CN105022534B

CN105022534B - A kind of single layer mutual capacitance touchscreens, touch panel device and electronic device

Info

Publication number: CN105022534B
Application number: CN201410169823.7A
Authority: CN
Inventors: 侯卫京; 刘辉; 陈超; 欧阳广
Original assignee: FocalTech Systems Ltd
Current assignee: FocalTech Electronics Shenzhen Co Ltd
Priority date: 2014-04-24
Filing date: 2014-04-24
Publication date: 2018-09-21
Anticipated expiration: 2034-04-24
Also published as: TWI541706B; TW201541323A; CN105022534A

Abstract

The present invention relates to technical field of electronic device, a kind of single layer mutual capacitance touchscreens, touch panel device and electronic device are disclosed, including：Multiple induction electrode units being set up in parallel, each induction electrode unit include multiple first electrodes and multiple second electrodes, and the multiple first electrode is with the multiple second electrode for coupling to form multiple mutual capacitance sense nodes；A plurality of first lead wire and a plurality of second lead wire；Wherein, the first lead wire and the second lead wire being connected with same induction electrode unit are located at the opposite sides of the same induction electrode unit；The multiple first electrode is driving electrodes and the multiple second electrode is receiving electrode or the multiple first electrode is receiving electrode and the multiple second electrode is driving electrodes.Compared with prior art, the present invention the lead wire of electrode is more reasonably assigned to cabling space, the precision of single layer mutual capacitance is improved, while promoting the performance of single layer mutual capacitance.

Description

A kind of single layer mutual capacitance touchscreens, touch panel device and electronic device

Technical field

The present invention relates to technical field of electronic device more particularly to a kind of single layer mutual capacitance touchscreens, there is the single layer The touch panel device and electronic device of mutual capacitance touchscreens.

Background technology

With the continuous development of touch screen, capacitive touch screen is more and more widely used in terminal device, existing Capacitance type touch screen equipment in, can be realized by mono-layer oxidized indium tin (ITO) mutual capacitance being arranged on touch screen body The multiple point touching of touch panel device.The setting pattern of single layer on mutual capacitance sense node is shown with reference to figure 1 in touch panel device, Wherein, it (is respectively the electrode of X1 to Xm as shown in fig. 1, wherein m is more than 1 that each row mutual capacitance, which includes a first electrode, Natural number) and the multiple second electrodes electrode of Y1 to Ym (be as shown in fig. 1), and a first electrode and one second it is electric Pole forms a mutual capacitance, and needs individually to connect a lead wire in each first electrode and second electrode, it is seen then that First electrode and the number of the lead wire of second electrode both sides are more unbalanced, are unfavorable for the promotion for touch panel device performance.

Invention content

The purpose of the present invention is to provide a kind of single layer mutual capacitance touchscreens, it is intended to it is mutual to solve prior art touch screen each column The unbalanced problem of wiring of capacitance both sides.

An embodiment of the present invention provides a kind of single layer mutual capacitance touchscreens, and the single layer mutual capacitance touchscreens include：

Multiple induction electrode units being set up in parallel, each induction electrode unit include multiple first electrodes and multiple second Electrode, the multiple first electrode is with the multiple second electrode for coupling to form multiple mutual capacitance sense nodes；

A plurality of first lead wire, every 1 first lead wire connect an individual first electrode；And

A plurality of second lead wire, every 1 second lead wire connect an individual second electrode；

Wherein, the first lead wire being connected with same induction electrode unit is located at described same with the second lead wire The opposite sides of induction electrode unit；

For an induction electrode unit, the multiple first electrode includes at least the electrode of first kind and second kind electrode, often The number that one electrode of first kind forms mutual capacitance sense node with second electrode is different from each second kind electrode and second electrode The number of mutual capacitance sense node is formed, the multiple second electrode includes at least the electrode of third kind and the 4th class electrode, wherein The number that each electrode of third kind forms mutual capacitance sense node with first electrode is different from every 1 the 4th class electrode and the first electricity Pole forms the number of mutual capacitance sense node；

The multiple first electrode is driving electrodes and the multiple second electrode is receiving electrode or the multiple first Electrode is receiving electrode and the multiple second electrode is driving electrodes.

Another kind embodiment of the invention further includes a kind of touch panel device, and the touch panel device includes that above-mentioned single layer is mutual Capacitance touch screen.

Another kind embodiment of the invention further includes a kind of electronic device, and the electronic device includes that above-mentioned touch screen is set It is standby.

A kind of single layer mutual capacitance touchscreens of offer of the embodiment of the present invention, touch panel device and electronic device, with existing skill Art is compared, and the second lead wire of the first lead wire of first electrode and second electrode is arranged in the both sides of induction electrode unit, So that the lead wire of electrode is more reasonably assigned to cabling space, improves the precision of single layer mutual capacitance, while it is mutually electric to promote single layer The performance of appearance.

Description of the drawings

Fig. 1 is the structural schematic diagram of single layer mutual capacitance touchscreens in the prior art；

Fig. 2 is a kind of the first example structure schematic diagram of single layer mutual capacitance touchscreens provided in an embodiment of the present invention；

Fig. 3 is that the first electrode in a kind of single layer mutual capacitance touchscreens provided in an embodiment of the present invention is intersected with second electrode Coupled structure schematic diagram；

Fig. 4 is touch control chip in a kind of single layer mutual capacitance touchscreens provided in an embodiment of the present invention respectively with first Electrode and second electrode attachment structure schematic diagram；

Fig. 5 a are a kind of the first embodiment structure signals of the first embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 5 b are a kind of second of embodiment structure signals of the first embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 5 c are a kind of the third embodiment structure signals of the first embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 5 d are a kind of the 4th kind of embodiment structure signals of the first embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 5 e are a kind of the 5th kind of embodiment structure signals of the first embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 5 f are a kind of the 6th kind of embodiment structure signals of the first embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 6 is a kind of second of example structure schematic diagram of single layer mutual capacitance touchscreens provided in an embodiment of the present invention；

Fig. 7 a are a kind of the first embodiment structure signals of second of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Fig. 7 b are a kind of second of embodiment structure signals of second of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Fig. 7 c are a kind of the third embodiment structure signals of second of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Fig. 7 d are a kind of the 4th kind of embodiment structure signals of second of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Fig. 7 e are a kind of the 5th kind of embodiment structure signals of second of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Fig. 7 f are a kind of the 6th kind of embodiment structure signals of second of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Fig. 8 is a kind of the third example structure schematic diagram of single layer mutual capacitance touchscreens provided in an embodiment of the present invention；

Fig. 9 a are a kind of the first embodiment structure signals of the third embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 9 b are a kind of second of embodiment structure signals of the third embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 9 c are a kind of the third embodiment structure signals of the third embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 9 d are a kind of the 4th kind of embodiment structure signals of the third embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 9 e are a kind of the 5th kind of embodiment structure signals of the third embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Fig. 9 f are a kind of the 6th kind of embodiment structure signals of the third embodiment of single layer mutual capacitance touchscreens of the invention Figure；

Figure 10 is a kind of the 4th kind of example structure schematic diagram of single layer mutual capacitance touchscreens provided in an embodiment of the present invention；

Figure 11 a are a kind of the first embodiment structure signals of the 4th kind of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Figure 11 b are a kind of second of embodiment structure signals of the 4th kind of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Figure 11 c are a kind of the third embodiment structure signals of the 4th kind of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Figure 11 d are a kind of the 4th kind of embodiment structure signals of the 4th kind of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Figure 11 e are a kind of the 5th kind of embodiment structure signals of the 4th kind of embodiment of single layer mutual capacitance touchscreens of the present invention Figure；

Figure 11 f are a kind of the 6th kind of embodiment structure signals of the 4th kind of embodiment of single layer mutual capacitance touchscreens of the present invention Figure.

Figure 12 is a kind of the 5th kind of example structure schematic diagram of touch panel device provided in an embodiment of the present invention；

Figure 13 is a kind of the 6th kind of example structure schematic diagram of touch panel device provided in an embodiment of the present invention；

Figure 14 is a kind of the 7th kind of example structure schematic diagram of touch panel device provided in an embodiment of the present invention；

Figure 15 is a kind of the 8th kind of example structure schematic diagram of touch panel device provided in an embodiment of the present invention.

Specific implementation mode

In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.

The realization of the present invention is described in detail below in conjunction with specific embodiment.

The first embodiment of the invention provides a kind of single layer mutual capacitance touchscreens 1, referring to Fig. 2, including：

Multiple induction electrode units 10 being set up in parallel, each induction electrode unit 10 include multiple first electrode (such as Fig. 2 Shown in be respectively Y1 to Yn electrode) with multiple second electrodes the electrode of X1 to Xm (as shown in Figure 2 respectively), it is described more A first electrode is with the multiple second electrode for coupling to form multiple mutual capacitance sense nodes, wherein for each induction The number of electrode unit 10, the multiple first electrode is a, and the number of the multiple second electrode is m, and m is more than or equal to 5 Natural number, a are the natural number more than or equal to 4；

A plurality of first lead wire L1, one individual first electrode of every 1 first lead wire L1 connections；And

A plurality of second lead wire L2, one individual second electrode of every 1 second lead wire L2 connections.

Wherein, the first lead wire L1 and the second lead wire L2 being connected with same induction electrode unit 10 are located at institute State the opposite sides of same induction electrode unit 10.

