CN205788138U - A kind of display device and liquid optical cement thereof - Google Patents
A kind of display device and liquid optical cement thereof Download PDFInfo
- Publication number
- CN205788138U CN205788138U CN201620465926.2U CN201620465926U CN205788138U CN 205788138 U CN205788138 U CN 205788138U CN 201620465926 U CN201620465926 U CN 201620465926U CN 205788138 U CN205788138 U CN 205788138U
- Authority
- CN
- China
- Prior art keywords
- optical cement
- liquid optical
- fit
- display module
- display device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
This utility model provides a kind of display device and liquid optical cement thereof.Wherein, described liquid optical cement is applied to the laminating showing module with part to be fit, and described part to be fit includes viewing area and surrounds the frame region of described viewing area;Described liquid optical cement is completely covered described viewing area, and the projection that the edge contour of described liquid optical cement is in being perpendicular to the plane in emergent light direction of described display module is linearly;Wherein, range of viscosities 3000mPa.s~50000mPa.s of described liquid optical cement, including endpoint value.Owing to the mobility of described liquid optical cement is poor, thus the glue amount of described liquid optical cement is easier to control, and shape can present linear type, and then display device can be avoided starved or the bad phenomenon of excessive glue occur.
Description
Technical field
This utility model relates to Display Technique field, particularly to a kind of display device and liquid optical cement thereof.
Background technology
Display device applications is produced in portable mobile termianl, the such as electronics such as tablet PC, smart mobile phone, notebook computer
In product, display device mainly includes showing module and cover plate.
Along with the development of electronic product, user is more and more higher to the requirement of electronic product screen, and the thing followed is
Requirement to the attaching process between display module and cover plate is more and more higher, the mouth word glue laminating technique used in the past, has and makes
By the few advantage of material, but there is printing opacity rate variance, fixing illusive shortcoming.
Use full attaching process to replace the laminating of mouth word adhesive process at present, but full attaching process is divided into liquid optical cement
(OCR) full attaching process and the full attaching process of solid state optics glue (OCA).It is good that solid state optics glue has light transmittance, and product is firm
Advantage, but during laminating, bubble is difficult to control to, relatively costly, and be not suitable for large scale operation.And existing electronic product screen
The development trend of size is increasing, therefore, uses liquid optical cement to be more suitable for the laminating that electronic product screen size is big
Requirement.
But liquid optical cement has stronger mobility, during laminating, there is the unmanageable problem of glue amount.Such as figure
Shown in 1, for using display module 3 and cover plate 1 schematic diagram of liquid optical cement 2 laminating, wherein dotted outline is liquid optical cement
Profile, it can be seen that the contour shape of liquid optical cement is irregular, there is starved (situation shown in B in figure) or overflow
The problem of glue (situation shown in A in figure).
Utility model content
In view of this, this utility model provides a kind of display device and liquid optical cement thereof, to solve prior art liquid
Optical cement is in the attaching process of display device, and glue amount is difficult to control to, and there is starved or the problem of excessive glue.
For achieving the above object, the technical scheme that this utility model provides is as follows:
A kind of liquid optical cement, is applied to the laminating showing module with part to be fit, and described part to be fit is positioned at described aobvious
Show module light emission side and with described display module stacking arrange, described part to be fit include viewing area and surround described visually
The frame region in region;
Described liquid optical cement is completely covered described viewing area, and the edge contour of described liquid optical cement is being perpendicular to
Projection in the plane in the emergent light direction of described display module is linearly;
Wherein, range of viscosities 3000mPa.s~50000mPa.s of described liquid optical cement, including endpoint value.
Preferably, the optical transmittance scope of described liquid optical cement is 90%~99%, including endpoint value.
Preferably, the density range of described liquid optical cement is 0.94g/cm3~1.02g/cm3, including endpoint value.
