CN102681735A - Capacitive touch control panel - Google Patents
Capacitive touch control panel Download PDFInfo
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- CN102681735A CN102681735A CN2011100648561A CN201110064856A CN102681735A CN 102681735 A CN102681735 A CN 102681735A CN 2011100648561 A CN2011100648561 A CN 2011100648561A CN 201110064856 A CN201110064856 A CN 201110064856A CN 102681735 A CN102681735 A CN 102681735A
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Abstract
The invention discloses a capacitive touch control panel, which comprises a substrate, a plurality of first sensing USBs (Universal Serial Bus), a plurality of second sensing USBs and a first insulating layer, wherein each first sensing string is arranged on the substrate, and comprises a plurality of first sensing electrodes and a plurality of first auxiliary electrodes; each first auxiliary electrode is provided with a first connecting end and a first open end which are opposite to each other; the first connecting end is connected to one of the first sensing electrodes; the first open end is far away from a corresponding first sensing electrode; each second sensing string is arranged on each first sensing string and the substrate, and comprises a plurality of second sensing electrodes; the first sensing USBs are insulated from the second sensing USBs; and the edge of each second sensing electrode is conformed on the edge of the adjacent first sensing string. In the capacitive touch control panel provided by the invention, the first auxiliary electrodes are arranged, so that sensing of the same signal by touch points in different positions is avoided, then wrong judgment of touch points is avoided.
Description
Technical field
The present invention relates to a kind of contact panel, and be particularly related to a kind of capacitance type touch-control panel.
Background technology
Please with reference to Fig. 1; Capacitance type touch-control panel 100 comprises one first sensing serial 110 and one second sensing serial 120, and each first sensing serial 110 is connected in series with 122 of a plurality of second sensing electrodes by a plurality of first sensing electrodes 112 respectively with each second sensing serial 120 and constitutes.
In capacitance type touch-control panel 100, the phenomenon that false sense is surveyed promptly might take place during less than the area of single sensing electrode in the area of touch points.For example same second sensing serial 120, the semaphore that touch points A sensed can be same as the semaphore that touch points A ' is sensed.Therefore, when touch points A is touched, then possibly judge by accident to being touch points A ' and touched; Otherwise also together.At this moment, because touch points A and the A ' signal when touching is identical, make touch points A and A ' form the other side's ghost image point (ghost point) each other.On the other hand, for first sensing serial 110, the semaphore that touch points B sensed can be same as the semaphore that touch points B ' is sensed, so that touch points B and B ' can be regarded as the other side's ghost image point each other.
Summary of the invention
The present invention provides a kind of capacitance type touch-control panel, and it sees through the configuration of auxiliary electrode, and avoids the erroneous judgement of touch points.
The present invention proposes a kind of capacitance type touch-control panel, and it comprises a substrate, many first sensing serial, many second sensing serial and one first insulation course.First sensing serial is disposed on the substrate, and each first sensing serial is extended along a first direction, and comprises a plurality of first sensing electrodes and a plurality of first auxiliary electrode.First sensing electrode is serially connected along first direction.Each first auxiliary electrode has one first relative link and one first open end, and first link is connected to one of them first sensing electrode, and first open end is away from first sensing electrode of correspondence.Second sensing serial is disposed on first sensing serial and the substrate, and each second sensing serial is extended along a second direction, with staggered with first sensing serial, and comprises along a plurality of second sensing electrodes of second direction serial connection.Second sensing serial and the first sensing serial mutually insulated, and the edge of each second sensing electrode is conformal in the edge of the first contiguous sensing serial.
Based on above-mentioned, capacitance type touch-control panel of the present invention, each first sensing electrode connects first auxiliary electrode respectively, and first open end of first auxiliary electrode can be away from first sensing electrode that is connected.By this, see through the configuration of first auxiliary electrode, can avoid the touch points of diverse location to sense identical signal, and then avoid the erroneous judgement of touch points.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and conjunction with figs. elaborates as follows.
Description of drawings
Fig. 1 is the local schematic top plan view of existing a kind of capacitance type touch-control panel.
Fig. 2 A is the local schematic top plan view of first embodiment of the invention capacitance type touch-control panel.
Fig. 2 B is the diagrammatic cross-section of first kind of design of Fig. 2 A capacitance type touch-control panel.
Fig. 2 C is the diagrammatic cross-section of second kind of design of Fig. 2 A capacitance type touch-control panel.
Fig. 2 D is the diagrammatic cross-section of the third design of Fig. 2 A capacitance type touch-control panel.
