CN103353809B - Optical filter module and use the touch display screen of this optical filter module - Google Patents
Optical filter module and use the touch display screen of this optical filter module Download PDFInfo
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- CN103353809B CN103353809B CN201310329022.8A CN201310329022A CN103353809B CN 103353809 B CN103353809 B CN 103353809B CN 201310329022 A CN201310329022 A CN 201310329022A CN 103353809 B CN103353809 B CN 103353809B
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Abstract
A kind of optical filter module; the filter layer arranged including stacking and protective layer; filter layer includes light filter substrate, the light shielding part being located at light filter substrate and multiple filter unit; multiple filter units form optical filtering portion, are provided with interval between multiple filter units, and light shielding part is lattice-shaped; including some cross one another gridlines; at the interval that gridline is located between filter unit, gridline forms some grid cells, and each filter unit is contained in a grid cell of correspondence；Protective layer includes protecting film substrate, impressing glue-line and the conductive layer set gradually; conductive layer is embedded at the impressing glue-line side away from protecting film substrate; conductive layer includes the first conductive pattern and the second conductive pattern; form induction structure; the conductive grid constituted by some conductive threads is formed, and above-mentioned optical filter module can realize touch control operation and filtering functions simultaneously, not only reduce the thickness of electronic product; save material and assembly cost simultaneously, also provide for a kind of touch display screen simultaneously.
Description
Technical field
The present invention relates to touch screen technology field, particularly relate to a kind of optical filter module and use this optical filter
The touch display screen of module.
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.But, touch screen is as the assembly with display screen independence, at the electronics realizing man-machine interaction for some
During product, it is required to the size according to display screen and orders, assemble the most again, show to be formed to touch
Display screen, touch display screen can have touch control operation to be display function simultaneously.Existing touch screen and display screen
Assembling mainly have a two ways, i.e. frame patch and entirely fitting.Frame patch is by the edge patch of touch screen with display screen
Closing, full laminating is by whole of the upper surface laminating of the lower surface of touch screen Yu display screen.
Display screen mainly includes polaroid, optical filter module, Liquid Crystal Module and thin film transistor (TFT) (TFT, Thin
Film Transistor), polaroid, optical filter module, Liquid Crystal Module and thin film transistor (TFT) it is combined into display
During screen, there is bigger thickness, and when continuing laminating touch screen on display screen, will be further increased
Its thickness, furthermore, many one attaching process, it is meant that add the probability that product is bad, be greatly increased
The production cost of product.
Summary of the invention
Based on this, it is necessary to provide a kind of optical filter mould advantageously reducing electronic product thickness and production cost
Block and use the touch display screen of this optical filter module.
A kind of optical filter module, the filter layer arranged including stacking and protective layer,
Described filter layer includes light filter substrate, the light shielding part being located at described light filter substrate and multiple filter unit,
The plurality of filter unit forms optical filtering portion, is provided with interval, described light shielding part between the plurality of filter unit
In lattice-shaped, including some cross one another gridlines, described gridline is located between described filter unit
At interval, described gridline forms some grid cells, and each filter unit is contained in a grid list of correspondence
In unit,；
Described protective layer includes protecting film substrate, impressing glue-line and conductive layer, the described impressing glue set gradually
Layer coats described protecting film substrate, and described impressing glue-line is embedded with away from the side of described protecting film substrate
Described conductive layer, described conductive layer includes the first conductive pattern and the second conductive pattern, described first conductive pattern
Case and the second conductive pattern are spaced in the plane development direction of described impressing glue-line, described first conductive pattern
Case and the second conductive pattern spaced formation induction structure, described first conductive pattern and described second conduction
Pattern all includes the some conductive grids being made up of conductive thread.
Wherein in an embodiment, described impressing glue-line offers pre-away from the side of described protecting film substrate
First groove of shaped and the second groove, the conductive thread of described first conductive pattern is contained in described first
Groove, is solidify to form by the conductive material being filled in described first groove；Leading of described second conductive pattern
Electrical filament line is contained in described second groove, the conductive material being filled in described second groove solidify to form.
