CN109725776A - A kind of touch panel, touch device and position of touch detection method - Google Patents
A kind of touch panel, touch device and position of touch detection method Download PDFInfo
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- CN109725776A CN109725776A CN201910153229.1A CN201910153229A CN109725776A CN 109725776 A CN109725776 A CN 109725776A CN 201910153229 A CN201910153229 A CN 201910153229A CN 109725776 A CN109725776 A CN 109725776A
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Abstract
The embodiment of the invention discloses a kind of touch panel, touch device and position of touch detection method, which includes: multiple touch control electrode blocks；Multiple auxiliary touch control electrodes；The touch panel further includes mould group setting area, and the multiple touch control electrode block is not overlapped with mould group setting area；The multiple auxiliary touch control electrode is located between the touch control electrode block and mould group setting area and is arranged along mould group setting area edge；Position of touch computing unit, the geometric center that the position of touch computing unit is used for the induction amount according to the touch control electrode block, the induction amount of the auxiliary touch control electrode, the yield value of the auxiliary touch control electrode, the geometric center of the touch control electrode block and the auxiliary touch control electrode determine the position of touch of touching object；Wherein, the area of the auxiliary touch control electrode is less than the area of the touch control electrode block.The present invention can calculate the problem of inaccuracy to avoid the position of touch near mould group setting area.
Description
Technical field
The present invention relates to display technology more particularly to a kind of touch panels, touch device and position of touch detection method.
Background technique
With the development of display technology, be to improve user experience, height screen accounting be increasingly becoming one of display device it is important
Developing direction.The ratio of the plane gross area where the effective area that screen accounting can be regarded as display device accounts for it.It is accounted for improve screen
Than, area shared by display device rim area need to be reduced, thus reduce area shared by non-display area, it, can be aobvious for this
Show area surround in the range of be arranged borehole area, for by be arranged in originally rim area mould group (such as: the preposition camera shooting on mobile phone
Head, preposition flash lamp, earpiece etc.) it is set to the borehole area.For the display panel of above-mentioned viewing area borehole setting mould group, doing
When touch control electrode, the touch control electrode for needing to close on borehole area carries out edge cutting, to avoid borehole area.Position of touch at present
The geometric center for calculating the induction amount and each touch control electrode that are generally based on each touch control electrode is calculated, but is used
To when progress position of touch detection, easily causing near borehole area, touch-control report point is inaccurate to ask the calculation method of existing position of touch
Topic, there are biggish errors for the physical location of touch-control and calculating position, occur so as to cause click of the finger near borehole area
Erroneous judgement.
Summary of the invention
The present invention provides a kind of touch panel, touch device and position of touch detection method, to improve the standard of position of touch
True property, avoids the problem that touch-control is judged by accident.
In a first aspect, the embodiment of the invention provides a kind of touch panel, which includes:
Multiple touch control electrode blocks；
Multiple auxiliary touch control electrodes；The touch panel further includes mould group setting area, the multiple touch control electrode block and institute
Mould group setting area is stated not overlap；The multiple auxiliary touch control electrode is located between the touch control electrode block and mould group setting area
And it is arranged along mould group setting area edge；
Position of touch computing unit, the position of touch computing unit be used for according to the induction amount of the touch control electrode block,
The induction amount of the auxiliary touch control electrode, the auxiliary yield value of touch control electrode, the touch control electrode block geometric center with
And the geometric center of the auxiliary touch control electrode determines the position of touch of touching object；
Wherein, the area of the auxiliary touch control electrode is less than the area of the touch control electrode block.
Second aspect, the embodiment of the present invention also provide a kind of touch device, including touch panel described in first aspect.
The third aspect, the embodiment of the present invention also provide a kind of position of touch detection method, wherein touch panel includes multiple
Touch control electrode block, multiple auxiliary touch control electrodes and position of touch computing unit；The touch panel further includes mould group setting area,
The multiple touch control electrode block is not overlapped with mould group setting area；The multiple auxiliary touch control electrode is located at the touch control electrode
While being arranged along mould group setting area edge between block and mould group setting area；Wherein, the face of the auxiliary touch control electrode
Product is less than the area of the touch control electrode block；
The described method includes:
Obtain the induction amount of the touch control electrode block, induction amount, the auxiliary touch control electrode of the auxiliary touch control electrode
Yield value, the touch control electrode block geometric center and it is described auxiliary touch control electrode geometric center；
According to the induction amount of the touch control electrode block, induction amount, the auxiliary touch control electrode of the auxiliary touch control electrode
Yield value, the touch control electrode block geometric center and it is described auxiliary touch control electrode geometric center determine touching object
Position of touch.