Fig. 3 is the local schematic top plan view of second embodiment of the present invention capacitance type touch-control panel.
Fig. 4 is the local schematic top plan view of third embodiment of the present invention capacitance type touch-control panel.
Fig. 5 is the local schematic top plan view of fourth embodiment of the present invention capacitance type touch-control panel.
Fig. 6 is the local schematic top plan view of fifth embodiment of the present invention capacitance type touch-control panel.
Fig. 7 is the local schematic top plan view of sixth embodiment of the present invention capacitance type touch-control panel.
Fig. 8 is the local schematic top plan view of seventh embodiment of the present invention capacitance type touch-control panel.
Fig. 9 is the local schematic top plan view of eighth embodiment of the present invention capacitance type touch-control panel.
Figure 10 is the local schematic top plan view of nineth embodiment of the present invention capacitance type touch-control panel.
Reference numeral:
100,200,300,400,500,600,700,800,900,1000: contact panel
110,210,310,410,510,610,810,1010: the first sensing serial
112,211,311,411,611,811,1011: the first sensing electrodes
120,220,420,520,620,720,820,1020: the second sensing serial
122,221,421,521,621,721,821,1021: the second sensing electrodes
213,313,413,417,613,617,813,817,1013,1017: the first auxiliary electrodes
213a, 413a, 417a, 613a, 617a, 813a, 817a, 1013a, 1017a: first link
213b, 413b, 417b, 613b, 617b, 813b, 817b, 1013b, 1017b: first open end
215,315,415,615,815,1015: the first connecting lines
223,423,523,623,723,823,1023: the second connecting lines
230: substrate
240,260: the first insulation courses
250: the second insulation courses
260a: contact openings
425,625: the three sensing electrodes
427,627: the three connecting lines
611a, 611b, 611c, 811a: opening
631,633,635,825: the second auxiliary electrodes
631a, 633a, 635a, 825a: second link
631b, 633b, 635b, 825b: second open end
629: the four connecting lines
A, A ', B, B ', C, D, E, F: touch points
D1, D2: direction
Embodiment
At present will be in detail with reference to embodiments of the invention, the instance of said embodiment is described in the accompanying drawings.In addition, all possibility parts, the identical or similar portions of assembly/member/symbology of use same numeral in accompanying drawing and embodiment.
First embodiment
Please with reference to Fig. 2 A, it is to be example with the projected capacitive touch panel.First sensing serial 210, many second sensing serial 220 that edge one second direction D2 extends that capacitance type touch-control panel 200 comprises at least that many edges one first direction D1 extends.Each first sensing serial 210 comprises a plurality of first sensing electrodes 211, a plurality of first auxiliary electrode 213 and many first connecting lines 215.Each second sensing serial 220 comprises a plurality of second sensing electrodes 221 and many second connecting lines 223.
First connecting line 215 is serially connected first sensing electrode 211 along first direction D1.Each first auxiliary electrode 213 has the first link 213a and the first open end 213b.And the first link 213a of first auxiliary electrode 213 is connected to the first open end 213b of corresponding first sensing electrode, 211, the first auxiliary electrodes 213 then away from first sensing electrode 211 that is connected.Second connecting line 223 is serially connected second sensing electrode 221 along second direction D2.Each first sensing electrode 211 and adjacent second sensing electrode 221 be non-overlapping copies each other.In addition, first sensing serial 210 and second sensing serial 220 are electrically independent each other.
In the present embodiment, first sensing electrode 211 is an example with the triangular-shaped electrodes, and first auxiliary electrode 213 is an example with the strip shaped electric poles.
Shown in Fig. 2 A, first auxiliary electrode 213 is adjacent to the edge of one of them first sensing electrode 211 in another first sensing serial 210 of next-door neighbour, and the edge of first auxiliary electrode 213 is conformal in the edge of the first adjacent sensing electrode 211.Second sensing electrode 221 is for being filled in first paired sensing electrode 211 and the triangular-shaped electrodes between first auxiliary electrode 213.
