CN102446012B - Touch panel structure and touch display panel - Google Patents
Touch panel structure and touch display panel Download PDFInfo
- Publication number
- CN102446012B CN102446012B CN201010505681.9A CN201010505681A CN102446012B CN 102446012 B CN102446012 B CN 102446012B CN 201010505681 A CN201010505681 A CN 201010505681A CN 102446012 B CN102446012 B CN 102446012B
- Authority
- CN
- China
- Prior art keywords
- electrode
- ground
- touch control
- substrate
- cabling
- 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.)
- Expired - Fee Related
Links
Abstract
The invention provides a touch panel structure, which comprises a substrate, wherein a touch component is arranged on one side of the substrate, and a first grounding electrode is arranged on the side of the substrate provided with the touch component. The first grounding electrode encircles the touch component, an insulation layer is covered on the touch component and the first grounding electrode, and a second grounding electrode is covered on one face of the insulation layer opposite to the touch component and the first grounding electrode or on one face of the substrate opposite to the touch component. Static discharge is led to the grounding terminal of a circuit component through the first grounding electrode and the second grounding electrode, so that a touch panel can be protected from excessive electrical stress damage.
Description
Technical field
The present invention has about a kind of capacitive touch control panel structure and touch-control display panel, espespecially one is provided with ground structure in contact panel, can by static discharge (Electrostatic Discharge, ESD) be directed to the earth terminal (ground) of circuit component, avoid contact panel to suffer the touch panel structure provided of excessively electrical stress rupture.
Background technology
In recent years, along with development trend that is user-friendly for operation, simplicity, the touch control display apparatus with contact panel is applied in production and life more and more widely.Because user can pass through the mode input signal of direct hand or other object contact touch control display apparatus, thus minimizing even eliminates user to the dependence of other input medias (as keyboard, mouse, telepilot etc.), greatly facilitates the operation of user.
Contact panel comprises the polytypes such as resistance-type, condenser type, sound wave type, infrared-type, and is widely used in the consumption electronic products such as mobile phone, personal digital assistant.Because contact panel directly contacts extraneous input object (such as finger or pointer); therefore be easy to produce static discharge and destroy metal electrode and the circuit of contact panel inside; cause contact panel misoperation and permanent damage; static charge even can be made to alter in system; destroy the control integrated circuit of contact panel; and then be corrupted to more built-in system device; therefore; how effectively guiding or eliminating static discharge; protection contact panel, from electrostatic discharges, is the important topic that art technology personage is eager to solve always.
Summary of the invention
Because the disappearance of prior art, the present invention proposes a kind of capacitive touch control panel structure and touch-control display panel thereof, be provided with ground structure in contact panel, static discharge can be directed to the earth terminal of circuit component, avoid contact panel to suffer excessively electrically stress rupture.
For achieving the above object, the present invention proposes a kind of capacitive touch control panel structure, it comprises a substrate, one side in substrate is provided with a touch control component, the one side being provided with touch control component in substrate is provided with one first ground-electrode, first ground-electrode surrounds touch control component, an insulation course is coated with on touch control component and the first ground-electrode, in insulation course in contrast to the one side of this touch control component and the first ground-electrode, or be covered with one second ground-electrode in substrate in contrast to the one side of touch control component, at least corresponding viewing area of described second ground-electrode.
The present invention separately proposes a kind of capacitance type touch control display panel, it comprises a substrate, one side in substrate is provided with a touch control component, the one side being provided with touch control component in substrate is provided with one first ground-electrode, first ground-electrode surrounds touch control component, an insulation course is coated with on touch control component and the first ground-electrode, in insulation course in contrast to the one side of this touch control component and the first ground-electrode, or be covered with one second ground-electrode in substrate in contrast to the one side of touch control component, wherein, the at least corresponding viewing area of described second ground-electrode, and be provided with a display in the second ground-electrode, wherein, this second ground-electrode is between this touch control component and this display, this second ground-electrode forms a screen layer, to suppress the signal disturbing between this touch control component and this display.By first and second ground-electrode, static discharge is directed to the earth terminal of circuit component, contact panel or touch-control display panel can be avoided to suffer excessively electrically stress rupture.
Compared with prior art, touch panel structure provided and touch-control display panel of the present invention, ground structure is provided with in contact panel, can by static discharge (Electrostatic Discharge, ESD) be directed to the earth terminal (ground) of circuit component, avoid contact panel to suffer excessively electrically stress rupture.
For making your juror have further understanding and approval for structure object of the present invention and effect, diagram is hereby coordinated to be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the section structure schematic diagram of the embodiment of the present invention;
Fig. 3 is the section structure schematic diagram of another embodiment of the present invention;
Fig. 4 is the structural representation of the embodiment of the present invention in conjunction with liquid crystal display;
Fig. 5 is the structural representation in conjunction with liquid crystal display of the contact panel with double layer substrate;
Fig. 6 is that induction electrode is arranged at the touch panel structure provided of liquid crystal display colored filter side surface.
Description of reference numerals: 10-contact panel; 11-substrate; 12-first induction electrode; 13-second induction electrode; 14-first cabling; 15-second cabling; 16-insulation course; 17-first ground-electrode; 171-first end; 172-second end; 18-insulation course; 19-second ground-electrode; 20-circuit component; 21-first ground wire; 22-second ground wire; 23-connecting line; 30-liquid crystal display; 31-colored filter substrate; 32-colored filter; 33-common electrode; 34-liquid crystal layer; 35-electric crystal array film substrate; 40-contact panel; 41-upper substrate; 42-infrabasal plate; The upper induction electrode of 43-; Induction electrode under 44-; 45-first ground-electrode; 46-second ground-electrode; 50-contact panel; 51-substrate; 52-first induction electrode; 54-first cabling; 55-second cabling; 56-insulation course; 57-first ground-electrode; 58-insulation course; 59-second ground-electrode; G-earth terminal.
Embodiment
Graphicly describe the present invention for the technological means reaching object and use and effect hereinafter with reference to what enclose, and following graphic cited embodiment is only aid illustration, in order to your juror understands, but the technological means of this case is not limited to cited graphic.
First refer to shown in Fig. 1, contact panel 10 provided by the present invention, can be electrically connected with a circuit component 20, in the present embodiment, circuit component 20 is a flexible circuit board, in addition, circuit component 20 also can be and controls integrated circuit or system and device, circuit component 20 has one first ground wire 21,1 second ground wire 22, earth terminal (ground) G (as shown in Figure 2) that multi-link line 23, first ground wire 21 and the second ground wire 22 are connected to circuit component 20 is provided with between the first ground wire 21 and the second ground wire 22.And can use on products application and bore decorative layer made by material to cover wire by resin, ink or class.
Refer to shown in Fig. 1 and Fig. 2, contact panel 10 comprises the substrate 11 (as shown in Figure 2) of a transparent material, substrate 11 can adopt colored optical filtering substrates, overlay (Cover Lens) or polaroid one of them, wherein overlay can be the material of glass or plastic cement.The one side (as Fig. 2 shows substrate 11 bottom surface) of substrate 11 is provided with touch control component, touch control component is formed primarily of many first induction electrodes 12, many second induction electrodes 13, many first cablings 14, many second cablings 15, wherein many first induction electrodes 12, many second induction electrodes 13 are crisscross arranged in substrate 11 bottom surface, and many second induction electrodes 13 form electrical connection by the second cabling 15.Second cabling 15 is provided with insulation course 16, is located at above the second cabling 15 for the first cabling 14, is electrically connected many first induction electrodes 12 by this and avoids the first cabling 14 and the second cabling 15 to form short circuit.As shown in the first figure, the connecting line 23 of a lateral margin (as shown in Figure 1 substrate 11 root edge) and circuit component 20 that the first cabling 14 and the second cabling 15 extend to substrate 11 is interconnected to form and electrically conducts.
Secondly, one first ground-electrode 17 (as shown in Figure 1 hatched example areas) is arranged with outside above-mentioned touch control component, first ground-electrode 17 is arranged at the one side that substrate 11 is provided with touch control component, and the first ground-electrode 17 is located in touch control component periphery, to expose the lateral border of the first ground-electrode 17 to the open air, as shown in Figure 1, first ground-electrode 17 has first end 171 and one second end 172, first end 171 and the second end 172 extend to a lateral margin (as shown in Figure 1 substrate 11 root edge) of substrate 11, first end 171 is connected to the first ground wire 21 of circuit component 20, second end 172 is connected to the second ground wire 22 of circuit component 20, the space that the first ground-electrode 17 between first end 171 and the second end 172 is formed can by the first induction electrode 12, second induction electrode 13, first cabling 14, second cabling 15 surrounds in the inner, again in the first induction electrode 12, second induction electrode 13, first cabling 14, second cabling 15 and the first ground-electrode 17 surface coverage one insulation course 18 (as shown in Figure 2).Insulation course 18 is provided with one second ground-electrode 19, second ground-electrode 19 in contrast to the one side (that is Fig. 2 shows insulation course 18 bottom surface) of touch control component and the first ground-electrode 17 and covers insulation course 18 completely and be electrically connected with the first ground wire 21 of electronic installation 20 and the second ground wire 22.
