CN106951118A - A kind of touch control display apparatus and its driving method - Google Patents
A kind of touch control display apparatus and its driving method Download PDFInfo
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- CN106951118A CN106951118A CN201710157002.5A CN201710157002A CN106951118A CN 106951118 A CN106951118 A CN 106951118A CN 201710157002 A CN201710157002 A CN 201710157002A CN 106951118 A CN106951118 A CN 106951118A
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- touch control
- pressure sensitive
- electrode
- pressure
- substrate
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Abstract
The embodiments of the invention provide a kind of touch control display apparatus and its driving method.The touch control display apparatus includes：First substrate, second substrate, thin film transistor array layer, pixel electrode layer and common electrode layer, pixel electrode layer include multiple pixel electrodes, and common electrode layer includes multiple public electrodes being arranged in array；Public electrode is multiplexed with touch control electrode, a touch control electrode and the electrical connection of at least one touch control electrode line and insulated with remaining touch control electrode line；Touch control display apparatus also includes：Pressure electrode portion, pressure electrode portion includes：Pressure-driven electrode portion and pressure sensitive electrode portion, a plurality of data lines are multiplexed with pressure-driven electrode portion, and pressure sensitive electrode area includes at least one pressure sensitive electrode in side of the first substrate away from second substrate, pressure sensitive electrode portion.Therefore, technical scheme provided in an embodiment of the present invention can solve the problem that in the prior art due to can not separating pressure signal and touching signals and easily occur disorderly report point phenomenon the problem of.
Description
【Technical field】
The present invention relates to microelectronics technology, more particularly to a kind of touch control display apparatus and its driving method.
【Background technology】
At present, touch control display apparatus is used as the tool of communications between people and electronic installation, is obtained extensively in every field
Using.In the prior art, touch control display apparatus all uses capacitive pressure sensitive principle mostly, by detecting touch-control display dress
Capacitance variations carry out estimated pressure value caused by putting the pressure cause deformation on surface.Also, in existing touch control display apparatus, pressure inspection
Survey and touch control detection is realized by the same electrode of time-sharing multiplex.
In process of the present invention is realized, inventor has found that at least there are the following problems in the prior art：
In the prior art, because pressure detecting and touch control detection are realized by the same electrode of time-sharing multiplex, then, touch-control
When display device is detected by same electrode, it is impossible to be kept completely separate pressure signal and touching signals, and then, easily will
The pressure signal detected is superimposed into touching signals so that touching signals amount increases, and disorderly report point phenomenon occurs.
【The content of the invention】
In view of this, it is existing to solve the embodiments of the invention provide a kind of touch control display apparatus and its driving method
In technology due to can not separating pressure signal and touching signals and easily occur disorderly report point phenomenon the problem of.
On the one hand, the embodiments of the invention provide a kind of touch control display apparatus, including：
First substrate and the second substrate being oppositely arranged with the first substrate；
The first substrate includes close to the side of the second substrate：
Thin film transistor array layer, the thin film transistor array layer include a plurality of gate line being set up in parallel, it is a plurality of simultaneously
The data wire set is arranged, a plurality of gate line and a plurality of data wire transposition insulator limit multiple pixel cells；
Pixel electrode layer and common electrode layer, the pixel electrode layer include multiple pixel electrodes, the common electrode layer
Including multiple public electrodes being arranged in array；The public electrode is multiplexed with touch control electrode, a touch control electrode and extremely
A few touch control electrode line is electrically connected and insulated with remaining touch control electrode line；
The touch control display apparatus also includes：
Pressure electrode portion, the pressure electrode portion includes：Pressure-driven electrode portion and pressure sensitive electrode portion, it is described a plurality of
Data wire is multiplexed with the pressure-driven electrode portion, and the pressure sensitive electrode area is in the first substrate away from described second
The side of substrate, the pressure sensitive electrode portion includes at least one pressure sensitive electrode.
On the other hand, the embodiments of the invention provide a kind of driving method of touch control display apparatus, the touch-control display dress
Put including：
First substrate and the second substrate being oppositely arranged with the first substrate；
The first substrate includes close to the side of the second substrate：
Thin film transistor array layer, the thin film transistor array layer include a plurality of gate line being set up in parallel, it is a plurality of simultaneously
The data wire set is arranged, a plurality of gate line and a plurality of data wire transposition insulator limit multiple pixel cells；
Pixel electrode layer and common electrode layer, the pixel electrode layer include multiple pixel electrodes, the common electrode layer
Including multiple public electrodes being arranged in array；The public electrode is multiplexed with the touch control electrode, a touch control electrode
Electrically connect and insulated with remaining touch control electrode line with least one touch control electrode line；
The touch control display apparatus also includes：
Pressure electrode portion, the pressure electrode portion includes：Pressure-driven electrode portion and pressure sensitive electrode portion, it is described a plurality of
Data wire is multiplexed with the pressure-driven electrode portion, and the pressure sensitive electrode area is in the first substrate away from described second
The side of substrate, the pressure sensitive electrode portion includes at least one pressure sensitive electrode；
Methods described includes：Multiple drive cycles, each drive cycle include the display stage, the touch control detection stage and
The pressure sensitive stage；
In the display stage, a plurality of data lines outputting data signals；
In the touch control detection stage, the touch control electrode exports touch-control sensing signal；
In the pressure sensitive stage, a plurality of data lines output pressure drive signal, the pressure sensitive electrode is defeated
Go out pressure sensitive signal.
A technical scheme in above-mentioned technical proposal has the advantages that：
In touch control display apparatus provided in an embodiment of the present invention, on the one hand, public electrode can be multiplexed with touch control electrode, enter
The detection of row touching signals, on the other hand, by increasing pressure sensitive electrode portion in touch control display apparatus, and utilizes multiplexing
A plurality of data lines constitutes complete pressure electrode portion as pressure-driven electrode portion, carries out the detection of pressure signal；Thus, just
The detection of pressure signal and the detection of touching signals can separately be carried out, two detection electric capacity are geographically and functionally
It is all each independent, it also can just be kept completely separate pressure signal and touching signals, it is to avoid pressure signal is superimposed into touching signals
And cause the phenomenon of touching signals amount increase, therefore, technical scheme provided in an embodiment of the present invention can solve the problem that in the prior art
Due to can not separating pressure signal and touching signals and easily occur disorderly report point phenomenon the problem of.