Wherein in an embodiment, described conductive thread is curve, straight line or broken line.
Wherein in an embodiment, the live width scope of the conductive thread of described conductive grid be 200nm～
5μm。
Wherein in an embodiment, the projection on described light filter substrate of the conductive thread described at least one falls
In described grid cell.
Wherein in an embodiment, described conductive thread is just to described gridline, and described conductive thread is in institute
State the projection on light shielding part to fully fall on described gridline.
Wherein in an embodiment, the projection on described light filter substrate of each described conductive grid accommodates
One filter unit.
Wherein in an embodiment, the projection on described light filter substrate of each described conductive grid accommodates
At least two filter unit.
Wherein in an embodiment, also include conducting bridge, being electrically connected to both ends of in of described conducting bridge
Two the second conductive patterns of described first conductive pattern both sides, and described conducting bridge and described first conductive pattern
Insulate between case.
Wherein in an embodiment, described conducting bridge is transparent conductive material, and described conducting bridge is located at described
Impressing film surface, is provided with transparent insulating barrier between described conducting bridge and described first conductive pattern.
Wherein in an embodiment, described impressing glue-line includes being sequentially stacked in described protecting film substrate
One impressing glue and the second impressing glue-line, described conductive layer is embedded in described first impressing glue-line, described conduction
Bridge is embedded in described second impressing glue-line, and described conducting bridge includes being connected, by conductive thread, the bridge part formed,
Described bridge part be electrically connected to both ends of in the second conductive pattern of described first conductive pattern both sides, described
Bridge part is by the second impressing glue-line and the first corresponding conductive pattern between its with the first conductive pattern
Insulation.
Wherein in an embodiment, also including the through-Penetration portion being positioned at bridge part two ends, described through-Penetration portion is embedded in
The degree of depth of described impressing glue-line embeds the degree of depth of described impressing glue-line to lead with described second more than described bridge part
Electrical pattern electrically connects, and described bridge part electrically connects the two of described first conductive pattern both sides by described through-Penetration portion
Individual second conductive pattern.
Wherein in an embodiment, each described through-Penetration portion is connected to the second corresponding conductive pattern extremely
Few two conductive threads.
Wherein in an embodiment, it is mutual that the side of each described first conductive pattern is arranged with at least two
Second conductive pattern at interval, the described second conductive pattern mutually insulated of each first conductive pattern both sides.
Wherein in an embodiment, described first conductive pattern is provided with and guides described protecting film substrate edge
First contact conductor, described second conductive pattern is provided with and guides the second electrode of described protecting film substrate edge and draw
Line.
Wherein in an embodiment, described first contact conductor and the second contact conductor be embedded at described
Conductive grid in impressing glue-line or single bundle solid conductor.
Wherein in an embodiment, described first contact conductor and the second contact conductor be formed at described
The list bundle solid conductor of impressing film surface.
A kind of touch display screen, including the TFT electrode stacked gradually, Liquid Crystal Module, public electrode, more than
Described optical filter module, polaroid.
Above-mentioned optical filter module and use the touch display screen of this optical filter module, optical filter module can be simultaneously
Realize touch control operation and filtering functions, as the combination of two assemblies indispensable in display screen, be used for showing
Time in display screen, display screen can be directly made to have touch controllable function, it is not necessary to assemble a touch screen the most on a display screen,
Not only contribute to reduce the thickness of electronic product, be 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 optical filter module of an embodiment；
Fig. 3 is the structural representation of the protective layer of an embodiment；
Fig. 4 is the structural representation at another visual angle of the protective layer shown in Fig. 3；
Fig. 5 is the structural representation of protective layer in another embodiment；
Fig. 6 is the structural representation of protective layer in another embodiment；
Fig. 7 is the structural representation that in an embodiment, conductive thread projects on light filter substrate；
Fig. 8 is the structural representation that in another embodiment, conductive thread projects on light filter substrate；
Fig. 9 is the structural representation that in another embodiment, conductive thread projects on light filter substrate；
Figure 10 is the structural representation that in a further embodiment, conductive thread projects on light filter substrate.