This utility model also provides for a kind of display device, including:
The display module of stacking setting and part to be fit, described part to be fit is positioned at described display module light emission side, described
Part to be fit includes viewing area and surrounds the frame region of described viewing area;
Being arranged at the liquid optical cement between described display module and described part to be fit, described liquid optical cement covers completely
Cover described viewing area, and the edge contour of described liquid optical cement is being perpendicular to emergent light direction flat of described display module
In face linearly, wherein, described liquid optical cement is the liquid optical cement described in any one of claim 1-3.
Preferably, the thickness range of described liquid optical cement is 0.03mm~1.00mm, including endpoint value.
Preferably, described liquid optical cement includes the first surface towards described display module and towards described part to be fit
Second surface, and connect described first surface and the side of described second surface, wherein, described side be perpendicular to described
Between the plane in the emergent light direction of display module, there is angle.
Preferably, described angle is less than 90 °.
Preferably, the width of described side projection in the plane in the described emergent light direction being perpendicular to described display module
Degree scope is 0.10mm~1.00mm, including endpoint value.
Preferably, described part to be fit is cover plate or touch screen.
Preferably, described touch screen is GFF structure, GF structure, GG structure, OGS structure, PFF structure, PF structure or PG knot
Structure.
Through as shown from the above technical solution, this utility model provides a kind of display device and liquid optical cement, described liquid
State optical cement is applied to the laminating showing module with part to be fit, and described part to be fit includes can described in viewing area and encirclement
The frame region of viewed area;Described liquid optical cement is completely covered described viewing area, and the edge wheel of described liquid optical cement
Wide projection in being perpendicular to the plane in emergent light direction of described display module is linearly;Wherein, described liquid optical cement
Range of viscosities 3000mPa.s~50000mPa.s, including endpoint value.
Owing to the range of viscosities of described liquid optical cement is 3000mPa.s~50000mPa.s so that described liquid optics
The mobility of glue is poor, thus the glue amount of described liquid optical cement is easier to control, and shape can present linear type, and then keeps away
Exempt from that starved or the phenomenon of excessive glue occur.
This utility model also provides for a kind of display device simultaneously, and described display device includes showing module and part to be fit,
Passing through described liquid optical cement between described display module and part to be fit bonding, the viscosity of described liquid optical cement is relatively big, shape
Shape is all easily controlled with glue amount such that it is able to avoid display device overflow glue or starved phenomenon occur.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawing can be obtained according to the accompanying drawing provided.
Fig. 1 is liquid optical cement laminating result top view in prior art;
The liquid optical cement laminating result top view that Fig. 2 provides for this utility model;
The display device sectional view that Fig. 3 provides for this utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Embodiment one
A kind of liquid optical cement, is applied to the laminating showing module with part to be fit, and described part to be fit is positioned at described aobvious
Show module light emission side and with described display module stacking arrange, as in figure 2 it is shown, part to be fit 21 include viewing area 21A and
Surround frame region 21B of viewing area 21A;Liquid optical cement 22 is completely covered viewing area 21A, and liquid optical cement 22
Edge contour projection in being perpendicular to the plane in emergent light direction of display module 23 is linearly;Wherein, liquid optical cement 22
Range of viscosities 3000mPa.s~50000mPa.s, including endpoint value.
Skilled artisans appreciate that, in the present embodiment, " edge contour of described liquid optical cement is vertically
Projection in the plane in the emergent light direction of display module is linearly " in straight line be near linear or visual straight line, i.e. exist
Have under the instrument of certain precision observe or be straight line with eye-observation, when edge contour is amplified to sufficiently large, described limit
The projection of edge profile also has bending curvature.
The light transmission rate after module 23 and part to be fit 21 is shown, to display module for guarantee liquid optical cement 22 laminating
The impact of emergent light is less, and, the optical transmittance scope of described liquid optical cement is 90%~99% in the present embodiment preferably,
Including endpoint value.
