CN101408685A - Touch control panel and touch control type LCD device - Google Patents
Touch control panel and touch control type LCD device Download PDFInfo
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- CN101408685A CN101408685A CNA2007101620270A CN200710162027A CN101408685A CN 101408685 A CN101408685 A CN 101408685A CN A2007101620270 A CNA2007101620270 A CN A2007101620270A CN 200710162027 A CN200710162027 A CN 200710162027A CN 101408685 A CN101408685 A CN 101408685A
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Abstract
The invention relates to a touch panel and a touch-control liquid crystal display; wherein, the touch panel comprises a polarizing plate which is provided with a plurality of first electrodes, a contact layer which is provided with a plurality of second electrodes and an intermediate layer which is arranged between the polarizing plate and the contact layer. The touch panel utilizes an upper polarizing plate on the liquid crystal displaying panel to replace a glass substrate and can form the structure of the touch panel on the upper polarizing plate directly. Therefore, the integrated process of the touch panel and the liquid crystal displaying panel can be simplified, and the use of the glass substrate is reduced, so that the cost is lowered, and the thickness and weight of the touch-control liquid crystal display are reduced.
Description
Technical field
The invention relates to a kind of contact panel, and particularly about a kind of contact panel and touch-control liquid crystal display that utilizes Polarizer (polarizer) to replace glass substrate.
Background technology
Contact panel (touch panel) is a kind of for a popular instrument of accepting extensively, as the interface tool of information interchange.Use wider contact panel at present and mainly contain two kinds, be respectively resistance-type and condenser type, its framework is mostly by one deck PET film (polyethylene terephthalate polyethylene terephthalate, PET) form with one deck glass, and then utilize the glue material, contact panel is bonded on the liquid crystal panel.Fig. 1 is the electric resistance touch-control panel structural drawing according to conventional art.Contact panel 100 mainly is made up of with glassy layer 130 PET film 110, support particles 120, and wherein support particles 120 forms the middle layer with interval PET film 110 and glassy layer 130.PET film 110 forms transparent electrode cable with indium tin oxide (ITO) respectively with the surface of glassy layer 130, in order to transmission of electric signals.Contact panel 100 can utilize the last Polarizer 140 (all the other structures of liquid crystal panel do not illustrate) of bonding glassy layer 130 of glue material and liquid crystal panel usually, and it arranges framework as shown in Figure 1.
But because the glassy layer 130 of contact panel 100 is too heavy and thickness is bigger, and be not suitable for notebook computer mobile commodity such as (note book).Then can influence transmittance if utilize two-layer PET film to form contact panel, and the tack of indium tin oxide (ITO) on the PET film is not good, can makes process quality than difficult control.
In addition, the TaiWan, China patent proposes a kind of touch-control liquid crystal display and manufacture method thereof I223116 number, contact panel is formed between the top glass substrate of Polarizer and liquid crystal display, but Polarizer does not design and pushes, so can influence the susceptibility of contact point, also can cause damage simultaneously to Polarizer.In addition, last Polarizer is the comprehensive PET of being affixed on film, but PET and colored filter (color filter) fit into applying all around, easily produce the defective that Polarizer pulls out in vain.Moreover because contact panel is formed between the top glass substrate of Polarizer and liquid crystal display, when contact panel generation problem, maintenance is difficulty quite, may need to scrap whole display panel.Therefore,, be integrated into contact panel in the liquid crystal panel and reduce the use of glass substrate, could effectively reduce weight, volume and the cost of contact panel if can be under existing process conditions.
Summary of the invention
One of purpose of the present invention is that a kind of contact panel is being provided, and utilizes Polarizer to replace the glassy layer of contact panel, and contact panel can directly be integrated in the framework of LCD.
One of purpose of the present invention is that a kind of LCD is being provided, and can directly form contact panel on Polarizer, makes touch-control liquid crystal display more frivolous, and design cost is lower.
The present invention proposes a kind of contact panel, comprises Polarizer, contact layer and middle layer.Polarizer has most first electrodes, and contact layer then has most second electrodes.The middle layer is arranged between Polarizer and the contact layer, in order to interval Polarizer and contact layer.Wherein, the material of contact layer can be the PET film, and can utilize indium tin oxide to form required first electrode and second electrode respectively on the surface of contact layer and Polarizer.In an embodiment of the present invention, above-mentioned middle layer comprises that most are supported grain point (spacer dot), in order to this Polarizer of interval and contact layer.