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.
The present invention proposes advantageously reduce the optical filter module of electronic product thickness and production cost and use this filter
The touch display screen of mating plate.This optical filter module can realize touch operation and display function, so that touching aobvious
Display screen has touch display function.
Refer to Fig. 1, be 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, optical filter module 200 and upper polaroid 50.
TFT electrode 20 includes glass-base 24 and the show electrode 22 being arranged on glass-base 24.Liquid crystal
Module 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 lower inclined
Mating plate 10, it is only necessary to upper polaroid 50.The lower polaroid 10 of the present embodiment, TFT electrode 20, liquid
Crystal module 30, public electrode 40, the structure of upper polaroid 50 and function can be identical with existing product,
This repeats no more.
Touch display screen 100 have simultaneously tangible operation and can filtering functions, make display screen have touch aobvious
Show function.Display screen can be straight-down negative or the former LCDs of side following formula light.
Following emphasis describes optical filter module 200.
Referring to Fig. 2, the optical filter module 200 in an embodiment, including filter layer 210 and protective layer 220.
Protective layer 220 stacking is arranged at filter layer 210, and protective layer 220 is near public electrode 40 side, filter layer
210 near upper polaroid 50 side.Wherein, filter layer 210 includes light filter substrate 212, is located at optical filtering base
Multiple filter units of sheet 212 and light shielding part 2124, multiple filter units form optical filtering portion 2122.Many
It is provided with interval between individual filter unit, is filled with shade at interval and forms light shielding part 2124.Light shielding part 2124
In lattice-shaped, including some cross one another gridlines, described gridline is located between described filter unit
At interval, described gridline forms some grid cells, and each filter unit is contained in a grid list of correspondence
In unit.Certainly, in other examples, it is also possible to make protective layer 220 near upper polaroid 50, filter
Layer 210 is near public electrode 40 side.
Protective layer 220 includes protecting film substrate 222, impressing glue-line 224 and the conductive layer 226 set gradually.
Impressing glue-line 224 coats protecting film substrate 222, and impressing glue-line 224 is away from the one of protecting film substrate 222
Side is embedded with conductive layer 226.Conductive layer 226 includes the first conductive pattern 2262 and the second conductive pattern 2264,
First conductive pattern 2262 and the second conductive pattern 2264 phase on the plane development direction of impressing glue-line 224
Interval mutually, the first conductive pattern 2262 and the second conductive pattern 2264 spaced formation induction structure, the
One conductive pattern 2262 and the second conductive pattern 2264 all include the some conductive mesh being made up of conductive thread a
Lattice.
Above-mentioned optical filter module 200, by using the protective layer 220 below light filter substrate 212 as carrier,
After forming impressing glue-line 224 on protecting film substrate 222, then it is embedded conductive layer 226, shape at impressing glue-line 224
Become capacitive sensing structure, make optical filter module 200 can realize touch control operation and filtering functions simultaneously.By above-mentioned
When optical filter module 200 is applied to display screen, can be directly that display screen has touch controllable function, it is not necessary to again aobvious
Assemble a touch screen in display screen, not only contribute to reduce electronic product thickness, be also greatly saved material and
Assembly cost.
Specific in the present embodiment, light shielding part 2124 is that black out ink, shading resin or shading coating are formed,
There is opaqueness.In lattice-shaped, grid cell is square so that the photoresistance arrangement in optical filtering portion 2122 is more compact.