Further, it is also possible to the density of described liquid optical cement, the mobility of described liquid optical cement is limited
Fixed, it is preferable that the density range of described liquid optical cement is 0.94g/cm3~1.02g/cm3, including endpoint value.
It should be noted that described liquid optical cement also has certain chemical characteristic, described liquid optical cement main
Constituent includes: acrylic monomers, modified acrylic oligomer, UV light (ultraviolet light) initiator and additive etc..Described liquid
It is 50mW/cm in UV light light intensity inside state optical cement2~200mW/cm2, UV light accumulated amount 1500J/cm2~5000mJ/cm2Cause
Auto polymerization is reacted, and preliminary polymerization response rate is 60%~95%.
The liquid optical cement that the present embodiment provides uses accurate slit coating apparatus to be coated on aobvious by liquid optical cement water
Show the binding face of module, it is possible to form continuous uniform close film layer.This liquid optical cement have be difficult to flowing, the spy of deformation
Property;Enable to the contour edge of liquid optical cement during laminating display module and part to be fit linearly, keep one
Fixed shape, thus avoid edge contour curved, overflow glue or the phenomenon of starved occur.
Embodiment two
A kind of display device, as it is shown on figure 3, include: the display module 23 of stacking setting and part to be fit 21, part to be fit
21 are positioned at display module 23 light emission side (as shown in Fig. 3 hollow core arrow), and part 21 to be fit includes that viewing area and encirclement can
The frame region of viewed area;It is arranged at the liquid optical cement 22 between display module 23 and part to be fit 21, liquid optical cement 22
Viewing area is completely covered, and the edge contour of liquid optical cement 22 is being perpendicular to show the plane in the emergent light direction of module 23
The most linearly, wherein, liquid optical cement 22 is the liquid optical cement of embodiment one.
It should be noted that described liquid optical cement is completely covered described viewing area, its edge contour may be located at institute
State between edge contour and the described part viewing area to be fit edge contour of display module, it is also possible to described display module
Edge contour flushes, and does not limits this in the present embodiment, it is preferred that the edge contour of described liquid optical cement and described display
The edge contour of module flushes.
Module and part to be fit realize full laminating, institute to use the liquid optical cement in embodiment one to show in the present embodiment
State liquid optical cement and described viewing area is completely covered, the binding face of described display module is pasted completely with described viewing area
Close.Liquid optical cement owing to using in the present embodiment has bigger viscosity, it is possible to formed edge contour be perpendicular to described
In the plane in the emergent light direction of display module linearly, therefore, it is possible to during laminating, control described liquid optical cement
Glue amount and shape, thus avoid overflow glue or starved.
For ensureing the bonding described display module of described liquid optical cement and the fastness of part to be fit, and make described display dress
Putting and have higher light transmission rate, in the present embodiment, thickness (as shown in H in Fig. 3) scope of preferred described liquid optical cement is
0.03mm~1.00mm, including endpoint value.
Described liquid optical cement includes the first surface towards described display module and towards the second of described part to be fit
Surface, and connect described first surface and the side of described second surface, wherein, described side be perpendicular to described display mould
Between the plane in the emergent light direction of group, there is angle.It should be noted that generally, display module is rectangle,
Based on this, the side of described liquid optical cement has 4, and corresponding with four limits of display module.Press from both sides described in the present embodiment
Angle is less than 90 °.So that the side of described liquid optical cement becomes the binding face relative to described display module in angle
The slope of degree, to avoid showing that module, with part bonding processes to be fit, the glue that overflows occurs.Being more highly preferred to, described side is in institute
Width (as l in fig. 3) scope stating the projection in the plane in the emergent light direction being perpendicular to described display module is
0.10mm~1.00mm, including endpoint value.
It should be noted that described part to be fit can be the cover sheet showing module surface, it is also possible to be have tactile
The touch screen of control function.In the display device that the present embodiment provides, described display module includes but are not limited to display, described
Display can be the display such as Organic Light Emitting Diode (OLED) display, plasma display, liquid crystal display (LCD),
The present embodiment is preferably liquid crystal display.