Touch panel provided in an embodiment of the present invention is arranged by being arranged between area in touch control electrode block and mould group along mould group
Area edge is set, multiple auxiliary touch control electrodes are set, when carrying out position of touch calculating, position of touch computing unit is according to touch-control
The induction amount of electrode block, the induction amount for assisting touch control electrode, the geometric center of the yield value for assisting touch control electrode, touch control electrode block
And the geometric center of auxiliary touch control electrode determines the position of touch of touching object.Since mould group setting area does not have touch control electrode
Block, therefore the position of touch near area is set in mould group to assist calculating by adding auxiliary touch control electrode, further, since auxiliary
The area of touch control electrode is less than the area of touch control electrode block, and the present invention is that yield value is arranged in auxiliary touch control electrode, can will assist
The induction amount of touch control electrode is promoted to the induction amount same level with touch control electrode block.Therefore, touch panel provided by the invention
The problem of inaccuracy can be calculated to avoid the position of touch near mould group setting area.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for touch panel that the prior art provides；
Fig. 2 is a kind of partial structural diagram of touch panel provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of touch panel provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another touch panel provided in an embodiment of the present invention；
Fig. 5 is the partial structural diagram of another touch panel provided in an embodiment of the present invention；
Fig. 6 is the partial structural diagram of another touch panel provided in an embodiment of the present invention；
Fig. 7 is the partial structural diagram of another touch panel provided in an embodiment of the present invention；
Fig. 8 is a kind of touch-control situation schematic diagram provided in an embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram of touch device provided in an embodiment of the present invention；
Figure 10 is a kind of flow diagram of position of touch detection method provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Fig. 1 is a kind of structural schematic diagram for touch panel that the prior art provides.Referring to Fig.1, which includes more
A touch control electrode block 10.The viewing area of touch panel is provided with mould group setting area 11, multiple touch control electrode blocks 10 surround mould group
Area 11 is set.Mould group setting area 11 is typically provided with mould group providing holes, and the mould group providing holes is for placing camera, preposition flash of light
The moulds group such as lamp, earpiece.Area 11 is set for evacuation mould group, the touch control electrode block 10 near mould group setting area 11 mainly does edge and cuts
It cuts.As shown in Figure 1, the circle touch control electrode block 10 that arest neighbors mould group setting area 11 is arranged does cutting process.It is touched shown in Fig. 1
The position of touch for controlling panel calculates, usually according to the induction amount of each touch control electrode block and the geometry of each touch control electrode block
Center is calculated.If position shown in the dotted line frame 12 in user's finger touch-control Fig. 1, since user's finger has at this location
Touch control electrode block 10, thus according to the induction amount of each touch control electrode block 10 and the geometric center of each touch control electrode block 10 into
Row calculates, and can accurately obtain position of touch.If position shown in the dotted line frame 13 in user's finger touch-control Fig. 1, user's finger exist
When touching at the position, partial region does not have touch control electrode block 10.Due to the vacancy of partial region touch control electrode block, lead to basis
The position of touch 14 that the induction amount of each touch control electrode block and the geometric center of each touch control electrode block calculate acquisition is inclined
From practical position of touch 15, therefore easily cause the inaccurate problem of position of touch report point.
In view of the above-mentioned problems, the embodiment of the present invention provides a kind of touch panel, to reduce the position of touch calculated and reality
The error of position of touch avoids inaccurate position of touch report point, touch-control erroneous judgement, touch-control from crossing the problems such as breaking.
Illustratively, Fig. 2 is a kind of partial structural diagram of touch panel provided in an embodiment of the present invention.Reference Fig. 2,
The touch panel includes multiple touch control electrode blocks 21 and multiple auxiliary touch control electrodes 22.The touch panel further includes mould group setting area
23.Multiple touch control electrode blocks 21 are not overlapped with mould group setting area 23.For closing on mould there are the touch panel in mould group setting area 23
The touch control electrode block 21 in group setting area 23 need to carry out cutting process, to avoid mould group setting area 23.In addition, the embodiment of the present invention exists
The multiple auxiliary touch control electrodes 22 of additional between touch control electrode block 21 and mould group setting area 23, and multiple auxiliary touch control electrodes
22 are arranged along the edge in mould group setting area 23.The area of touch control electrode 22 is assisted to be less than the area of touch control electrode block 21.
In addition, touch panel provided in an embodiment of the present invention further includes position of touch computing unit (being not shown in Fig. 2), it should
Position of touch computing unit is used for the induction amount according to touch control electrode block 21, the induction amount for assisting touch control electrode 22, auxiliary touch-control
The geometric center of the yield value of electrode 22, the geometric center of touch control electrode block 21 and auxiliary touch control electrode 22 determines touching object
Position of touch.
If touching object touches position shown in the dotted line frame 24 in Fig. 2, there is only touch-control electricity at position shown in dotted line frame 24
Pole block 21, therefore position of touch computing unit is according to the induction amount and touch control electrode block 21 of touch control electrode block 21 in touch panel
Geometric center determine the position of touch of touching object.Since touching object touch area and mould group setting area do not overlap, touch
The vacancy of touch control electrode block is not present in region, therefore assisting the induction amount of touch control electrode 22 is zero, therefore position of touch calculates list
The method that member uses the geometric center of the induction amount and touch control electrode block 21 according to touch control electrode block 21 in touch panel calculates
The position of touch of touching object.