The present invention proposes a kind of contact panel; comprise Polarizer, conductive layer, electrode image layer and protective seam; wherein conductive layer is arranged on the Polarizer; electrode image layer upper and lower surface has most first electrodes and second electrode respectively; and the electrode image layer is arranged on the conductive layer; and protective seam is arranged on the electrode image layer, in order to the guard electrode image layer.
The present invention proposes a kind of touch-control liquid crystal display, comprises following Polarizer, liquid crystal display, goes up Polarizer, contact layer and middle layer.Wherein go up Polarizer and following Polarizer and be disposed at the both sides up and down of liquid crystal display respectively, and go up Polarizer and have most individual first electrodes with respect to the opposite side of liquid crystal display.Contact layer has most second electrodes, and is arranged on the Polarizer, and the middle layer then is arranged between Polarizer and the contact layer, in order to interval first electrode and second electrode.Wherein, then has the function of contact panel by the formed structure of last Polarizer, middle layer and contact layer.
The present invention proposes a kind of touch-control liquid crystal display in addition, comprises following Polarizer, liquid crystal display, goes up Polarizer, conductive layer, electrode image layer and protective seam.Wherein, last Polarizer and following Polarizer are disposed at the both sides up and down of liquid crystal display respectively, and conductive layer is arranged on the Polarizer.The upper and lower surface of electrode image layer has most first electrodes and second electrode respectively, and the electrode image layer is arranged on the conductive layer, and protective seam then is arranged on the electrode image layer, in order to the guard electrode image layer.
In another embodiment of the present invention, above-mentioned liquid crystal display comprises first substrate, second substrate and following Polarizer at least, above-mentioned upward Polarizer is positioned at the surface of first substrate, following Polarizer is positioned at the surface of second substrate, and first substrate and the second substrate subtend setting and liquid crystal is folded between two substrates.
The present invention replaces the required glass substrate of contact panel because of adopting Polarizer, therefore can directly be integrated in the liquid crystal panel, directly on Polarizer on the liquid crystal panel, form the structure of contact panel, and can reduce the use of glass substrate and the bonding processing procedure of omission contact panel and module panel, make the stationarity and the planarization of contact panel and module panel better.
Description of drawings
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated, wherein:
Fig. 1 is the electric resistance touch-control panel structural drawing according to conventional art.
Fig. 2 is the Organization Chart according to the electric resistance touch-control panel of first embodiment of the invention.
Fig. 3 is the Organization Chart according to the capacitance type touch-control panel of second embodiment of the invention.
Fig. 4 is the structural drawing according to the touch-control liquid crystal display of third embodiment of the invention.
Fig. 5 is the structural drawing according to the touch-control liquid crystal display of fourth embodiment of the invention.
The main element symbol description:
The 110:PET film
120: support particles
130: glassy layer
140,430,530: go up Polarizer
240,340: Polarizer
100,200,300: contact panel
210: contact layer
220: the middle layer
212: the second electrodes
242: the first electrodes
310: protective seam
320: the electrode image layer
330: conductive layer
400,500: LCD
410,510: liquid crystal display
420,520: following Polarizer
Embodiment
First embodiment
Fig. 2 is the Organization Chart according to the electric resistance touch-control panel of first embodiment of the invention, and contact panel 200 comprises contact layer 210, middle layer 220 and Polarizer 240.Middle layer 220 is arranged between contact layer 210 and the Polarizer 240, in order to interval contact layer 210 and Polarizer 240.Contact layer 210 can be formed by PET film, glass or macromolecule membrane, the zone that contacts with contact panel as the user.220 in middle layer can be formed by supporting the grain point, when contact layer 210 is not stressed, in order to interval Polarizer 240 and contact layer 210.Polarizer 240 then has polarisation function (angle that restriction light passes through) and the required electrical signal transfer function of contact panel.
Have most first electrodes 242 on the Polarizer 240, and contact layer 210 has most second electrodes 212, wherein first electrode 242 and second electrode 212 can the formed transparency conductive electrode of indium tin oxide replace, and first electrode 242 and second electrode, 212 subtend setting and vertical interlaceds.When contact layer 210 is stressed (for example write, press etc.), second electrode 212 can touch first electrode 242 and form conducting, and system just can change via curtage, detects the position of pushing and reaches the effect of contact panel.In addition, the Polarizer 240 in the present embodiment can directly utilize the last Polarizer of LCD to replace, and just first electrode 242 directly is formed on the last Polarizer of LCD.Therefore, when contact panel 200 was integrated with LCD, comparable existing touch-control liquid crystal display reduced one deck glass substrate, makes the LCD with contact panel function more frivolous, and design cost is lower.
Second embodiment
The technological means of above-mentioned first embodiment can be applicable to capacitive contact panel equally, and Fig. 3 is the Organization Chart according to the capacitance type touch-control panel of second embodiment of the invention.Contact panel 300 comprises protective seam 310, electrode image layer 320, conductive layer 330 and Polarizer 340; wherein conductive layer 330 is arranged on the Polarizer 340; can directly utilize indium tin oxide to be formed at the surface of Polarizer 340, make it have electromagnetic shielding action.Electrode image layer 320 then is arranged between protective seam 310 and the conductive layer 330; the upper and lower surface of electrode image layer 320 has most first electrodes and second electrode respectively; to form required electrode image; protective seam 310 then is arranged on the electrode image layer 320, in order to guard electrode image layer 320.
In another embodiment of the present invention; electrode image layer 320 can be made of glass substrate; plate layer of conductive material in the glass substrate upper and lower surface; indium tin oxide or antimony tin (Antimony DopedTin Dioxide for example; ATO) film; forming first electrode and second electrode, and then be covered with the scratch resistant japanning of protection usefulness, for example protective seam 310.As shown in Figure 3; the structure of contact panel 300 from top to bottom is respectively protective seam 310, electrode image layer 320, conductive layer 330 and Polarizer 340; wherein between each layer bonding can according to the design needs; it is bonding to utilize conduction or nonconducting glue material to carry out, and its peripheral circuits lead also can utilize silver slurry film to form.Because the Polarizer 340 in the present embodiment can directly utilize the last Polarizer of LCD to replace.In other words, when contact panel that utilizes present embodiment and display panels integration, the last Polarizer of display panels can be directly uses as the glass substrate of contact panel, compared to existing touch control display panel, owing to reduced one deck penetrated bed, therefore can increase transmittance, and weight is lighter, thinner thickness.
The 3rd embodiment
Fig. 4 is the structural drawing according to the touch-control liquid crystal display of third embodiment of the invention.Present embodiment further specifies the structural relation that electric resistance touch-control panel combines with display panels, LCD 400 comprises following Polarizer 420, liquid crystal display 410, goes up Polarizer 430, contact layer 210 and middle layer 220, wherein go up Polarizer 430, contact layer 210 and middle layer 220 and form contact panel, its framework explanation please refer to Fig. 2, is not repeated.In the present embodiment, Polarizer shown in Figure 2 240 is directly applied in the LCD 400, as last Polarizer 430.
At least comprise first substrate, second substrate in the liquid crystal display 410, and last Polarizer 430 is positioned at the surface of first substrate, following Polarizer 420 is positioned at the surface of second substrate, and first substrate and second substrate are folded between two substrates with the subtend setting and with liquid crystal.Liquid crystal display 410 is in order to show image, and forms the touch-sensitive display with touch controllable function in conjunction with last Polarizer 430, contact layer 210 and middle layer 220.
On processing procedure, can be formed on the Polarizer 430 by directly that contact panel is required circuit, will go up then after Polarizer 430, contact layer 210 and middle layer 220 be bonded as contact panel, directly be bonded to the surface of liquid crystal display 410 again.So, just can omit in the existing processing procedure, the bonding program of contact panel and last Polarizer is omitted the glass substrate that has contact panel now simultaneously, makes LCD 400 more frivolous.