When described part to be fit is cover sheet, described display module can form touch-control display mould with integrated touch controllable function
Group, described touch-control display module can be In-cell structure can also be On-cell structure.This is not limited by the present embodiment
Fixed.Described In-cell structure is the structure being embedded in liquid crystal pixel by touch panel function;Described On-cell structure is will
Touch screen is embedded into the method between colored filter substrate and the polaroid of display module, i.e. joins tactile on liquid crystal display module
Touch sensor.
When described part to be fit is touch screen, the present embodiment does not limit the concrete structure of described touch screen, can be GFF
Structure, GF structure, GG structure or OGS structure, it is also possible to for PFF structure, PF structure or PG structure.Concrete, GFF (Cover
Glass-ITO Film-ITO Film) Glass refers to the outer glass of screen in structure, and two Film then represent responsible touch-control
ITO conducting film.ITO conducting film has usual two-layer, a responsible X-axis, a responsible Y-axis, and the most useful one layer of ITO conducting film is same
The structure of the double coordinate of Shi Shixian.GF (Cover Glass-ITO Film) structure is for including that a protection glass and one layer of making have
Touch-control ITO conducting film Film.PFF structure is to use composite plate to replace the touch module that the outer glass in GFF structure is formed
Structure.PF structure is the another kind of structure of touch screen, and composite plate protecgulum makes the touch-control conductive layer of film base material, wherein touch-control
Conductive layer is only with one layer of film.GG (Cover Glass-ITO Glass) is to include a protection glass and be produced on glass
The ITO conducting film on surface.PG structure is to use composite plate to replace the touch module structure that the protection glass in GG structure is formed.
OGS (One glass solution) structure is directly to form ITO conducting film and the technology of sensor on protection glass.One piece
Glass simultaneously works as protecting glass and the dual function of touch sensor.Concrete form to described touch module in the present embodiment
Not limiting, those skilled in the art can carry out different selections according to the actual requirements, and this is no longer going to repeat them.
The display device that the present embodiment provides, including display module and part to be fit, described display module and part to be fit
Between use the liquid optical cement described in embodiment one, during laminating, use accurate slit coating apparatus by optics
Glue application, at the binding face of part to be fit, forms continuous uniform close film layer.This optical adhesive film layer have be difficult to flowing, shape
The characteristic become, is difficult to the phenomenon excessive glue or starved occur during laminating, and then saves frictioning, cleaning production stage, play
Reduce the effect of cost;Controlled glue application figure, it is also possible to play corner when protection display module falls and rupture, strengthen
Product reliability.
And use described liquid optical cement, only need to carry out UV by the front of display device after laminating and irradiate solidification,
Need not the solidification strengthening of UV side, and the viewing area curing degree of display device can reach between 95%~99%;Cover plate limit
Glued membrane curing degree in frame region reaches between 60%~95%.
It should be noted that each embodiment in this specification all uses the mode gone forward one by one to describe, each embodiment weight
Point explanation is all the difference with other embodiments, and between each embodiment, identical similar part sees mutually.
Also, it should be noted in this article, the relational terms of such as first and second or the like is used merely to one
Entity or operation separate with another entity or operating space, and not necessarily require or imply between these entities or operation
There is relation or the order of any this reality.And, term " includes ", " comprising " or its any other variant are intended to contain
Comprising of lid nonexcludability, so that include that the article of a series of key element or equipment not only include those key elements, but also
Including other key elements being not expressly set out, or also include the key element intrinsic for this article or equipment.Do not having
In the case of more restrictions, statement " including ... " key element limited, it is not excluded that at the article including above-mentioned key element
Or equipment there is also other identical element.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this practicality new
Type.Multiple amendment to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a liquid optical cement, is applied to the laminating showing module with part to be fit, and described part to be fit is positioned at described display
Module light emission side and with described display module stacking arrange, it is characterised in that described part to be fit includes viewing area and bag
Enclose the frame region of described viewing area;
Described liquid optical cement is completely covered described viewing area, and the edge contour of described liquid optical cement be perpendicular to described
Projection in the plane in the emergent light direction of display module is linearly;
Wherein, range of viscosities 3000mPa.s~50000mPa.s of described liquid optical cement, including endpoint value.
