CN104516561A - Touch panel and touch display - Google Patents
Touch panel and touch display Download PDFInfo
- Publication number
- CN104516561A CN104516561A CN201310454389.2A CN201310454389A CN104516561A CN 104516561 A CN104516561 A CN 104516561A CN 201310454389 A CN201310454389 A CN 201310454389A CN 104516561 A CN104516561 A CN 104516561A
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- China
- Prior art keywords
- axial electrode
- those
- edge electrodes
- contact panel
- edge
- Prior art date
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Abstract
The invention discloses a touch panel and a touch display and relates to the technical field of touch. The touch panel which can be matched with the display module in use comprises a plurality of first axial electrodes arranged on a substrate and parallel to each other, and a plurality of second axial electrodes parallel to each other; the edge electrode located at the outmost edge among any electrodes arranged in parallel in the axial direction is corresponding located outside the display region of the display module, and the width of the edge electrode is smaller than the width of other electrodes in the axial direction, and therefore, the touch accuracy of the touch panel at the edge corresponding to the display region is improved. The invention also provides a touch display with the touch panel.
Description
Technical field
The present invention relates to a kind of touch technology, particularly relate to a kind of contact panel and touch control display.
Background technology
In the market of various consumption electronic products now, the products such as personal digital assistant, mobile phone and notebook computer have widely used contact panel collocation display all to provide the operation interface of user.Contact panel, in order to provide touch sensing function in the viewing area of display, provides the steer mode of instinct type and hommization, and more can replace the external outfit such as keyboard and mouse, and then saves use spatially and improve convenience.
But, if electronic product is when the edge of display area place of display need design certain operations function, the viewing area that there is no corresponding display due to the touch control electrode in contact panel is designed, when allowing touch points drop on the edge of display area place of display, the problem that contact panel easily has touch-control degree of accuracy not good.
Summary of the invention
The object of the present invention is to provide a kind of contact panel and touch control display, carrying out the arrangement of the touch control electrode of corresponding design contact panel according to the border, viewing area of display module, for improving the touch-control degree of accuracy of touch control display at the edge of viewing area.
For reaching above-mentioned purpose, the invention provides a kind of contact panel applied of arranging in pairs or groups with a display module, comprising:
Many the first axial electrode be parallel to each other and many second axial electrode be parallel to each other are arranged on a substrate;
One first edge electrodes, be arranged on substrate, and abreast adjacent to outermost first axial electrode, wherein the width of the first edge electrodes is less than the width of the first axial electrode, and the border that contact panel corresponds to a viewing area of display module is between the first edge electrodes and adjacent outermost first axial electrode;
One second edge electrodes, be arranged on substrate, and abreast adjacent to outermost second axial electrode, wherein the width of the second edge electrodes is less than the width of the second axial electrode, and wherein contact panel corresponds to another border of viewing area is between the second edge electrodes and this adjacent outermost second axial electrode;
Wherein, the first axial electrode and the first edge electrodes are electrically insulated with the second axial electrode and the second edge electrodes respectively.
The present invention also provides a kind of touch control display, comprise a display module and
One aforesaid contact panel fits in display module.
The present invention is improved by the design of touch control electrode, outermost edge electrodes in the electrode arranged in parallel allowing in either direction is that correspondence is positioned at beyond the viewing area of display module, and the width of described edge electrodes is the width being less than these other electrodes axially, thus improve the touch-control degree of accuracy of edge of display area, touch control electrode simultaneously designed by the present invention, by also increasing the area in the housing region of touch control display, more can be conveniently used in the design of narrow frame.
For making above-mentioned purpose of the present invention, feature and advantage become apparent, preferred embodiment cited below particularly also coordinates appended accompanying drawing to elaborate.
Accompanying drawing explanation
Fig. 1 represents the exploded view of the touch control display of one embodiment of the invention;
Fig. 2 represents the electrode configuration schematic diagram on the contact panel in Fig. 1;
Fig. 3 represents the schematic perspective view of the contact panel in Fig. 1;
Fig. 4 represents the schematic perspective view of the contact panel of another embodiment of the present invention; And
Fig. 5 represents the schematic perspective view of the contact panel of yet another embodiment of the invention.
Embodiment
Each accompanying drawing of the present invention is only signal to be easier to understand the present invention, and its detailed ratio can adjust according to the demand of design.The described in the text upper and lower relation for relative component in figure, people in this area all will be understood that it is the relative position between finger assembly, therefore all can overturn and present identical component, this all should belong to the scope disclosed in this instructions together, is first chatted bright at this.
