CN103257745A - Optical filter module and touch display screen with same - Google Patents
Optical filter module and touch display screen with same Download PDFInfo
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- CN103257745A CN103257745A CN 201310132696 CN201310132696A CN103257745A CN 103257745 A CN103257745 A CN 103257745A CN 201310132696 CN201310132696 CN 201310132696 CN 201310132696 A CN201310132696 A CN 201310132696A CN 103257745 A CN103257745 A CN 103257745A
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Abstract
An optical filter module comprises an optical filter layer and a protecting layer which are stacked. The optical filter layer comprises an optical filter substrate, a shading part disposed on the optical filter substrate and a plurality of optical filter units. The optical filter units form an optical filter part. Intervals are arranged among the optical filter units. The shading part is grid-shaped and comprises a plurality of crossed grid lines which are located at the intervals of the optical filter units. The grid lines form a plurality of grid units. Each optical filter unit is accommodated in one corresponding grid unit. The protecting layer sequentially comprises a protecting film substrate, a pressing adhesive layer and a conducting layer, wherein the conducting layer is embedded on one side, away from the protecting film substrate, of the pressing adhesive layer, and the conducting layer comprises a first conducting pattern and a second conducting pattern which form an induction structure and are made of conducting meshes formed by a plurality of conducting wires. By the optical filter module, touch control and optical filter can be achieved simultaneously, thickness of electronic products is reduced, and materials and assembling cost are saved. The invention further provides a touch display screen.
Description
Technical field
The present invention relates to the touch screen technology field, particularly relate to a kind of optical filter module and use the touch display screen of this optical filter module.
Background technology
Touch-screen is the inductive arrangement that can receive input signals such as touch.Touch-screen has given information interaction brand-new looks, is extremely attractive brand-new information interaction equipment.The development of touch screen 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.
At present, having the electronic product that touches Presentation Function includes display screen and is positioned at touch-screen on the display screen.Yet, touch-screen as with display screen assembly independently, when being used for the electronic product that some realize man-machine interactions, all need to order according to the size of display screen, assembling afterwards, to form touch display screen, is Presentation Function but touch display screen can have touch control operation simultaneously again.The assembling of existing touch-screen and display screen mainly contains dual mode, and namely frame pastes and full the applying.The frame subsides are to be fitted in the edge of touch-screen and display screen, and full applying is whole the applying of upper surface with lower surface and the display screen of touch-screen.
Display screen mainly comprises polaroid, optical filter module, Liquid Crystal Module and thin film transistor (TFT) (TFT, Thin Film Transistor), when being combined into display screen by polaroid, optical filter module, Liquid Crystal Module and thin film transistor (TFT), had bigger thickness, and when continuing on the display screen applying touch-screen, will further increase its thickness, moreover, many one attaching process, just meaning has increased the bad probability of product, increases production cost of products greatly.
Summary of the invention
Based on this, be necessary to provide a kind of touch display screen that is conducive to reduce the optical filter module of electronic product thickness and production cost and uses this optical filter module.
A kind of optical filter module comprises filter layer and the protective seam of stacked setting,
Described filter layer comprises light filter substrate, is located at light shielding part and a plurality of filter unit of described light filter substrate, described a plurality of filter unit forms optical filtering portion, be provided with between described a plurality of filter unit at interval, described light shielding part is lattice-shaped, comprise some cross one another gridlines, described gridline is located at the interval between the described filter unit, and described gridline forms some grid cells, each filter unit is contained in the corresponding grid cell;
Described protective seam comprises the diaphragm substrate that sets gradually; impression glue-line and conductive layer; described impression glue-line is coated described diaphragm substrate; and described impression glue-line is embedded with described conductive layer away from a side of described diaphragm substrate; described conductive layer comprises first conductive pattern and second conductive pattern; described first conductive pattern and second conductive pattern are in the plane of described impression glue-line extension direction space; described first conductive pattern and the second conductive pattern space form induction structure, and described first conductive pattern and described second conductive pattern include the some conductive grids that are made of conductive thread.
