CN204808293U - Electronic equipment and individual layer each other holds formula touch -sensitive screen thereof - Google Patents
Electronic equipment and individual layer each other holds formula touch -sensitive screen thereof Download PDFInfo
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- CN204808293U CN204808293U CN201520499844.5U CN201520499844U CN204808293U CN 204808293 U CN204808293 U CN 204808293U CN 201520499844 U CN201520499844 U CN 201520499844U CN 204808293 U CN204808293 U CN 204808293U
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Abstract
The utility model discloses an electronic equipment and individual layer each other holds formula touch -sensitive screen thereof, this individual layer each other holds the formula touch -sensitive screen and includes: a plurality of response electrode module, a plurality of pad, series connection electrode, first lead wire and second lead wire bound, response electrode module has first electrode unit and second electrode unit, the first electrode unit has a plurality of first electrodes of arranging along the second direction, it is same in the first electrode unit, adjacent arbitrary two the first electrode is in first direction top overlap. The utility model discloses an it has increased response node number to set up the relative overlap with the first electrode of first electrode part, can reduce the number of first electrode and second electrode, improves the touch -control precision when reduce the quantity walking the line and bind the pad, reducing the width of walking the line blind area to reduce the cost of manufacture.
Description
Technical field
The utility model relates to technical field of touch control, more particularly, relates to a kind of electronic equipment and individual layer mutual tolerance formula touch-screen thereof.
Background technology
At present, capacitive touch screen, as the vitals of man-machine interaction, has been widely used in the electronic product such as mobile phone, panel computer.Wherein, individual layer mutual tolerance formula touch-screen is the touch-screen be widely used now, and its touch-control sensing electrode, touch-control drive electrode and electrode cabling are prepared from by same layer transparency electrode, and without the need to bridge, manufacture craft is simple, and cost is lower, and cost performance is higher.Therefore, individual layer mutual tolerance formula touch-screen receives the extensive concern of people, has become the important development direction of capacitive touch screen.
The electrode pattern of existing a kind of individual layer mutual tolerance formula touch-screen, as shown in Figure 1, comprise first electrode X1 ~ X4 of 4 parallel arranged in the X direction, each first electrode and 15 second electrode Y1 ~ Y15 be arranged in order along Y-direction are coupled, to form multiple capacitive sensing node 12.With corresponding, each first electrode bind that pad 13 is corresponding to be connected by corresponding first lead-in wire 14, each second electrode passes through correspondence second and goes between and 15 bind that pad 13 is corresponding to be connected with corresponding.Described binding pad 13 is connected with FPC (flexible circuit board, figure does not show).FPC is connected with touch chip (not shown), is determined the touching position information of user by the capacitance variations touching chip testing capacitive sensing node 12.Binding pad 13 is arranged in binding district 11.It 15 is the cabling of individual layer mutual tolerance formula touch-screen that first lead-in wire 14 and second goes between.
The individual layer mutual tolerance formula touch-screen of corresponding setting size, the electrode pattern of structure shown in Fig. 1 causes the width of the cabling blind area L0 of individual layer mutual tolerance formula touch-screen comparatively large, and then makes touch accuracy poor; Meanwhile, the electrode pattern of structure shown in Fig. 1 causes the quantity of the binding pad of individual layer mutual tolerance formula touch-screen and cabling more, causes cost of manufacture larger.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of electronic equipment and individual layer mutual tolerance formula touch-screen thereof, improves touch accuracy, reduces cost.
For achieving the above object, the utility model provides following technical scheme:
A kind of individual layer mutual tolerance formula touch-screen, this individual layer mutual tolerance formula touch-screen comprises: multiple induction electrode module, multiple binding pad, series connection electrode, the first lead-in wire and the second lead-in wire;
Described induction electrode module be arranged in parallel along first direction, and described induction electrode module has the first electrode unit and the second electrode unit;
Described first electrode unit has multiple the first electrode along second direction arrangement; In same described first electrode unit, part is overlapping in said first direction for adjacent any two described first electrodes; The vertical described first direction of described second direction;
Described second electrode unit comprises: the first lateral electrode group and the second lateral electrode group; Described first lateral electrode group is arranged on the first side of described first electrode unit, and described second lateral electrode group is arranged on the second side of described first electrode unit; Described first lateral electrode group and described second lateral electrode group all have multiple second electrode of arranging along described second direction; Described first side and described second side are oppositely arranged;
Described series connection electrode is positioned at described second electrode of described first electrode unit both sides for connecting, by all described second electrode series connection;
Described first lead-in wire and described first electrode one_to_one corresponding, for connecting described first electrode with corresponding binding pad;
Described second lead-in wire and described second electrode unit one_to_one corresponding, for connecting described second electrode unit with corresponding binding pad.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described first electrode unit has n described first electrode, n be greater than 1 positive integer;
In same described first electrode unit, in this second direction, the first lead-in wire that individual described first electrode pair of 2i is answered is positioned at described first side, and the first lead-in wire that individual described first electrode pair of 2i-1 is answered is positioned at described second side, i is positive integer, and 2i is less than or equal to n;
Do not intersect between described first lead-in wire, do not intersect between described first lead-in wire goes between with described second.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described first lead-in wire comprises: the Part I parallel with described first direction and the Part II parallel with described second direction;