According to above-mentioned, because touch points C and the D semaphore when touching is different, can avoid situation about being regardless of about the semaphore of capacitance type touch-control panel 200, and then avoid the situation of touch points erroneous judgement.Likewise, because touch points E and the F semaphore when touching is different, the situation that can avoid the semaphore of capacitance type touch-control panel 200 to be regardless of up and down, and then avoid the situation of touch points erroneous judgement
In the present embodiment, the Min. of the width of strip shaped electric poles can be according to the driving force of capacitance type touch-control panel 200 pairing driving circuits (for example signal to noise ratio (S/N ratio) (signal-to-noise ratio, SNR)) and difference.In other words, if the driving force of capacitance type touch-control panel 200 pairing driving circuits is high more, then the width of first auxiliary electrode 213 can be thin more.But first auxiliary electrode 213 can be other shape in other embodiments, for example trapezoidal, flexagon or irregularly shaped etc.
Below will be with the design of capacitance type touch-control panel on cross-section structure of a plurality of embodiment key diagram 2A.
Please be simultaneously with reference to first kind of design of Fig. 2 A and Fig. 2 B; Fig. 2 A shows outside first sensing serial 210 and second sensing serial 220; Capacitance type touch-control panel 200 also comprises a substrate 230, one first insulation course 240 and one second insulation course 250, and the material of first connecting line 215 and second connecting line 223 is metal or transparent conductive material.Its method for making is that first connecting line 215 is made in substrate 230, then, forms the insulation course 240 of island-shaped pattern.Then, make first sensing electrode 211, first auxiliary electrode 213 and second sensing serial 220 simultaneously, form coplines for second sensing electrode 221 in first sensing electrode 211 and first auxiliary electrode 213 and second sensing serial 220.
Please be simultaneously with reference to Fig. 2 A and Fig. 2 C, in second kind of design of present embodiment, its difference is that first insulation course 260 of Fig. 2 C is insulating material of stratiform.And the method for making of present embodiment is to make first sensing serial (Fig. 2 C only draws first connecting line 215) 210 earlier.Afterwards, form second insulation course 260.Then, make second sensing serial 220, it comprises second sensing electrode 221 and second connecting line 223, lays respectively at the relative both sides of insulation course 260 for first sensing serial 210 and second sensing serial 220.
Please in the third design of present embodiment, first connecting line 215 be made on the substrate 230 simultaneously with reference to Fig. 2 A and Fig. 2 D, then form insulation course 260.Afterwards; On insulation course 260, form a plurality of contact openings 260a; To expose the end of first connecting line 215; Then on first insulation course 260, form second sensing serial 220 (Fig. 2 D only draws second connecting line 223) and first sensing electrode 211, and make first sensing electrode 211 be connected to first connecting line 215 through contact openings 260a.Thus, first sensing electrode 211 and second sensing electrode 221 are copline.
Second embodiment
Please be simultaneously with reference to Fig. 2 A and Fig. 3, the configuration of capacitance type touch-control panel 300 is roughly identical with contact panel 200, and its difference is trapezoidal at first sensing electrode 311 of contact panel 300.And first auxiliary electrode 313 of first sensing serial 310 and first connecting line 315 can then repeat no more at this with reference to first auxiliary electrode 213 of contact panel 200 and the explanation of first connecting line 215.
The 3rd embodiment
Please with reference to Fig. 4, in contact panel 400, each first sensing serial 410 comprises a plurality of first sensing electrodes 411, a plurality of first auxiliary electrodes 413,417 and many first connecting lines 415.Each second sensing serial 420 comprises a plurality of second sensing electrodes 421, many second connecting lines 423, a plurality of the 3rd sensing electrode 425 and many articles the 3rd connecting lines 427.First connecting line 415 is connected in series first sensing electrode 411 along first direction D1.Second connecting line 423 is connected in series second sensing electrode 421 along second direction D2.The 3rd connecting line 427 is connected in series the 3rd sensing electrode 425 along second direction D2.Each the 3rd sensing electrode 425 can be oppositely arranged with one of them second sensing electrode 421.
The first link 413a of first auxiliary electrode 413 is connected to the first open end 413b of corresponding first sensing electrode, 411, the first auxiliary electrodes 413 then away from first sensing electrode 411 that is connected.The first link 417a of first auxiliary electrode 417 is connected to the first corresponding sensing electrode 411.The alternative first link 413a with first auxiliary electrode 413 of the first link 417a of first auxiliary electrode 417 links together.Or the first link 417a and the first link 413a are connected to first sensing electrode 411 respectively.The first open end 417b of first auxiliary electrode 417 is then away from first sensing electrode 411 that is connected, and the first open end 417b direction of first auxiliary electrode 417 is different from the first open end 413b of first auxiliary electrode 413.