Specifically, the multiple above-mentioned induction electrode units 10 being arranged together, each induction electrode list are arranged on touch screen 1 Corresponding lead wire L1, L2 connection different from one of each first electrode and each second electrode in member 10, it is adjacent Cabling area (not indicating) is formed between two induction electrode units 10, such as the second electrode of two induction electrode units 10 is adjacent, two Each second electrode in row second electrode is connected to binding area B by a different lead wires from cabling area, binds area B It is inside provided with the tie point being connect with the lead wire in sequence, lead wire does not intersect between each other, the cabling side of lead wire Formula can there are many kinds of, as long as non-intersecting between each other, a kind of preferred cabling mode is：The lead wire of each electrode Including the first lead wire section and the second lead wire section, the first lead wire section is mutually connected vertically with the second lead wire section, and first draws Wiring section is connected with electrode and parallel and X-direction, the second lead wire section and the tie point connection in binding area and parallel and Y-axis Direction.

For an induction electrode unit, the multiple first electrode includes at least the electrode of first kind and second kind electrode, often The number that one electrode of first kind forms mutual capacitance sense node with second electrode is different from each second kind electrode and second electrode The number of mutual capacitance sense node is formed, the multiple second electrode includes at least the electrode of third kind and the 4th class electrode, wherein The number that each electrode of third kind forms mutual capacitance sense node with first electrode is different from every 1 the 4th class electrode and the first electricity Pole forms the number of mutual capacitance sense node, specifically, such as first electrode Y1, Y3 to Yn- in each row first electrode in Fig. 2 1 belongs to the electrode of first kind, and second electrode Y2, Y4 to Yn in each row first electrode belong to second kind electrode, each first kind The number that electrode and second electrode form mutual capacitance sense node is 1, such as first electrode Y1 in first electrode and the Two electrodes form 1 mutual capacitance 101, and the number that each second kind electrode forms mutual capacitance sense node with second electrode is 3, Such as second electrode Y2 in first electrode forms 3 mutual capacitance 102,103 and 104 with second electrode；Each row second electrode In first electrode X1 belong to the electrode of third kind, second electrode X2 in each row second electrode belongs to the 4th class electrode, often The number that one electrode of third kind forms mutual capacitance sense node with first electrode is 2, such as first electricity in second electrode Pole X1 forms 2 mutual capacitance 101 and 102 with first electrode, and every 1 the 4th class electrode forms mutual capacitance induction with first electrode and saves The number of point is that second electrode X2 in 1, such as second electrode forms 1 mutual capacitance 103 with first electrode；It needs to illustrate , label Y1, Y2 in Fig. 2 in each column first electrode are divided to Yn not in accordance with the electrode of first kind and second kind electrode , for example, the label in first row first electrode only has Y1 and Y2, the first electrode marked as Y1 is not represented and belongs to first kind electricity Pole, while the first electrode also not represented marked as Y2 belongs to second kind electrode.

The multiple first electrode is driving electrodes and the multiple second electrode is receiving electrode or the multiple first Electrode is receiving electrode and the multiple second electrode is driving electrodes, as shown in figure 4, the driving electrodes and a touch control Chip 300 connects, and is used for 300 output signal of touch control chip, the receiving electrode and the touch control chip 300 connections, the signal exported for receiving the touch control chip 300.

Preferably, each second kind electrode forms the number of mutual capacitance sense node different from each third with second electrode Class electrode forms the number of mutual capacitance sense node with first electrode, and each second kind electrode forms mutual capacitance with second electrode The number of sense node is different from the number that every 1 the 4th class electrode forms mutual capacitance sense node with first electrode.

Specifically, second electrode Y2 in first electrode forms mutual capacitance sense node with second electrode as shown in Figure 2 Number be 3, the number that first electrode X1 in second electrode forms mutual capacitance sense node with first electrode is 2, The number that second electrode X2 in second electrode forms mutual capacitance sense node with first electrode is 1.

Preferably, each electrode of first kind forms mutual capacitance sense node, every 1 second class at least one second electrode Electrode and at least two electrode of third kind form mutual capacitance sense node and form mutual capacitance sense at least one 4th class electrode Answer node, each electrode of third kind and at least two first electrodes form mutual capacitance sense node, every 1 the 4th class electrode with extremely A few first electrode forms mutual capacitance sense node.

Preferably, each electrode of first kind and the electrode of third kind one mutual capacitance sense node of formation, every 1 second Class electrode and two electrode of third kind form two mutual capacitance sense nodes and form mutual capacitance at least one 4th class electrode Sense node, each electrode of third kind and two first electrodes form two mutual capacitance sense nodes, every 1 the 4th class electrode with One second kind electrode forms mutual capacitance sense node.

Specifically, first electrode Y1 in first electrode as shown in Figure 2 and first electrode X1 shape in second electrode At mutual capacitance sense node, second electrode Y2 in first electrode respectively with two electrode of third kind (in second electrode One electrode X1 and third electrode X3) formed mutual capacitance sense node and with a 4th class electrode (the in second electrode Two electrode X2) form mutual capacitance sense node, first electrode X1 in second electrode and two first electrode (first electrodes In first electrode Y1 and first electrode in second electrode Y2) form mutual capacitance sense node, the in second electrode Two electrode X2 and a first electrode form mutual capacitance sense node.

Preferably, according to the difference of area, the first electrode is divided into the electrode of first kind and second kind electrode, the second electricity Pole is divided into the electrode of third kind and the 4th class electrode, wherein and the area of second kind electrode is J times of the area of the electrode of first kind, It is positive number that the area of the electrode of third kind, which is K times, J, K of area of the 4th class electrode, and J is more than K, J=3, K in the present embodiment =2.

Preferably, for an induction electrode unit in the present embodiment, first electrode includes two electrodes of first kind, the second class Electrode between described two electrodes of first kind, arrange, and the multiple by the electrode of third kind and the 4th class electrode alternate intervals The both ends of second electrode are respectively the electrode of third kind.

Preferably, each mutual capacitance sense node is that first electrode is formed with second electrode cross-couplings, specifically, please join Read Fig. 3, wherein first electrode 200 forms mutual capacitance sense node with 100 cross-couplings of second electrode.

Preferably, multiple induction electrode units mirror symmetry two-by-two, first row induction electrode unit as shown in Figure 2 with Secondary series induction electrode unit mirror symmetry two-by-two.

Preferably, each induction electrode unit is identical.

Preferably, each second kind electrode and two electrode of third kind formed two mutual capacitance sense nodes and with one 4th class electrode forms a mutual capacitance sense node.

The embodiment of the present invention also provides a kind of touch panel device, and the touch panel device includes that above-mentioned single layer mutual capacitance is touched Touch screen 1.

The touch panel device further comprises the touch control chip 300, referring to Fig. 4, the touch control core Piece 300 is all connected with the first electrode in the multiple induction electrode unit 10 with second electrode, is obtained for carrying out capacitance sensing Obtain touch information.

The first embodiment that the touch control chip 300 is connect with the multiple induction electrode unit 10 is：Institute The different pins that multiple first electrodes are connected respectively to touch control chip 300 by a plurality of first lead wire L1 are stated, it is described more A second electrode is divided into multiple electrodes group, and each electrode group includes an at least second electrode, and second in same electrode group Electrode is non-adjacent, and the second electrode in same electrode group is connected to touch control chip 300 by a plurality of second lead wire L2 Same pin, the second electrode in Different electrodes group are connected to the different pins of touch control chip 300.

Second of embodiment that the touch control chip 300 is connect with each induction electrode unit 10 be：It is described more A first electrode is divided into multiple electrodes group, and each electrode group includes an at least first electrode, and first in same electrode group Electrode is non-adjacent, and the first electrode in same electrode group is connected to touch control chip 300 by a plurality of first lead wire L1 Same pin, the first electrode in Different electrodes group are connected to the different pins of touch control chip 300, the multiple second electricity Pole is connected respectively to the different pins of touch control chip 300 by a plurality of second lead wire L2.

Above-mentioned second of embodiment is illustrated below by Fig. 2, the multiple first electrode is arranged in row, described Multiple second electrodes are arranged in row, the electrode of X1 to Xm in each row second electrode in each induction electrode unit are connected to tactile The different pins for touching control chip 300, each second electrode in same position order are touched by the second lead wire L2 and one The same pin connection of chip 300 is controlled, the electrode in each row first electrode is divided into two electrode groups, wherein will be located at each row The electrode of odd-numbered line is divided into an electrode group in first electrode, and the electrode of the even number line in each row first electrode is divided into one Electrode group, for example, the electrode in first row electrode marked as Y1 is an electrode group, the electrode marked as Y2 is another electrode Group, the electrode in other row electrodes marked as Y3, Y4 to Yn belong to different electrode groups, the first electrode in same electrode group The same pin of touch control chip 300 is connected to by the first lead wire L1, the first electrode in Different electrodes group connects It is connected to the different pins of touch control chip 300.

In the present embodiment, since first electrode is divided into n electrode group, each row first in the single layer mutual capacitance touchscreens Electrode is divided into two electrode groups, and therefore, the columns of the induction electrode unit is n/2, the positive multiple that wherein n is 2 or 2, due to There is m electrode in each row second electrode in each induction electrode unit 10, then the total number of second electrode is m × n/2, each Second electrode has a second lead wire L2 to binding area B, therefore, shares m × n/2 the second lead wires of item L2；It is every in order to make First electrode corresponds to form mutual capacitance sense node with second electrode formation in one induction electrode unit 10, and ensures figure Symmetry, the number a=(m+3)/2 of each row first electrode, then the total number of first electrode be (m+3) × n/4, Mei Ge One electrode has a first lead wire L1, therefore, shares (m+3) × n/4 the first lead wires of item L1.So can be easy to It obtains, required total lead wire number is [(m × n/2)+(m+3) × n/4]=(mn+n) 3/4, wherein m=2k₁+ 3, a =k₁+ 3, k₁For the natural number more than or equal to 1.

Preferably, when in two adjoining row second electrodes of the adjacent two row induction electrode unit in the Y-axis direction with When binding the same pin of the farthest two second electrodes connection touch control chip 300 of distance in area, two second electrodes The second lead-out wire L2 connect altogether in cabling area.