Therein among embodiment, described impression glue-line offers first groove and second groove of reservation shape away from a side of described diaphragm substrate, the conductive thread of described first conductive pattern is contained in described first groove, is solidify to form by the conductive material that is filled in described first groove; The conductive thread of described second conductive pattern is contained in described second groove, is solidify to form by the conductive material that is filled in described second groove.
Among embodiment, described conductive thread is curve, straight line or broken line therein.
Among embodiment, the live width scope of the conductive thread of described conductive grid is 200nm～5 μ m therein.
Among embodiment, at least one projection of described conductive thread on described light filter substrate falls within the described grid cell therein.
Among embodiment, described conductive thread is over against described gridline therein, and described conductive thread all drops on the described gridline in the projection on the described light shielding part.
Among embodiment, each described conductive grid projection on described light filter substrate accommodates a filter unit therein.
Among embodiment, each described conductive grid projection on described light filter substrate accommodates at least two filter units therein.
Among embodiment, also comprise conducting bridge therein, the two ends of described conducting bridge are electrically connected on two second conductive patterns of described first conductive pattern both sides respectively, and insulate between described conducting bridge and described first conductive pattern.
Among embodiment, described conducting bridge is transparent conductive material therein, and described conducting bridge is located at described impression glue-line surface, is provided with transparent insulation course between described conducting bridge and described first conductive pattern.
Therein among embodiment; described impression glue-line comprises the first impression glue and the second impression glue-line that is stacked and placed on described diaphragm substrate successively; described conductive layer is embedded in the described first impression glue-line; described conducting bridge is embedded in the described second impression glue-line; described conducting bridge comprises the bridge part that is connected to form by conductive thread; the two ends of described bridge part are electrically connected on second conductive pattern of the described first conductive pattern both sides respectively, and described bridge part is by insulating with corresponding first conductive pattern with the second impression glue-line between first conductive pattern at it.
Therein among embodiment, also comprise the portion of running through that is positioned at the bridge part two ends, the described portion of running through is embedded in the degree of depth of described impression glue-line embeds described impression glue-line greater than described bridge part the degree of depth to be electrically connected with described second conductive pattern, and described bridge part is electrically connected two second conductive patterns of the described first conductive pattern both sides by the described portion of running through.
Among embodiment, each described portion of running through is connected at least two conductive threads of corresponding second conductive pattern therein.
Among embodiment, a side of each described first conductive pattern is arranged with second conductive pattern of at least two spaces, the described second conductive pattern mutually insulated of each first conductive pattern both sides therein.
Among embodiment, described first conductive pattern is provided with first contact conductor of the described diaphragm substrate edge of guiding therein, and described second conductive pattern is provided with second contact conductor of the described diaphragm substrate edge of guiding.
Among embodiment, described first contact conductor and second contact conductor are conductive grid or the single bundle solid conductor that is embedded in the described impression glue-line therein.
Among embodiment, described first contact conductor and second contact conductor are the single bundle solid conductor that is formed at described impression glue-line surface therein.
A kind of touch display screen comprises the TFT electrode, Liquid Crystal Module, public electrode, above-described optical filter module, the polaroid that stack gradually.
Above-mentioned optical filter module and using in the touch display screen of this optical filter module, the optical filter module can realize touch control operation and filtering functions simultaneously, combination as indispensable two assemblies in the display screen, when being used for display screen, can directly make display screen have touch controllable function, need not to assemble a touch-screen at display screen again, not only be conducive to reduce the thickness of electronic product, also saved material and assembly cost simultaneously greatly.