Described first electrode comprises: the overlapping part mutually overlapping in said first direction with the first electrode described in adjacent other and the non-overlapping part not overlapping with the first electrode described in other; Wherein, one end of described Part I connects corresponding described first electrode, and the other end connects corresponding binding pad by described Part II; One end of described Part I and described first Electrode connection is positioned at described non-overlapping part.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, in same described first electrode unit: the number being positioned at the first lead-in wire of described first side is p, the number being positioned at the first lead-in wire of described second side is q; P and q is positive integer, and p+q=n;
Described first side is provided with p+1 described second electrode; A described Part I is provided with between two described second electrodes that described first side is adjacent;
Described second side is provided with q+1 described second electrode; A described Part I is provided with between two described second electrodes that described second side is adjacent.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described binding pad is arranged on the first end that described multiple induction electrode module deviates from described second direction; Described binding pad is arranged side by side in said first direction.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, the Part II of all first lead-in wires is all electrically connected along the opposite direction of described second direction with the corresponding binding pad being arranged on described first end.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, the Part II of all first lead-in wires all along described second direction be arranged on the via hole of described multiple induction electrode module towards the second end of described second direction and be electrically connected, and by being connected to corresponding binding pad with the wire jumper that described via hole is electrically connected, each wire jumper connects different binding pads;
In this second direction, described first lead-in wire that jth described first electrode pair of different described first electrode unit is answered all connects same described wire jumper, and j is the positive integer being less than or equal to n.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described multiple binding pad is arranged on the binding district of described first end;
Described binding district is oppositely arranged with all described induction electrode modules in this second direction;
Or described induction electrode module is oppositely arranged with part in this second direction in described binding district.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, the first lead-in wire that same described first electrode unit has p the first electrode is positioned at the first side of this first electrode unit;
In described p the first electrode: in this second direction, the Part II of the first lead-in wire that front x the first electrode pair is answered is electrically connected along the opposite direction of described second direction with the corresponding binding pad being arranged on described first end, the Part II of the first lead-in wire that rear p-x the first electrode pair is answered along described second direction be arranged on the via hole of described multiple induction electrode module towards the second end of described second direction and be electrically connected, and by being connected to corresponding binding pad with the wire jumper that described via hole is electrically connected, each wire jumper connects different binding pads; X is the positive integer being less than p.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, the first lead-in wire that same described first electrode unit has q the first electrode is positioned at the second side of this first electrode unit;
In described q the first electrode: in this second direction, the Part II of the first lead-in wire that front y the first electrode pair is answered is electrically connected along the opposite direction of described second direction with the corresponding binding pad being arranged on described first end, the Part II of the first lead-in wire that rear q-y the first electrode pair is answered along described second direction be arranged on the via hole of described multiple induction electrode module towards the second end of described second direction and be electrically connected, and by being connected to corresponding binding pad with the wire jumper that described via hole is electrically connected, each wire jumper connects different binding pads; Y is the positive integer being less than q.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, in this second direction, described first lead-in wire that z described first electrode pair of different described first electrode unit is answered all connects same described wire jumper, and z is the positive integer being greater than x+y and being not more than n.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described front x the first electrode is all connected with the via hole being arranged on described first end with described front y the first electrode, and by being connected with corresponding binding pad with the wire jumper that described via hole connects;
In this second direction, the first lead-in wire that s described first electrode pair of different described first electrode unit is answered all connects same described wire jumper, and s is the positive integer being less than or equal to x+y.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described first electrode comprises: the first comb electrodes be partly oppositely arranged in said first direction and the second comb electrodes;
Described first comb electrodes is electrically connected with described second comb electrodes; The comb of described first comb electrodes is contrary with the bearing of trend of the comb of described second comb electrodes;
The bearing of trend of described first comb electrodes is towards the first side of place first electrode unit; The bearing of trend of described second comb electrodes is towards the second side of place first comb electrodes.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, described second electrode is the 3rd comb electrodes;
In same described induction electrode module: the comb being positioned at the comb of the 3rd comb electrodes of described first side and described first comb electrodes is staggered in this second direction; The comb being positioned at the comb of the 3rd comb electrodes of described second side and described second comb electrodes is staggered in this second direction.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, the one in described first electrode and described second electrode is touch-control sensing electrode, and another one is touch-control drive electrode.
Preferably, in above-mentioned individual layer mutual tolerance formula touch-screen, adjacent two described induction electrode module specular.
The utility model additionally provides a kind of electronic equipment, and this electronic equipment comprises the individual layer mutual tolerance formula touch-screen described in above-mentioned any one.
