CN104978071A - Touch control panel, touch control display panel and touch control display apparatus - Google Patents
Touch control panel, touch control display panel and touch control display apparatus Download PDFInfo
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- CN104978071A CN104978071A CN201510452268.3A CN201510452268A CN104978071A CN 104978071 A CN104978071 A CN 104978071A CN 201510452268 A CN201510452268 A CN 201510452268A CN 104978071 A CN104978071 A CN 104978071A
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Abstract
The present invention discloses a touch control panel, a touch control display panel and a touch control display apparatus so as to solve the problem that analytical difficulty of touch positions is large due to the fact that the length and wire resistance of driving electrodes and induction electrodes on a non-rectangular touch control panel are inconsistent. The touch control panel comprises a plurality of mutually insulated fan-shaped driving electrodes divided by using the same reference point as the center, and a plurality of concentric open annular induction electrodes formed by using the reference point as the center. The induction electrodes and the driving electrodes intercrossed and insulated with each other.
Description
Technical field
The present invention relates to technical field of touch-control display, particularly relate to a kind of contact panel, touch-control display panel and touch control display apparatus.
Background technology
Touch-screen input refers to and just completes location and the novel input mode of one that can input with finger or the touch gently of special nib on a display panel.This kind of input mode just can directly can carry out connecing location input while seeing display panel, is obviously better than other input mode, such as mouse or keyboard.
Along with the development gradually of wearable smart machine, also there is diversified form in corresponding display panel, comprises circle, ellipse or heart-shaped etc.Obviously, traditional gridiron pattern station-keeping mode, when the display panel of above-mentioned circle, ellipse or heart-shaped etc. non-rectangle forms contact panel, the induction electrode of contact panel and the length of drive electrode and line resistance all different, to integrated circuit (Integrated Circuit, IC) signal stabilization and analytic ability propose high requirements, and the difficulty of parsing touch location is strengthened.
Summary of the invention
The object of this invention is to provide a kind of contact panel, all inconsistent to solve drive electrode on the contact panel of non-rectangle and induction electrode length and line resistance, the problem that the parsing difficulty of the touch location caused is large.
The object of the invention is to be achieved through the following technical solutions:
The embodiment of the present invention provides a kind of contact panel, comprises the fan shape drive electrode multiple insulated from each other divided centered by same reference point, and formed centered by this reference point multiple with one heart, the induction electrode of non-closed ring-type;
Described drive electrode and described induction electrode intersect and insulated from each other mutually.
In the present embodiment, the described drive electrode of fan shape coordinates with the described induction electrode of ring-type, Region dividing can be carried out according to the described drive electrode of different angle variable, the described induction electrode of foundation different radii in conjunction with this Region dividing calculated touch location, thus realizes the touch location parsed on the contact panel of non-rectangle easily and fast.
Preferably, divide fan shape drive electrode angle variable can identical also can not be identical.In the present embodiment, divide fan shape drive electrode described angle variable can identical also can not be identical, described drive electrode can be made according to the different shapes layout more neatly of display panel.
Preferably, described drive electrode and described induction electrode are positioned at same layer;
Drive electrode described in each is divided into the driven element electrode of multiple bulk by described induction electrode, belong to same described drive electrode each described in driven element Electrode connection together;
Described induction electrode and described driven element electrode in conplane projection without overlapping.
In the present embodiment, described drive electrode and described induction electrode are positioned at same layer, and contact panel can be made lightening.
Preferably, belong to same described drive electrode each described in driven element electrode, adjacent described driven element electrode is by the electrical connection of conduction bridge, and described conduction bridge is arranged at the side, edge of described drive electrode.In the present embodiment, be made up of the described drive electrode of fan shape the multiple described driven element electrode coupled together by described conduction bridge, therefore, between the adjacent described driven element electrode belonging to same described drive electrode, described induction electrode can be set.Conduction bridge is arranged at the side, edge of described drive electrode, and when can solve conduction bridge, electrode disappears the bad problem of shadow, makes panel layout more rationally attractive in appearance.
Preferably, described drive electrode and described induction electrode are positioned at different layers, and described induction electrode and described drive electrode overlap mutually in conplane projection.In the present embodiment, described drive electrode and described induction electrode are positioned at different layers separately, and technique simply and easily realize.
Preferably, one end of the close described reference point of drive electrode described in each is connected with driving circuit by the different first lead-in wire;
Described induction electrode has first end and the second end, and the first end of induction electrode described in each or the second end are connected with sensor circuit by the different second lead-in wire, and adjacent two described induction electrodes are different from the end of the connection that described second goes between.
In the present embodiment, can effectively avoid producing signal disturbing when input signal between adjacent two described induction electrodes.
Preferably, described contact panel also comprises the lead district of strip, and described lead district extends to the outer of described contact panel by described reference point;
All described first lead-in wire and all described second lead-in wire be positioned at described lead district.
In the present embodiment, make each lead-in wire all be positioned at the lead district of specifying, be conducive to space utilization.
Preferably, the ring spacing described in each between induction electrode is equal.In the present embodiment, the ring spacing between described induction electrode is equal, is beneficial to the degree of accuracy improving and determine touch location.
Preferably, the entirety that whole described drive electrode is formed is circular, semicircle, fan-shaped, oval or heart-shaped.
Preferably, the material of described drive electrode and described induction electrode is any one in tin indium oxide, indium zinc oxide, indium oxide gallium zinc, nanometer silver wire material, carbon nano-tube material, grapheme material.In the present embodiment, the described drive electrode of transparent conductive material and described induction electrode are when contact panel can be made to be applied to display device, less on the impact of transmitance.
Embodiment of the present invention beneficial effect is as follows: be respectively fan shape electrode insulated from each other and non-closed ring electrode by the described drive electrode and described induction electrode that make contact panel, the described drive electrode of fan shape coordinates with the described induction electrode of ring-type, Region dividing can be carried out according to the described drive electrode of different angle variable, the described induction electrode of foundation different radii in conjunction with this Region dividing calculated touch location, thus realizes the touch location parsed on the contact panel of non-rectangle easily and fast.
A kind of touch-control display panel that the embodiment of the present invention provides, comprise as the embodiment of the present invention provide as described in contact panel.
A kind of display device that the embodiment of the present invention provides, comprise as the embodiment of the present invention provide as described in touch-control display panel.
Embodiment of the present invention beneficial effect is as follows: be respectively fan shape electrode insulated from each other and non-closed ring electrode by the described drive electrode and described induction electrode that make contact panel, the described drive electrode of fan shape coordinates with the described induction electrode of ring-type, Region dividing can be carried out according to the described drive electrode of different angle variable, the described induction electrode of foundation different radii in conjunction with this Region dividing calculated touch location, thus realizes the touch location parsed on the contact panel of non-rectangle easily and fast.
Accompanying drawing explanation
Fig. 1 provides the structural representation of the first contact panel for the embodiment of the present invention;
Fig. 2 provides the structural representation of drive electrode in the first contact panel for the embodiment of the present invention;
Fig. 3 provides the structural representation of induction electrode in the first contact panel for the embodiment of the present invention;
Fig. 4 provides the structural representation of the second contact panel for the embodiment of the present invention;
Fig. 5 provides the structural representation of drive electrode in the second contact panel for the embodiment of the present invention.
Embodiment
Be described in detail below in conjunction with the implementation procedure of Figure of description to the embodiment of the present invention.It should be noted that same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
All inconsistent in order to solve drive electrode on the contact panel of non-rectangle in prior art and induction electrode length and line resistance, the problem that the parsing difficulty of the touch location caused is large, the embodiment of the present invention provides a kind of contact panel, comprise the fan shape drive electrode multiple insulated from each other divided centered by same reference point, and formed centered by this reference point multiple with one heart, the induction electrode of non-closed ring-type; Drive electrode and induction electrode intersect and insulated from each other mutually.In the present embodiment, the drive electrode of fan shape coordinates with the induction electrode of ring-type, Region dividing can be carried out according to the drive electrode of different angle variable, the induction electrode 2 of foundation different radii is in conjunction with this Region dividing calculated touch location, thus the touch location parsed on the contact panel of non-rectangle realized easily and fast, reduce the parsing difficulty of touch location.
In the contact panel that the embodiment of the present invention provides, divide fan shape drive electrode angle variable can identical also can not be identical.Can according to the different shapes layout more neatly of display panel.In the present embodiment, illustrate with identical angle variable.
In the contact panel that the embodiment of the present invention provides, drive electrode and induction electrode can be positioned at same layer, and also can be positioned at different layers, concrete example is as follows:
See Fig. 1, the embodiment of the present invention provides the first contact panel, comprise the fan shape drive electrode 1 multiple insulated from each other by same angular variable partitions centered by same reference point A, and formed centered by this reference point A multiple with one heart, the induction electrode 2 of non-closed ring-type; Drive electrode 1 and induction electrode 2 intersect and insulated from each other mutually.
In the present embodiment, the drive electrode 1 of fan shape coordinates with the induction electrode 2 of ring-type, Region dividing can be carried out according to the drive electrode 1 of different angle variable, the induction electrode 2 of foundation different radii in conjunction with this Region dividing calculated touch location, thus realizes the touch location parsed on the contact panel of non-rectangle easily and fast.
Wherein, drive electrode 1 and induction electrode 2 are positioned at same layer, and the sensed electrode of each drive electrode 12 is divided into the driven element electrode 11 of multiple bulk, and each driven element electrode 11 belonging to same drive electrode 1 links together; Induction electrode 2 and driven element electrode 11 in conplane projection without overlapping.Drive electrode 1 and induction electrode 2 are positioned at same layer, and contact panel can be made lightening.
Belong in each driven element electrode 11 of same drive electrode 1, adjacent driven element electrode 11 is electrically connected by conduction bridge 3, described conduction bridge 3 is arranged at the side, edge of drive electrode 1, and when can solve conduction bridge, electrode disappears the bad problem of shadow, makes panel layout more rationally attractive in appearance.In the present embodiment, by the drive electrode 1 being formed fan shape by multiple driven element electrodes 11 of coupling together of conduction bridge 3, therefore, between the adjacent driven element electrode 11 belonging to same drive electrode, induction electrode 2 can be set, specifically as shown in Figure 2.
As depicted in figs. 1 and 2, one end of the close reference point A of each drive electrode 1 is connected with driving circuit by the different first lead-in wire 4;
Induction electrode 2 has first end and the second end, and the first end of each induction electrode 2 or the second end are connected with sensor circuit by the different second lead-in wire 5, and adjacent two induction electrodes 2 and second go between 5 the end of connection different, specifically as shown in Figures 2 and 3.
In the present embodiment, can effectively avoid producing signal disturbing when input signal between adjacent two induction electrodes 2.
Preferably, contact panel also comprises the lead district 6 of strip, and lead district 6 extends to the outer of contact panel by reference point A;
Whole first lead-in wire 4 and whole second lead-in wire 5 are positioned at lead district 6.In the present embodiment, the lead district 6 each lead-in wire being all positioned at specify, is conducive to space utilization.
Preferably, the ring spacing between each induction electrode 2 is equal.In the present embodiment, the ring spacing between induction electrode 2 is equal, is beneficial to the degree of accuracy improving and determine touch location.
Preferably, the entirety that whole drive electrode 1 is formed is circular, semicircle, fan-shaped, oval or heart-shaped.Can certainly be other shape, and drive electrode provided by the invention 1 and induction electrode 2 be applicable to rectangular touch panel too, just from gridiron pattern station-keeping mode, there is different locator meamss for during rectangular touch panel, do not repeat them here.
Preferably, the material of drive electrode 1 and induction electrode 2 is any one in tin indium oxide, indium zinc oxide, indium oxide gallium zinc, nanometer silver wire material, carbon nano-tube material, grapheme material.In the present embodiment, the drive electrode 1 of transparent conductive material and induction electrode 2 are when contact panel can be made to be applied to display device, less on the impact of transmitance.
See Fig. 4, the embodiment of the present invention provides the second contact panel, comprise the fan shape drive electrode 1 multiple insulated from each other by same angular variable partitions centered by same reference point A, and formed centered by this reference point A multiple with one heart, the induction electrode 2 of non-closed ring-type; Drive electrode 1 and induction electrode 2 intersect and insulated from each other mutually.Be with the contact panel difference shown in Fig. 1, drive electrode 1 and induction electrode 2 are positioned at different layers, and induction electrode 2 and drive electrode 1 overlap mutually in conplane projection.In the present embodiment, drive electrode 1 and induction electrode 2 are positioned at different layers separately, and technique simply and easily realize.
As shown in Figure 5, drive electrode 1 can be fan shape, and because drive electrode 1 and induction electrode 2 be not at same layer, therefore the drive electrode 1 of this fan shape does not need to split, and is an entirety.Induction electrode 2 in the present embodiment has similar structure to the induction electrode 2 in the first contact panel, as shown in Figure 3.
Preferably, contact panel also comprises the lead district 6 of strip, and lead district 6 extends to the outer of contact panel by reference point A;
Whole first lead-in wire 4 and whole second lead-in wire 5 are positioned at lead district 6.In the present embodiment, the lead district 6 each lead-in wire being all positioned at specify, is conducive to space utilization; It should be noted that, in the present embodiment, because drive electrode 1 and induction electrode 2 are positioned at different layers, therefore corresponding first lead-in wire 4 and the second lead-in wire 5 also can not at same layers, therefore lead district 6 can be set respectively at respective layer, and with drive electrode 1 with the lead district 6 of layer and can be overlapping in conplane vertical projection with the lead district 6 of layer with induction electrode 2, also can not be overlapping, do not repeat them here.
Preferably, the ring spacing between each induction electrode 2 is equal.In the present embodiment, the ring spacing between induction electrode 2 is equal, is beneficial to the degree of accuracy improving and determine touch location.
Preferably, the entirety that whole drive electrode 1 is formed is circular, semicircle, fan-shaped, oval or heart-shaped.Can certainly be other shape, and drive electrode provided by the invention 1 and induction electrode 2 be applicable to rectangular touch panel too, just from gridiron pattern station-keeping mode, there is different locator meamss for during rectangular touch panel, do not repeat them here.
Preferably, the material of drive electrode 1 and induction electrode 2 is any one in tin indium oxide, indium zinc oxide, indium oxide gallium zinc, nanometer silver wire material, carbon nano-tube material, grapheme material.In the present embodiment, the drive electrode 1 of transparent conductive material and induction electrode 2 are when contact panel can be made to be applied to display device, less on the impact of transmitance.
In the present embodiment, divide fan shape drive electrode 1 angle variable can identical also can not be identical, for the contact panel of circle, with the angle variable of 60 degree, the contact panel of circle can be divided into the drive electrode 1 of uniform 6 fan shapes; Also the angle variable of wherein two drive electrodes 1 can be made to be 60 degree, and the angle variable of another two drive electrodes 1 is 30 degree, and the angle variable of residue two drive electrodes 1 is 90 degree.Certainly can be divided into the drive electrode 1 of multiple fan shape, and angle variable also can be arranged according to actual conditions flexibly, such as 5 degree, 10 degree, 15 degree, 30 degree or 120 degree etc., do not repeat them here.
Embodiment of the present invention beneficial effect is as follows: be respectively fan shape electrode insulated from each other and non-closed ring electrode by the drive electrode and induction electrode making contact panel, the drive electrode of fan shape coordinates with the induction electrode of ring-type, Region dividing can be carried out according to the drive electrode of different angle variable, the induction electrode of foundation different radii in conjunction with this Region dividing calculated touch location, thus realizes the touch location parsed on the contact panel of non-rectangle easily and fast.
A kind of touch-control display panel that the embodiment of the present invention provides, comprises the contact panel as the embodiment of the present invention provides.
A kind of display device that the embodiment of the present invention provides, comprises the touch-control display panel as the embodiment of the present invention provides.
Embodiment of the present invention beneficial effect is as follows: be respectively fan shape electrode insulated from each other and non-closed ring electrode by the drive electrode and induction electrode making contact panel, the drive electrode of fan shape coordinates with the induction electrode of ring-type, Region dividing can be carried out according to the drive electrode of different angle variable, the induction electrode of foundation different radii in conjunction with this Region dividing calculated touch location, thus realizes the touch location parsed on the contact panel of non-rectangle easily and fast.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (12)
1. a contact panel, is characterized in that, comprises the fan shape drive electrode multiple insulated from each other divided centered by same reference point, and comprise formed centered by described reference point multiple with one heart, the induction electrode of non-closed ring-type;
Described induction electrode and described drive electrode intersect and insulated from each other mutually.
2. contact panel as claimed in claim 1, is characterized in that, divide drive electrode described in fan shape angle variable can identical also can not be identical.
3. contact panel as claimed in claim 1, it is characterized in that, described drive electrode and described induction electrode are positioned at same layer;
Drive electrode described in each is divided into the driven element electrode of multiple bulk by described induction electrode, belong to same described drive electrode each described in driven element Electrode connection together;
Described induction electrode and described driven element electrode in conplane projection without overlapping.
4. contact panel as claimed in claim 3, is characterized in that, belong to same described drive electrode each described in driven element electrode, adjacent described driven element electrode is by the electrical connection of conduction bridge.
5. contact panel as claimed in claim 1, it is characterized in that, described drive electrode and described induction electrode are positioned at different layers, and described induction electrode and described drive electrode overlap mutually in conplane projection.
6. the contact panel as described in any one of claim 1 to 5, is characterized in that, one end of the close described reference point of drive electrode described in each is connected with driving circuit by the different first lead-in wire;
Described induction electrode has first end and the second end, and the first end of induction electrode described in each or the second end are connected with sensor circuit by the different second lead-in wire, and adjacent two described induction electrodes are different from the end of the connection that described second goes between.
7. contact panel as claimed in claim 6, it is characterized in that, described contact panel also comprises the lead district of strip, and described lead district extends to the outer of described contact panel by described reference point;
All described first lead-in wire and all described second lead-in wire be positioned at described lead district.
8. contact panel as claimed in claim 1, it is characterized in that, the ring spacing described in each between induction electrode is equal.
9. contact panel as claimed in claim 1, is characterized in that, the entirety that whole described drive electrode is formed is circular, semicircle, fan-shaped, oval or heart-shaped.
10. contact panel as claimed in claim 1, is characterized in that, the material of described drive electrode and described induction electrode is any one in tin indium oxide, indium zinc oxide, indium oxide gallium zinc, nanometer silver wire material, carbon nano-tube material, grapheme material.
11. 1 kinds of touch-control display panels, is characterized in that, comprise the contact panel as described in any one of claim 1-10.
12. 1 kinds of touch control display apparatus, is characterized in that, comprise touch-control display panel as claimed in claim 11.
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| CN201510452268.3A CN104978071B (en) | 2015-07-28 | 2015-07-28 | A kind of touch panel, touch-control display panel and touch control display apparatus |
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| CN109032403A (en) * | 2018-07-03 | 2018-12-18 | 京东方科技集团股份有限公司 | A kind of touch base plate and its driving method, touch device |
| CN109032403B (en) * | 2018-07-03 | 2021-10-26 | 京东方科技集团股份有限公司 | Touch substrate, driving method thereof and touch device |
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| CN104978071B (en) | 2018-06-05 |
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