CN104317437A - Protecting cover plate and touch panel - Google Patents
Protecting cover plate and touch panel Download PDFInfo
- Publication number
- CN104317437A CN104317437A CN201410477160.5A CN201410477160A CN104317437A CN 104317437 A CN104317437 A CN 104317437A CN 201410477160 A CN201410477160 A CN 201410477160A CN 104317437 A CN104317437 A CN 104317437A
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- CN
- China
- Prior art keywords
- color layers
- cover sheet
- layer
- touch
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a protecting cover plate and a touch panel, and is used for protecting the touch panel. The protecting cover plate comprises a substrate, a first color layer, a touch induction layer and a line layer, wherein the substrate is provided with a display area and a surrounding area, and the surrounding area surrounds the display area; the first color layer is arranged on the first surface of the substrate and is positioned on the surrounding area, and inner side, which is near the display area, of the first color layer, is a cambered surface or slope structure; the touch induction layer is arranged on the first surface, covers the display area and extends to parts of the surrounding area along the cambered surface or slope structure; and the line layer is arranged on the first color layer, does not contact with the first surface and is electrically connected with the touch induction layer. The protecting cover plate is used for solving a problem that disconnection is always caused when the touch induction layer climbs on the edge of a color layer since thickness difference between the touch induction layer and the color layer is big in the prior art.
Description
Technical field
The present invention, about a kind of cover sheet and contact panel, particularly relates to a kind of cover sheet and contact panel of the broken string avoiding color layers offset to cause.
Background technology
Now; the electronic equipment such as mobile phone, panel computer is all equipped with touch screen, and touch screen includes cover sheet, and the centre of cover sheet is viewing area; the surrounding of viewing area scribbles the shielded area of ink formation one around viewing area, and shielded area is in order to cover the internal wiring of touch screen.In order to reduce the thickness of touch screen and save material, viewing area can be positioned at the inside surface of cover sheet touch-control sensing layer be set and make cover sheet have the function of touch sensing concurrently simultaneously.Simultaneously the ink of shielded area is provided with line layer away from the side of cover sheet, and line layer is connected with touch-control sensing layer, and the induced signal for being produced by touch-control sensing layer is delivered to processor and carries out analyzing and processing.
At present, be provided with in the cover sheet of touch-control sensing layer, the thickness of usual touch-control sensing layer is approximately tens nanometers, and the thickness of ink layer is then more than tens microns.Because touch-control sensing layer and ink film thickness difference are large, touch-control sensing layer easily causes broken string when climbing in ink layer edge, causes bad, affects product percent of pass.
Summary of the invention
Therefore, an object of the present invention is to provide a kind of cover sheet and contact panel, and in order to solve because touch-control sensing layer and color layers thickness difference are large in prior art, touch-control sensing layer easily causes the problem of broken string when climbing in color layers edge.
For reaching above-mentioned purpose, the invention provides a kind of cover sheet, in order to protect contact panel, this cover sheet comprises: substrate, and this substrate has viewing area and surrounding zone, and this surrounding zone is around this viewing area; First color layers, is arranged at the first surface of this substrate and is positioned at this surrounding zone, and the inner side that this first color layers closes on this viewing area is cambered surface or ramp structure; Touch-control sensing layer, is arranged at this first surface, and this touch-control sensing layer covers this viewing area and extends to this surrounding zone of part along this cambered surface or ramp structure; And line layer, be positioned in this first color layers, and this line layer does not contact with this first surface, this line layer and this touch-control sensing layer are electrically connected.
As optional technical scheme, the thickness of this first color layers is 2 microns to 4 microns.
As optional technical scheme, this first color layers is black ink or black photoresistance.
As optional technical scheme, this cover sheet also comprises the second color layers, and this second color layers is covered in the region that this line layer and this touch-control sensing layer are positioned at this surrounding zone completely, and this second color layers is positioned at this surrounding zone.
As optional technical scheme, this first color layers is for forming figuratum decorative layer.