Preferably, in above-mentioned electronic equipment, also comprise: FPC and touch chip, described touch chip is electrically connected with described individual layer multiple spot mutual tolerance formula touch-screen by described FPC, wherein, described FPC with described multiple bind to pad be connected.
As can be seen from technique scheme, individual layer mutual tolerance formula touch-screen provided by the utility model comprises: multiple induction electrode module, multiple binding pad, series connection electrode, the first lead-in wire and the second lead-in wire; Described induction electrode module be arranged in parallel along first direction, and described induction electrode module has the first electrode unit and the second electrode unit; Described first electrode unit has multiple the first electrode along second direction arrangement; In same described first electrode unit, part is overlapping in said first direction for adjacent any two described first electrodes; The vertical described first direction of described second direction; Described second electrode unit comprises: the first lateral electrode group and the second lateral electrode group; Described first lateral electrode group is arranged on the first side of described first electrode unit, and described second lateral electrode group is arranged on the second side of described first electrode unit; Described first lateral electrode group and described second lateral electrode group all have multiple second electrode of arranging along described second direction; Described first side and described second side are oppositely arranged; Described series connection electrode is positioned at described second electrode of described first electrode unit both sides for connecting, by all described second electrode series connection; Described first lead-in wire and described first electrode one_to_one corresponding, for connecting described first electrode with corresponding binding pad; Described second lead-in wire and described second electrode unit one_to_one corresponding, for connecting described second electrode unit with corresponding binding pad.
Two first electrodes adjacent due to same first electrode unit are partly oppositely arranged in said first direction, like this in two adjacent first electrodes of same first electrode unit: the two part not relative in a first direction all can form sense node with the second corresponding electrode, simultaneously, relative part also can form sense node with the second corresponding electrode, thus add the quantity of sense node, improve touch accuracy.The utility model assigns to add sense node number with the relative overlap of the first electrode by arranging the first electrode, the number of the first electrode and the second electrode can be reduced, while reducing cabling and binding the quantity padded, the width reducing cabling blind area, improve touch accuracy, and reduce cost of manufacture.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment 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 embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the electrode structure schematic diagram of a kind of individual layer mutual tolerance formula touch-screen common in prior art;
The electrode structure schematic diagram of a kind of individual layer multiple spot mutual tolerance formula touch-screen that Fig. 2 provides for the embodiment of the present application;
The electrode structure schematic diagram of the another kind of individual layer mutual tolerance formula touch-screen that Fig. 3 provides for the embodiment of the present application;
Fig. 4 is the close-up schematic view of region AA in Fig. 3;
The electrode structure schematic diagram of another individual layer mutual tolerance formula touch-screen that Fig. 5 provides for the embodiment of the present application;
The electrode structure schematic diagram of another individual layer mutual tolerance formula touch-screen that Fig. 6 provides for the embodiment of the present application;
Fig. 7 is the structural representation of an induction electrode module 20 of Fig. 6;
The electrode structure schematic diagram of another individual layer mutual tolerance formula touch-screen that Fig. 8 provides for the embodiment of the present application;
The structural representation of a kind of first electrode that Fig. 9 provides for the embodiment of the present application and the second electrode;
The structural representation of a kind of induction electrode module placement that Figure 10 provides for the embodiment of the present application;
The structural representation of the another kind of induction electrode module placement that Figure 11 provides for the embodiment of the present application;
The structural representation of a kind of electronic equipment that Figure 12 provides for the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The embodiment of the present application provides a kind of individual layer multiple spot mutual tolerance formula touch-screen, with reference to figure 2, the electrode structure schematic diagram of a kind of individual layer multiple spot mutual tolerance formula touch-screen that Fig. 2 provides for the embodiment of the present application, this individual layer multiple spot mutual tolerance formula touch-screen comprises: multiple induction electrode module 20, multiple binding pad 21, series connection electrode 22, first lead-in wire 23 and the second lead-in wire 24.
Described induction electrode module 20 be arranged in parallel along first direction X, and described induction electrode module 20 has the first electrode unit and the second electrode unit.
Described first electrode unit has multiple the first electrode 201 along second direction Y arrangement; In same described first electrode unit, adjacent any two described first electrodes 201 are overlapping in described first direction X upper part.The vertical described first direction X of described second direction Y.Mutually insulated between described first electrode 201.
Described second electrode unit comprises: the first lateral electrode group and the second lateral electrode group.Described first lateral electrode group is arranged on the first side of described first electrode unit, and described second lateral electrode group is arranged on the second side of described first electrode unit.Described first lateral electrode group and described second lateral electrode group all have multiple second electrode 202 of arranging along described second direction Y.Described first side and described second side are oppositely arranged.The direction that described second side is pointed in described first side is described second direction Y.
Described series connection electrode 22 is positioned at described second electrode 202 of described first electrode unit both sides for connecting, connected by all described second electrodes 202, makes all second electrodes 202 in same second electrode unit be in same current potential.
