CN105094468A - Touch screen device, single-layer mutual-capacitance touch screen of touch screen device and electronic device - Google Patents
Touch screen device, single-layer mutual-capacitance touch screen of touch screen device and electronic device Download PDFInfo
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Abstract
The embodiment of the invention discloses a touch screen device, a single-layer mutual-capacitance touch screen of the touch screen device and an electronic device, pertaining to the field of electronic equipment. The single-layer mutual-capacitance touch screen comprises a plurality of columns of induction channel units arranged side by side. Each induction channel unit comprises a plurality of first electrodes and a plurality of second electrodes, wherein the first electrodes and the second electrodes are respectively arranged in columns and are mutually adjacent side by side. Each first electrode and each second electrode are respectively connected with an independent lead wire. According to each induction channel unit, the electrode of a first kind is coupled with one adjacent second electrode to form a mutual-capacitance induction node, the electrode of a second kind is coupled with two adjacent second electrodes to form two mutual-capacitance induction nodes, each second electrode is coupled with two adjacent first electrodes to form two mutual-capacitance induction nodes, and therefore the first electrodes and the second electrodes can be coupled to form the unique mutual-capacitance induction nodes. Due to the fact that the electrodes are arranged on the single-layer mutual-capacitance touch screen, improvement on the performance of the touch screen device is facilitated.
Description
Technical field
The present invention relates to technical field of electronic equipment, particularly touch panel device and individual layer mutual capacitance touchscreens body thereof and electronic installation.
Background technology
Along with the development of touch-screen, capacitive touch screen is applied more and more widely in terminal device, in existing capacitance type touch screen equipment, the touch of touch panel device can be realized by the mutual capacitance between tin indium oxide (IndiumTinOxides, the ITO) induction electrode that arranges on touch-screen body.
In prior art, individual layer mutual capacitance or double-deck mutual capacitance scheme can be adopted in the touch-screen body of touch panel device, touch-screen body is provided with mutual capacitance and sense node, each sense node comprises a drive electrode and a receiving electrode, and each drive electrode and receiving electrode need independent lead wire, and every root lead wire needs an interface namely to bind pad (BondingPad) is connected with touch-screen external body circuit.How the pattern of mutual capacitance and the cabling mode of lead wire are set on touch-screen body, make the performance boost of touch panel device be an important problem.
Summary of the invention
What the embodiment of the present invention provided individual layer mutual capacitance touchscreens body top electrode in a kind of touch panel device arranges pattern, is conducive to the performance boost of touch panel device.
Embodiment of the present invention first aspect provides a kind of individual layer mutual capacitance touchscreens body, comprising:
The induction channels unit of multiple laid out in parallel, each induction channels unit comprises multiple first electrode and multiple second electrode, and described multiple first electrode is used for being coupled to form multiple mutual capacitance sense node with described multiple second electrode;
Many the first lead wires, described multiple first electrode connects a first independent lead wire respectively; And
Many the second lead wires, described multiple second electrode connects a second independent lead wire respectively, and wherein, the first lead wire be connected with same induction channels unit and the second lead wire lay respectively at the relative both sides of described same induction channels unit;
For induction channels unit described in each, described multiple first electrode comprises the electrode of first kind and second kind electrode, each electrode of first kind is coupled into a mutual capacitance sense node with second electrode respectively, the second electrode that each second kind electrode is adjacent with two is respectively coupled into two mutual capacitance sense node, and the first electrode that each second electrode is adjacent with two is respectively coupled into two mutual capacitance sense node;
Described first electrode is drive electrode and described second electrode is receiving electrode, or described first electrode is receiving electrode and described second electrode is drive electrode.
Embodiment of the present invention second aspect provides a kind of touch panel device, comprises individual layer mutual capacitance touchscreens body, and described individual layer mutual capacitance touchscreens body, comprising:
The induction channels unit of multiple laid out in parallel, each induction channels unit comprises multiple first electrode and multiple second electrode, and described multiple first electrode is used for being coupled to form multiple mutual capacitance sense node with described multiple second electrode;
Many the first lead wires, described multiple first electrode connects a first independent lead wire respectively; And
Many the second lead wires, described multiple second electrode connects a second independent lead wire respectively, and wherein, the first lead wire be connected with same induction channels unit and the second lead wire lay respectively at the relative both sides of described same induction channels unit;
For induction channels unit described in each, described multiple first electrode comprises the electrode of first kind and second kind electrode, each electrode of first kind is coupled into a mutual capacitance sense node with second electrode respectively, the second electrode that each second kind electrode is adjacent with two is respectively coupled into two mutual capacitance sense node, and the first electrode that each second electrode is adjacent with two is respectively coupled into two mutual capacitance sense node;
Described first electrode is drive electrode and described second electrode is receiving electrode, or described first electrode is receiving electrode and described second electrode is drive electrode.
The embodiment of the present invention third aspect provides a kind of touch panel device, comprise individual layer mutual capacitance touchscreens body, described touch panel device comprises touch control chip further, described touch control chip is used for carrying out capacitance sensing to the first electrode and the second electrode, to obtain touch information, wherein, described individual layer mutual capacitance touchscreens body comprises:
The induction channels unit of multiple laid out in parallel, each induction channels unit comprises multiple first electrode and multiple second electrode, and described multiple first electrode is used for being coupled to form multiple mutual capacitance sense node with described multiple second electrode; The induction channels unit specular between two of described multiple laid out in parallel;
Many the first lead wires, described multiple first electrode connects a first independent lead wire respectively; And
Many the second lead wires, described multiple second electrode connects a second independent lead wire respectively, and wherein, the first lead wire be connected with same induction channels unit and the second lead wire lay respectively at the relative both sides of described same induction channels unit;
For induction channels unit described in each, described multiple first electrode comprises the electrode of first kind and second kind electrode, each electrode of first kind is coupled into a mutual capacitance sense node with second electrode respectively, the second electrode that each second kind electrode is adjacent with two is respectively coupled into two mutual capacitance sense node, and the first electrode that each second electrode is adjacent with two is respectively coupled into two mutual capacitance sense node;
Described first electrode is drive electrode and described second electrode is receiving electrode, or described first electrode is receiving electrode and described second electrode is drive electrode.
Embodiment of the present invention fourth aspect provides a kind of electronic installation, and described electronic installation comprises the touch panel device that embodiment of the present invention second aspect or the third aspect provide.