Please also refer to Fig. 1 to Fig. 3, represent the schematic perspective view of the electrode configuration schematic diagram on the contact panel in the exploded view of the touch control display of one embodiment of the invention, Fig. 1 and the contact panel in Fig. 1 respectively.Touch control display D comprises contact panel 10 and display module 20.Contact panel 10 is arranged on display module 20, and mutually arranges in pairs or groups with display module 20 and should be used for fitting.Display module 20 according to it the regional extent of display frame can be defined a viewing area A (also referred to as active region (ActiveArea)) and non-display area B.Contact panel 10 comprises a substrate 100, many first axial electrode 200,1 first edge electrodes 202, many second axial electrode 300 and one second edge electrodes 302, and wherein the first axial electrode 200 and the first edge electrodes 202 are electrically insulated with the second axial electrode 300 and the second edge electrodes 302 respectively.
Described first axial electrode 200 and the first edge electrodes 202 such as along X-direction in parallel to each other spread configuration on substrate 100.Wherein, first edge electrodes 202 is abreast adjacent to outermost first axial electrode 200, and the position allowing contact panel 10 correspond to a border M of the viewing area A of display module 20 is between the first edge electrodes 202 and adjacent outermost first axial electrode 200, in other words, the first edge electrodes 202 is non-display area B that correspondence is positioned at display module 20.
With regard in size design, as shown in Figure 2, all first axial electrode 200 are designed to identical width X1, and the width X2 of the first edge electrodes 202 is the width X1 being less than the first axial electrode 200.
Moreover, described second axial electrode 300 and the second edge electrodes 302 such as along Y direction in parallel to each other spread configuration on substrate 100, make the second axial electrode 300 and the second edge electrodes 302 mutually vertical with the first axial electrode 200 and the first edge electrodes 202 respectively.Second edge electrodes 302 is abreast adjacent to outermost second axial electrode 300, and the position allowing contact panel 10 correspond to another border N of the viewing area A of display module 20 is between the second edge electrodes 302 and adjacent outermost second axial electrode 300, in other words, the second edge electrodes 302 is non-display area B that correspondence is positioned at display module 20.
With regard in size design, as shown in Figure 2, all second axial electrode 300 are designed to identical width Y1, and the width Y2 of the second edge electrodes 302 is the width Y1 being less than the second axial electrode 300.In addition, be the demand designed in response to touch-control sensing, the width X1 of the first axial electrode 200 is the width Y1 being such as less than the second axial electrode 300, and the width X2 of the first edge electrodes 202 is the width Y2 being such as less than the second edge electrodes 302.
In addition, in the present embodiment, first axial electrode 200 and the first edge electrodes 202 are the first surface S1 being such as arranged at substrate 100, and the second axial electrode 300 and the second edge electrodes 302 are such as arranged at the second surface S2 relative to first surface S1 in substrate 100.Thus, allow the first axial electrode 200 and the first edge electrodes 202 reach respectively by substrate 100 and the second axial electrode 300 and the second edge electrodes 302 be electrically insulated.
What remark additionally is, the first axial electrode 200, first edge electrodes 202, second axial electrode 300 designed by the present embodiment and the second edge electrodes 302 are the capacitance touching control detection technologies being such as applied to differential type (Differential), therefore be preferably all first axial electrode 200 of design and the first edge electrodes 202 for equidistantly (width X3) arranged in parallel, and all second axial electrode 300 and the second edge electrodes 302 also be that equidistant (width Y3) is arranged in parallel.In like manner, it is corresponding center lines between the first edge electrodes 202 and adjacent outermost first axial electrode 200 that the present embodiment is preferably design contact panel 10 correspondence at the border M of the viewing area A of display module 20, namely the first edge electrodes 202 and adjacent outermost first axial electrode 200 respectively with the border M of the viewing area A distance at a distance of 1/2nd width X3; And design contact panel 10 correspondence and be preferably corresponding center line between the second edge electrodes 302 and adjacent outermost second axial electrode 300 at the border N of the viewing area A of display module 20, namely the second edge electrodes 302 and adjacent outermost second axial electrode 300 respectively with the border N of the viewing area A distance at a distance of 1/2nd width Y3.
Thus, the present embodiment is not corresponded to border M, N of the viewing area A of display module 20 in design by arbitrary electrode itself, thus time near border M, N that the position of any touch points falls within the viewing area A of display module 20, the differential capacitance touch-control sensing technology used also successfully can calculate the position of touch points, and then improves the touch-control degree of accuracy of touch control display D at the edge of viewing area A.
