CN102830863B - Contact panel and display device - Google Patents
Contact panel and display device Download PDFInfo
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- CN102830863B CN102830863B CN201110162151.3A CN201110162151A CN102830863B CN 102830863 B CN102830863 B CN 102830863B CN 201110162151 A CN201110162151 A CN 201110162151A CN 102830863 B CN102830863 B CN 102830863B
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Abstract
A kind of contact panel and display device.Contact panel comprises a substrate, many first sense lines, many second sense lines, multiple first extension, multiple second extension and multiple insulating mats.First sense line is configured on substrate with being parallel to a first direction.Second sense line is configured on substrate with being parallel to a second direction.First sense line intersects with the second sense line and defines multiple mesh district.First extension connects the first sense line and extends towards mesh district.Second extension connects the second sense line and extends towards mesh district.First extension and the second extension distribute mutually in mesh district neighbourly.Insulating mat is configured at the infall of the first sense line and the second sense line, insulate to make the first sense line and the second sense line.
Description
Technical field
The present invention relates to a kind of contact panel and display device, particularly relate to a kind of contact panel and display device.
Background technology
In the information age now, the mankind grow with each passing day for the dependence of electronic product.The electronic products such as notebook computer, mobile phone, personal digital aid (PDA) (personaldigitalassistant, PDA), digital walkman have become application tool indispensable in modern's life and work all.Above-mentioned electronic product all has an input interface, in order to input the palpus instruction of user institute, automatically performs this instruction to make the built-in system of electronic product.Current most popular input interface unit comprises keyboard and mouse.
For the user, traditional input interface such as keyboard, mouse is used can to cause sizable inconvenience undoubtedly in the occasion of part.In order to solve such problem, manufacturer just starts electronic installation configures a contact panel, and then is replaced the function of keyboard or mouse by contact panel.With regard to contact panel, current user utilizes finger or the contact produced between pointer and contact panel or induction behavior to carry out clicking action.With capacitance type touch-control panel, the characteristic of multi-point touch more humane operator scheme can be provided and make capacitance type touch-control panel be subject to the favor in market gradually.
But, in capacitance type touch-control panel, if two electrodes forming electric capacity are configured on the not coplanar of same substrate respectively, do not meet causing overall thickness excessive the trend that user pursues slimming.In addition, along with the requirement of touch-controlling interface for touch-control degree of accuracy constantly promotes, in minimum touch-control generating region, how correctly to sense the generation of touch-control, also become problem urgently to be resolved hurrily.
Summary of the invention
The invention provides a kind of contact panel, in order to solve the problem that thickness is excessive and touch-control degree of accuracy is not good.
The invention provides a kind of display device, there is slimming and preferably touch-control degree of accuracy.
A kind of contact panel of the present invention comprises a substrate, many first sense lines, many second sense lines, multiple first extension, multiple second extension and multiple insulating mats.First sense line is configured on substrate with being parallel to a first direction.Second sense line is configured on substrate with being parallel to a second direction.First sense line intersects with the second sense line and defines multiple mesh district.First extension connects the first sense line and extends towards mesh district.Second extension connects the second sense line and extends towards mesh district.First extension and the second extension distribute mutually in mesh district neighbourly.Insulating mat is configured at the infall of the first sense line and the second sense line, insulate to make the first sense line and the second sense line.
A kind of display device of the present invention comprises a cover plate, a display module, many first sense lines, many second sense lines, multiple first extension, multiple second extension and multiple insulating mats.First sense line is configured between cover plate and display module with being parallel to a first direction.Second sense line is configured between cover plate and display module with being parallel to a second direction.First sense line intersects with the second sense line and defines multiple mesh district.First extension connects the first sense line and extends towards mesh district.Second extension connects the second sense line and extends towards mesh district.First extension and the second extension distribute mutually in mesh district neighbourly.Insulating mat is configured at the infall of the first sense line and the second sense line, insulate to make the first sense line and the second sense line.
In above-mentioned two kinds of embodiments, each first extension and each second extension all L-shaped.