Visible, in the touch panel device of the present embodiment, individual layer mutual capacitance touchscreens body comprises the induction channels unit of multiple row laid out in parallel, wherein: each induction channels unit comprises multiple first electrode and multiple second electrode, each first electrode is connected independent first lead wire and the second lead wire respectively with each second electrode, and in an induction channels unit, the first lead wire and the second lead wire are distributed in the both sides of described induction channels unit respectively; The electrode of first kind that multiple first electrodes included by each induction channels unit comprise becomes a mutual capacitance sense node with contiguous second electrode coupling respectively, and second kind electrode becomes two mutual capacitance sense node with two contiguous the second electrode couplings; Each second electrode is coupled into two mutual capacitance sense node with two contiguous the first electrodes respectively, arrangement between such first electrode and the second contiguous electrode, can be formed and be coupled into unique mutual capacitance sense node, balance blind area is played a good role; And each electrode respectively a corresponding lead wire be drawn out to binding pad, make crosstalk less.In the present embodiment, individual layer mutual capacitance touchscreens body top electrode is provided with the performance boost being beneficial to touch panel device.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Further, word " location order is identical " involved in implementing below and " row order is identical ", all determine according to same direction.
The embodiment of the present invention one
A kind of individual layer mutual capacitance touchscreens body 1 is provided, is mainly used for mainly being used in touch panel device carrying induction electrode and metal routing, and be used for sensing user touch.Described touch panel device is applied in electronic equipment.Described electronic equipment is as being mobile phone, panel computer etc.Shown in figure 1a, individual layer mutual capacitance touchscreens body 1 comprises:
Substrate 100, substrate 100 is divided into induction channels unit and lays district 110 and be positioned at the binding district 120 that induction channels unit lays at least side, district 110.Described induction channels unit is laid district 110 and is laid with the induction channels unit 101 of multiple laid out in parallel, many first lead wires 102 and many second lead wires 103.Described many first lead wires 102 are connected to described many second lead wires 103 binds district 120.
Each induction channels unit 101 comprises multiple first electrode 10 and multiple second electrode 11, and multiple first electrode 10 is for being coupled to form multiple mutual capacitance sense node with multiple second electrode 11.Wherein, for every row induction channels unit 101, preferably, multiple first electrode 10 is in row arrangement, and multiple second electrode 11 is also in row arrangement.
Multiple first electrode 10 connects a first independent lead wire 102 respectively, multiple second electrode 11 connects a second independent lead wire 103 respectively, and the first lead wire 102 be connected with same induction channels unit 101 and the second lead wire 103 lay respectively at the relative both sides of described same induction channels unit 101.。Like this can the space of Appropriate application individual layer mutual capacitance touchscreens body 1, lead wire is avoided to pass mutual capacitance sense node, balance blind area, raising are touched to precision and play a good role, and the first electrode 10 and the second electrode 11 do not need turning, such symmetry is better.
For each induction channels unit 101, multiple first electrode 10 comprises electrode of first kind 10a and second kind electrode 10b, each electrode of first kind 10a is coupled into a mutual capacitance sense node with second electrode 11 respectively, the second electrode 11 that each second kind electrode 10b is adjacent with two is respectively coupled into two mutual capacitance sense node, and the first electrode 10 that each second electrode 11 is adjacent with two is respectively coupled into two mutual capacitance sense node.In a particular embodiment, in each induction channels unit 101, multiple first electrode 10 comprises two electrode of first kind 10a, and described two electrode of first kind 10a lay respectively at the end positions in described multiple first electrode 10, and second kind electrode 10b is between described two electrode of first kind 10a.
It should be noted that, above-mentioned first electrode 10 is drive electrode and the second electrode 11 is receiving electrode, or the first electrode 10 be receiving electrode and the second electrode 11 is drive electrode.And the area of electrode of first kind 10a in above-mentioned first electrode 10 is less than the area of second kind electrode 10b, the size of each second electrode 11 is identical, be all greater than electrode of first kind 10a area and for the area of second kind electrode positive integer doubly.In the present embodiment, the area of each the second electrode 11 is identical with the area of each second kind electrode 10b.Further, for each induction channels unit, the area sum of multiple first electrode 10 is equal with the area sum of multiple second electrode 11.
Further, in order to make the coupling energy between two the first electrodes 10 and the second electrode 11 reach better effect, the first electrode 10 and the second electrode 11 can be arranged to " work " font; Also comb electrode can be arranged to, shown in figure 1b, the pectination branch of the first electrode 10 and the part pectination branch cross-couplings of the second electrode 11 form a mutual capacitance sense node, and each the mutual capacitance sense node in such induction channels unit 101 is that the first electrode 10 and the second electrode 11 cross-couplings are formed.
It should be noted that further, binding district 120 on substrate 100 included by individual layer mutual capacitance touchscreens body 1 can comprise binding pad (not shown), each first lead wire 102 and the second lead wire 103 are connected respectively to one and bind pad separately, the independent cabling of each like this electrode, makes crosstalk less.
And in actual application, if the arrangement mode of the first electrode 10 and the second electrode 11 adopts mirror image arrangement mode, i.e. induction channels unit 101 specular between two of multiple laid out in parallel, make the pattern of touch-screen body 1 top electrode be left and right Central Symmetry, have good help to the consistance realizing edge.
Adjacent two induction channels unit 101 in specular:
Wherein two row second electrodes 11 are between two row first electrodes 10, link together with the second lead wire 103 be connected away from the second electrode 11 binding pad end in each induction channels unit 101, and being connected to same binding pad, other each first lead wire 102 and the second lead wire 103 are connected respectively to one and bind pad separately; Or, two row first electrodes 10 are between two row second electrodes 11, link together with the first lead wire 102 be connected away from the first electrode 10 binding pad end in each induction channels unit 101, and be connected to same binding pad, other each first lead wire 102 and the second lead wire 103 are connected respectively to one and bind pad separately, can reduce the lead wire quantity being connected to binding pad like this.
Such as, such as, in Fig. 1 c, lead wire is upwards drawn, then the first lead wire 102 that adjacent two induction channels unit 101 two the first electrodes 10 bottom connect can link together and be connected to binding district 120.
The lead wire of each electrode above-mentioned is by being tin indium oxide (IndiumTinOxides, ITO), or the lead wire be made up of the material of the transparent and electrically conductive such as Nano Silver, Graphene.In addition, each electrode (comprising the first electrode and the second electrode) is the electrode made by transparent conductive material such as tin indium oxide or Graphene.The shape of the first electrode and the second electrode is square, the suitable shape such as strip, triangle, and also can there be sawtooth at edge.
Further, the structure of above-mentioned touch-screen body 1 can be glass & glass (GG) structure; Glass & film (GF) structure, or single-glass structure (OGS); It can also be the structure of touch-screen body and display screen integration, namely touch-screen body 1 is positioned at display, the inner structure as embedded in ON-CELL, IN-CELL etc. of display screen as suitable type such as liquid crystal display (LiquidCrystalDisplay, LCD).
The embodiment of the present invention two
There is provided a kind of touch panel device (sign), this touch panel device can be electronic installation, as the capacitance type touch screen equipment of mobile phone, GPS (GlobalPositioningSystem, GPS) equipment, palm PC etc.Described touch panel device comprises cover plate, touch-screen body 1 and display, and stacks successively from outside to inside, is appreciated that touch panel device can also comprise other structure, such as controls touch panel device operation touch control chip etc.Its cover plate is exposed in the outer visible part of user of touch panel device, is mainly used to the devices such as protection touch panel device.Touch-screen body 1 is mainly used for carrying induction electrode (first electrode 10 and the second electrode 11) and metal routing etc., when user touches the cover plate be exposed, the mutual capacitance overlayed between the induction electrode on the touch-screen body 1 below cover plate changes, the touch control chip comprised at touch panel device then can detect the change of mutual capacitance and determine the touch operation of user to touch panel device, the mainly individual layer mutual capacitance touchscreens body 1 described in the present embodiment; Display is mainly used to display frame.