In the present embodiment, first sensing electrode 411 is an example with kite shape electrode, and first auxiliary electrode 413 and 417 is example equally with the strip shaped electric poles.First auxiliary electrode 413 is adjacent to the edge of one of them first sensing electrode 411 of another first sensing serial 410 of next-door neighbour, and the edge of first auxiliary electrode 413 and 417 is conformal in the edge of its first adjacent sensing electrode 411.And second sensing electrode 421 and the 3rd sensing electrode 425 are respectively the triangular-shaped electrodes of different area.The pattern that second sensing electrode 421 and the 3rd sensing electrode 425 are constituted is complementary to the pattern that corresponding first sensing electrode 411, first auxiliary electrode 413 and 417 are constituted.That is; The edge of second sensing electrode 421 is conformal in the edge of its first adjacent sensing electrode 411 and the edge of first auxiliary electrode 413, and the edge of the 3rd sensing electrode 425 is conformal in the edge of its first adjacent sensing electrode 411 and the edge of first auxiliary electrode 417.In addition, in same in the present embodiment second sensing serial 410, have at least one second sensing electrode 421 to be connected in one the 3rd corresponding sensing electrode 425 to realize that same serial is electric connection.
The 4th embodiment
Please be simultaneously with reference to Fig. 4 and Fig. 5; The configuration of capacitance type touch-control panel 500 is roughly identical with capacitance type touch-control panel 400; Its difference comprises second sensing electrode 521 and second connecting line 523 in second sensing serial, 520, the second sensing serial 520 of capacitance type touch-control panel 500.Wherein, second inductance is surveyed the combination that electrode 521 can be considered second sensing electrode 421 among the 3rd embodiment and adjacent the 3rd sensing electrode 425, and therefore to survey electrode 521 for example be kite shape electrode to second inductance.Second connecting line 523 can be considered the combination of second connecting line 423 and the 3rd connecting line 427 among the 3rd embodiment.
The 5th embodiment
Please with reference to Fig. 6; In capacitance type touch-control panel 600; A plurality of first sensing electrodes 611 of each first sensing serial 610 see through many first connecting lines 615 and are serially connected along first direction D1; Wherein first sensing electrode 611 be shaped as a quadrilateral, and each first sensing electrode 611 has a plurality of opening 611a, 611b and 611c (is that example describes with three openings at this).A plurality of second sensing electrodes 621 of each second sensing serial 620 and a plurality of the 3rd sensing electrode 625 see through many second connecting lines 623, many articles the 3rd connecting lines 627 and many articles the 4th connecting lines 629 and are serially connected along second direction D2.And; Each second sensing electrode 621 connects the second link 631a, 633a and the 635a of many second auxiliary electrodes 631,633,635 (is that example is to describe with three auxiliary electrodes at this), and the second open end 631b, 633b and the 635b of second auxiliary electrode 631,633,635 are away from second sensing electrode 621 that connects.Each second sensing electrode 621 sees through the 4th corresponding connecting line 629 and connects the 3rd relative sensing electrode 625.Second auxiliary electrode 631,633,635 is disposed at respectively among opening 611a, 611b and the 611c.Wherein, Be tetragonal first sensing electrode 611; Diagonal angle in its pattern can equate or be unequal; Opposite side in its pattern can also equate or be unequal, and second auxiliary electrode 631,633 and 635 can be vertically or be not orthogonal to second sensing electrode 621 of connection, and this can change according to those skilled in the art voluntarily.
The 6th embodiment
Please be simultaneously with reference to Fig. 6 and Fig. 7; The configuration of capacitance type touch-control panel 700 is roughly identical with capacitance type touch-control panel 600; Its difference comprises second sensing electrode 721, second connecting line 723 and second auxiliary electrode 631,633,635 in second sensing serial, 720, the second sensing serial 720 of capacitance type touch-control panel 700.Wherein, second inductance is surveyed the combination that electrode 721 can be considered second sensing electrode 621 among the 5th embodiment and adjacent the 3rd sensing electrode 625, and it is kite shape electrode that second inductance is surveyed electrode 721.Second connecting line 723 can be considered the combination of the 5th embodiment second connecting line 623 and the 3rd connecting line 627.
The 7th embodiment
Please with reference to Fig. 8; In capacitance type touch-control panel 800; A plurality of first sensing electrodes 811 of each first sensing serial 810 see through many first connecting lines 815 and are serially connected along first direction D1; And the first link 813a of first auxiliary electrode 813,817 and 817a connect the first corresponding sensing electrode 811, and first open end 813b of first auxiliary electrode 813,817 and 817b be away from first sensing electrode 811 that connects, and wherein first sensing electrode 811 and each second sensing electrode 821 is shaped as a rhombus; And first auxiliary electrode 813 and 817 be shaped as a strip, and the first open end 817b direction is different from the first open end 813b.A plurality of second sensing electrodes 821 of each second sensing serial 820 see through many second connecting lines 823 and are serially connected along second direction D2.In addition, the first open end 813b can connect or not connect the first contiguous open end 817b.