【Brief description of the drawings】
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be attached to what is used needed for embodiment
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area
For those of ordinary skill, without having to pay creative labor, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of diagrammatic cross-section that the embodiment of the present invention provides touch control display apparatus；
Fig. 2 is another diagrammatic cross-section that the embodiment of the present invention provides touch control display apparatus；
Fig. 3 is another diagrammatic cross-section that the embodiment of the present invention provides touch control display apparatus；
Fig. 4 a are the vertical view Organization Charts of self-tolerant pressure sensitive electrode portion；
Fig. 4 b are the vertical view Organization Charts of the corresponding a plurality of data lines of self-tolerant pressure sensitive electrode portion；
Fig. 5 a are the vertical view Organization Charts of mutual capacitance type pressure sensitive electrode portion；
Fig. 5 b are the vertical view Organization Charts of the corresponding a plurality of data lines of mutual capacitance type pressure sensitive electrode portion；
Fig. 6 is the overlooking structure figure that data wire switch unit is located on the panel of touch control display apparatus；
Fig. 7 is the overlooking structure figure that data wire switch unit is located in the driving chip of touch control display apparatus；
Fig. 8 is the structural representation of data wire switch unit；
Fig. 9 is the drive signal schematic diagram for the touch control display apparatus for possessing self-tolerant pressure sensitive electrode portion；
Figure 10 is the drive signal schematic diagram for the touch control display apparatus for possessing mutual capacitance type pressure sensitive electrode portion.
【Embodiment】
In order to be better understood from technical scheme, the embodiment of the present invention is retouched in detail below in conjunction with the accompanying drawings
State.
It will be appreciated that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
Its embodiment, belongs to the scope of protection of the invention.
The term used in embodiments of the present invention is the purpose only merely for description specific embodiment, and is not intended to be limiting
The present invention." one kind ", " described " and "the" of singulative used in the embodiment of the present invention and appended claims
It is also intended to including most forms, unless context clearly shows that other implications.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, represent
There may be three kinds of relations, for example, A and/or B, can be represented：Individualism A, while there is A and B, individualism B these three
Situation.In addition, character "/" herein, it is a kind of relation of "or" to typically represent forward-backward correlation object.
It will be appreciated that though in embodiments of the present invention substrate may be described using term first, second, third, etc.
Deng, but these substrates should not necessarily be limited by these terms.These terms are only used for substrate being distinguished from each other out.For example, not departing from this
In the case of inventive embodiments scope, first substrate can also be referred to as second substrate, similarly, and second substrate can also be claimed
For first substrate.
Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determining " or " in response to detection ".Similarly, depending on linguistic context, phrase " if it is determined that " or " if detection
(condition or event of statement) " can be construed to " when it is determined that when " or " in response to determine " or " when the detection (condition of statement
Or event) when " or " in response to detection (condition or event of statement) ".
For the touch control display apparatus in the presence of prior art, such as liquid crystal display, due to pressure detecting and touch-control inspection
Survey and realized by the same electrode of time-sharing multiplex, therefore, because touch control display apparatus can not be kept completely separate pressure signal and touch-control
Signal and easily occur disorderly report point a phenomenon, the embodiments of the invention provide following resolving ideas：Pass through in touch control display apparatus
Detection of the independent pressure electrode portion to carry out pressure signal, and it is multiplexed with touch control electrode progress touch-control letter using public electrode
Number detection, pressure signal and touching signals are kept completely separate, it is to avoid disorderly report point a phenomenon.
Under the guiding of the thinking, this programme embodiment provides following feasible embodiment.
The embodiment of the present invention provides a kind of touch control display apparatus.
Specifically, refer to Fig. 1, it is provided a kind of diagrammatic cross-section of touch control display apparatus by the embodiment of the present invention,
As shown in figure 1, the touch control display apparatus includes：
First substrate 11 and the second substrate 12 being oppositely arranged with first substrate 11；Wherein, first substrate 11 is close to second
The side of substrate 12 includes：Thin film transistor array layer 13, thin film transistor array layer 13 includes a plurality of grid being set up in parallel
Line, a plurality of data wire being set up in parallel, a plurality of gate line and a plurality of data lines transposition insulator limit multiple pixel cells；Pixel
Electrode layer 14 and common electrode layer 15, pixel electrode layer 14 include multiple pixel electrodes, and it is in battle array that common electrode layer 15, which includes multiple,
Arrange the public electrode of arrangement；Public electrode is multiplexed with touch control electrode, and a touch control electrode and at least one touch control electrode line are electrically connected
Connect and insulated with remaining touch control electrode line；The touch control display apparatus also includes：Pressure electrode portion 16, pressure electrode portion 16 is wrapped
Include：Pressure-driven electrode portion 161 and pressure sensitive electrode portion 162, a plurality of data lines are multiplexed with pressure-driven electrode portion 161, pressure
Power induction electrode portion 162 is located at side of the first substrate 11 away from second substrate 12, and pressure sensitive electrode portion 162 includes at least one
Individual pressure sensitive electrode.
It should be noted that in touch control display apparatus as shown in Figure 1, pressure-driven electrode portion 161 is a plurality of data lines
Multiplexing, also, data line bit is in thin film transistor array layer 13, and therefore, pressure-driven electrode portion 161 is thin film transistor (TFT)
A part in array layer 13.The embodiment of the present invention in thin film transistor array layer 13 in addition to driving electrodes portion 161
Part is without being particularly limited to.Optionally, in the prior art, thin film transistor array layer 13 generally include a plurality of gate line, it is many
Data line and semiconductor layer.
In some optional implementations, in touch control display apparatus as shown in Figure 1, first substrate can be substrate base
Plate, second substrate can be glass cover-plate.In actual implementation process, when first substrate 11 is underlay substrate, second substrate 12
During for cover-plate glass, color membrane substrates are also provided with close to the side of first substrate 11 in second substrate 12, in color membrane substrates
Liquid crystal is full of between public electrode 15.
For touch control display apparatus as shown in Figure 1, during being driven to it, multiple driving weeks can be included
Phase, each drive cycle includes：Display stage, touch control detection stage and pressure sensitive stage.
Specifically, in display stage, a plurality of data lines outputting data signals.Now, the outputting common voltage of public electrode 15
(Vcom voltage), pressure sensitive electrode portion 162 is hanging or is grounded.
In touch control detection stage, touch control electrode (public electrode multiplexing) output touch-control sensing signal.
In the touch control detection stage, touch control electrode receives touch-control drive signal, and in the prior art, touch-control drive signal is usually
Pulse signal, touch control electrode is used to sense touch control operation, then exports touch-control sensing signal.In order to reduce the cabling pair of data wire
The detection of touching signals causes signal to disturb, and therefore, it can driving a plurality of data lines output touch-control drive signal or ground connection.When
When a plurality of data lines exports touch-control drive signal, the touch-control that touch-control drive signal and the touch control electrode of data wire output are received drives
The frequency of signal, phase and amplitude are all completely the same, so that reducing detection of the cabling of data wire to touching signals causes signal
Interference.
It should be noted that also there are some faces that there is stronger coupling with public electrode in touch control display apparatus
Plate cabling, for example, the high logic level and the low logic level of thin film transistor (TFT) of thin film transistor (TFT), these panel cablings with it is public
Electrode can have a negative impact because of stronger coupling to the detection of touching signals.It therefore, it can in touch control detection rank
Section, drives these panel cablings to export above-mentioned touch-control drive signal, or, these panel cablings are driven in original output signal
The amplitude of the above-mentioned touch-control drive signal of increase output on the basis of amplitude, to reduce the coupling between these panel cablings and public electrode
Cooperation is used, and improves the Detection accuracy of touching signals.
