CN202351840U - Capacitive touch control panel - Google Patents
Capacitive touch control panel Download PDFInfo
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- CN202351840U CN202351840U CN2011202976710U CN201120297671U CN202351840U CN 202351840 U CN202351840 U CN 202351840U CN 2011202976710 U CN2011202976710 U CN 2011202976710U CN 201120297671 U CN201120297671 U CN 201120297671U CN 202351840 U CN202351840 U CN 202351840U
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Abstract
The utility model relates to the technical field of capacitive touch control and provides a capacitive touch control panel with a low-visibility metal conductor. The capacitive touch control panel comprises a transparent baseboard and at least one metal conductor, and a light blocking layer with reflectivity lower than that of the metal conductor is also arranged between the metal conductor and the transparent baseboard and is used for blocking the reflected light rays of the metal conductor. The light blocking layer can reduce the light ray reflection of the metal conductor, so that the visibility of the metal conductor is reduced.
Description
Technical field
The utility model relates to the touch technology field, specifically relates to a kind of capacitance type touch-control panel with low visibility metallic conductor.
Background technology
In recent years, along with the continuous development of touch technology, contact panel has been widely used in such as in the various electronic products such as mobile phone, PDA(Personal Digital Assistant), game machine input interface, computer touch screen.In practical application, contact panel usually and display panel be integrated in one.Objects such as user's finger capable of using or pointer click according to images displayed on this display panel and literal, import accordingly easily and operate.According to the difference of principle of work, common contact panel can be divided into capacitance type touch-control panel, electric resistance touch-control panel, sound wave type contact panel, infrared ray sensing contact panel, and all kinds such as electromagnetic touch-control panel.Wherein, capacitance type touch-control panel has highly sensitive, low-cost, characteristic of simple structure with it, uses comparatively extensive.Its principle of work is to utilize the inductance capacitance of human body to carry out work: when human body touch arrives contact panel; To take away a part of electric charge and form the induced current signal; And being sent to controller, controller is through this touch point position information of received induced current calculated signals.
A kind of capacitance type touch-control panel generally includes a transparency carrier, a sensing circuit layer and a protective seam.Said sensing circuit layer is arranged between said transparency carrier and the protective seam, comprises on it that a plurality of electrodes are laid on the surface of said transparency carrier.Wherein, said electrode can adopt multiple mode to arrange, and modes such as the single axial that for example is parallel to each other, orthogonal two axial, radial and spiral fashions form certain electrode pattern in order to the touch sensitive action and produce induced signal.
Like Fig. 1, Fig. 2 and shown in Figure 3, a kind of capacitance type touch-control panel 10 comprises transparency carrier 1, sensing circuit layer 2, protective seam 4 and black matrix" (Black Matrix) 5.The upper surface 11 of said transparency carrier 1 is laid said sensing circuit layer 2 in order to touch on its lower surface 12, said protective seam 4 is covered in the surface of said sensing circuit layer 2.Said sensing circuit layer 2 comprise X axis that a plurality of first axial electrode 21 and second axial electrode 22 be distributed in vertical coordinate axle system with Y axial on.Each first axial electrode 21 is provided with a plurality of first sensing units 211 and is connected in first axial lead 212 of 211 of two adjacent first sensing units.Each second axial electrode 22 is provided with a plurality of second sensing units 221 and is connected in second axial lead 222 of 221 of two adjacent second sensing units.The lower surface of said first axial lead 212 is provided with insulating trip 31, and 222 of said first axial lead 212 and second axial leads are insulated from each other through this insulating trip 31.The periphery of said sensing circuit layer 2 also is laid with in order to transmit the metallic circuit 23 of signal.Said black matrix" 5 fits in the periphery of said transparency carrier lower surface 12, blocks this metallic circuit 23.
In actual production; Usually adopt transparent conductive material such as tin indium oxide, antimony tin etc.; Handle through processes such as sputter, etching or printings; Form said first sensing unit 211, first axial lead 212 and second sensing unit 221 synchronously in the lower surface of said transparency carrier 1 12, the lower surface of insulating trip 31 in said first axial lead 212 is set again, second axial lead 222 is set again is across insulating trip 31 and connects two adjacent second sensing units 221.Because of metal material (like aluminium, silver, chromium, copper etc.) have good electrical conductivity and cost lower, said second axial lead 222 is selected the plain conductor of processing with metal material (metallic conductor) usually for use.Yet because plain conductor has certain width, and the reflectivity of metal material is higher, and there are differences between transparent conductive material and the transparency carrier on every side, causes human eye can perceive tangible difference, makes product the visual open defect of metallic conductor occur.