Grid in the same size, beneficially RGB colour developing is uniformly.Light shielding part 2124 can be prevented effectively from chromatic photoresist phase
Colour contamination between Hu.Grid cell in the lattice-shaped that light shielding part 2124 is formed can also be circular or irregular
Polygon.
Referring again to Fig. 2 and Fig. 3, specific in the present embodiment, impressing glue-line 224 is away from protecting film substrate
The side of 222 offers the first groove and second groove of reservation shape, the conduction of the first conductive pattern 2262
Silk thread a is contained in the first groove, the conductive material being filled in the first groove solidify to form.Second conduction
The conductive thread a of pattern is contained in the second groove, the solidification of the conductive material in the second groove shape by being filled in
Become.First groove and the second groove are all formed by the way of pattern imprint, then at the first groove and second
Groove fills conductive material, forms patterned first conductive pattern 2262 and the second conductive pattern 2264, the
One conductive pattern 2262 and the second conductive pattern 2264 are spaced with insulation.First conductive pattern 2262
Thickness is not more than the degree of depth of the first groove, and the thickness of the second conductive pattern 2264 is not more than the degree of depth of the first groove,
To ensure the light transmission of conductive layer 226.
Above-mentioned optical filter module 200, owing to conductive layer 226 is to be imprinted with masterplate in advance at impressing glue-line 224
Impressing has the first groove and second groove of reservation shape, then fills in the first groove and the second groove and lead
Electric material is formed, so the first conductive pattern 2262 and the second conductive pattern 2264 can an imprinting moulding,
Without to every equal patterned etch of a piece of conductive pattern, enormously simplify manufacturing process, eliminate etching simultaneously
Step, can save substantial amounts of conductive material.Conductive material can be metal material, CNT, Graphene,
Organic conductive macromolecule or ITO etc., preferably metal material, such as nanometer silver paste.When conductive material is ITO
Time, cost savings are the most obvious.It addition, be imprinted with masterplate to control density and the conductive thread of conductive grid
Live width, conductive grid can be made to reach visually-clear, now, conductive thread a can alignment grid ruling i.e. shading
Portion 2124, it is possible to misalignment gridline.When select metal as conductive material time, can be substantially reduced resistance with
Reduce the energy consumption touching display screen.
Specific in the present embodiment, conductive grid can be regular or random conductive grid.Described conduction
Silk thread a is curve, straight line or broken line.And the throwing that conductive thread described at least one is on described light filter substrate
Shadow falls within described grid cell, and now the live width scope of conductive thread a is 200nm～5 μm, meets vision
On transparent.When conductive grid is random conductive grid, can avoid producing serious Moire fringe, carry
High Consumer's Experience sense.Conductive thread a can have any shape, and reduces production requirement, works as conductive filament simultaneously
When line a is curve or broken line, it is also possible to avoid serious Moire fringe, improve Consumer's Experience sense further.
In other examples, described conductive thread is just to described gridline, and described conductive thread is described
Projection on light shielding part fully falls on described gridline.Avoid conductive thread that the light transmission in optical filtering portion is caused
Impact.Now less to the linewidth requirements of conductive thread, the most no more than live width of gridline.
Referring to Fig. 7 and Fig. 9, specific in the present embodiment, each described conductive grid is at described light filter substrate
On projection accommodate a filter unit.Optical filtering portion 2124 is in lattice-shaped, for optical filtering portion in grid cell
2122, gridline is light shielding part 2124.Namely when conductive grid projects on light filter substrate 212, each
The all corresponding conductive grid of grid cell, the corresponding grid cell of the conductive thread of a conductive grid
Gridline, the conductive thread a of conductive grid can be straight line.Because each grid is to there being a conduction
Grid, so the density of conductive grid is relatively big, electric conductivity is preferable.
Certainly, referring to Fig. 8 and Figure 10, in other examples, each described conductive grid is described
Projection on light filter substrate accommodates at least two filter unit.The conductive thread a of conductive grid can be bent
Line or broken line.Now, the density of conductive grid reduces, and is conducive to increasing the transmittance of optical filter module.