Next go on to say, touch control display D also comprises cover plate 30 and a shielding layer 40.Cover plate 30 is arranged on contact panel 10.Shielding layer 40 is formed at the surface of cover plate 30 near contact panel 10 side, and the forming region of shielding layer 40 defines a housing region T of touch control display D, be used for covering periphery wire and the assembly (not shown) of contact panel 10 and display module 20.The shielding layer 40 of the present embodiment is such as designed to a frame-type, allows housing region T be the outside being located in viewing area A.Thus, display module 20 has at least part of non-display area B to be overlapped in housing region T.
Subsidiary one carry be, according to the technology of display module 20, under preferably designing, when the size of viewing area A is the size that display module 20 is defined, border M, N of viewing area A are trimmed the inside edge in housing region T, and namely the non-display area B of display module 20 is all overlapped in housing region T.But, the embodiment of Fig. 2 then illustrates with more common design, namely the size of viewing area A can be slightly less than the size that display module 20 is defined, thus, border M, N of viewing area A can, with housing region T-phase apart from a spacing distance, make the non-display area B of part can not be overlapped in housing region T.But the relative position relation between the viewing area A of display module 20 and housing region T does not affect the design criteria of feature of the present invention, therefore not by the present invention is limited.
Framework from the above, the present embodiment improves the touch-control degree of accuracy at A edge, viewing area in order to reach, the first edge electrodes 202 in contact panel 10 and the design of the second edge electrodes 302 are positioned at non-display area B, in other words, the first at least part of edge electrodes 202 and the second at least part of edge electrodes 302 will be that correspondence is positioned at housing region T, and the embodiment of Fig. 2 all designs correspondence with the first whole edge electrodes 202 and the second edge electrodes 302 to be positioned at housing region T and to illustrate.To this, the design that the present embodiment reduces the width X2 of the first edge electrodes 202 and the width Y2 of the second edge electrodes 302 effectively can be avoided the displacement because of the first edge electrodes 202 and the second edge electrodes 302 and need the area relatively increasing housing region T just can cover the problem of the periphery wire of contact panel 10, and then allow the present invention more can be applied to the touch control display of narrow frame.
Fig. 4 represents the schematic perspective view of the contact panel of another embodiment of the present invention.The contact panel 10 ' of the present embodiment can replace the contact panel 10 shown in Fig. 3 to be applied to the touch control display D in Fig. 1, the discrepancy of the embodiment of the present embodiment and Fig. 3 is, the first axial electrode 200, first edge electrodes 202, second axial electrode 300, second edge electrodes 302 is the same sides being positioned at substrate 100.To this, contact panel 10 ' also comprises an insulation division 400, insulation division 400 is arranged at the first axial electrode 200 and the first edge electrodes 202 intersects between a formed infall with the second axial electrode 300 and the second edge electrodes 302 respectively, allows the first axial electrode 200 and the first edge electrodes 202 reach respectively by insulation division 400 and the second axial electrode 300 and the second edge electrodes 302 and is electrically insulated.
In addition, first axial electrode 200, first edge electrodes 202, second axial electrode 300, second edge electrodes 302 of the present embodiment is the side such as designing the first surface S1 being positioned at substrate 100.In one embodiment, when contact panel 10 ' is applied to the touch control display D shown in Fig. 1, first surface S1 can be the surface of substrate 100 near the side of cover plate 30, and second surface S2 is the surface of substrate 100 near the side of display module 20.
Fig. 5 represents the schematic perspective view of the contact panel of yet another embodiment of the invention.The contact panel 10 ' of the present embodiment ' roughly identical with the structure of the contact panel 10 ' of Fig. 4, discrepancy is, the contact panel 10 ' of the present embodiment ' substrate 100 be a strengthening substrate, and contact panel 10 ' ' also comprise a shielding layer 40 ', shielding layer 40 ' is formed at the surface (as first surface S1) of substrate 100 near the side of the first axial electrode 200, second axial electrode 300, first edge electrodes 202 and the second edge electrodes 302.
In addition; the contact panel 10 ' of the present embodiment ' when being applied to shown in Fig. 1 touch control display D; directly can replace the contact panel 10 in touch control display D, cover plate 30 and shielding layer 40; in other words; the contact panel 10 ' of the present embodiment ' top the cover plate 30 of guard electrode need not be additionally set; but directly provide protective effect by the substrate 100 of carrying electrode, and define the housing region T of touch control display D by the forming region of shielding layer 40 '.Thus, the present embodiment can reduce thickness and the cost of touch control display D.