In above-mentioned two kinds of embodiments, each first extension has one first rectangle region and one second rectangle region.Second rectangle region extends the central authorities from the long limit of the first rectangle region.Each second extension has one the 3rd rectangle region and two the 4th rectangle regions.4th rectangle region extends the both sides from the long limit of the 3rd rectangle region.Each second rectangle region is between two the 4th rectangle regions.
In above-mentioned two kinds of embodiments, each first extension has one first delta and two the first pectinate zones.Each first delta is between two the first pectinate zones.Each second extension has one second delta and two the second pectinate zones.The both sides of each second delta are extended with two the second pectinate zones.Each first pectinate zone and second pectinate zone interlock.
In above-mentioned two kinds of embodiments, each first extension and each second extension are all in the shape of a spiral.
In above-mentioned two kinds of embodiments, the vertical second direction of first direction.
Another kind of contact panel of the present invention comprises a substrate, many sense lines, multiple first spire, multiple second spire, many connecting lines and multiple insulating mats.Sense line is configured on substrate with being parallel to a first direction.First spire connects sense line.Each second spire and two the first spires are wound around mutually.Connecting line is configured on substrate with being parallel to a second direction.The two ends of each connecting line connect second spire respectively.Connecting line intersects with sense line.Insulating mat is configured at the infall of connecting line and sense line, insulate to make connecting line and sense line.
Another kind of display device of the present invention comprises a cover plate, a display module, many sense lines, multiple first spire, multiple second spire, many connecting lines and multiple insulating mats.Sense line is configured between cover plate and display module with being parallel to a first direction.First spire connects sense line.Each second spire and two the first spires are wound around mutually.Connecting line is configured between cover plate and display module with being parallel to a second direction.The two ends of each connecting line connect second spire respectively.Connecting line intersects with sense line.Insulating mat is configured at the infall of connecting line and sense line, insulate to make connecting line and sense line.
In above-mentioned two kinds of embodiments, each second spire has two contrary spirals.
In above-mentioned two kinds of embodiments, the vertical second direction of first direction.
Based on above-mentioned, in contact panel of the present invention and display device, two electrodes of electric capacity are all positioned on the same face of substrate, and the adjacent boundary length of two electrodes in unit area is longer, are therefore easy to slimming and touch-control degree of accuracy is better.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the partial schematic diagram of the contact panel of one embodiment of the invention.
Fig. 2 is the part sectioned view of the display device of one embodiment of the invention.
Fig. 3 is the part sectioned view of the display device of another embodiment of the present invention.
Fig. 4 is the partial schematic diagram of the contact panel of another embodiment of the present invention.
Fig. 5 is the partial schematic diagram of the contact panel of another embodiment of the present invention.
Fig. 6 is the partial schematic diagram of the contact panel of another embodiment of the present invention.
Fig. 7 is the partial schematic diagram of the contact panel of another embodiment of the present invention.
Fig. 8 is the part sectioned view of the display device of another embodiment of the present invention.
Reference numeral:
100,300,400,500,600: contact panel
110,610: substrate
120: the first sense lines
130: the second sense lines
140,340,440,540: the first extensions
150,350,450,550: the second extensions
160,660: insulating mat
D10: first direction
D20: second direction
M10, M40: mesh district
200,202,700: display device
210,710: cover plate
220,720: display module
442: the first rectangle regions
444: the second rectangle regions
452: the three rectangle regions
454: the four rectangle regions
542: the first deltas
544: the first pectinate zones
552: the second deltas
554: the second pectinate zones
620: sense line
630: the first spires
640: the second spires
650: connecting line
Embodiment
Fig. 1 is the partial schematic diagram of the contact panel of one embodiment of the invention.Please refer to Fig. 1, the contact panel 100 of the present embodiment comprises a substrate 110, many first sense lines 120, many second sense lines 130, multiple first extension 140, multiple second extension 150 and multiple insulating mats 160.First sense line 120 is configured on substrate 110 with being parallel to a first direction D10.Second sense line 130 is configured on substrate 110 with being parallel to a second direction D20.First sense line 120 intersects with the second sense line 130 and defines multiple mesh district M10.Specifically, each mesh district M10 is the region surrounded by two the first sense lines 120 and two the second sense lines 130.Mesh district M10 is generally quadrilateral, but is not limited to this.