Certainly, in other examples, the quantity of described grid cell is the whole of described conductive grid quantity
Several times.The corresponding grid cell of one conductive grid, a conductive grid correspondence now can occur simultaneously
The situation of at least two grid cell, the conductive thread a of conductive grid can be curve or broken line.Now,
The density of conductive grid reduces, and is conducive to increasing the transmittance of optical filter module.
Referring to Fig. 2, Fig. 4 and Fig. 7～Figure 10, specific in the present embodiment, described optical filtering portion 2122 includes
Chromatic photoresist, is formed with a chromatic photoresist in each grid.Chromatic photoresist the reddest (red, R) photoresistance,
Green (green, G) photoresistance or indigo plant (blue, B) photoresistance, be used for making incident illumination be transformed into monochromatic light, it is achieved
Filtering functions.
Referring to Fig. 3 and Fig. 4, it is also possible to include conducting bridge 2260, the two ends of described conducting bridge 2260 are respectively
It is electrically connected to two the second conductive patterns 2264 of the first conductive pattern 2262 both sides described in, and described conduction
Insulate between bridge 2260 and described first conductive pattern 2262.
Specific in the present embodiment, described conducting bridge 2260 is transparent conductive material, the conducting bridge 2260 of formation
On the surface of conductive layer 226, conducting bridge 2260 is formed by conductive thread a interconnection, and beneficially increase is led
The transmittance of electric layer 226.The two ends of conducting bridge 2260 are connected to the first conductive pattern 2262 both sides
It is provided with transparent between second conductive pattern 2264, and the first conductive pattern 2262 and the second conductive pattern 2264
Insulating barrier, so that the first conductive pattern 2262 and the second conductive pattern 2264 mutually insulated, forms monolayer many
The touch display screen of dot structure.
In other examples, during conducting bridge 2260 can also be embedded at impressing glue-line 224.Impressing glue-line
224 include the first impressing glue-line 2242 and the second impressing glue-line 2244, and the second impressing glue-line 2244 can pass through
The mode of graphical printing is formed at the first impressing glue-line 2242 surface.Described conductive layer 226 is embedded at described
In first impressing glue-line 2242, described conducting bridge 2260 is embedded in described second impressing glue-line 2244.Institute
Stating conducting bridge 2260 to include being connected, by conductive thread, the bridge part II formed, the two ends of described bridge part II are respectively
Being connected to two the second conductive patterns 2264 of described first conductive pattern 2260 both sides, described bridge part II leads to
Cross the second impressing glue-line 2244 and the first corresponding conductive pattern between its with the first conductive pattern 2260
Case 2262 insulate.
Referring to Fig. 5, in other examples, described conducting bridge 2260 also includes being positioned at bridge part II liang
The through-Penetration portion I of end, described bridge part II on the thickness direction of described protecting film substrate 222 by described the
Two imprint the glue-lines 2244 part between described bridge part II and described first conductive pattern 2262 and institute
Stating the first spaced insulation of conductive pattern 2262, described through-Penetration portion I runs through described second impressing glue-line 2244,
Connect two the second conductive patterns 2264 of described first conductive pattern 2262 both sides.Bridge part II is by conductive filament
Some conductive grids that line is constituted are constituted.The conducting bridge 2260 being embedded in the second impressing glue-line 224 can be subject to
Protection to the second impressing glue-line 224, it is to avoid damage in follow-up operation.Through-Penetration portion I is filled with conduction
Material so that through-Penetration portion I can be conducted electricity, through-Penetration portion I includes the some conductive grids being made up of conductive thread.
Specific in the present embodiment, each described through-Penetration portion I is connected to the second corresponding conductive pattern 2264
At least two conductive threads.If a wherein conductive thread fracture, another conductive thread still can turn on,
To ensure the effectiveness of electrically overlap joint, it is to avoid two the second conductive patterns of the first conductive pattern 2262 both sides
2264 do not electrically connect.