Liquid optical cement the most according to claim 1, it is characterised in that the optical transmittance scope of described liquid optical cement
It is 90%~99%, including endpoint value.
Liquid optical cement the most according to claim 1, it is characterised in that the density range of described liquid optical cement is
0.94g/cm3~1.02g/cm3, including endpoint value.
4. a display device, it is characterised in that including:
Stacking arrange display module and part to be fit, described part to be fit is positioned at described display module light emission side, described in wait to paste
Component includes viewing area and surrounds the frame region of described viewing area;
Being arranged at the liquid optical cement between described display module and described part to be fit, described liquid optical cement is completely covered institute
State viewing area, and the edge contour of described liquid optical cement is in being perpendicular to the plane in emergent light direction of described display module
Linearly, wherein, described liquid optical cement is the liquid optical cement described in any one of claim 1-3.
Display device the most according to claim 4, it is characterised in that the thickness range of described liquid optical cement is 0.03mm
~1.00mm, including endpoint value.
Display device the most according to claim 4, it is characterised in that described liquid optical cement includes towards described display mould
The first surface of group and second surface towards described part to be fit, and connect described first surface and described second surface
Side, wherein, has angle between described side and the plane in the emergent light direction that is perpendicular to described display module.
Display device the most according to claim 6, it is characterised in that described angle is less than 90 °.
Display device the most according to claim 7, it is characterised in that described side is perpendicular to described display module described
Emergent light direction plane on the width range of projection be 0.10mm~1.00mm, including endpoint value.
Display device the most according to claim 4, it is characterised in that described part to be fit is cover plate or touch screen.
Display device the most according to claim 9, it is characterised in that described touch screen is GFF structure, GF structure, GG knot
Structure, OGS structure, PFF structure, PF structure or PG structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620465926.2U CN205788138U (en) | 2016-05-20 | 2016-05-20 | A kind of display device and liquid optical cement thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620465926.2U CN205788138U (en) | 2016-05-20 | 2016-05-20 | A kind of display device and liquid optical cement thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205788138U true CN205788138U (en) | 2016-12-07 |
Family
ID=58117025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620465926.2U Active CN205788138U (en) | 2016-05-20 | 2016-05-20 | A kind of display device and liquid optical cement thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205788138U (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107092889A (en) * | 2017-04-24 | 2017-08-25 | 广东欧珀移动通信有限公司 | It is a kind of to realize the method and apparatus that flexible screen is fitted with fingerprint module |
CN108877500A (en) * | 2018-06-29 | 2018-11-23 | 上海天马有机发光显示技术有限公司 | Display device and its display device preparation method |
CN109379458A (en) * | 2018-10-10 | 2019-02-22 | 武汉华星光电半导体显示技术有限公司 | A kind of display device and preparation method thereof |
CN109633945A (en) * | 2019-01-21 | 2019-04-16 | 信利半导体有限公司 | A kind of full applying method of display module |
CN110347293A (en) * | 2019-07-18 | 2019-10-18 | 业成科技(成都)有限公司 | The fitting processing procedure of touch device |
WO2020140855A1 (en) * | 2018-12-30 | 2020-07-09 | 苏州桐力光电股份有限公司 | Printing technology for full lamination method |
CN111524939A (en) * | 2020-04-26 | 2020-08-11 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and assembling method thereof |