First extension 140 connects the first sense line 120 and extends towards mesh district M10.Second extension 150 connects the second sense line and extends towards mesh district M10.First extension 140 and the second extension 150 distribute mesh district M10 is neighbour mutually.That is be that mesh district M10 is roughly filled up by the first extension 140 and the second extension 150.And, because the first extension 140 and the second extension 150 distribute mesh district M10 is neighbour mutually, so the first extension 140 border adjacent with the second extension 150 is greater than the length of the single length of side of mesh district M10.
Insulating mat 160 is configured at the infall of the first sense line 120 and the second sense line 130, insulate to make the first sense line 120 and the second sense line 130.Specifically, at the overlapping of the first sense line 120 and the second sense line 130, insulating mat 160 is folded between the first sense line 120 and the second sense line 130, contacts with the second sense line 130 to avoid the first sense line 120.
In the contact panel 100 of the present embodiment, first sense line 120 and the first extension 140 have same potential, second sense line 130 and the second extension 150 have same potential, and above-mentioned two groups of sense lines (first sense line 120 and the second sense line 130) and its extended structure form Inductance and Capacitance.When the finger of user comes close to or in contact with contact panel 100, the change of the capacitance of touch-control generating region will be caused.By, detect the position that touch-control generating region just can be located in the position that capacitance change occurs, and then reach the object of touch-control.Especially, because the first extension 140 and the second extension 150 neighbourly distribute mutually at mesh district M10, so the degree of capacitance change is greater than existing contact panel during touch-control generation, and then improve the touch-control degree of accuracy of contact panel 100 of the present embodiment.In addition, because the first sense line 120, second sense line 130, first extension 140, second extension 150 and insulating mat 160 are all configured on the same face of substrate 110, therefore, by the material (such as Glass, PET, CoverGlass, LCMTopGlass or other materials) suitably selecting substrate, the thickness of contact panel 100 just effectively can be reduced.
Fig. 2 is the part sectioned view of the display device of one embodiment of the invention.Please refer to Fig. 2, the display device 200 of the present embodiment applies the concept identical with the contact panel 100 of Fig. 1.Specifically, the display device 200 of the present embodiment comprises a cover plate 210, and shows module 220 and first sense line 120, second sense line 130, first extension 140, second extension 150 and the insulating mat 160 identical with Fig. 1, and wherein subelement fails to be shown in the sectional view of Fig. 2.First sense line 120, second sense line 130, first extension 140, second extension 150 identical with Fig. 1 and insulating mat 160 are configured between cover plate 210 and display module 220, and related description can with reference to the embodiment of figure 1.The display module 220 of the present embodiment can in contrast to the substrate 110 of Fig. 1, that is the first sense line 120, second sense line 130, first extension 140, second extension 150 and insulating mat 160 are configured on display module 220, then is covered by cover plate 210.The display device 200 of the present embodiment has the advantage that touch-control degree of accuracy promotes and thickness reduces equally.
Fig. 3 is the part sectioned view of the display device of another embodiment of the present invention.Please refer to Fig. 3, the display device 202 of the present embodiment is similar to the display device 200 of Fig. 2, difference is that the first sense line 120, second sense line 130, first extension 140, second extension 150 and insulating mat 160 are configured on cover plate 210, is more jointly assembled on display module 220.The display device 202 of the present embodiment has the advantage that touch-control degree of accuracy promotes and thickness reduces equally.
Referring again to Fig. 1, the pattern that the first extension 140 in each mesh district M10 and the second extension 150 are formed has point-symmetric characteristic, that is pattern revolve turnback after still identical.In addition, the vertical second direction D20 of first direction D10 of this embodiment, that is vertical second sense line 130 of the first sense line 120.But the angle of first direction D10 and second direction D20 also can be other angles.All in the shape of a spiral and be mutually wound around, but this embodiment also has part second extension 150 for vertical bar shape for first extension 140 of this embodiment and the second extension 150.
Fig. 4 is the partial schematic diagram of the contact panel of another embodiment of the present invention.Please refer to Fig. 4, the contact panel 300 of the present embodiment is similar to the contact panel 100 of Fig. 1, and difference is the pattern of the first extension 340 and the second extension 350, omits other explanations at this.First extension 340 of the present embodiment and the second extension 350 all L-shaped.In addition, the figure that first extension 340 of the present embodiment and the second extension 350 form has the characteristic of line symmetry.