Described first lead-in wire 23 and described first electrode 201 one_to_one corresponding, for connecting described first electrode 201 with corresponding binding pad 21.Described second lead-in wire 24 and described second electrode unit one_to_one corresponding, for connecting described second electrode unit with corresponding binding pad 21.
Set described first electrode unit and have n described first electrode, induction electrode module 20 number is m.M and n is the positive integer being greater than 1.Wherein, the number of m, n can set according to the panel size of touch-screen.Be not limited to the embodiment of m=4 and n=11 in Fig. 2.
Because two the first electrodes 201 adjacent on second direction Y have overlapping part, so the first electrode 201 adjacent on two second direction Y can form extra capacitive sensing node 26 with the second electrode 202 of both sides.In same induction electrode module 20, the number of capacitive sensing node 26 is 2n-1.And adopt mode shown in Fig. 1, on second direction Y, the capacitive sensing node number of one group of electrode is n.In an induction electrode module, during the first electrode of same number, Fig. 2 illustrated embodiment, compared to Fig. 1 illustrated embodiment, in each induction electrode module, has more the capacitive sensing node of nearly a times.
Based on above-mentioned analysis, in this application embodiment, when realizing the capacitive sensing node of identical number in identical panel, compared to prior art, the number of the first electrode 201 can be reduced, and then reduce the number of the first lead-in wire 23, reduce the width of cabling blind area L1, and then cabling blind area L1 can be reduced on the impact of touch accuracy, improve touch accuracy.Meanwhile, reduce the number of the first lead-in wire 23, also reduce the number of corresponding binding pad 21, reduce cost of manufacture.
Embodiment is in same induction electrode module 20 as shown in Figure 2, adopts 11 the first electrodes 201, can form 21 capacitive sensing nodes 26, needs 11 first to go between 23.And in Fig. 1 embodiment, adopt 15 the first electrodes to form 15 capacitive sensing nodes 12, need 15 first to go between 14.In Fig. 2 and Fig. 1, in one group of electrode, all need one first lead-in wire.Visible, the embodiment of the present application at reduction by first electrode and the first number gone between, and can improve the number of capacitive sensing node, improves touch accuracy, and reduces cost of manufacture.
As above-mentioned, described first electrode unit has n described first electrode, n be greater than 1 positive integer.In same described first electrode unit, on described second direction Y, the first lead-in wire 23 of 2i described first electrode 201 correspondence is positioned at described first side, and the first lead-in wire 23 of 2i-1 described first electrode 201 correspondence is positioned at described second side, i is positive integer, and 2i is less than or equal to n.Do not intersect between described first lead-in wire 23, described first lead-in wire 23 and described second goes between 24 and does not intersect.
First lead-in wire 23 is drawn out to binding district 25 from the L1 of cabling blind area, binding district 25 directly moved to by second lead-in wire 24 in the rim area of panel, first lead-in wire 23 and second goes between and 24 mutually not to intersect, this avoid the first lead-in wire 23 and second to go between 24 intercouple, avoid the interference to touch control detection.First lead-in wire 23 of same induction electrode module 20 is assigned to two blind areas of this induction electrode module 20, and Appropriate application two blind areas, single blind area width is little, significantly improves performance.
The peripheral leads of the leftmost side and the rightmost side is the lead-in wire of the first electrode, supports narrow frame, lower to the wider restriction of structure frame.Electrode pattern adopts the mode of array to arrange, and the number of induction electrode module 20 can make odd number can be also even number, has more design flexibility.
Described first lead-in wire 23 comprises: the Part I a parallel with described first direction X and the Part II b parallel with described second direction Y.
Described first electrode 201 comprises: the overlapping part mutually overlapping on described first direction X with the first electrode 201 described in adjacent other and the non-overlapping part not overlapping with the first electrode described in other.Wherein, one end of described Part I a connects corresponding described first electrode, and the other end connects corresponding binding pad 21 by described Part II b.One end of described Part I a and described first Electrode connection is positioned at described non-overlapping part.
In same described first electrode unit: the number being positioned at the first lead-in wire 23 of described first side is p, the number being positioned at the first lead-in wire 23 of described second side is q.P and q is positive integer, and p+q=n.Described first side is provided with p+1 described second electrode.A described Part I a is provided with between two described second electrodes 202 that described first side is adjacent.Described second side is provided with q+1 described second electrode 202.A described Part I a is provided with between two described second electrodes 202 that described second side is adjacent.
Described binding pad 21 is arranged on the first end that described multiple induction electrode module 20 deviates from described second direction Y; Described binding pad 21 is arranged side by side on described first direction X.All binding pads 21 are all arranged in described binding district 25.
In the exemplary embodiment illustrated in fig. 2, the Part II b of all first lead-in wires 23 is all electrically connected along the opposite direction of described second direction Y with the corresponding binding pad 21 being arranged on described first end.
Based on Fig. 2 illustrated embodiment, the embodiment of the present application additionally provides another kind of individual layer mutual tolerance formula touch-screen, as shown in Figure 3.