Contact panel 10 ' from the above ' framework, in one embodiment, first surface S1 is the surface near display module 20, and second surface S2 is then available to the surface that user touches operation.
Finally, the first axial electrode 200, second axial electrode 300, first edge electrodes 202 in foregoing individual embodiments and the material of the second edge electrodes 302 comprise tin indium oxide, zinc oxide aluminum, zinc-tin oxide, conducting polymer or carbon nano-tube etc.
In sum, the present invention is improved by the design of touch control electrode corresponding to display module, outermost edge electrodes in the electrode arranged in parallel allowing in either direction is that correspondence is positioned at beyond the viewing area of display module, and the width of described edge electrodes is the width being less than these other electrodes axially.Thus, the present invention not only can improve the touch-control degree of accuracy of touch control display at edge of display area, more can not increase the area in the housing region of touch control display, can be conveniently used in the design of narrow frame.
Although disclose the present invention with aforesaid embodiment, however itself and be not used to limit the present invention.Be familiar with this operator in the technical field of the invention, without departing from the spirit and scope of the present invention, a little change and retouching can be done.What therefore protection scope of the present invention should define with the claim of enclosing is as the criterion.
Claims (22)
1. a contact panel, arrange in pairs or groups with a display module and apply, it is characterized in that, this contact panel comprises:
Many the first axial electrode, are arranged on a substrate in parallel to each other;
Many the second axial electrode, are arranged on this substrate in parallel to each other;
First edge electrodes, be arranged on this substrate, and abreast adjacent to this first axial electrode outermost, wherein the width of this first edge electrodes is less than the width of those the first axial electrode, and wherein this contact panel corresponds to a border of a viewing area of this display module is between this first edge electrodes and this adjacent outermost first axial electrode; And
Second edge electrodes, be arranged on this substrate, and abreast adjacent to this second axial electrode outermost, wherein the width of this second edge electrodes is less than the width of those the second axial electrode, and wherein this contact panel corresponds to another border of this viewing area is between this second edge electrodes and this adjacent outermost second axial electrode;
Wherein, those first axial electrode and this first edge electrodes are electrically insulated with those second axial electrode and this second edge electrodes respectively.
2. contact panel according to claim 1, is characterized in that, this first edge electrodes and this second edge electrode pair should be positioned at a non-display area of this display module.
3. contact panel according to claim 1, is characterized in that, the width of those the first axial electrode is less than the width of those the second axial electrode, and the width of this first edge electrodes is less than the width of this second edge electrodes.
4. contact panel according to claim 1, is characterized in that, the width of those the first axial electrode is identical, and the width of those the second axial electrode is identical.
5. contact panel according to claim 1, is characterized in that, those first axial electrode all and this first edge electrodes are equidistantly arranged in parallel, and those second axial electrode all and this second edge electrodes are equidistantly arranged in parallel.
6. contact panel according to claim 1, it is characterized in that, those first axial electrode and this first edge electrodes are positioned on a first surface of this substrate, and those second axial electrode and this second edge electrodes are positioned on a second surface relative with this first surface of this substrate.
7. contact panel according to claim 1, is characterized in that, those first axial electrode, those second axial electrode, this first edge electrodes and this second edge electrodes are positioned at the same side of this substrate.
8. contact panel according to claim 7, is characterized in that, also comprises an insulation division, is arranged at those first axial electrode and this first edge electrodes respectively and between the infall that formed of those second axial electrode and this second edge electrode crossing.
9. contact panel according to claim 7, is characterized in that, this substrate is a strengthening substrate.
10. contact panel according to claim 9, is characterized in that, also comprises a shielding layer, is formed at the surface of this substrate near the side of those first axial electrode, those second axial electrode, this first edge electrodes and this second edge electrodes.
11. contact panels according to claim 1, it is characterized in that, the material of those first axial electrode, those second axial electrode, this first edge electrodes and this second edge electrodes comprises tin indium oxide, zinc oxide aluminum, zinc-tin oxide, conducting polymer or carbon nano-tube.
12. 1 kinds of touch control displays, is characterized in that comprising:
Display module; And
Contact panel as claimed in claim 1, fits in this display module.
13. contact panels according to claim 12, is characterized in that, also comprise:
Cover plate, is arranged on this contact panel; And
Shielding layer, is formed at the surface of this cover plate, and the forming region of this shielding layer defines a housing region of this touch control display.
14. touch control displays according to claim 13, it is characterized in that, those first axial electrode and this first edge electrodes are positioned on a first surface of this substrate, and those second axial electrode and this second edge electrodes are positioned on a second surface relative with this first surface of this substrate.