Fig. 5 is the partial schematic diagram of the contact panel of another embodiment of the present invention.Please refer to Fig. 5, the contact panel 400 of the present embodiment is similar to the contact panel 100 of Fig. 1, and difference is the pattern of the first extension 440 and the second extension 450, omits other explanations at this.Each first extension 440 of the present embodiment has one first rectangle region 442 and one second rectangle region 444.Each second rectangle region 444 extends the central authorities on the long limit of self-corresponding first rectangle region 442.Each second extension 450 has one the 3rd rectangle region 452 and two the 4th rectangle regions 454.Two the 4th rectangle regions 454 extend the both sides on the long limit of self-corresponding 3rd rectangle region 452.Each second rectangle region 444 is between two the 4th rectangle regions 454 of correspondence, that is each second rectangle region 444 is surrounded by the first rectangle region 442 of correspondence, the 3rd rectangle region 452 and two the 4th rectangle regions 454.Two corresponding the first extensions 440 and the second extension 450 can form a rectangle.There are in each mesh district M40 two the first extensions 440 and two the second extensions 450.In addition, the figure that first extension 440 of the present embodiment and the second extension 450 form has point-symmetric characteristic.
Fig. 6 is the partial schematic diagram of the contact panel of another embodiment of the present invention.Please refer to Fig. 6, the contact panel 500 of the present embodiment is similar to the contact panel 100 of Fig. 1, and difference is the pattern of the first extension 540 and the second extension 550, omits other explanations at this.Each first extension 540 of the present embodiment has one first delta 542 and two the first pectinate zones 544.Each first delta 542 is between two the first pectinate zones 544 of correspondence.Each second extension 550 has one second delta 552 and two the second pectinate zones 554.The both sides of each second delta 552 are extended with two the second pectinate zones 554.Each first pectinate zone 544 interlocks with corresponding second pectinate zone 554.In addition, the figure that first extension 540 of the present embodiment and the second extension 550 form has point-symmetric characteristic.
First extension of three kinds of embodiments of Fig. 4 to Fig. 6 and the pattern of the second extension also can be applicable in the display device of other embodiments of the present invention.
Fig. 7 is the partial schematic diagram of the contact panel of another embodiment of the present invention.Please refer to Fig. 7, the contact panel 600 of the present embodiment comprises a substrate 610, many sense lines 620, multiple first spire 630, multiple second spire 640, many connecting lines 650 and multiple insulating mats 660.Sense line 620 is configured on substrate 610 with being parallel to first direction D10.First spire 630 connects sense line 620.Each second spire 640 is wound around mutually with corresponding two the first spires 630.Connecting line 650 is configured on substrate 610 with being parallel to second direction D20.The two ends of every bar connecting line 650 connect corresponding second spire 640 respectively.Connecting line 650 intersects with sense line 620.Insulating mat 660 is configured at connecting line 650 and the infall of sense line 620, insulate to make connecting line 650 and sense line 620.Specifically, at the overlapping of connecting line 650 with sense line 620, insulating mat 660 is folded between connecting line 650 and sense line 620, contacts with sense line 620 to avoid connecting line 650.
Similar to the contact panel 100 of Fig. 1, because the second spire 640 is wound around mutually with corresponding first spire 630, so the degree that when touch-control occurs, capacitance changes is greater than existing contact panel, and then improve the touch-control degree of accuracy of contact panel 600 of the present embodiment.In addition, because sense line 620, first spire 630, second spire 640, connecting line 650 and insulating mat 660 are all configured on the same face of substrate 610, in the same manner, by the material (such as Glass, PET, CoverGlass, LCMTopGlass or other materials) suitably selecting substrate, the thickness of contact panel 100 just effectively can be reduced.
In the present embodiment, each second spire 640 has two contrary spirals.In addition, second spire 640 of the present embodiment has point-symmetric characteristic with the figure that corresponding first spire 630 forms.