WO2021068395A1 (en) * | 2019-10-12 | 2021-04-15 | 深圳市华星光电半导体显示技术有限公司 | Touch display device and manufacturing method therefor |
CN113093942A (en) * | 2021-04-13 | 2021-07-09 | 业成科技(成都)有限公司 | Display assembly and manufacturing method thereof, touch display module and electronic equipment |
-
2016
- 2016-05-20 CN CN201620465926.2U patent/CN205788138U/en active Active
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107092889A (en) * | 2017-04-24 | 2017-08-25 | 广东欧珀移动通信有限公司 | It is a kind of to realize the method and apparatus that flexible screen is fitted with fingerprint module |
CN107092889B (en) * | 2017-04-24 | 2020-04-17 | Oppo广东移动通信有限公司 | Method and equipment for laminating flexible screen and fingerprint module |
CN108877500A (en) * | 2018-06-29 | 2018-11-23 | 上海天马有机发光显示技术有限公司 | Display device and its display device preparation method |
CN109379458A (en) * | 2018-10-10 | 2019-02-22 | 武汉华星光电半导体显示技术有限公司 | A kind of display device and preparation method thereof |
WO2020140855A1 (en) * | 2018-12-30 | 2020-07-09 | 苏州桐力光电股份有限公司 | Printing technology for full lamination method |
CN109633945A (en) * | 2019-01-21 | 2019-04-16 | 信利半导体有限公司 | A kind of full applying method of display module |
CN110347293A (en) * | 2019-07-18 | 2019-10-18 | 业成科技(成都)有限公司 | The fitting processing procedure of touch device |
CN110347293B (en) * | 2019-07-18 | 2022-04-22 | 业成科技(成都)有限公司 | Bonding process of touch device |
WO2021068395A1 (en) * | 2019-10-12 | 2021-04-15 | 深圳市华星光电半导体显示技术有限公司 | Touch display device and manufacturing method therefor |
CN111524939A (en) * | 2020-04-26 | 2020-08-11 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and assembling method thereof |
CN113093942A (en) * | 2021-04-13 | 2021-07-09 | 业成科技(成都)有限公司 | Display assembly and manufacturing method thereof, touch display module and electronic equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205788138U (en) | A kind of display device and liquid optical cement thereof | |
US10514480B2 (en) | Light guiding liquid glue and a touch sensitive display using the same | |
CN102184049B (en) | Glue-overflow-preventing stitching structure and method for flexible circuit board for touch screen | |
CN103853376B (en) | Display device and its manufacture method including touch panel | |
TWI448936B (en) | Touch panel and method for production thereof | |
US20130106736A1 (en) | Laminating structure, electronic device having the laminating structure and laminating method thereof | |
KR20120120936A (en) | Glass composite, electronic device using glass composite, and input device | |
CN105955549A (en) | Curved surface touch display module, manufacturing method thereof and electronic equipment | |
JP5553648B2 (en) | Display device | |
CN107315499A (en) | Flexible display apparatus and its manufacture method | |
KR20170068823A (en) | Cover window protecting display panel, display apparatus using the same and method for producing the cover window | |
TWM436870U (en) | Electrical panel and electronic device thereof | |
WO2015025710A1 (en) | Capacitive touch panel and method for manufacturing same | |
CN104679314B (en) | The preparation method of touch control display apparatus | |
CN105426007A (en) | On-cell touch display screen and portable electronic product | |
US8711086B2 (en) | Method of manufacturing touch panel | |
CN109634463B (en) | Touch display device and manufacturing method thereof | |
CN102236446A (en) | Slim touch device | |
US9229558B2 (en) | Method of manufacturing touch panel and touch panel | |
KR20170088262A (en) | Cover Window Glass Structure for Display Panel | |
CN206292753U (en) | Touch display unit | |
CN203631145U (en) | Nano-silver conductive thin film and touch-controlled panel using same | |
CN103969861A (en) | Display device and assembling method | |
CN208589006U (en) | A kind of touch-control sensor and touch-control display panel | |
CN208607628U (en) | A kind of GF2 structure touch panel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |