CN102830881B - Embedded touch display panel - Google Patents
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- CN102830881B CN102830881B CN201210313595.7A CN201210313595A CN102830881B CN 102830881 B CN102830881 B CN 102830881B CN 201210313595 A CN201210313595 A CN 201210313595A CN 102830881 B CN102830881 B CN 102830881B
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- 239000000758 substrate Substances 0.000 claims abstract description 64
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 238000003491 array Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 abstract 3
- 239000004020 conductor Substances 0.000 description 17
- 239000010410 layer Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 12
- 239000002184 metal Substances 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 11
- 230000015556 catabolic process Effects 0.000 description 5
- 230000001771 impaired effect Effects 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 230000010354 integration Effects 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Abstract
The invention relates to an embedded touch display panel, which comprises an array substrate, an opposite substrate, a capacitive touch detection array and a first protection pattern. The array substrate is provided with a display area and a peripheral area surrounding the display area. The opposite substrate is arranged opposite to the array substrate, wherein the opposite substrate is provided with an inner surface facing the array substrate, the opposite substrate is provided with a detection area, and a peripheral area surrounds the detection area. The capacitance type touch detection array is arranged on the inner surface of the opposite substrate and is positioned in the detection area. The first protection pattern is arranged on the inner surface of the opposite substrate and located in the peripheral area of the opposite substrate, wherein the first protection pattern is electrically separated from the capacitive touch detection array.
Description
Technical field
The present invention, about a kind of In-cell touch display panel, refers to a kind of In-cell touch display panel being provided with protection pattern in subtend substrate especially.
Background technology
Contact panel, owing to having the characteristic of human-computer interaction, replaces keyboard gradually and is widely used on the input interface of electronic installation.In recent years, along with the application surface development of consumption electronic products is more and more wider, contact panel to be combined with display and the application product forming touch control display apparatus also gets more and more, to comprise mobile phone (mobile phone), satellite navigation system (GPS navigator system), flat computer (tablet PC) and notebook computer (laptop PC) etc.
The technical development of contact panel now greatly, wherein capacitance type touch-control panel is owing to having the features such as high-accuracy, multi-point touch, high durability and high touch-control resolution, has become the main flow touch technology that current middle and high end consumption electronic products use.In addition, about integrated touch-control display panel, it divides into two large types according to touch control component is different from the degree of integration of display panel.Touch control component is made in the type (being commonly referred to as external labeling type (On-cell) touch-control display panel) of the outside surface of display panel, and its degree of integration is lower and thickness is larger; Touch control component is directly made in the type (being commonly referred to as embedded (In-cell) touch-control display panel) of the inside surface of display panel, and the more high and thick degree of its degree of integration is less.Touch control component due to In-cell touch display panel is directly made in the inside surface of display panel, therefore in manufacturing process or after completing may because of cannot expectational factor impaired by electrostatic breakdown, this is In-cell touch display panel problem to be solved in design.
Summary of the invention
An object of the present invention is to provide a kind of In-cell touch display panel, to improve antistatic capacity.
A preferred embodiment of the present invention provides a kind of In-cell touch display panel, and it comprises array basal plate, a subtend substrate, a capacitance touching control detection arrays and one first protect pattern.Array base palte has a viewing area, and a surrounding zone is around viewing area.Subtend substrate and array base palte are oppositely arranged, and wherein subtend substrate has an inside surface in the face of array base palte, and subtend substrate has a detection zone, and a surrounding zone is around detection zone.The inside surface that capacitance touching control detection arrays is arranged at subtend substrate is positioned at detection zone.First protection pattern setting is on the inside surface of subtend substrate and be positioned at the surrounding zone of subtend substrate, wherein the first protection pattern and capacitance touching control detection arrays electrically isolated.
Above-mentioned In-cell touch display panel, wherein, the first protection pattern is substantially around the detection zone of subtend substrate.
Above-mentioned In-cell touch display panel, wherein, the first protection pattern has a compensation bias voltage.
Above-mentioned In-cell touch display panel, wherein, array base palte has an inside surface, in the face of subtend substrate, In-cell touch display panel separately comprises one second protection pattern, is arranged on the inside surface of the surrounding zone of array base palte, and the second protection pattern and first protects pattern and is electrically connected.
Above-mentioned In-cell touch display panel, wherein, the second protection pattern is positioned at least side of the viewing area of array base palte.
Above-mentioned In-cell touch display panel, wherein, the second protection pattern is substantially around the viewing area of array base palte.
Above-mentioned In-cell touch display panel, wherein, separately comprises a syndeton, is arranged between array base palte and subtend substrate, and the first protection pattern and second protects pattern and is electrically connected via syndeton.
Above-mentioned In-cell touch display panel, wherein, syndeton comprises a conductive pane glue.
Above-mentioned In-cell touch display panel, wherein, syndeton comprises a conductive projection.
Above-mentioned In-cell touch display panel, wherein, syndeton comprises a separation material and a conductive layer, and separation material is arranged between array base palte and subtend substrate, conductive layer is arranged at the surface of separation material, and the first protection pattern and second protects pattern and is electrically connected via conductive layer.
Above-mentioned In-cell touch display panel, wherein, first protection pattern and second protects pattern and has a compensation bias voltage, and In-cell touch display panel separately comprises a touch-control circuit plate, being arranged on array base palte and protecting pattern be electrically connected with second, in order to afford redress, bias voltage protects pattern to the first protection pattern and second.
Above-mentioned In-cell touch display panel, wherein, separately comprises a display dielectric layer, is arranged between array base palte and subtend substrate.
The inside surface of the subtend substrate of In-cell touch display panel of the present invention is provided with protection pattern, can provide antistatic capacity, with avoid In-cell touch display panel because of can not expectational factor impaired by electrostatic breakdown.
Accompanying drawing explanation
Fig. 1 to Fig. 3 illustrates the schematic diagram of the In-cell touch display panel of the first preferred embodiment of the present invention;
Fig. 4 illustrates the schematic diagram of the In-cell touch display panel of an alternate embodiment of the first preferred embodiment of the present invention;
Fig. 5 to Fig. 7 illustrates the schematic diagram of the In-cell touch display panel of the second preferred embodiment of the present invention.
Fig. 8 illustrates the schematic diagram of the array base palte of the In-cell touch display panel of an alternate embodiment of the second preferred embodiment of the present invention.
Reference numeral
10: In-cell touch display panel 20: array base palte
20D: viewing area 20P: surrounding zone
20A: inside surface 21: the first wire
22: the second wires 23: privates
24: syndeton 26: touch-control circuit plate
28: array of display 211: plain conductor
212: transparent conductors 30: subtend substrate
30P: surrounding zone 30S: detection zone
30A: inside surface 32: capacitance touching control detection arrays
33: wire 34: the first protects pattern
40: liquid crystal layer 10 ': In-cell touch display panel
35: transparent conductors 241: separation material
242: conductive layer 50: In-cell touch display panel
29: the second protection patterns 291: metal protection pattern
292: transparent protection pattern 27: display circuit board
32P: detecting pad
Embodiment
Further can understand the present invention for making to be familiar with those skilled in the art, following spy enumerates preferred embodiment of the present invention, and coordinates appended accompanying drawing, the effect describing constitution content of the present invention in detail and will reach.
Please refer to Fig. 1 to Fig. 3.Fig. 1 to Fig. 3 illustrates the schematic diagram of the In-cell touch display panel of the first preferred embodiment of the present invention, wherein Fig. 1 illustrates the diagrammatic cross-section of In-cell touch display panel, Fig. 2 illustrates the schematic diagram of the subtend substrate of In-cell touch display panel, and Fig. 3 illustrates the schematic diagram of the array base palte of In-cell touch display panel.As shown in Figure 1 to Figure 3, the In-cell touch display panel 10 of the present embodiment comprises array basal plate 20, subtend substrate 30, display dielectric layer 40, capacitance touching control detection arrays 32 and one first and protects pattern (or being called the first electrostatic defending pattern) 34.Array base palte 20 has a viewing area 20D, and a surrounding zone 20P is around viewing area 20D.Be provided with an array of display 28 in the viewing area 20D of array base palte 20, it can comprise the element (not shown) such as gate line, data line, pixel electrode, thin film transistor (TFT) and storage capacitors.Subtend substrate 30 and array base palte 20 are oppositely arranged, and subtend substrate 30 has an inside surface 30A in the face of array base palte 20, and array base palte 20 has an inside surface 20A in the face of subtend substrate 30.Subtend substrate 30 has a detection zone 30S, and a surrounding zone 30P is around detection zone 30S.Subtend substrate 30 can be provided with colored filter, black-matrix layer, common electrode and the element (not shown) such as photoresistance separation material and orientation projection.The inside surface 30A that capacitance touching control detection arrays 32 is arranged at subtend substrate 30 is positioned at detection zone 30S.The In-cell touch display panel 10 of the present embodiment selects a touch control LCD (Liquid Crystal Display) panel to be example, and therefore display dielectric layer 40 is a liquid crystal layer, is arranged between array base palte 20 and subtend substrate 30.In-cell touch display panel 10 is not defined as touch control LCD (Liquid Crystal Display) panel, also can be the touch-control display panel of other type, such as touch-control organic LED display panel.In addition, capacitance touching control detection arrays 32 is one dimension (one dimensional) touch control detection array, but not as limit.Such as, capacitance touching control detection arrays 32 also can be two dimension (two dimensional) touch-control sensing array, and two-dimentional touch-control sensing array can be formed by single layer of conductive pattern or multilayer conductive pattern.Capacitance touching control detection arrays 32 comprises multiple detecting pad 32P, and many wires (trace line) 33, is arranged at the inside surface 30A of subtend substrate 30 and is electrically connected with corresponding detecting pad 32P respectively, in order to transmit the touching signals detected.It is upper and be positioned at surrounding zone 30P that first protection pattern 34 is arranged at the inside surface 30A of subtend substrate 30, wherein the first protection pattern 34 and capacitance touching control detection arrays 32 electrically isolated.In the present embodiment, the detecting pad 32P and first of capacitance touching control detection arrays 32 protects pattern 34 and preferably can be formed by same layer patterned conductive layer, but not as limit.
First protection pattern 34 can have compensation bias voltage or a ground connection, its role is to improve the antistatic capacity of In-cell touch display panel 10 in manufacturing process or after completing, with avoid capacitance touching control detection arrays 32 because of can not expectational factor impaired by electrostatic breakdown.In addition, in the present embodiment, first protects pattern 34 substantially around the detection zone 30S of subtend substrate 30, but not as limit.Such as the first protection pattern 34 also can be arranged at the side of the detection zone 30S of subtend substrate 30, both sides or three sides.In addition, first protection pattern 34 position, pattern and the visual antistatic capacity of number requires or other considers to be changed.In-cell touch display panel 10 separately comprises first wire 21, many second wires 22, many privates 23, at least one syndeton 24, touch-control circuit plate 26 and display circuit boards 27.Syndeton 24 is arranged between array base palte 20 and subtend substrate 30.First wire 21 is arranged at the surrounding zone 20P of array base palte 20, and wherein one end of the first wire 21 and touch-control circuit plate 26 are electrically connected, and its other end extends to the below of syndeton 24.On the other hand, the transparent conductors 35 that the first protection pattern 34 being arranged at the inside surface 30A of subtend substrate 30 can extend to the top of syndeton 24 with one is electrically connected, and the compensation bias voltage that touch-control circuit plate 26 provides whereby can be passed to the first protection pattern 34 via the first wire 21 with syndeton 24 successively.First protection pattern 34 is a conductive pattern, such as metal pattern.In addition, the first protection pattern 34 also can directly extend to the top of syndeton 24 and be electrically connected with syndeton 24.Second wire 22 is arranged at the surrounding zone 20P of array base palte 20, and wherein one end of each second wire 22 and touch-control circuit plate 26 are electrically connected, and its other end extends to the below of syndeton 24.In addition, syndeton 24 is also electrically connected with the wire 33 of the inside surface 30A of subtend substrate 30, and the touching signals whereby detected by capacitance touching control detection arrays 32 can be passed to touch-control circuit plate 26 via wire 33, syndeton 24 and the second wire 22 successively.Privates 23 is arranged at the surrounding zone 20P of array base palte 20, wherein one end of each privates 23 and array of display 28(gate line or data line) be electrically connected, the other end is then electrically connected with display circuit board 27, whereby, the drive singal that display circuit board 27 sends can be passed to gate line or data line by privates 23.The material of the first wire 21 can be the conductive material such as metal or transparent conductive material, and it can be single layer structure or sandwich construction.For example, in the present embodiment, first wire 21 is formed by stacking by a plain conductor 211 and a transparent conductors 212, wherein plain conductor 211 such as can with the gate line of array of display 28 or data line wherein any one is made up of same metal pattern, and transparent conductors 212 such as can be made up of same transparent conductive patterns with pixel electrode (not shown).Transparent conductors 212 can only be superimposed on the plain conductor 211 corresponding to syndeton 24, and need not completely and plain conductor 211 superimposed.Second wire 22 can be made up of same metal pattern with the first wire 21 with privates 23, but not as limit.
In the present embodiment, syndeton 24 can comprise a conductive pane glue, and it has adhesion array base palte 20 and subtend substrate 30, and the dual-use function electrically transmitted.Such as, conductive pane glue can be the colloid with conducting particles (such as gold goal), it has the effect that can only conduct electricity on the direction perpendicular to array base palte 20 and subtend substrate 30, therefore in the present embodiment, first wire 21, conductive pane glue and first protect pattern 34 overlapping with the direction upper part of subtend substrate 30 perpendicular to array base palte 20, and the compensation bias voltage provided to make touch-control circuit plate 26 can be passed to the first protection pattern 34 via the first wire 21 with conductive pane glue successively.In like manner, second wire 22, conductive pane glue and wire 33, overlapping with the direction upper part of subtend substrate 30 perpendicular to array base palte 20, can be passed to touch-control circuit plate 26 via wire 33, syndeton 24 and the second wire 22 successively to make the touching signals detected by capacitance touching control detection arrays 32.Syndeton 24 is not limited with conductive pane glue.For example, syndeton 24 also can be the structure that other has conductive characteristic, such as, can be conductive projection.In other alternate embodiment, the first compensation bias voltage of protection needed for pattern 34 or ground connection also can not be provided by the touch-control circuit plate 26 on array base palte 20, and are provided by another touch-control circuit plate (not shown) on subtend substrate 30.
In-cell touch display panel of the present invention is not limited with above-described embodiment.The In-cell touch display panel of other preferred embodiment of the present invention and alternate embodiment will be introduced successively below, and for the ease of the difference of more each embodiment and simplified illustration, in following each embodiment, use identical mark to mark identical element, and be described mainly for the difference of each embodiment, and no longer repeating part is repeated.
Please refer to Fig. 4.Fig. 4 illustrates the schematic diagram of the In-cell touch display panel of an alternate embodiment of the first preferred embodiment of the present invention.As shown in Figure 4, in this alternate embodiment, the syndeton 24 of In-cell touch display panel 10 ' can be a conductive gap thing, it comprises separation material 241 and a conductive layer 242, wherein separation material 241(such as photoresistance separation material) be arranged between array base palte 20 and subtend substrate 30, and the cell-gap that can maintain between array base palte 20 and subtend substrate 30, and conductive layer 242 is arranged at the surface of separation material 241, and protect pattern 34 through transparent conductors 35 and first and be electrically connected, first protection pattern 34 can be electrically connected to the first wire 21 on array base palte 20 via conductive layer 242 whereby.Separation material 241 can be made on subtend substrate 30, and conductive layer 242 and transparent conductors 35 can be made up of same layer transparent conductive patterns.
Please refer to Fig. 5 to Fig. 7.Fig. 5 to Fig. 7 illustrates the schematic diagram of the In-cell touch display panel of the second preferred embodiment of the present invention, wherein Fig. 5 illustrates the diagrammatic cross-section of In-cell touch display panel, the schematic diagram of the subtend substrate of the In-cell touch display panel shown in Fig. 6, and the schematic diagram of the array base palte of the In-cell touch display panel shown in Fig. 7.As shown in Figures 5 to 7, be different from the first preferred embodiment, the In-cell touch display panel 50 of the present embodiment separately comprises one second protection pattern (or being called the second electrostatic defending pattern) 29, be arranged on the inside surface 20A of the surrounding zone 20P of array base palte 20, and the second protection pattern 29 and first protects pattern 34 is electrically connected via syndeton 24.Second protection pattern 29 is positioned at least side of the viewing area 20D of array base palte 20, and preferably, the second protection pattern 29 is substantially around the viewing area 20D of array base palte 20.Second protection pattern 29 position, pattern and the visual antistatic capacity of number requires or other considers to be changed.In the present embodiment, the material of the second protection pattern 29 can be the conductive material such as metal or transparent conductive material, and it can be single layer structure or sandwich construction.For example, in the present embodiment, second protection pattern 29 is formed by stacking by a metal protection pattern 291 and a transparent protection pattern 292, wherein metal protection pattern 291 such as can with the gate line of array of display 28 or data line wherein any one is made up of same metal pattern, and transparent protection pattern 292 such as can be made up of same transparent conductive patterns with pixel electrode (not shown).In addition, transparent protection pattern 292 can only be superimposed on the metal protection pattern 291 corresponding to syndeton 24, and need not completely and metal protection pattern 291 superimposed.From the above, the In-cell touch display panel 50 of the present embodiment does not need to utilize the first wire 21 to be electrically connected touch-control circuit plate 26 and syndeton 24, and can directly utilize the second protection pattern 29 to be electrically connected touch-control circuit plate 26 and syndeton 24.Second protection pattern 29 can strengthen the antistatic capacity of In-cell touch display panel 50 further, with avoid array of display 28 because of can not expectational factor impaired by electrostatic breakdown.The second protection pattern 29 of the present embodiment is electrically connected owing to protecting pattern 34 with first on subtend substrate 30, therefore can increase the antistatic capacity for capacitance touching control detection arrays 32 further.What deserves to be explained is, in the present embodiment, syndeton 24 also can be the conductive pane glue or conductive projection that the first preferred embodiment discloses, or the conductive gap thing that the alternate embodiment of the first preferred embodiment discloses, or other has the structure of conductive characteristic.
Please refer to Fig. 8.Fig. 8 illustrates the schematic diagram of the array base palte of the In-cell touch display panel of an alternate embodiment of the second preferred embodiment of the present invention.As shown in Figure 8, in this alternate embodiment, the second protection pattern 29 is positioned at the side of the viewing area 20D of array base palte 20, but not around the viewing area 20D of array base palte 20.
In sum, the inside surface of the subtend substrate of In-cell touch display panel of the present invention is provided with protection pattern, can provide antistatic capacity, with avoid In-cell touch display panel because of can not expectational factor impaired by electrostatic breakdown.
The foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and amendment, all should belong to covering scope of the present invention.
Claims (11)
1. an In-cell touch display panel, is characterized in that, comprising:
Array basal plate, has a viewing area, and a surrounding zone is around this viewing area;
One subtend substrate, is oppositely arranged with this array base palte, and wherein this subtend substrate has an inside surface, and in the face of this array base palte, and this subtend substrate has a detection zone, and a surrounding zone is around this detection zone;
One capacitance touching control detection arrays, this inside surface being arranged at this subtend substrate is positioned at this detection zone; And
One first protection pattern, this inside surface being arranged at this subtend substrate is positioned at this surrounding zone of this subtend substrate, wherein this first protection pattern and this capacitance touching control detection arrays electrically isolated;
Wherein, this array base palte has an inside surface, and in the face of this subtend substrate, this In-cell touch display panel separately comprises one second protection pattern, be arranged on this inside surface of this surrounding zone of this array base palte, and this second protection pattern and this first protect pattern and be electrically connected.