Description of drawings
Fig. 1 is the structural representation of the touch 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 seam of an embodiment;
Fig. 4 is the structural representation at another visual angle of protective seam shown in Figure 3;
Fig. 5 is the structural representation of protective seam in another embodiment;
Fig. 6 is the structural representation of protective seam in the another embodiment;
Fig. 7 is that conductive thread projects to structural representation on the light filter substrate in the embodiment;
Fig. 8 projects to structural representation on the light filter substrate for conductive thread in another embodiment;
Fig. 9 projects to structural representation on the light filter substrate for conductive thread in the another embodiment;
Figure 10 projects to structural representation on the light filter substrate for conductive thread in the embodiment again.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.A lot of details have been set forth in the following description so that fully understand the present invention.But the present invention can implement much to be different from alternate manner described here, and those skilled in the art can do similar improvement under the situation of intension of the present invention, so the present invention is not subjected to the restriction of following public concrete enforcement.
Need to prove that when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be to be directly connected to another element or may to have element placed in the middle simultaneously.
Unless otherwise defined, the employed all technology of this paper are identical with the implication that belongs to those skilled in the art's common sense of the present invention with scientific terminology.Employed term is not intended to be restriction the present invention just in order to describe the purpose of specific embodiment in instructions of the present invention herein.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
The present invention proposes to be conducive to reduce the optical filter module of electronic product thickness and production cost and the touch display screen of this optical filter of use.This optical filter module can realize touch operation and Presentation Function, thereby makes touch display screen have the touch Presentation Function.
Seeing also Fig. 1, is the touch display screen 100 of an embodiment, comprises following polaroid 10, TFT electrode 20, Liquid Crystal Module 30, public electrode 40, the optical filter module 200 that stacks gradually and goes up polaroid 50.
Be appreciated that when using backlight as polarized light source as the OLED polarized light source, need not down polaroid 10, only needing upward, polaroid 50 gets final product.Structure and the function of the following polaroid 10 of present embodiment, TFT electrode 20, Liquid Crystal Module 30, public electrode 40, last polaroid 50 can be identical with existing product, do not repeat them here.
But touch display screen 100 has tangible operation and filtering functions simultaneously, makes display screen have the touch Presentation Function.Display screen can be straight-down negative or the former LCDs of side following formula light.
Following emphasis is described optical filter module 200.
See also Fig. 2, the optical filter module 200 in the embodiment comprises filter layer 210 and protective seam 220.The protective seam 220 stacked filter layers 210 that are arranged at, protective seam 220 are near public electrode 40 1 sides, and filter layer 210 is near last polaroid 50 1 sides.Wherein, filter layer 210 comprises light filter substrate 212, is located at a plurality of filter units and the light shielding part 2124 of light filter substrate 212, and a plurality of filter units form optical filtering portion 2122.Be provided with between a plurality of filter units at interval, the interval is filled with shade and forms light shielding part 2124.Light shielding part 2124 is lattice-shaped, comprises some cross one another gridlines, and described gridline is located at the interval between the described filter unit, and described gridline forms some grid cells, and each filter unit is contained in the corresponding grid cell.Certainly, in other embodiment, can also make protective seam 220 near last polaroid 50, filter layer 210 is near public electrode 40 1 sides.
Above-mentioned optical filter module 200; by with the protective seam 220 of light filter substrate 212 belows as carrier; after diaphragm substrate 222 forms impression glue-line 224; be embedded conductive layer 226 at impression glue-line 224 again; form the capacitive sensing structure, make optical filter module 200 can realize touch control operation and filtering functions simultaneously.When above-mentioned optical filter module 200 is applied to display screen, can directly be that display screen has touch controllable function, need not to assemble a touch-screen at display screen again, not only be conducive to reduce the thickness of electronic product, also save material and assembly cost greatly.
In present embodiment, light shielding part 2124 is that black out ink, shading resin or shading coating form, and has opaqueness.Grid cell is square in the lattice-shaped, makes the photoresistance of optical filtering portion 2122 arrange compacter.The size of grid is consistent, is conducive to the RGB colour developing evenly.Light shielding part 2124 can effectively be avoided chromatic photoresist colour contamination each other.Grid cell in the lattice-shaped that light shielding part 2124 forms also can be circular or irregular polygon.