In order to improve the visual problem of appearance of metallic conductor, the method that prior art adopted mainly is the overall dimensions of reduction metallic conductor, makes its live width less than a very little value.Yet the method is difficult the realization in actual production, causes easily and produces yield decline, can not eliminate the visual problem of appearance of metallic conductor on the contact panel fully.
Summary of the invention
In order to solve the visual problem of above-mentioned metallic conductor, overcome the deficiency of prior art, the purpose of the utility model is to provide a kind of capacitance type touch-control panel with low visibility metallic conductor, has good optical characteristic and visual effect.
The technical scheme that the utility model adopted is:
A kind of capacitance type touch-control panel comprises transparency carrier and at least one metallic conductor, between said metallic conductor and said transparency carrier, also is provided with the light shield layer that a reflectivity is lower than said metallic conductor reflectivity, in order to block the reflection ray of said metallic conductor.
Described transparency carrier has the first surface that can supply touch and a second surface relative with this first surface.
Described capacitance type touch-control panel also comprises a sensing circuit layer; In order to touch sensitive action and generation induced signal; This sensing circuit layer is laid in the second surface of said transparency carrier; At least comprise one group of first sensing unit and one group of second sensing unit, the first adjacent on the same group sensing unit electrically connects through first lead.Said metallic conductor is arranged between the second adjacent on the same group sensing unit in order to electrically connecting the said second adjacent sensing unit, and metallic conductor and described first sensing unit are electrically insulated.
Said light shield layer is laid in the second surface of said transparency carrier, comprises at least one anti-dazzling screen, and this anti-dazzling screen position and size are corresponding with said metallic conductor.Perhaps, said light shield layer covers on said metallic conductor as insulating trip.The width of said insulating trip is less than the length of said metallic conductor, and is not less than the width of said metallic conductor.Said light shield layer is processed with grey, light screening material brown or that black is non-conductive, comprises black photoresist, brown photoresist, grey photoresist, nitride, oxide or nitride and hopcalite.
Another purpose of the utility model is to provide a kind of method that reduces capacitance type touch-control panel metallic conductor visibility, guaranteeing the high yield, simultaneously cheaply produced, improves the optical characteristics of capacitance type touch-control panel, makes it have good surface appearance.
The technical scheme that the utility model adopted is:
A kind of method that reduces the metallic conductor visibility of capacitance type touch-control panel; Said capacitance type touch-control panel comprises a transparency carrier; This transparency carrier has a first surface in order to touch and reaches and this first surface opposing second surface, and this method comprises: the step that covers at least one metallic conductor at the second surface of said transparency carrier; And the position corresponding to said metallic conductor is coated with the step that a reflectivity is lower than the light shield layer of said metallic conductor reflectivity between said transparency carrier and metallic conductor.
Before the second surface of transparency carrier covers the step of metallic conductor; This method also comprises: the step of on the second surface of said transparency carrier, laying a sensing circuit layer; Wherein this sensing circuit layer comprises at least two sensing units, and said metallic conductor is connected between said two sensing units.
Said light shield layer is processed with grey, light screening material brown or that black is non-conductive, comprises black photoresist, brown photoresist, grey photoresist, nitride, oxide or nitride and hopcalite.
The utility model is set up a light shield layer between transparency carrier and metallic conductor; This light shield layer adopts black or dark-coloured non-conducting material to process; Can reduce the light reflection of metallic conductor; And then the visibility that reduces metallic conductor is difficult for by human eye it, thereby makes transparent capacitance type touch-control panel have good visual effect.The method of the metallic conductor visibility of the reduction capacitance type touch-control panel that the utility model provides need not increase extra processing procedure, when increasing cost hardly, improves the optical characteristics and the appearance of product.
