CN103336383B - Polarisation-filtration module and touch display screen - Google Patents
Polarisation-filtration module and touch display screen Download PDFInfo
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- CN103336383B CN103336383B CN201310282695.2A CN201310282695A CN103336383B CN 103336383 B CN103336383 B CN 103336383B CN 201310282695 A CN201310282695 A CN 201310282695A CN 103336383 B CN103336383 B CN 103336383B
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Abstract
A kind of polarisation filtration module, including polarization elements and filtering assembly, polarization elements includes polaroid and the first conductive layer, first conductive layer includes the first conductive unit of multiple spaced setting extended in a first direction, and the first conductive unit includes being intersected by the first conductive thread the first conductive grid formed；Filtering assembly includes transparent substrates, light shield layer, filter layer and the second conductive layer, second conductive layer includes the second conductive unit of multiple spaced setting extended in a second direction, and the second conductive unit includes the second conductive grid intersected to form by the second conductive thread；First direction is not parallel with described second direction, and the first conductive thread all falls within gridline in the projection of gridline；Polarisation filtration module can realize touch control operation, polarized light function and filtering functions simultaneously, time in display screen, can directly make display screen have touch controllable function, not only contributes to reduce the thickness of electronic product, is the most also greatly saved material and assembly cost.
Description
Technical field
The present invention relates to flat panel display technology field, particularly relate to a kind of polarisation-filtration module and touch display
Screen.
Background technology
Touch screen is the inductive arrangement that can receive the input signals such as touch.It is the finest that touch screen imparts information
New looks, are extremely attractive brand-new information interactive devices.The development of touch screen technology causes domestic
The common concern of external information medium circle, it has also become the Chaoyang new high-tech industry that photovoltaic industry is a dark horse.
At present, the electronic product with touch display function all includes display screen and the touch being positioned on display screen
Screen.Touch screen is as the assembly with display screen independence, when realizing the electronic product of man-machine interaction for some,
It is required to the size according to display screen order, assembles the most again, touch display screen to be formed, touch
Touching that display screen can have simultaneously can touch control operation and display function.Existing touch screen and the assembling master of display screen
Two ways to be had, i.e. frame are pasted and entirely fit.Frame patch is by the edge laminating of touch screen with display screen, entirely pastes
Conjunction is by whole of the upper surface laminating of the lower surface of touch screen Yu display screen.
Traditional display screen mainly includes polaroid, filtering assembly, Liquid Crystal Module and TFT(Thin Film
Transistor, thin film transistor (TFT)) so that itself there is bigger thickness, and continued on display screen
During laminating touch screen, the thickness that touches display screen be will be further increased.
Summary of the invention
Based on this, it is necessary to advantageously reduce the polarisation-filtration module of touch display unit thickness and use this inclined
The touch display screen of light-filtration module.
A kind of polarisation-filtration module, including:
Polarization elements, including polaroid, and is arranged at the first conductive layer of described polaroid side, and described
One conductive layer includes the first conductive unit of multiple spaced setting extended in a first direction, described first
Conductive unit includes being intersected by the first conductive thread the first conductive grid formed；
Filtering assembly, including transparent substrates, light shield layer, filter layer and the second conductive layer, described light shield layer sets
Being placed in described transparent substrates side, described light shield layer is lattice-shaped, including cross one another gridline, by institute
Stating the space formation grid cell that gridline segmentation is formed, described filter layer includes multiple filter unit, institute
Stating filter unit and be contained in described grid cell, described gridline offers the second groove, described second conduction
Layer formed by the conductive material being filled in the second groove, described second conductive layer include multiple in a second direction
Second conductive unit of the spaced setting extended, described second conductive unit includes by the second conductive thread
The second conductive grid intersected to form；
Described first direction is not parallel with described second direction, described first conductive unit and described second conduction
Unit is the most spaced and insulate, and described first conductive thread is complete in the projection of described gridline
Clan is on gridline.
Wherein in an embodiment, described polarization elements also includes the first impressing being attached at described polaroid
Glue-line, described first impressing glue-line offers the first groove, and described first conductive layer is by being filled in described first
The conductive material of groove is formed.