Fig. 3 is another embodiment of touch control component configuration, is the production order of the first cabling 14 with the difference of Fig. 2.In the present embodiment, first form the first cabling 14 being electrically connected many first induction electrodes 12, more sequentially form insulation course 16, many first induction electrodes 12 and many second induction electrodes 13.Should be noted that, when contact panel is when making metallic bone first cabling 14, change through light shield pattern makes the first ground-electrode 17 simultaneously, can complete under the condition not increasing fabrication steps, avoid increasing any cost, in addition, first ground-electrode 17 and the second ground-electrode 19 can select to be connected to the first ground wire 21 or the second ground wire 22 one of them, do not limit the bilateral connected mode of diagram, in like manner, if when the circuit component connected only has an earth terminal, then need order earth terminal, if when the circuit component connected has three or earth terminal more than three, also can be connected one of them according to actual needs design, multiple or connect whole earth terminal.
Refer to the structural representation of the present invention shown in Fig. 4 in conjunction with liquid crystal display, liquid crystal display 30 comprises a colored filter substrate (Color Filter Substrate) 31, one colored filter (Color Filter) 32, community electrode (Common Electrode) 33, one liquid crystal layer (Liquid Crystal) 34 and an electric crystal array film substrate (TFT-Array Substrate) 35, provided by the inventionly touch panel structure providedly be arranged on colored filter substrate 31, by the protection of the first ground-electrode 17 of enclosed, the static discharge transporting that the external world can be produced is to the earth terminal G of circuit component 20 (being shown in Fig. 1), the second ground-electrode 19 being positioned at contact panel 10 bottom then forms screen layer, signal disturbing between the common electrode 33 that can suppress contact panel 10 and below liquid crystal display 30, therefore the ability of the antistatic and noise of contact panel 10 can really be promoted.
In addition, contact panel kind provided by the present invention does not have a definite limitation, except shown in Fig. 1 to Fig. 4, induction electrode is arranged at substrate (sensor on cover glass) touch panel structure provided except, also the touch panel structure provided of conventional double substrate can be adopted, or induction electrode be arranged at liquid crystal display (LCD) CF (color filter, colored filter) side glass above or below touch panel structure provided.And relevant display describe, at this also only with regard to the explanation of liquid crystal display as embodiment, and be not used to the category limiting the touch panel structure provided application of the present invention, wherein display also can be bistable display, organic electro-luminescent display or electric wet-type display.
Refer to the structural representation of contact panel in conjunction with liquid crystal display shown in Fig. 5 with double layer substrate, contact panel 40 comprises a upper substrate 41, one infrabasal plate 42, upper induction electrode 43 is provided with in upper substrate 41, lower induction electrode 44 is provided with in infrabasal plate 42, one first ground-electrode 45 is respectively equipped with in upper substrate 41 and infrabasal plate 42, it is peripheral with lower induction electrode 44 that two first ground-electrodes 45 surround upper induction electrode 43 circlewise respectively, one second ground-electrode 46 is covered with in infrabasal plate 42 in contrast to the one side of lower induction electrode 44, contact panel 40 is arranged in liquid crystal display 30, by the protection of the first ground-electrode 45 of enclosed, the static discharge transporting that the external world can be produced is to the earth terminal G of circuit component, second ground-electrode 46 then forms screen layer, the signal between the common electrode 33 of contact panel 40 and below liquid crystal display 30 can be suppressed to disturb, promote the ability of the antistatic and noise of contact panel 40.
Refer to induction electrode shown in Fig. 6 and be arranged at the touch panel structure provided of liquid crystal display colored filter side surface, contact panel 50 comprises a substrate 51, the one side of substrate 51 is provided with the first induction electrode 52, second induction electrode (not shown), first cabling 54, the touch control component that second cabling 55 and insulation course 56 are formed, one first ground-electrode 57 is arranged with outside above-mentioned touch control component, in the first induction electrode 52, first cabling 54, second cabling 55 and the first ground-electrode 57 surface coverage one insulation course 58, one side (that is bottom surface of diagram substrate 51) in substrate 51 in contrast to touch control component is provided with one second ground-electrode 59, contact panel 50 is arranged in liquid crystal display 30, by the protection of the first ground-electrode 57 of enclosed, the static discharge transporting that the external world can be produced is to the earth terminal G of circuit component, second ground-electrode 59 then forms screen layer, the signal between the common electrode 33 of contact panel 50 and below liquid crystal display 30 can be suppressed to disturb, promote the ability of the antistatic and noise of contact panel 50.