Specifically introduce the specific implementation mode in the present embodiment by way of example below：

The first embodiment please refers to Fig. 5 a, wherein m=5, n=4, i.e., each row in each induction electrode unit 10 The number of second electrode is 5, and one shares 2 row induction electrode units, and therefore, the total number of second electrode is m × n/2=10, Each second electrode has a second lead wire L2, shares m × n/2=10 the second lead wires of item L2；Each induction electrode list Number a=(m+3)/2=4 of each row first electrode in member 10, then the total number of first electrode is (m+3) × n/4=8, often A first electrode has a first lead wire L1, therefore, shares (m × n+n) × 3/4=8 the first lead wires of item L1.So It can be easy to obtain, required lead wire number is [((m × n ×/2)+(m+3) × n/4]=(mn+n) 3/4=18.Actually answer Used time, the adjacent X5 electrodes lead wire in bottom can merge, and lead wire quantity total in this way is 18-1=17, and is shared (3m+1) × n/4=(3 × 5+1) × 4/4=16 mutual capacitance sense node.

Second of embodiment please refers to Fig. 5 b, wherein m=5, n=8, i.e., each row in each induction electrode unit 10 The number of second electrode is 5, and one shares 4 row induction electrode units, and therefore, the total number of second electrode is m × n/2=20, Each second electrode has a second lead wire L2, shares m × n/2=20 the second lead wires of item L2；Each induction electrode list Number a=(m+3)/2=4 of each row first electrode in member 10, then the total number of first electrode is (m+3) × n/4=16, often A first electrode has a first lead wire L1, therefore, shares (m+3) × n/4=16 the first lead wires of item L1.So can To be easy to obtain, required lead wire number is [(m × n/2)+(m+3) × n/4]=(mn+n) 3/4=36.When practical application, The adjacent X5 electrodes lead wire in bottom can merge, and lead wire quantity total in this way is 36-2=34, and shares (3m+1) × n/4=32 mutual capacitance sense node.

The third embodiment please refers to Fig. 5 c, wherein m=7, n=4, i.e., each row in each induction electrode unit 10 The number of second electrode is 7, and one shares 2 row induction electrode units, and therefore, the total number of second electrode is m × n/2=14, Each second electrode has a second lead wire L2, shares m × n/2=14 the second lead wires of item L2；Each induction electrode list Number a=(m+3)/2=5 of each row first electrode in member 10, then the total number of first electrode is (m+3) × n/4=10, often A first electrode has a first lead wire L1, therefore, shares (m+3) × n/4=10 the first lead wires of item L1.So can To be easy to obtain, required lead wire number is [(m × n/2)+(m+3) × n/4]=(mn+n) 3/4=24.When practical application, The adjacent X7 electrodes lead wire in bottom can merge, and lead wire quantity total in this way is 24-1=23；And share (3m+1) × n/4=22 mutual capacitance sense node.

4th kind of embodiment, please refers to Fig. 5 d, wherein m=7, n=8, i.e., each row in each induction electrode unit 10 The number of second electrode is 7, and one shares 4 row induction electrode units, and therefore, the total number of second electrode is m × n/2=28, Each second electrode has a second lead wire L2, shares m × n/2=28 lead wire；In each induction electrode unit 10 Number a=(m+3)/2=5 of each row first electrode, then the total number of first electrode be (m+3) × n/4=20, each first Electrode has a first lead wire L1, therefore, shares (m+3) × n/4=20 the first lead wires of item L1.So can hold very much It easily obtains, required lead wire number is [(m × n/2)+(m+3) × n/4]=(mn+n) 3/4=48.When practical application, bottom Adjacent X7 electrodes lead wire can merge, and number of leads total in this way is 48-2=46；And share (3m+1) × n/4=44 A mutual capacitance sense node.

5th kind of embodiment, please refers to Fig. 5 e, wherein m=9, n=4, i.e., each row in each induction electrode unit 10 The number of second electrode is 9, and one shares 2 row induction electrode units, and therefore, the total number of second electrode is m × n/2=18, Each second electrode has a second lead wire L2, shares m × n/2=18 the second lead wires of item L2；Each induction electrode list Number a=(m+3)/2=6 of each row first electrode in member 10, then the total number of first electrode is (m+3) × n/4=12, often A first electrode has a first lead wire L1, therefore, shares (m+3) × n/4=12 the first lead wires of item L1.So can To be easy to obtain, required lead wire number is [(m × n/2)+(m+3) × n/4]=(mn+n) 3/4=30.Therefore, total to draw The quantity of line is (mn+n) 3/4=30, and when practical application, the adjacent X9 electrodes lead wire in bottom can merge, total in this way The quantity of lead is 30-1=29；And share (3m+1) × n/4=28 mutual capacitance sense node.

6th kind of embodiment, please refers to Fig. 5 f, wherein m=9, n=8, i.e., each in each row induction electrode unit 10 The number of row second electrode is 9, and one shares 4 row induction electrode units, and therefore, the total number of second electrode is m × n/2= 36, each second electrode has a second lead wire L2 to binding area B, shares m × n/2=36 lead wire；Each row sense Number a=(m+3)/2=6 of each row first electrode in electrode unit 10 is answered, then the total number of first electrode is (m+3) × n/ Therefore 4=24 shares (m+3) × n/4=24 lead wire.So can be easy to obtain, required lead wire number is [(m × n/2)+(m+3) × n/4]=(mn+n) 3/4=60.Therefore, the quantity of total lead is (mn+n) 3/4=60, practical application When, the adjacent X9 electrodes lead wire in bottom can merge, and the quantity of lead total in this way is 60-2=58；And share (3m+ 1) × n/4=56 mutual capacitance sense node, the mutual capacitance sense node include such as the mutual capacitance sense node in Fig. 6 f 701, mutual capacitance sense node 714, mutual capacitance sense node 715, mutual capacitance sense node 728, mutual capacitance sense node 729, Mutual capacitance sense node 742, mutual capacitance sense node 743 and mutual capacitance sense node 756 etc..

First electrode and second electrode in the embodiment of the present invention are all divided into individual node cabling, compare and whole electrode array Disturb small, touch precision height；Moreover, channel isolation is not needed between first electrode and second electrode,；And first electrode or second For electrode without setting turning, symmetry is more preferable；Finally, lead-out wire is not had to pass through between first electrode and second electrode, it will not Influence coupled capacitor；

A kind of single layer mutual capacitance touchscreens 2 of second of embodiment of the invention, referring to Fig. 6, including multiple be set up in parallel Induction electrode unit 20, each induction electrode unit 20 include that multiple first electrodes (are respectively the electricity of Y1 to Yn as shown in Figure 6 Pole) and multiple second electrodes (being respectively the electrode of X1 to Xm as shown in Figure 6), it is described for each induction electrode unit 20 Multiple first electrodes include at least the electrode of first kind and second kind electrode, and each electrode of first kind forms mutual capacitance with second electrode The number of sense node is different from the number that each second kind electrode and second electrode form mutual capacitance sense node, and every 1 first Class electrode (for example, first electrode Y1, Y3 to Yn-1 in each row first electrode) forms mutual capacitance induction with second electrode and saves The number of point is 1, each second kind electrode (for example, second electrode Y2, Y4 to Yn in each row first electrode) and second The number that electrode forms mutual capacitance sense node is 2, and the multiple second electrode includes at least the electrode of third kind and the 4th class Electrode, wherein the number that each electrode of third kind forms mutual capacitance sense node with first electrode is different from every 1 the 4th class electrode The number of mutual capacitance sense node, each electrode of third kind (first electrode in each row second electrode are formed with first electrode X1 belongs to the electrode of third kind) number of mutual capacitance sense node is formed with first electrode is 2, every 1 the 4th class electrode (each row Second electrode X2 in second electrode) number of mutual capacitance sense node is formed with first electrode is 1, specifically, such as Fig. 4 In first electrode in first electrode Y1 and second electrode form 1 mutual capacitance sense node 201, the in first electrode Two electrode Y2 and second electrode form 4 mutual capacitance sense nodes 202,203,204 and 205, first in second electrode Electrode X1 forms 2 mutual capacitance sense nodes 201 and 202, second electrode X2 and first in second electrode with first electrode Electrode forms 1 mutual capacitance sense node 203.

Specifically, second electrode Y2 in first electrode forms mutual capacitance sense node with second electrode as shown in Figure 6 Number be 4, the number that first electrode X1 in second electrode forms mutual capacitance sense node with first electrode is 2, The number that second electrode X2 in second electrode forms mutual capacitance sense node with first electrode is 1.

Specifically, first electrode Y1 in first electrode as shown in Figure 6 and first electrode X1 shape in second electrode At mutual capacitance sense node, second electrode Y2 in first electrode respectively with two electrode of third kind (in second electrode One electrode X1 and the 4th electrode X4) formed mutual capacitance sense node and with two the 4th class electrodes (the in second electrode Two electrode X2 and third electrode X3) mutual capacitance sense node is formed, first in second electrode electrode X1 and two the One electrode (second electrode Y2 in first electrode Y1 and first electrode in first electrode) forms mutual capacitance sense node, Second electrode X2 and a first electrode in second electrode form mutual capacitance sense node.

Preferably, according to the difference of area, the first electrode is divided into the electrode of first kind and second kind electrode, the second electricity Pole is divided into the electrode of third kind and the 4th class electrode, wherein and the area of second kind electrode is J times of the area of the electrode of first kind, It is positive number that the area of the electrode of third kind, which is K times, J, k of area of the 4th class electrode, and J is more than K, J=4, K in the present embodiment =2.