Wherein in an embodiment, the degree of depth of described first groove is less than the thickness of described first impressing glue-line,
The thickness of described first conductive thread is not more than the degree of depth of described first groove.
Wherein in an embodiment, described first conductive layer is attached directly to described polaroid surface.
Wherein in an embodiment, the degree of depth of described second groove is less than the thickness of described light shield layer, described
The thickness of the second conductive thread is not more than the degree of depth of described second groove.
Wherein in an embodiment, at least one in described first conductive thread and described second conductive thread
Live width less than the live width of described gridline.
Wherein in an embodiment, the adjacent distance between described first conductive unit is
0.5 μm～50 μm；The adjacent distance between described second conductive unit is 0.5 μm～50 μm.
Wherein in an embodiment, the projection on described filter layer of each described first conductive grid accommodates
There is at least one filter unit.
Wherein in an embodiment, each described second conductive grid accommodates at least one filter unit.
A kind of touch display screen, including the lower polaroid stacked gradually, TFT electrode, Liquid Crystal Module and with
Upper described polarisation-filtration module.
Above-mentioned polarisation-filtration module and touch display screen, polarisation-filtration module can realize touch control operation, partially simultaneously
Shake light function and filtering functions, as an assembly indispensable in display screen, above-mentioned polarisation-filtration module
Time in display screen, display screen can be directly made to have touch controllable function, it is not necessary to assemble touch the most on a display screen
Screen, not only contributes to reduce the thickness of electronic product, is the most also greatly saved material and assembly cost.
Accompanying drawing explanation
Fig. 1 is the structural representation touching display screen of an embodiment；
Fig. 2 is the structural representation of the polarisation-filtration module of an embodiment；
Fig. 3 is the first conductive layer shown in Fig. 2 and the structural representation of the second conductive layer；
Fig. 4 is the structural representation of the polarisation-filtration module of another embodiment；
Fig. 5 is the structural representation of the polarisation-filtration module of a further embodiment；
Fig. 6 is the structural representation of the polarisation-filtration module of another embodiment；
Fig. 7 is the first conductive thread or the partial structurtes schematic diagram of the second conductive thread of an embodiment；
Fig. 8 is the first conductive thread or the partial structurtes schematic diagram of the second conductive thread of another embodiment；
Fig. 9 is the first conductive thread or the partial structurtes schematic diagram of the second conductive thread of another embodiment；
Figure 10 is the first conductive thread or the partial structurtes schematic diagram of the second conductive thread of another embodiment.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, the most right
The detailed description of the invention of the present invention is described in detail.Elaborate in the following description a lot of detail with
It is easy to fully understand the present invention.But the present invention can come real to be a lot different from alternate manner described here
Executing, those skilled in the art can do similar improvement in the case of intension of the present invention, therefore this
Bright do not limited by following public being embodied as.
It should be noted that when element is referred to as " being fixed on " another element, and it can be directly at another
On individual element or element placed in the middle can also be there is.When an element is considered as " connection " another yuan
Part, it can be directly to another element or may be simultaneously present centering elements.
Unless otherwise defined, all of technology used herein and scientific terminology and the technology belonging to the present invention
The implication that the technical staff in field is generally understood that is identical.The art used the most in the description of the invention
Language is intended merely to describe the purpose of specific embodiment, it is not intended that in limiting the present invention.Used herein
Term " and/or " include the arbitrary and all of combination of one or more relevant Listed Items.
Refer to Fig. 1, the touch display screen 100 of an embodiment, including the lower polaroid 10 stacked gradually,
TFT electrode 20, Liquid Crystal Module 30, public electrode 40, protecting film 50 and polarisation-filtration module 60.At it
In its embodiment, it is also possible to be not provided with protecting film 50 and public electrode 40.
TFT electrode 20 includes glass-base 24 and the show electrode 22 being arranged on glass-base 24.Liquid crystal
Module 30 includes liquid crystal 32 and is held on the alignment film 34 of liquid crystal 32 both sides.