As optional technical scheme, this second color layers is black photoresistance or black ink.
As optional technical scheme, this first color layers comprises the 3rd color layers and the 4th color layers, 3rd color layers and the 4th color layers are arranged side by side in this surrounding zone, and the 3rd color layers is closed on this viewing area and arranged, and the height of the 3rd color layers is lower than the height of the 4th color layers.
As optional technical scheme, the 3rd color layers has the first cambered surface or inclined-plane, and the 4th color layers has the second cambered surface or inclined-plane, and this first cambered surface or inclined-plane connect for continuous structure with this second cambered surface or inclined-plane.
The present invention also provides a kind of contact panel, and this contact panel comprises cover sheet as above.
As optional technical scheme, this contact panel also includes flexible PCB, and this flexible PCB is arranged at the side of this substrate, and this line layer and this flexible PCB are electrically connected.
Compared with prior art; cover sheet of the present invention and contact panel have the color layers of inclined-plane or cambered surface by arranging inner side in the surrounding zone of substrate; make touch-control sensing layer in the process extending to surrounding zone; successively and formed on it lentamente, thus can improve the problem of the line layer broken string occurred because the offset between color layers and substrate first surface is excessive.
Can be further understood by following detailed Description Of The Invention and institute's accompanying drawings about the advantages and spirit of the present invention.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram according to cover sheet of the present invention;
Figure 2 shows that the diagrammatic cross-section of the cover sheet in Fig. 1 along EE line;
Figure 3 shows that the schematic diagram of another embodiment according to cover sheet of the present invention;
Figure 4 shows that the schematic diagram of the embodiment again according to cover sheet of the present invention;
Figure 5 shows that the schematic diagram of the another embodiment according to cover sheet of the present invention.
Embodiment
The invention provides a kind of contact panel; this contact panel comprises cover sheet as described below; and the cover sheet of this contact panel adopts OGS (One glass solution; i.e. integrated touch-control) production technology; namely on substrate, directly ITO(tin indium oxide is formed) conductive layer that is touch-control sensing layer, a block protection cover plate like this plays the double action of protective substrate and touch sensing simultaneously.Wherein cover sheet forms each element on surface within it in order to protection and carrying.The outside surface of cover sheet is as the interface of finger or Pointer contacts.And, on the outside surface of cover sheet, special functional coating can also be formed with, such as antireflecting coating, anti-glare coating or anti-pollution layer etc.In addition, contact panel also includes flexible PCB, and this flexible PCB is arranged at the side of the substrate of cover sheet, and the line layer of cover sheet and this flexible PCB are electrically connected.
Refer to Fig. 1 and Fig. 2, Figure 1 shows that the schematic diagram according to cover sheet of the present invention; Figure 2 shows that the diagrammatic cross-section of the cover sheet in Fig. 1 along EE line.Cover sheet 10 is in order to protect contact panel, and cover sheet 10 comprises substrate 11, first color layers 12, touch-control sensing layer 13 and line layer 14.Substrate 11 has viewing area AA and surrounding zone BB, and surrounding zone BB is around viewing area AA.Wherein substrate 11 is such as transparent hardened glass substrate or plastic substrate.First color layers 12 is arranged at the first surface 111 of substrate 11 and is positioned at surrounding zone BB, and the inner side that the first color layers 12 closes on viewing area AA is cambered surface or ramp structure.In present embodiment, the first color layers 12 is such as black photoresistance or black ink, and the thickness of the first color layers 12 is 2 microns to 4 microns.Touch-control sensing layer 13 is arranged at first surface 111, and touch-control sensing floor 13 covers viewing area AA and extends to part of its periphery district BB along cambered surface or ramp structure.Touch-control sensing layer 13 comprises the sensing electrode be made up of transparent conductive material, and touch-control sensing layer 13 major part is arranged on the AA of viewing area, and a part for touch-control sensing layer 13 also can extend on the BB of surrounding zone.And, the sensing electrode of the touch-control sensing layer 13 in the present invention can be the design of the sensing electrode that any contact panel uses, the material of sensing electrode is such as Nano Silver, tin indium oxide, indium zinc oxide, aluminum zinc oxide or other transparent conductive materials be applicable to, and deposition manufacture process or micro-shadow and etch process can be utilized to form the sensing electrode of touch-control sensing layer.Line layer 14 is positioned in the first color layers 12, and line layer 14 does not contact with first surface 111, and line layer 14 and touch-control sensing layer 13 are electrically connected, and by this induced signal of touch-control sensing layer 13 are sent to external circuit such as controller and carry out signal transacting.In more detail, line layer 14 has plural wires, and these conductor spacings be arranged in the first color layers 12.These wires can be focused to engaging zones by wires design, and are electrically connected at controller by external flexible circuit board, use the sensing signal extremely above-mentioned controller exporting touch-control sensing layer.