In the embodiment of the present invention, touch control electrode is what public electrode was multiplexed, and public electrode is arranged in array, that is to say, that
Touch control electrode is self-tolerant framework.Touch control electrode receives touch-control drive signal, and touch control electrode forms direct-to-ground capacitance over the ground, when useful
When the finger at family or other touch control objects carry out touch control operation to the touch control display apparatus, the direct-to-ground capacitance of public electrode changes
Cause its quantity of electric charge to change to produce electric current, the electric current is touch-control sensing signal, and driving chip just can be according to each
The touch-control sensing signal of public electrode output determines the position of touch point.
In some optional implementations, the above-mentioned touch-control drive signal being related to of the embodiment of the present invention can be from appearance arteries and veins
Signal is rushed, should can according to actual needs be preset from frequency, amplitude and phase for holding pulse signal etc., the present invention is implemented
Example is to this without being particularly limited to.
In pressure sensitive stage, a plurality of data lines output pressure drive signal, pressure sensitive electrode output pressure sensing letter
Number.
In the pressure sensitive stage, in order to shield user's finger or other touch control object touch-controls touch control display apparatus is caused touches
Interference of the signal to pressure sensitive is controlled, touch control electrode can be grounded, it is, public electrode is grounded.
In the embodiment of the present invention, for further separating pressure induced signal and touching signals, and hence it is also possible to drive
Between touch control detection stage and pressure sensitive stage continuously perform in the dynamic cycle, increase buffer stage.In buffer stage, touch-control inspection
Electric capacity and pressure sensing capacitance are surveyed all without detection, now, touch control electrode (public electrode), a plurality of data lines and pressure sensitive
Electrode is all grounded.
In touch control display apparatus as shown in Figure 1, pressure-driven electrode portion 161 and feeling of stress in pressure electrode portion 16
The decomposition pressure of electrode portion 162 is answered to detect electric capacity, to detect the pressure signal on the touch control display apparatus；And common electrode layer 15
In public electrode be multiplexed with touch control electrode, touch control electrode array arrangement, it is possible to constitute the touch control detection electric capacity of self-tolerant, use
To detect the touching signals on the touch control display apparatus.Therefore, pressure sensing capacitance and touch control detection electric capacity is geographically
It is independent；Also, pressure sensing capacitance is used to detect pressure signal, and touch control detection electric capacity is used to detect touching signals, two
Electric capacity is also functionally what is worked independently, and would not be added to touch-control in the presence of the pressure signal for detecting pressure sensing capacitance
Detection capacitance detecting to touching signals above situation about going, thus, it is possible to which effective solve a disorderly report point problem.
In the embodiment of the present invention, pressure sensitive electrode area is in side of the first substrate away from the second substrate.
Hereinafter, the difference constructed based on touch control display apparatus, the embodiment of the present invention provides the realization side of following two touch control display apparatus
Formula：
The first, pressure sensitive electrode portion is arranged in the middle of backlight module.
Specifically, refer to Fig. 2, its another section for providing touch control display apparatus by the embodiment of the present invention is illustrated
Figure, as shown in Fig. 2 the touch control display apparatus includes：First substrate 11, second substrate 12, thin film transistor array layer 13, pixel
Electrode layer 14, common electrode layer 15 and pressure electrode portion 16.
Specifically, as shown in Fig. 2 first substrate 11 and second substrate 12 are oppositely arranged, and thin film transistor array layer 13,
Pixel electrode layer 14 and common electrode layer 15 are located at first substrate 11 close to the side of second substrate 12.As shown in Fig. 2 pressure is electric
Pressure-driven electrode portion 161 in pole portion 16 is the multiplexing of a plurality of data lines, and therefore, it is brilliant that pressure-driven electrode portion 16 is located at film
In body pipe array layer 13.
Specifically, as shown in Fig. 2 side of the first substrate 11 away from second substrate 12 is provided with backlight module 17, backlight
There is clearance C between module 17 and first substrate 11.Optionally, backlight module 17 and first substrate 11 are viscous by double faced adhesive tape 176
Patch is fixed.Also, as shown in Fig. 2 backlight module 17 includes：Set successively on direction of the first substrate 11 away from second substrate 12
The optical film material 171 and backlight carriage 172 put；Pressure sensitive electrode portion 162 in pressure electrode portion 16 is located at optical film material
Between 171 and backlight carriage 172.
It should be noted that in touch control display apparatus as shown in Figure 2, backlight module 17 is located at whole touch control display apparatus
The bottom, now, backlight carriage 172 can undertake the effect for supporting whole backlight module and whole touch control display apparatus.
Therefore, as shown in Fig. 2 extra carriage need not be increased in the touch control display apparatus in whole touch control display apparatus.Can
Choosing, optical film material 171 includes light guide plate, reflector plate, diffusion sheet, brightness enhancement film etc..
Second, pressure sensitive electrode portion is arranged between backlight module and overall center close to the position of overall center.
Specifically, refer to Fig. 3, its another section for providing touch control display apparatus by the embodiment of the present invention is illustrated
Figure, as shown in figure 3, the touch control display apparatus includes：First substrate 11, second substrate 12, thin film transistor array layer 13, pixel
Electrode layer 14, common electrode layer 15 and pressure electrode portion 16.
Specifically, as shown in figure 3, first substrate 11 and second substrate 12 are oppositely arranged, and thin film transistor array layer 13,
Pixel electrode layer 14 and common electrode layer 15 are located at first substrate 11 close to the side of second substrate 12.As shown in figure 3, pressure is electric
Pressure-driven electrode portion 161 in pole portion 16 is the multiplexing of a plurality of data lines, and therefore, it is brilliant that pressure-driven electrode portion 16 is located at film
In body pipe array layer 13.
Specifically, as shown in figure 3, side of the first substrate 11 away from second substrate 12 is provided with backlight module 17, also,
Whole machine center 18 is provided with side of the backlight module 17 away from first substrate 11, is deposited between whole machine center 18 and backlight module 17
In clearance C.As shown in figure 3, the pressure sensitive electrode portion 162 in pressure electrode portion 16 is located at overall center 18 close to first substrate
11 side, and with overall center 18 close to.
It should be noted that in touch control display apparatus as shown in Figure 3, overall center 18 can be shown as whole touch-control
The carriage of device, therefore, there is no need to increase the carriage for supporting backlight module in backlight module 17, as shown in figure 3,
Optionally, backlight module 17 is pasted by double faced adhesive tape 176 with first substrate 11 and fixed.Backlight module 17 can include：Optical film
Material, but do not include backlight carriage.
It should be noted that the embodiment of the present invention exemplary two kinds of setting sides for giving pressure sensitive electrode portion herein
Formula.In other optional implementations, pressure sensitive electrode area in the first substrate away from the second substrate one
The embodiment of side is all within protection scope of the present invention.
In some optional implementations, the embodiment of the present invention also show in particular the feeling of stress in pressure electrode portion 16
Answer the concrete structure of electrode portion 162.