Preferably, in the present embodiment for a row induction electrode unit, first electrode includes two electrodes of first kind, and second Class electrode is between described two electrodes of first kind, and the electrode of third kind and two the 4th class electrode alternate intervals are arranged, and institute The both ends for stating multiple second electrodes are respectively the electrode of third kind.

Preferably, the mirror symmetry two-by-two of the multiple induction electrode unit 20, first row induction electrode as shown in Figure 4 Unit and secondary series induction electrode unit mirror symmetry two-by-two.

Preferably, each induction electrode unit is identical.

Preferably, each second kind electrode and two electrode of third kind formed two mutual capacitance sense nodes and with two 4th class electrode forms two mutual capacitance sense nodes.

The embodiment of the present invention also provides a kind of touch panel device, and the touch panel device includes that above-mentioned single layer mutual capacitance is touched Touch screen.

The touch panel device further comprises touch control chip 300 (being not shown see Fig. 4, Fig. 6), the touch control Chip 300 is all connected with the first electrode in each induction electrode unit 20 with second electrode, for carrying out capacitance sensing acquisition Touch information.

Specifically, the multiple first electrode is arranged in row, the multiple second electrode is arranged in row, for each induced electricity The electrode of X1 to Xm is connected to the different pins of touch control chip 300 in each row second electrode in pole unit 20, is in phase Each second electrode with location order is connect by a plurality of second lead wire L4 with the same pin of a touch control chip 300. Electrode in each row first electrode is divided into two electrode groups, wherein is divided into the electrode of the odd-numbered line in each row first electrode The electrode of the even number line in each row first electrode is divided into an electrode group by one electrode group, for example, first row electrode is got the bid Number electrode for being Y1 is an electrode group, and the electrode marked as Y2 is another electrode group, marked as Y3, Y4 in other row electrodes Electrode to Yn belongs to different electrode groups, and the first electrode in same electrode group is connected to by a plurality of first lead wire L3 The same pin of touch control chip 300, the difference that the first electrode in Different electrodes group is connected to touch control chip 300 are drawn Foot.

In the present embodiment, since first electrode is divided into n electrode group, each row first in the single layer mutual capacitance touchscreens Electrode is divided into two electrode groups, and therefore, the columns of the induction electrode unit 20 is n/2, the positive multiple that wherein n is 4 or 4, by Each row second electrode has m second electrode in each induction electrode unit 20, then the total number of second electrode is m × n/2, Each second electrode has a lead wire to binding area, therefore, shares m × n/2 the second lead wires of item L4；In order to make each sense It answers second electrode in electrode unit 20 to form mutual corresponding mutual capacitance sense node with first electrode, ensures the symmetrical of figure Property, therefore, the number a=(m+5)/3 of each row first electrode in each induction electrode unit 20, then the total number of first electrode For (m+5) × n/6, each first electrode has a first lead wire L3, therefore, shares (m+5) × n/6 the first lead wires of item L3.So can be easy to obtain, required total lead wire number is (4m+5) × n/6, wherein m=3k₃+ 4, a=k₃+ 3, k₃For the natural number more than or equal to 1.

The first embodiment please refers to Fig. 7 a, wherein m=7, n=4, i.e., each row in each induction electrode unit 20 The number of second electrode is 7, and one shares 2 row induction electrode units, and therefore, the total number of second electrode is m × n/2=14, Each second electrode has a second lead wire L4, shares m × n/2=14 the second lead wires of item L4；Each induction electrode list Number a=(m+5)/3=4 of each row first electrode in member 20, then the total number of first electrode is (m+5) × n/6=8, often A first electrode has a first lead wire L3, therefore, shares (m+5) × n/6=8 the first lead wires of item L3.So can be with It is easy to obtain, required lead wire number is (4m+5) × n/6=22.When practical application, the adjacent X7 electrodes in bottom, which draw, to be connect Line can merge, the quantity 22-1=21 of lead total in this way；And share (4m+2) × n/6=20 mutual capacitance induction section Point.

Second of embodiment please refers to Fig. 7 b, wherein m=7, n=8, i.e., each row in each induction electrode unit 20 The number of second electrode is 7, and one shares 4 row induction electrode units, and therefore, the total number of second electrode is m × n/2=28, Each second electrode has a second lead wire L4, shares m × n/2=28 the second lead wires of item L4；Each induction electrode list Number a=(m+5)/3=4 of each row first electrode in member 20, then the total number of first electrode is (m+5) × n/6=16, often A first electrode has a first lead wire L3, therefore, shares (m+5) × n/6=16 the first lead wires of item L3.So can To be easy to obtain, required lead wire number is (4m+5) × n/6=44.When practical application, the adjacent X7 electrodes in bottom draw Wiring can merge, the quantity 44-2=42 of lead total in this way；Also, shared (4m+2) × n/6=40 mutual capacitance induction Node.

The third embodiment please refers to Fig. 7 c, wherein m=10, n=4, i.e., each row in each induction electrode unit 20 The number of second electrode is 10, and one shares 2 row induction electrode units 20, and therefore, the total number of second electrode is m × n/2= 20, each second electrode has a second lead wire L4, shares m × n/2=20 the second lead wires of item L4；Each row induced electricity Number a=(m+5)/3=5 of each row first electrode in pole unit 20, then the total number of first electrode is (m+5) × n/6= 10, each first electrode has a first lead wire L3, therefore, shares (m+5) × n/6=10 the first lead wires of item L3.Institute Can be easy to obtain, the quantity of total lead is (m n+n) 3/4=(5 × 4+4) × 3/4=30, when practical application, most The adjacent X10 electrodes lead wire in lower end can merge, the quantity 30-1=29 of lead total in this way；And share (4m+2) × n/ 6=28 mutual capacitance sense node.

4th kind of embodiment, please refers to Fig. 7 d, wherein m=10, n=8, i.e., each row in each induction electrode unit 20 The number of second electrode is 10, and one shares 4 row induction electrode units, and therefore, the total number of second electrode is m × n/2=40, Each second electrode has a second lead wire L4, shares m × n/2=40 the second lead wires of item L4；Each induction electrode list Number a=(m+5)/3=5 of each row first electrode in member 20, then the total number of first electrode is (m+5) × n/6=20, often A first electrode has a first lead wire L3, therefore, shares (m+5) × n/6=20 the first lead wires of item L3.So can To be easy to obtain, the quantity of total lead is (m n+n) 3/4=(5 × 4+4) × 3/4=60, when practical application, bottom Adjacent X10 electrodes lead wire can merge, the quantity 60-2=58 of lead total in this way；And share (4m+2) × n/6= 56 mutual capacitance sense nodes.

5th kind of embodiment, please refers to Fig. 7 e, wherein m=13, n=4, i.e., each row in each induction electrode unit 20 The number of second electrode is 13, and one shares 2 row induction electrode units, and therefore, the total number of second electrode is m × n/2=26, Each second electrode has a second lead wire L4, shares m × n/2=26 the second lead wires of item L4；Each induction electrode list Number a=(m+5)/3=6 of each row first electrode in member 20, then the total number of first electrode is (m+5) × n/6=12, often A first electrode has a first lead wire L3, therefore, shares (m+5) × n/6=12 the first lead wires of item L3.So can To be easy to obtain, the quantity of total lead is (m n+n) 3/4=(5 × 4+4) × 3/4=38, when practical application, bottom Adjacent X13 electrodes lead wire can merge, the quantity 38-1=37 of lead total in this way；And share (4m+2) × n/6= 36 mutual capacitance sense nodes.

6th kind of embodiment, please refers to Fig. 7 f, wherein m=13, n=8, i.e., each row in each induction electrode unit 20 The number of second electrode be 13 second electrodes, one shares 4 row induction electrode units, therefore, the total number of second electrode be m × N/2=52, each second electrode have a second lead wire L4, share m × n/2=52 the second lead wires of item L4；Each row Number a=(m+5)/3=6 of each row first electrode in induction electrode unit 20, then the total number of first electrode be (m+5) × N/6=24, each first electrode have a first lead wire L3 to binding area, therefore, share (m+5) × n/6=24 articles the One lead wire L3.So can be easy to obtain, the quantity of total lead is (m n+n) 3/4=(5 × 4+4) × 3/4=76, When practical application, the adjacent X12 electrodes lead wire in bottom can merge, and the quantity of lead total in this way is 76-2=74；And And shared (4m+2) × n/6=72 mutual capacitance sense node, the capacitive sensing node includes such as the mutual capacitance sense in Figure 10 f Answer node 901, mutual capacitance sense node 918, mutual capacitance sense node 919, mutual capacitance sense node 936, mutual capacitance induction section Point 937, mutual capacitance sense node 954, mutual capacitance sense node 955 and mutual capacitance sense node 972 etc..

A kind of single layer mutual capacitance touchscreens of the third embodiment of the invention, referring to Fig. 8, including：

Multiple induction electrode units 30 being set up in parallel, each induction electrode unit 30 include multiple first electrode (such as Fig. 8 Shown in be respectively Y1 to Yn electrode) with multiple second electrodes the electrode of X1 to Xm (as shown in Figure 8 respectively), it is described more A first electrode is with the multiple second electrode for coupling to form multiple mutual capacitance sense nodes, wherein for each induction The number of electrode unit 30, the multiple first electrode is a, and the number of the multiple second electrode is m, and m is more than or equal to 7 Natural number, a are the natural number more than or equal to 7；

A plurality of first lead wire L5, one individual first electrode of every 1 first lead wire L5 connections；And

A plurality of second lead wire L6, one individual second electrode of every 1 second lead wire L6 connections.

Wherein, the first lead wire L5 and the second lead wire L6 being connected with same induction electrode unit 30 are located at institute State the opposite sides of same induction electrode unit 30.