The 4th embodiment
Fig. 5 is the structural drawing according to the touch-control liquid crystal display of fourth embodiment of the invention.Please be simultaneously with reference to the explanation of Fig. 3; present embodiment further specifies the structural relation that capacitance type touch-control panel combines with display panels; LCD 500 comprises following Polarizer 520, liquid crystal display 510, goes up Polarizer 530, conductive layer 330, electrode image layer 320, protective seam 310; wherein go up Polarizer 530, conductive layer 330, electrode image layer 320, protective seam 310 formation contact panels; its framework explanation please refer to Fig. 2, is not repeated.In the present embodiment, Polarizer shown in Figure 3 340 is directly applied in the LCD 500, as last Polarizer 530.
On processing procedure, can be directly with after going up Polarizer 530, conductive layer 330, electrode image layer 320, protective seam 310 and being bonded as contact panel, directly be bonded to the surface of liquid crystal display 510 again.So, just can omit in the existing processing procedure, the bonding program of contact panel and last Polarizer is omitted the glass substrate that has contact panel now simultaneously, makes LCD 500 more frivolous.
Comprehensively above-mentioned, the foregoing description utilizes Polarizer to replace the glass substrate of contact panel, the structure of contact panel is formed directly on the Polarizer, to reduce one deck glass substrate and the glass substrate of existing contact panel and the bonding program of last polaroid, and then the conjugation between increase contact panel and liquid crystal panel, and make touch-control liquid crystal display more frivolous.
Though the present invention discloses as above with preferred embodiment; right its is not in order to qualification the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when can doing a little modification and perfect, so protection scope of the present invention is when with being as the criterion that claims were defined.
Claims (27)
1. contact panel is characterized in that comprising:
One Polarizer has most first electrodes;
One contact layer has most second electrodes; And
One middle layer is arranged between this Polarizer and this contact layer.
2. contact panel as claimed in claim 1 is characterized in that, the material of this contact layer is PET film, glass or macromolecule membrane, and those second electrodes are formed at the surface of this contact layer.
3. contact panel as claimed in claim 1 is characterized in that, those first electrodes are the surfaces that are formed at this Polarizer.
4. contact panel as claimed in claim 1 is characterized in that, the material of those first electrodes is an indium tin oxide.
5. contact panel as claimed in claim 1 is characterized in that, the material of those second electrodes is an indium tin oxide.
6. contact panel as claimed in claim 1 is characterized in that, those first electrodes and those second electrode pairs are to being provided with and forming mutually vertical interlaced.
7. contact panel as claimed in claim 1 is characterized in that, this middle layer comprises that most are supported the grain point, in order to this Polarizer of interval and this contact layer.
8. contact panel is characterized in that comprising:
One Polarizer;
One conductive layer is arranged on the Polarizer;
One electrode image layer, the upper and lower surface of this electrode image layer have most first electrodes and second electrode respectively, and this electrode image layer is arranged on this conductive layer; And
One protective seam is arranged on this electrode image layer, in order to protect this electrode image layer.
9. contact panel as claimed in claim 8 is characterized in that, the material of this protective seam is the PET film.
10. contact panel as claimed in claim 8 is characterized in that, the material of this electrode image layer is a glass, and those first electrodes and those second electrodes are formed at the upper and lower surface of this electrode image layer respectively.
11. contact panel as claimed in claim 8 is characterized in that, the material of those first electrodes is an indium tin oxide.
12. contact panel as claimed in claim 8 is characterized in that, the material of those second electrodes is an indium tin oxide.
13. a touch-control liquid crystal display is characterized in that comprising:
Polarizer once;
One liquid crystal display is arranged on this time Polarizer;
Polarizer on one is disposed on this liquid crystal display, and should go up Polarizer and have most first electrodes with respect to the another side of this liquid crystal display;
One contact layer has most second electrodes, and is arranged on this on Polarizer; And
One middle layer is arranged on this between the Polarizer and this contact layer, in order to those first electrodes and those second electrodes at interval.
14. touch-control liquid crystal display as claimed in claim 13, it is characterized in that, this liquid crystal display comprises one first substrate and one second substrate at least, should go up the surface that Polarizer is positioned at this first substrate, this time Polarizer is positioned at the surface of this second substrate, and this first substrate and this second substrate subtend setting and liquid crystal is folded between two substrates.
15. touch-control liquid crystal display as claimed in claim 13 is characterized in that, the material of this contact layer is PET film, glass or macromolecule membrane, and those second electrodes are formed at the surface of this contact layer.
