer 624 comprises the first conductive unit 6242 of a plurality of space insulation of extending along first direction.Distance between the first adjacent conductive unit 6242 can be 0.5 μ m～50 μ m.The first conductive unit 6242 of space insulation is by processing the first conductive layer 624 to obtain by broken string.
Each first conductive unit 6242 comprises a plurality of continuous the first conductive grids that mutually intersected to form by the first conductive thread a.
Projection and the ruling c of the first conductive thread a on light filter substrate aims at.
In conjunction with Fig. 3, the second conductive layer 644 comprises the second conductive unit 6442 of a plurality of space insulation of extending along second direction.Distance between the second adjacent conductive unit 6442 can be 0.5 μ m～50 μ m.The second conductive unit 6442 of space insulation is by processing the second conductive layer 644 to obtain by broken string.
Each second conductive unit 6442 comprises a plurality of continuous the second conductive grids that mutually intersected to form by the second conductive thread b.Projection and the ruling c of the second conductive thread b on light filter substrate aims at.
In order to guarantee the comprehensive and simplified processing process of detected touch location, enhance productivity, first direction and second direction vertical setting mutually.In the present embodiment, the first direction horizontally set, second direction vertically arranges.In other embodiments, can be also that first direction is vertical setting, second direction is horizontally set, in addition, first direction and second direction can be also off plumbs.The first conductive unit 6242 and the second conductive unit 6442 be space and insulation formation induction structure on thickness direction.
The first conductive layer 624 and the second conductive layer 644 be by impressing out the conductive pattern groove at the first impression glue-line 623 and the second impression on glue-line 646 respectively, then to filled conductive material in the conductive pattern groove and solidify and make.
The degree of depth of conductive pattern groove is less than the thickness of the first impression glue-line 623, and simultaneously, the degree of depth of conductive pattern groove is less than the thickness of the second impression glue-line 642.
For convenience of description, below there is no special instruction is in the situation of the first conductive thread or the second conductive thread, and the first conductive thread and the second conductive thread are referred to as conductive thread.
Conductive thread thickness is not more than the degree of depth of conductive pattern groove.
Conductive material can be metal simple-substance, alloy, carbon nano-tube, Graphene, organic conductive macromolecule or tin indium oxide (ITO).At one, preferably in embodiment, conductive material is metal, for example nanometer silver paste.
In the present embodiment, the material of the first impression glue-line is solvent-free ultra-violet curing acrylic resin.The first impression glue-line is transparence, does not affect whole transmitance.In other embodiments, the material of the first impression glue-line can also be On Visible Light Cured Resin or heat reactive resin.The thickness of the first impression glue-line can be 2 μ m～10 μ m.
In the present embodiment, the material of the second impression glue-line is solvent-free ultra-violet curing acrylic resin.The second impression glue-line is transparence, does not affect whole transmitance.In other embodiments, the material of the second impression glue-line can also be On Visible Light Cured Resin or heat reactive resin.The thickness of the second impression glue-line can be 2 μ m～10 μ m.Above-mentioned thickness direction refers to the thickness direction of transparent substrates 622, the first impression glue-line 623, substratum transparent 63, polaroid 642 or the second impression glue-line 646.
In embodiment as shown in Figure 2, polaroid 642 is arranged on the surface of substratum transparent, between the first conductive layer 624 and the second conductive layer 644, by polaroid 642 and substratum transparent, separates.Certainly, in other embodiments, as shown in Figure 4, the second impression glue-line 642 is arranged on the surface of close substratum transparent of polaroid 646, the second conductive layer 644 is arranged on the surface of close substratum transparent of the second impression glue 642, between the first conductive layer 624 and the second conductive layer 644, by substratum transparent, separates.
Be appreciated that polarisation-optical filtering module 60 also can not arrange the first impression glue-line 623 and the second impression glue-line 646, please refer to Fig. 5 to Fig. 6.Certainly, polarisation-optical filtering module 60 also can not arrange the first impression glue-line 623 or the second impression glue-line 646, please refer to Fig. 7 to Fig. 8.
As shown in Figure 5 and Figure 6, polarisation-optical filtering module 60 does not arrange the first impression glue-line and the second impression glue-line.The first conductive layer 624 is arranged on a surface of transparent substrates 622.The second conductive layer 644 is arranged on a surface of polaroid 642.Now, the first conductive layer 624 and the second conductive layer 644 by be coated with or the plating conductive layer more etched mode prepare.