Description of drawings
Fig. 1 is the part plan structure skeleton view of existing a kind of capacitance type touch-control panel;
Fig. 2 is the partial enlarged drawing of transparent electrode layer structure among Fig. 1;
Fig. 3 is the schematic cross-section of existing a kind of capacitance type touch-control panel by A-A among Fig. 1;
Fig. 4 is the part plan structure skeleton view of the utility model capacitance type touch-control panel;
Fig. 5 is the partial enlarged drawing of electrode layer 2 structures among Fig. 4;
Fig. 6 A is the schematic cross-section of the utility model first embodiment by B-B among Fig. 4;
Fig. 6 B is the schematic cross-section of another structure of the utility model first embodiment by B-B among Fig. 4;
Fig. 7 A is the partial schematic diagram of electrode layer 2 structures of the utility model second embodiment;
Fig. 7 B is the schematic cross-section of the utility model second embodiment by B-B among Fig. 4;
Fig. 8 is the schematic cross-section of the utility model the 3rd embodiment by B-B among Fig. 4.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.
First embodiment
Shown in Fig. 4, Fig. 5 and Fig. 6 A, a kind of capacitance type touch-control panel 10 comprises transparency carrier 1, sensing circuit layer 2, protective seam 4, black matrix" 5 and light shield layer 6.Sensing circuit layer 2 is arranged between transparency carrier 1 and the protective seam 4.The lower surface 12 of transparency carrier 1 is laid sensing circuit layer 2, and its upper surface 11 is in order to touch.Said sensing circuit layer 2 comprises a plurality of first axial electrode 21 and second axial electrode 22, and first axial electrode 21 and second axial electrode 22 be distributed in vertical coordinate axle system respectively X axis with Y axial on.Each first axial electrode 21 is provided with a plurality of first sensing units 211 and is connected in first axial lead 212 of 211 of two adjacent first sensing units; Each second axial electrode 22 is provided with a plurality of second sensing units 221 and is connected in second axial lead 222 of 221 of two adjacent second sensing units, and this second axial lead 222 adopts plain conductor usually; Insulated from each other between first axial lead 212 and second axial lead 222 through insulating trip 31.Said light shield layer 6 fits in the lower surface 12 of transparency carrier 1; Be divided into a plurality of anti-dazzling screen 6a; The position of each anti-dazzling screen 6a is corresponding with size with the position of said second axial lead 222 (plain conductor) one by one with size; Its reflectivity is lower than said metallic conductor reflectivity, reflects in order to the light that reduces said plain conductor, thus the visibility of reduction plain conductor.The periphery of said sensing circuit layer 2 also is laid with in order to transmit the metallic circuit 23 of signal.Said black matrix" 5 fits in the periphery of said transparency carrier lower surface 12, blocks this metallic circuit 23, makes metallic circuit 23 can not be revealed in this transparency carrier 1 surface, the outward appearance of beautifying contact panel.
Wherein, Said first sensing unit 211, first axial lead 212 and second sensing unit 221 fit in the lower surface 12 of said transparency carrier 1; Usually adopt transparent conductive material such as tin indium oxide, antimony tin etc.; Form synchronously through processing procedures such as sputter, etching or printing, the lower surface in said first axial lead 212 is provided with insulating trip 31 again, plain conductor is set again is across insulating trip 31 as second axial lead 222 and connects two adjacent second sensing units 221.
Wherein, said insulating trip 31 covers between same axial adjacent two second sensing units 221, and the width of insulating trip 31 (axial) along Y greater than the width (axial) of first axial lead 212 along Y less than the length (axial) of second axial lead 222 along Y.In existing capacitance type touch-control panel,, will cause that contact panel ruptures easily, yield is low if plain conductor is directly fitted on the said transparency carrier 1.Thereby; In order to improve contact panel product yield; The width of insulating trip 31 (axial along Y) should be not less than the distance between adjacent two second sensing units 221; In the reality factor such as on business poor adopt usually greater than mode so that be separated with an insulation course between plain conductor and the transparency carrier 1, directly do not contact.In this embodiment, be provided with a light shield layer 6 at said plain conductor and 1 of transparency carrier, avoid plain conductor directly to fit on the said transparency carrier 1.Like this, the width of said insulating trip 31 is restriction not, both can adopt greater than the distance between adjacent two second sensing units 221, also can adopt the mode that is less than or equal to.At this moment, can correspondingly dwindle the overlay area of this insulating trip 31, and then also can reduce the length of said plain conductor, make that plain conductor is more difficult to be seen.