16. touch-control liquid crystal display as claimed in claim 13 is characterized in that, those first electrodes are the surfaces that are formed at Polarizer on this.
17. touch-control liquid crystal display as claimed in claim 13 is characterized in that, the material of those first electrodes is an indium tin oxide.
18. touch-control liquid crystal display as claimed in claim 13 is characterized in that, the material of those second electrodes is an indium tin oxide.
19. touch-control liquid crystal display as claimed in claim 13 is characterized in that, those first electrodes and those second electrode pairs are to being provided with and vertical interlaced.
20. touch-control liquid crystal display as claimed in claim 13 is characterized in that, this middle layer comprises that most are supported the grain point, in order to this Polarizer of interval and this contact layer.
21. a touch-control liquid crystal display is characterized in that comprising:
Polarizer once;
One liquid crystal display is arranged on this time Polarizer;
Polarizer on one is disposed on this liquid crystal display;
One conductive layer is arranged on one on the Polarizer;
One electrode image layer, the upper and lower surface of this electrode image layer have most first electrodes and second electrode respectively, and this electrode image layer is arranged on this conductive layer; And
One protective seam is arranged on this electrode image layer, in order to protect this electrode image layer.
22. touch-control liquid crystal display as claimed in claim 21, it is characterized in that, this liquid crystal display comprises one first substrate and one second substrate at least, should go up the surface that Polarizer is positioned at this first substrate, this time Polarizer is positioned at the surface of this second substrate, and this first substrate and this second substrate subtend setting and liquid crystal is folded between above-mentioned two substrates.
23. touch-control liquid crystal display as claimed in claim 21 is characterized in that, the material of this protective seam is the PET film.
24. touch-control liquid crystal display as claimed in claim 21 is characterized in that, the material of this electrode image layer is a glass, and those first electrodes and those second electrodes are formed at the upper and lower surface of this electrode image layer respectively.
25. touch-control liquid crystal display as claimed in claim 21 is characterized in that, the material of those first electrodes is an indium tin oxide.
26. touch-control liquid crystal display as claimed in claim 21 is characterized in that, the material of those second electrodes is an indium tin oxide.
27. touch-control liquid crystal display as claimed in claim 21 is characterized in that, those first electrodes and those second electrode pairs are to being provided with and vertical interlaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101620270A CN101408685A (en) | 2007-10-10 | 2007-10-10 | Touch control panel and touch control type LCD device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101620270A CN101408685A (en) | 2007-10-10 | 2007-10-10 | Touch control panel and touch control type LCD device |
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| CN101408685A true CN101408685A (en) | 2009-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101620270A Pending CN101408685A (en) | 2007-10-10 | 2007-10-10 | Touch control panel and touch control type LCD device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762901A (en) * | 2010-01-22 | 2010-06-30 | 中兴通讯股份有限公司 | Liquid-crystal display with touch function and preparation method thereof |
| CN101825796A (en) * | 2010-05-19 | 2010-09-08 | 北京富纳特创新科技有限公司 | Touch liquid crystal screen |
| CN102262469A (en) * | 2010-05-25 | 2011-11-30 | 东莞万士达液晶显示器有限公司 | Touch sensing panel, touch sensing display panel and manufacturing method of touch sensing panel |
| CN102270073A (en) * | 2010-06-02 | 2011-12-07 | 冠华科技股份有限公司 | Integrated touch panel and manufacturing method thereof |