15. touch control displays according to claim 13, is characterized in that, those first axial electrode, those second axial electrode, this first edge electrodes and this second edge electrodes are positioned at the same side of this substrate.
16. touch control displays according to claim 15, it is characterized in that, this contact panel also comprises an insulation division, is arranged at those first axial electrode and this first edge electrodes respectively and between the infall that formed of those second axial electrode and this second edge electrode crossing.
17. touch control displays according to claim 13, is characterized in that, this first edge electrodes and this second edge electrode pair should be positioned at this housing region.
18. touch control displays according to claim 12, is characterized in that, this substrate is a strengthening substrate.
19. touch control displays according to claim 18, is characterized in that, those first axial electrode, those second axial electrode, this first edge electrodes and this second edge electrodes are positioned at the same side of this substrate.
20. touch control displays according to claim 19, it is characterized in that, this contact panel also comprises an insulation division, is arranged at those first axial electrode and this first edge electrodes respectively and between the infall that formed of those second axial electrode and this second edge electrode crossing.
21. touch control displays according to claim 18, it is characterized in that, this contact panel also comprises a shielding layer, be formed at the surface of this substrate near the side of those first axial electrode, those second axial electrode, this first edge electrodes and this second edge electrodes, and the forming region of this shielding layer defines a housing region of this touch control display.
22. touch control displays according to claim 21, is characterized in that, this first edge electrodes and this second edge electrode pair should be positioned at this housing region.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310454389.2A CN104516561A (en) | 2013-09-29 | 2013-09-29 | Touch panel and touch display |
| TW103215148U TWM491209U (en) | 2013-09-29 | 2014-08-25 | Touch panel and touch control display |
| TW103129164A TWI562032B (en) | 2013-09-29 | 2014-08-25 | Touch panel and touch control display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310454389.2A CN104516561A (en) | 2013-09-29 | 2013-09-29 | Touch panel and touch display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104516561A true CN104516561A (en) | 2015-04-15 |
Family
ID=52576247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310454389.2A Pending CN104516561A (en) | 2013-09-29 | 2013-09-29 | Touch panel and touch display |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104516561A (en) |
| TW (2) | TWM491209U (en) |
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| CN105467643A (en) * | 2015-12-08 | 2016-04-06 | 上海天马微电子有限公司 | Integrated touch control display panel and touch control display device |
| CN105930009A (en) * | 2016-05-11 | 2016-09-07 | 华勤通讯技术有限公司 | Capacitive pressure transducer and electronic equipment |
| CN107037625A (en) * | 2016-02-03 | 2017-08-11 | 株式会社日本显示器 | Display device and sensor device with sensor |
| CN108108051A (en) * | 2015-12-08 | 2018-06-01 | 上海天马微电子有限公司 | A kind of integrated touch-control display panel and a kind of touch control display device |
| JP2019121330A (en) * | 2018-01-10 | 2019-07-22 | 株式会社ワコム | Sensor panel |
| CN113325970A (en) * | 2021-06-07 | 2021-08-31 | 武汉华星光电半导体显示技术有限公司 | Touch control display panel |
| CN114237421A (en) * | 2021-12-14 | 2022-03-25 | 武汉华星光电半导体显示技术有限公司 | Touch panel and touch device |
| US11360581B2 (en) | 2018-01-10 | 2022-06-14 | Wacom Co., Ltd. | Sensor panel |
| US11861098B2 (en) | 2021-06-07 | 2024-01-02 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Touch display panel |
| US11868572B2 (en) | 2021-12-14 | 2024-01-09 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Touch panel and touch device |
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| CN104516561A (en) * | 2013-09-29 | 2015-04-15 | 宸鸿光电科技股份有限公司 | Touch panel and touch display |
| TWI612437B (en) * | 2015-10-13 | 2018-01-21 | 李美燕 | Composite substrate sensor device and method of manufacturing such sensor device |
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| TWI588712B (en) * | 2015-10-07 | 2017-06-21 | 財團法人工業技術研究院 | Touch-sensing display panel |
| CN106896951B (en) | 2015-10-07 | 2019-11-29 | 财团法人工业技术研究院 | Touch display panel |
| CN111913610B (en) * | 2020-08-06 | 2022-05-10 | 业成科技（成都）有限公司 | Touch display panel and touch coordinate acquisition method |
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI562032B (en) | 2016-12-11 |
| TW201512946A (en) | 2015-04-01 |
| TWM491209U (en) | 2014-12-01 |
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Application publication date: 20150415 |