Refer to Fig. 6, in other examples, it is also possible to form induction structure by other means.Conduction
Layer 226 includes the first conductive pattern 2262 and the second conductive pattern 2264, each described first conductive pattern
The side of 2262 is arranged with the second conductive pattern 2264 that at least two is spaced, each first conductive pattern
Described second conductive pattern 2264 mutually insulated of 2262 both sides.Eliminate bridging step, simplify making stream
Journey.
Specific in the present embodiment, described first conductive pattern 2262 is provided with the described protecting film substrate 222 of guiding
First contact conductor 2266 at edge, described second conductive pattern 2264 is provided with the described protecting film substrate of guiding
Second contact conductor 2268 at 222 edges.First contact conductor 2266 and the second contact conductor 2268
It is formed at conductive layer 226 by the way of printing.Described first contact conductor 2266 and the second contact conductor
2268 are the conductive grid being embedded in described impressing glue-line 224 or single bundle solid conductor.First electrode
Lead-in wire 2266 and the second contact conductor 2268 can be all single bundle solid conductor or be made up of conductive thread
Grid lines.When the first contact conductor 2266 and the second contact conductor 2268 are single bundle solid conductor, must be with
Gridline i.e. light shielding part 2124 is directed at, and the i.e. first contact conductor 2266 and the second contact conductor 2268 are filtering
Projection on substrate 212 must be in gridline live width.When the first contact conductor 2266 and the second contact conductor
2268 when being conductive grid, and conductive thread a can be with alignment grid ruling i.e. light shielding part 2124, it is also possible to misalignment
Gridline, during misalignment gridline, the live width of conductive thread a may range from 500nm～5 μm, to ensure
First contact conductor 2266 and the second contact conductor 2268 are visually-clear.
Contact conductor in conductive pattern is network, it is simple to scratch when filling conductive material, conduction
Material is the most retained the most not to be blown off, for nanometer silver paste, when sintering, and will not
Produce agglomeration effect to produce the ping-pong ball scattered and cause the second contact conductor 2268 to rupture.
In other examples, described first contact conductor 2266 and the second contact conductor 2268 are shape
The list bundle solid conductor on glue-line 224 surface is imprinted described in Cheng Yu.When the first contact conductor 2266 and the second electrode
When lead-in wire 2268 is single bundle solid conductor, must be directed at gridline i.e. light shielding part 2124, the i.e. first electrode draws
Line 2266 and the projection on light filter substrate 212 of second contact conductor 2268 must be in gridline live widths.
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 (14)
1. an optical filter module, the filter layer arranged including stacking and protective layer, it is characterised in that
Described filter layer includes light filter substrate, the light shielding part being located at described light filter substrate and multiple filter unit,
The plurality of filter unit forms optical filtering portion, is provided with interval, described light shielding part between the plurality of filter unit
In lattice-shaped, including some cross one another gridlines, described gridline is located between described filter unit
At interval, described gridline forms some grid cells, and each filter unit is contained in a grid list of correspondence
In unit；
Described protective layer includes protecting film substrate, impressing glue-line and conductive layer, the described impressing glue set gradually
Layer coats described protecting film substrate, and described impressing glue-line is embedded with away from the side of described protecting film substrate
Described conductive layer, described conductive layer includes the first conductive pattern and the second conductive pattern, described first conductive pattern
Case and the second conductive pattern are spaced in the plane development direction of described impressing glue-line, described first conductive pattern
Case and the second conductive pattern spaced formation induction structure, described first conductive pattern and described second conduction
Pattern all includes the some conductive grids being made up of conductive thread；
Wherein, described light shielding part and described optical filtering portion be arranged at described light filter substrate and described protecting film substrate it
Between, described light shielding part and described optical filtering portion are positioned at the described protecting film substrate surface towards described light filter substrate,
Described impressing glue-line and described conductive layer are positioned at the described protecting film substrate surface back on described light filter substrate；
Described optical filter also includes conducting bridge, and being electrically connected to both ends of of described conducting bridge is led in described in one first
Two the second conductive patterns of electrical pattern both sides, and insulate between described conducting bridge and described first conductive pattern,
Described impressing glue-line includes being sequentially stacked the first impressing glue-line in described protecting film substrate and the second impressing glue
Layer, described conductive layer is embedded in described first impressing glue-line, and described conducting bridge is embedded at described second impressing
In glue-line, described conducting bridge includes being connected, by conductive thread, the bridge part formed, and the two ends of described bridge part are divided
Be not electrically connected to the second conductive pattern of described first conductive pattern both sides, described bridge part by be positioned at its with
The second impressing glue-line between first conductive pattern and the first corresponding conductive pattern insulation.