Shown in Fig. 6 B, another schematic cross-section that this capacitance type touch-control panel 10 is first embodiments, similar with aforementioned structure, difference is that the width of its insulating trip 31 is less than the distance between two second sensing units 221.This insulating trip 31 is covered in the surface of first axial lead 212, and plain conductor is covered in insulating trip 31 surface as second axial lead 222 and connects two adjacent second conductive units 221.
Wherein, said transparency carrier 1 is processed with the transparent non-conductive material, for example glass, polymethylmethacrylate (PMMA), PVC (PVC), polypropylene (PP), polyethylene terephthalate transparent materials such as (PET).Said insulating trip 31 is processed with insulating material such as silicon dioxide.Said black matrix" 5 all adopts black, grey or brown non-conducting material to process with light shield layer 6, for example black photoresist, brown photoresist, grey photoresist, nitride, oxide or nitride and hopcalite.Said light shield layer 6 is made up of a plurality of anti-dazzling screen 6a that branch is arranged, because length and the width of anti-dazzling screen 6a are very little, its area is in the order of magnitude of 10-4 square millimeter, and human eye also is not easy to distinguish.Thereby, can adopt the mode of setting up anti-dazzling screen to block the reflection ray of plain conductor effectively, make contact panel have good surface appearance.
Shown in Fig. 6 B, can also be provided with the protective layer 7 of shielding electromagnetism noise between said black matrix" 5 and the said transparency carrier 1.To being provided with the transparent touch-control panel of metallic conductor as syndeton, the utility model increases by a light shield layer 6 above said metallic conductor, with the reflection ray of minimizing metallic conductor, thus the visibility of reduction metallic conductor.Therefore, the appearance of transparent touch-control panel improves.Said sensing circuit layer 2 also can adopt the structure of multilayer sensing circuit layer, sets according to actual user demand.
Accordingly, the manufacturing process of above-mentioned capacitance type touch-control panel comprises the steps:
At second surface 12 coatings one light shield layer 6 of said transparency carrier 1, this light shield layer 6 is laid in the second surface 12 of said transparency carrier 1 at certain intervals for a plurality of anti-dazzling screen 6a; Second surface 2 coatings one transparency conducting layer at said transparency carrier 1; Form sensing circuit layer 2 through etching, comprising a plurality of first sensing units 211, second sensing unit 221 be connected in first axial lead 212 between two adjacent first sensing units 211 with electrode pattern; Adopt transparent insulation material on first axial lead 212, to cover insulating trip 31; Lay corresponding metal lead 222 and metallic circuit 23 again, said plain conductor 222 is across said insulating trip 31 and connects same two second adjacent sensing units 221 on axially, and the position of plain conductor 222 is corresponding one by one with the position of anti-dazzling screen 6a; Metallic circuit 23 is laid in the periphery of sensing circuit layer 2 in order to transmission signals.Adopt materials such as silicon dioxide or organic polymer on said electrode layer 2, to cover a protective seam 4 at last.In addition, coating can be synchronously during light shield layer 6 at the peripheral position painting black matrix 5 of the second surface 12 of said transparency carrier 1, black matrix" 5 is corresponding with said metallic circuit 23.Because the making of light shield layer 6 is to carry out synchronously with black matrix" 5, need not increase extra processing procedure, can when not increasing cost, improve outward appearance.If need to increase the structure of protective layer 7, then be before laying light shield layer 6 and black matrix" 5, cover protective layer 7 earlier at the edge of said transparency carrier 1, adopt metal material to process usually.
Second embodiment
Shown in Fig. 7 A and Fig. 7 B, a kind of capacitance type touch-control panel 10, its structure is similar with above-mentioned first embodiment, comprises transparency carrier 1, sensing circuit layer 2, protective seam 4, black matrix" 5 and light shield layer 6.First sensing unit 211, first axial lead 212 and second sensing unit 221 of said sensing circuit layer 2 is laid in the second surface 12 of said transparency carrier 1.Second axial lead 222 is a plain conductor, and is insulated from each other through insulating trip 31 between first axial lead 212 and the plain conductor.Wherein, insulating trip 31 adopts black or dark-coloured insulating material is processed and as said light shield layer, cover on said plain conductor.The width of insulating trip 31 (axial along Y) is greater than the width (axial along Y) of said first axial lead 212 and less than the length (axial along Y) of said second axial lead 222 (plain conductor).The length of said insulating trip 31 (along X axis) is not less than the width (along X axis) of said second axial lead 222, so that said plain conductor and the insulation of first axial lead 212, connects simultaneously and second sensing unit 221 that conducting two is adjacent.Like this, said insulating trip 31 can reduce the light reflection of said plain conductor, thereby reduces the visibility of plain conductor.