Shown in figure 2, in the structure of the individual layer mutual capacitance touchscreens body 2 in touch panel device and above-described embodiment one, the similar of individual layer mutual capacitance touchscreens body 1, does not repeat at this; And in touch panel device, also needing to comprise touch control chip 204, this touch control chip 204 is connected with the first electrode 20 and the second electrode 21, for realizing capacitance sensing.Particularly, the lead wire of each electrode is connected to the touch control chip 204 outside individual layer mutual capacitance touchscreens body 2 after binding pad by flexible circuit board (FPC), this touch control chip 204 can be set in flexible circuit board, in the particular embodiment, a pin of touch control chip 204 is connected to after the lead wire of multiple Electrode connection can being linked together on FPC, the pin of touch control chip 204 can be reduced like this, reduce touch control chip 204 cost.In other embodiments, described FPC can omit, and described touch control chip 204 is arranged on described individual layer mutual capacitance touchscreens body 2.
In fig. 2, in each induction channels unit 201, multiple second electrode 21 is divided at least two electrode groups, each electrode group comprises at least one second electrode 21, the second electrode 21 in same electrode group is non-adjacent, the second electrode 21 in same electrode group is connected to the same pin of touch control chip 204 by the second lead wire 203, the second electrode 21 in Different electrodes group is connected to the different pins of touch control chip 204; Multiple first electrode 20 is connected respectively to the different pins of touch control chip 204 by the first lead wire 202.Only depict in a certain induction channels unit 201 in Fig. 2, the second electrodes 21 all in an electrode group is all connected to a bit on FPC by the second respective lead wire 203, and then is connected to the pin two b of touch control chip 204; And depict in each induction channels unit 201, the first electrode 20 being in same position order is all connected to the same pin one a of touch control chip 204 by the first respective lead wire 202, connection on touch-screen body 2 between other electrode and touch control chip 204 is similar, does not draw.
Or, in other embodiments, in each induction channels unit 201, multiple first electrode 20 is divided into multiple electrode group, each electrode group comprises at least one first electrode 20, and the first electrode 20 in same electrode group is non-adjacent, the first electrode 20 in same electrode group passes through the first lead wire 202 after binding pad, flexible circuit board is connected to after linking together the same pin of touch control chip 204, and the first electrode 20 in Different electrodes group is connected to the different pins of touch control chip 204; And multiple second electrode 21 is connected respectively to the different pins of touch control chip 204 by the second lead wire 203.
It should be noted that, it is above-mentioned when multiple second electrode 21 is divided at least two electrode groups, the second electrode 21 quantity in each electrode group is identical, or when multiple first electrode 20 is divided at least two electrode groups, the first electrode 20 quantity non-equal in each electrode group.
Be appreciated that in the particular embodiment, for the first electrode 20 and the second electrode 21 in each induction channels unit, and arranging between touch control chip 204 can have but be not limited to following several mode:
(1) with reference to shown in figure 2, touch-screen body 2 comprises n/2 induction channels unit, this n be more than or equal to 2 even number, the quantity m of the first electrode 20 that each induction channels unit 201 comprises be more than or equal to 3 natural number.And in each induction channels unit 201: the second electrode 21 is divided into two electrode groups, i.e. a Y1 electrode group and a Y2 electrode group, and the second electrode 21 between two electrode groups is spaced apart, and the quantity of the second electrode 21 that two electrode groups comprise is identical.In embodiment, the first electrode 20 is X electrode, and the second electrode 21 is Y electrode.
In the embodiment of the present invention, in each induction channels unit, for the electrode of first kind in the first electrode 20, be coupled (being such as coupled with the first half of the second electrode 21) with contiguous second electrode 21, form a mutual capacitance sense node; For the second kind electrode in the first electrode 20, be coupled with two contiguous the second electrodes, the first half of such as this second kind electrode is coupled with the latter half of second electrode 21 formation mutual capacitance sense node, and the latter half of this second kind electrode is coupled with the first half of another the second electrode 21 and forms another mutual capacitance sense node.Here the electrode of first kind can be the square of 6.5mm*6.5mm, can certainly be other arbitrary shape such as strip, triangle, and can there be sawtooth at edge, and second kind electrode can be the twice etc. of electrode of first kind area.
And in the present embodiment, in whole induction arrays, the quantity of the first electrode 20 is m*n/2, each first electrode 20 is connected to the binding pad in binding district by the first lead wire 202, total m*n/2 bar first lead wire 202; The quantity of the second electrode 21 is (m-1) * n/2, and each second electrode 21 is connected to the binding pad in binding district by the second lead wire 203, total (m-1) * n/2 bar second lead wire 103.Therefore, the quantity of the lead wire needed for the induction arrays of the present embodiment is m*n/2+ (m-1) * n/2=(2mn-n)/2, finally can form (m-1) * n mutual capacitance sense node.
In addition, in two electrode groups of the present embodiment, after the second lead wire 203 of the second electrode 21 (i.e. all Y1/Y2 electrodes) in same electrode group links together in flexible circuit board, be connected to a pin of touch control chip 204; And between row first electrode 20 in each induction channels unit, the first electrode 20 being in same position order is connected to the same pin of touch control chip 204 by the first lead wire 202.Whole like this induction arrays can be connected to m+n pin of touch control chip, can reduce the pin of touch control chip, reduces chip cost.In addition, body space can be shielded by Appropriate application, lead wire is evenly distributed to the both sides of each induction channels unit, avoid through mutual capacitance sense node, balance blind area, raising are touched precision and played a good role.
(2) with reference to shown in figure 3, not shown touch control chip in Fig. 3, but the connection in the connection between touch control chip and each lead wire and above-mentioned Fig. 2 is similar, n/2 induction channels unit is comprised at induction arrays, this n be more than or equal to 2 even number, the quantity m of the second electrode 21 that each induction channels unit comprises be more than or equal to 2 natural number.And in induction channels unit described in each: multiple first electrode 20 of row is divided into two electrode groups, i.e. a Y1 electrode group, and a Y2 electrode group, the first electrode 21 between two electrode groups is spaced apart.In the present embodiment, the first electrode 10 is Y electrode, and the second electrode 21 is X electrode.