With reference to the electrode structure schematic diagram of the another kind of individual layer mutual tolerance formula touch-screen that figure 3 and Fig. 4, Fig. 3 provide for the embodiment of the present application.Fig. 4 is the close-up schematic view of region AA in Fig. 3.In this embodiment, the Part II b of all first lead-in wires 23 all along described second direction Y be arranged on the via hole 31 of described multiple induction electrode module 20 towards second end of described second direction Y and be electrically connected, and by being connected to corresponding binding pad 21 with the wire jumper 32 that described via hole 31 is electrically connected, each wire jumper 32 connects different binding pads 21.On described second direction Y, it is the positive integer being less than or equal to n that described first lead-in wire 23 of jth described first electrode 201 correspondence of different described first electrode unit all connects same described wire jumper 32, j.
In the embodiment of the present application, the first all electrodes 201 is arranged in array, and forms the array that the capable * m of n arranges.Fig. 3 illustrated embodiment, m=8.
In the embodiment shown in fig. 3, described binding district 25 is oppositely arranged with all described induction electrode modules 20 on described second direction Y.Namely now, the width in described binding district 25 is identical with the width of panel.In the embodiment of the present application, definition first direction X is of a size of width, and second direction Y is of a size of length.
Adopt Fig. 3 illustrated embodiment, the multiplexing same binding pad 21 of all first electrodes 201 that the electrical specification of same a line can be made identical, greatly reduces the number of binding pad 21, the minimizing of binding pad 21 quantity, binding yield promotes greatly, improves the performance of individual layer mutual tolerance formula touch-screen.
Based on Fig. 3 illustrated embodiment, the embodiment of the present application additionally provides another individual layer mutual tolerance formula touch-screen, as shown in Figure 5.
With reference to the electrode structure schematic diagram of another individual layer mutual tolerance formula touch-screen that figure 5, Fig. 5 provides for the embodiment of the present application, in this embodiment, described multiple binding pad 21 is arranged on the binding district 51 of described first end.Now, described induction electrode module 20 is oppositely arranged with part on described second direction Y to bind district 51.In Fig. 2 and Fig. 3 illustrated embodiment, the width in binding district 25 equals panel width, and the width in Fig. 5 illustrated embodiment binding district 51 is less than panel width, decreases the use amount of FPC, reduces cost.
In Fig. 3 and Fig. 5 illustrated embodiment, the first all contact conductors all extends along second direction Y, the lead-in wire that can also arrange a part of first electrode extends along second direction Y, and another part first electrode extends along the opposite direction of second direction Y, as Figure 6-Figure 8.
With reference to the electrode structure schematic diagram of another individual layer mutual tolerance formula touch-screen that figure 6 and Fig. 7, Fig. 6 provide for the embodiment of the present application, Fig. 7 is the structural representation of an induction electrode module 20 of Fig. 6.Fig. 6 and Fig. 7 illustrated embodiment is based on Fig. 3 illustrated embodiment.
In figs. 6 and 7, the first lead-in wire 23 that same described first electrode unit has p the first electrode 201 is positioned at the first side of this first electrode unit.
In described p the first electrode 201: on described second direction Y, the Part II b of the first lead-in wire 23 of front x the first electrode 201 correspondence is electrically connected along the opposite direction of described second direction Y with the corresponding binding pad 21 being arranged on described first end, the Part II b of the first lead-in wire 23 of rear p-x the first electrode 201 correspondence along described second direction Y be arranged on the via hole 31 of described multiple induction electrode module 20 towards second end of described second direction Y and be electrically connected, and by being connected to corresponding binding pad 21 with the wire jumper 32 that described via hole 31 is electrically connected, each wire jumper 32 connects different binding pads 21.X is the positive integer being less than p.
The first lead-in wire 23 that same described first electrode unit has q the first electrode 201 is positioned at the second side of this first electrode unit.In described q the first electrode 201: on described second direction Y, the Part II b of the first lead-in wire 23 of front y the first electrode 201 correspondence is electrically connected along the opposite direction of described second direction Y with the corresponding binding pad 21 being arranged on described first end, the Part II b of the first lead-in wire 23 of rear q-y the first electrode 201 correspondence along described second direction Y be arranged on the via hole 31 of described multiple induction electrode module 20 towards second end of described second direction Y and be electrically connected, and by being connected to corresponding binding pad 21 with the wire jumper 32 that described via hole 31 is electrically connected, each wire jumper 32 connects different binding pads 21, y is the positive integer being less than q.
On described second direction Y, it is the positive integer being greater than x+y and being not more than n that described first lead-in wire 23 of z described first electrode 201 correspondence of different described first electrode unit all connects same described wire jumper 32, z.For the first electrode 201 that the first lead-in wire 23 is connected with via hole 31, the first lead-in wire 23 being positioned at first electrode 201 of same a line is connected same wire jumper 32, the quantity of binding pad can be reduced.
With reference to the electrode structure schematic diagram of another individual layer mutual tolerance formula touch-screen that figure 8, Fig. 8 provides for the embodiment of the present application.Fig. 8 illustrated embodiment is based on Fig. 6 illustrated embodiment.In this embodiment, described front x the first electrode 201 is all connected with the via hole 81 being arranged on described first end with described front y the first electrode 201, and by being connected with corresponding binding pad 21 with the wire jumper 82 that described via hole 81 connects.
On described second direction Y, first lead-in wire 23 of s described first electrode 201 correspondence of different described first electrode unit all connects same described wire jumper 82, s is the positive integer being less than or equal to x+y, namely for the electrode 201 that the first lead-in wire 23 extends along the opposite direction of second direction Y: the first electrode 201 being positioned at same a line connects same wire jumper 82, to reduce the number of binding pad 21.
In the respective embodiments described above, the structure of the first electrode can be as shown in Figure 9.
A kind of first electrode provided for the embodiment of the present application with reference to figure 9, Fig. 9 and the structural representation of the second electrode.
Described first electrode comprises: the first comb electrodes 91 and the second comb electrodes 92 be oppositely arranged in described first direction X upper part.Described first comb electrodes 91 is electrically connected with described second comb electrodes 92; The comb 911 of described first comb electrodes 91 is contrary with the bearing of trend of the comb 921 of described second comb electrodes 92.The bearing of trend of described first comb electrodes 91 is towards the first side of place first electrode unit.The bearing of trend of described second comb electrodes 92 is towards the second side of place first comb electrodes.
Described second electrode is the 3rd comb electrodes 93.In same described induction electrode module: the comb 931 being positioned at the 3rd comb electrodes of described first side is staggered on described second direction Y with the comb 911 of described first comb electrodes 91; The comb 932 being positioned at the 3rd comb electrodes 93 of described second side is staggered on described second direction Y with the comb 921 of described second comb electrodes 92.
One in described first electrode and described second electrode is touch-control sensing electrode, and another one is touch-control drive electrode.
In the respective embodiments described above, the layout structure of described induction electrode module can as shown in Figure 10 and Figure 11.
With reference to the structural representation of a kind of induction electrode module placement that Figure 10, Figure 10 provide for the embodiment of the present application, in this embodiment, the structure of all induction electrode modules 20 is identical.
With reference to the structural representation of the another kind of induction electrode module placement that Figure 11, Figure 11 provide for the embodiment of the present application, in this embodiment, the specular of all induction electrode modules 20.
The embodiment of the present application first goes between and the material of the second lead-in wire can be the transparent conductive materials such as ITO, Nano Silver and Graphene.Described first electrode and the second electrode can be prepared from for transparent conductive materials such as ITO, Nano Silver, carbon nano-tube and Graphenes.
Described in the embodiment of the present application, individual layer mutual tolerance formula touch-screen can be OGS touch screen; can also be G+G capacitance plate (sensor glass+tempered glass covering plate structure); can also be G+F capacitance plate (cover glass attaching film structure); can also directly be integrated in LCD display inside, for ON-CELL touching display screen or IN-CELL touching display screen.
In the embodiment of the present application, if when adopting silver slurry wire jumper, the left and right sides only has first electrode with identical electrical specification of close rim area to need wire jumper and via hole 31, less to space requirement, can support 6 cun and above large size panel body, and large scale can accomplish undersized touch accuracy and performance;
When first end and the second end all make wire jumper, then the quantity of the binding pad in last extraction binding district is few, but the mutual capacitance of touch accuracy conventional double is consistent, can be realized by shorter FPC, reduce FPC cost, thus reduce overall plan cost, more competitive;
Known by foregoing description, in individual layer mutual tolerance formula touch-screen described in the embodiment of the present application, while increase capacitive sensing node, reduce the quantity of contact conductor and binding pad, can touch accuracy be improved, and reduce cost of manufacture.Meanwhile, the quantity of binding pad can also be reduced further by the mode of wire jumper and via hole, the performance of a progressive raising individual layer mutual tolerance formula touch-screen.
The embodiment of the present application additionally provides a kind of electronic equipment, and with reference to the structural representation of a kind of electronic equipment that Figure 12, Figure 12 provide for the embodiment of the present application, electronic equipment 131 shown in Figure 12 comprises: individual layer mutual tolerance formula touch-screen 132.Described individual layer mutual tolerance formula touch-screen 132 is the individual layer mutual tolerance formula touch-screen described in any one embodiment above-mentioned.
Described electronic equipment 131 also comprises: FPC and touch chip, and described touch chip is electrically connected with described individual layer multiple spot mutual tolerance formula touch-screen by described FPC, wherein, described FPC with described multiple bind to pad be connected.
Electronic equipment described in the embodiment of the present application adopts individual layer mutual tolerance formula touch-screen described in above-mentioned embodiment, has higher touch accuracy, and lower cost of manufacture.
It should be noted that, the word " multiple " in the embodiment of the present application contents is for comprising the meaning of two and two or more.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (18)
1. an individual layer mutual tolerance formula touch-screen, is characterized in that, comprising: multiple induction electrode module, multiple binding pad, series connection electrode, the first lead-in wire and the second lead-in wire;
Described induction electrode module be arranged in parallel along first direction, and described induction electrode module has the first electrode unit and the second electrode unit;
Described first electrode unit has multiple the first electrode along second direction arrangement; In same described first electrode unit, part is overlapping in said first direction for adjacent any two described first electrodes; The vertical described first direction of described second direction;
Described second electrode unit comprises: the first lateral electrode group and the second lateral electrode group; Described first lateral electrode group is arranged on the first side of described first electrode unit, and described second lateral electrode group is arranged on the second side of described first electrode unit; Described first lateral electrode group and described second lateral electrode group all have multiple second electrode of arranging along described second direction; Described first side and described second side are oppositely arranged;
Described series connection electrode is positioned at described second electrode of described first electrode unit both sides for connecting, by all described second electrode series connection;
Described first lead-in wire and described first electrode one_to_one corresponding, for connecting described first electrode with corresponding binding pad;
Described second lead-in wire and described second electrode unit one_to_one corresponding, for connecting described second electrode unit with corresponding binding pad.
2. individual layer mutual tolerance formula touch-screen according to claim 1, is characterized in that, described first electrode unit has n described first electrode, n be greater than 1 positive integer;
In same described first electrode unit, in this second direction, the first lead-in wire that individual described first electrode pair of 2i is answered is positioned at described first side, and the first lead-in wire that individual described first electrode pair of 2i-1 is answered is positioned at described second side, i is positive integer, and 2i is less than or equal to n;
Do not intersect between described first lead-in wire, do not intersect between described first lead-in wire goes between with described second.
3. individual layer mutual tolerance formula touch-screen according to claim 2, is characterized in that, described first lead-in wire comprises: the Part I parallel with described first direction and the Part II parallel with described second direction;
Described first electrode comprises: the overlapping part mutually overlapping in said first direction with the first electrode described in adjacent other and the non-overlapping part not overlapping with the first electrode described in other; Wherein, one end of described Part I connects corresponding described first electrode, and the other end connects corresponding binding pad by described Part II; One end of described Part I and described first Electrode connection is positioned at described non-overlapping part.
4. individual layer mutual tolerance formula touch-screen according to claim 3, is characterized in that, in same described first electrode unit: the number being positioned at the first lead-in wire of described first side is p, and the number being positioned at the first lead-in wire of described second side is q; P and q is positive integer, and p+q=n;
Described first side is provided with p+1 described second electrode; A described Part I is provided with between two described second electrodes that described first side is adjacent;
Described second side is provided with q+1 described second electrode; A described Part I is provided with between two described second electrodes that described second side is adjacent.
5. individual layer mutual tolerance formula touch-screen according to claim 4, is characterized in that, described binding pad is arranged on the first end that described multiple induction electrode module deviates from described second direction; Described binding pad is arranged side by side in said first direction.
6. individual layer mutual tolerance formula touch-screen according to claim 5, is characterized in that, the Part II of all first lead-in wires is all electrically connected along the opposite direction of described second direction with the corresponding binding pad being arranged on described first end.
7. individual layer mutual tolerance formula touch-screen according to claim 5, it is characterized in that, the Part II of all first lead-in wires all along described second direction be arranged on the via hole of described multiple induction electrode module towards the second end of described second direction and be electrically connected, and by being connected to corresponding binding pad with the wire jumper that described via hole is electrically connected, each wire jumper connects different binding pads;
In this second direction, described first lead-in wire that jth described first electrode pair of different described first electrode unit is answered all connects same described wire jumper, and j is the positive integer being less than or equal to n.
8. individual layer mutual tolerance formula touch-screen according to claim 7, is characterized in that, described multiple binding pad is arranged on the binding district of described first end;
Described binding district is oppositely arranged with all described induction electrode modules in this second direction;
Or described induction electrode module is oppositely arranged with part in this second direction in described binding district.
9. individual layer mutual tolerance formula touch-screen according to claim 5, is characterized in that, the first lead-in wire that same described first electrode unit has p the first electrode is positioned at the first side of this first electrode unit;
In described p the first electrode: in this second direction, the Part II of the first lead-in wire that front x the first electrode pair is answered is electrically connected along the opposite direction of described second direction with the corresponding binding pad being arranged on described first end, the Part II of the first lead-in wire that rear p-x the first electrode pair is answered along described second direction be arranged on the via hole of described multiple induction electrode module towards the second end of described second direction and be electrically connected, and by being connected to corresponding binding pad with the wire jumper that described via hole is electrically connected, each wire jumper connects different binding pads; X is the positive integer being less than p.