Please consult Fig. 2 and Fig. 3 again; in present embodiment; impression glue-line 224 offers first groove and second groove of reservation shape away from a side of diaphragm substrate 222; the conductive thread a of first conductive pattern 2262 is contained in first groove, is solidify to form by the conductive material that is filled in first groove.The conductive thread a of second conductive pattern is contained in second groove, and the conductive material by being filled in second groove solidify to form.First groove and second groove all form by the mode of graphical impression, again at first groove and the second groove filled conductive material, form patterned first conductive pattern 2262 and second conductive pattern, 2264, the first conductive patterns 2262 and second conductive pattern, 2264 spaces with insulation.The thickness of first conductive pattern 2262 is not more than the degree of depth of first groove, and the thickness of second conductive pattern 2264 is not more than the degree of depth of first groove, to guarantee the light transmission of conductive layer 226.
Above-mentioned optical filter module 200, because conductive layer 226 is first groove and second grooves that have reservation shape by impression formboard in advance at impression glue-line 224 impressions, the filled conductive material forms in first groove and second groove again, so first conductive pattern 2262 and second conductive pattern 2264 can imprinting mouldings, need not all graphical etchings of each sheet conductive pattern, simplify manufacturing process greatly, removed etching step simultaneously from, can save a large amount of conductive materials.Conductive material can be metal material, carbon nano-tube, Graphene, and organic conductive macromolecule or ITO etc. are preferably metal material, as nanometer silver paste.When conductive material was ITO, cost savings were comparatively obvious.In addition, by the density of impression formboard control conductive grid and the live width of conductive thread, can make conductive grid reach visually-clear, at this moment, but conductive thread a alignment grid ruling is light shielding part 2124, but also misalignment gridline.When selecting metal as conductive material, can reduce resistance greatly to reduce the energy consumption of touch display screen.
In present embodiment, conductive grid can be rule or conductive grid at random.Described conductive thread a is curve, straight line or broken line.And at least one projection of described conductive thread on described light filter substrate falls within the described grid cell, and this moment, the live width scope of conductive thread a was 200nm～5 μ m, satisfied visual transparent.When conductive grid is at random conductive grid, can avoid producing serious Moire fringe, improve user's experience sense.Conductive thread a can have any shape, and has reduced production requirement, when conductive thread a is curve or broken line, also can avoid serious Moire fringe simultaneously, further improves user's experience sense.
In other embodiment, described conductive thread is over against described gridline, and described conductive thread all drops on the described gridline in the projection on the described light shielding part.Avoid conductive thread that the light transmission of optical filtering portion is impacted.This moment is less to the linewidth requirements of conductive thread, as long as be not more than the live width of gridline.
See also Fig. 7 and Fig. 9, in present embodiment, each described conductive grid projection on described light filter substrate accommodates a filter unit.Optical filtering portion 2124 is lattice-shaped, is optical filtering portion 2122 in the grid cell, and gridline is light shielding part 2124.Also namely when conductive grid projects on the light filter substrate 212, the corresponding conductive grid of each grid cell, the gridline of the corresponding grid cell of the conductive thread of a conductive grid, the conductive thread a of conductive grid can be straight line.Because each grid is to there being a conductive grid, so the density of conductive grid is bigger, electric conductivity is better.
Certainly, see also Fig. 8 and Figure 10, in other embodiment, each described conductive grid projection on described light filter substrate accommodates at least two filter units.The conductive thread a of conductive grid can be curve or broken line.At this moment, the density of conductive grid reduces, and is conducive to increase the penetrability of optical filter module.
Certainly, in other embodiment, the quantity of described grid cell is the integral multiple of described conductive grid quantity.The corresponding grid cell of a conductive grid can appear this moment simultaneously, the situation of at least two grid cells of a conductive grid correspondence, and the conductive thread a of conductive grid can be curve or broken line.At this moment, the density of conductive grid reduces, and is conducive to increase the penetrability of optical filter module.