Fig. 8 is the part sectioned view of the display device of another embodiment of the present invention.Please refer to Fig. 8, the display device 700 of the present embodiment applies the concept identical with the contact panel 600 of Fig. 7.Specifically, the display device 200 of the present embodiment comprises a cover plate 710, and shows module 720 and sense line 620, first spire 630, second spire 640, connecting line 650 and the insulating mat 660 identical with Fig. 7, and wherein subelement fails to be shown in the sectional view of Fig. 8.Sense line 620, first spire 630, second spire 640, connecting line 650 and the insulating mat 660 identical with Fig. 7 are configured between cover plate 710 and display module 720, and related description can with reference to the embodiment of figure 8.Sense line 620, first spire 630, second spire 640 of the present embodiment, connecting line 650 and insulating mat 660 are configured on cover plate 710, be more jointly assembled on display module 720.The display device 700 of the present embodiment has the advantage that touch-control degree of accuracy promotes and thickness reduces equally.In another unshowned embodiment, sense line 620, first spire 630, second spire 640, connecting line 650 and insulating mat 660 are configurable on display module 720, then are covered by cover plate 710.
In sum, in contact panel of the present invention and display device, two electrodes of electric capacity are all positioned on the same face of substrate, and can reduce overall thickness and meet the trend of slimming, one side processing procedure also has the easy and lower-cost advantage of processing procedure.In addition, because the adjacent boundary length of two electrodes in unit area is longer, capacitance variation degree when touch-control occurs can strengthen, and therefore can promote touch-control degree of accuracy.
Although the present invention with embodiment disclose as above, so itself and be not used to limit the present invention, any person of an ordinary skill in the technical field, when doing a little change and retouching, and does not depart from the spirit and scope of the present invention.
Claims (16)
1. a contact panel, comprising:
One substrate;
Many the first sense lines, are configured on this substrate with being parallel to a first direction;
Many the second sense lines, are configured on this substrate with being parallel to a second direction, and wherein those first sense lines intersect with those second sense lines and define multiple mesh district;
Multiple first extension, connects those first sense lines and extends towards those mesh districts;
Multiple second extension, connect those second sense lines and extend towards those mesh districts, wherein those first extensions and those the second extensions distribute mutually in those mesh districts neighbourly, and the border that those first extensions are adjacent with those the second extensions is greater than the length of the single length of side in mesh district; And
Multiple insulating mat, is configured at the infall of those first sense lines and those the second sense lines, insulate to make those first sense lines and those the second sense lines.
2. contact panel according to claim 1, wherein respectively this first extension with respectively this second extension is all L-shaped.
3. contact panel according to claim 1, wherein respectively this first extension has one first rectangle region and one second rectangle region, this second rectangle region extends the central authorities from the long limit of this first rectangle region, respectively this second extension has one the 3rd rectangle region and two the 4th rectangle regions, those the 4th rectangle regions extend from the both sides on the long limit of the 3rd rectangle region, and respectively this second rectangle region is between two those the 4th rectangle regions.
4. contact panel according to claim 1, wherein respectively this first extension has one first delta and two the first pectinate zones, respectively this first delta is between two those the first pectinate zones, respectively this second extension has one second delta and two the second pectinate zones, respectively the both sides of this second delta are extended with two those the second pectinate zones, and respectively this first pectinate zone and those second pectinate zone interlock.
5. contact panel according to claim 1, wherein respectively this first extension and each this second extension be all in the shape of a spiral.
6. contact panel according to claim 1, wherein this first direction this second direction vertical.
7. a contact panel, comprising:
One substrate;
Many sense lines, are configured on this substrate with being parallel to a first direction;
Multiple first spire, connects those sense lines;
Multiple second spire, respectively this second spire and two those the first spires are wound around mutually;
Many connecting lines, are configured on this substrate with being parallel to a second direction, and respectively the two ends of this connecting line connect those second spire respectively, and those connecting lines intersect with those sense lines; And
Multiple insulating mat, is configured at the infall of those connecting lines and those sense lines, and to make those connecting lines and those sense lines insulate, wherein respectively this second spire has two contrary spirals.
8. contact panel according to claim 7, wherein this first direction this second direction vertical.
