CN105589603A - Touch structure, touch display panel and touch display device - Google Patents
Touch structure, touch display panel and touch display device Download PDFInfo
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- CN105589603A CN105589603A CN201610090830.7A CN201610090830A CN105589603A CN 105589603 A CN105589603 A CN 105589603A CN 201610090830 A CN201610090830 A CN 201610090830A CN 105589603 A CN105589603 A CN 105589603A
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- induction electrode
- touch
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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
-
- 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
- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
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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
Embodiments of the invention disclose a touch structure, a touch display panel and a touch display device. The touch structure comprises a first induction electrode, a second induction electrode and a control circuit, wherein the first induction electrode layer is a whole electrode; the second induction electrode layer is formed by a plurality of mutually insulated second induction electrodes; a transparent dielectric layer is made by an insulated and compressible material; and the control circuit is used for providing driving signals for the first induction electrode layer and the second induction electrode layer and detecting pressure touch according to a capacitance value between each second induction electrode in the second induction electrode layer and the first induction electrode layer. The touch structure can be directly produced in a process for making the touch display panel without additional purchasing, a problem of reduction of a pressure induction function of the touch display panel due to difficulty in guaranteeing strict alignment of a pressure induction structure, a backlight structure and a display module during assembly of the display module, the backlight structure and the pressure induction structure is avoided, and the user experience is improved.
Description
Technical field
The present invention relates to touch technology field, relate in particular to a kind of touch-control structure, touch-control display panel and touchControl display unit.
Background technology
Along with the development of electronic technology, the application of touch-screen is more and more extensive, becomes gradually people dailyThe requisite information interaction medium of living. Touch-screen of the prior art comprises: touch sensible touch-screenWith pressure sensitive touch-screen. Touch-control display panel of the prior art is normally at backing structure and demonstration mouldBetween group, increase one deck pressure sensitive structure, realize pressure sensitive touch function.
But, because this pressure sensitive structure need to additionally be purchased, thus cause by described demonstration module,When described backing structure and the assembling of described pressure sensitive structure, be difficult to ensure described pressure sensitive structure and instituteState backing structure, described demonstration module strictly aligns, thereby affected the pressure of described touch-control display panelInducing function, causes user to experience poor.
Summary of the invention
For solving the problems of the technologies described above, the embodiment of the present invention provides a kind of touch-control structure, touch-control display surfacePlate and touch control display apparatus, this touch-control structure can be in the manufacturing process of described touch-control display panel directlyMake, without additionally purchasing, thereby avoided described demonstration module, described backing structure and described pressureWhen induction structure assembling, be difficult to ensure described pressure sensitive structure and described backing structure, described demonstration mouldThe problem that the described touch-control display panel pressure sensitive function of organizing strict alignment and cause reduces, has improved useFamily is experienced.
For addressing the above problem, the embodiment of the present invention provides following technical scheme:
A kind of touch-control structure, comprising:
The first induction electrode layer, described the first induction electrode layer is a monoblock electrode;
The second induction electrode layer, described the second induction electrode layer is by multiple the second induction electrodes insulated from each otherForm;
Transparent dielectric layer between described the first induction electrode layer and described the second induction electrode layer, instituteState transparent dielectric layer by insulating and compressible material is made;
Control circuit, described control circuit is used to described the first induction electrode layer and described the second induced electricityUtmost point layer provides driving signal, and according to each the second induction electrode in described the second induction electrode layer and describedCapacitance detected pressures between one induction electrode layer touches.
Preferably, described the first induction electrode layer ground connection.
Preferably, described transparent dielectric layer is a monoblock dielectric layer.
A kind of touch-control display panel, comprises the touch-control structure described in above-mentioned any one.
Preferably, described touch-control display panel also comprises the array base palte and the color membrane substrates that are oppositely arranged.
Preferably, described the first induction electrode layer and described the second induction electrode layer are all positioned at described color film baseBackboard is from described array base palte one side.
Preferably, described the first induction electrode layer and described the second induction electrode layer are all positioned at described color film basePlate is towards described array base palte one side.
Preferably, described the first induction electrode layer is positioned at described color membrane substrates and deviates from described array base palte one side,Described the second induction electrode layer is positioned at described color membrane substrates towards described array base palte one side.
Preferably, described the first induction electrode layer is positioned at described color membrane substrates towards described array base palte one side,Described the second induction electrode layer is positioned at described color membrane substrates and deviates from described array base palte one side.
Preferably, described transparent dielectric layer between described color membrane substrates and described the first induction electrode layer,Or described transparent dielectric layer is between described color membrane substrates and described the second induction electrode layer.
Preferably, described the first induction electrode layer and described the second induction electrode layer are all positioned at described array baseBackboard is from described color membrane substrates one side.
A kind of touch control display apparatus, comprises the touch-control display panel described in above-mentioned any one.
Compared with prior art, technique scheme has the following advantages:
The touch-control structure that the embodiment of the present invention provides, comprising: the first induction electrode layer, described the first senseAnswering electrode layer is a monoblock electrode; The second induction electrode layer, described the second induction electrode layer is by each other multipleThe second induction electrode of insulation forms; Be positioned at described the first induction electrode layer and described the second induction electrode layerBetween transparent dielectric layer, described transparent dielectric layer is by insulating and compressible material is made; Control circuit,Described control circuit is used to described the first induction electrode layer and described the second induction electrode layer to provide and drives letterNumber, and according to each the second induction electrode in described the second induction electrode layer and described the first induction electrode layer itBetween capacitance detected pressures touch. As can be seen here, the touch-control structure that the embodiment of the present invention provides is except controlOutside circuit processed, only include two induction electrode layers and the transparent dielectric layer between two induction electrode layers,Simple in structure, in the process that can directly make at touch-control display panel, directly make, and without additionally purchasingPut, thereby while having avoided described demonstration module, described backing structure and the assembling of described pressure sensitive structure,Be difficult to ensure described pressure sensitive structure and described backing structure, described demonstration module strictly to align and causeThe problem that reduces of described touch-control display panel pressure sensitive function, improved user's experience.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to realityThe accompanying drawing of executing required use in example or description of the Prior Art is briefly described, apparently, belowAccompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,Do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the touch-control structure that Fig. 1 provides for one embodiment of the invention;
In the touch-control structure that Fig. 2 provides for one embodiment of the invention in the second induction electrode layer each secondThe top view that induction electrode is arranged;
The structural representation of the touch-control display panel that Fig. 3 provides for one embodiment of the invention;
The structural representation of the touch-control display panel that Fig. 4 provides for another embodiment of the present invention;
The structural representation of the touch-control display panel that Fig. 5 provides for another embodiment of the present invention;
The structural representation of the touch-control display panel that Fig. 6 provides for another embodiment of the present invention;
The structural representation of the touch-control display panel that Fig. 7 provides for another embodiment of the present invention;
The structural representation of the touch-control display panel that Fig. 8 provides for another embodiment of the present invention;
The structural representation of the touch-control display panel that Fig. 9 provides for another embodiment of the present invention;
The structural representation of the touch-control display panel that Figure 10 provides for another embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried outDescribe clearly and completely, obviously, described embodiment is only the present invention's part embodiment, andNot whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not doingGo out the every other embodiment obtaining under creative work prerequisite, all belong to the scope of protection of the invention.
Set forth in the following description a lot of details so that fully understand the present invention, but thisBrightly can also adopt other to be different from alternate manner described here to implement, those skilled in the art canWithout prejudice to intension of the present invention in the situation that, do similar popularization, therefore the present invention is not subject to following public concreteThe restriction of embodiment.
The embodiment of the present invention provides a kind of touch-control structure, and as shown in Figure 1, this touch-control structure comprises:
The first induction electrode layer 10, described the first induction electrode layer 10 is a monoblock electrode;
The second induction electrode layer 20, described the second induction electrode layer 20 is by multiple the second inductions insulated from each otherElectrode 21 forms;
Transparent medium between described the first induction electrode layer 10 and described the second induction electrode layer 20Layer 30, described transparent dielectric layer 30 is by insulating and compressible material is made;
Control circuit 40, described control circuit 40 is used to described in described the first induction electrode layer 10 secondInduction electrode layer 20 provides driving signal, and according to each the second induction in described the second induction electrode layer 20Capacitance detected pressures between electrode 21 and described the first induction electrode layer 10 touches.
In embodiments of the present invention, because described transparent dielectric layer 30 is made up of compressible material, therefore thisThe touch-control structure that inventive embodiments provides in the time being subject to touching, the pressure that described touch-control structure surface is subject toCan change, thereby described transparent dielectric layer 30 is compressed, in described the second induction electrode layer 20Distance between diverse location place the second induction electrode 21 and described the first induction electrode layer 10 changes.And the capacitance computing formula of the electric capacity being made up of two battery lead plates is C=ε * ε 0*S/d, wherein, ε 0 is trueEmpty dielectric constant, ε is the relative dielectric constant of described transparent dielectric layer with respect to vacuum, ε * ε 0 is instituteState the dielectric constant of transparent dielectric layer 30, S is each the second induction electrode in described the second induction electrode layer 2021 is long-pending with the right opposite of described the first induction electrode layer 10, and d is each in described the second induction electrode layer 20Distance between the second induction electrode 21 and described the first induction electrode layer 10.
From this computing formula, when diverse location place the second induced electricity in described the second induction electrode layer 20When distance between the utmost point 21 and described the first induction electrode layer 10 changes, described the second induction electrodeCapacitance in layer 20 between diverse location place the second induction electrode 21 and described the first induction electrode also canCorresponding changing, thus can utilize described control circuit 40 according to described the second induction electrode layer 20In capacitance between each the second induction electrode 21 and described the first induction electrode layer 10 detect that pressure touchesThe position of touching and/or size.
On the basis of above-described embodiment, in a preferred embodiment of the invention, described the first inductionElectrode layer 10 ground connection, in other embodiments of the invention, described the first induction electrode layer 10 is also passableEarth-free, as long as ensure that described the first induction electrode layer 10 maintains a fixed voltage.
On the basis of above-mentioned arbitrary embodiment, in one embodiment of the invention, as shown in Figure 2,In described the second induction electrode layer 20, multiple the second induction electrodes 21 insulated from each other are matrix arrangement, withBe convenient to described control circuit 40 according to each the second induction electrode 21 and institute in described the second induction electrode layer 20State the position that the capacitance detected pressures between the first induction electrode layer 10 touches, but the present invention is not to thisLimit, specifically depend on the circumstances.
On the basis of above-mentioned arbitrary embodiment, in one embodiment of the invention, described transparent mediumLayer 30 is a monoblock dielectric layer, to make the surface ratio of described transparent dielectric layer 30 more smooth, thereby hasBe beneficial on described transparent dielectric layer 30 surfaces and form multiple the second senses in described the second induction electrode layer 20While answering electrode 21, evenly the arranging of described multiple the second induction electrodes 21. And, described transparent mediumLayer 30 is a monoblock dielectric layer, is conducive to the thickness by controlling described transparent dielectric layer 30, controlsThe dielectric constant of described transparent dielectric layer 30, makes the dielectric constant of described transparent dielectric layer 30 be easy to controlSystem. But the present invention does not limit this, in other embodiments of the invention, described transparent dielectric layer30 can also form by multiple lump-shaped media layers, and the present invention does not limit this, as long as ensure described secondIn induction electrode layer 20, each the second induction electrode 21 is all by described transparent dielectric layer 30 and described the first senseAnswer electrode layer 10 insulation.
It should be noted that, in the above-described embodiments, described transparent dielectric layer 30 materials are chosen as resinaeMaterial, but the present invention do not limit this, if described transparent dielectric layer 30 be transparent, insulate and canCompression material.
The touch-control structure known from the above mentioned, the embodiment of the present invention provides, except control circuit 40, onlyComprise the first induction electrode layer 10 and 20 two induction electrode layer of the second induction electrode layer and be positioned at the first senseAnswer the transparent dielectric layer 30 between electrode layer 10 and the second induction electrode layer 20, simple in structure, can be directIn the process of making at touch-control display panel, directly make, and without additionally purchasing, thereby described in having avoidedWhile showing module, described backing structure and the assembling of described pressure sensitive structure, be difficult to ensure described feeling of stressThe described touch-control display panel of answering structure and described backing structure, described demonstration module strictly to align and to causeThe problem that pressure sensitive function reduces, has improved user's experience.
Accordingly, the embodiment of the present invention also provides a kind of touch-control display panel, described touch-control display panelComprise the touch-control structure that above-mentioned arbitrary embodiment provides. As shown in Figure 3, the touch-control of the embodiment of the present inventionDisplay floater also comprises: the array base palte 50 being oppositely arranged and color membrane substrates 60. Aobvious with described touch-control belowShow that panel is that display panels is example, the touch-control display panel that the embodiment of the present invention is provided is saidBright, but the present invention do not limit this, specifically depends on the circumstances.