In this case, in whole induction arrays, the quantity of the second electrode 21 is m*n/2, and each second electrode 21 is connected to the binding pad in binding district by the second lead wire 203, total m*n/2 bar second lead wire 203; The quantity of the first electrode 20 is (m+1) * n/2, and each first electrode 20 is connected to the binding pad in binding district by the first lead wire 202, total (m+1) * n/2 bar first lead wire 202.Therefore, the quantity of lead wire needed for the induction arrays of the present embodiment is m*n/2+ (m+1) * n/2=(2mn+n)/2, finally can form m*n mutual capacitance sense node.
And in two electrode groups, after the first lead wire 202 of the first electrode 20 (such as all Y1/Y2 electrodes) in same electrode group links together in flexible circuit board, be connected to a pin of touch control chip 204; And between row second electrode 21 in each induction channels unit, the second electrode 21 being in same position order is connected to the same pin of touch control chip by the second lead wire 203, make whole induction arrays can be connected to m+n pin of touch control chip.
(3) with reference to shown in figure 4, not shown touch control chip in Fig. 4, but the connection in the connection between touch control chip and each lead wire and above-mentioned Fig. 2 is similar, n/3 induction channels unit is comprised at induction arrays, this n be more than or equal to 3 natural number, and be the integral multiple of 3, the quantity m of the first electrode 20 that each induction channels unit comprises be more than or equal to 4 natural number.And in each induction channels unit: row second electrode 21 is divided into three electrode groups, i.e. a Y1 electrode group, and a Y2 electrode group and a Y3 electrode group, the second electrode in each electrode group is non-adjacent.In embodiment, the first electrode 20 is X electrode, and the second electrode 21 is Y electrode.
And in the present embodiment, in whole induction arrays, the quantity of the first electrode 20 is m*n/3, each first electrode 20 is connected to the binding pad in binding district by the first lead wire 202, total m*n/3 bar first lead wire 202; The quantity of the second electrode 21 is (m-1) * n/3, and each second electrode 21 is connected to the binding pad in binding district by the second lead wire 203, total (m-1) * n/3 bar second lead wire 203.Therefore, the quantity of lead wire needed for the induction arrays of the present embodiment is m*n/3+ (m-1) * n/3=(2mn-n)/3, finally can form 2 (m-1) * n/3 mutual capacitance sense node.
And in three electrode groups, after the second lead wire 203 of the second electrode 21 (such as all Y1/Y2/Y3 electrodes) in same electrode group links together in flexible circuit board, be connected to a pin of touch control chip; And between row first electrode 20 in each induction channels unit, the first electrode 20 being in same position order is connected to the same pin of touch control chip by the first lead wire 202, make whole induction arrays can be connected to m+n pin of touch control chip.
(4) with reference to shown in figure 5, not shown touch control chip in Fig. 5, but the connection in the connection between touch control chip and each lead wire and above-mentioned Fig. 2 is similar, n/4 induction channels unit is comprised at induction arrays, this n be more than or equal to 4 natural number, and be the integral multiple of 4, the quantity m of the first electrode 20 that each induction channels unit comprises be more than or equal to 5 natural number, in embodiment, the first electrode 20 is X electrode, and the second electrode 21 is Y electrode.And in each induction channels unit: multiple second electrode 21 of row is divided into four electrode groups, i.e. a Y1 electrode group, a Y2 electrode group, and a Y3 electrode group and a Y4 electrode group, the second electrode 21 in same electrode group is non-adjacent.
And in the present embodiment, in whole induction arrays, the quantity of the first electrode 20 is m*n/4, each first electrode 20 is connected to the binding pad in binding district by the first lead wire 202, total m*n/4 bar first lead wire 202; The quantity of the second electrode 21 is (m-1) * n/4, and each second electrode 21 is connected to the binding pad in binding district by the second lead wire 203, total (m-1) * n/4 bar second lead wire 203.Therefore, the quantity of lead wire needed for the induction arrays of the present embodiment is m*n/4+ (m-1) * n/4=(2mn-n)/4, finally can form (m-1) * n/2 mutual capacitance sense node.
And in four electrode groups, after the second lead wire 203 of the second electrode 21 (such as all Y1/Y2/Y3/Y4 electrodes) in same electrode group links together in flexible circuit board, be connected to a pin of touch control chip; And between row first electrode 20 in each induction channels unit, the first electrode 20 being in same position order is connected to the same pin of touch control chip by the first lead wire 202, make whole induction arrays can be connected to m+n pin of touch control chip.
(5) in each induction channels unit, the arrangement mode of the first electrode 20 and the second electrode 21 can be the combination of the arrangement mode of the first electrode 20 and the second electrode 21 in above-mentioned (1) to (4).
It should be noted that, arrangement mode in each induction channels unit between the first electrode 20 and the second electrode 21 except above-mentioned several except, other arrangement mode can also be had, in such as each induction channels unit, multiple first electrode 20 or multiple second electrode 21 are divided into the electrode group etc. of maximum more than 4.
The embodiment of the present invention three
A kind of touch panel device is provided, comprise individual layer mutual capacitance touchscreens body, the similar of individual layer mutual capacitance touchscreens body in the structure of the individual layer mutual capacitance touchscreens body in this touch panel device and above-described embodiment one, and the induction channels unit specular between two of multiple laid out in parallel wherein on individual layer mutual capacitance touchscreens body, do not repeat at this; And in touch panel device, also needing to comprise touch control chip, this touch control chip is connected with the first electrode 30 and the second electrode 31, and carries out capacitance sensing to the first electrode 30 and the second electrode 31.Particularly, each lead wire of each electrode is connected to the external touch control chip of individual layer mutual capacitance touchscreens by flexible circuit board (FPC) after binding pad, this touch control chip can be set in flexible circuit board, in the particular embodiment, a pin of touch control chip is connected to after the lead wire of multiple Electrode connection can being linked together in flexible circuit board, the pin of touch control chip can be reduced like this, reduce chip cost.
Wherein, the connection on individual layer mutual capacitance touchscreens body between each electrode and touch control chip can include but not limited to following several mode:
(1) (lead wire and touch control chip is not drawn in Fig. 6, similar in the connection between it and above-mentioned Fig. 2) with reference to shown in figure 6, in one case:
In specular, the adjacent two induction channels dividing elements of arrangement are one group (region namely in Fig. 6) between two, often organize two row second electrodes 31 of induction channels unit between two row first electrodes 30, and the second electrode 31 being in same position order is connected to the same pin of touch control chip by the second lead wire; For two row first electrodes 30 often organizing induction channels unit, the first electrode 30 being in same position order is connected to the different pins of touch control chip by the first lead wire.
For two adjacent groups induction channels unit, two row first electrodes 30 between the second electrode 31 are adjacent, and for adjacent two row first electrodes 30, the first electrode 30 being in same position order is connected to the same pin of touch control chip by the first lead wire, in other specific embodiment, the first electrode 30 being in phase position order can be connected to the different pins of touch control chip by the first lead wire; For two adjacent groups induction channels unit, the second electrode 31 in different groups is connected to the different pins of touch control chip by the second lead wire.