The material of line layer 14 such as comprises indium tin oxide, indium sb oxide or indium-zinc oxide, and it also can adopt metal material to make certainly.In addition, because the first color layers 12 is black photoresistance or black ink, so it can play screening effect to the line layer 14 of surrounding zone BB, that is user is from seeing line layer 14 in appearance.
Wherein, in present embodiment, the inner side of closing on viewing area AA for the first color layers 12 for globoidal structure 121 is described, inner side due to the first color layers 12 is globoidal structure 121, so, touch-control sensing layer 13, in the process extending to surrounding zone BB, successively and formed on it lentamente, thus can improve the problem that line layer 14 that is that occur breaks because the offset between the first color layers 12 and the first surface 111 of substrate 11 is excessive.
Refer to Fig. 3, Figure 3 shows that the schematic diagram of another embodiment according to cover sheet of the present invention; In another embodiment, the inner side that first color layers 22 closes on viewing area AA is ramp structure 221, same, inner side due to the first color layers 22 is ramp structure 221, so, touch-control sensing layer 13, in the process extending to surrounding zone BB, successively and formed on it lentamente, thus can improve the problem that line layer 14 that is that occur breaks because the offset between the first color layers 22 and the first surface 111 of substrate 11 is excessive.
In another embodiment, can also form protective seam on touch-control sensing layer 13 and line layer 14, the material of protective seam can be inorganic transparent material, such as silicon, silicon nitride etc., and coating technique can be utilized to form diaphragm.Certainly, the material of protective seam also can be organic transparent material.
Refer to Fig. 4, Figure 4 shows that the schematic diagram of the embodiment again according to cover sheet of the present invention.In present embodiment; cover sheet 30 in present embodiment is similar to the cover sheet 10 shown in Fig. 2; difference is; cover sheet 30 also comprises the second color layers 31; second color layers 31 is covered in the region that line layer 14 and touch-control sensing layer 13 are positioned at surrounding zone BB, and the second color layers 31 is positioned at surrounding zone BB.Wherein in present embodiment, the second color layers 31 is black photoresistance or black ink.And the first color layers 12 is such as forming figuratum decorative layer.And, the figuratum decorative layer of tool, such as usual function key pattern on mobile phone products or Logo pattern.The material of decorative layer can be coloured photoresistance or ink, when contact panel self-shield cover plate 30 outside surface so can be made to watch, can see color or the design of decorative layer.So, even if the first color layers 12 is that transparent or semitransparent material is also harmless, because the existence of the second color layers 31, can not there is line layer 14 can from problem visual in appearance.Thus the second color layers 31 1 aspect can protection circuit layer 14, the first color layers 12 also can be avoided cannot to cover the problem of line layer 14 completely on the other hand.Certainly, the line layer being positioned at the engaging zones be combined with flexible circuit board is not covered by the second color layers 31, in order to ensure that the line layer being positioned at engaging zones can be connected to controller by external flexible circuit board.
Certainly, in another embodiment, when the color of the first color layers 12 is dark color and covers line layer 14 completely, the effect of covering line layer 14 also can be played.
And touch-control sensing layer 13 extends to the first color layers, that is surrounding zone BB, so can meet the design requirement that the decorative layer with patterning has touch controllable function.