Hereinafter, based on the design architecture to pressure sensitive electrode in pressure sensitive electrode portion 162, the embodiment of the present invention is provided
Following two framework modes：
Mode one, pressure sensitive electrode portion 162 is self-tolerant framework.
Specifically, refer to Fig. 4 a, it is the vertical view Organization Chart of self-tolerant pressure sensitive electrode portion.Rectangle in Fig. 4 a is empty
White region corresponds to pressure sensitive electrode 001, as shown in fig. 4 a, and pressure sensitive electrode portion 162 includes multiple pressure sensitive electrodes
001, multiple matrix distributions of pressure sensitive electrode 001.
As shown in fig. 4 a, the connecting line being connected between pressure sensitive electrode 001 and 003 represents walking for pressure sensitive electrode
Line 002, and 003 corresponding region representation flexible PCB (Flexible Printed Circuit, abbreviation FPC) or collection
Into circuit chip (Integrated Circuit, abbreviation IC).
As shown in fig. 4 a, each pressure sensitive electrode 001 passes through pressure sensitive electrode cabling 002 and flexible PCB
(Flexible Printed Circuit, abbreviation FPC) or IC chip (Integrated Circuit, abbreviation IC)
Connection.
In the embodiment of the present invention, when 003 corresponds to FPC, it is, when pressure sensitive electrode 001 and FPC is directly connected to
When, FPC can connect the driving chip of whole touch control display apparatus；Or, FPC can also be connected at the independence of pressure signal
Reason chip carries out independent process and obtains result, afterwards, then result is fed back into whole touch-control by separate processing chips
The driving chip of display device.
It is to be arranged in the cabling of pressure sensitive electrode portion 162 it should be noted that being overlooked shown in Fig. 4 a in Organization Chart
In FPC, during actually this programme is realized, it can be attached with by other means.For example, it is also possible to by feeling of stress
The cabling of electrode portion 162 is answered to be arranged in conductive film layer.
The embodiment of the present invention gives the corresponding a plurality of data lines framework of self-tolerant pressure sensitive electrode portion.It refer to figure
4b, it is the vertical view Organization Chart of the corresponding a plurality of data lines of self-tolerant pressure sensitive electrode portion.A plurality of extension shown in Fig. 4 b
The consistent straight line in direction represents data wire 004.
As shown in Figure 4 b, the touch control display apparatus also includes：
Driving chip 41, driving chip 41 also includes multiplexed signals output end 005, and multiplexed signals output end 005 is in Fig. 4 b
In be expressed as black round dot, driving chip 41 passes through multiplexed signals output end 005 and exports multiplexed signals.Specifically, the present invention is real
Apply in example, multiplexed signals output end 005 was used in the pressure sensitive stage, the multiplexed signals of output is multiplexed so as to obtain data wire 004
For the pressure-driven electrode portion 161 in pressure electrode portion 16, and output pressure drive signal, now, multiplexed signals output end 005
The multiplexed signals of output is pressure-driven signal.
Data wire switch unit 42 is used to connect a plurality of data lines 004 (being multiplexed with pressure-driven electrode portion 161) and multiplexing
Signal output part 005.It is, driving chip 41 can give many datas by the output drive signal of data wire switch unit 42
Line 004.
Specifically, data wire switch unit 42 is defeated specifically for making a plurality of data lines 004 and multiplexed signals in the display stage
Go out cut-off between end 005, and for making to lead between a plurality of data lines 004 and multiplexed signals output end 005 in the pressure sensitive stage
It is logical.
As shown in Figure 4 b, a plurality of data lines 004 in touch control display apparatus passes through data wire switch unit 42 and driving core
Piece 41 is attached, at this point it is possible to the division of data line group not carried out to data wire 004, in pressure sensitive stage, driving chip
41 can drive and can send identical or different pressure-driven signal to each data wire by data wire switch unit 42.
It is understood that in the embodiment of the present invention, the framework of data wire 004 as shown in Figure 4 b is contained within film crystalline substance
In body pipe array layer 13.
Specifically, the framework mode based on self-tolerant pressure sensitive electrode, regard the drive signal in data wire as direct current
Reference ground, therefore, when user's finger or other touch control objects press the touch control display apparatus, corresponding to the feeling of stress of pressing position
The pressure signal for answering electrode to sense can produce change.Based on the principle, touch control display apparatus just can be according to each feeling of stress
The pressure signal of electrode is answered to determine specific pressing position.
Mode two, pressure sensitive electrode portion 162 is mutual capacitance type framework.
Specifically, refer to Fig. 5 a, it is the vertical view Organization Chart of mutual capacitance type pressure sensitive electrode portion.Rectangular female in Fig. 5 a
Shadow zone domain corresponds to pressure sensitive electrode 001, as shown in Figure 5 a, and pressure sensitive electrode portion 162 includes multiple pressure sensitive electrodes
001, multiple pressure sensitive electrodes 001 are set up in parallel for strip.
As shown in Figure 5 a, the connecting line being connected between pressure sensitive electrode 001 and 003 represents walking for pressure sensitive electrode
Line 002,003 corresponding region representation FPC or IC.
As shown in Figure 5 a, each pressure sensitive electrode 001 is connected directly to FPC by the cabling 002 of pressure sensitive electrode
Or IC.Now, part, arrangement mode of cabling 002 of pressure sensitive electrode for being connected with FPC etc. and the framework shown in Fig. 4 a
It is similar, no longer repeated herein.
Based on the framework mode of mutual capacitance type pressure sensitive electrode, when user's finger or other touch control objects press the touch-control and shown
During device, the pressure signal sensed corresponding to the pressure sensitive electrode of position of touch can produce change, still, according to such as Fig. 5 a
Shown framework, can not specifically determine specific pressing position, accordingly, it would be desirable to coordinate the signal intensity of data wire, to determine
Specific pressing position.
Based on this, the embodiment of the present invention provides the vertical view framework of the corresponding a plurality of data lines of mutual capacitance type pressure sensitive electrode portion
Figure.Fig. 5 b are refer to, it is the vertical view Organization Chart of the corresponding a plurality of data lines of mutual capacitance type pressure sensitive electrode portion.Such as Fig. 5 b institutes
Show, the arranged in column straight line being arranged on the touch control display apparatus represents data wire 004, the corresponding a plurality of number of a thick horizontal line
A data line group 006 is represented according to line 004.
As shown in Figure 5 b, the touch control display apparatus also includes：
Driving chip 41, driving chip 41 includes n multiplexed signals output end 005, and multiplexed signals output end 005 is in Fig. 5 b
In be expressed as black round dot.This n multiplexed signals output end 005 can export multiplexed signals with timesharing, wherein, n is positive integer, this
Inventive embodiments for n referred to it is specific numeral without being particularly limited to.
As shown in Figure 5 b, data wire 004 is assigned as n data line group 006, each data line group 006 includes a plurality of number
According to line 004, a data line 004 at most belongs to a data line group 006, and n data line group 006 is exported with n multiplexed signals
End 005 is corresponded.In the embodiment of the present invention, for the data wire 004 in each data line group 006 number without special
Limit, during actually this programme is realized, each data line group 006 can be set to the data wire 004 of equal number, or
Person, it can also be provided that the data wire 004 that number is not waited.For example, in Fig. 5 b in each data line group 006 data wire 004 number
Mesh is 5.
As shown in Figure 5 b, data wire switch unit 42, data wire switch unit 42 is electrically connected to n multiplexed signals output end
005 and n data line group 006.It is understood that now, driving chip 41 can send n pressure-driven signal to n
Data line group 006, now, the pressure-driven signal in each data line group 006 received by each data wire 004 is consistent；
The pressure-driven signal that different pieces of information line group 006 is received can be inconsistent.
Specifically, data wire switch unit 42 is believed specifically for making n data line group 006 be multiplexed with n in the display stage
End between number output end 005, and for making multiplexed signals output end 005 and corresponding data line group in the pressure sensitive stage
Turned between 006.
It should be noted that in the embodiment of the present invention, the bearing of trend h1 of pressure sensitive electrode 001 as shown in Figure 5 a with
The bearing of trend h2 of data wire 004 as shown in Figure 5 b is vertical, so, it is possible to pass through pressure sensitive electrode 001 and data wire
Detection signal at 004 each orthogonal position determines pressing position.
Hereinafter, based on the above two framework mode proposed in the embodiment of the present invention, to institute in above two architectural schemes
The data wire switch unit 42 being related to is specifically described.
First, in the embodiment of the present invention, for the physical location residing for data wire switch unit 42 without being particularly limited to.
For example, in actual application, data wire switch unit 42 can be located on the panel of touch control display apparatus.
Fig. 6 is refer to, it is the overlooking structure figure that data wire switch unit is located on the panel of touch control display apparatus.As schemed
Shown in 6, the touch control display apparatus includes：The viewing area AA and neighboring area BB around viewing area, arrange extension side in AA areas
To consistent a plurality of data lines 004.Whole touch-control is also associated with the underside area of touch control display apparatus as shown in Figure 6 to show
The driving chip 41 of device.
In the embodiment of the present invention, for touch control display apparatus as shown in Figure 6, data wire switch unit 42 can be set
In BB areas.In some optional implementations, user is hand-held for convenience, can be arranged at data wire switch unit 42
On the downside of AA areas in the BB areas of driving chip 41 (structure shown in Fig. 6), or, data wire switch unit 42 can also be set
It is placed on the upside of AA areas in the BB areas away from driving chip 41, to reach the effect of two side frames of reduction.
Or, and for example, in actual application, data wire switch unit 42 can be located at the drive of touch control display apparatus
In dynamic chip 41.
Fig. 7 is refer to, it is the overlooking structure figure that data wire switch unit is located in the driving chip of touch control display apparatus.
As shown in fig. 7, the touch control display apparatus includes：The viewing area AA and neighboring area BB around viewing area, arranges in AA areas and prolongs
Stretch the consistent a plurality of data lines 004 in direction.Whole touch-control is also associated with the underside area of touch control display apparatus as shown in Figure 7
The driving chip 41 of display device, and also include in driving chip 41：Data wire switch unit 42.
For touch control display apparatus as shown in Figure 7, driving chip 41 will be driven by built-in data wire switch unit 42
Dynamic signal is sent to corresponding component.
Second, in the embodiment of the present invention, also include in driving chip 41：Control signal output 007, control signal output
Hold the switch controlling signal for output data line switch unit 42.It refer to the black dot in Fig. 6, Fig. 6 and represent driving
Black bars in signal output part 005, figure represent control signal output 007.
When data wire switch unit 42 receives the switch control that driving chip 41 is exported by control signal output 007
Signal is that when opening, can keep it turned on, and then, it could further realize that the multiplexed signals for exporting driving chip 41 is passed
Pass data wire 004；Or, when data wire switch unit 42, to receive driving chip 41 defeated by control signal output 007
When the switch controlling signal gone out is closes, data wire switch unit 42 is closed mode, now, whole data wires 004 and multiplexing
All end between signal output part 005.
3rd, the structure of detailed description below data wire switch unit.
Fig. 8 is refer to, the structural representation of its data wire switch unit.As shown in figure 8, data wire switch unit 42 includes
Multiple switch pipe 008.
Specifically, as shown in figure 8, the control end connection control signal output end 007 of each switching tube 008, switching tube 008
First end connection multiplexing signal output part 005, the second end connection data wire 004 or data line group 006 of switching tube.
As shown in figure 8, the second end of first switching tube of switching tube 008 to n-th 008 is all connected with data wire 004.In reality
During this programme is realized on border, the second end of switching tube 008 can also connect a data wire for including a plurality of data lines
Group 006, the embodiment of the present invention is to this without being particularly limited to.
It should be noted that in the embodiment of the present invention, circuit in data wire switch unit 42 and switch with data wire
The related connecting lead wire of unit 42 can be arranged on gate metal layer or source-drain electrode metal level according to actual needs, and the present invention is real
Example is applied to this without being particularly limited to.
The technical scheme of the embodiment of the present invention has the advantages that：
In touch control display apparatus provided in an embodiment of the present invention, on the one hand, public electrode can be multiplexed with touch control electrode, enter
The detection of row touching signals, on the other hand, by increasing pressure sensitive electrode portion in touch control display apparatus, and utilizes multiplexing
A plurality of data lines constitutes complete pressure electrode portion as pressure-driven electrode portion, carries out the detection of pressure signal；Thus, just
The detection of pressure signal and the detection of touching signals can separately be carried out, two detection electric capacity are geographically and functionally
It is all each independent, it also can just be kept completely separate pressure signal and touching signals, it is to avoid pressure signal is superimposed into touching signals
And cause the phenomenon of touching signals amount increase, therefore, technical scheme provided in an embodiment of the present invention can solve the problem that in the prior art
Due to can not separating pressure signal and touching signals and easily occur disorderly report point phenomenon the problem of.
The touch control display apparatus provided based on above-described embodiment, the embodiment of the present invention provides a kind of touch control display apparatus
Driving method.
Specifically, this method is applied to touch control display apparatus, the touch control display apparatus includes：First substrate and with the first base
The second substrate that plate is oppositely arranged；First substrate includes close to the side of second substrate：Thin film transistor array layer, film crystal
Pipe array layer includes a plurality of gate line being set up in parallel, a plurality of data wire being set up in parallel, a plurality of gate line and a plurality of data lines
Transposition insulator limits multiple pixel cells；Pixel electrode layer and common electrode layer, pixel electrode layer include multiple pixel electrodes,
Common electrode layer includes multiple public electrodes being arranged in array；Public electrode is multiplexed with touch control electrode, a touch control electrode and
At least one touch control electrode line is electrically connected and insulated with remaining touch control electrode line；Touch control display apparatus also includes：Pressure electrode
Portion, pressure electrode portion includes：Pressure-driven electrode portion and pressure sensitive electrode portion, a plurality of data lines are multiplexed with pressure-driven electrode
Portion, pressure sensitive electrode area is pressed in side of the first substrate away from second substrate, pressure sensitive electrode portion including at least one
Power induction electrode.