The manufacturing process of this capacitance type touch-control panel comprises the steps:
The 3rd embodiment
As shown in Figure 8, a kind of capacitance type touch-control panel 10, its structure is similar with above-mentioned first embodiment, and its difference is the setting of insulating.The insulation course 3 that this capacitance type touch-control panel 10 comprises transparency carrier 1, sensing circuit layer 2, protective seam 4, black matrix" 5, light shield layer 6 and is provided with a plurality of through holes 32.First axial electrode 21 and second axial electrode 22 are laid in the first surface 33 of said insulation course 3; Each first axial electrode 21 comprises a plurality of first sensing units 211 and first axial lead 212 that is connected two adjacent first sensing units 211; Each second axial electrode 22 comprises a plurality of second sensing units 221; Second sensing unit 221 is laid between corresponding two adjacent first axial electrode 21; With the 211 staggered settings at interval of first sensing unit; Second axial electrode 22 also comprise a plurality of second axial lead, 222, the second axial leads 222 for metallic conductor is arranged at said insulation course 3 and first surface 33 opposing second surface 34, corresponding through hole 32 is passed at the two ends of said each metallic conductor respectively; And connecting said two adjacent second sensing units 221, the position of said metallic conductor and size are corresponding one by one with said light shield layer 6.
The manufacturing process of this capacitance type touch-control panel comprises the steps:
At second surface 12 coatings one light shield layer 6 of said transparency carrier 1, this light shield layer 6 is laid in the second surface 12 of said transparency carrier 1 at certain intervals for a plurality of anti-dazzling screen 6a; Second surface 12 coatings one transparency conducting layer at transparency carrier 1; Form sensing circuit layer 2 through etching, comprising a plurality of first sensing units 211, second sensing unit 221 be connected in first axial lead 212 between two adjacent first sensing units 211 with electrode pattern; Adopt transparent insulation material on said sensing circuit layer 2, to cover an insulation course 3, and form a plurality of through holes 32 and be distributed on second sensing unit 221; Lay second axial lead 222 (plain conductor) and the metallic circuit 23; Corresponding through hole 32 is passed at the two ends of said plain conductor respectively; And connecting said two second adjacent sensing units 221, metallic circuit 23 is laid in the periphery of sensing circuit layer 2 in order to transmission signals.Coating can be synchronously during light shield layer 6 at the peripheral position painting black matrix 5 of the second surface 12 of said transparency carrier 1, this black matrix" 5 is covered in the peripheral position of the second surface 12 of said transparency carrier 1, and is corresponding with the position of metallic circuit 23.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the scope of the utility model protection.
Claims (15)
1. capacitance type touch-control panel; Comprise transparency carrier and at least one metallic conductor; It is characterized in that: between said metallic conductor and said transparency carrier, also be provided with the light shield layer that a reflectivity is lower than said metallic conductor reflectivity, in order to block the reflection ray of said metallic conductor.
2. capacitance type touch-control panel according to claim 1 is characterized in that: this capacitance type touch-control panel also includes:
The sensing circuit layer is in order to touch sensitive action and generation induced signal;
Said transparency carrier has the first surface that can supply touch and a second surface relative with this first surface;
Said sensing circuit layer is laid in the second surface of said transparency carrier, comprises one group of first sensing unit and one group of second sensing unit at least, and the first adjacent on the same group sensing unit electrically connects through first lead;
Said metallic conductor is arranged between the second adjacent on the same group sensing unit in order to electrically connecting the said second adjacent sensing unit, and this metallic conductor and described first sensing unit are electrically insulated.