Further, and for by one group of induction channels unit, two groups of induction channels unit separately, the second electrode 31 being in same position order is connected to the same pin of touch control chip by the second lead wire.The relative both sides of the edge of multiple induction channels unit are two row first electrodes 30, and wherein, for two row first electrodes 30, the first electrode 30 being in same position order is connected to the same pin of touch control chip by the first lead wire.
Particularly, in the present embodiment, the second electrode 31 that whole induction arrays comprises is specially receiving electrode (RX), first electrode 30 is drive electrode (TX), and whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 22, n is 12, can form 264 mutual capacitance sense node.2*n/2=12 induction channels unit is comprised at whole induction arrays, each induction channels unit comprises a row m/2=11 receiving electrode, and comprise two groups of drive electrodes, i.e. a TX1 electrode group, and a TX2 electrode group at the multiple drive electrode of row.
In the present embodiment, due in whole induction arrays, receiving electrode in a lot of row and drive electrode all can be connected to the same pin of touch control chip, the pin be connected on touch control chip can be reduced like this, the number of driving and receiving cable on touch control chip can be made full use of, make configuration more flexible, more easily accurately identify touch location, improve the linearity and touch precision.
(2) in another case:
In specular, the adjacent two induction channels dividing elements of arrangement are one group between two, often organize two row first electrodes of induction channels unit between two row second electrodes, and the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire; For two row second electrodes often organizing induction channels unit, the second electrode being in same position order is connected to the different pins of touch control chip by the second lead wire.
For two adjacent groups induction channels unit, two row second electrodes between the first electrode are adjacent, and for adjacent two row second electrodes, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire, or is connected to the different pins of touch control chip by the second lead wire; For two adjacent groups induction channels unit, two row first electrodes in different groups, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
Further, for by one group of induction channels unit, two groups of induction channels unit separately, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire; And the relative both sides of the edge of multiple induction channels unit are two row second electrodes, wherein, for two row second electrodes, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire.
(3) (lead wire and touch control chip is not drawn in Fig. 7, similar in the connection between it and above-mentioned Fig. 2) with reference to shown in figure 7, in another case:
In specular, the adjacent two induction channels dividing elements of arrangement are one group (region namely in Fig. 7) between two, for two row second electrodes often organizing induction channels unit, the second electrode being in same position order is connected to the different pins of touch control chip by the second lead wire, or, for two row first electrodes often organizing induction channels unit, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
Wherein, definition often two row first electrodes organized in induction channels unit is respectively first row first electrode and secondary series first electrode, two row second electrodes are respectively first row second electrode and secondary series second electrode, for two row first row second electrodes of two adjacent groups induction channels unit, be in identical the second electrode putting order is connected to touch control chip same pin by the second lead wire, or, for two row secondary series second electrodes of two adjacent groups induction channels unit, be in identical the second electrode putting order is connected to touch control chip same pin by the second lead wire.Wherein, for often organizing induction channels unit, first row second electrode and secondary series second electrode can between first row first electrode and secondary series first electrodes, and first row second electrode in each group of induction channels unit, residing row order can be identical, residing row row order can be identical in each group of induction channels unit for secondary series second electrode.
Further, for two adjacent groups induction channels unit, secondary series first electrode in each group of induction channels unit is adjacent and between the second electrode, for described adjacent two row secondary series first electrodes, be in identical the first electrode putting order is connected to touch control chip same pin by the first lead wire.And the relative both sides of the edge of multiple induction channels unit are two row first electrodes, wherein, for two row first electrodes, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire; Or the relative both sides of the edge of multiple induction channels unit are two row first electrodes, wherein, for two row first electrodes, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
In the particular embodiment, the second electrode comprised at whole induction arrays is specially receiving electrode (RX), first electrode is drive electrode (TX), and whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 22, n is 12, can form 264 mutual capacitance sense node.And comprising 2*n/2=12 induction channels unit at whole induction arrays, each induction channels unit comprises a row m/2=11 receiving electrode; And be divided into two electrode groups, i.e. a TX1 electrode group, and a TX2 electrode group at the multiple drive electrode of row.
In the present embodiment, due in whole induction arrays, receiving electrode in a lot of row and drive electrode are all connected to the same pin of touch control chip, the pin be connected on touch control chip can be reduced like this, the number of driving and receiving cable on touch control chip can be made full use of, make configuration more flexible, more easily accurately identify touch location, improve the linearity and touch precision.
(4) (lead wire and touch control chip is not drawn in Fig. 8, similar in the connection between it and above-mentioned Fig. 2) with reference to shown in figure 8, in still another case:
The second electrode that whole induction arrays comprises is specially X electrode, first electrode is Y electrode, whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 38, n is 14, whole induction arrays comprises 2* (n-2)/2=12 induction channels unit, can form 456 mutual capacitance sense node.Each induction channels unit comprises a row m/2=19 X electrode; In the multiple Y electrode of row, be divided into two electrode groups, i.e. Y1 electrode group and Y2 electrode group.
In this case, and the connection in the touch panel device shown in above-mentioned Fig. 6 in individual layer mutual capacitance touchscreens body between each electrode and touch control chip is similar, unlike, in the present embodiment, the relative both sides of the edge of multiple induction channels unit are two row first electrodes, wherein, for described two row first electrodes, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire; And to be also not particularly limited the first electrode be drive electrode or receiving electrode.
In the present embodiment, due in whole induction arrays, receiving electrode in a lot of row and drive electrode are all connected to the same pin of touch control chip, the pin be connected on touch control chip can be reduced like this, the number of driving and receiving cable on touch control chip can be made full use of, make configuration more flexible, more easily accurately identify touch location, improve the linearity and touch precision.
(5) (lead wire and touch control chip is not drawn in Fig. 9 a and 9b, similar in the connection between it and above-mentioned Fig. 2) with reference to figure 9a and 9b Suo Shi, in other situations:
Multiple induction channels unit is two parts and left-half and right half part by whole Region dividing, left-half and right half part comprise the identical and adjacent induction channels unit of quantity respectively, for each row second electrode in each induction channels unit in left-half, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire, or, for each row second electrode in each induction channels unit in right half part, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire.
And for each row first electrode in each induction channels unit in left-half, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire, or, for each row first electrode in each induction channels unit in right half part, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
For each row second electrode in different piece, the second electrode being in same position order is connected to the different pins of touch control chip by the second lead wire, further, for each row first electrode in different piece, identical and the first electrode being in same position order of row order is connected to the different pins of touch control chip by the first lead wire.
Or, in another case, for each row first electrode in different piece, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire, and for the first electrode in different piece, the first electrode being in specular location order is connected to the same pin of touch control chip by the first lead wire.
In concrete a kind of embodiment, shown in figure 9a and 9b, the second electrode that whole induction arrays comprises is specially X electrode, first electrode is Y electrode, whole induction arrays can be connected to m+n pin of touch control chip, and wherein m is 38, n is 12, whole induction arrays comprises 2*n/2=12 induction channels unit, can form 456 mutual capacitance sense node.Each induction channels unit comprises a row m/2=19 X electrode; Two electrode groups are divided into, i.e. Y1 electrode group and Y2 electrode group in the Y electrode of row.