If touching object touches position shown in the dotted line frame 25 in Fig. 2, position shown in dotted line frame 25 is located at mould group setting area
Near 23, touching object touch area and mould group setting area are overlapping, therefore there are the vacancy of touch control electrode block, vacancies for touch area
Touch control electrode block the calculating of position of touch can be impacted, make calculate position of touch and actual position of touch exist miss
Difference.If still using the side of the geometric center of the induction amount and touch control electrode block 21 according to touch control electrode block 21 in touch panel
Method calculates the position of touch of touching object, and 27 distance L of district center is arranged in position of touch 26 and the mould group of calculating1Greater than practical touching
It controls position 28 and 23 center distance L of area is set with mould group2.Therefore, the embodiment of the present invention adds auxiliary touch control electrode 22, passes through increasing
If auxiliary touch control electrode 22 auxiliary calculate position of touch.Further, since the area of auxiliary touch control electrode 22 is less than touch control electrode
The area of block 21, so the actual sensed amount of auxiliary touch control electrode 22 is less than the actual sensed amount of touch control electrode block 21.Therefore originally
Inventive embodiments are that yield value is arranged in auxiliary touch control electrode 22, will be promoted to and touch after the induction flow gain for assisting touch control electrode 22
Control the induction amount same level of electrode block 21.Position of touch computing unit is according to the induction amount of touch control electrode block 21, auxiliary touch-control
The induction amount of electrode 22, the yield value for assisting touch control electrode 22, the geometric center of touch control electrode block 21 and auxiliary touch control electrode
22 geometric center determines the position of touch of touching object.In Fig. 2 appended drawing reference 28 be according to the induction amount of touch control electrode block 21,
Assist the geometric center and auxiliary of the induction amount of touch control electrode 22, the yield value for assisting touch control electrode 22, touch control electrode block 21
The position of touch for the touching object that the geometric center of touch control electrode 22 calculates.The embodiment of the present invention is by assisting touch control electrode 22 more
Induction of the touch control electrode block 21 of vacancy in area 23 to touching object is arranged in complementary modulus group, so as to reduce or avoid calculating
The error of position of touch and practical position of touch, and then may be implemented to shield the accurate touch control operation without dead angle comprehensively.
It should be noted that Fig. 2 illustratively shows 6 row, 5 column touch control electrode block, 4 auxiliary touch control electrodes, the above is only
To the attached drawing example of the embodiment of the present invention, and not limitation of the invention.Quantity of the embodiment of the present invention to touch control electrode block
And the quantity of auxiliary touch control electrode is without limitation.Theoretically, assist the quantity of touch control electrode more, the calculating of position of touch is quasi-
Exactness is higher, but requires the preparation process of touch panel also higher, also more complicated, those skilled in the art of position of touch calculating
Can such as sensitivity of touch panel according to actual needs requirement) flexible setting.
Optionally, scheme described in the embodiment of the present invention can be adapted in screen comprehensively, such as mould group setting area 23 is located at touching
In the viewing area for controlling panel, it includes mould group providing holes that area 23, which is arranged, in mould group.I.e. borehole forms mould group providing holes in the display area, and
The moulds groups such as camera, preposition flash lamp, earpiece are set in mould group providing holes.The setting position of the mould group providing holes can basis
The design requirement flexible setting of touch panel, such as the viewing area upper right corner of touch panel can be set as shown in Figure 3.
Illustratively mould group setting area 23 is arranged in viewing area by Fig. 2 and Fig. 3.It is also possible to by mould group
Area is arranged to be arranged outside viewing area.Fig. 4 is the structural schematic diagram of another touch panel provided in an embodiment of the present invention, such as Fig. 4
Shown, the edge of the viewing area 31 (region shown in dotted line frame in Fig. 4) of touch panel includes open region 32, and 23, area is arranged in mould group
In in open region 32.The embodiment of the present invention is applicable to special-shaped panel, i.e. the opening area shape of edge of display area is abnormity, Fig. 4
Illustrative setting 32 shape of open region is " fringe type ", and in other embodiments, the shape of open region can also be " water droplet
Type " etc..As shown in figure 4, the touch panel equally includes multiple touch control electrode blocks 21 and multiple auxiliary touch control electrodes 22.Multiple touchings
Control electrode block 21 is not overlapped with mould group setting area 23.Multiple auxiliary touch control electrodes 22 are located at touch control electrode block 21 and area is arranged in mould group
Between 23, and multiple auxiliary touch control electrodes 22 are arranged along the edge in mould group setting area 23.The area of auxiliary touch control electrode 22 is less than
The area of touch control electrode block 21.
Optionally, gap two touching adjacent with one that the embodiment of the present invention can also be arranged between adjacent two auxiliary touch control electrode
The gap controlled between electrode block is aligned connection.Referring to Fig. 5, the auxiliary touch control electrode 221 and auxiliary touch control electrode 222 that are disposed adjacent
Between gap, the gap between the touch control electrode block 211 being disposed adjacent and touch control electrode block 212 is aligned connection.Phase is set
Neighbour two assists the gap between touch control electrode to be aligned with the gap between adjacent two touch control electrodes block, can simplify design technology,
Such as the manufacture difficulty of mask plate is reduced, to reduce production cost.
Optionally, it assists touch control electrode and touch control electrode block that can use same material, is prepared in same manufacturing process
It is formed, and then manufacturing process can be reduced, improve production efficiency.
Optionally, the area that all auxiliary touch control electrodes are arranged is equal, to guarantee that auxiliary touching is completely covered in touch area
When controlling electrode, the induction amount of difference auxiliary touch control electrode is identical, avoids between the induction amount due to different auxiliary touch control electrodes
Difference causes the position of touch calculated deviation occur.
Optionally, if the area of all auxiliary touch control electrodes is equal, the increasing of all auxiliary touch control electrodes can also be set
Beneficial value is equal.Due to the area of all auxiliary touch control electrodes and the yield value of all auxiliary touch control electrodes is equal, so not
It is suitable with the compensation of the induction amount of auxiliary touch control electrode, it is not necessary that different gains is arranged according to the size of auxiliary touch control electrode
Value, to simplify the operation of position of touch.