See also Fig. 2, Fig. 4 and Fig. 7～Figure 10, in present embodiment, described optical filtering portion 2122 comprises chromatic photoresist, is formed with a chromatic photoresist in each grid.That chromatic photoresist is generally is red (red, R) photoresistance, it is green that (green, G) (blue, B) photoresistance are used for making incident light be transformed into monochromatic light, realize filtering functions for photoresistance or indigo plant.
See also Fig. 3 and Fig. 4, can also comprise conducting bridge 2260, the two ends of described conducting bridge 2260 are electrically connected on two second conductive patterns 2264 of described first conductive pattern 2262 both sides respectively, and insulation between described conducting bridge 2260 and described first conductive pattern 2262.
In present embodiment, described conducting bridge 2260 is transparent conductive material, and the conducting bridge 2260 of formation is on the surface of conductive layer 226, and conducting bridge 2260 is formed by conductive thread a cross connection, is conducive to increase the penetrability of conductive layer 226.The two ends of conducting bridge 2260 are connected to second conductive pattern 2264 of first conductive pattern, 2262 both sides, and be provided with transparent insulating layer between first conductive pattern 2262 and second conductive pattern 2264, so that first conductive pattern 2262 and second conductive pattern, 2264 mutually insulateds, the touch display screen of formation individual layer multipoint configuration.
In other embodiment, conducting bridge 2260 can also be embedded in the impression glue-line 224.Impression glue-line 224 comprises that the first impression glue-line 2242 and the second impression glue-line, 2244, the second impression glue-lines 2244 can be formed at the first impression glue-line, 2242 surfaces by the mode of graphical printing.Described conductive layer 226 is embedded in the described first impression glue-line 2242, and described conducting bridge 2260 is embedded in the described second impression glue-line 2244.Described conducting bridge 2260 comprises the bridge part II that is connected to form by conductive thread, the two ends of described bridge part II are connected to two second conductive patterns 2264 of described first conductive pattern 2260 both sides, and described bridge part II is by insulating with corresponding first conductive pattern 2262 with the second impression glue-line 2244 between first conductive pattern 2260 at it.
See also Fig. 5; in other embodiment; described conducting bridge 2260 also comprises the portion of the running through I that is positioned at bridge part II two ends; described bridge part II insulate with described first conductive pattern 2262 spaces by the part of the described second impression glue-line 2244 between described bridge part II and described first conductive pattern 2262 at the thickness direction of described diaphragm substrate 222; the described portion's I that runs through runs through the described second impression glue-line 2244, connects two second conductive patterns 2264 of described first conductive pattern 2262 both sides.The bridge part II is made of some conductive grids that conductive thread constitutes.Be embedded at the conducting bridge 2260 of second impression in the glue-line 224 and can be subjected to the protection of the second impression glue-line 224, avoid in follow-up operation, damaging.The portion I of running through is filled with conductive material, makes that running through portion's I can conduct electricity, and the portion I of running through comprises the some conductive grids that are made of conductive thread.
In present embodiment, each is described to run through at least two conductive threads that portion's I is connected in corresponding second conductive pattern 2264.If wherein conductive thread fracture, but the still conducting of another conductive thread to guarantee the electrically validity of overlap joint, avoids two second conductive patterns 2264 of first conductive pattern, 2262 both sides not to be electrically connected.
See also Fig. 6, in other embodiment, can also form induction structure by other means.Conductive layer 226 comprises first conductive pattern 2262 and second conductive pattern 2264, one side of each described first conductive pattern 2262 is arranged with second conductive pattern 2264 of at least two spaces, described second conductive pattern, 2264 mutually insulateds of each first conductive pattern, 2262 both sides.Save the bridging step, simplified the making flow process.
In present embodiment, described first conductive pattern 2262 is provided with first contact conductor 2266 at the described diaphragm substrate of guiding 222 edges, and described second conductive pattern 2264 is provided with second contact conductor 2268 at the described diaphragm substrate of guiding 222 edges.First contact conductor 2266 and second contact conductor 2268 all can be formed at conductive layer 226 by the mode of printing.Described first contact conductor 2266 and second contact conductor 2268 are conductive grid or the single bundle solid conductor that is embedded in the described impression glue-line 224.First contact conductor 2266 and second contact conductor 2268 all can be single bundle solid conductor or the mesh lines that is made of conductive thread.When first contact conductor 2266 and second contact conductor 2268 are single bundle solid conductor, must be that light shielding part 2124 is aimed at gridline, namely first contact conductor 2266 and second contact conductor 2268 must be in the gridline live widths in the projection on the light filter substrate 212.When first contact conductor 2266 and second contact conductor 2268 are conductive grid, conductive thread a can the alignment grid ruling be light shielding part 2124, also can the misalignment gridline, during the misalignment gridline, the live width scope of conductive thread a can be 500nm～5 μ m, to guarantee that first contact conductor 2266 and second contact conductor 2268 are visually-clear.
Contact conductor in the conductive pattern is network, carry out blade coating when being convenient to the filled conductive material, more easy being retained wherein of conductive material do not blown off, simultaneously, for nanometer silver paste, when sintering, can not produce agglomeration effect and produce the ping-pong ball that scatters and cause 2268 fractures of second contact conductor.
In other embodiment, described first contact conductor 2266 and second contact conductor 2268 are the single bundle solid conductor that is formed at described impression glue-line 224 surfaces.When first contact conductor 2266 and second contact conductor 2268 are single bundle solid conductor, must be that light shielding part 2124 is aimed at gridline, namely first contact conductor 2266 and second contact conductor 2268 must be in the gridline live widths in the projection on the light filter substrate 212.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (18)
1. optical filter module comprises it is characterized in that filter layer and the protective seam of stacked setting,
Described filter layer comprises light filter substrate, is located at light shielding part and a plurality of filter unit of described light filter substrate, described a plurality of filter unit forms optical filtering portion, be provided with between described a plurality of filter unit at interval, described light shielding part is lattice-shaped, comprise some cross one another gridlines, described gridline is located at the interval between the described filter unit, and described gridline forms some grid cells, and each filter unit is contained in the corresponding grid cell;
Described protective seam comprises the diaphragm substrate that sets gradually; impression glue-line and conductive layer; described impression glue-line is coated described diaphragm substrate; and described impression glue-line is embedded with described conductive layer away from a side of described diaphragm substrate; described conductive layer comprises first conductive pattern and second conductive pattern; described first conductive pattern and second conductive pattern are in the plane of described impression glue-line extension direction space; described first conductive pattern and the second conductive pattern space form induction structure, and described first conductive pattern and described second conductive pattern include the some conductive grids that are made of conductive thread.
2. optical filter module according to claim 1, it is characterized in that, described impression glue-line offers first groove and second groove of reservation shape away from a side of described diaphragm substrate, the conductive thread of described first conductive pattern is contained in described first groove, is solidify to form by the conductive material that is filled in described first groove; The conductive thread of described second conductive pattern is contained in described second groove, is solidify to form by the conductive material that is filled in described second groove.
3. optical filter module according to claim 2 is characterized in that, described conductive thread is curve, straight line or broken line.
4. optical filter module according to claim 3 is characterized in that, the live width scope of the conductive thread of described conductive grid is 200nm～5 μ m.
5. optical filter module according to claim 4 is characterized in that, at least one projection of described conductive thread on described light filter substrate falls within the described grid cell.
6. optical filter module according to claim 3 is characterized in that, described conductive thread is over against described gridline, and described conductive thread all drops on the described gridline in the projection on the described light shielding part.
7. optical filter module according to claim 6 is characterized in that, each described conductive grid projection on described light filter substrate accommodates a filter unit.
8. optical filter module according to claim 6 is characterized in that, each described conductive grid projection on described light filter substrate accommodates at least two filter units.
9. according to any described optical filter module in the claim 1 to 8, it is characterized in that, also comprise conducting bridge, the two ends of described conducting bridge are electrically connected on two second conductive patterns of described first conductive pattern both sides respectively, and insulate between described conducting bridge and described first conductive pattern.