The above, be only embodiments of the invention, when can not with the scope implemented of restriction the present invention.Namely the equalization change generally done according to the present patent application the scope of the claims with modify, all should still belong in scope that patent of the present invention contains, sincerely please your juror's explicit example for reference, and pray Hui Zhun, be to praying.
Claims (8)
1. a capacitance type touch control display panel, is characterized in that, comprises:
At least one substrate;
At least one touch control component, is arranged at the one side of this substrate;
At least one first ground-electrode, is arranged at the one side that this substrate is provided with touch control component, and surrounds this touch control component;
One insulation course, is overlying on this touch control component and this first ground-electrode;
One second ground-electrode, is overlying on the one side of this insulation course in contrast to this touch control component and this first ground-electrode, or is overlying on the one side of this substrate in contrast to this touch control component, wherein, and at least corresponding viewing area of described second ground-electrode; And
One display, is located on this second ground-electrode;
Wherein, this second ground-electrode is between this touch control component and this display, and this second ground-electrode forms a screen layer, to suppress the signal disturbing between this touch control component and this display.
2. capacitance type touch control display panel as claimed in claim 1, it is characterized in that, this first ground-electrode is located at the periphery of this substrate, to expose the lateral border of this first ground-electrode to the open air.
3. capacitance type touch control display panel as claimed in claim 1, it is characterized in that, this touch control component is by many first induction electrodes, many second induction electrodes, many first cablings and many second cablings are formed, wherein this many first induction electrode and this many second induction electrode are crisscross arranged in this substrate side, this many second induction electrode forms electrical connection by this second cabling, multiple insulator is provided with in this second cabling, multiple insulators set on this second cabling provide this first cabling to be located on this second cabling, be electrically connected this many first induction electrode by this and avoid the first cabling and the second cabling to form short circuit.
4. capacitance type touch control display panel as claimed in claim 3, it is characterized in that, this first cabling and this first ground-electrode are in formed with processing procedure.
5. capacitance type touch control display panel as claimed in claim 3, it is characterized in that, this substrate is colored optical filtering substrates, overlay or polaroid.
6. capacitance type touch control display panel as claimed in claim 5, it is characterized in that, this overlay is the material of glass or plastic cement.
7. capacitance type touch control display panel as claimed in claim 1, it is characterized in that, it is provided with a upper substrate and an infrabasal plate, upper induction electrode is provided with in this upper substrate, lower induction electrode is provided with in this infrabasal plate, be respectively equipped with one first ground-electrode in this upper substrate and this infrabasal plate, this two first ground-electrode surrounds induction electrode and this lower induction electrode periphery on this circlewise respectively, is covered with one second ground-electrode in this infrabasal plate in contrast to the one side of lower induction electrode.
8. capacitance type touch control display panel as claimed in claim 1, it is characterized in that, this display is liquid crystal display, bistable display, organic electro-luminescent display or electric wet-type display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010505681.9A CN102446012B (en) | 2010-09-30 | 2010-09-30 | Touch panel structure and touch display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010505681.9A CN102446012B (en) | 2010-09-30 | 2010-09-30 | Touch panel structure and touch display panel |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102947336A Division CN103399663A (en) | 2010-09-30 | 2010-09-30 | Touch panel structure and touch display panel thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102446012A CN102446012A (en) | 2012-05-09 |
| CN102446012B true CN102446012B (en) | 2015-04-08 |
Family
ID=46008568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010505681.9A Expired - Fee Related CN102446012B (en) | 2010-09-30 | 2010-09-30 | Touch panel structure and touch display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102446012B (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425301B (en) * | 2012-05-16 | 2016-10-05 | 宸鸿科技(厦门)有限公司 | Contact panel and preparation method thereof |