This method includes：Multiple drive cycles, each drive cycle includes display stage, touch control detection stage and feeling of stress
Answer the stage；In display stage, a plurality of data lines outputting data signals；In touch control detection stage, touch control electrode output touch-control sensing
Signal；In pressure sensitive stage, a plurality of data lines output pressure drive signal, pressure sensitive electrode output pressure induced signal.
In some optional implementations, pressure sensitive electrode portion includes multiple pressure sensitive electrodes, multiple pressure sensitive electrode squares
Battle array distribution；In the pressure sensitive stage, a plurality of data lines output senses from driving reference voltage, pressure sensitive electrode output pressure is held
Pulse signal.
In some optional implementations, a plurality of data lines includes n data line group, and each data line group includes a plurality of
Data wire a, data line at most belongs to a data line group, and n is positive integer；Pressure sensitive electrode portion includes multiple feelings of stress
Electrode is answered, multiple pressure sensitive electrodes are set up in parallel for strip, the extension of the bearing of trend and data wire of pressure sensitive electrode
Direction is vertical；In the pressure sensitive stage, n group data wires are sequentially output mutual tolerance drive pulse signal, pressure sensitive electrode output pressure
Power inductive impulse signal.
In the embodiment of the present invention, in the touch control detection stage, touch control electrode receives touch-control drive signal, a plurality of data lines output
Touch-control drive signal or ground connection.
In the embodiment of the present invention, in pressure sensitive stage, touch control electrode ground connection.
In actual application, when the touch control detection stage continuously performs with the pressure sensitive stage in drive cycle, often
Individual drive cycle can also include：Buffer stage；
Wherein, buffer stage was located between touch control detection stage and pressure sensitive stage；In buffer stage, touch control electrode,
A plurality of data lines and multiple pressure sensitive electrodes ground connection.
In the embodiment of the present invention, in the display stage, multiple pressure sensitive electrodes are hanging or are grounded.
For more specific description this programme, the embodiment of the present invention provides the driving side of above-mentioned self-tolerant architectural schemes respectively
The driving method of method and mutual capacitance type architectural schemes.
Driving method one, it is adaptable to the touch control display apparatus of self-tolerant pressure sensitive electrode portion as shown in Figs. 4a and 4b
Driving method.
Fig. 9 is refer to, it is the drive signal schematic diagram for the touch control display apparatus for possessing self-tolerant pressure sensitive electrode portion.
Drive signal schematic diagram as shown in Figure 9 is the signal schematic representation in a drive cycle.
Specifically, as shown in figure 9, in each drive cycle, including：Display stage T1, touch control detection stage T2, buffering
Stage T3 and pressure sensitive stage T4.
As shown in figure 9, each signal is from top to bottom followed successively by：Public electrode (being multiplexed with touch control electrode) signal Vcom, pressure
Induction electrode signal Rx, data wire (being multiplexed with pressure-driven electrode) signal Tx, the switch controlling signal of data wire switch unit
Switch, the high logic level VGH of thin film transistor (TFT), the low logic level VGL of thin film transistor (TFT).
As shown in figure 9, the dotted portion of each signal corresponds to the 0V level of the signal, the bold portion of each signal is
Actual drive signal or actually detected signal.
Specifically, stage T1 is being shown, as shown in figure 9, a plurality of data lines outputting data signals Tx, now, not to data
Line is multiplexed, and data wire is charged normal, be expressed as in Fig. 9 ×.Public electrode Vcom outputting common voltages, pressure sensitive electrode
Signal Rx hanging (Floating) or ground connection.Now, data wire switch unit is in non-opening, and Switch is low electricity
Flat, VGH level and VGL level are normally exported.
Specifically, in touch control detection stage T2, as shown in figure 9, public electrode Vcom outputs are from pulse signal is held, so,
When not detecting user's finger or other touch control objects to device progress touch-control, driving chip can obtain holding certainly for rule
Pulse signal；If conversely, having user's finger or other touch control objects to carry out touch-control to the device, driving chip is obtained with being somebody's turn to do certainly
Hold the different signal of pulse signal, it is possible to which the touching signals according to changing determine specific position of touch.
In touch control detection stage T2, as shown in figure 9, the cabling of a plurality of data lines is connected, Tx output touch-control drive signals or
Person is grounded, VGH level and VGL level output touch-control drive signal.Touch-control drive signal Rx and public electrode Vcom now is defeated
What is gone out is consistent from the frequency for holding pulse signal.
It should be noted that as shown in figure 9, in the touch control detection stage, the on off state of data wire switch unit is conducting
State, Switch is high level.Also, pressure signal can be sensed even in touch control detection staged pressure induction electrode,
Without signal detection.
As shown in figure 9, carrying out buffer stage T3 after touch control detection stage T2, in buffer stage T3, touch control electrode is (public
Common electrode), a plurality of data lines and pressure sensitive electrode be all grounded.
Specifically, as shown in figure 9, being carried out after buffer stage T3 pressure sensitive stage T4, data line signal Tx outputs
Reference voltage, pressure sensitive electrode Rx output pressure inductive impulse signals are driven from holding.Data wire is as in pressure electrode portion
Can be ground voltage from driving reference voltage is held with reference to ground electrode, or, or default prescribed reference voltage, this
Inventive embodiments are to this without being particularly limited to.
In the pressure sensitive stage, as shown in figure 9, touch control electrode signal Vcom is grounded, the switch shape of data wire switch unit
State is conducting state, and Switch is high level, and VGH level and VGL level export the drive consistent with the frequency of pressure sensitive signal
Dynamic signal.
Driving method two, it is adaptable to the touch control display apparatus of mutual capacitance type pressure sensitive electrode portion as shown in figure 5a and 5b
Driving method.
Figure 10 is refer to, it is the drive signal signal for the touch control display apparatus for possessing mutual capacitance type pressure sensitive electrode portion
Figure.Drive signal schematic diagram as shown in Figure 10 is the signal schematic representation in a drive cycle.
Specifically, as shown in Figure 10, in each drive cycle, including：It is display stage T1, touch control detection stage T2, slow
Rush stage T3 and pressure sensitive stage T4.
As shown in Figure 10, each signal is from top to bottom followed successively by：Public electrode (being multiplexed with touch control electrode) signal Vcom, pressure
Induction electrode signal Rx, data line group signal Tx, including first data line group signal Tx1, second data line group signal
Tx2 ... nth data lines group signal Txn, the switch controlling signal Switch of data wire switch unit, the height of thin film transistor (TFT)
Logic level VGH level, the low logic level VGL level of thin film transistor (TFT).
As shown in Figure 10, the dotted portion of each signal corresponds to the 0V level of the signal, the bold portion of each signal
For actual drive signal or actually detected signal.