Optionally, assist the area of touch control electrode bigger, the yield value of the auxiliary touch control electrode is smaller.If respectively assisting touch-control
The area of electrode differs, and different yield values can be arranged for different auxiliary touch control electrodes.Specifically, auxiliary touch control electrode
Area is bigger, then the yield value that auxiliary touch control electrode is arranged is smaller.Since the area of auxiliary touch control electrode is bigger, then the auxiliary is touched
The induction amount that control electrode can sense is bigger, then the yield value that the auxiliary touch control electrode can be set accordingly reduces, to make
The contribution for the induction amount for respectively assisting touch control electrode to provide after gain is suitable.
Optionally, referring to Fig. 6, touch panel provided in an embodiment of the present invention further includes a plurality of auxiliary touch control electrode line 29；
Each auxiliary touch control electrode 22 is connect at least one auxiliary touch control electrode line 29；Difference auxiliary touch control electrode 22 connects different auxiliary
Help touch control electrode line 29；It is equipped with lead between multiple auxiliary touch control electrodes 22 and mould group providing holes 23, area 33 is set, part assists
Touch control electrode line 29 is located at lead setting area 33.
Fig. 6 is illustratively arranged each auxiliary touch control electrode 22 and connect with an auxiliary touch control electrode line 29, in other realities
It applies in mode, each auxiliary touch control electrode 22 can also be set and connect with a plurality of auxiliary touch control electrode line 29, it can be to avoid single
The problem of auxiliary broken string of touch control electrode line 29 leads to touch-control failure.The embodiment of the present invention is in 23 periphery setting lead of mould group providing holes
Area 33 is set, allows part auxiliary touch control electrode line 29 around 23 coiling of mould group providing holes, avoids occupying effective display area domain
Area.In addition, touch panel further includes a plurality of touch control electrode lead 34；Each touch control electrode block 21 and at least one touch-control electricity
Pole lead 34 connects；Different touch control electrode blocks 21 connect different touch control electrode leads 34；Touch control electrode lead 34 and auxiliary touching
Control electrode wires 29 all extend to non-display area and connect with driving chip.
The preferred embodiment that position of touch computing unit determines the position of touch of touching object is highlighted below:
Firstly, position of touch computing unit is according to the induction amount of touch control electrode block and the induction flowmeter of auxiliary touch control electrode
It calculates the position weight of touch control electrode block and assists the position weight of touch control electrode.Wherein, induction amount is bigger, and position weight is got over
Greatly.The bigger explanation touch control electrode block of induction amount or auxiliary touch control electrode are closer with practical position of touch, therefore corresponding position
It is bigger to set weight.If induction amount is separately 0, the touch control electrode block can be set or assist the corresponding position weight of touch control electrode
It is 0.
Secondly, each auxiliary touch control electrode is arranged when the induction amount of at least one touch control electrode block is more than given threshold
Yield value be equal to 1；Otherwise, the yield value that each auxiliary touch control electrode is arranged is greater than 1.
Then according to the increasing of the position weight of touch control electrode block, the position weight of auxiliary touch control electrode, auxiliary touch control electrode
The geometric center of beneficial value, the geometric center of touch control electrode block and auxiliary touch control electrode determines the position of touch of touching object.
It should be noted that above-mentioned given threshold can be for example arranged according to the maximum induction amount of touch control electrode block, such as
It can be set to the certain proportion (the 80% of the maximum induction amount of such as touch control electrode block) of the maximum induction amount of touch control electrode block.This
Outer above-mentioned given threshold can also comprehensively consider the factors such as position, shape, the size in mould group setting area.
Table 1 illustrates the corresponding each touch control electrode block in touch area 35 and touch area 36 and auxiliary touch-control in Fig. 7
The induction amount of electrode.Referring to Fig. 7, illustrative show has 6 touch control electrode blocks, respectively touch-control electricity around mould group setting area 23
Pole block 211, touch control electrode block 212, touch control electrode block 213, touch control electrode block 214, touch control electrode block 215 and touch control electrode block
216.Touch control electrode block and mould group setting area 23 between is provided with 4 auxiliary touch control electrodes, respectively assist touch control electrode 221,
Assist touch control electrode 222, auxiliary touch control electrode 223 and auxiliary touch control electrode 224.Touch area 36 compared to touch area 35,
Closer to mould group, area 23 is set.Referring to table 1, when touch area 35 touches, the induction amount of touch control electrode block 214 is touching object
450, the induction amount of touch control electrode block 215 is 150, and the induction amount of auxiliary touch control electrode 223 is 100, auxiliary touch control electrode 224
Induction amount is 100, and the induction amount of other touch control electrode blocks and other auxiliary touch control electrodes is 0.Due to touch control electrode block 214
Induction amount is greater than given threshold (the present embodiment is set equal to 400), illustrates center of the touch area apart from mould group setting area
Farther out, then the induction amount of auxiliary touch control electrode contributes less the calculating of position of touch, so each auxiliary touch-control electricity of setting
The yield value of pole is equal to 1.