| TWI478030B (en) * | 2012-06-21 | 2015-03-21 | Au Optronics Corp | In-cell touch display panel |
| CN203386163U (en) * | 2013-03-22 | 2014-01-08 | 群创光电股份有限公司 | Touch display device |
| TWI494027B (en) * | 2013-04-19 | 2015-07-21 | Ye Xin Technology Consulting Co Ltd | Electrostatic discharge apparatus and method of operating the same |
| CN103324341A (en) * | 2013-06-07 | 2013-09-25 | 业成光电（深圳）有限公司 | Touch panel and electronic device provided with same |
| CN104063109A (en) * | 2014-07-16 | 2014-09-24 | 深圳市中显微电子有限公司 | Antistatic wiring circuit and method of capacitive touch screen |
| CN104298402B (en) * | 2014-10-10 | 2017-09-22 | 昆山龙腾光电有限公司 | Touch control display apparatus |
| US20160147323A1 (en) * | 2014-11-21 | 2016-05-26 | Interface Optoelectronics Corporation | Touch control panel structure and method of manufacturing the same |
| TW201624213A (en) * | 2014-12-19 | 2016-07-01 | 中華映管股份有限公司 | Touch display device and noise-shielding method of touch display device |
| CN107835976B (en) * | 2015-07-21 | 2021-06-11 | 3M创新有限公司 | Conductive film, assembly, and method for removing static charge from conductive pattern |
| CN106020551A (en) * | 2016-06-02 | 2016-10-12 | 武汉华星光电技术有限公司 | Flexible touch screen and manufacturing method thereof |
| CN106325601B (en) * | 2016-08-25 | 2023-11-28 | 合肥鑫晟光电科技有限公司 | Touch screen, display device and preparation method of touch screen |
| CN106527816B (en) * | 2016-12-01 | 2019-03-29 | 京东方科技集团股份有限公司 | A kind of touch base plate and preparation method thereof, touch control display apparatus |
| CN106855763B (en) * | 2017-03-10 | 2020-02-07 | 武汉华星光电技术有限公司 | Array substrate and self-contained embedded touch display panel |
| CN107340926B (en) * | 2017-07-17 | 2023-09-26 | 深圳市奥拓电子股份有限公司 | Touch control panel and LED display screen |
| CN109426384B (en) * | 2017-08-31 | 2021-06-04 | 宏碁股份有限公司 | Touch panel and touch panel detection method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601335A (en) * | 2003-09-25 | 2005-03-30 | 统宝光电股份有限公司 | Contact-controlling LCD device |
| CN1670759A (en) * | 2004-03-19 | 2005-09-21 | 统宝光电股份有限公司 | Touch control panel and display system and electronic apparatus using the same |
| CN101075030A (en) * | 2006-05-16 | 2007-11-21 | 三星电子株式会社 | Panel assembly |
| CN101699378A (en) * | 2009-09-23 | 2010-04-28 | 深超光电（深圳）有限公司 | Touch panel and manufacturing method thereof |
-
2010
- 2010-09-30 CN CN201010505681.9A patent/CN102446012B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601335A (en) * | 2003-09-25 | 2005-03-30 | 统宝光电股份有限公司 | Contact-controlling LCD device |
| CN1670759A (en) * | 2004-03-19 | 2005-09-21 | 统宝光电股份有限公司 | Touch control panel and display system and electronic apparatus using the same |
| CN101075030A (en) * | 2006-05-16 | 2007-11-21 | 三星电子株式会社 | Panel assembly |
| CN101699378A (en) * | 2009-09-23 | 2010-04-28 | 深超光电（深圳）有限公司 | Touch panel and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102446012A (en) | 2012-05-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102446012B (en) | Touch panel structure and touch display panel | |
| US10691266B2 (en) | Touch panel stackup | |
| TWI471642B (en) | Touch panel structure and its touch display panel | |
| US10990234B2 (en) | Touch sensor including antenna | |
| JP5337061B2 (en) | Touch panel and display device including the same | |
| US9117413B2 (en) | Touch panel and touch display device | |
| CN102760010B (en) | Touch display panel and touch liquid crystal display panel | |
| US20110080373A1 (en) | Touch Panel and Display Device Using the Same | |
| CN103631458B (en) | Touch panel, its electronic device and its manufacturing method | |
| US20130010216A1 (en) | Touch screen panel liquid crystal display device | |
| CN105319751A (en) | Display device | |
| CN106257324B (en) | Embedded touch display device | |
| CN105158937A (en) | Liquid crystal display panel and electronic device | |
| CN104793779A (en) | Touch control device | |
| CN104704458A (en) | Input apparatus, display apparatus, and electronic apparatus | |
| CN108268176A (en) | Suitable for the configuration of narrow frame touch panel | |
| CN201867776U (en) | Touch screen and electronic device | |
| JP2015011493A (en) | Input device | |
| TWI531945B (en) | Touch display device and touch device | |
| CN103399663A (en) | Touch panel structure and touch display panel thereof | |
| US20140177137A1 (en) | Touch panel | |
| TWM478870U (en) | Touch panel | |
| CN107704146A (en) | Electrostatic protection component and electronic equipment | |
| CN207281732U (en) | A kind of capacitance touch screen | |
| CN105955541A (en) | Touch panel, touch display device and manufacture method of the touch display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 |