And in two specific implementations of Fig. 9 a and Fig. 9 b, connection on individual layer mutual capacitance touchscreens body between each electrode and touch control chip is similar, be all 12 induction channels dividing elements be two parts induction channels unit, every part comprises 6 induction channels unit, unlike, in the embodiment of Fig. 9 a, for the first electrode in different piece, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire, and for the first electrode in different piece, the first electrode being in specular location order is connected to the different pins of touch control chip by the second lead wire, in the embodiment of Fig. 9 b, for the first electrode in different piece, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
In the present embodiment, due in whole induction arrays, receiving electrode in a lot of row and drive electrode are connected to the same pin of touch control chip, the pin be connected on touch control chip can be reduced like this, the number of driving and receiving cable on touch control chip can be made full use of, make configuration more flexible, more easily accurately identify touch location, improve the linearity and touch precision.
With concrete several Application Examples, the touch panel device that the embodiment of the present invention provides is described below:
The embodiment of the present invention four
With reference to shown in Figure 10, the first electrode comprised at the whole induction arrays of individual layer mutual capacitance touchscreens body is specially X electrode, second electrode is Y electrode, and whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 20, n is 12, and whole induction arrays comprises n/2=6 induction channels unit.
In each induction channels unit: in a row 20 X electrode, the X electrode and X1 and X20 that are positioned at two ends belong to the electrode of first kind, and all the other X electrodes such as X2 ~ X19 is second kind electrode; Two electrode groups are divided in the multiple Y electrode of one row.
The quantity of X electrode is m*n/2=20*12/2=120, and each X electrode is connected to binding district by a lead wire, has 120 lead wires; The quantity of Y electrode is (m-1) * n/2=(20-1) * 12/2=114, and each Y electrode is connected to binding district by a lead wire, has 114 lead wires; The mutual capacitance sense node quantity of such formation is (m-1) * n=(20-1) * 12=228, mutual capacitance 001 ~ 228 as shown in Figure 9.
The quantity of the lead-in wire that this induction arrays is total is (2mn-n)/2=(2*20*12-12) */2=234, during practical application, the lead wire that two adjacent bottom electrode X20 connect connects together, and be connected to a binding pad in binding district, the quantity 234-3=231 of the lead-in wire that such induction arrays is total.
The embodiment of the present invention five
With reference to shown in Figure 11, the second electrode comprised at the whole induction arrays of individual layer mutual capacitance touchscreens body is specially X electrode, first electrode is Y electrode, and whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 19, n is 12, and whole induction arrays comprises n/2=6 induction channels unit.
In each induction channels unit: in a row 19 X electrode, all X electrodes such as X1 ~ X19 is the electrode of 2 square measures; Two electrode groups are divided into, i.e. Y1 electrode group and Y2 electrode group in the multiple Y electrode of one row; And in a row Y electrode, be positioned at the Y electrode at two ends, namely Y1 electrode topmost and Y2 bottom belong to the electrode of first kind, and all the other Y electrodes belong to second kind electrode.
The quantity of X electrode is m*n/2=19*12/2=114, and each X electrode is connected to binding district by a lead wire, has 114 lead wires; The quantity of Y electrode is (m+1) * n/2=(19+1) * 12/2=120, and each Y electrode is connected to binding district by a lead wire, has 120 lead wires; The mutual capacitance sense node quantity of such formation is m*n=19*12=228, mutual capacitance 001 ~ 228 as shown in Figure 10.
The quantity of the lead-in wire that this induction arrays is total is (2mn+n)/2=(2*19*12+12) */2=234, during practical application, the lead wire that two adjacent bottom electrode X19 connect connects together, and be connected to a binding pad in binding district, the quantity 234-3=231 of the lead-in wire that such induction arrays is total.
The embodiment of the present invention six
With reference to shown in Figure 12, the first electrode comprised at the whole induction arrays of individual layer mutual capacitance touchscreens body is specially X electrode, second electrode is Y electrode, and whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 13, n is 12, and whole induction arrays comprises n/3=4 induction channels unit.
In each induction channels unit: in a row 13 X electrode, the X electrode and X1 and X13 that are positioned at two ends belong to the electrode of first kind, and all the other X electrodes such as X2 ~ X12 is second kind electrode; The multiple Y electrode of one row is divided into 3 electrode groups, i.e. Y1 electrode group, Y2 electrode group and Y3 electrode group.
The quantity of X electrode is m*n/3=13*12/3=52, and each X electrode is connected to binding district by a lead wire, has 52 lead wires; The quantity of Y electrode is (m-1) * n/3=(13-1) * 12/3=48, and each Y electrode is connected to binding district by a lead wire, has 48 lead wires; The mutual capacitance sense node quantity of such formation is 2 (m-1) * n/3=2 (13-1) * 12/3=96, mutual capacitance 01 ~ 96 as shown in Figure 11.
The quantity of the lead-in wire that this induction arrays is total is (2mn-n)/3=(2*13*12-12) */3=100, during practical application, the lead wire that two adjacent bottom electrode X13 connect connects together, and be connected to a binding pad in binding district, the quantity 100-2=98 of the lead-in wire that such induction arrays is total.
The embodiment of the present invention seven
With reference to shown in Figure 13, the first electrode comprised at the whole induction arrays of individual layer mutual capacitance touchscreens body is specially X electrode, second electrode is Y electrode, and whole induction arrays can be connected to m+n pin of touch control chip, wherein m is 17, n is 16, and whole induction arrays comprises n/4=4 induction channels unit.
In each induction channels unit: in a row 17 X electrode, the X electrode and X1 and X17 that are positioned at two ends belong to the electrode of first kind, and all the other X electrodes such as X2 ~ X16 is second kind electrode; The multiple Y electrode of one row is divided into 4 electrode groups, i.e. Y1 electrode group, Y2 electrode group, Y3 electrode group and Y4 electrode group.
The quantity of X electrode is m*n/4=17*16/4=68, and each X electrode is connected to binding district by a lead wire, has 68 lead wires; The quantity of Y electrode is (m-1) * n/4=(17-1) * 16/4=64, and each Y electrode is connected to binding district by a lead wire, has 64 lead wires; The mutual capacitance sense node quantity of such formation is (m-1) * n/2=(17-1) * 16/2=128, mutual capacitance 001 ~ 128 as shown in Figure 12.
The quantity of the lead-in wire that this induction arrays is total is (2mn-n)/4=(2*17*16-16) */4=132, during practical application, the lead wire that two adjacent bottom electrode X17 connect connects together, and be connected to a binding pad in binding district, the quantity 132-2=130 of the lead-in wire that such induction arrays is total.
The embodiment of the present invention also provides a kind of electronic installation, and this electronic installation comprises as the touch panel device in above-described embodiment two to seven as described in any embodiment, does not repeat at this.