In embodiment as shown in Figure 5, polaroid 642 is arranged on the surface of substratum transparent, between the first conductive layer 624 and the second conductive layer 644, by polaroid 642 and substratum transparent, separates.Certainly, in other embodiments, as shown in Figure 6, the second conductive layer 644 is set directly on the surface of close substratum transparent of polaroid 642, between the first conductive layer 624 and the second conductive layer 644, by substratum transparent, separates.
As shown in Figure 7 and Figure 8, polarisation-optical filtering module 60 is provided with the second impression glue-line 646, but the first impression glue-line is not set.The first conductive layer 624 is arranged on the surface of transparent substrates 622 away from light filter substrate.Now, the first conductive layer 624 by be coated with or the plating conductive layer more etched mode prepare.The second conductive layer 644 embeddings are arranged on the surface of the second seal glue-line 646 away from polaroid.By the impression mode, prepared by the second conductive layer 644.
Certainly, in other embodiments, polarisation-optical filtering module 60 can be provided with the first impression glue-line, but the second impression glue-line is not set.Now, the second conductive layer 644 by be coated with or the plating conductive layer more etched mode prepare.By the impression mode, prepared by the first conductive layer 624.
At one preferably in embodiment, the first conductive layer 624 by be coated with or the plating conductive layer more etched mode prepare.By the impression mode, prepared by the second conductive layer 644.This is mainly because transparent substrates 622 is more high temperature resistant with respect to the resin film of polaroid 642, is more suitable for carrying out plated film.
In embodiment as shown in Figure 7, polaroid 642 is arranged on the surface of substratum transparent, between the first conductive layer 624 and the second conductive layer 644, by polaroid 642 and substratum transparent, separates.Certainly, in other embodiments, as shown in Figure 8, the second conductive layer 644 is set directly at the surface of substratum transparent, between the first conductive layer 624 and the second conductive layer 644, by substratum transparent, separates.
In conjunction with Fig. 9, the first conductive thread a and the second conductive thread b spatially aim at the ruling c of shading matrix 626.The first conductive thread a can be straight line, can be also curve, and in other embodiment, the first conductive thread a can also be broken line.The second conductive thread b can be straight line, can be also curve, and in other embodiment, the second conductive thread b can also be broken line.Fig. 9 only shows the first conductive layer 624 and the second conductive layer 644 is the schematic diagram that impression is made, and in actual applications, does not limit the preparation method of the first conductive layer 624 and the second conductive layer 644.Above Fig. 4 to Fig. 9 does not draw substratum transparent, but the substratum transparent in Fig. 4 to Fig. 9 all is arranged between described filtering assembly 62 and described polarisation assembly 64 with identical in Fig. 2.
Please refer to Figure 10 to Figure 13, the first conductive thread and the second conductive thread are all aimed at the ruling of shading matrix 626, and the first conductive thread and the second conductive thread are referred to as conductive thread A.The first conductive grid and the projection of the second conductive grid on light filter substrate can be surrounded integer complete R photoresistance, G photoresistance or a B photoresistance.
In embodiment as shown in figure 10, the projection of conductive grid on light filter substrate that conductive thread A forms is corresponding one by one with R photoresistance, G photoresistance or B photoresistance, and each first conductive grid surrounds R photoresistance, G photoresistance or a B photoresistance.
In embodiment as shown in figure 11, only for example, at first axial (transverse axis) upper, a plurality of complete R photoresistances, G photoresistance or B photoresistance are surrounded in the projection of the conductive grid that conductive thread A forms on light filter substrate.
In embodiment as shown in figure 12, only for example, at second axial (longitudinal axis) upper, a plurality of complete R photoresistances, G photoresistance or B photoresistance are surrounded in the projection of the conductive grid that conductive thread A forms on light filter substrate.
In embodiment as shown in figure 13, upper at first axial (transverse axis) and second axial (longitudinal axis), a plurality of complete R photoresistances, G photoresistance or B photoresistance are all surrounded in the projection of conductive grid on light filter substrate that conductive thread A forms.
The polarisation with touch control operation function as shown in Figure 2 and Figure 4-optical filtering module 60, when the first conductive layer 624 and the second conductive layer 644 all adopt the impression mode to prepare, its manufacturing process is as follows:
(1) at first the surface of transparent substrates 622 is carried out to plasma (ionization) and process, remove the dirty of surface, and make surface ion, increase follow-up and cohesive force other material.
(2) photoresist layer with black dyes in whole of the surface painting/plating of transparent substrates 622.
(3) adopt exposure-developing technique, the photoresist with black dyes in chromatic photoresist zone is removed, form shading matrix.
(4) removing with the regional gradation plating of the photoresist of black dyes or coating the R/G/B chromatic photoresist.