For an induction electrode unit 30, the multiple first electrode includes at least the electrode of first kind and second kind electrode, The number that each electrode of first kind forms mutual capacitance sense node with second electrode is different from each second kind electrode and the second electricity Pole forms the number of mutual capacitance sense node, and the multiple second electrode includes at least the electrode of third kind and the 4th class electrode, In each electrode of third kind and first electrode form the number of mutual capacitance sense node and be different from every 1 the 4th class electrode and first Electrode forms the number of mutual capacitance sense node, and the multiple first electrode further comprises the 5th class electrode, and the multiple the Two electrodes further comprise the 6th class electrode, wherein for an induction electrode unit 30, the number of the electrode of first kind and the 6th class The number of electrode is identical, and the number of second kind electrode is identical as the number of the 4th class electrode, the number and third of the 5th class electrode The number of class electrode is identical.

Preferably, as shown in figure 8, each electrode of first kind (such as first electrode Y1 of first row first electrode) and the Two electrodes form number and every 1 the 4th class electrode (such as second electrode of first row second electrode of mutual capacitance sense node X1 it is identical that the number of mutual capacitance sense node) is formed with first electrode, is 1 mutual capacitance sense node；Every 1 second class electricity Pole (such as first electrode Y2 of first row first electrode) and second electrode formed the number of mutual capacitance sense node with it is each 6th class electrode (such as penultimate electrode Xm-1 of first row second electrode) forms mutual capacitance induction with first electrode and saves The number of point is identical, is 3 mutual capacitance sense nodes；Every 1 the 5th class electrode (such as first row first electrode last A electrode Y3) number and each electrode of third kind (such as the second electricity of first row of mutual capacitance sense node is formed with second electrode First electrode X1 of pole) it is identical as the first electrode formation number of mutual capacitance sense node, it is 2 mutual capacitance induction sections Point；.

Preferably, the arrangement mode of the multiple first electrode and the row after the multiple second electrode entirety turned upside down Mode for cloth is identical, and the multiple first electrode is identical as the second electrode one-to-one correspondence after whole turned upside down respectively.

Preferably, the area of the electrode of first kind, second kind electrode and the 5th class electrode is different, the electrode of third kind, the 4th class The area of electrode and the 6th class electrode is different, and the area of the electrode of first kind is identical as the area of the 4th class electrode, the 5th class electricity The area of pole is identical as the area of the electrode of third kind, and the area of second kind electrode is identical as the area of the 6th class electrode.

Specifically, the area of second kind electrode is 3 times of area of the electrode of first kind in the present embodiment, the 5th class electrode Area is 2 times of the area of the electrode of first kind, and the area of the electrode of third kind is 2 times of the area of the 4th class electrode, the 6th class electricity The area of pole is 3 times of the area of the 4th class electrode.

In each row first electrode, first first electrode is the electrode of first kind, from second first electrode to the a₁It is second kind electrode in a first electrode, from a₁The electrode of first kind and in+1 first electrode to a-th of first electrode Five class electrode gaps are alternately arranged, a₁+ 1 first electrode is the electrode of first kind, and a-th of first electrode is the 5th class electrode, Wherein, a=3k₂+ 4, a₁=k₂+ 2, k₂For the natural number more than or equal to 1；

In each row second electrode, from first second electrode to m₁The electrode of third kind and in a second electrode Four class electrode gaps are alternately arranged, and the second electrode for being located at odd-numbered line is the electrode of third kind, and the second electrode positioned at even number line is 4th class electrode, from m₁It is the 6th class electrode, m-th of second electrode in+1 second electrode to the m-1 second electrode For the electrode of third kind, wherein m=3k₂+ 4, m₁=2k₂+ 2, k₂For the natural number more than or equal to 1；

Each electrode of first kind and second electrode form a mutual capacitance sense node, each second kind electrode with Three adjacent second electrodes form three mutual capacitance sense nodes, each the 5th class electrode and two adjacent second electrodes Two mutual capacitance sense nodes are formed, each electrode of third kind forms two mutual capacitance with two adjacent first electrodes and incudes Node, each the 4th class electrode and first electrode form a mutual capacitance sense node, each the 6th class electrode with Three adjacent first electrodes form three mutual capacitance sense nodes.

The touch panel device further comprises touch control chip 300 (being not shown see Fig. 4, Fig. 8), the touch control Chip 300 is all connected with the first electrode in the multiple induction electrode unit 30 with second electrode, for carrying out capacitance sensing Obtain touch information.

Specifically, the multiple first electrode is arranged in row, the multiple second electrode is arranged in row, for each induced electricity The electrode of X1 to Xm is connected to the different pins of touch control chip 300 in each row second electrode in pole unit 30, is in phase Each second electrode with location order is connect by the second lead wire L6 with the same pin of a touch control chip 300.Each row Electrode in first electrode is divided into three electrode groups, wherein by each row first electrode the 1st, 4 and the electricity of the positions 3j+1 Pole is divided into an electrode group, and the electrode of the 2nd, 5 and the positions 3j+2 in each row first electrode is divided into an electrode The electrode of the positions 3,6 and 3j+3 in each row first electrode is divided into an electrode group by group, and j is whole more than or equal to 0 Number, for example, the electrode in first row electrode marked as Y1 is first electrode group, the electrode marked as Y2 is second electrode Group, electrode marked as Y3 are third electrode group, and the electrode in other row electrodes marked as Y4, Y5 to Yn belongs to different Electrode group, the first electrode in same electrode group are connected to the same of touch control chip 300 by the first lead wire L5 Pin, the first electrode in Different electrodes group are connected to the different pins of touch control chip 300.

In the present embodiment, since first electrode is divided into n electrode group, each row first in the single layer mutual capacitance touchscreens Electrode is divided into three electrode groups, and therefore, the columns of the induction electrode unit is n/3, the positive multiple that wherein n is 3 or 3, due to The number of each row second electrode is m in each row induction electrode unit 30, wherein m=3k₃+ 4, k₃For more than or equal to 1 from So number, then the total number of second electrode is m × n/3, and each second electrode has a second lead wire L6, therefore, shared m × The second lead wire of n/3 items L6；In order to make second electrode in each row induction electrode unit 30 be corresponded with first electrode formation Mutual capacitance sense node, and ensure the symmetry of figure, of each row first electrode in each row induction electrode unit 30 Number a=m, then the total number of first electrode is m × n/3, and each first electrode has a first lead wire L5, therefore, shares m × n/3 the first lead wires of item L5.So required lead wire number is [m × n/3+m × n/3]=2m × n/3.Each row induction Second electrode forms mutual corresponding mutual capacitance sense node with first electrode in electrode unit 30, shares (2m-1) * n/3 electricity Hold node.

The first embodiment please refers to Fig. 9 a, wherein m=7, n=6, i.e., each in each row induction electrode unit 30 The number of row second electrode is 7, and one shares 2 row induction electrode units 30, and therefore, the total number of second electrode is m × n/3= 14, each second electrode has a second lead wire L6, shares m × n/2=14 the second lead wires of item L6；Each row induced electricity The number a=m=7 of each row first electrode in pole unit 30, then the total number of first electrode be m × n/3=14, each first Electrode has a first lead wire L5, therefore, shares m × n/3=14 the first lead wires of item L5.So can be easy to Go out, the number of required lead wire is 2m × n/3=28.When practical application, the adjacent X7 electrodes lead wire in bottom can merge, The quantity of lead wire total in this way is 28-1=27；And share (2m-1) × n/3=26 mutual capacitance sense node.

Second of embodiment please refers to Fig. 9 b, wherein m=7, n=12, i.e., each in each row induction electrode unit 30 The number of row second electrode is 7, and one shares 4 row induction electrode units 30, and therefore, the total number of second electrode is m × n/3= 28, each second electrode has a second lead wire L6, shares m × n/2=28 the second lead wires of item L6；Each row induced electricity The number a=m=7 of each row first electrode in pole unit 30, then the total number of first electrode be m × n/3=28, each first Electrode has a first lead wire L5, therefore, shares m × n/3=28 the first lead wires of item L5.So required lead wire number Mesh is 2m × n/3=56.When practical application, the adjacent X7 electrodes lead wire in bottom can merge, the number of lead total in this way Amount is 56-2=54；And share (2m-1) × n/3=52 mutual capacitance sense node.

The third embodiment please refers to Fig. 9 c, wherein m=10, n=6, i.e., each in each row induction electrode unit 30 The number of row second electrode is 10, and one shares 2 row induction electrode units 30, and therefore, the total number of second electrode is m × n/3 =20, each second electrode has a second lead wire L6, shares m × n/2=20 the second lead wires of item L6；Each row induction The number a=m=10 of each row first electrode in electrode unit 30, then the total number of first electrode is m × n/3=20, each First electrode has a second lead wire L6, therefore, shares m × n/3=20 the second lead wires of item L6.So can hold very much It easily obtains, required lead wire number is 2m × n/3=40.When practical application, the adjacent X10 electrodes lead wire in bottom can close And the quantity of lead total in this way is 40-1=39；And share (2m-1) × n/3=38 mutual capacitance sense node.

4th kind of embodiment, please refers to Fig. 9 d, wherein m=10, n=12, i.e., every in each row induction electrode unit 30 The number of one row second electrode is 10, and one shares 4 row induction electrode units 30, and therefore, the total number of second electrode is m × n/ 3=40, each second electrode have a second lead wire L6, share m × n/2=40 the second lead wires of item L6；Each row sense The number a=m=10 of each row first electrode in electrode unit 30 is answered, then the total number of first electrode is m × n/3=40, often A first electrode has a first lead wire L5, therefore, shares m × n/3=40 the first lead wires of item L5.So required draw Wiring number is 2m × n/3=80.When practical application, the adjacent X10 electrodes lead wire in bottom can merge, and total in this way draws The quantity 80-2=78 of line；And share (2m-1) × n/3=76 mutual capacitance sense node.