3. capacitance type touch-control panel according to claim 1 and 2 is characterized in that: said light shield layer is laid in the second surface of said transparency carrier, and it comprises at least one anti-dazzling screen, and this anti-dazzling screen is corresponding one by one with said metallic conductor.
4. capacitance type touch-control panel according to claim 2 is characterized in that: said first sensing unit and second sensing unit are to be arranged on two orthogonal directions insulated from each otherly.
5. capacitance type touch-control panel according to claim 2 is characterized in that: said first sensing unit and second sensing unit are in same one deck.
6. capacitance type touch-control panel according to claim 2 is characterized in that: be provided with insulation course between said first lead and the metallic conductor.
7. capacitance type touch-control panel according to claim 6 is characterized in that: said insulation course comprises a plurality of insulating trips.
8. capacitance type touch-control panel according to claim 7 is characterized in that: described insulating trip is processed with dead color or black insulating material.
9. capacitance type touch-control panel according to claim 8 is characterized in that: said insulating trip is as light shield layer.
10. capacitance type touch-control panel according to claim 6 is characterized in that: said insulation course has a plurality of through holes, and corresponding through hole is passed at the two ends of metallic conductor respectively, and connects said two adjacent second sensing units.
11. capacitance type touch-control panel according to claim 2 is characterized in that: said capacitance type touch-control panel also comprises a black matrix", fits in the periphery of said transparency carrier second surface.
12. capacitance type touch-control panel according to claim 11 is characterized in that: said black matrix" is processed with grey, light screening material brown or that black is non-conductive.
13. capacitance type touch-control panel according to claim 11 is characterized in that: also be provided with a protective layer in order to the block electromagnetic noise between said black matrix" and the said transparency carrier.
14. capacitance type touch-control panel according to claim 2 is characterized in that: said capacitance type touch-control panel also comprises a protective seam, covers on the surface of said sensing circuit layer.
15. according to claim 1 or 3 described capacitance type touch-control panels, it is characterized in that: said light shield layer is processed with grey, light screening material brown or that black is non-conductive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202976710U CN202351840U (en) | 2011-08-12 | 2011-08-12 | Capacitive touch control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202976710U CN202351840U (en) | 2011-08-12 | 2011-08-12 | Capacitive touch control panel |
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| CN202351840U true CN202351840U (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202976710U Expired - Lifetime CN202351840U (en) | 2011-08-12 | 2011-08-12 | Capacitive touch control panel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929454A (en) * | 2011-08-12 | 2013-02-13 | 宸鸿科技(厦门)有限公司 | Capacitive touch panel and method for reducing visibility of metal conductors thereof |
| CN104991679A (en) * | 2015-07-31 | 2015-10-21 | 合肥鑫晟光电科技有限公司 | Touch substrate and manufacturing method thereof, and touch display apparatus |
| CN106534652A (en) * | 2016-12-26 | 2017-03-22 | 努比亚技术有限公司 | Lens module, lens and terminal |
| US9612702B2 (en) | 2014-03-31 | 2017-04-04 | Shanghai Tianma Micro-electronics Co., Ltd. | Electromagnetic-type touch substrate and electromagnetic-type touch display apparatus |
-
2011
- 2011-08-12 CN CN2011202976710U patent/CN202351840U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929454A (en) * | 2011-08-12 | 2013-02-13 | 宸鸿科技(厦门)有限公司 | Capacitive touch panel and method for reducing visibility of metal conductors thereof |
| US9612702B2 (en) | 2014-03-31 | 2017-04-04 | Shanghai Tianma Micro-electronics Co., Ltd. | Electromagnetic-type touch substrate and electromagnetic-type touch display apparatus |
| CN104991679A (en) * | 2015-07-31 | 2015-10-21 | 合肥鑫晟光电科技有限公司 | Touch substrate and manufacturing method thereof, and touch display apparatus |
| CN104991679B (en) * | 2015-07-31 | 2018-06-05 | 合肥鑫晟光电科技有限公司 | Touch substrate and preparation method thereof, touch display unit |
| US10019089B2 (en) | 2015-07-31 | 2018-07-10 | Boe Technology Group Co., Ltd. | Touch substrate, method for manufacturing the same, and touch display apparatus |
| CN106534652A (en) * | 2016-12-26 | 2017-03-22 | 努比亚技术有限公司 | Lens module, lens and terminal |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20120725 |