Specifically, in display stage T1, as shown in Figure 10, a plurality of data lines outputting data signals Tx, now, not to data
Line is multiplexed, and data wire is charged normal, be expressed as in Figure 10 ×.Common electrode signal Vcom outputting common voltages, feeling of stress
Answer electrode signal Rx hanging (Floating) or ground connection.Now, data wire switch unit is in non-opening, and Switch is
Low level, VGH level and VGL level are normally exported.
Specifically, in touch control detection stage T2, as shown in Figure 10, public electrode output mutual tolerance pulse signal, so, when not having
When detecting user's finger or other touch control objects to device progress touch-control, driving chip can obtain the mutual tolerance pulse of rule
Signal；If conversely, having user's finger or other touch control objects to carry out touch-control to the device, driving chip is obtained and the mutual tolerance arteries and veins
Rush the different signal of signal, it is possible to which the touching signals according to changing determine specific position of touch.
In touch control detection stage T2, as shown in Figure 10, the cabling of a plurality of data lines is connected, driving data line signal Tx outputs
Touch-control drive signal or ground connection, VGH level and VGL level output touch-control drive signal.Touch-control drive signal Tx now with
The frequency of the mutual tolerance pulse signal of public electrode output is consistent.
It should be noted that as shown in Figure 10, in touch control detection stage T2, the on off state of data wire switch unit is to lead
Logical state, Switch is high level.Also, pressure signal can be sensed even in touch control detection staged pressure induction electrode,
Also without signal detection.
As shown in Figure 10, buffer stage T3 is carried out after touch control detection stage T2, in buffer stage T3, touch control electrode,
A plurality of data lines and pressure sensitive electrode are all grounded.
Specifically, as shown in Figure 10, pressure sensitive stage T4 is carried out after buffer stage T3.In the pressure sensitive stage
T4, n group data wire are sequentially output mutual tolerance drive pulse signal, pressure sensitive electrode output pressure inductive impulse signal.
In pressure sensitive stage T4, as shown in Figure 10, touch control electrode Vcom ground connection, the on off state of data wire switch unit
For conducting state, Switch is high level, and VGH level and VGL level export the driving consistent with the frequency of pressure sensitive signal
Signal.
The part that the embodiment of the present invention is not described in detail, refers to the related description of embodiment one.
The technical scheme of the embodiment of the present invention has the advantages that：
In touch control display apparatus provided in an embodiment of the present invention, on the one hand, public electrode can be multiplexed with touch control electrode, enter
The detection of row touching signals, on the other hand, by increasing pressure sensitive electrode portion in touch control display apparatus, and utilizes multiplexing
A plurality of data lines constitutes complete pressure electrode portion as pressure-driven electrode portion, carries out the detection of pressure signal；Thus, just
The detection of pressure signal and the detection of touching signals can separately be carried out, two detection electric capacity are geographically and functionally
It is all each independent, it also can just be kept completely separate pressure signal and touching signals, it is to avoid pressure signal is superimposed into touching signals
And cause the phenomenon of touching signals amount increase, therefore, technical scheme provided in an embodiment of the present invention can solve the problem that in the prior art
Due to can not separating pressure signal and touching signals and easily occur disorderly report point phenomenon the problem of.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modifications, equivalent substitutions and improvements done etc. should be included within the scope of protection of the invention.
Claims (13)
1. a kind of touch control display apparatus, it is characterised in that the touch control display apparatus includes：
First substrate and the second substrate being oppositely arranged with the first substrate；
The first substrate includes close to the side of the second substrate：
Thin film transistor array layer, the thin film transistor array layer includes a plurality of gate line being set up in parallel, a plurality of set side by side
The data wire put, a plurality of gate line and a plurality of data wire transposition insulator limit multiple pixel cells；
Pixel electrode layer and common electrode layer, the pixel electrode layer include multiple pixel electrodes, and the common electrode layer includes
Multiple public electrodes being arranged in array；The public electrode is multiplexed with touch control electrode, a touch control electrode and at least one
Bar touch control electrode line is electrically connected and insulated with remaining touch control electrode line；
The touch control display apparatus also includes：
Pressure electrode portion, the pressure electrode portion includes：Pressure-driven electrode portion and pressure sensitive electrode portion, many datas
Line is multiplexed with the pressure-driven electrode portion, and the pressure sensitive electrode area is in the first substrate away from the second substrate
Side, the pressure sensitive electrode portion include at least one pressure sensitive electrode.
2. touch control display apparatus according to claim 1, it is characterised in that
Side of the first substrate away from the second substrate is provided with backlight module, the backlight module and first base
There is gap between plate, the backlight module be included in the optical film material that is set gradually on the direction away from the first substrate and
Backlight carriage, the pressure sensitive electrode area is between the optical film material and the backlight carriage.
3. touch control display apparatus according to claim 1, it is characterised in that
Side of the first substrate away from the second substrate is provided with backlight module；
Side of the backlight module away from the first substrate is provided with whole machine center, the whole machine center and the backlight mould
There is gap between group；
The pressure sensitive electrode area in the whole machine center close to the side of the first substrate and with the whole machine center
Close to.
4. touch control display apparatus according to claim 1, it is characterised in that also include：
Driving chip, the driving chip includes the multiplexed signals output end for being used to export multiplexed signals；
Data wire switch unit, the data wire switch unit is used to connect a plurality of data lines and multiplexed signals output
End, for making to end between a plurality of data lines and the multiplexed signals output end in the display stage, in the pressure sensitive stage
Make to turn between a plurality of data lines and the multiplexed signals output end；
The pressure sensitive electrode portion includes multiple pressure sensitive electrodes, the multiple pressure sensitive electrode matrix distribution.
5. touch control display apparatus according to claim 1, it is characterised in that also include：
Driving chip, the driving chip includes being used for the n multiplexed signals output end that timesharing exports multiplexed signals；
The a plurality of data lines includes n data line group, and each data line group includes a plurality of data lines, and a data line is extremely
Belong to a data line group, the n data line group is corresponded with the n multiplexed signals output end more；And,
Data wire switch unit, the data wire switch unit is electrically connected to the n multiplexed signals output end and the n numbers
According to line group, for making to end between the n data line group and the n multiplexed signals output end in the display stage, in pressure
Phase of sensitization makes to turn between the multiplexed signals output end and the corresponding data line group, wherein, n is positive integer；
The pressure sensitive electrode portion includes multiple pressure sensitive electrodes, and the multiple pressure sensitive electrode is that strip is arranged side by side
Set, the bearing of trend of the pressure sensitive electrode is vertical with the bearing of trend of the data wire.
6. the touch control display apparatus according to claim 4 or 5, it is characterised in that
Also include control signal output in the driving chip, the control signal output is cut for exporting the data wire
Change the switch controlling signal of unit；
The data wire switch unit includes multiple switch pipe；
The control end of the switching tube connects the control signal output；
The first end of the switching tube connects the multiplexed signals output end；
Second end of the switching tube connects the data wire.