| CN102778987A (en) * | 2012-06-29 | 2012-11-14 | 华为终端有限公司 | Projection type capacitance touch screen and preparation method thereof |
| CN102915167A (en) * | 2012-09-29 | 2013-02-06 | 北京京东方光电科技有限公司 | Touch display |
| CN102955305A (en) * | 2012-11-30 | 2013-03-06 | 信利半导体有限公司 | Touch display |
| CN103076694A (en) * | 2013-02-07 | 2013-05-01 | 信利光电(汕尾)有限公司 | Integrated touch control module, manufacturing method thereof and touch display device |
| CN103941904A (en) * | 2013-01-22 | 2014-07-23 | 财团法人工业技术研究院 | Touch control film structure |
| CN104503625A (en) * | 2014-11-25 | 2015-04-08 | 友达光电股份有限公司 | Touch control polaroid and touch control display device |
| CN105094398A (en) * | 2014-05-06 | 2015-11-25 | 杰圣科技股份有限公司 | Touch display structure and method for manufacturing same |
| CN106537309A (en) * | 2014-07-17 | 2017-03-22 | 富士胶片株式会社 | Conductive film and display device with touch panel |
| CN110109277A (en) * | 2019-04-09 | 2019-08-09 | 惠州市华星光电技术有限公司 | Touch-control display panel and touch control display apparatus |
| CN110262150A (en) * | 2018-03-08 | 2019-09-20 | 江西时代智光实业有限公司 | A kind of liquid-crystal composition, the hand-written film of liquid crystal and liquid crystal handwriting pad |
| CN110275634A (en) * | 2019-05-15 | 2019-09-24 | 东旭（昆山）显示材料有限公司 | Touch panel and touch device with the touch panel |
-
2007
- 2007-10-10 CN CNA2007101620270A patent/CN101408685A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762901A (en) * | 2010-01-22 | 2010-06-30 | 中兴通讯股份有限公司 | Liquid-crystal display with touch function and preparation method thereof |
| CN101825796A (en) * | 2010-05-19 | 2010-09-08 | 北京富纳特创新科技有限公司 | Touch liquid crystal screen |
| CN102262469A (en) * | 2010-05-25 | 2011-11-30 | 东莞万士达液晶显示器有限公司 | Touch sensing panel, touch sensing display panel and manufacturing method of touch sensing panel |
| CN102270073B (en) * | 2010-06-02 | 2013-03-27 | 冠华科技股份有限公司 | Integrated touch panel and manufacturing method thereof |
| CN102270073A (en) * | 2010-06-02 | 2011-12-07 | 冠华科技股份有限公司 | Integrated touch panel and manufacturing method thereof |
| CN102778987A (en) * | 2012-06-29 | 2012-11-14 | 华为终端有限公司 | Projection type capacitance touch screen and preparation method thereof |
| CN102915167A (en) * | 2012-09-29 | 2013-02-06 | 北京京东方光电科技有限公司 | Touch display |
| CN102955305A (en) * | 2012-11-30 | 2013-03-06 | 信利半导体有限公司 | Touch display |
| CN102955305B (en) * | 2012-11-30 | 2015-12-02 | 信利半导体有限公司 | A kind of touch display |
| CN103941904A (en) * | 2013-01-22 | 2014-07-23 | 财团法人工业技术研究院 | Touch control film structure |
| CN103076694A (en) * | 2013-02-07 | 2013-05-01 | 信利光电(汕尾)有限公司 | Integrated touch control module, manufacturing method thereof and touch display device |
| CN103076694B (en) * | 2013-02-07 | 2015-06-24 | 信利光电股份有限公司 | Integrated touch control module, manufacturing method thereof and touch display device |
| CN105094398A (en) * | 2014-05-06 | 2015-11-25 | 杰圣科技股份有限公司 | Touch display structure and method for manufacturing same |
| CN106537309A (en) * | 2014-07-17 | 2017-03-22 | 富士胶片株式会社 | Conductive film and display device with touch panel |
| CN104503625A (en) * | 2014-11-25 | 2015-04-08 | 友达光电股份有限公司 | Touch control polaroid and touch control display device |
| CN104503625B (en) * | 2014-11-25 | 2017-08-22 | 友达光电股份有限公司 | Touch control polaroid and touch control display device |
| CN110262150A (en) * | 2018-03-08 | 2019-09-20 | 江西时代智光实业有限公司 | A kind of liquid-crystal composition, the hand-written film of liquid crystal and liquid crystal handwriting pad |
| CN110109277A (en) * | 2019-04-09 | 2019-08-09 | 惠州市华星光电技术有限公司 | Touch-control display panel and touch control display apparatus |
| CN110109277B (en) * | 2019-04-09 | 2021-07-06 | 惠州市华星光电技术有限公司 | Touch display panel and touch display device |
| CN110275634A (en) * | 2019-05-15 | 2019-09-24 | 东旭（昆山）显示材料有限公司 | Touch panel and touch device with the touch panel |
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Open date: 20090415 |