CN203178970U - Touch screen - Google Patents
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- CN203178970U CN203178970U CN 201320155723 CN201320155723U CN203178970U CN 203178970 U CN203178970 U CN 203178970U CN 201320155723 CN201320155723 CN 201320155723 CN 201320155723 U CN201320155723 U CN 201320155723U CN 203178970 U CN203178970 U CN 203178970U
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Abstract
The utility model provides a touch screen, which comprises a glass base plate, a first conduction layer, an insulation rubber layer and a second conduction layer, wherein the first conduction layer is directly formed on the glass base plate and comprises a plurality of first conduction pattern regions, the insulation rubber layer is pasted on the glass base plate, in addition, a first groove is formed in one side of the insulation rubber layer near the glass base plate, and the first conduction pattern region is accommodated in the first groove, so the mutual insulation effect is realized. A second groove is formed in one side of the insulation rubber layer far away from the glass base plate, the second conduction layer is accommodated in the second groove, and a plurality of mutually insulated second conduction pattern regions are formed. The first conduction layer is directly formed on the glass base plate, and is made of metal materials, so adhesive layers are omitted, the cost is reduced, the first conduction layer and the second conduction layer respectively adopt different forming methods, the first conduction layer utilizes the better film plating performance of the glass base plate and is directly plated onto the glass base plate, the second conduction layer is formed through conduction material filling after the groove press printing, and the operation is simple.
Description
Technical field
The utility model relates to field of electronic devices, particularly relates to a kind of touch-screen.
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.
Conductive layer is vital ingredient in the touch-screen, at present, the conductive layer of touch-screen mainly is with the ITO(tin indium oxide) be formed on the insulating substrate by vacuum coating, graphical etched technology, again conductive layer is attached on the transparent glass panel by adhesive layer, thereby forms touch-screen.
The price of indium is high and belong to scarce resource, cause ITO with high costs, and whole is plated the ITO a large amount of ITO of graphical etched technological process meeting waste again on the insulating substrate, it will increase the production cost undoubtedly greatly, moreover, because be that the conductive layer that will form in insulating substrate is attached on the face glass by adhesive layer again, not only increased attaching process, make and make flow process complexity and tediously long, and increased the bad probability of product.
Summary of the invention
Based on this, being necessary provides a kind of touch-screen at complex manufacturing process, cost problem of higher.
A kind of touch-screen comprises:
Glass substrate, comprise first surface and the second surface that is oppositely arranged with described first surface, described first surface is attached with first conductive layer, described first conductive layer comprises a plurality of first conductive pattern districts, the described first conductive pattern district comprises the metal grill that is made of some metal wires intersections, the described first conductive pattern district is for being attached to the coat of metal of described glass substrate first surface, described a plurality of first conductive pattern district mutually insulateds by graphical etching;
The insulation glue-line, be attached at described first surface, described insulation glue-line is formed with first groove that is complementary with the described first conductive pattern district near a side of described first surface, the first conductive pattern district is contained in described first groove, described insulation glue-line offers second groove of reservation shape away from a side of described first surface, and described second groove is that graphical impression forms;
Second conductive layer, comprise a plurality of second conductive pattern districts, the described second conductive pattern district comprises the conductive grid that is made of some conductor wires intersections, the conductive grid in the described second conductive pattern district is solidify to form by the conductive material that is filled in described second groove, described a plurality of second conductive pattern district mutually insulateds;
The described first conductive pattern district in the described second conductive pattern district projection and the described second conductive pattern district on the whole intersect.
Among embodiment, the thickness of described second conductive layer is not more than the degree of depth of second groove therein.
Among embodiment, the depth-to-width ratio of described second groove is greater than 1 therein.Therein among embodiment, described insulation glue-line is along include the first insulation glue-line and the second insulation glue-line successively away from described first surface direction, described first groove is formed at the described first insulation glue-line near a side of described first surface, and described second groove is opened in described second insulation course away from a side of described first surface.
Therein among embodiment, also comprise first lead-in wire and second lead-in wire, described first lead-in wire is attached to described first surface, one end of described first lead-in wire is electrically connected with the described first conductive pattern district, described second lead-in wire is embedded at described insulation glue-line away from a side of described glass substrate, one end of described second lead-in wire is electrically connected with the described second conductive pattern district, the described first insulation glue-line is provided with breach over against the described first lead-in wire other end, and the described first lead-in wire other end exposes to the same side of the described second insulation glue-line by the other end of described breach and described second lead-in wire.
Among embodiment, the scope of the mesh lines thickness of the metal grill in the described first conductive pattern district is 10-50nm therein.
Among embodiment, the metal wire in the described first conductive pattern district is the transparent metal line, and transmittance is greater than 80% therein.
Among embodiment, the mesh lines width of the metal grill in the described second conductive pattern district is 500nm-5 μ m therein.
Among embodiment, described glass substrate is calcium soda-lime glass or sillico aluminate glass therein.
Above-mentioned touch-screen, because first conductive layer of touch-screen directly is formed at glass baseplate surface, and the common metal material of first conductive layer employing better conductivity, not only reduce cost, and simplified the making flow process; First conductive layer adopts different forming methods respectively with second conductive layer, and first conductive layer utilizes the preferable coating performance of glass substrate, directly is plated on the glass substrate, forms the first transparent conductive layer; After the mode of second conductive layer utilization impression forms second groove, by the filled conductive material, need not to carry out etching again, save a large amount of conductive materials, not only easy and simple to handle but also cost is lower, can also guarantee that touch-screen has lower side's resistance, higher transmittance and less thickness etc. simultaneously.
Description of drawings
Fig. 1 is the structural representation of touch-screen;
Fig. 2 is the structural representation of another embodiment of touch-screen;
Fig. 3 is the structural representation of another embodiment of touch-screen;
Fig. 3 A is the partial schematic diagram of A among Fig. 3;
Fig. 3 B is the partial schematic diagram of B among Fig. 3;
Fig. 4 is the manufacturing flow chart of touch-screen among Fig. 1;
Fig. 5 is the manufacturing flow chart of touch-screen among Fig. 2.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
See also Fig. 1, a kind of touch-screen 100 comprises glass substrate 110, first conductive layer 120, insulation glue-line 130 and second conductive layer 140.Glass substrate 110 comprises first surface 112 and second surface 114, and first surface 112 and second surface 114 are oppositely arranged.By the method for electroless plating, plating, vacuum splashing and plating or evaporation, form the coat of metal, again with the coat of metal by graphical etching, directly be attached at first conductive layer 120 on glass substrate 110 surfaces.First conductive layer 120 comprises that 122, the first conductive pattern districts 122, a plurality of first conductive pattern district comprise the metal grill that is made of some metal wires intersections, a plurality of first conductive pattern districts 122 mutually insulateds.Insulation glue-line 130 is attached at first surface 112, and the side near first surface 112 is formed with first groove 1322 that is complementary with the first conductive pattern district 122, the first conductive pattern district 122 is contained in first groove 1322, first groove 1322 makes a plurality of first conductive pattern districts 122 mutually insulateds, and insulation glue-line 130 offers second groove 1342 of reservation shape away from a side of first surface 112.Second conductive layer 140 comprises a plurality of second conductive pattern districts 142, the second conductive pattern district 142 is contained in second groove 1342, the second conductive pattern district 142 comprises the conductive grid that is made of some conductor wires intersections, described a plurality of second conductive pattern districts 142 mutually insulateds, intersect in 142 in described second conductive pattern district projection and the described second conductive pattern districts 142 on the whole in the described first conductive pattern district 122.
Above-mentioned touch-screen 100, because utilize glass substrate 110 to have stronger coating performance, and metal material directly is plated in the first surface 112 of glass substrate, directly form first conductive layer 120 in glass substrate 110 1 sides, thereby omitted adhesive layer, not only simplified the making flow process, and reduced cost, yield control simultaneously is good.Can also guarantee that simultaneously touch-screen has lower side's resistance, higher transmittance and less thickness etc.
In present embodiment, glass substrate 110 can be unorganic glass panel, for example calcium soda-lime glass or sillico aluminate glass.Because the coating performance of unorganic glass panel is higher, form first conductive layer 120 thereby can plate metal material better.Certainly can also be substrate for the high material of other coating performances.Utilize it to have higher coating performance, first conductive layer 120 directly is plated on glass substrate 110 surfaces.Metal material is the common metal material of better conductivity, for example copper, aluminium, silver etc.The pattern in the first conductive pattern district 122 and the second conductive pattern district 142 can be strip, rhombus or other shapes.Metal grill can be pressed some cycles for regular geometric shapes and arrange, and as regular polygon, rectangle, parallelogram etc., also can be the irregular figure random alignment.Described insulation glue-line 130 can solidify glue for UV.
In present embodiment, the thickness of described second conductive layer 140 is not more than the degree of depth of second groove 1342.The depth-to-width ratio of described second groove 1342 is greater than 1.Second groove 1342 is by forming at insulation glue-line 130 impression, so can be by the impression formboard impression of reservation shape, and obtain need pattern.After filling metal material to the second groove 1342, can form the second conductive pattern district 142 with reservation shape, thereby simplify flow process, reduced cost.When the thickness of second conductive layer 140 is less than or equal to the degree of depth of second groove 1342, can make a plurality of second conductive pattern district, 142 insulation equally, not only reduced the consumption of metal material, reduced cost, can also reduce simultaneously the thickness of second conductive layer 140, thereby improve the transmittance of touch-screen.
In present embodiment, intersect in when the described first conductive pattern district 122 projects to the second conductive pattern the district 142 and described second conductive pattern district 142.The pattern that is to say the first conductive pattern district 122 and the second conductive pattern district 142 is not overlapping, to avoid the generation of Moire fringe.
In present embodiment, the mesh lines thickness of the metal grill in the described first conductive pattern district 122 is 10-50nm.First conductive layer 120 is because be that direct mode by plated film is formed at glass substrate 110 surfaces, so the mesh lines thickness range of the metal grill that forms is between 10-50nm, so both increased the transparency in the first conductive pattern district 122, guaranteed simultaneously that the first conductive pattern district 122 had electric conductivity preferably.The mesh lines width of the metal grill in the described second conductive pattern district 142 is 500nm-5 μ m.Second conductive layer 140 forms by filling metal to the second groove 1342 and carrying out sintering, so the mesh lines width range of the second conductive pattern district, 142 formed metal grills is 500nm-5 μ m.The metal grill that had so both guaranteed the second conductive pattern district 142 reaches visual transparent, has increased the conductive capability of second conductive layer 140 simultaneously.Second conductive layer 140 is the drive electrode in the touch-screen.
In present embodiment, the metal wire in the described first conductive pattern district 122 is the transparent metal line, and transmittance is greater than 80%.Increase the transparency of touch-screen, always strengthen user's experience sense.
See also Fig. 2, in other embodiment, described insulation glue-line 130 is along include the first insulation glue-line 132 and the second insulation glue-line 134 successively away from described first surface 112 directions, described first groove 1322 is opened in the described first insulation glue-line 132 near a side of described first surface 112, and described second groove 1342 is opened in described second insulation course 134 away from a side of described first surface 112.That is to say and say edge glue-line 130 definitive along comprising two-layer insulation glue-line successively away from first surface 113, the purpose of She Zhiing is to impress in the process of second groove 1342 at the insulating gel laminar surface in order to prevent like this, impression excessively, and the thickness of insulation glue-line 130 is too little so that second groove 1342 and 1322 connections of first groove, make win conductive layer 120 and second conductive layer, 140 electric connections, touch-screen is in use gone wrong.When one deck insulation glue-line is enough thick, one deck insulation glue-line can only be set certainly and avoid occurring the situation of first conductive layer 120 and second conductive layer, 140 electric connections.Because the second insulation glue-line is directly coated the first insulating gel laminar surface, omitted adhesive layer, so simple to operate, reduced cost.
See also Fig. 3, Fig. 3 A and Fig. 3 B, among the embodiment specific to Fig. 2, can also comprise first lead-in wire, 150 and second lead-in wire 160, described first lead-in wire 150 is attached to described first surface 112, one end of described first lead-in wire 150 is electrically connected with the described first conductive pattern district 122, described second lead-in wire 160 is embedded at described insulation glue-line 130 away from a side of described glass substrate 110, one end of described second lead-in wire 160 is electrically connected with the described second conductive pattern district 141, the described first insulation glue-line 132 is provided with breach 170 over against described first lead-in wire, 150 other ends, described first lead-in wire, 150 other ends expose to the same side of the described second insulation glue-line 134 by described breach 170 and the other end of described second lead-in wire 160, (Flexible Printed Circuit Board FPCB) connects so that with flexible PCB.See also Fig. 3 A, the end of first lead-in wire 150 is electrically connected with two metal line in the first conductive pattern district 122 at least.The end of second lead-in wire 160 is electrically connected with two metal line in the second conductive pattern district 142 at least.First lead-in wire, 150 and second lead-in wire 160 can be solid wire, also can be network.Network can be regular grid, also can be random grid.By forming breach 170 at the first insulation glue-line 132, first lead-in wire, 150 free terminals expose, thereby reach first on the glass substrate 110 lead-in wire, 150 free terminals can be connected the while with FPCB with second lead-in wire, 160 free terminals on the second insulation glue-line 134, can simplify the structure of FPCB, reduce cost.
See also Fig. 1 and Fig. 4, a kind of manufacture method of touch-screen may further comprise the steps:
Step S110 provides glass substrate 110, and described glass substrate 110 comprises first surface 112 and the second surface 114 that is oppositely arranged.Glass substrate 110 can be the unorganic glass panel, for example can be calcium soda-lime glass or sillico aluminate glass.Because the coating performance of unorganic glass panel is higher, form first conductive layer 120 thereby can plate metal material better.Certainly can also be substrate for the high material of other coating performances.
Step S120, form first conductive layer 120, described first conductive layer 120 directly is formed at described first surface 112, and have a plurality of first conductive pattern districts 122, the described first conductive pattern district 122 comprises the metal grill that is made of some metal wires intersections, described a plurality of first conductive pattern districts 122 mutually insulateds.
In present embodiment, step S120 forms first conductive layer 120 and specifically may further comprise the steps:
Step S122, plated film plates the better conductivity metal at the first surface 112 of described glass substrate, forms the coat of metal.Mode by electroless plating, plating, vacuum splashing and plating or evaporation plates layer of metal at the first surface 112 of glass substrate, forms the coat of metal.Metal is the better conductivity metal, as silver, copper etc.
Step S124, the coating photoresist is at described metal coating surface coating photoresist.All be coated with one deck photoresist at metal coating surface, the coat of metal is all covered by photoresist.
Step S126, exposure imaging carries out exposure imaging to described photoresist, forms a plurality of first conductive pattern districts 122.The first conductive pattern district 122 comprises the metal grill that is made of some metal wires.The mesh lines thickness of metal grill is 10-50nm.The metal grill that forms can be pressed some cycles for regular geometric shapes and arrange, and as regular polygon, rectangle, parallelogram etc., also can be the irregular figure random alignment.By a baffle plate with reservation shape photoresist is exposed, the photoresist of exposure region reacts, and significant change takes place for dissolubility, affinity etc., develops then.In the present embodiment, reservation shape is strip.In other embodiment, can also be rhombus or other shapes certainly.In developing process, the part that is not exposed is reacted with developer solution, forms a plurality of first conductive pattern districts 122.
Step S128, etching, remove described first conductive pattern district 122 metal grill in addition, first conductive layer 120 that has a plurality of first conductive pattern districts 122 with formation, the described first conductive pattern district 122 comprises the metal grill that is made of some metal wires intersections, described a plurality of first conductive pattern districts 122 mutually insulateds.Utilize acid solution, as HCl, HNO
3Perhaps other mixed solutions carry out etching to the metal grill beyond the first conductive pattern district, removing the metal grill that is not exposed, thereby form first conductive layer 120 in the first conductive pattern district 122 with a plurality of mutually insulateds.The mesh lines thickness of the metal grill in the first conductive pattern district is 10-50nm.
Step S130, coating insulation glue-line 130, at described first surface 112 coating insulation glue-lines 130, form first groove 1322 that is complementary with the described first conductive pattern district 122 with the side at described insulation glue-line 130 close described first surfaces 112, the described first conductive pattern district 122 is contained in described first groove 1322.In present embodiment, before coating insulation glue-line 130, can also comprise the step of removing the photoresist cull, to increase the transmittance of first conductive layer 120.The material of insulation glue-line 130 is transparent insulating material, as PET etc.When first surface 112 coating insulation glue-lines 130, because first surface 112 has been formed with first conductive layer 120 earlier, so when glue-line 130 is insulated in coating again, insulation glue-line 130 can form first groove, 1322, the first conductive pattern districts 122 that are complementary with the first conductive pattern district 122 and be contained in first groove 1322.
Step S140 impresses second groove 1342, at second groove 1342 of described insulation glue-line 130 away from the side pressure seal reservation shape of described first surface 112.After the glue-line 130 of waiting to insulate solidifies, print away from a side pressure of first surface 112 at insulation glue-line 130 with impressing mould then, make insulation glue-line 130 be formed with second groove 1342 of reservation shape away from a side of first surface 112.Second groove 1342 is used for filling metal material, to form second conductive layer 140.
Step S150 forms second conductive layer 140.Filled conductive material in described second groove 1342 at first, carry out sintering then to solidify, second conductive layer 140 that has a plurality of second conductive pattern districts 142 with formation, the described second conductive pattern district 142 is contained in described second groove 1342, the described second conductive pattern district 142 comprises the conductive grid that is made of some conductor wires intersections, described a plurality of second conductive pattern districts 142 mutually insulateds.Filled conductive material in second groove 1342 as conductive silver paste or ITO, and carries out sintering, and the temperature of sintering is 170 degree.The mesh lines width of formed conductive grid is 500nm-5 μ m behind the sintering.Because the conductive grid in the second conductive pattern district 142 is contained in second groove 1342, so a plurality of second conductive pattern districts 142 mutually insulateds.
In the manufacture method of above-mentioned touch-screen, first conductive layer 120 adopts different forming methods respectively with second conductive layer 140, first conductive layer 120 utilizes glass substrate 110 to have coating performance preferably, directly is formed at the first surface 112 of glass substrate by the plated film mode; Second conductive layer 140 is by directly impressing second groove 1342 at insulation glue-line 130, filled conductive material and sintering curing form in second groove 1342 then, easy and simple to handle and cost is lower, can also guarantee that touch-screen has lower side's resistance, higher transmittance and less thickness etc. simultaneously.
Wherein, because a plurality of second conductive pattern districts 142 of second conductive layer 140 once form second groove 1342 by graphical impression, the conductive material of filling at second groove 1342 is moulding again.So need not each sheet to all graphical etchings of dot pattern, simplified technological process greatly.Even when second groove 1342 is filled the ITO material, also can save a large amount of conductive materials, thereby reduce cost.So, both can fill the ITO material at second groove 1342, also can fill metal material as silver, copper etc., form second conductive layer 140.
See also Fig. 2 and Fig. 5, in other embodiment, step S130 coating insulation glue-line can also may further comprise the steps:
Step S132, the coating first insulation glue-line 132, the described first insulation glue-line 132 forms first groove 1322 that is complementary with the described first conductive pattern district 122 near a side of described first surface 112, and the described first conductive pattern district 122 is contained in described first groove 1322.At the first surface 112 coatings first insulation glue-line 132 of glass substrate, make the first insulation glue-line 132 be attached at first surface 112 earlier.Because first conductive layer 120 is formed at first surface 112 earlier, so after being coated with the first insulation glue-line 132, the first insulation glue-line 132 is formed with first groove 1322 near a side of first surface 112, first groove 1322 and the first conductive pattern district 122 are complementary, and the first conductive pattern district 122 is contained in first groove 1322.
Step S134 solidifies the first insulation glue-line 132.Can the first insulation glue-line 132 be solidified by the mode of prebake conditions or heating.
Step S136, the coating second insulation glue-line 134.The first insulation glue-line 132 after curing is coated with again, to form the second insulation glue-line 134.The second insulation glue-line 134 is identical with the first insulation glue-line, 132 materials.
Above-mentioned by in the method that forms two-layer insulation glue-line, can avoid the impressing mould impression excessively, and first groove 1322 is communicated with second groove 1342, cause first conductive layer 120 and second conductive layer, 140 electric connections.It is pointed out that when only being coated with one deck insulation glue-line, when one deck insulation glue-line is enough thick, then can avoid the impressing mould impression excessively.So it is not necessary being coated with the production method of two-layer insulation glue-line.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. a touch-screen is characterized in that, comprising:
Glass substrate, comprise first surface and the second surface that is oppositely arranged with described first surface, the graphical etching of described first surface is formed with first conductive layer, described first conductive layer comprises a plurality of first conductive pattern districts, the described first conductive pattern district comprises the metal grill that is made of some metal wires intersections, described a plurality of first conductive pattern district mutually insulateds;
The insulation glue-line, be attached at described first surface, described insulation glue-line is formed with first groove that is complementary with the described first conductive pattern district near a side of described first surface, the first conductive pattern district is contained in described first groove, described insulation glue-line offers second groove of reservation shape away from a side of described first surface, and described second groove is that graphical impression forms;
Second conductive layer comprises a plurality of second conductive pattern districts, and the described second conductive pattern district comprises the conductive grid that is made of some conductor wires intersections, and the described second conductive pattern district is filled in described second groove, described a plurality of second conductive pattern district mutually insulateds;
The described first conductive pattern district in the described second conductive pattern district projection and the described second conductive pattern district on the whole intersect.
2. touch-screen according to claim 1 is characterized in that, the thickness of described second conductive layer is not more than the degree of depth of second groove.
3. touch-screen according to claim 2 is characterized in that, the depth-to-width ratio of described second groove is greater than 1.
4. touch-screen according to claim 1, it is characterized in that, described insulation glue-line is along include the first insulation glue-line and the second insulation glue-line successively away from described first surface direction, described first groove is formed at the described first insulation glue-line near a side of described first surface, and described second groove is opened in described second insulation course away from a side of described first surface.
5. touch-screen according to claim 1, it is characterized in that, also comprise first lead-in wire and second lead-in wire, described first lead-in wire is attached to described first surface, one end of described first lead-in wire is electrically connected with the described first conductive pattern district, described second lead-in wire is embedded at described insulation glue-line away from a side of described glass substrate, one end of described second lead-in wire is electrically connected with the described second conductive pattern district, the described first insulation glue-line is provided with breach over against the described first lead-in wire other end, and the described first lead-in wire other end exposes to the same side of the described second insulation glue-line by the other end of described breach and described second lead-in wire.
6. touch-screen according to claim 1 is characterized in that, the scope of the mesh lines thickness of the metal grill in the described first conductive pattern district is 10-50nm.
7. touch-screen according to claim 6 is characterized in that, the metal wire in the described first conductive pattern district is the transparent metal line, and transmittance is greater than 80%.
8. touch-screen according to claim 1 is characterized in that, the mesh lines width of the metal grill in the described second conductive pattern district is 500nm-5 μ m.
9. want 1 described touch-screen according to right, it is characterized in that, described glass substrate is calcium soda-lime glass or sillico aluminate glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320155723 CN203178970U (en) | 2013-03-30 | 2013-03-30 | Touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320155723 CN203178970U (en) | 2013-03-30 | 2013-03-30 | Touch screen |
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| CN203178970U true CN203178970U (en) | 2013-09-04 |
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| CN 201320155723 Expired - Fee Related CN203178970U (en) | 2013-03-30 | 2013-03-30 | Touch screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793772A (en) * | 2014-01-17 | 2015-07-22 | 湖北华尚光电有限公司 | Touch display screen, touch sensing cover plate and manufacturing method thereof |
| CN112625614A (en) * | 2020-12-10 | 2021-04-09 | 业成科技（成都）有限公司 | Conductive structure, preparation method thereof and touch display device |
-
2013
- 2013-03-30 CN CN 201320155723 patent/CN203178970U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793772A (en) * | 2014-01-17 | 2015-07-22 | 湖北华尚光电有限公司 | Touch display screen, touch sensing cover plate and manufacturing method thereof |
| CN112625614A (en) * | 2020-12-10 | 2021-04-09 | 业成科技（成都）有限公司 | Conductive structure, preparation method thereof and touch display device |
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