2. In-cell touch display panel according to claim 1, is characterized in that, this first protection pattern is substantially around this detection zone of this subtend substrate.
3. In-cell touch display panel according to claim 1, is characterized in that, this first protection pattern has a compensation bias voltage.
4. In-cell touch display panel according to claim 1, is characterized in that, this second protection pattern is positioned at least side of this viewing area of this array base palte.
5. In-cell touch display panel according to claim 1, is characterized in that, this second protection pattern is substantially around this viewing area of this array base palte.
6. In-cell touch display panel according to claim 1, is characterized in that, separately comprises a syndeton, is arranged between this array base palte and this subtend substrate, and this first protection pattern and this second protect pattern and be electrically connected via this syndeton.
7. In-cell touch display panel according to claim 6, is characterized in that, this syndeton comprises a conductive pane glue.
8. In-cell touch display panel according to claim 6, is characterized in that, this syndeton comprises a conductive projection.
9. In-cell touch display panel according to claim 6, it is characterized in that, this syndeton comprises a separation material and a conductive layer, this separation material is arranged between this array base palte and this subtend substrate, this conductive layer is arranged at the surface of this separation material, and this first protection pattern and this second protect pattern and be electrically connected via this conductive layer.
10. In-cell touch display panel according to claim 1, it is characterized in that, this first protection pattern and this second protect pattern there is a compensation bias voltage, and In-cell touch display panel separately comprises a touch-control circuit plate, to be arranged on this array base palte and second to protect pattern with this and be electrically connected, second protecting pattern in order to provide this compensation bias voltage to this first protection pattern and this.
11. In-cell touch display panel according to claim 1, is characterized in that, separately comprise a display dielectric layer, are arranged between this array base palte and this subtend substrate.
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TW101122193 | 2012-06-21 | ||
TW101122193A TWI478030B (en) | 2012-06-21 | 2012-06-21 | In-cell touch display panel |
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CN102830881B true CN102830881B (en) | 2015-06-03 |
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CN103268179B (en) * | 2013-05-02 | 2016-05-25 | 京东方科技集团股份有限公司 | Touch-control electrode and preparation method, capacitive touch device and touch display unit |
CN103336597B (en) * | 2013-06-06 | 2016-08-17 | 业成光电(深圳)有限公司 | Touch-control display module |
US9377891B2 (en) | 2013-07-10 | 2016-06-28 | Htc Corporation | Touch panel |
TWI498783B (en) * | 2013-07-10 | 2015-09-01 | Htc Corp | Touch panel |
US9256331B2 (en) | 2013-07-16 | 2016-02-09 | Htc Corporation | Touch panel |
TWI505154B (en) * | 2013-07-16 | 2015-10-21 | Htc Corp | Touch panel |
TW201512918A (en) * | 2013-09-24 | 2015-04-01 | Wintek Corp | Touch panel |
TW201543991A (en) * | 2014-05-09 | 2015-11-16 | Innolux Corp | Multi-electrostatic discharge rings device of display panel |
CN104240625B (en) * | 2014-08-19 | 2017-11-07 | 合肥鑫晟光电科技有限公司 | A kind of display device and its detection method |
CN104978096B (en) | 2015-08-04 | 2018-02-16 | 重庆京东方光电科技有限公司 | Display panel and forming method thereof and display device |
KR102672153B1 (en) * | 2016-12-06 | 2024-06-04 | 삼성디스플레이 주식회사 | Display device |
TWI643114B (en) * | 2018-01-08 | 2018-12-01 | 友達光電股份有限公司 | A touch display panel and a method of mending thereof |
TWI646453B (en) * | 2018-01-08 | 2019-01-01 | 友達光電股份有限公司 | Touch display panel |
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TWI478030B (en) | 2015-03-21 |
CN102830881A (en) | 2012-12-19 |
TW201401135A (en) | 2014-01-01 |
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