(5) another surface-coated in transparent substrates 622 impresses glue (the present embodiment adopts PMMA UV cured resin), and the impression block of using the conductive pattern with the first conductive layer to be nested impressed and solidify on the first impression glue surface, obtain the conductive pattern groove of required the first conductive layer.
(6) to filled conductive material in the conductive pattern groove of the first conductive layer and solidify.Conductive material can be metal simple-substance or alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO, forms the conductive grid that the first conductive thread forms.Preferably, conductive material is metal (as nanometer silver paste), obtains the filtering assembly 62 with the first conductive layer 624.
(7) surface-coated at polaroid 642 impresses glue (the present embodiment employing polymethylmethacrylate (polymethylmethacrylate, PMMA) UV cured resin), and the impression block of using the conductive pattern with the second conductive layer to be nested impressed and solidify on the second impression glue surface, obtain the conductive pattern groove of required the second conductive layer.
(8), to filled conductive material in the conductive pattern groove of the second conductive layer and solidify, conductive material can be metal simple-substance or alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO, forms the conductive grid that the first conductive thread forms.Preferably, conductive material is metal (as nanometer silver paste), obtains the polarisation assembly 64 with the second conductive layer 644.
(9) will be bondd by transparent adhesive and be solidified with the filtering assembly 62 of the first conductive layer 624 with the polarisation assembly 64 of the second conductive layer 644, be obtained having the polarisation of touch control operation function-optical filtering module 60.
The polarisation with touch control operation function as shown in Figure 5 and Figure 6-optical filtering module 60, when the first conductive layer 624 and the second conductive layer 644, all by being coated with or plating conductive layer when etched mode realizes again, its manufacturing process is as follows:
(1) the plasma processing is carried out in the surface of transparent substrates 622 at first, remove the dirty of surface, and make surface ion, increase follow-up and cohesive force other material.
(2) be coated with or plate the photoresist layer with black dyes on whole an of surface of transparent substrates 622.
(3) adopt exposure-developing technique, the photoresist with black dyes in chromatic photoresist zone is removed, form shading matrix.
(4) removing with the regional gradation plating of the photoresist of black dyes or coating the R/G/B chromatic photoresist.
(5) (conductive material can be metal simple-substance, metal alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO to plate conductive layer or painting one deck conductive ink on whole of another surface of transparent substrates 622; In the present embodiment, conductive material is the Nano Silver ink), form conductive layer.
(6) coating one deck photoresist on conductive layer, through overexposure-developing technique, only retain the photoresist of the conductive pattern portions that covers the first conductive layer 624, and the photoresist that all the other are local is removed.
(7) utilize lithographic technique to carry out etching to above-mentioned conductive layer, obtain the first conductive unit separate, insulation, thereby obtain the filtering assembly 62 with the first conductive layer 624.
(8) (conductive material can be metal simple-substance, metal alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO to plate conductive layer or painting one deck conductive ink on whole an of surface of polaroid 642.In the present embodiment, conductive material is the Nano Silver ink), form conductive layer.
(9) coating one deck photoresist, through overexposure-developing technique, only retain the photoresist of the conductive pattern portions that covers the second conductive layer 644, and the photoresist that all the other are local is removed.
(10) utilize lithographic technique to carry out etching to above-mentioned conductive layer, obtain the second conductive unit separate, insulation, thereby obtain the polarisation assembly 64 with the second conductive layer 644.
(11) will be bondd by transparent adhesive and be solidified with the filtering assembly 62 of the first conductive layer 624 with the polarisation assembly 64 of the second conductive layer 644, be obtained having the polarisation of touch control operation function-optical filtering module 60.
The polarisation with touch control operation function as shown in Figure 7-optical filtering module 60, when the first conductive layer 624 by be coated with or the plating conductive layer more etched mode prepare, when the second conductive layer 644 adopts the impression modes to prepare, its manufacturing process is as follows:
(1) the plasma processing is carried out in the surface of transparent substrates 622 at first, remove the dirty of surface, and make surface ion, increase follow-up and cohesive force other material.
(2) be coated with or plate the photoresist layer with black dyes on whole an of surface of transparent substrates 622.
(3) adopt exposure-developing technique, the photoresist with black dyes in chromatic photoresist zone is removed, form shading matrix.
(4) removing with the regional gradation plating of the photoresist of black dyes or coating the R/G/B chromatic photoresist.
(5) at whole of another surface of transparent substrates 622 plating one deck ITO film.
(6) at ITO film surface-coated one deck photoresist, through overexposure-developing technique, only retain the photoresist of the conductive pattern portions that covers the first conductive layer 624, the photoresist that all the other are local is removed.