It is appreciated that when use backlight is as polarized light source, such as OLED polarized light source, it is not necessary to use
Lower polaroid 10.The lower polaroid 10 of present embodiment, TFT electrode 20, Liquid Crystal Module 30 and common electrical
The structure of pole 40 and function can be identical with existing product, do not repeat them here.
Polarisation-filtration module 60 can have touch control operation, polarized light function and filtering functions simultaneously, makes touch show
Display screen also has touch display function.Display screen can be straight-down negative or the LCDs of side entering type light source.
Touching display device also to include controlling driving chip and flexible circuit board, for the purpose of simplifying the description, these are two years old
Part is shown without the most in this application.
Polarisation-filtration module 60 includes polarization elements 62 and filtering assembly 64.
Referring to Fig. 2 and Fig. 3, in one embodiment, polarization elements 62 includes polaroid 620, first
Impressing glue-line 622 and the first conductive layer 624.First impressing glue-line 622 coats polaroid 620 1 surface,
First impressing glue-line 622 offers the first groove 6222.First groove 6222 is opened in the first impressing glue-line
622 away from the side of polaroid 620, it is also possible to be opened in the first impressing glue-line 622 near polaroid 620
Side.
First conductive layer 624 is solidify to form by the conductive material being filled in the first groove 6222, the first conductive layer
624 the first conductive units 6242 including multiple spaced setting extended in a first direction.First conduction
Unit 6242 includes being intersected the first conductive grid formed by the first conductive thread 6244.Conductive material
Can be metal simple-substance or alloy, CNT, Graphene, organic conductive macromolecule or ITO.Spaced
First conductive unit 6242 of insulation can obtain by the first conductive layer 624 is carried out break line treatment.
Referring to Fig. 4, in one embodiment, polarization elements 62 includes polaroid 620 and the first conductive layer
624.First conductive layer 624 is formed directly into polaroid 620 surface, and the i.e. first conductive layer 624 directly attaches
In polaroid 620 surface.Can realize by the way of coating or plated film etch again.First conductive layer 624 wraps
Include and intersected the first conductive grid formed by the first conductive thread 6244.Conductive material can be metal list
Matter, metal alloy, CNT, Graphene, organic conductive macromolecule or ITO.The of spaced insulation
One conductive unit 6242 can obtain by the first conductive layer 624 is carried out break line treatment.
Please continue to refer to Fig. 2 and Fig. 3, filtering assembly 64 includes transparent substrates 640, light shield layer 642, filters
Layer 644 and the second conductive layer 646.The material of transparent substrates 640 can be such as glass, is specifically as follows sial
Silicate glass and calcium soda-lime glass, have good cohesive force through plasma treatment rear surface.General, thoroughly
The thickness range of bright substrate 640 can be 0.1mm～0.5mm.
Light shield layer 642 is arranged at transparent substrates 640 side, and light shield layer 642 is in lattice-shaped, including mutually handing over
The gridline of fork.Split formed space by gridline and form grid cell.Light shield layer 642 is by with black
The photoresist of color dyestuff is formed, and has opaqueness, can use exposure-development processing procedure.First conductive thread
6244 all fall within gridline in the projection of light shield layer 642.
Filter layer 644 includes multiple filter unit 6442, and filter unit 6442 is contained in grid cell.Permissible
One filter unit 6442 is contained in a grid cell, it is also possible to a filter unit 6442 is contained in many
Individual grid cell.Filter unit 6442 is formed for chromatic photoresist, and multiple filter units 6442 form filter layer
644.Chromatic photoresist generally comprises red (red, R) photoresistance, green (green, G) photoresistance or indigo plant (blue, B)
Photoresistance, is used for making incident illumination be transformed into monochromatic light, it is achieved filtering functions.
Offering the second groove 6422 on gridline, the second conductive layer 646 is by being filled in the second groove 6422
Conductive material is formed.Conductive material can be metal simple-substance, metal alloy, CNT, Graphene, have
Machine conducting polymer or ITO.Second conductive layer 646 includes multiple spaced setting extended in a second direction
The second conductive unit 6462, the second conductive unit 6462 includes being intersected to form by the second conductive thread 6464
The second conductive grid.The second spaced conductive unit 6462 is by being carried out by the second conductive layer 646
Break line treatment obtains.