10. optical filter module according to claim 9 is characterized in that, described conducting bridge is transparent conductive material, and described conducting bridge is located at described impression glue-line surface, is provided with transparent insulation course between described conducting bridge and described first conductive pattern.
11. optical filter module according to claim 9; it is characterized in that; described impression glue-line comprises the first impression glue and the second impression glue-line that is stacked and placed on described diaphragm substrate successively; described conductive layer is embedded in the described first impression glue-line; described conducting bridge is embedded in the described second impression glue-line; described conducting bridge comprises the bridge part that is connected to form by conductive thread; the two ends of described bridge part are electrically connected on second conductive pattern of the described first conductive pattern both sides respectively, and described bridge part is by insulating with corresponding first conductive pattern with the second impression glue-line between first conductive pattern at it.
12. optical filter module according to claim 11, it is characterized in that, described conducting bridge also comprises the portion of running through that is positioned at described bridge part two ends, the described portion of running through is embedded in the degree of depth of described impression glue-line embeds described impression glue-line greater than described bridge part the degree of depth to be electrically connected with described second conductive pattern, and described bridge part is electrically connected two second conductive patterns of the described first conductive pattern both sides by the described portion of running through.
13. optical filter module according to claim 12 is characterized in that, each described portion of running through is connected at least two conductive threads of corresponding second conductive pattern.
14. according to any described optical filter module in the claim 1 to 8, it is characterized in that, one side of each described first conductive pattern is arranged with second conductive pattern of at least two spaces, the described second conductive pattern mutually insulated of each first conductive pattern both sides.
15. optical filter module according to claim 1 is characterized in that, described first conductive pattern is provided with first contact conductor of the described diaphragm substrate edge of guiding, and described second conductive pattern is provided with second contact conductor of the described diaphragm substrate edge of guiding.
16. optical filter module according to claim 15 is characterized in that, described first contact conductor and second contact conductor are conductive grid or the single bundle solid conductor that is embedded in the described impression glue-line.
17. optical filter module according to claim 15 is characterized in that, described first contact conductor and second contact conductor are the single bundle solid conductor that is formed at described impression glue-line surface.
18. a touch display screen is characterized in that, comprises the TFT electrode that stacks gradually, Liquid Crystal Module, public electrode, as any described optical filter module, polaroid among the claim 1-17.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201310132696 CN103257745A (en) | 2013-04-16 | 2013-04-16 | Optical filter module and touch display screen with same |
| CN201320464447.5U CN203386178U (en) | 2013-04-16 | 2013-07-31 | Optical filter module and touch display screen comprising optical filter module |
| CN201310329022.8A CN103353809B (en) | 2013-04-16 | 2013-07-31 | Optical filter module and use the touch display screen of this optical filter module |
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| CN 201310132696 CN103257745A (en) | 2013-04-16 | 2013-04-16 | Optical filter module and touch display screen with same |
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| 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 |
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| CN201320464447.5U Expired - Fee Related CN203386178U (en) | 2013-04-16 | 2013-07-31 | Optical filter module and touch display screen comprising optical filter module |
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| 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 |
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| KR100835920B1 (en) * | 2001-12-27 | 2008-06-09 | 엘지디스플레이 주식회사 | Liquid Crystal Display Panel Associated With Touch Panel |
| CN101881899B (en) * | 2009-05-08 | 2011-11-02 | 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 |
| TWI416199B (en) * | 2010-03-25 | 2013-11-21 | Winsky Technology Ltd | Touch panel |
| CN102903423B (en) * | 2012-10-25 | 2015-05-13 | 南昌欧菲光科技有限公司 | Conduction structure in transparent conduction film, transparent conduction film and manufacture method thereof |
| 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 |
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- 2013-07-31 CN CN201310329022.8A patent/CN103353809B/en not_active Expired - Fee Related
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|---|---|
| CN103353809B (en) | 2016-11-16 |
| CN203386178U (en) | 2014-01-08 |
| CN103353809A (en) | 2013-10-16 |
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