The 8th embodiment
Please with reference to Fig. 9; In the present embodiment; The configuration of capacitance type touch-control panel 900 is roughly identical with capacitance type touch-control panel 800; Its difference is that first sensing electrode 811 of capacitance type touch-control panel 900 also has an opening 811a, and second sensing serial 820 comprises a plurality of second auxiliary electrodes 825.Second auxiliary electrode 825 is disposed among the opening 811a of first sensing electrode 811; And the second link 825a of second auxiliary electrode 825 is connected to the second open end 825b of corresponding second sensing electrode, 821, the second auxiliary electrodes 825 then away from second sensing electrode 821 that is connected.
The 9th embodiment
Please with reference to Figure 10; In capacitance type touch-control panel 1000; The annexation of a plurality of first sensing electrodes 1011 of each first sensing serial 1010, a plurality of first auxiliary electrodes 1013 and many first connecting lines 1015 can be with reference to the explanation of capacitance type touch-control panel 800; And the first link 1017a of each first auxiliary electrode 1017 is connected in the first corresponding sensing electrode 1011 opposite side with respect to the first link 1013a; Wherein first sensing electrode 1011 be shaped as a rhombus, and first auxiliary electrode 1013 and 1017 be shaped as a strip, and the first open end 1017b direction is roughly in contrast to the first open end 1013b direction.A plurality of second sensing electrodes 1021 of each second sensing serial 1020 see through many second connecting lines 1023 and are serially connected along second direction D2; Wherein the shape complementarity of these second sensing electrodes 1021 is in the shape of these first sensing electrodes 1011, these first auxiliary electrodes 1013 and 1017, therefore the rectangle that is shaped as inclination of each second sensing electrode 1021.
In sum; The capacitance type touch-control panel of the embodiment of the invention; First sensing electrode and second sensing electrode one of which at least connect at least one auxiliary electrode; And the open end of auxiliary electrode can be away from first sensing electrode that is connected, to extend also accordingly near next-door neighbour's another first sensing serial or the second adjacent sensing serial.By this, see through the configuration of first auxiliary electrode, can avoid the touch points of diverse location to sense identical semaphore, and then avoid the erroneous judgement of touch points.
Though the present invention discloses as above with embodiment, so it is not in order to limiting the present invention, any under the those of ordinary skill of technical field, when can doing a little change and retouching, and do not break away from the spirit and scope of the present invention.
Claims (11)
1. capacitance type touch-control panel comprises:
One substrate;
Many first sensing serial; Be disposed on this substrate, respectively this first sensing serial is extended along a first direction, and comprises a plurality of first sensing electrodes and a plurality of first auxiliary electrode; Said first sensing electrode is serially connected along this first direction; And respectively this first auxiliary electrode has one first relative link and one first open end, and this first link is connected to one of them first sensing electrode, and this first open end is away from this first sensing electrode of correspondence; And
Many second sensing serial; Be disposed on said first sensing serial and this substrate; Respectively this second sensing serial is extended along a second direction, with staggered with said first sensing serial, and comprises along a plurality of second sensing electrodes of this second direction serial connection; Said second sensing serial and the said first sensing serial mutually insulated, and respectively the edge of this second sensing electrode is conformal in the edge of the first contiguous sensing serial.
2. capacitance type touch-control panel according to claim 1, wherein respectively this second sensing electrode has at least one opening, and respectively this first auxiliary electrode is disposed in this at least one opening of the second contiguous sensing electrode.
3. capacitance type touch-control panel according to claim 1; Wherein respectively this second sensing serial also comprises along a plurality of the 3rd sensing electrodes of this second direction serial connection; Respectively this second sensing electrode is relative with one of them the 3rd sensing electrode; And second relative sensing electrode and the 3rd sensing electrode are between two first adjacent sensing serial, and respectively the edge of the 3rd sensing electrode is conformal in the edge of the first contiguous sensing serial.
4. capacitance type touch-control panel according to claim 3, wherein at least one second sensing electrode is connected in the 3rd relative sensing electrode.