Refer to Fig. 5; Figure 5 shows that the schematic diagram of the another embodiment according to cover sheet of the present invention; cover sheet in present embodiment and the cover sheet shown in Fig. 2 similar; difference is that the first color layers comprises the 3rd color layers 33 and the 4th color layers 34; 3rd color layers 33 and the 4th color layers 34 are arranged side by side in surrounding zone BB; wherein the 3rd color layers 33 is closed on viewing area AA and is arranged, and the height of the 3rd color layers 33 is lower than the height of the 4th color layers 34.3rd color layers 33 has the first cambered surface or inclined-plane the 331, four color layers 34 has the second cambered surface or inclined-plane 332, and the first cambered surface or inclined-plane 331 connect for continuous structure with this second cambered surface or inclined-plane 332.That is, in present embodiment, first color layers 32 be divide into two height, and the 3rd highly less color layers 33 is closed on viewing area AA and is arranged, so touch-control sensing layer 13 is in the process extending to surrounding zone BB, 3rd color layers 33 can be less with the offset of the first surface 111 of substrate 11, offset between 3rd color layers 33 with the 4th color layers 34 is also relative to be reduced, so, the climbing gradient of touch-control sensing layer 13 in the 3rd color layers 33 and the 4th color layers 34 of surrounding zone BB can be reduced, can successively and lentamente be formed on it, thus effectively can improve the problem that line layer 14 that is that occur breaks because the offset between the first color layers and the first surface 111 of substrate 11 is excessive.
In sum; cover sheet of the present invention and contact panel have the color layers of inclined-plane or cambered surface by arranging inner side in the surrounding zone of substrate; make touch-control sensing layer in the process extending to surrounding zone; successively and formed on it lentamente, thus can improve the problem of the line layer broken string occurred because the offset between color layers and substrate first surface crosses.
By the above detailed description of preferred embodiments, be wish clearly to describe feature of the present invention and spirit, and not with above-mentioned disclosed preferred embodiment, protection scope of the present invention limited.Therefore, the protection domain of the claim that the present invention applies for should do the broadest explanation, with the arrangement causing it to contain all possible change and tool equality according to above-mentioned explanation.
Claims (10)
1. a cover sheet, in order to protect contact panel, is characterized in that, this cover sheet comprises:
Substrate, this substrate has viewing area and surrounding zone, and this surrounding zone is around this viewing area;
First color layers, is arranged at the first surface of this substrate and is positioned at this surrounding zone, and the inner side that this first color layers closes on this viewing area is cambered surface or ramp structure;
Touch-control sensing layer, is arranged at this first surface, and this touch-control sensing layer covers this viewing area and extends to this surrounding zone of part along this cambered surface or ramp structure; And
Line layer, be positioned in this first color layers, and this line layer does not contact with this first surface, and this line layer and this touch-control sensing layer are electrically connected.
2. cover sheet as claimed in claim 1, is characterized in that the thickness of this first color layers is 2 microns to 4 microns.
3. cover sheet as claimed in claim 1, it is characterized in that, this first color layers is black ink or black photoresistance.
4. cover sheet as claimed in claim 1, is characterized in that this cover sheet also comprises the second color layers, and this second color layers is covered in the region that this line layer and this touch-control sensing layer are positioned at this surrounding zone completely, and this second color layers is positioned at this surrounding zone.
5. cover sheet as claimed in claim 4, is characterized in that, this first color layers is for forming figuratum decorative layer.
6. cover sheet as claimed in claim 4, it is characterized in that, this second color layers is black photoresistance or black ink.
7. cover sheet as claimed in claim 1; it is characterized in that; this first color layers comprises the 3rd color layers and the 4th color layers; 3rd color layers and the 4th color layers are arranged side by side in this surrounding zone; 3rd color layers is closed on this viewing area and is arranged, and the height of the 3rd color layers is lower than the height of the 4th color layers.
