CN105446547B - Touch device and its driving method, touch-control display panel and its driving method - Google Patents
Touch device and its driving method, touch-control display panel and its driving method Download PDFInfo
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- CN105446547B CN105446547B CN201610048878.1A CN201610048878A CN105446547B CN 105446547 B CN105446547 B CN 105446547B CN 201610048878 A CN201610048878 A CN 201610048878A CN 105446547 B CN105446547 B CN 105446547B
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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
Abstract
The embodiment of the invention discloses a kind of touch device and its driving methods, touch-control display panel and its driving method, the touch device includes: the multiple driving electrodes being set side by side along first direction, multiple induction electrodes arranged side by side and control circuit in a second direction, multiple driving electrodes are at least divided into the first driving electrodes group and the second driving electrodes group, control circuit is used to provide driving signal for driving electrodes, and detect the inductive signal in induction electrode, any two driving electrodes do not scan simultaneously in each driving electrodes group in multiple driving electrodes, and second any driving electrodes of driving electrodes group scanned simultaneously with a driving electrodes in the first driving electrodes group, to shorten the time of each full screen scanning in touch device, i.e. in the same time, increase the number of full screen scanning in touch device, to improve touch-control dress The scan frequency set, and then the report point rate of touch device is improved, the final touch-control sensitivity for improving touch device.
Description
Technical field
The present invention relates to technical field of touch control more particularly to a kind of touch device and its driving method and one kind to include
The touch-control display panel of the touch device and the driving method of the touch-control display panel.
Background technique
With the development of touch display technology, touch control display apparatus has been widely applied in daily life.It is existing
There is embedded touch display device to generally use the driving method of timesharing driving during the work time, i.e., needed for a frame picture
Time be divided into display time and touch-control time two parts, and in the touch-control time, by the touch control display apparatus in display
Between be used as public electrode electrode be multiplexed with touch control electrode, be suitable for lightening development trend.
But with the increase of touch control display apparatus intermediate-resolution, every frame picture can be accounted in the touch control display apparatus
Time is shorter and shorter, correspondingly, its touch-control time is also shorter and shorter, so as to cause touch control display apparatus in the prior art
Report point rate is lower, limits the raising of its touch-control sensitivity.
Summary of the invention
In order to solve the above technical problems, the embodiment of the invention provides a kind of touch device and its driving method, Yi Jiyi
Kind include the touch device touch-control display panel and the touch-control display panel driving method, with improve the touch device and
The report point rate of touch-control display panel, to improve the touch-control sensitivity of the touch device and touch-control display panel.
To solve the above problems, the embodiment of the invention provides following technical solutions:
A kind of touch device, comprising:
The multiple driving electrodes being set side by side along first direction, the multiple driving electrodes are at least divided into the first driving electricity
Pole group and the second driving electrodes group, the driving electrodes quantity in the first driving electrodes group are not less than second driving electrodes
Driving electrodes quantity in group；
Multiple induction electrodes arranged side by side in a second direction, the induction electrode include the first induction electrode and the second sense
Answer electrode, wherein the driving electrodes in the first induction electrode and the first driving electrodes group in the multiple induction electrode
It is at least partly overlapping, the driving electrodes in the second induction electrode and the second driving electrodes group in the multiple induction electrode
It is at least partly overlapping；
Control circuit, the control circuit is used to provide driving signal for the driving electrodes, and detects the induced electricity
Inductive signal in extremely, any two driving electrodes are not swept simultaneously in each driving electrodes group in the multiple driving electrodes
It retouches, and any driving electrodes of the second driving electrodes group are same with a driving electrodes in the first driving electrodes group
When scan；
Wherein, first direction is different with the second direction.
A kind of touch-control display panel, including above-mentioned touch device.