5th kind of embodiment, please refers to Fig. 9 e, wherein m=13, n=6, i.e., each in each row induction electrode unit 30 The number of row second electrode is 13 second electrodes, and one shares 2 row induction electrode units 30, therefore, the total number of second electrode For m × n/3=26, each second electrode has a second lead wire L6, shares m × n/2=26 the second lead wires of item L6；Often The number a=m=13 of each row first electrode in one row induction electrode unit 30, then the total number of first electrode is m × n/3= 26, each first electrode has a first lead wire L5, therefore, shares m × n/3=26 the first lead wires of item L5.So institute It is 2m × n/3=52 to need lead wire number.When practical application, the adjacent X13 electrodes lead wire in bottom can merge, total in this way Lead quantity be 52-1=51；And share (2m-1) × n/3=50 mutual capacitance sense node.

6th kind of embodiment, please refers to Fig. 9 f, wherein m=13, n=12, i.e., every in each row induction electrode unit 30 The number of one row second electrode is 13 second electrodes, and one shares 4 row induction electrode units 30, therefore, the total number of second electrode Mesh is m × n/3=52, and each second electrode has a second lead wire L6, shares m × n/2=52 the second lead wires of item L6； The number a=m=13 of each row first electrode in each row induction electrode unit 30, then the total number of first electrode is m × n/3 =52, each first electrode has a first lead wire L5, therefore, shares m × n/3=52 the first lead wires of item L5.So Required lead wire number is 2m × n/3=104.When practical application, the adjacent X13 electrodes lead wire in bottom can merge, this The quantity of the total lead of sample is 104-2=102；Also, shared (2m-1) × n/3=100 mutual capacitance sense node, the electricity It includes such as mutual capacitance sense node 801, mutual capacitance sense node 825, the mutual capacitance sense node in Fig. 8 f to hold sense node 826, mutual capacitance sense node 850, mutual capacitance sense node 851, mutual capacitance sense node 875, mutual capacitance sense node 876 with And mutual capacitance sense node 900 etc..

4th kind of a kind of single layer mutual capacitance touchscreens of embodiment of the invention, referring to Fig. 10, with the third above-mentioned embodiment Difference be：The area of second kind electrode is 4 times of the area of the electrode of first kind, and the area of the 5th class electrode is the first kind 2 times of the area of electrode, the area of the electrode of third kind are 2 times of the area of the 4th class electrode, and the area of the 6th class electrode is the 4 times of the area of four class electrodes.

In each row first electrode, first first electrode is the electrode of first kind, second first electrode to a₂ A first electrode is second kind electrode, from a₂A in+1 first electrode to a-th of first electrode₂+3a₃A first electricity Extremely the 5th class electrode, remaining first electrode are the electrode of first kind, wherein a=4k₄+ 9, a₂=k₄+ 3,1≤a₃≤k₄+ 2, k₄For Natural number more than or equal to 1, a₃For integer.

In each row second electrode, from first second electrode to m₃3m in a second electrode₄- 2 second Electrode is the electrode of third kind, remaining second electrode is the 4th class electrode, from m₃+ 1 second electrode is to the m-1 second electrode For the 6th class electrode, m-th of second electrode is the 4th class electrode, wherein m=4k₄+ 9, m₃=3k₄+ 6,1≤m₄≤k₄+ 2, k₄For Natural number more than or equal to 1, m₄For integer.

Each electrode of first kind and second electrode form a mutual capacitance sense node, each second kind electrode with Four adjacent second electrodes form four mutual capacitance sense nodes, each the 5th class electrode and two adjacent second electrodes Two mutual capacitance sense nodes are formed, each electrode of third kind forms two mutual capacitance with two adjacent first electrodes and incudes Node, each the 4th class electrode and first electrode form a mutual capacitance sense node, each the 6th class electrode with Four adjacent first electrodes form four mutual capacitance sense nodes.

The touch panel device further comprises touch control chip 300 (being not shown see Fig. 4, Figure 10), the touch control Coremaking piece 300 is all connected with the first electrode in the multiple induction electrode unit 40 with second electrode, for carrying out capacitance sense It surveys and obtains touch information.

Specifically, the multiple first electrode is arranged in row, the multiple second electrode is arranged in row, for each induced electricity The electrode of X1 to Xm is connected to the different pins of touch control chip 300 in each row second electrode in pole unit 40, is in phase Each second electrode with location order is connect by the second lead wire L8 with the same pin of a touch control chip 300.Each row Electrode in first electrode is divided into four electrode groups, wherein by each row first electrode the 1st, 5 and the electricity of the positions 4j+1 Pole is divided into an electrode group, and the electrode of the 2nd, 6 and the positions 4j+2 in each row first electrode is divided into an electrode The electrode of the positions 3,7 and 4j+3 in each row first electrode is divided into an electrode group by group, will be located at the first electricity of each row The electrode of the positions 4,8 and 4j+4 in extremely is divided into an electrode group, and j is the integer more than or equal to 0, for example, first row electrode In electrode marked as Y1 be first electrode group, the electrode marked as Y2 is second electrode group, and the electrode marked as Y3 is Third electrode group, electrode marked as Y4 are the 4th electrode group, equal marked as the electrode of Y5, Y6 to Yn in other row electrodes Belong to different electrode groups, the first electrode in same electrode group is connected to touch control chip by the first lead wire L7 300 same pin, the first electrode in Different electrodes group are connected to the different pins of touch control chip 300.

In the present embodiment, since first electrode is divided into n electrode group, each row first in the single layer mutual capacitance touchscreens Electrode is divided into four electrode groups, and therefore, the columns of the induction electrode unit 40 is n/4, the positive multiple that wherein n is 8 or 8, by The number of each row second electrode is m in each row induction electrode unit 40, then the total number of second electrode is m × n/4, Each second electrode has a second lead wire L8, therefore, shares m × n/4 the second lead wires of item L8；In order to make each row feel It answers second electrode in electrode unit 40 to form mutual corresponding mutual capacitance sense node with first electrode, and ensures the symmetrical of figure Property, the number a=m of each row first electrode in each row induction electrode unit 40, then the total number of first electrode is m × n/4, Each first electrode has a first lead wire L7, therefore, shares m × n/4 the first lead wires of item L7.So it is required draw connect Line number mesh is m × n/2.Second electrode forms mutual corresponding mutual capacitance sense with first electrode in each row induction electrode unit 40 Node is answered, (2m-1) * n/4 capacitive nodes are shared.

The first embodiment please refers to Fig.1 1a, wherein m=13, n=8, i.e., every in each row induction electrode unit 40 The number of one row second electrode is 13, and one shares 2 row induction electrode units 40, and therefore, the total number of second electrode is m × n/ 4=26, each second electrode have a second lead wire L8, share m × n/2=26 the second lead wires of item L8；Each row sense The number a=m=13 of each row first electrode in electrode unit 40 is answered, then the total number of first electrode is m × n/4=26, often A first electrode has a second lead wire L8, therefore, shares m × n/4=26 the second lead wires of item L8.So required draw Wiring number is m × n/2=52.When practical application, the adjacent X13 electrodes lead wire in bottom can merge, and total in this way draws The quantity of line is 52-1=51；And share (2m-1) × n/4=50 mutual capacitance sense node.

Second of embodiment please refers to Fig.1 1b, wherein m=13, n=16, i.e., every in each row induction electrode unit 40 The number of one row second electrode is 13, and one shares 4 row induction electrode units 40, and therefore, the total number of second electrode is m × n/ 4=52, each second electrode have a second lead wire L8 to binding area, share m × n/2=52 the second lead wires of item L8； The number a=m=13 of each row first electrode in each row induction electrode unit 40, then the total number of first electrode is m × n/4 =52, each first electrode has a first lead wire L7, therefore, shares m × n/4=52 the first lead wires of item L7.So Required lead wire number is m × n/2=104.When practical application, the adjacent X13 electrodes lead wire in bottom can merge, in this way Total number of leads is 104-2=102；And share (2m-1) × n/4=100 mutual capacitance sense node.

The third embodiment please refers to Fig.1 1c, wherein m=17, n=8, i.e., every in each row induction electrode unit 40 The number of one row second electrode is 17, and one shares 2 row induction electrode units 40, and therefore, the total number of second electrode is m × n/ 4=34, each second electrode have a second lead wire L8, share m × n/2=34 the second lead wires of item L8；Each row sense The number a=m=17 of each row first electrode in electrode unit 40 is answered, then the total number of first electrode is m × n/4=34, often A first electrode has a first lead wire L7, therefore, shares m × n/4=34 the first lead wires of item L7.So required draw Wiring number is m × n/2=68.When practical application, the adjacent X17 electrodes lead wire in bottom can merge, and total in this way draws The quantity of line is 68-1=67；And share (2m-1) × n/4=66 mutual capacitance sense node.

4th kind of embodiment, please refers to Fig.1 1d, wherein m=17, n=16, i.e., every in each row induction electrode unit 40 The number of one row second electrode is 17, and one shares 4 row induction electrode units 40, and therefore, the total number of second electrode is m × n/ 4=68, each second electrode have a second lead wire L8, share m × n/2=68 the second lead wires of item L8；Each row sense The number a=m=17 of each row first electrode in electrode unit 40 is answered, then the total number of first electrode is m × n/4=68, often A first electrode has a first lead wire L7, therefore, shares m × n/4=68 the first lead wires of item L7.So required draw Wiring number is m × n/2=136.When practical application, the adjacent X17 electrodes lead wire in bottom can merge, and total in this way draws The quantity of line is 136-2=134；And share (2m-1) × n/4=132 mutual capacitance sense node.

5th kind of embodiment, please refers to Fig.1 1e, wherein m=21, n=8, i.e., every in each row induction electrode unit 40 The number of one row second electrode is 21, and one shares 2 row induction electrode units 40, and therefore, the total number of second electrode is m × n/ 4=42, each second electrode have a second lead wire L8 to binding area, share m × n/2=42 the second lead wires of item L8； The number a=m=21 of each row first electrode in each row induction electrode unit 40, then the total number of first electrode is m × n/4 =42, each first electrode has a first lead wire L7, therefore, shares m × n/4=42 the first lead wires of item L7.So Required lead wire number is m × n/2=84.When practical application, the adjacent X21 electrodes lead wire in bottom can merge, in this way The quantity of total lead is 84-1=83；And share (2m-1) × n/4=82 mutual capacitance sense node.

6th kind of embodiment, please refers to Fig.1 1f, wherein m=21, n=16, i.e., every in each row induction electrode unit 40 The number of one row second electrode is 21 second electrodes, and one shares 4 row induction electrode units 40, therefore, the total number of second electrode Mesh is m × n/4=84, and each second electrode has a second lead wire L8, shares m × n/2=84 the second lead wires of item L8； The number a=m=21 of each row first electrode in each row induction electrode unit 40, then the total number of first electrode is m × n/4 =84, each first electrode has a first lead wire L7, therefore, shares m × n/4=84 the first lead wires of item L7.So Required lead wire number is m × n/2=168.When practical application, the adjacent X21 electrodes lead wire in bottom can merge, in this way The quantity 168-2=166 of total lead；And share (2m-1) × n/4=164 mutual capacitance sense node, the mutual capacitance Sense node includes such as mutual capacitance sense node 1001, mutual capacitance sense node 1041, the mutual capacitance sense node in Figure 12 f 1042, mutual capacitance sense node 1082, mutual capacitance sense node 1083, mutual capacitance sense node 1123, mutual capacitance sense node 1124 and mutual capacitance sense node 1164 etc..

A kind of touch panel device of fifth embodiment of the invention, as shown in figure 12, the touch panel device further comprises touching It touches and controls chip 300 (being not shown see Fig. 4, Figure 12), in the touch control chip 300 and the multiple induction electrode unit First electrode is all connected with second electrode, and touch information is obtained for carrying out capacitance sensing.

It is in adjacent two induced electricity of mirror symmetry arrangement two-by-two when the multiple induction electrode unit mirror symmetry two-by-two Pole unit is divided into one group, and the multiple first electrode is arranged in row, and the multiple second electrode is arranged in row, every group of induced electricity Between two row first electrodes, each column first electrode is connected two row second electrodes of pole unit respectively by the first lead wire The different pins of touch control chip 300 are connected to, each column second electrode is connected respectively to tactile by second lead wire The different pins of control chip 300 are touched, and the second electrode in same position order is connected to touch by the second lead wire Control the same pin of chip 300.

The opposite sides edge of the multiple induction electrode unit is two row first electrodes, wherein arranges for described two One electrode, the first electrode in same position order are connected to the different of touch control chip 300 by the first lead wire and manage Foot.

Therefore, first electrode is total to and is connect with 32 pins of touch control chip 300, and second electrode is total to and touch control core 13 pins of piece 300 connect, and it includes such as the mutual capacitance sense node 301 in Figure 12, mutual capacitance to form capacitive sensing node Sense node 318, mutual capacitance sense node 319, mutual capacitance sense node 336, mutual capacitance sense node 337, mutual capacitance induction Node 354, mutual capacitance sense node 355 and mutual capacitance sense node 372 etc., advantage of this embodiment is that being easier accurate knowledge Other touch location improves the linearity and touches precision.

A kind of touch panel device of sixth embodiment of the invention, as shown in figure 13, the touch panel device further comprises touching It touches and controls chip 300 (being not shown see Fig. 4, Figure 13), in the touch control chip 300 and the multiple induction electrode unit First electrode is all connected with second electrode, and touch information is obtained for carrying out capacitance sensing.

The multiple induction electrode unit is divided into left-half and right half part, the left-half by region entirety Including multiple induction electrode units, the right half part includes multiple induction electrode units, and left-half, right half part are respectively The number of included induction electrode unit is identical.

For each row second electrode in left-half, the second electrode in same position order passes through the second lead wire It is connected to the same pin of touch control chip 300, for example, first second of the first row second electrode in left-half Electrode, first second electrode of secondary series second electrode, first second electrode of third row second electrode and the 4th row First second electrode of second electrode is connected to the same pin of touch control chip 300 by the second lead wire.

For each row second electrode in right half part, the second electrode in same position order passes through the second lead wire It is connected to the same pin of touch control chip 300；For example, first second of first row second electrode in right half part Electrode, first second electrode of secondary series second electrode, first second electrode of third row second electrode and the 4th row First second electrode of second electrode is connected to the same pin of touch control chip 300 by the second lead wire.

For the second electrode in different piece, the second electrode in same position order passes through the second lead wire The different pins of touch control chip 300 are connected to, for example, being in the second electrode in left-half and being in right half part Second electrode the different pins of touch control chip 300 are connected to by the second lead wire.

For each row first electrode of left-half, the first electrode in same position order is connected by the first lead wire It is connected to the different pins of touch control chip 300；For each row first electrode of right half part, the in same position order One electrode is connected to the different pins of touch control chip 300 by the first lead wire.

In the second electrode along the symmetrical position in the central axes of overall region in left-half and right half part The same pin of touch control chip 300 is connected to by the second lead wire.For example, the second electricity of first row in left-half Last row second electrode in pole and right half part is symmetrical relative to central axes, and first in first row second electrode A electrode and first electrode of last row second electrode are connected to the same pin of touch control chip 300.

A kind of touch panel device of seventh embodiment of the invention, as shown in figure 14, the difference from the sixth embodiment is that：It is right In the first electrode in different piece, the first electrode in same position order is connected to touch by the first lead wire Control the same pin of chip 300 (being not shown see Fig. 4, Figure 14).For instance in one of the first row first row in left-half A first electrode is connected to the same of touch control chip 300 with a first electrode in the first row first row in right half part One pin.

A kind of touch panel device of eighth embodiment of the invention, as shown in figure 15, the touch panel device further comprises touching It touches and controls chip 300 (being not shown see Fig. 4, Figure 15), in the touch control chip 300 and the multiple induction electrode unit First electrode is all connected with second electrode, and touch information is obtained for carrying out capacitance sensing.

It is in adjacent two induced electricity of mirror symmetry arrangement two-by-two when the multiple induction electrode unit mirror symmetry two-by-two Pole unit is divided into one group, wherein m=22, n=10, and four regions are divided into figure, and wherein region one is first group, and region two is Second group, region three is third group and region four is the 4th group, the multiple first electrode in row arrange, the multiple second Electrode is arranged in row, and two row second electrodes of every group of induction electrode unit are in identical bits between two row first electrodes The second electrode for setting order is connected to the same pin of touch control chip 300 by the second lead wire, for example, in region one First electrode of first row second electrode and first electrode of secondary series second electrode are connected to touch control chip 300 The same pin.

For two row first electrodes of every group of induction electrode unit, the first electrode in same position order passes through first Lead wire is connected to the different pins of touch control chip 300, for example, in region one first row first electrode first electrode The different pins of touch control chip 300 are connected to first electrode of secondary series first electrode.

For two adjacent groups induction electrode unit, the two row first electrodes between second electrode are adjacent, and for phase Adjacent two row first electrodes, the first electrode in same position order are connected to touch control chip 300 by the first lead wire The same pin, such as first row first electrode in first electrode of secondary series first electrode and region two in region one First electrode is connected to the same pin of touch control chip 300.

For two adjacent groups induction electrode unit, the second electrode in different groups is connected to touch control by the second lead wire The different pins of coremaking piece 300, such as second electrode is connected to touch control chip in second electrode and region two in region one 300 different pins.

For two groups of induction electrode units by one group of induction electrode unit separately, it is in the second of same position order Electrode is connected to the same pin of touch control chip 300, such as the first electricity of secondary series in region one by the second lead wire First electrode of secondary series first electrode is connected to the same of touch control chip 300 in first electrode of pole and region three A pin.

First electrode is connect with 10 pins of touch control chip 300 in the embodiment of the present invention, second electrode and touch The 22 pins connection for controlling chip 300, can make full use of multiple pins of touch control chip, configuration is more flexible, more It is easy to accurately identify touch location, improves the linearity and touches precision, while reaching best touch-control effect.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.

Claims

1. a kind of single layer mutual capacitance touchscreens, it is characterised in that：The single layer mutual capacitance touchscreens include：

Multiple induction electrode units being set up in parallel, each induction electrode unit include multiple first electrodes and multiple second electricity Pole, the multiple first electrode is with the multiple second electrode for coupling to form multiple mutual capacitance sense nodes；

Wherein, the first lead wire and the second lead wire being connected with same induction electrode unit are located at the same induction The opposite sides of electrode unit forms cabling area between adjacent two induction electrodes unit；

For an induction electrode unit, the multiple first electrode includes at least the electrode of first kind and second kind electrode, and every 1 the The number that a kind of electrode forms mutual capacitance sense node with second electrode is formed different from each second kind electrode with second electrode The number of mutual capacitance sense node, the multiple second electrode includes at least the electrode of third kind and the 4th class electrode, wherein each The number that the electrode of third kind forms mutual capacitance sense node with first electrode is different from every 1 the 4th class electrode and first electrode shape At the number of mutual capacitance sense node；

Each electrode of first kind forms mutual capacitance sense node, each second kind electrode and at least two at least one second electrode A electrode of third kind forms mutual capacitance sense node and forms mutual capacitance sense node at least one 4th class electrode, each The electrode of third kind and at least two first electrodes form mutual capacitance sense node, every 1 the 4th class electrode and at least one first electricity Pole forms mutual capacitance sense node；

The multiple first electrode is driving electrodes and the multiple second electrode is receiving electrode or the multiple first electrode It is driving electrodes for receiving electrode and the multiple second electrode；

The lead wire of each electrode includes the first lead wire section and the second lead wire section, the first lead wire section and the second lead wire Section is mutually connected vertically.