(7) utilize lithographic technique to carry out etching to above-mentioned ITO film, obtain the first conductive unit separate, insulation, thereby obtain the filtering assembly 62 with the first conductive layer 624.
(8) surface-coated at polaroid 642 impresses glue (the present embodiment adopts PMMA UV cured resin), and the impression block of using the conductive pattern with the second conductive layer to be nested impressed and solidify on the second impression glue surface, obtain the conductive pattern groove of required the second conductive layer.
(9), to filled conductive material in the conductive pattern groove of the second conductive layer and solidify, conductive material can be metal simple-substance or alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO, forms the conductive grid that the first conductive thread forms; Preferably, conductive material is metal (as nanometer silver paste), obtains the polarisation assembly 64 with the second conductive layer 644.
(10) will be bondd by transparent adhesive and be solidified with the filtering assembly 62 of the first conductive layer 624 with the polarisation assembly 64 of the second conductive layer 644, be obtained having the polarisation of touch control operation function-optical filtering module 60.
The above-mentioned polarisation with touch control operation function-optical filtering module 60, when the first conductive layer 624 adopts the impression modes to prepare, the second conductive layer 644 is by being coated with or plating conductive layer when again prepared by etched mode, and its manufacturing process is as follows:
(1) the plasma processing is carried out in the surface of transparent substrates 622 at first, remove the dirty of surface, and make surface ion, increase follow-up and cohesive force other material.
(2) photoresist layer with black dyes in whole of the surface painting/plating of transparent substrates 622.
(3) adopt exposure-developing technique, the photoresist with black dyes in chromatic photoresist zone is removed, form shading matrix 626.
(4) removing with the regional gradation plating of the photoresist of black dyes or coating R/G/B chromatic photoresist 628.
(5) another surface-coated in transparent substrates 622 impresses glue (the present embodiment adopts PMMA UV cured resin), and the impression block of using the conductive pattern with the first conductive layer to be nested impressed and solidify on the first impression glue surface, obtain the conductive pattern groove of required the first conductive layer.
(6) to filled conductive material in the conductive pattern groove of the first conductive layer and solidify.Conductive material can be metal simple-substance or alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO, forms the conductive grid that the first conductive thread forms.Preferably, conductive material is metal (as nanometer silver paste), obtains the filtering assembly 62 with the first conductive layer 624.
(7) (conductive material can be metal simple-substance, metal alloy, carbon nano-tube, Graphene, organic conductive macromolecule or ITO to plate conductive layer or painting one deck conductive ink on whole an of surface of polaroid 642.In the present embodiment, conductive material is the Nano Silver ink), form conductive layer.
(8) coating one deck photoresist, through overexposure-developing technique, only retain the photoresist of the conductive pattern portions that covers the second conductive layer 644, and the photoresist that all the other are local is removed.
(9) utilize lithographic technique to carry out etching to above-mentioned conductive layer, obtain the second conductive unit separate, insulation, thereby obtain the polarisation assembly 64 with the second conductive layer 644.
(10) will be bondd by transparent adhesive and be solidified with the filtering assembly 62 of the first conductive layer 624 with the polarisation assembly 64 of the second conductive layer 644, be obtained having the polarisation of touch control operation function-optical filtering module 60.
Above-mentioned polarisation-optical filtering module 60 can realize touch operation, polarized light function and filtering functions simultaneously, as an indispensable assembly in display screen, above-mentioned polarisation-optical filtering module 60 is during for display screen, can directly make display screen there is touch controllable function, without assemble again touch-screen on display screen, not only be conducive to reduce the thickness of electronic product, also greatly saved material and assembly cost simultaneously.
The first conductive thread and the second conductive thread are spatially all aimed at the ruling of shading matrix, the zone that such the first conductive thread and the second conductive thread can not expose shading matrix to chromatic photoresist zone and affect chromatic photoresist go out light effect and product appearance effect.The width of the first conductive thread and the second conductive thread does not need too little, as long as satisfied the first conductive thread and the projection of the second conductive thread on light filter substrate drop on shading matrix.
The material that the first conductive layer and the second conductive layer are selected only expands all suitable conductive materials to transparent material by tradition; When conductive material is selected metal material, the energy consumption that can greatly reduce resistance and reduce touch-screen.
The above-mentioned polarisation with touch controllable function-optical filtering module 60 is double-deck conductive structure, without putting up a bridge design, greatly reduces task difficulty.