A kind of driving method of touch device, the touch device include: the multiple drivings being set side by side along first direction
Electrode, the multiple driving electrodes are at least divided into the first driving electrodes group and the second driving electrodes group, the first driving electricity
Driving electrodes quantity in the group of pole is not less than the driving electrodes quantity in the second driving electrodes group；It sets side by side in a second direction
The multiple induction electrodes set, the induction electrode include the first induction electrode and the second induction electrode, wherein the multiple induction
The driving electrodes in the first induction electrode and the first driving electrodes group in electrode are at least partly overlapping, the multiple induction
The driving electrodes in the second induction electrode and the second driving electrodes group in electrode are at least partly overlapping；Wherein, described
One direction is different with the second direction；
This method comprises:
Each driving electrodes in the first driving electrodes group are successively scanned according to the first preset order, while pre- according to second
If sequence successively scans each driving electrodes in the second driving electrodes group；
Wherein, any driving electrodes of the second driving electrodes group are driven with one in the first driving electrodes group
Moving electrode scans simultaneously.
A kind of driving method of touch-control display panel, the touch-control display panel include touch device, the touch device
Including the multiple driving electrodes being set side by side along first direction, the multiple driving electrodes are at least divided into the first driving electrodes group
With the second driving electrodes group, the driving electrodes quantity in the first driving electrodes group is not less than in the second driving electrodes group
Driving electrodes quantity；Multiple induction electrodes arranged side by side in a second direction, the induction electrode include the first induction electrode
With the second induction electrode, wherein in the first induction electrode and the first driving electrodes group in the multiple induction electrode
Driving electrodes are at least partly overlapping, in the second induction electrode and the second driving electrodes group in the multiple induction electrode
Driving electrodes are at least partly overlapping；Wherein, the first direction is different with the second direction；
This method comprises:
In the touch-control stage, each driving electrodes in the first driving electrodes group are successively scanned according to the first preset order, from
And successively provide touch drive signal to driving electrodes each in the first driving electrodes group, while according to the second preset order according to
Each driving electrodes in secondary scanning the second driving electrodes group, thus successively to each driving electrodes in the second driving electrodes group
There is provided touch drive signal, wherein any driving electrodes of the second driving electrodes group with the first driving electrodes group
In a driving electrodes scan simultaneously；
It is mentioned in the display stage, while to each driving electrodes in the first driving electrodes group and the second driving electrodes group
For public voltage signal.
Compared with prior art, above-mentioned technical proposal has the advantage that
Technical solution provided by the embodiment of the present invention, comprising: multiple driving electrodes for being set side by side along first direction, edge
Second direction multiple induction electrodes arranged side by side and control circuit, wherein the multiple driving electrodes are at least divided into first
Driving electrodes group and the second driving electrodes group, the driving electrodes quantity in the first driving electrodes group are driven not less than described second
Driving electrodes quantity in moving electrode group, the control circuit is used to provide driving signal for the driving electrodes, and detects institute
The inductive signal in induction electrode is stated, any two driving electrodes are not in each driving electrodes group in the multiple driving electrodes
It scans simultaneously, and any driving electrodes of the second driving electrodes group drive with one in the first driving electrodes group
Electrode scans simultaneously, that is, in the same time increases the touching to shorten the time of each full screen scanning in the touch device
The number of full screen scanning in device is controlled, to improve the scan frequency of the touch device, and then improves the touch device
Report point rate, finally improves the touch-control sensitivity of the touch device.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of touch device provided by one embodiment of the invention；
Fig. 2 is the structural schematic diagram of touch device provided by another embodiment of the present invention；
Fig. 3 is the driving signal timing diagram of the driving method of touch device provided by one embodiment of the invention；
Fig. 4 is the structural schematic diagram of touch-control display panel provided by one embodiment of the invention；
Fig. 5 is the structural schematic diagram of touch-control display panel provided by another embodiment of the present invention；
Fig. 6 is the flow chart of the driving method of touch-control display panel provided by one embodiment of the invention.
Specific embodiment
Just as described in the background section, the report point rate of touch control display apparatus is lower in the prior art, limits its touch-control
The raising of sensitivity.
In view of this, the embodiment of the invention provides a kind of touch devices, comprising:
The multiple driving electrodes being set side by side along first direction, the multiple driving electrodes are at least divided into the first driving electricity
Pole group and the second driving electrodes group, the driving electrodes quantity in the first driving electrodes group are not less than second driving electrodes
Driving electrodes quantity in group；
Multiple induction electrodes arranged side by side in a second direction, the induction electrode include the first induction electrode and the second sense
Answer electrode, wherein the driving electrodes in the first induction electrode and the first driving electrodes group in the multiple induction electrode
It is at least partly overlapping, the driving electrodes in the second induction electrode and the second driving electrodes group in the multiple induction electrode
It is at least partly overlapping；
Control circuit, the control circuit is used to provide driving signal for the driving electrodes, and detects the induced electricity
Inductive signal in extremely, any two driving electrodes are not swept simultaneously in each driving electrodes group in the multiple driving electrodes
It retouches, and any driving electrodes of the second driving electrodes group are same with a driving electrodes in the first driving electrodes group
When scan；
Wherein, first direction is different with the second direction.
Correspondingly, it is applied to above-mentioned touch device the embodiment of the invention also provides a kind of driving method of touch device,
The driving method includes:
Each driving electrodes in the first driving electrodes group are successively scanned according to the first preset order, while pre- according to second
If sequence successively scans each driving electrodes in the second driving electrodes group；
Wherein, any driving electrodes of the second driving electrodes group are driven with one in the first driving electrodes group
Moving electrode scans simultaneously.
In addition, the touch-control display panel includes above-mentioned touch-control the embodiment of the invention also provides a kind of touch-control display panel
Device.
Correspondingly, being applied to above-mentioned touch-control the embodiment of the invention also provides a kind of driving method of touch-control display panel
Display panel, the driving method include:
In the touch-control stage, each driving electrodes in the first driving electrodes group are successively scanned according to the first preset order, from
And successively provide touch drive signal to driving electrodes each in the first driving electrodes group, while according to the second preset order according to
Each driving electrodes in secondary scanning the second driving electrodes group, thus successively to each driving electrodes in the second driving electrodes group
There is provided touch drive signal, wherein any driving electrodes of the second driving electrodes group with the first driving electrodes group
In a driving electrodes scan simultaneously；
It is mentioned in the display stage, while to each driving electrodes in the first driving electrodes group and the second driving electrodes group
For public voltage signal.
In touch device and its driving method provided by the embodiment of the present invention and touch-control display panel and its driving method,
Any two driving electrodes do not scan simultaneously in each driving electrodes group in the multiple driving electrodes, and second driving
Any driving electrodes of electrode group are scanned with a driving electrodes in the first driving electrodes group simultaneously, described in shortening
That is, in the same time the time of each full screen scanning in touch device and the touch-control display panel increases the touch-control dress
The number with full screen scanning in the touch-control display panel is set, to improve the touch device and the touch-control display panel
Scan frequency, and then the report point rate of the touch device and the touch-control display panel is improved, finally improve the touch device
With the touch-control sensitivity of the touch control display apparatus.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
The embodiment of the invention provides a kind of touch devices, as shown in Figure 1, the touch device includes:
The multiple driving electrodes 10 being set side by side along first direction, the multiple driving electrodes 10 are at least divided into the first drive
Moving electrode group 11 and the second driving electrodes group 12, the quantity of driving electrodes is not less than described the in the first driving electrodes group 11
The quantity of driving electrodes in two driving electrodes groups 12；
Multiple induction electrodes 20 arranged side by side in a second direction, the induction electrode 20 include 21 He of the first induction electrode
Second induction electrode 22, wherein the first induction electrode 21 and the first driving electrodes group 11 in the multiple induction electrode 20
In driving electrodes it is at least partly overlapping, the second induction electrode 22 and second driving electrodes in the multiple induction electrode 20
Driving electrodes in group 12 are at least partly overlapping；
Control circuit 30, the control circuit 30 is used to provide driving signal for the driving electrodes, and detects the sense
The inductive signal in electrode is answered, in the multiple driving electrodes 10 in each driving electrodes group when any two driving electrodes difference
Scanning, and any driving electrodes of the second driving electrodes group 12 drive with one in the first driving electrodes group 11
Electrode scans simultaneously；
Wherein, the first direction is different with the second direction.
It should be noted that on the basis of the above embodiments, in one embodiment of the invention, the multiple driving
Electrode 10 is divided into 12 two driving electrodes groups of the first driving electrodes group 11 and the second driving electrodes group, in other realities of the invention
It applies in example, the multiple driving electrodes 10 can also be divided into other quantity driving electrodes group, such as be divided into N number of driving electrodes
Group, wherein N is positive integer greater than 2, and the present invention to this and without limitation, specifically depends on the circumstances.
It should also be noted that, when the multiple driving electrodes 10 are divided into N number of driving electrodes group, each driving electrodes
Any two driving electrodes do not scan simultaneously in group, and each optional driving electrodes scan simultaneously in different driving electrode group,
To improve the report point rate of the touch device, to improve the touch-control sensitivity of the touch device.
The first driving electrodes group 11 and the second driving electrodes group 12 two are divided into below with the multiple driving electrodes 10
For driving electrodes group, it is provided for the embodiments of the invention touch device and is illustrated.
Based on any of the above embodiments, in one embodiment of the invention, the first driving electrodes group 11
It is set side by side with the second driving electrodes group 12 along the first direction.In the present embodiment, first induction electrode 21
It is preferably set side by side along first direction with second induction electrode 22, to guarantee first induction electrode 21 and described the
Each driving electrodes are at least partly overlapping in one driving electrodes group 11, second induction electrode 22 and the second driving electrodes group
Each driving electrodes are at least partly overlapping in 12；In other embodiments of the invention, the first driving electrodes group 11 and described
Second driving electrodes group 12 can also be set side by side along the second direction, correspondingly, first induction electrode 21 and described
Second induction electrode 22 is preferably also set side by side along the second direction.Preferably, the first direction is horizontal direction, institute
Stating second direction is vertical direction, but the present invention is to this and without limitation, specifically depends on the circumstances.
Based on any of the above embodiments, in one embodiment of the invention, the first driving electrodes group 11
Driving electrodes by being located at odd column in the multiple driving electrodes 10 are constituted, and the second driving electrodes group 12 is by multiple drivings
It is constituted in electrode 10 positioned at the driving electrodes of even column.Preferably, in one embodiment of the present embodiment, first induction
Electrode 21 includes multiple the first sub- induction electrodes being set side by side along first direction, and second induction electrode 22 includes multiple edges
The second sub- induction electrode that first direction is set side by side, wherein the first sub- induction electrode and the second sub- induction electrode interlock
Distribution.
On the basis of the above embodiments, in one embodiment of the invention, each in first induction electrode 21
First sub- induction electrode have with each driving electrodes in the first driving electrodes group 11 it is overlapping, in second induction electrode 22
Each second sub- induction electrode has with each driving electrodes in the second driving electrodes group 12 overlapping, but the present invention does not do this
It limits, as long as guaranteeing that first induction electrode 21 is at least partly handed over each driving electrodes in the first driving electrodes group 11
Folded, second induction electrode 22 and each driving electrodes in the second driving electrodes group 12 are at least partly overlapping.
On the basis of the above embodiments, in one embodiment of the invention, more in first induction electrode 21
A first sub- induction electrode is electrically connected by first electrode lead 13, and described in being electrically connected to by the first electrode lead 13
Control circuit 30, the multiple second sub- induction electrodes in second induction electrode 22 are electrically connected by second electrode lead 23,
And the control circuit 30 is electrically connected to by the second electrode lead 23.It should be noted that in embodiments of the present invention,
The multiple first sub- induction electrodes in first induction electrode 21 may be electrically connected to the same first electrode lead 13, then lead to
Cross same root first electrode lead 13 and be electrically connected to the control circuit 30, can also each first sub- induction electrode be electrically connected to
A piece first electrode lead 13, and the control circuit 30 is electrically connected to by its first electrode lead 13 being electrically connected；Similarly,
The multiple second sub- induction electrodes in second induction electrode 22 can be electrically connected to same root second electrode lead 23, pass through
Same root second electrode lead 23 is electrically connected the control circuit 30, can also each second sub- induction electrode be electrically connected to one
Second electrode lead 23 is electrically connected to the control circuit 30 by its second electrode lead 23 being electrically connected, and the present invention is to this
And without limitation, it specifically depends on the circumstances.
In another embodiment of the present invention, as shown in Fig. 2, including multiple sequences in the first driving electrodes group 11
The driving electrodes of arrangement also include the driving electrodes of multiple sequences arrangement in the second driving electrodes group 12.It needs to illustrate
It is, in embodiments of the present invention, the driving electrodes quantity for including in the first driving electrodes group 11 and the second driving electricity
The driving electrodes quantity for including in pole group 12 may be the same or different, the present invention to this and without limitation, specifically optionally
Depending on.Preferably, when the touch device includes N number of driving electrodes, and N is even number, 11 He of the first driving electrodes group
It include N/2 driving electrodes in the second driving electrodes group 12；When the touch device includes N number of driving electrodes, and N is
When odd number, includes (N+1)/2 driving electrodes in the first driving electrodes group 11, include in the second driving electrodes group 12
(N-1)/2 driving electrodes, it is maximum under the premise of multiple driving electrodes 10 in the touch device are divided into two groups
The report point rate of the raising touch device of limit, to improve the touch-control sensitivity of the touch device.
In the above-described embodiments, the induction electrode includes the first induction electrode 21 and the second induction electrode 22, and described the
One induction electrode 21 is a monolith electrode, and the second electrode is also a monolith electrode, to reduce the touch device Touch Zone
The quantity of interior first electrode lead 13 and the second electrode lead 23.
Based on any of the above embodiments, in one embodiment of the invention, the first driving electrodes group 11
In each driving electrodes scanning sequency it is identical as the scanning sequency of each driving electrodes in the second driving electrodes group 12, it is such as described
Each driving electrodes are successively scanned along first direction in first driving electrodes group 11, and respectively driving is electric in the second driving electrodes group 12
Pole is also successively scanned along first direction, but the present invention is to this and without limitation, in other embodiments of the invention, described first
The scanning sequency of each driving electrodes and the scanning of each driving electrodes in the second driving electrodes group 12 are suitable in driving electrodes group 11
Sequence can also be different, as long as guaranteeing in synchronization, a driving electrodes in the first driving electrodes group 11 and described
A driving electrodes in two driving electrodes groups 12 scan simultaneously.
From the above mentioned it is found that in touch device provided by the embodiment of the present invention, the multiple driving electrodes 10 are divided
At M group, wherein M is the positive integer greater than 1, any two driving in each driving electrodes group in the multiple driving electrodes 10
Electrode does not scan simultaneously, and at least one driving electrodes scans simultaneously in synchronization different driving electrode group, to shorten
In the touch device that is, in the same time the time of each full screen scanning increases full screen scanning in the touch device
Number to improve the scan frequency of the touch device, and then improves the report point rate of the touch device, described in final raising
The touch-control sensitivity of touch device.
Correspondingly, being applied to above-mentioned touch device the embodiment of the invention also provides a kind of driving method of touch device.
In embodiments of the present invention, the touch device includes: the multiple driving electrodes 10 being set side by side along first direction, the multiple
Driving electrodes 10 are at least divided into the first driving electrodes group 11 and the second driving electrodes group 12, in the first driving electrodes group 11
Driving electrodes quantity not less than the driving electrodes quantity in the second driving electrodes group 12；It is arranged side by side in a second direction
Multiple induction electrodes 20, the induction electrode 20 include the first induction electrode 21 and the second induction electrode 22, wherein the multiple
The first induction electrode 21 in induction electrode 20 and the driving electrodes in the first driving electrodes group 11 are at least partly overlapping, institute
State the second induction electrode 22 in multiple induction electrodes 20 and the driving electrodes in the second driving electrodes group 12 at least partly
It is overlapping；Wherein, the first direction is different with the second direction；This method comprises:
Each driving electrodes in the first driving electrodes group 11 are successively scanned according to the first preset order, while according to second
Preset order successively scans each driving electrodes in the second driving electrodes group 12；
Wherein, any driving electrodes of the second driving electrodes group 12 with one in the first driving electrodes group 11
A driving electrodes scan simultaneously.As shown in figure 3, showing the driving side of touch device provided by the embodiment of the present invention in Fig. 3
The driving signal timing diagram of method.
It should be noted that in the above-described embodiments, first preset order and second preset order can phases
Together, it can also be different, the present invention to this and without limitation, specifically depends on the circumstances.
It should also be noted that, in the above-described embodiments, in the first driving electrodes group 11 quantity of driving electrodes and
The quantity of driving electrodes may be the same or different in the second driving electrodes group 12, the present invention to this and without limitation,
As long as guaranteeing that the quantity of driving electrodes in the first driving electrodes group 11 is not less than in the second driving electrodes group 12 to drive
The quantity of electrode.
In touch device driving method provided by the embodiment of the present invention, any driving of the second driving electrodes group 12
Electrode is scanned with a driving electrodes in the first driving electrodes group 11 simultaneously, so as to shorten in the touch device
That is, in the same time the time of each full screen scanning increases the number of full screen scanning in the touch device, improve institute
The scan frequency of touch device is stated, and then improves the report point rate of the touch device, finally improves the touch device
Touch-control sensitivity.
Based on any of the above embodiments, in one embodiment of the invention, multiple in the touch device
Driving electrodes 10 are divided into N number of driving electrodes group, wherein N is the positive integer greater than 2, in a preferred embodiment of the present invention
In, which includes:
Each driving electrodes in the I driving electrodes group are successively scanned according to I preset order, wherein I is followed successively by 1-N
In any integer, and at least one driving electrodes scans simultaneously in synchronization, different driving electrode group, thus maximum
The report point rate of the raising touch device of limit, and then improve the touch-control sensitivity of the touch device.
It should be noted that in the above-described embodiments, the scanning sequency of driving electrodes can phase in different driving electrode group
Together, it can also be different, the present invention to this and without limitation, specifically depends on the circumstances.
In addition, the touch-control display panel includes above-mentioned the embodiment of the invention also provides a kind of touch-control display panel
Touch device provided by one embodiment.As shown in Figure 4 and Figure 5, in embodiments of the present invention, the touch-control display panel includes
Viewing area 100 and rim area 200, wherein the driving electrodes 10 are located at the viewing area 100, institute with the induction electrode 20
It states control circuit 30 and is located at the rim area 200.
On the basis of the above embodiments, in this one embodiment of the present of invention, the viewing area 100 further includes multiple
Sub-pixel (not shown), the multiple sub-pixel are arranged in a matrix, and have shading region between adjacent subpixels.