Optical filter module the most according to claim 1, it is characterised in that described impressing glue-line is away from institute
The side stating protecting film substrate offers the first groove and second groove of reservation shape, described first conductive pattern
The conductive thread of case is contained in described first groove, by the conductive material solidification being filled in described first groove
Formed；The conductive thread of described second conductive pattern is contained in described second groove, by being filled in described second
Conductive material in groove solidify to form.
Optical filter module the most according to claim 2, it is characterised in that described conductive thread be curve,
Straight line or broken line.
Optical filter module the most according to claim 3, it is characterised in that the conduction of described conductive grid
The live width scope of silk thread is 200nm～5 μm.
Optical filter module the most according to claim 4, it is characterised in that conductive filament described at least one
Line projection on described light filter substrate falls within described grid cell.
Optical filter module the most according to claim 3, it is characterised in that described conductive thread is just to institute
Stating gridline, the projection on described light shielding part of the described conductive thread fully falls on described gridline.
Optical filter module the most according to claim 6, it is characterised in that each described conductive grid exists
Projection on described light filter substrate accommodates a filter unit.
Optical filter module the most according to claim 6, it is characterised in that each described conductive grid exists
Projection on described light filter substrate accommodates at least two filter unit.
Optical filter module the most according to claim 1, it is characterised in that described conducting bridge also includes position
In the through-Penetration portion at described bridge part two ends, described through-Penetration portion is embedded in the degree of depth of described impressing glue-line more than described bridge
Connect portion embed described impressing glue-line the degree of depth to electrically connect with described second conductive pattern, described bridge part passes through
Described through-Penetration portion electrically connects two the second conductive patterns of described first conductive pattern both sides.
Optical filter module the most according to claim 9, it is characterised in that each described through-Penetration portion is even
It is connected at least two conductive threads of the second corresponding conductive pattern.
11. optical filter module according to claim 1, it is characterised in that described first conductive pattern
Being provided with the first contact conductor guiding described protecting film substrate edge, described second conductive pattern is provided with guiding institute
State the second contact conductor of protecting film substrate edge.
12. optical filter module according to claim 11, it is characterised in that described first contact conductor
And second contact conductor be the conductive grid being embedded in described impressing glue-line or single bundle solid conductor.
13. optical filter module according to claim 11, it is characterised in that described first contact conductor
And second contact conductor be the list bundle solid conductor being formed at described impressing film surface.