Wherein, first direction is not parallel with second direction, the first conductive unit 6242 and the second conductive unit 6462
The most spaced and insulation, formed mutual inductance type capacitive sensing structure.
Above-mentioned polarisation-filtration module, the first conductive layer 624 and the second conductive layer 646 constitute capacitive sensing structure,
Make polarisation-filtration module 60 can realize touch control operation, polarization light function and filtering functions simultaneously, and without carrying out
Put up a bridge and design, reduce task difficulty.When above-mentioned polarisation-filtration module 60 is applied to display screen, can be direct
Make display screen have touch function, it is not necessary to assemble a touch screen the most on a display screen, not only contribute to reduce electricity
The thickness of sub-product, is also greatly saved material and assembly cost.First conductive thread 6244 is in shading simultaneously
The projection of layer 642 all falls within gridline, the second conductive thread 6464 be formed directly on gridline the
In two grooves 6422, because light shield layer 642 has opaqueness, thus the first conductive layer 624 and second is led
Electric layer 646 will not block filter layer 644, will not reduce the light transmittance of filter layer 644.
The degree of depth of the first groove 6222 is less than the thickness of the first impressing glue-line 622, the first conductive thread 6244
Thickness be not more than the degree of depth of the first groove 6222.The degree of depth of the second groove 6422 is less than light shield layer 642
Thickness, the thickness of the second conductive thread 6464 is less than the degree of depth of the second groove 6422.It is possible to prevent first to lead
After electric layer 624 and the second conductive layer 646 are formed, then it is scraped off in follow-up technique.
In one embodiment, at least one in the first conductive thread 6244 and the second conductive thread 6464
Live width is less than the live width of described gridline.Can the first conductive thread 6244 and the second conductive thread 6464
Live width is both less than the width of gridline, can reduce conductive thread and expose the risk of gridline.Reality at other
Execute in example, it is also possible to any one live width of the first conductive thread 6244 and the second conductive thread 6464 is less than grid
The live width of ruling.In other embodiments, it is also possible to the first conductive thread 6244 and the second conductive thread 6464
Live width equal to the live width of gridline because the first conductive thread 6244 alignment grid ruling, and the second conductive filament
Line 6464 is formed at gridline, and gridline has opaqueness, so visually-clear can be formed.
In one embodiment, the material of the first impressing glue-line 622 is solvent-free ultra-violet curing acryl resin.
First impressing glue-line 622 is transparence, does not affect the transmitance of entirety.In other embodiments, first
The material of impressing glue-line 622 can also be On Visible Light Cured Resin or heat reactive resin.First impressing glue-line 622
Thickness can be 2 μm～10 μm.
Refer to Fig. 2 and Fig. 4, utilize translucent adhesive to bond polarization elements 62 and filtering assembly 64
Time, the transparent substrates 640 of filtering assembly 64 can be not provided with one side and the polarisation group of the second conductive layer 646
The polaroid 620 of part 62 is not provided with the one side of the first conductive layer 624 and fits.As shown in Figure 5 and Figure 6,
The transparent substrates 640 of filtering assembly 64 can also be not provided with one side and the polarization elements of the second conductive layer 646
The polaroid 620 of 62 is provided with the one side of the first conductive layer 624 and utilizes translucent adhesive to fit.
Refer to Fig. 2, owing to the first conductive thread 6244 fully falls in gridline in the projection of light shield layer 642
On, the second conductive thread 6464 is formed directly into and is opened on gridline in the second groove 6422, so the
One conductive thread 6244 and gridline are spatially directed at, and the second conductive thread 6464 is directed at gridline.By
The first conductive grid that first conductive thread 6244 intersects to form can be regular polygon, as square, rhombus,
Regular hexagon.The second conductive grid intersected to form by the second conductive thread 6464 can be regular polygon, as
Square, rhombus, regular hexagon.First conductive thread 6244 and the second conductive thread 6464 can be straight
Line, curve or broken line.
In one embodiment, the adjacent distance between described first conductive unit 6242 is
0.5 μm～50 μm；The adjacent distance between described second conductive unit 6462 is 0.5 μm～50 μm.
Referring to Fig. 7 to Figure 10, each first conductive grid accommodates in the described projection at filter layer 644
At least one filter unit 6442.Each second conductive grid accommodates at least one filter unit 6442.
As it is shown in fig. 7, each first conductive grid accommodates a filter unit in the projection of filter layer 644
6442.The electric conductivity of the first conductive layer 624 can be increased.Each second conductive grid accommodates a filter
Light unit 6442.The electric conductivity of the second conductive layer 646 can be increased.
As shown in Fig. 8 to Figure 10, the projection on filter layer 644 of each first conductive grid accommodates at least
Two filter units 6442.Each second conductive grid accommodates at least two filter unit 6442.Can root
The filter unit 6442 accommodated is determined according to the requirement of the coating weight to the resistance requirement of conductive layer and conductive material
Quantity.
Now can be divided into three kinds of situations, such as, with laterally as X-axis, the direction of vertical transverse is Y-axis.Such as figure
Shown in 8, the most in the X-axis direction, the projection on filter layer 644 of each first conductive grid accommodate to
Few two filter units 6442.Each second conductive grid accommodates at least two filter unit 6442.Such as figure
Shown in 9, the most in the Y-axis direction, the projection on filter layer 644 of each first conductive grid accommodate to
Few two filter units 6442.Each second conductive grid accommodates at least two filter unit 6442.Such as figure
Shown in 10, simultaneously in X-axis and Y direction, the projection on filter layer 644 of each first conductive grid
Accommodate at least two filter unit 6442.Each second conductive grid accommodates at least two filter unit
6442。
In one embodiment, each first conductive grid is at the filter unit of the projection receiving of filter layer 644
Filter unit 6442 number that 6442 numbers accommodate with each second conductive grid can differ.Effectively reduce system
Make difficulty.Certainly, in other embodiments, it is also possible to each first conductive grid is at filter layer 644
Filter unit 6442 number that projection accommodates is identical with filter unit 6442 number that each second conductive grid accommodates.
Polarisation-the filtration module with touch control operation function as shown in Figure 2 and Figure 5, when the first conductive layer 624
Using impressing mode to prepare, its manufacturing process is as follows:
(1) at surface of polaroid 620 coating impressing glue, and with the first conductive unit 6242 phase
Nested impression block imprints on impressing glue surface and solidifies, and obtains required first conductive unit 6242
First groove 6222.The present embodiment uses solvent-free ultra-violet curing acryl resin.In other embodiments,
The material of the first impressing glue-line 622 can also be On Visible Light Cured Resin or heat reactive resin.First impressing glue
The thickness of layer 622 can be 2 μm～10 μm.
(2) in the first groove 6222, fill conductive material and solidifying, obtain the of separate, insulation
One conductive unit 6242, the first conductive unit 6242 includes being intersected by the first conductive thread 6244 being formed
The first conductive grid.Conductive material can be metal simple-substance, metal alloy, CNT, Graphene,
Organic conductive macromolecule or ITO.Obtain the polarization elements 62 with the first conductive layer 624.
(3) first carry out Plasma process on a surface of transparent substrates 640, remove transparent substrates 640
Surface dirty, and make surface ionizing, increases follow-up with other material cohesive force.
(4) at the above-mentioned treated surface of transparent substrates 640 one layer of light with black dyes of whole topcoating cloth
Photoresist.
(5) utilize the impression block being nested with the second conductive unit 6462 in the photoetching with black dyes
Imprint on glue and solidify, obtaining required second groove 6422.The most preferably carry out para-position process, i.e.
Two grooves 6422 are located in final grid line line region.If not para-position processes, then need to guarantee follow-up to contaminate with black
After the photoresist etching of material, each second conductive unit 6462 electrically conducts, and i.e. will not all break.
(6) in the second groove 6422, fill conductive material and solidifying, obtain the of separate, insulation
Two conductive units 6462, the second conductive unit 6462 includes intersected to form by the second conductive thread 6464
Two conductive grids.Conductive material can be metal simple-substance, metal alloy, CNT, Graphene, organic
Conducting polymer or ITO.
(7) utilize lithographic technique that the photoresist with black dyes is etched, by filter unit 6442
The photoresist with black dyes in region removes, thus obtains being embedded with the light shield layer of the second conductive thread 6464
642, light shield layer 642 is in lattice-shaped, including by cross one another gridline, gridline splits and is formed
Space forms grid cell.Wherein the first conductive thread 6244 all falls within grid in the projection of light shield layer 642
On line.
(8) plate/coat R/G/B chromatic photoresist by several times in grid cell region again, form multiple filter unit
6442, multiple filter units 6442 form filter layer 644, thus obtain the filter with the second conductive layer 646
Optical assembly 64.
(9) by the polarization elements 62 with the first conductive layer 624 and the optical filtering with the second conductive layer 646
Assembly 64 is bondd by transparent adhesive and solidifies, obtain described in have the polarisation of touch control operation function-
Filtration module.
As shown in Figure 4 and Figure 6 the polarisation-filtration module with touch control operation function, when the first conductive layer
624 by being coated with/plating layer of conductive material, then be etched and obtain the first conductive unit 6242, and its manufacturing process is such as
Under:
(1) plate layer of conductive material on whole an of surface of polaroid 620 or be coated with one layer of conductive ink and solidify.
Conductive material can be metal simple-substance, metal alloy, CNT, Graphene, organic conductive macromolecule or
ITO。
(2) coating photoresist, utilizes the first corresponding covering of conductive unit 6242 with the first conductive layer 624
Described photoresist is exposed, develops by lamina membranacea, only covers on the first conductive layer 624 and leads with first
The photoresist of the first conductive unit 6242 correspondence of electric layer 624, the photoresist in other place removes.
(3) utilize lithographic technique that the first conductive layer 624 is etched, obtain separate, the of insulation
One conductive unit 6242, the first conductive unit 6242 includes intersected to form by the first conductive thread 6244
One conductive grid, thus obtain the polarization elements 62 with the first conductive layer 624.
(4) first carry out Plasma process on a surface of transparent substrates 640, remove transparent substrates 640
Surface dirty, and make surface ionizing, increases follow-up with other material cohesive force.
(5) at the above-mentioned treated surface of transparent substrates 640 one layer of light with black dyes of whole topcoating cloth
Photoresist.
(6) utilize the impression block being nested with the second conductive unit 6462 in the photoetching with black dyes
Imprint on glue and solidify, obtaining required second groove 6422.The most preferably carry out para-position process, i.e.
Two grooves 6422 are located in final grid line line region.If not para-position processes, then need to guarantee follow-up to contaminate with black
After the photoresist etching of material, each second conductive unit 6462 electrically conducts, and i.e. will not all break.
(7) in the second groove 6422, fill conductive material and solidifying, obtain the of separate, insulation
Two conductive units 6462, the second conductive unit 6462 includes intersected to form by the second conductive thread 6464
Two conductive grids.Conductive material can be metal simple-substance, metal alloy, CNT, Graphene, organic
Conducting polymer or ITO.
(8) utilize lithographic technique that the photoresist with black dyes is etched, by filter unit 6442
The photoresist with black dyes in region removes, thus obtains being embedded with the light shield layer of the second conductive thread 6464
642, light shield layer 642 is in lattice-shaped, including by cross one another gridline, gridline splits and is formed
Space forms grid cell.Wherein the first conductive thread 6244 all falls within grid in the projection of light shield layer 642
On line.
(9) plate/coat R/G/B chromatic photoresist by several times in grid cell region again, form multiple filter unit
6442, multiple filter units 6442 form filter layer 644, thus obtain the filter with the second conductive layer 646
Optical assembly 64.
(10) by the polarization elements 62 with the first conductive layer 624 and the optical filtering with the second conductive layer 646
Assembly 64 is bondd by transparent adhesive and solidifies, obtain described in have the polarisation of touch control operation function-
Filtration module.
The material that first conductive layer 624 and the second conductive layer 646 are selected only is expanded to transparent material by tradition
All suitable conductive materials；When metal material selected by conductive material, resistance and reduction can be substantially reduced
The energy consumption of touch screen.
Above-mentioned polarisation-the filtration module 60 with touch controllable function is bilayer conductive structure, it is not necessary to carries out bridging and sets
Meter, is substantially reduced task difficulty.
Use above-mentioned polarisation-filtration module 60, can reduce liquid crystal display (LiquidCrystalDisplay,
LCD) signal disturbing to touch-control effect.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is as the criterion.
Claims (10)
1. polarisation-filtration module, it is characterised in that including:
Polarization elements, including polaroid, and is arranged at the first conductive layer of described polaroid side, and described
One conductive layer includes the first conductive unit of multiple spaced setting extended in a first direction, described first
Conductive unit includes being intersected by the first conductive thread the first conductive grid formed；
Filtering assembly, including transparent substrates, light shield layer, filter layer and the second conductive layer, described light shield layer sets
Being placed in described transparent substrates side, described light shield layer is lattice-shaped, including cross one another gridline, by institute
Stating the space formation grid cell that gridline segmentation is formed, described filter layer includes multiple filter unit, institute
Stating filter unit and be contained in described grid cell, described gridline offers the second groove, described second conduction
Layer formed by the conductive material being filled in the second groove, described second conductive layer include multiple in a second direction
Second conductive unit of the spaced setting extended, described second conductive unit includes by the second conductive thread
The second conductive grid intersected to form；
Described first direction is not parallel with described second direction, described first conductive unit and described second conduction
Unit is the most spaced and insulate, and described first conductive thread is in the orthographic projection of described gridline
All fall within gridline；
Wherein, described first conductive layer is arranged at described polaroid and is intended for the side of described filtering assembly.
Polarisation-filtration module the most according to claim 1, it is characterised in that described polarization elements also wraps
Including the first impressing glue-line being attached at described polaroid, described first impressing glue-line offers the first groove, institute
State the first conductive layer to be formed by the conductive material being filled in described first groove.
Polarisation-filtration module the most according to claim 2, it is characterised in that described first groove deep
Degree is less than the thickness of described first impressing glue-line, and the thickness of described first conductive thread is not more than described first recessed
The degree of depth of groove.
Polarisation-filtration module the most according to claim 1, it is characterised in that described first conductive layer is straight
Connect and be attached to described polaroid surface.
Polarisation-filtration module the most according to claim 1, it is characterised in that described second groove deep
Degree is less than the thickness of described light shield layer, and the thickness of described second conductive thread is not more than the deep of described second groove
Degree.
Polarisation-filtration module the most according to claim 1, it is characterised in that described first conductive thread
With the live width that the live width of at least one in described second conductive thread is less than described gridline.
Polarisation-filtration module the most according to claim 1, it is characterised in that adjacent described first is led
Distance between electric unit is 0.5 μm～50 μm；The adjacent distance between described second conductive unit is
0.5 μm～50 μm.
Polarisation-filtration module the most according to claim 1, it is characterised in that each described first conduction
Grid projection on described filter layer accommodates at least one filter unit.
Polarisation-filtration module the most according to claim 1, it is characterised in that each described second conduction
Grid accommodates at least one filter unit.
10. one kind touches display screen, it is characterised in that the lower polaroid that includes stacking gradually, TFT electrode,
Liquid Crystal Module and as in one of claimed in any of claims 1 to 9 polarisation-filtration module.
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| CN201310282695.2A CN103336383B (en) | 2013-07-05 | 2013-07-05 | Polarisation-filtration module and touch display screen |
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| CN201310282695.2A CN103336383B (en) | 2013-07-05 | 2013-07-05 | Polarisation-filtration module and touch display screen |
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| CN103336383B true CN103336383B (en) | 2016-08-10 |
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