9. a display device, comprising:
One cover plate;
One display module;
Many the first sense lines, are configured between this cover plate and this display module with being parallel to a first direction;
Many the second sense lines, be configured between this cover plate and this display module with being parallel to a second direction, wherein those first sense lines intersect with those second sense lines and define multiple mesh district;
Multiple first extension, connects those first sense lines and extends towards those mesh districts;
Multiple second extension, connect those second sense lines and extend towards those mesh districts, wherein those first extensions and those the second extensions distribute mutually in those mesh districts neighbourly, and the border that those first extensions are adjacent with those the second extensions is greater than the length of the single length of side in mesh district; And
Multiple insulating mat, is configured at the infall of those first sense lines and those the second sense lines, insulate to make those first sense lines and those the second sense lines.
10. display device according to claim 9, wherein respectively this first extension with respectively this second extension is all L-shaped.
11. display device according to claim 9, wherein respectively this first extension has one first rectangle region and one second rectangle region, this second rectangle region extends the central authorities from the long limit of this first rectangle region, respectively this second extension has one the 3rd rectangle region and two the 4th rectangle regions, those the 4th rectangle regions extend from the both sides on the long limit of the 3rd rectangle region, and respectively this second rectangle region is between two those the 4th rectangle regions.
12. display device according to claim 9, wherein respectively this first extension has one first delta and two the first pectinate zones, respectively this first delta is between two those the first pectinate zones, respectively this second extension has one second delta and two the second pectinate zones, respectively the both sides of this second delta are extended with two those the second pectinate zones, and respectively this first pectinate zone and those second pectinate zone interlock.
13. display device according to claim 9, wherein respectively this first extension and each this second extension be all in the shape of a spiral.
14. display device according to claim 9, wherein this first direction this second direction vertical.
15. 1 kinds of display device, comprising:
One cover plate;
One display module;
Many sense lines, are configured between this cover plate and this display module with being parallel to a first direction;
Multiple first spire, connects those sense lines;
Multiple second spire, respectively this second spire and two those the first spires are wound around mutually;
Many connecting lines, are configured between this cover plate and this display module with being parallel to a second direction, and respectively the two ends of this connecting line connect those second spire respectively, and those connecting lines intersect with those sense lines; And
Multiple insulating mat, is configured at the infall of those connecting lines and those sense lines, and to make those connecting lines and those sense lines insulate, wherein respectively this second spire has two contrary spirals.
16. display device according to claim 15, wherein this first direction this second direction vertical.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110162151.3A CN102830863B (en) | 2011-06-16 | 2011-06-16 | Contact panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110162151.3A CN102830863B (en) | 2011-06-16 | 2011-06-16 | Contact panel and display device |
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| CN102830863A CN102830863A (en) | 2012-12-19 |
| CN102830863B true CN102830863B (en) | 2015-12-02 |
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| US8872526B1 (en) * | 2013-09-10 | 2014-10-28 | Cypress Semiconductor Corporation | Interleaving sense elements of a capacitive-sense array |
| CN107291283A (en) * | 2016-04-05 | 2017-10-24 | 上海和辉光电有限公司 | Contact panel and display device for display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349960A (en) * | 2007-07-16 | 2009-01-21 | 张玉辉 | Touch control panel device |
| CN101515095A (en) * | 2009-04-03 | 2009-08-26 | 友达光电股份有限公司 | Pixel structure, touch control type display panel and liquid crystal display |
| CN201741138U (en) * | 2010-03-10 | 2011-02-09 | 深圳宝明精工有限公司 | Elliptic bridging type capacitive touch screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5103254B2 (en) * | 2008-04-16 | 2012-12-19 | 株式会社ジャパンディスプレイイースト | Capacitive touch panel and screen input type display device including the same |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349960A (en) * | 2007-07-16 | 2009-01-21 | 张玉辉 | Touch control panel device |
| CN101515095A (en) * | 2009-04-03 | 2009-08-26 | 友达光电股份有限公司 | Pixel structure, touch control type display panel and liquid crystal display |
| CN201741138U (en) * | 2010-03-10 | 2011-02-09 | 深圳宝明精工有限公司 | Elliptic bridging type capacitive touch screen |
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