5. according to claim 1 or 3 described capacitance type touch-control panels, wherein respectively this first sensing electrode is connected with two first auxiliary electrodes, and in this two first auxiliary electrode, said link links together and said open end is pointed to different directions respectively.
6. capacitance type touch-control panel according to claim 5, adjacent said open end links together in said first auxiliary electrode of wherein same first sensing serial.
7. capacitance type touch-control panel according to claim 1; Wherein respectively this first sensing electrode is connected with two first auxiliary electrodes; And in this two first auxiliary electrode, said link is connected to the relative both sides of this corresponding first sensing electrode and this two first auxiliary electrode is not the minute surface symmetry.
8. capacitance type touch-control panel according to claim 1, wherein respectively this first auxiliary electrode adjacent to the edge of one of them first sensing electrode of another first sensing serial.
9. capacitance type touch-control panel according to claim 1; Wherein respectively this second sensing serial also comprises a plurality of second auxiliary electrodes; And respectively this auxiliary electrode has one second relative link and one second open end; This second link is connected in one of them second sensing electrode, and this second open end is away from this second sensing electrode of correspondence.
10. capacitance type touch-control panel according to claim 9, wherein respectively this first sensing electrode has at least one opening, and respectively this second auxiliary electrode is disposed in this at least one opening of the first contiguous sensing electrode.
11. capacitance type touch-control panel according to claim 1, wherein respectively the change width of the pattern of this first sensing electrode on this second direction becomes asymmetric distribution.
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| CN2011100648561A CN102681735A (en) | 2011-03-15 | 2011-03-15 | Capacitive touch control panel |
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| CN2011100648561A CN102681735A (en) | 2011-03-15 | 2011-03-15 | Capacitive touch control panel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103049145A (en) * | 2011-10-14 | 2013-04-17 | 晨星软件研发(深圳)有限公司 | Mutual capacitive touch induction device and electronic system containing same |
| CN103761016A (en) * | 2013-12-31 | 2014-04-30 | 深圳市华星光电技术有限公司 | Mutual capacitance type touch panel and liquid crystal display device |
| WO2014079284A1 (en) * | 2012-11-22 | 2014-05-30 | 宸鸿科技(厦门)有限公司 | Single glass touch pad and manufacturing method thereof |
| CN104423760B (en) * | 2013-08-29 | 2017-07-04 | 乐金显示有限公司 | For the capacitance type contact type panel of display device |
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| US20090002337A1 (en) * | 2007-06-28 | 2009-01-01 | Sense Pad Tech Co., Ltd | Capacitive-type touch panel |
| CN101470562A (en) * | 2007-12-28 | 2009-07-01 | 株式会社和冠 | Position detecting device |
| US20110025639A1 (en) * | 2009-08-03 | 2011-02-03 | Matthew Trend | Electrode layout for touch screens |
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| US20090002337A1 (en) * | 2007-06-28 | 2009-01-01 | Sense Pad Tech Co., Ltd | Capacitive-type touch panel |
| CN101470562A (en) * | 2007-12-28 | 2009-07-01 | 株式会社和冠 | Position detecting device |
| US20110025639A1 (en) * | 2009-08-03 | 2011-02-03 | Matthew Trend | Electrode layout for touch screens |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103049145A (en) * | 2011-10-14 | 2013-04-17 | 晨星软件研发(深圳)有限公司 | Mutual capacitive touch induction device and electronic system containing same |
| WO2014079284A1 (en) * | 2012-11-22 | 2014-05-30 | 宸鸿科技(厦门)有限公司 | Single glass touch pad and manufacturing method thereof |
| CN104423760B (en) * | 2013-08-29 | 2017-07-04 | 乐金显示有限公司 | For the capacitance type contact type panel of display device |
| US10067615B2 (en) | 2013-08-29 | 2018-09-04 | Lg Display Co., Ltd. | Electrostatic capacitive touch-sensitive panel improving touch accuracy of edge regions |
| CN103761016A (en) * | 2013-12-31 | 2014-04-30 | 深圳市华星光电技术有限公司 | Mutual capacitance type touch panel and liquid crystal display device |
| WO2015100774A1 (en) * | 2013-12-31 | 2015-07-09 | 深圳市华星光电技术有限公司 | Mutual capacitance touch panel and liquid crystal display device |
| CN103761016B (en) * | 2013-12-31 | 2017-04-26 | 深圳市华星光电技术有限公司 | Mutual capacitance type touch panel and liquid crystal display device |
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Application publication date: 20120919 |