Adopt above-mentioned polarisation-optical filtering module 60, because the first conductive layer is located at the side of transparent substrates away from light filter substrate, the second conductive layer is located at a side of polaroid, can reduce the signal interference of liquid crystal display (LiquidCrystalDisplay, LCD) to the touch-control effect.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. polarisation-optical filtering module, is characterized in that, comprising:
Filtering assembly, described filtering assembly comprises transparent substrates, be arranged on the first conductive layer of described transparent substrates one side and the light filter substrate that is arranged on described transparent substrates opposite side, described the first conductive layer comprises the first conductive unit of a plurality of space insulation of extending along first direction, each first conductive unit comprises a plurality of continuous the first conductive grids that mutually intersected to form by the first conductive thread, described light filter substrate comprises shading matrix and chromatic photoresist, described shading matrix comprises cross one another ruling, described cross one another ruling forms grid, described chromatic photoresist is formed in described grid, projection and the described ruling of described the first conductive thread on described light filter substrate aimed at,
Be arranged on the polarisation assembly of described the first conductive layer away from a side of described transparent substrates, the second conductive layer that described polarisation assembly comprises polaroid and is arranged on described polaroid one side, described the second conductive layer comprises the second conductive unit of a plurality of space insulation of extending along second direction, each second conductive unit comprises a plurality of continuous the second conductive grids that mutually intersected to form by the second conductive thread, and projection and the described ruling of described the second conductive thread on described light filter substrate aimed at;
Described the first conductive unit and described the second conductive unit space and insulation on thickness direction.
2. polarisation according to claim 1-optical filtering module, is characterized in that, also comprises substratum transparent, and described first conductive layer of described filtering assembly and described polarisation assembly are by described substratum transparent laminating.
3. polarisation according to claim 1-optical filtering module, is characterized in that, described the first conductive layer is arranged on the surface away from described light filter substrate of described transparent substrates, and described the first conductive layer directly contacts with described transparent substrates.
4. polarisation according to claim 1-optical filtering module, is characterized in that, described the second conductive layer is arranged on a surface of described polaroid, and described the second conductive layer directly contacts with described polaroid.
5. polarisation according to claim 1-optical filtering module, it is characterized in that, described filtering assembly also comprises the first impression glue-line, described the first impression glue-line is coated a surface of described transparent substrates, and described the first conductive layer is embedded the surface away from described transparent substrates at described the first impression glue-line.
6. polarisation according to claim 5-optical filtering module, it is characterized in that, described polarisation assembly also comprises the second impression glue-line, described the second impression glue-line is coated a surface of described polaroid, and described the second conductive layer is embedded the surface away from described polaroid at described the second impression glue-line.
7. polarisation according to claim 1-optical filtering module, is characterized in that, the distance between adjacent described the first conductive unit is 0.5 μ m～50 μ m; Distance between adjacent described the second conductive unit is 0.5 μ m～50 μ m.
8. polarisation according to claim 1-optical filtering module, is characterized in that, each described the first conductive grid projection on described light filter substrate is surrounded by least one chromatic photoresist.
9. polarisation according to claim 1-optical filtering module, is characterized in that, each described the second conductive grid projection on described light filter substrate is surrounded by least one chromatic photoresist.
10. a touch display screen, is characterized in that, comprises the lower polaroid, TFT electrode, Liquid Crystal Module, public electrode and polarisation as described as any one in the claim 1～9-optical filtering module that stack gradually.
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| CN 201320400798 CN203350827U (en) | 2013-07-05 | 2013-07-05 | Polarization-filter module and touch display screen with same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345319A (en) * | 2013-07-05 | 2013-10-09 | 南昌欧菲光显示技术有限公司 | Light polarization-light filtering module and touch display screen comprising same |
| WO2017128525A1 (en) * | 2016-01-28 | 2017-08-03 | 武汉华星光电技术有限公司 | Liquid crystal display device and liquid crystal display panel thereof |
-
2013
- 2013-07-05 CN CN 201320400798 patent/CN203350827U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345319A (en) * | 2013-07-05 | 2013-10-09 | 南昌欧菲光显示技术有限公司 | Light polarization-light filtering module and touch display screen comprising same |
| WO2017128525A1 (en) * | 2016-01-28 | 2017-08-03 | 武汉华星光电技术有限公司 | Liquid crystal display device and liquid crystal display panel thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170705 Address after: 330000 Jiangxi city of Nanchang province Huangjiahu road Nanchang economic and Technological Development Zone Patentee after: Nanchang OFilm Tech. Co.,Ltd. Address before: North to the East, 330013 in Jiangxi province Nanchang city Nanchang economic and technological development zones clove road Longtan ditch Co-patentee before: Shenzhen OFilm Tech Co.,Ltd. Patentee before: Nanchang Ofilm Display Tech Co.,Ltd. Co-patentee before: Suzhou OFilm Tech. Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20190705 |