On the basis of above-described embodiment, in one embodiment of the invention, as shown in Figure 4, described inThe first induction electrode layer 10 and described the second induction electrode layer 20 are all positioned at described color membrane substrates 60 and deviate from instituteState array base palte 50 1 sides.
In another embodiment of the present invention, as shown in Figure 5, described the first induction electrode layer 10 and instituteState the second induction electrode layer 20 and be all positioned at described color membrane substrates 60 towards described array base palte 50 1 sides.
In yet another embodiment of the present invention, as shown in Figure 6 and Figure 7, described the first induction electrode layer10 are positioned at described color membrane substrates 60 deviates from described array base palte 50 1 sides, described the second induction electrode layer 20Be positioned at described color membrane substrates 60 towards described array base palte 50 1 sides.
On the basis of above-described embodiment, in one embodiment of the invention, as shown in Figure 6, described inTransparent dielectric layer 30 is between described color membrane substrates 60 and described the first induction electrode layer 10; At thisIn another bright embodiment, as shown in Figure 7, described transparent dielectric layer 30 is positioned at described color membrane substrates 60And between described the second induction electrode layer 20. The present invention does not limit this, specifically depends on the circumstances.
In another embodiment of the present invention, as shown in Figure 8 and Figure 9, described the first induction electrode layer10 are positioned at described color membrane substrates 60 towards described array base palte 50 1 sides, described the second induction electrode layer 20Be positioned at described color membrane substrates 60 and deviate from described array base palte 50 1 sides.
On the basis of above-described embodiment, in one embodiment of the invention, as shown in Figure 8, described inTransparent dielectric layer 30 is between described color membrane substrates 60 and described the first induction electrode layer 10; At thisIn another bright embodiment, as shown in Figure 9, described transparent dielectric layer 30 is positioned at described color membrane substrates 60And between described the second induction electrode layer 20. The present invention does not limit this, specifically depends on the circumstances.
In yet another embodiment of the present invention, as shown in figure 10, described the first induction electrode layer 10 HeDescribed the second induction electrode layer 20 is all positioned at described array base palte 50 and deviates from described color membrane substrates 60 1 sides.In other embodiments of the invention, described touch-control structure and described color membrane substrates 60, described array base palte50 integration mode can also be other modes, and the present invention does not limit this, specifically depends on the circumstances.
It should be noted that, in above-mentioned arbitrary embodiment, described the first induction electrode layer 10 and describedThe position of two induction electrode layers 20 all can exchange, and the present invention does not limit this, specifically optionally andFixed.
Also it should be noted that, on the basis of above-mentioned arbitrary embodiment, in a preferred reality of the present inventionExecute in example, along described array base palte 50 to described color membrane substrates 60 directions, described the first induced electricityUtmost point layer 10 is preferably placed at described the second induction electrode layer 20 top, to realize touch-control sensing measuring abilityTime, utilize other in 10 pairs of described touch-control display panel surrounding environment of described the first induction electrode layerThe interfering signal that conductor causes shields, and improves the precision that described touch-control structure detected pressures touches, fromAnd improve the touch-control performance of described touch-control structure and described contact panel, improve user and experience.
In addition, the embodiment of the present invention also provides a kind of touch-control that comprises that above-mentioned arbitrary embodiment provides to showShow the touch control display apparatus of panel.
In sum, the touch-control display panel that the embodiment of the present invention provides and comprise this touch-control display panelTouch control display apparatus in, described touch-control structure, except control circuit 40, only includes the first induction electrode layer10 and 20 two induction electrode layer of the second induction electrode layer and transparent Jie between two induction electrode layersMatter layer 30, simple in structure, in the process that can directly make at touch-control display panel, directly make, and nothingNeed additionally purchase, thereby avoid described demonstration module, described backing structure and described pressure sensitive structureWhen assembling, be difficult to ensure that described pressure sensitive structure and described backing structure, described demonstration module are strictly rightThe problem that described touch-control display panel pressure sensitive function neat and that cause reduces, has improved user's experience.
In this description, various piece adopts the mode of going forward one by one to describe, what each part stressed is withThe difference of other parts, between various piece identical similar part mutually referring to.