14. 1 kinds touch display screens, it is characterised in that the TFT electrode that includes stacking gradually, Liquid Crystal Module,
Public electrode, the optical filter module as described in any one in claim 1-13, polaroid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310329022.8A CN103353809B (en) | 2013-04-16 | 2013-07-31 | Optical filter module and use the touch display screen of this optical filter module |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310132696.9 | 2013-04-16 | ||
| CN 201310132696 CN103257745A (en) | 2013-04-16 | 2013-04-16 | Optical filter module and touch display screen with same |
| CN2013101326969 | 2013-04-16 | ||
| CN201310329022.8A CN103353809B (en) | 2013-04-16 | 2013-07-31 | Optical filter module and use the touch display screen of this optical filter module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103353809A CN103353809A (en) | 2013-10-16 |
| CN103353809B true CN103353809B (en) | 2016-11-16 |
Family
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310132696 Pending CN103257745A (en) | 2013-04-16 | 2013-04-16 | Optical filter module and touch display screen with same |
| CN201310329022.8A Expired - Fee Related CN103353809B (en) | 2013-04-16 | 2013-07-31 | Optical filter module and use the touch display screen of this optical filter module |
| CN201320464447.5U Expired - Fee Related CN203386178U (en) | 2013-04-16 | 2013-07-31 | Optical filter module and touch display screen comprising optical filter module |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310132696 Pending CN103257745A (en) | 2013-04-16 | 2013-04-16 | Optical filter module and touch display screen with same |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320464447.5U Expired - Fee Related CN203386178U (en) | 2013-04-16 | 2013-07-31 | Optical filter module and touch display screen comprising optical filter module |
Country Status (1)
| Country | Link |
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| CN (3) | CN103257745A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257745A (en) * | 2013-04-16 | 2013-08-21 | 南昌欧菲光显示技术有限公司 | Optical filter module and touch display screen with same |
| CN106855764B (en) * | 2015-12-09 | 2023-05-02 | 安徽精卓光显技术有限责任公司 | Touch display device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101630215A (en) * | 2009-06-29 | 2010-01-20 | 深圳莱宝高科技股份有限公司 | Capacitance type touch screen and manufacturing method thereof |
| CN101881899A (en) * | 2009-05-08 | 2010-11-10 | 义强科技股份有限公司 | Liquid crystal display |
| EP2527961A1 (en) * | 2010-03-25 | 2012-11-28 | Winsky Technology Limited | Touch Panel |
| CN102903423A (en) * | 2012-10-25 | 2013-01-30 | 南昌欧菲光科技有限公司 | Conduction structure in transparent conduction film, transparent conduction film and manufacture method thereof |
| CN203386178U (en) * | 2013-04-16 | 2014-01-08 | 南昌欧菲光显示技术有限公司 | Optical filter module and touch display screen comprising optical filter module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100835920B1 (en) * | 2001-12-27 | 2008-06-09 | 엘지디스플레이 주식회사 | Liquid Crystal Display Panel Associated With Touch Panel |
-
2013
- 2013-04-16 CN CN 201310132696 patent/CN103257745A/en active Pending
- 2013-07-31 CN CN201310329022.8A patent/CN103353809B/en not_active Expired - Fee Related
- 2013-07-31 CN CN201320464447.5U patent/CN203386178U/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881899A (en) * | 2009-05-08 | 2010-11-10 | 义强科技股份有限公司 | Liquid crystal display |
| CN101630215A (en) * | 2009-06-29 | 2010-01-20 | 深圳莱宝高科技股份有限公司 | Capacitance type touch screen and manufacturing method thereof |
| EP2527961A1 (en) * | 2010-03-25 | 2012-11-28 | Winsky Technology Limited | Touch Panel |
| CN102903423A (en) * | 2012-10-25 | 2013-01-30 | 南昌欧菲光科技有限公司 | Conduction structure in transparent conduction film, transparent conduction film and manufacture method thereof |
| CN203386178U (en) * | 2013-04-16 | 2014-01-08 | 南昌欧菲光显示技术有限公司 | Optical filter module and touch display screen comprising optical filter module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103353809A (en) | 2013-10-16 |
| CN103257745A (en) | 2013-08-21 |
| CN203386178U (en) | 2014-01-08 |
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Effective date of registration: 20170630 Address after: 330000 Jiangxi city of Nanchang Province Economic and Technological Development Zone HUANGJIAHU Road 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 Patentee before: Nanchang Ofilm Display Tech Co.,Ltd. |
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