7. a kind of driving method of touch control display apparatus, it is characterised in that the touch control display apparatus includes：
First substrate and the second substrate being oppositely arranged with the first substrate；
The first substrate includes close to the side of the second substrate：
Thin film transistor array layer, the thin film transistor array layer includes a plurality of gate line being set up in parallel, a plurality of set side by side
The data wire put, a plurality of gate line and a plurality of data wire transposition insulator limit multiple pixel cells；
Pixel electrode layer and common electrode layer, the pixel electrode layer include multiple pixel electrodes, and the common electrode layer includes
Multiple public electrodes being arranged in array；The public electrode is multiplexed with the touch control electrode, a touch control electrode and extremely
A few touch control electrode line is electrically connected and insulated with remaining touch control electrode line；
The touch control display apparatus also includes：
Pressure electrode portion, the pressure electrode portion includes：Pressure-driven electrode portion and pressure sensitive electrode portion, many datas
Line is multiplexed with the pressure-driven electrode portion, and the pressure sensitive electrode area is in the first substrate away from the second substrate
Side, the pressure sensitive electrode portion include at least one pressure sensitive electrode；
Methods described includes：Multiple drive cycles, each drive cycle includes display stage, touch control detection stage and pressure
Phase of sensitization；
In the display stage, a plurality of data lines outputting data signals；
In the touch control detection stage, the touch control electrode exports touch-control sensing signal；
In the pressure sensitive stage, a plurality of data lines output pressure drive signal, the pressure sensitive electrode output pressure
Power induced signal.
8. method according to claim 7, it is characterised in that
The pressure sensitive electrode portion includes multiple pressure sensitive electrodes, the multiple pressure sensitive electrode matrix distribution；
In the pressure sensitive stage, a plurality of data lines output is defeated from driving reference voltage, the pressure sensitive electrode is held
Go out pressure sensitive pulse signal.
9. method according to claim 7, it is characterised in that
The a plurality of data lines includes n data line group, and each data line group includes a plurality of data lines, and a data line is extremely
Belong to a data line group, n is positive integer more；
The pressure sensitive electrode portion includes multiple pressure sensitive electrodes, and the multiple pressure sensitive electrode is set side by side for strip
Put, the bearing of trend of the pressure sensitive electrode is vertical with the bearing of trend of the data wire；
In the pressure sensitive stage, the n groups data wire is sequentially output mutual tolerance drive pulse signal, the pressure sensitive electrode
Output pressure inductive impulse signal.
10. the method according to any one in claim 7 to 9, it is characterised in that
In the touch control detection stage, the touch control electrode receives touch-control drive signal；
The a plurality of data lines exports the touch-control drive signal or ground connection.
11. the method according to any one in claim 7 to 9, it is characterised in that
In the pressure sensitive stage, the touch control electrode ground connection.
12. the method according to any one in claim 7 to 9, it is characterised in that
When the touch control detection stage described in the drive cycle continuously performs with the pressure sensitive stage, each driving
Cycle also includes：Buffer stage；
The buffer stage was located between the touch control detection stage and the pressure sensitive stage；
In the buffer stage, the touch control electrode, a plurality of data lines and the multiple pressure sensitive electrode ground connection.
13. the method according to any one in claim 7 to 9, it is characterised in that
In the display stage, the multiple pressure sensitive electrode is hanging or is grounded.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562283A (en) * | 2017-10-10 | 2018-01-09 | 厦门天马微电子有限公司 | A kind of touch-control display panel, display device and its driving method |
| CN107817920A (en) * | 2017-10-31 | 2018-03-20 | 厦门天马微电子有限公司 | Pressure sensitive sensor drive driving circuit and driving method, display panel and device |
| CN109670466A (en) * | 2018-12-25 | 2019-04-23 | 厦门天马微电子有限公司 | Display panel and its driving method and display device |
| CN110794988A (en) * | 2019-10-22 | 2020-02-14 | 维沃移动通信有限公司 | Display module assembly and electronic equipment |
| CN111356974A (en) * | 2017-11-01 | 2020-06-30 | 株式会社和冠 | Position detection system and touch sensor |
| WO2021244269A1 (en) * | 2020-06-03 | 2021-12-09 | 京东方科技集团股份有限公司 | Touch-control panel and driving method therefor, and display apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528110A (en) * | 2015-12-04 | 2016-04-27 | 京东方科技集团股份有限公司 | Embedded touch screen, display device and driving method thereof |
| CN105549791A (en) * | 2016-02-02 | 2016-05-04 | 宸鸿科技(厦门)有限公司 | Display panel with pressure induction function and touch control function |
| CN105549251A (en) * | 2016-03-15 | 2016-05-04 | 武汉华星光电技术有限公司 | Touch type liquid crystal display device and electronic device |
| CN106125976A (en) * | 2016-06-20 | 2016-11-16 | 厦门天马微电子有限公司 | Integrated touch control display apparatus |
-
2017
- 2017-03-16 CN CN201710157002.5A patent/CN106951118B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528110A (en) * | 2015-12-04 | 2016-04-27 | 京东方科技集团股份有限公司 | Embedded touch screen, display device and driving method thereof |
| CN105549791A (en) * | 2016-02-02 | 2016-05-04 | 宸鸿科技(厦门)有限公司 | Display panel with pressure induction function and touch control function |
| CN105549251A (en) * | 2016-03-15 | 2016-05-04 | 武汉华星光电技术有限公司 | Touch type liquid crystal display device and electronic device |
| CN106125976A (en) * | 2016-06-20 | 2016-11-16 | 厦门天马微电子有限公司 | Integrated touch control display apparatus |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562283A (en) * | 2017-10-10 | 2018-01-09 | 厦门天马微电子有限公司 | A kind of touch-control display panel, display device and its driving method |
| CN107562283B (en) * | 2017-10-10 | 2020-12-04 | 厦门天马微电子有限公司 | Touch display panel, display device and driving method thereof |
| CN107817920A (en) * | 2017-10-31 | 2018-03-20 | 厦门天马微电子有限公司 | Pressure sensitive sensor drive driving circuit and driving method, display panel and device |
| CN111356974A (en) * | 2017-11-01 | 2020-06-30 | 株式会社和冠 | Position detection system and touch sensor |
| CN111356974B (en) * | 2017-11-01 | 2024-04-16 | 株式会社和冠 | Position detection system and touch sensor |
| CN109670466A (en) * | 2018-12-25 | 2019-04-23 | 厦门天马微电子有限公司 | Display panel and its driving method and display device |
| CN110794988A (en) * | 2019-10-22 | 2020-02-14 | 维沃移动通信有限公司 | Display module assembly and electronic equipment |
| CN110794988B (en) * | 2019-10-22 | 2021-12-03 | 维沃移动通信有限公司 | Display module assembly and electronic equipment |
| WO2021244269A1 (en) * | 2020-06-03 | 2021-12-09 | 京东方科技集团股份有限公司 | Touch-control panel and driving method therefor, and display apparatus |
| US11874983B2 (en) | 2020-06-03 | 2024-01-16 | Beijing Boe Optoelectronics Technology Co., Ltd. | Touch panel, driving method and display device with transparent display and double-sided touch control |
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|---|---|
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