8. cover sheet as claimed in claim 7, it is characterized in that, the 3rd color layers has the first cambered surface or inclined-plane, and the 4th color layers has the second cambered surface or inclined-plane, and this first cambered surface or inclined-plane connect for continuous structure with this second cambered surface or inclined-plane.
9. a contact panel, is characterized in that, this contact panel comprises as the cover sheet in claim 1-8 as described in any one.
10. contact panel as claimed in claim 9, it is characterized in that, this contact panel also includes flexible PCB, and this flexible PCB is arranged at the side of this substrate, and this line layer and this flexible PCB are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410477160.5A CN104317437A (en) | 2014-09-18 | 2014-09-18 | Protecting cover plate and touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410477160.5A CN104317437A (en) | 2014-09-18 | 2014-09-18 | Protecting cover plate and touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104317437A true CN104317437A (en) | 2015-01-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410477160.5A Pending CN104317437A (en) | 2014-09-18 | 2014-09-18 | Protecting cover plate and touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104317437A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090358A (en) * | 2019-11-29 | 2020-05-01 | 武汉华星光电技术有限公司 | Touch display panel and manufacturing method thereof |
| CN111508341A (en) * | 2020-04-28 | 2020-08-07 | 南昌欧菲显示科技有限公司 | Cover plate structure, manufacturing method thereof and electronic equipment |
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| EP0897666A1 (en) * | 1997-08-14 | 1999-02-24 | Rohm And Haas Company | Solid biocidal compositions |
| CN202267939U (en) * | 2011-10-14 | 2012-06-06 | 联胜（中国）科技有限公司 | Touch device and touch display device |
| CN202422064U (en) * | 2011-12-29 | 2012-09-05 | 宸鸿科技(厦门)有限公司 | Touch control device |
| US20120249453A1 (en) * | 2011-03-29 | 2012-10-04 | Alps Electric Co., Ltd. | Input device and method of manufacturing the same |
| CN203287870U (en) * | 2013-05-21 | 2013-11-13 | 宸鸿科技(厦门)有限公司 | Touch panel |
| CN203561962U (en) * | 2013-10-26 | 2014-04-23 | 祥达光学（厦门）有限公司 | Touch panel |
| CN204203916U (en) * | 2014-09-18 | 2015-03-11 | 福建省飞阳光电有限公司 | Cover sheet and contact panel |
-
2014
- 2014-09-18 CN CN201410477160.5A patent/CN104317437A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0897666A1 (en) * | 1997-08-14 | 1999-02-24 | Rohm And Haas Company | Solid biocidal compositions |
| US20120249453A1 (en) * | 2011-03-29 | 2012-10-04 | Alps Electric Co., Ltd. | Input device and method of manufacturing the same |
| CN202267939U (en) * | 2011-10-14 | 2012-06-06 | 联胜（中国）科技有限公司 | Touch device and touch display device |
| CN202422064U (en) * | 2011-12-29 | 2012-09-05 | 宸鸿科技(厦门)有限公司 | Touch control device |
| CN203287870U (en) * | 2013-05-21 | 2013-11-13 | 宸鸿科技(厦门)有限公司 | Touch panel |
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| CN204203916U (en) * | 2014-09-18 | 2015-03-11 | 福建省飞阳光电有限公司 | Cover sheet and contact panel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090358A (en) * | 2019-11-29 | 2020-05-01 | 武汉华星光电技术有限公司 | Touch display panel and manufacturing method thereof |
| CN111508341A (en) * | 2020-04-28 | 2020-08-07 | 南昌欧菲显示科技有限公司 | Cover plate structure, manufacturing method thereof and electronic equipment |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 351115 Putian City, Fujian province Jiangkou Town Hanjiang District Feitian Industry Industrial Park Applicant after: Fujian Province Yang Yang Au Optronics Co Address before: 351115 Putian City, Fujian province Jiangkou Town Hanjiang District Feitian Industry Industrial Park Applicant before: Fujian Province Fei Yang Photoelectric Co., Ltd. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150128 |