10. individual layer mutual tolerance formula touch-screen according to claim 9, is characterized in that, the first lead-in wire that same described first electrode unit has q the first electrode is positioned at the second side of this first electrode unit;
In described q the first electrode: in this second direction, the Part II of the first lead-in wire that front y the first electrode pair is answered is electrically connected along the opposite direction of described second direction with the corresponding binding pad being arranged on described first end, the Part II of the first lead-in wire that rear q-y the first electrode pair is answered along described second direction be arranged on the via hole of described multiple induction electrode module towards the second end of described second direction and be electrically connected, and by being connected to corresponding binding pad with the wire jumper that described via hole is electrically connected, each wire jumper connects different binding pads; Y is the positive integer being less than q.
11. individual layer mutual tolerance formula touch-screens according to claim 10, it is characterized in that, in this second direction, described first lead-in wire that z described first electrode pair of different described first electrode unit is answered all connects same described wire jumper, and z is the positive integer being greater than x+y and being not more than n.
12. individual layer mutual tolerance formula touch-screens according to claim 11, it is characterized in that, described front x the first electrode is all connected with the via hole being arranged on described first end with described front y the first electrode, and by being connected with corresponding binding pad with the wire jumper that described via hole connects;
In this second direction, the first lead-in wire that s described first electrode pair of different described first electrode unit is answered all connects same described wire jumper, and s is the positive integer being less than or equal to x+y.
13. individual layer mutual tolerance formula touch-screens according to claim 1, it is characterized in that, described first electrode comprises: the first comb electrodes be partly oppositely arranged in said first direction and the second comb electrodes;
Described first comb electrodes is electrically connected with described second comb electrodes; The comb of described first comb electrodes is contrary with the bearing of trend of the comb of described second comb electrodes;
The bearing of trend of described first comb electrodes is towards the first side of place first electrode unit; The bearing of trend of described second comb electrodes is towards the second side of place first comb electrodes.
14. individual layer mutual tolerance formula touch-screens according to claim 13, it is characterized in that, described second electrode is the 3rd comb electrodes;
In same described induction electrode module: the comb being positioned at the comb of the 3rd comb electrodes of described first side and described first comb electrodes is staggered in this second direction; The comb being positioned at the comb of the 3rd comb electrodes of described second side and described second comb electrodes is staggered in this second direction.
15. individual layer mutual tolerance formula touch-screens according to any one of claim 1-14, is characterized in that, the one in described first electrode and described second electrode is touch-control sensing electrode, and another one is touch-control drive electrode.
16. individual layer mutual tolerance formula touch-screens according to claim 15, is characterized in that, adjacent two described induction electrode module specular.
17. 1 kinds of electronic equipments, is characterized in that, comprise the individual layer mutual tolerance formula touch-screen as described in any one of claim 1-16.
18. electronic equipments according to claim 17, it is characterized in that, also comprise: FPC and touch chip, described touch chip is electrically connected with described individual layer multiple spot mutual tolerance formula touch-screen by described FPC, wherein, described FPC with described multiple bind to pad be connected.
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| CN201520499844.5U CN204808293U (en) | 2015-07-10 | 2015-07-10 | Electronic equipment and individual layer each other holds formula touch -sensitive screen thereof |
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| CN201520499844.5U CN204808293U (en) | 2015-07-10 | 2015-07-10 | Electronic equipment and individual layer each other holds formula touch -sensitive screen thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106055165A (en) * | 2016-07-15 | 2016-10-26 | 深圳市骏达光电股份有限公司 | Single-layer multi-touch screen and manufacturing method thereof |
| CN106933400A (en) * | 2015-12-31 | 2017-07-07 | 辛纳普蒂克斯公司 | Single layer sensor pattern and method for sensing |
| CN108319402A (en) * | 2017-01-17 | 2018-07-24 | 上海和辉光电有限公司 | Touch panel and touch device |
| CN108400254A (en) * | 2018-03-01 | 2018-08-14 | 京东方科技集团股份有限公司 | It touches display base plate and preparation method thereof, touch display base plate |
| CN108509092A (en) * | 2017-02-27 | 2018-09-07 | 晨星半导体股份有限公司 | Double-layer mutual capacitance type touch panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106933400A (en) * | 2015-12-31 | 2017-07-07 | 辛纳普蒂克斯公司 | Single layer sensor pattern and method for sensing |
| US11093058B2 (en) | 2015-12-31 | 2021-08-17 | Synaptics Incorporated | Single layer sensor pattern and sensing method |
| CN106933400B (en) * | 2015-12-31 | 2021-10-29 | 辛纳普蒂克斯公司 | Single-layer sensor pattern and sensing method |
| CN106055165A (en) * | 2016-07-15 | 2016-10-26 | 深圳市骏达光电股份有限公司 | Single-layer multi-touch screen and manufacturing method thereof |
| CN108319402A (en) * | 2017-01-17 | 2018-07-24 | 上海和辉光电有限公司 | Touch panel and touch device |
| CN108509092A (en) * | 2017-02-27 | 2018-09-07 | 晨星半导体股份有限公司 | Double-layer mutual capacitance type touch panel |
| CN108400254A (en) * | 2018-03-01 | 2018-08-14 | 京东方科技集团股份有限公司 | It touches display base plate and preparation method thereof, touch display base plate |
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