It should be noted that, in this article, the relational terms such as the first and second grades is only used forAn entity or operation are separated with another entity or operating space, and not necessarily require or implyBetween these entities or operation, there is relation or the order of any this reality. And term " comprises "," comprise " or its any other variant is intended to contain comprising of nonexcludability, thereby make to comprise that one isProcess, method, article or the equipment of row key element not only comprise those key elements, but also comprise do not have brightOther key elements of really listing, or it is intrinsic to be also included as this process, method, article or equipment instituteKey element. In the situation that there is no more restrictions, the key element being limited by statement " comprising ... ",And be not precluded within process, method, article or the equipment that comprises described key element, also exist other identicalKey element.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field can be realized or useThe present invention. To be aobvious and easy for those skilled in the art to the multiple amendment of these embodimentSee, General Principle as defined herein can be in the situation that not departing from the spirit or scope of the present invention,Realize in other embodiments. Therefore, the present invention will can not be restricted to embodiment illustrated herein, andTo meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (12)
1. a touch-control structure, is characterized in that, comprising:
The first induction electrode layer, described the first induction electrode layer is a monoblock electrode;
The second induction electrode layer, described the second induction electrode layer is by multiple the second induction electrodes insulated from each otherForm;
Transparent dielectric layer between described the first induction electrode layer and described the second induction electrode layer, instituteState transparent dielectric layer by insulating and compressible material is made;
Control circuit, described control circuit is used to described the first induction electrode layer and described the second induced electricityUtmost point layer provides driving signal, and according to each the second induction electrode in described the second induction electrode layer and describedCapacitance detected pressures between one induction electrode layer touches.
2. touch-control structure according to claim 1, is characterized in that, described the first induction electrode layerGround connection.
3. touch-control structure according to claim 1, is characterized in that, described transparent dielectric layer is oneMonoblock dielectric layer.
4. a touch-control display panel, is characterized in that, comprises touching described in claim 1-3 any oneControl structure.
5. touch-control display panel according to claim 4, is characterized in that, described touch-control display surfacePlate also comprises the array base palte and the color membrane substrates that are oppositely arranged.
6. touch-control display panel according to claim 5, is characterized in that, described the first induced electricityUtmost point layer and described the second induction electrode layer are all positioned at described color membrane substrates and deviate from described array base palte one side.
7. touch-control display panel according to claim 5, is characterized in that, described the first induced electricityUtmost point layer and described the second induction electrode layer are all positioned at described color membrane substrates towards described array base palte one side.
8. touch-control display panel according to claim 5, is characterized in that, described the first induced electricityUtmost point layer is positioned at described color membrane substrates and deviates from described array base palte one side, and described the second induction electrode layer is positioned at instituteState color membrane substrates towards described array base palte one side.
9. touch-control display panel according to claim 5, is characterized in that, described the first induced electricityUtmost point layer is positioned at described color membrane substrates towards described array base palte one side, and described the second induction electrode layer is positioned at instituteState color membrane substrates and deviate from described array base palte one side.
10. touch-control display panel according to claim 8 or claim 9, is characterized in that, described transparentDielectric layer is between described color membrane substrates and described the first induction electrode layer, or described transparent dielectric layer positionBetween described color membrane substrates and described the second induction electrode layer.
11. touch-control display panels according to claim 5, is characterized in that, described the first inductionElectrode layer and described the second induction electrode layer are all positioned at described array base palte and deviate from described color membrane substrates one side.
12. 1 kinds of touch control display apparatus, is characterized in that, comprise described in claim 4-11 any oneTouch-control display panel.
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| CN201610090830.7A CN105589603A (en) | 2016-02-18 | 2016-02-18 | Touch structure, touch display panel and touch display device |
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| CN201610090830.7A CN105589603A (en) | 2016-02-18 | 2016-02-18 | Touch structure, touch display panel and touch display device |
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| CN107817920A (en) * | 2017-10-31 | 2018-03-20 | 厦门天马微电子有限公司 | Pressure sensitive sensor drive driving circuit and driving method, display panel and device |
| CN107817920B (en) * | 2017-10-31 | 2021-01-12 | 厦门天马微电子有限公司 | Pressure induction sensor driving circuit and driving method, display panel and device |
| CN113760116A (en) * | 2020-06-05 | 2021-12-07 | 富泰华工业（深圳）有限公司 | Capacitive pressure sensing device, pressure sensing panel and electronic equipment |
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