The touch panel device provided the embodiment of the present invention above and individual layer mutual capacitance touchscreens body thereof and electronic installation are described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 a and 1c be on a kind of individual layer mutual capacitance touchscreens body of providing of the embodiment of the present invention one mutual capacitance pattern is set;
Fig. 1 b is the structure that on the individual layer mutual capacitance touchscreens body that provides of the embodiment of the present invention one, two electrode couplings become mutual capacitance;
Fig. 2 is the structural representation of a kind of touch panel device that the embodiment of the present invention two provides;
Fig. 3 to Fig. 5 be in the another kind of touch panel device that provides of the embodiment of the present invention two on individual layer mutual capacitance touchscreens body in induction channels unit mutual capacitance pattern is set;
Fig. 6 to Fig. 8, and Fig. 9 a and Fig. 9 b be in the another kind of touch panel device provided in Application Example three of the present invention on individual layer mutual capacitance touchscreens body mutual capacitance pattern is set;
Figure 10 to Figure 13 be in the another kind of touch panel device provided in Application Example of the present invention on individual layer mutual capacitance touchscreens body mutual capacitance pattern is set.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Claims (43)
1. an individual layer mutual capacitance touchscreens body, is characterized in that, comprising:
The induction channels unit of multiple laid out in parallel, each induction channels unit comprises multiple first electrode and multiple second electrode, and described multiple first electrode is used for being coupled to form multiple mutual capacitance sense node with described multiple second electrode;
Many the first lead wires, described multiple first electrode connects a first independent lead wire respectively; And
Many the second lead wires, described multiple second electrode connects a second independent lead wire respectively, and wherein, the first lead wire be connected with same induction channels unit and the second lead wire lay respectively at the relative both sides of described same induction channels unit;
For induction channels unit described in each, described multiple first electrode comprises the electrode of first kind and second kind electrode, each electrode of first kind is coupled into a mutual capacitance sense node with second electrode respectively, the second electrode that each second kind electrode is adjacent with two is respectively coupled into two mutual capacitance sense node, and the first electrode that each second electrode is adjacent with two is respectively coupled into two mutual capacitance sense node;
Described first electrode is drive electrode and described second electrode is receiving electrode, or described first electrode is receiving electrode and described second electrode is drive electrode.
2. individual layer mutual capacitance touchscreens body as claimed in claim 1, it is characterized in that, for each induction channels unit, described multiple first electrode comprises two electrodes of first kind, and described second kind electrode is all between described two electrodes of first kind.
3. individual layer mutual capacitance touchscreens body as claimed in claim 1, is characterized in that: each mutual capacitance sense node is that one first electrode is coupled with one second electrode crossing and is formed.
4. as the individual layer mutual capacitance touchscreens in claim 1-3 as described in any one, it is characterized in that: the induction channels unit specular between two of described multiple laid out in parallel.
5. individual layer mutual capacitance touchscreens body as claimed in claim 4, it is characterized in that: the area of the described electrode of first kind is less than the area of described second kind electrode, the size of described second electrode is identical, be all greater than the described electrode of first kind area and for the area of second kind electrode positive integer doubly.
6. individual layer mutual capacitance touchscreens body as claimed in claim 5, is characterized in that: the area of each the second electrode described is identical with the area of each second kind electrode described.
7. individual layer mutual capacitance touchscreens body as claimed in claim 6, it is characterized in that: for each induction channels unit, the area sum of described multiple first electrode is equal with the area sum of described multiple second electrode.
8. individual layer mutual capacitance touchscreens body as claimed in claim 4, is characterized in that: for every row induction channels unit, described multiple first electrode is in row arrangement, and described multiple second electrode is in row arrangement.
9. the touch-screen body of touch panel device as claimed in claim 8, it is characterized in that: described touch-screen body comprises substrate, described substrate is divided into induction channels unit and lays district and be positioned at the binding district that described induction channels unit lays at least side, district, described multiple induction channels unit is laid in described induction channels unit and lays district, and described first lead wire and the second lead wire are connected to described binding district.
10. individual layer mutual capacitance touchscreens body as claimed in claim 9, is characterized in that, comprise binding pad in described binding district; Described each first lead wire and each second lead wire are connected respectively to one and bind pad separately.
11. individual layer mutual capacitance touchscreens bodies as claimed in claim 9, is characterized in that, comprise binding pad in described binding district; Adjacent two induction channels unit in specular:
Wherein two row second electrodes are between two row first electrodes, link together with the second lead wire be connected away from the second electrode binding pad end in each induction channels unit, and being connected to same binding pad, other each first lead wire and the second lead wire are connected respectively to one and bind pad separately;
Or
Wherein two row first electrodes are between two row second electrodes, link together with the first lead wire be connected away from the first electrode binding pad end in each induction channels unit, and being connected to same binding pad, other each first lead wire and the second lead wire are connected respectively to one and bind pad separately.
12. individual layer mutual capacitance touchscreens bodies as claimed in claim 1, it is characterized in that, described first lead wire and the second lead wire are the lead wires be made up of tin indium oxide, Nano Silver or Graphene.
13. individual layer mutual capacitance touchscreens bodies as claimed in claim 1, is characterized in that, described first electrode and the second electrode are square, strip, triangle or zigzag electrode.
14. 1 kinds of touch panel devices, is characterized in that, comprise as the individual layer mutual capacitance touchscreens body in claim 1-13 as described in any one.
15. touch panel devices as claimed in claim 14, it is characterized in that, described touch panel device comprises touch control chip further, and described touch control chip and the first electrode and the second Electrode connection, for realizing capacitance sensing.
16. touch panel devices as claimed in claim 15, is characterized in that, for each induction channels unit:
Described multiple first electrode is connected respectively to the different pins of touch control chip by described first lead wire, described multiple second electrode is divided at least two electrode groups, and the second electrode in same electrode group is non-adjacent, the second electrode in same electrode group is connected to the same pin of touch control chip by described second lead wire, and the second electrode in Different electrodes group is connected to the different pins of touch control chip by the second lead wire;
Or,
Described multiple first electrode is divided at least two electrode groups, and the first electrode in same electrode group is non-adjacent, the first electrode in same electrode group is connected to the same pin of touch control chip by described first lead wire, the first electrode in Different electrodes group is connected to the different pins of touch control chip by the first lead wire, and described multiple second electrode is connected respectively to the different pins of touch control chip by described second lead wire.
17. touch panel devices as claimed in claim 16, it is characterized in that: when described multiple second electrode is divided at least two electrode groups, the second number of electrodes in each electrode group described is identical, or when described multiple first electrode is divided at least two electrode groups, the first number of electrodes non-equal in each electrode group described.
18. 1 kinds of touch panel devices, it is characterized in that, comprise individual layer mutual capacitance touchscreens body as claimed in claim 4, described touch panel device comprises touch control chip further, described touch control chip is used for carrying out capacitance sensing, to obtain touch information to the first electrode and the second electrode.