2. single layer mutual capacitance touchscreens as described in claim 1, it is characterised in that：According to the difference of area, first electricity Pole is divided into the electrode of first kind and second kind electrode, and second electrode is divided into the electrode of third kind and the 4th class electrode, wherein first The area of class electrode is J times of the area of second kind electrode, and the area of the electrode of third kind is K times of the area of the 4th class electrode, J, K are positive number, and J is more than K.

3. single layer mutual capacitance touchscreens as described in claim 1, it is characterised in that：Each mutual capacitance sense node is the first electricity Pole is formed with second electrode cross-couplings.

4. single layer mutual capacitance touchscreens as described in claim 1, it is characterised in that：Multiple induction electrode units mirror image pair two-by-two Claim.

5. single layer mutual capacitance touchscreens as described in claim 1, it is characterised in that：Each second kind electrode and second electrode shape It is different from the number of each electrode of third kind and first electrode formation mutual capacitance sense node at the number of mutual capacitance sense node, And each second kind electrode forms the number of mutual capacitance sense node different from every 1 the 4th class electrode and first with second electrode Electrode forms the number of mutual capacitance sense node.

6. single layer mutual capacitance touchscreens as claimed in claim 5, it is characterised in that：Each electrode of first kind and a third class Electrode forms a mutual capacitance sense node, and each second kind electrode forms two mutual capacitance inductions with two electrode of third kind and saves Point and mutual capacitance sense node is formed at least one 4th class electrode, each electrode of third kind formed with two first electrodes Two mutual capacitance sense nodes, every 1 the 4th class electrode and a second kind electrode form mutual capacitance sense node.

7. single layer mutual capacitance touchscreens as claimed in claim 6, it is characterised in that：For an induction electrode unit, the first electricity Pole includes two electrodes of first kind, and second kind electrode is between described two electrodes of first kind, the electrode of third kind and the 4th class Electrode alternate intervals are arranged, and the both ends of the multiple second electrode are respectively the electrode of third kind.

8. single layer mutual capacitance touchscreens as claimed in claim 7, it is characterised in that：Each induction electrode unit is identical.

9. single layer mutual capacitance touchscreens as claimed in claim 8, it is characterised in that：Each second kind electrode and two third classes Electrode forms two mutual capacitance sense nodes and forms a mutual capacitance sense node with a 4th class electrode.

10. single layer mutual capacitance touchscreens as claimed in claim 8, it is characterised in that：Each second kind electrode and two thirds Class electrode forms two mutual capacitance sense nodes and forms two mutual capacitance sense nodes with two the 4th class electrodes.

11. single layer mutual capacitance touchscreens as described in claim 1, it is characterised in that：It is described for each induction electrode unit Multiple first electrodes further comprise that the 5th class electrode, the multiple second electrode further comprise the 6th class electrode, wherein right In an induction electrode unit, the number of the electrode of first kind is identical as the number of the 6th class electrode, the number of second kind electrode and the The number of four class electrodes is identical, and the number of the 5th class electrode is identical as the number of the electrode of third kind.

12. single layer mutual capacitance touchscreens as claimed in claim 11, it is characterised in that：It is each for an induction electrode unit The number that the electrode of first kind forms mutual capacitance sense node with second electrode is formed mutually with every 1 the 4th class electrode with first electrode The number of capacitive sensing node is identical, each second kind electrode and second electrode formed the number of mutual capacitance sense node with it is each 6th class electrode is identical as the first electrode formation number of mutual capacitance sense node, and every 1 the 5th class electrode is formed with second electrode The number of mutual capacitance sense node is identical as the first electrode formation number of mutual capacitance sense node as each electrode of third kind.

13. single layer mutual capacitance touchscreens as claimed in claim 12, it is characterised in that：It is described for an induction electrode unit The arrangement mode of multiple first electrodes is identical as the arrangement mode after the multiple second electrode entirety turned upside down, and described more A first electrode is identical as the second electrode one-to-one correspondence after whole turned upside down respectively.

14. single layer mutual capacitance touchscreens as claimed in claim 13, it is characterised in that：The electrode of first kind, second kind electrode and The area of 5th class electrode is different, and the area of the electrode of third kind, the 4th class electrode and the 6th class electrode is different, and the electrode of first kind Area it is identical as the area of the 4th class electrode, the area of the 5th class electrode is identical as the area of the electrode of third kind, the second class electricity The area of pole is identical as the area of the 6th class electrode.

15. single layer mutual capacitance touchscreens as described in claim 1, it is characterised in that：It is described for each induction electrode unit The number of multiple first electrodes is m, and the number of the multiple second electrode is a, and m is the natural number more than or equal to 5, a be more than Natural number equal to 4.

16. a kind of touch panel device, it is characterised in that：The touch panel device includes as described in claim 1-15 any one Single layer mutual capacitance touchscreens.

17. touch panel device as claimed in claim 16, it is characterised in that：The touch panel device further comprises touching control Coremaking piece, the touch control chip are all connected with the first electrode in multiple induction electrode units with second electrode, for into Row capacitance sensing obtains touch information.

18. touch panel device as claimed in claim 17, it is characterised in that：For each induction electrode unit：

The multiple first electrode is connected respectively to the different pins of touch control chip by first lead wire, described more A second electrode is divided into multiple electrodes group, and each electrode group includes an at least second electrode, and second in same electrode group Electrode is non-adjacent, and the second electrode in same electrode group is connected to the same of touch control chip by second lead wire and draws Foot, the second electrode in Different electrodes group are connected to the different pins of touch control chip；

Alternatively,

The multiple first electrode is divided into multiple electrodes group, and each electrode group includes an at least first electrode, and same electrode First electrode in group is non-adjacent, and the first electrode in same electrode group is connected to touch control core by first lead wire The same pin of piece, the first electrode in Different electrodes group are connected to the different pins of touch control chip, and the multiple second Electrode is connected respectively to the different pins of touch control chip by second lead wire.

19. touch panel device as claimed in claim 18, it is characterised in that：The multiple first electrode is arranged in row, described Multiple second electrodes are arranged in row, each in same position order for each row second electrode in each induction electrode unit Second electrode is connect by the second lead wire with the same pin of a touch control chip.

20. touch panel device as claimed in claim 18, it is characterised in that：For each row first electrode, it is in same position Each first electrode of order is connected by the first lead wire from the different pins of the touch control chip.

21. touch panel device as claimed in claim 17, it is characterised in that：When the multiple induction electrode unit mirror image two-by-two When symmetrical, the adjacent two induction electrodes dividing elements for being in two-by-two mirror symmetry arrangement are one group, and the multiple first electrode is in row Arrangement, the multiple second electrode are arranged in row, and two row second electrodes of every group of induction electrode unit are located at two row first electrodes Between, and the second electrode in same position order is connected to the same pipe of touch control chip by the second lead wire Foot.

22. touch panel device as claimed in claim 21, which is characterized in that for two row first of every group of induction electrode unit Electrode, the first electrode in same position order are connected to the different pins of touch control chip by the first lead wire.

23. touch panel device as claimed in claim 22, which is characterized in that for two adjacent groups induction electrode unit, be located at Two row first electrodes between second electrode are adjacent, and for adjacent two row first electrode, are in the first of same position order Electrode is connected to the same pin of touch control chip by the first lead wire.

24. touch panel device as claimed in claim 23, which is characterized in that different for two adjacent groups induction electrode unit Second electrode in group is connected to the different pins of touch control chip by the second lead wire.

25. touch panel device as claimed in claim 24, which is characterized in that for by one group of induction electrode unit separately Two groups of induction electrode units, the second electrode in same position order are connected to touch control chip by the second lead wire The same pin.

26. touch panel device as claimed in claim 23, which is characterized in that the opposite sides of the multiple induction electrode unit Edge is two row first electrodes, wherein for the two row first electrode, the first electrode in same position order passes through the One lead wire is connected to the same pin of touch control chip.

27. touch panel device as claimed in claim 23, which is characterized in that the opposite sides of the multiple induction electrode unit Edge is two row first electrodes, wherein for the two row first electrode, the first electrode in same position order passes through the One lead wire is connected to the different pins of touch control chip.

28. touch panel device as claimed in claim 22, which is characterized in that the multiple induction electrode unit presses region entirety Division is divided into left-half and right half part, and the left-half includes multiple induction electrode units, and the right half part includes Multiple induction electrode units, and the number of the respective included induction electrode unit of left-half, right half part is identical, wherein：

For each row second electrode in left-half, the second electrode in same position order is connected by the second lead wire To the same pin of touch control chip；

For each row second electrode in right half part, the second electrode in same position order is connected by the second lead wire To the same pin of touch control chip；

For the second electrode in different piece, the second electrode in same position order is connected by the second lead wire To the different pins of touch control chip.

29. touch panel device as claimed in claim 28, which is characterized in that for each row first electrode of left-half, place It is connected to by the first lead wire the different pins of touch control chip in the first electrode of same position order；For right side Each row first electrode divided, the first electrode in same position order are connected to touch control chip by the first lead wire Different pins.

30. touch panel device as claimed in claim 29, which is characterized in that for the first electrode in different piece, First electrode in same position order is connected to the same pin of touch control chip by the first lead wire.

31. touch panel device as claimed in claim 29, which is characterized in that be located in left-half and right half part and be in edge The second electrode of the symmetrical position in central axes of overall region is connected to the same of touch control chip by the second lead wire A pin.

32. a kind of electronic device, it is characterised in that：The electronic device includes described in any one of claim 16-31 Touch panel device.