For touching object when touch area 36 touches, the induction amount of touch control electrode block 212 is 20, touch control electrode block 213
Induction amount is 150, and the induction amount of touch control electrode block 215 is 20, and the induction amount of touch control electrode block 216 is 150, other touch control electrodes
The induction amount of block is 0, and the induction amount of auxiliary touch control electrode 221 is 80, and the induction amount of auxiliary touch control electrode 222 is 200, auxiliary touching
The induction amount for controlling electrode 223 is 96, and the induction amount of auxiliary touch control electrode 224 is 0.Because the induction amount of each touch control electrode block is equal
It is less than given threshold (the present embodiment is set equal to 400), then illustrating that area is arranged relatively close to mould group in touch location, then auxiliary
Help the induction amount of touch control electrode larger to the calculating contribution of position of touch.Due to assisting the area ratio touch control electrode block of touch control electrode
Area it is small, if not auxiliary touch control electrode be arranged gain, then auxiliary touch control electrode induction amount it is too small, can not with touch-control electricity
The induction amount of pole block is comparable, is not enough to correct position of touch coordinate, therefore the present invention is that the setting of each auxiliary touch control electrode increases
Benefit value, and yield value is greater than 1 (it is 1.2 that yield value is arranged in table 1), so that the induction amount of the auxiliary touch control electrode after gain is promoted
To with the comparable level of touch control electrode block, for calculating position of touch.
| Electrode position | The induction amount of touch area 35 | The induction amount of touch area 36 |
| Touch control electrode block 211 | 0 | 0 |
| Touch control electrode block 212 | 0 | 20 |
| Touch control electrode block 213 | 0 | 150 |
| Touch control electrode block 214 | 450 | 0 |
| Touch control electrode block 215 | 150 | 20 |
| Touch control electrode block 216 | 0 | 150 |
| Assist touch control electrode 221 | 0 | 80 (yield values 1.2, for 96) after gain |
| Assist touch control electrode 222 | 0 | 200 (yield values 1.2, for 240) after gain |
| Assist touch control electrode 223 | 100 | 80 (yield values 1.2, for 96) after gain |
| Assist touch control electrode 224 | 100 | 0 |
Table 1 is the corresponding each touch control electrode block in touch area 35 and touch area 36 and auxiliary touch control electrode in Fig. 7
Induction amount
Wherein, the determination of the yield value of above-mentioned each auxiliary touch control electrode, such as can be and be stored in advance in panel end,
When triggering position of touch calculating, this yield value is called directly.Really usual practice can such as be simulated yield value by mechanical wall
Then the practical position of touch of manpower is sequentially adjusted in the yield value of each auxiliary touch control electrode, counts after recording each adjust gain
The position of touch of calculation, when the practical position of touch difference of the position of touch of calculating and mechanical wall simulation manpower is less than preset value,
The yield value of the corresponding each auxiliary touch control electrode of the position of touch calculated at this time yield value the most final is stored in panel end.
Optionally, position of touch computing unit can be calculated using the following equation the position of touch of touching object:
Wherein, X is the abscissa of position of touch, and Y is the ordinate of position of touch, qiFor the position of i-th of touch control electrode block
Set weight, aiIndicate that the abscissa of the geometric center of i-th of touch control electrode block, n indicate the quantity of touch control electrode block, ciIndicate i-th
The ordinate of the geometric center of a touch control electrode block, pjThe position weight of touch control electrode, b are assisted for j-thjIndicate j-th of auxiliary
The abscissa of the geometric center of touch control electrode, m indicate the quantity of auxiliary touch control electrode, djIndicate j-th of auxiliary touch control electrode
The ordinate of geometric center, AjIndicate the yield value of j-th of auxiliary touch control electrode；N touch control electrode block and nearest auxiliary are touched
It controls the distance between electrode and is respectively less than pre-determined distance.
Still by taking table 1 and Fig. 7 as an example, when touching object touches touch area 36, calculation formula is as follows
X=q1·a1+q2·a2+q3·a3+q4·a4+q5·a5+q6·a6+p1·b1·A1+p2·b2
·A2+p3·b3·A3+p4·b4·A4
Y=q1·c1+q2·c2+q3·c3+q4·c4+q5·c5+q6·c6+p1·d1·A1+p2·d2
·A2+p3·d3·A3+p4·d4·A4
Wherein, q1、q2、q3、q4、q5、q6Respectively indicate touch control electrode block 211, touch control electrode block 212, touch control electrode block
213, the position weight of touch control electrode block 214, touch control electrode block 215, touch control electrode block 216.a1、a2、a3、a4、a5、a6Table respectively
Show touch control electrode block 211, touch control electrode block 212, touch control electrode block 213, touch control electrode block 214, touch control electrode block 215, touch-control
The abscissa of the geometric center of electrode block 216.p1、p2、p3、p4Respectively indicate auxiliary touch control electrode 221, auxiliary touch control electrode
222, the position weight for assisting touch control electrode 223, assisting touch control electrode 224.b1、b2、b3、b4Respectively indicate auxiliary touch control electrode
221, the abscissa of touch control electrode 222, auxiliary touch control electrode 223, the geometric center of auxiliary touch control electrode 224 is assisted.A1、A2、
A3、A4It respectively indicates auxiliary touch control electrode 221, auxiliary touch control electrode 222, auxiliary touch control electrode 223, assist touch control electrode 224
Yield value.c1、c2、c3、c4、c5、c6Respectively indicate touch control electrode block 211, touch control electrode block 212, touch control electrode block 213, touch-control
The ordinate of the geometric center of electrode block 214, touch control electrode block 215, touch control electrode block 216.d1、d2、d3、d4It respectively indicates auxiliary
Help the vertical seat of touch control electrode 221, auxiliary touch control electrode 222, auxiliary touch control electrode 223, the geometric center of auxiliary touch control electrode 224
Mark.Due to touch control electrode block 211, touch control electrode block 214, the induction amount of touch control electrode 224 is assisted to be 0, it is possible to setting touching
Control electrode block 211, touch control electrode block 214, assist touch control electrode 224 induction amount be 0, as table 1 be illustratively arranged it is all
The yield value for assisting touch control electrode is 1.2.Above-mentioned formula can simplify are as follows:
X=q2·a2+q3·a3+q5·a5+q6·a6+1.2p1·b1+1.2p2·b2+1.2p3·b3
Y=q2·c2+q3·c3+q5·c5+q6·c6+1.2p1·d1+1.2p2·d2+1.2p3·d3
It should be noted that if other regions also have touch control operation simultaneously, such as in addition to the position for closing on mould group setting area
Shown in Fig. 8, if position shown in dotted line frame 37 and dotted line frame 38 has touch control operation simultaneously, then in the touch-control for calculating dotted line frame 37
When position, the touch control electrode block 217, touch control electrode block 218, touch control electrode block 219, the touch-control electricity that need to avoid by dotted line frame 38
The induction amount of pole block 2110 calculates in above-mentioned formula.Therefore n touch control electrode block in setting of embodiment of the present invention above-mentioned formula
The distance between nearest auxiliary touch control electrode is respectively less than pre-determined distance, i.e., using the part touch-control for closing on auxiliary touch control electrode
Electrode block is calculated.Above-mentioned pre-determined distance can be according to the design requirement flexible setting of panel.Such as, it may be considered that touch-control electricity
The factors such as size, the size in mould group setting area of touch area of the size, touching object of pole block on panel.For example, if hand
Refer to that the touch-control diameter on touch panel is D, then above-mentioned pre-determined distance can be set equal to D.
The embodiment of the present invention also provides a kind of touch device, and Fig. 9 is a kind of touch device provided in an embodiment of the present invention
Structural schematic diagram, as described in Figure 9, touch device include touch panel 100 described in any embodiment of the present invention.Illustratively,
Touch device may include that touch devices, the embodiment of the present invention such as mobile phone, computer and intelligent wearable device do not limit this
It is fixed.
The embodiment of the present invention also provides a kind of position of touch detection method, and this method can be adapted for any of the above-described embodiment
The touch panel, wherein touch panel includes that multiple touch control electrode blocks, multiple auxiliary touch control electrodes and position of touch calculate
Unit；Touch panel further includes mould group setting area, and multiple touch control electrode blocks are not overlapped with mould group setting area；Multiple auxiliary touch-control electricity
Pole is located between touch control electrode block and mould group setting area and is arranged along mould group setting area edge；Wherein, the face of touch control electrode is assisted
Product is less than the area of touch control electrode block.Figure 10 is a kind of process signal of position of touch detection method provided in an embodiment of the present invention
Figure, as shown in Figure 10, which comprises
S110, the induction amount for obtaining the touch control electrode block, the induction amount of the auxiliary touch control electrode, the auxiliary touch-control
The geometric center of the yield value of electrode, the geometric center of the touch control electrode block and the auxiliary touch control electrode；
S120, the induction amount according to the touch control electrode block, the induction amount for assisting touch control electrode, the auxiliary touch-control
The geometric center of the yield value of electrode, the geometric center of the touch control electrode block and the auxiliary touch control electrode determines touch objects
The position of touch of body.
The embodiment of the present invention setting between touch control electrode block and mould group setting area is arranged along mould group setting area edge more
The touch panel of a auxiliary touch control electrode, when carrying out position of touch calculating, can according to the induction amount of touch control electrode block, assist
The induction amount of touch control electrode, the yield value for assisting touch control electrode, the geometric center of touch control electrode block and auxiliary touch control electrode
Geometric center determines the position of touch of touching object.Since mould group setting area does not have touch control electrode block, the embodiment of the present invention passes through
Auxiliary touch control electrode is to assist calculating the position of touch near mould group setting area, further, since the area of auxiliary touch control electrode
Less than the area of touch control electrode block, the present invention is that yield value is arranged in auxiliary touch control electrode, can will assist the induction of touch control electrode
Amount is promoted to the induction amount same level with touch control electrode block.Therefore, the present invention can be to avoid the touch-control near mould group setting area
Position calculates the problem of inaccuracy.
Optionally, step S120 is according to the induction amount of the touch control electrode block, the induction amount of the auxiliary touch control electrode, institute
State the geometric center of the yield value of auxiliary touch control electrode, the geometric center of the touch control electrode block and the auxiliary touch control electrode
Determine the position of touch of touching object, comprising:
The touch-control electricity is calculated according to the induction flowmeter of the induction amount of the touch control electrode block and the auxiliary touch control electrode
The position weight of the position weight of pole block and the auxiliary touch control electrode；Wherein, induction amount is bigger, and position weight is bigger.
When the induction amount of at least one touch control electrode block is more than given threshold, each auxiliary touch-control electricity is set
The yield value of pole is equal to 1；Otherwise, the yield value that each auxiliary touch control electrode is arranged is greater than 1；
According to the position weight of the touch control electrode block, position weight, the auxiliary touch-control of the auxiliary touch control electrode
The geometric center of the yield value of electrode, the geometric center of the touch control electrode block and the auxiliary touch control electrode determines touch objects
The position of touch of body.
The embodiment of the present invention can be by judging that touch area is super with the presence or absence of the induction amount of at least one touch control electrode block
Given threshold is crossed, judges whether position of touch compares neighbour's mould group setting area with this.If there are at least one touch-controls for touch area
The induction amount of electrode block is more than given threshold, illustrates center of the touch area apart from mould group setting area farther out, then assisting
The induction amount of touch control electrode contributes less the calculating of position of touch, so the yield value of each auxiliary touch control electrode of setting is equal to
1.Otherwise illustrate that area is arranged relatively close to mould group in touch area, then calculating of the induction amount of auxiliary touch control electrode to position of touch
It contributes larger.The present invention is that yield value is arranged in each auxiliary touch control electrode, and yield value is greater than 1, so that the auxiliary after gain is touched
Control electrode induction amount be promoted to the comparable level of touch control electrode block, for calculating position of touch.
Optionally, step 120 can be calculated using the following equation the position of touch of touching object:
Wherein, X is the abscissa of position of touch, and Y is the ordinate of position of touch, qiFor the position of the i-th touch control electrode block
Weight, aiIndicate that the abscissa of the geometric center of the i-th touch control electrode block, n indicate the quantity of touch control electrode block, ciIndicate the i-th touch-control
The ordinate of the geometric center of electrode block, pjThe position weight of touch control electrode, b are assisted for jthjIndicate jth auxiliary touch control electrode
The abscissa of geometric center, m indicate the quantity of auxiliary touch control electrode, djIndicate the vertical of the geometric center of jth auxiliary touch control electrode
Coordinate, AjIndicate the yield value of jth auxiliary touch control electrode；Between n touch control electrode block and nearest auxiliary touch control electrode away from
From respectively less than pre-determined distance.
It should be noted that respectively the yield value of auxiliary touch control electrode can be equal or differs, the embodiment of the present invention pair
This without limitation, those skilled in the art can be according to the design requirement flexible setting of actual panel.
For example, the yield value of all auxiliary touch control electrodes can be set if the area of all auxiliary touch control electrodes is equal
It is equal.Due to the area of all auxiliary touch control electrodes and the yield value of all auxiliary touch control electrodes is equal, so different auxiliary
Help the compensation of the induction amount of touch control electrode suitable, it is not necessary that different yield values is arranged according to the size of auxiliary touch control electrode,
To simplify the operation for making position of touch.
Further for example, the area of auxiliary touch control electrode is bigger, the yield value of the auxiliary touch control electrode is smaller.If respectively assisting touch-control
The area of electrode differs, and different yield values can be arranged for different auxiliary touch control electrodes.Specifically, auxiliary touch control electrode
Area is bigger, then the yield value that auxiliary touch control electrode is arranged is smaller.Since the area of auxiliary touch control electrode is bigger, then the auxiliary is touched
The induction amount that control electrode can sense is bigger, then the yield value that the auxiliary touch control electrode can be set accordingly reduces, to make
The contribution for the induction amount for respectively assisting touch control electrode to provide after gain is suitable.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts, be combined with each other and substitutes without departing from protection scope of the present invention.Therefore, although by above embodiments to this
Invention is described in further detail, but the present invention is not limited to the above embodiments only, is not departing from present inventive concept
In the case of, it can also include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (13)
1. a kind of touch panel characterized by comprising
Multiple touch control electrode blocks；
Multiple auxiliary touch control electrodes；The touch panel further includes mould group setting area, the multiple touch control electrode block and the mould
Group setting area does not overlap；The multiple auxiliary touch control electrode is located between the touch control electrode block and mould group setting area and edge
The mould group setting area edge is arranged；
Position of touch computing unit, the position of touch computing unit are used for according to the induction amount of the touch control electrode block, described
Assist the induction amount of touch control electrode, the yield value of the auxiliary touch control electrode, the geometric center of the touch control electrode block and institute
The geometric center for stating auxiliary touch control electrode determines the position of touch of touching object；
Wherein, the area of the auxiliary touch control electrode is less than the area of the touch control electrode block.
2. touch panel according to claim 1, which is characterized in that the edge of the viewing area of the touch panel includes opening
Mouth region, mould group setting area are located in the open region；
Alternatively, mould group setting area is located in the viewing area of the touch panel, mould group setting area includes the mould group
Providing holes.
3. touch panel according to claim 1, which is characterized in that the gap between the adjacent two auxiliary touch control electrode
Gap between the two touch control electrode blocks adjacent with one, which is aligned, to be connected to.
4. touch panel according to claim 1, which is characterized in that the area of all auxiliary touch control electrodes is homogeneous
Deng.
5. touch panel according to claim 4, which is characterized in that the yield value of all auxiliary touch control electrodes is homogeneous
Deng.
6. touch panel according to claim 1, which is characterized in that the area of the auxiliary touch control electrode is bigger, the institute
The yield value for stating auxiliary touch control electrode is smaller.
7. touch panel according to claim 1, which is characterized in that further include a plurality of auxiliary touch control electrode line；
Each auxiliary touch control electrode is connect at least one auxiliary touch control electrode line；
The different auxiliary touch control electrode connection differences auxiliary touch control electrode line；
It is equipped with lead between multiple auxiliary touch control electrodes and the mould group providing holes, area, the part auxiliary touch-control electricity are set
Polar curve is located at lead setting area.
8. touch panel according to claim 1, which is characterized in that the position of touch computing unit is specifically used for:
The touch control electrode block is calculated according to the induction flowmeter of the induction amount of the touch control electrode block and the auxiliary touch control electrode
Position weight and it is described auxiliary touch control electrode position weight；Wherein, induction amount is bigger, and position weight is bigger；
When the induction amount of at least one touch control electrode block is more than given threshold, each auxiliary touch control electrode is set
Yield value is equal to 1；Otherwise, the yield value that each auxiliary touch control electrode is arranged is greater than 1；
According to the position weight of the touch control electrode block, the position weight of the auxiliary touch control electrode, the auxiliary touch control electrode
Yield value, the touch control electrode block geometric center and it is described auxiliary touch control electrode geometric center determine touching object
Position of touch.
9. touch panel according to claim 7, which is characterized in that the position of touch computing unit uses following formula
Calculate the position of touch of touching object:
Wherein, X is the abscissa of the position of touch, and Y is the ordinate of the position of touch, qiFor i-th of touch control electrode
The position weight of block, aiIndicate that the abscissa of the geometric center of i-th of touch control electrode block, n indicate the number of touch control electrode block
Amount, ciIndicate the ordinate of the geometric center of i-th of touch control electrode block, pjFor the position of j-th of auxiliary touch control electrode
Weight, bjIndicate that the abscissa of the geometric center of j-th of auxiliary touch control electrode, m indicate the quantity of auxiliary touch control electrode, dj
Indicate the ordinate of the geometric center of j-th of auxiliary touch control electrode, AjIndicate the gain of j-th of auxiliary touch control electrode
Value；N the distance between the touch control electrode blocks and nearest auxiliary touch control electrode are respectively less than pre-determined distance.
10. a kind of touch device, which is characterized in that including the touch panel any in claim 1-9.
11. a kind of position of touch detection method, which is characterized in that
Touch panel includes multiple touch control electrode blocks, multiple auxiliary touch control electrodes and position of touch computing unit；The touch-control
Panel further includes mould group setting area, and the multiple touch control electrode block is not overlapped with mould group setting area；The multiple auxiliary touching
Control electrode is located between the touch control electrode block and mould group setting area and is arranged along mould group setting area edge；Wherein,
The area of the auxiliary touch control electrode is less than the area of the touch control electrode block；
The described method includes:
Obtain the increasing of the induction amount of the touch control electrode block, the induction amount, the auxiliary touch control electrode of the auxiliary touch control electrode
The geometric center of benefit value, the geometric center of the touch control electrode block and the auxiliary touch control electrode；
According to the increasing of the induction amount of the touch control electrode block, the induction amount, the auxiliary touch control electrode of the auxiliary touch control electrode
The geometric center of beneficial value, the geometric center of the touch control electrode block and the auxiliary touch control electrode determines the touch-control of touching object
Position.
12. according to the method for claim 11, which is characterized in that the induction amount according to the touch control electrode block, institute
State the induction amount of auxiliary touch control electrode, the auxiliary yield value of touch control electrode, the touch control electrode block geometric center and
The geometric center of the auxiliary touch control electrode determines the position of touch of touching object, comprising:
The touch control electrode block is calculated according to the induction flowmeter of the induction amount of the touch control electrode block and the auxiliary touch control electrode
Position weight and it is described auxiliary touch control electrode position weight；Wherein, induction amount is bigger, and position weight is bigger；
When the induction amount of at least one touch control electrode block is more than given threshold, each auxiliary touch control electrode is set
Yield value is equal to 1；Otherwise, the yield value that each auxiliary touch control electrode is arranged is greater than 1；
According to the position weight of the touch control electrode block, the position weight of the auxiliary touch control electrode, the auxiliary touch control electrode
Yield value, the touch control electrode block geometric center and it is described auxiliary touch control electrode geometric center determine touching object
Position of touch.
13. according to the method for claim 12, which is characterized in that the position weight according to the touch control electrode block,
The geometric center of the position weight of the auxiliary touch control electrode, the yield value of the auxiliary touch control electrode, the touch control electrode block
And the geometric center of the auxiliary touch control electrode determines the position of touch of touching object, comprising:
It is calculated using the following equation the position of touch of touching object:
Wherein, X is the abscissa of the position of touch, and Y is the ordinate of the position of touch, qiFor the i-th touch control electrode block
Position weight, aiIndicate that the abscissa of the geometric center of the i-th touch control electrode block, n indicate the quantity of touch control electrode block, ci
Indicate the ordinate of the geometric center of the i-th touch control electrode block, pjFor the position weight for assisting touch control electrode described in jth, bjTable
Show that the abscissa that the geometric center of touch control electrode is assisted described in jth, m indicate the quantity of auxiliary touch control electrode, djIt indicates described in jth
Assist the ordinate of the geometric center of touch control electrode, AjIndicate the yield value that touch control electrode is assisted described in jth；The n touch-controls
The distance between electrode block and nearest auxiliary touch control electrode are respectively less than pre-determined distance.
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