19. touch panel devices as claimed in claim 18, it is characterized in that, in specular, the adjacent two induction channels dividing elements of arrangement are one group between two, often organize two row second electrodes of induction channels unit between two row first electrodes, and the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire.
20. touch panel devices as claimed in claim 19, is characterized in that, for two row first electrodes often organizing induction channels unit, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
21. touch panel devices as claimed in claim 20, it is characterized in that, for two adjacent groups induction channels unit, two row first electrodes between the second electrode are adjacent, and for described adjacent two row first electrodes, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire, or is connected to the different pins of touch control chip by the first lead wire.
22. touch panel devices as claimed in claim 21, is characterized in that, for two adjacent groups induction channels unit, the second electrode in different groups is connected to the different pins of touch control chip by the second lead wire.
23. touch panel devices as claimed in claim 22, it is characterized in that, for by one group of induction channels unit, two groups of induction channels unit separately, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire.
24. touch panel devices as claimed in claim 23, it is characterized in that, the relative both sides of the edge of described multiple induction channels unit are two row first electrodes, wherein, for described two row first electrodes, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire.
25. touch panel devices as claimed in claim 18, it is characterized in that, in specular, the adjacent two induction channels dividing elements of arrangement are one group between two, often organize two row first electrodes of induction channels unit between two row second electrodes, and the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire.
26. touch panel devices as claimed in claim 25, is characterized in that, for two row second electrodes often organizing induction channels unit, the second electrode being in same position order is connected to the different pins of touch control chip by the second lead wire.
27. touch panel devices as claimed in claim 26, it is characterized in that, for two adjacent groups induction channels unit, two row second electrodes between the first electrode are adjacent, and for described adjacent two row second electrodes, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire, or is connected to the different pins of touch control chip by the second lead wire.
28. touch panel devices as claimed in claim 27, it is characterized in that, for two adjacent groups induction channels unit, two row first electrodes in different groups, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
29. touch panel devices as claimed in claim 28, it is characterized in that, for by one group of induction channels unit, two groups of induction channels unit separately, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire.
30. touch panel devices as claimed in claim 29, it is characterized in that, the relative both sides of the edge of described multiple induction channels unit are two row second electrodes, wherein, for described two row second electrodes, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire.
31. touch panel devices as claimed in claim 18, it is characterized in that, in specular, the adjacent two induction channels dividing elements of arrangement are one group between two, for two row second electrodes often organizing induction channels unit, the second electrode being in same position order is connected to the different pins of touch control chip by the second lead wire, or, for two row first electrodes often organizing induction channels unit, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
32. touch panel devices as claimed in claim 31, it is characterized in that, definition often two row first electrodes organized in induction channels unit is respectively first row first electrode and secondary series first electrode, two row second electrodes are respectively first row second electrode and secondary series second electrode, for two row first row second electrodes of two adjacent groups induction channels unit, be in identical the second electrode putting order is connected to touch control chip same pin by the second lead wire, or, for two row secondary series second electrodes of two adjacent groups induction channels unit, be in identical the second electrode putting order is connected to touch control chip same pin by the second lead wire.
33. touch panel devices as claimed in claim 32, is characterized in that, for often organizing induction channels unit, first row second electrode and secondary series second electrode are between first row first electrode and secondary series first electrode.
34. touch panel devices as claimed in claim 33, is characterized in that, first row second electrode residing row order in each group of induction channels unit is identical, and secondary series second electrode residing row row order in each group of induction channels unit is identical.
35. touch panel devices as claimed in claim 34, it is characterized in that, for two adjacent groups induction channels unit, secondary series first electrode in each group of induction channels unit is adjacent and between the second electrode, for described adjacent two row secondary series first electrodes, be in identical the first electrode putting order is connected to touch control chip same pin by the first lead wire.
36. touch panel devices as claimed in claim 35, it is characterized in that, the relative both sides of the edge of described multiple induction channels unit are two row first electrodes, wherein, for described two row first electrodes, the first electrode being in same position order is connected to the same pin of touch control chip by the first lead wire.
37. touch panel devices as claimed in claim 35, it is characterized in that, the relative both sides of the edge of described multiple induction channels unit are two row first electrodes, wherein, for described two row first electrodes, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
38. touch panel devices as claimed in claim 18, it is characterized in that, described multiple induction channels unit is left-half and right half part by whole Region dividing, left-half and right half part comprise the identical induction channels unit of quantity respectively, for each row second electrode in each induction channels unit in left-half, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire, or, for each row second electrode in each induction channels unit in right half part, the second electrode being in same position order is connected to the same pin of touch control chip by the second lead wire.
39. touch panel devices as claimed in claim 38, it is characterized in that, for each row first electrode in each induction channels unit in left-half, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire, or, for each row first electrode in each induction channels unit in right half part, the first electrode being in same position order is connected to the different pins of touch control chip by the first lead wire.
40. touch panel devices as claimed in claim 39, is characterized in that, for each row second electrode in different piece, the second electrode being in same position order is connected to the different pins of touch control chip by the second lead wire.
41. touch panel devices as claimed in claim 39, is characterized in that, for each row first electrode in different piece, identical and the first electrode being in same position order of row order is connected to the same pin of touch control chip by the first lead wire.
42. touch panel devices as claimed in claim 39, is characterized in that, for each row first electrode in different piece, the first electrode being in specular location order is connected to the same pin of touch control chip by the first lead wire.
43. 1 kinds of electronic installations, is characterized in that, described electronic installation comprises the touch panel device as described in claim 14-42.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168390.3A CN105094468A (en) | 2014-04-24 | 2014-04-24 | Touch screen device, single-layer mutual-capacitance touch screen of touch screen device and electronic device |
| TW103142069A TWI552061B (en) | 2014-04-24 | 2014-12-03 | Touch screen apparatus, single-layered mutual-capacitive touch screen thereof and electronic device including thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410168390.3A CN105094468A (en) | 2014-04-24 | 2014-04-24 | Touch screen device, single-layer mutual-capacitance touch screen of touch screen device and electronic device |
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| CN105094468A true CN105094468A (en) | 2015-11-25 |
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| CN106370967A (en) * | 2016-09-12 | 2017-02-01 | 京东方科技集团股份有限公司 | Touch control structure and test method thereof, touch screen, and display apparatus |
| CN108717340A (en) * | 2018-05-21 | 2018-10-30 | 合肥松豪电子科技有限公司 | Single-layer multipoint capacitive screen system, control method and electronic equipment |
| CN113703619A (en) * | 2021-09-23 | 2021-11-26 | 合肥京东方光电科技有限公司 | Touch electrode structure, preparation method thereof and touch display device |
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| TWI610213B (en) * | 2016-09-07 | 2018-01-01 | 晨星半導體股份有限公司 | Mutual capacitive touch panel |
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Also Published As
| Publication number | Publication date |
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| TWI552061B (en) | 2016-10-01 |
| TW201541326A (en) | 2015-11-01 |
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