On the basis of the above embodiments, in one embodiment of the invention, as shown in figure 4, when first induction
Electrode 21 includes multiple the first sub- induction electrodes along first direction setting, and second induction electrode 22 includes multiple along first
Second sub- induction electrode of direction setting, the first sub- induction electrode and the second sub- induction electrode are interspersed, and institute
The the multiple first sub- induction electrodes stated in the first induction electrode 21 are electrically connected by first electrode lead 13, second induced electricity
When the multiple second sub- induction electrodes in pole 22 are electrically connected by second electrode lead 23, the first electrode lead 13 and described
Second electrode lead 23 is respectively positioned on the shading region between adjacent subpixels, i.e., the described first electrode lead 13 and the second electrode
The part that lead 23 is located at viewing area is respectively positioned on the shading region between adjacent subpixels.
In another embodiment of the present invention, as shown in figure 5, when the first driving electrodes group 11 includes multiple sequences
The driving electrodes of arrangement, the second driving electrodes group 12 include the driving electrodes of multiple sequences arrangement, first induced electricity
Pole 21 is a monolith electrode, when second induction electrode 22 is a monolith electrode, the first electrode lead 13 and described the
Two contact conductors 23 are only located at the rim area, to avoid due to the first electrode lead 13 and the second electrode lead 23
Setting and cause the touch-control display panel penetrance decline the problem of.
Based on any of the above embodiments, in one embodiment of the invention, the touch-control display panel uses
The mode of timesharing driving, the driving electrodes in the touch device are used as common electrical in the display stage of the touch-control display panel
Pole, in the driving electrodes of the touch-control stage touch control detection of the touch-control display surface；In other embodiments of the invention,
By the way of the touch-control display panel can also be driven when overstepping one's bounds, for showing the public affairs in stage in the touch-control display panel
Common electrode and driving electrodes when for touch control detection can also be separately provided, and the present invention is to this and without limitation, specific to regard
Depending on situation.
Correspondingly, being applied to above-mentioned touch-control the embodiment of the invention also provides a kind of driving method of touch-control display panel
Display panel.In embodiments of the present invention, the touch-control display panel includes touch device, and the touch device includes along first
Multiple driving electrodes 10 that direction is set side by side, the multiple driving electrodes 10 are at least divided into the first driving electrodes group 11 and
Two driving electrodes groups 12, the driving electrodes quantity in the first driving electrodes group 11 are not less than the second driving electrodes group 12
In driving electrodes quantity；Multiple induction electrodes 20 arranged side by side in a second direction, the induction electrode 20 include the first sense
Answer electrode 21 and the second induction electrode 22, wherein the first induction electrode 21 and described first in the multiple induction electrode 20
Driving electrodes in driving electrodes group 11 are at least partly overlapping, the second induction electrode 22 and institute in the multiple induction electrode 20
The driving electrodes stated in the second driving electrodes group 12 are at least partly overlapping；Wherein, the first direction and the second direction be not
Together；As shown in fig. 6, this method comprises:
S1: it in the touch-control stage, is successively scanned according to the first preset order and respectively drives electricity in the first driving electrodes group 11
Pole, to successively provide touch drive signal to driving electrodes each in the first driving electrodes group 11, while pre- according to second
If sequence successively scans each driving electrodes in the second driving electrodes group 12, to successively give the second driving electrodes group 12
In each driving electrodes touch drive signal is provided, wherein any driving electrodes of the second driving electrodes group 12 with it is described
A driving electrodes in first driving electrodes group 11 scan simultaneously；
S2: it in the display stage, while giving in the first driving electrodes group 11 and the second driving electrodes group 12 and respectively driving
Moving electrode provides public voltage signal.
In conclusion in touch-control display panel and its driving method provided by the embodiment of the present invention, the multiple driving
Any two driving electrodes do not scan simultaneously in each driving electrodes group in electrode 10, and the second driving electrodes group 12
Any driving electrodes are scanned with a driving electrodes in the first driving electrodes group 11 simultaneously, aobvious to shorten the touch-control
Show that is, in the same time the time of each full screen scanning in panel increases time of full screen scanning in the touch-control display panel
Number to improve the scan frequency of the touch-control display panel, and then improves the report point rate of the touch-control display panel, finally mentions
The touch-control sensitivity of the high touch control display apparatus.
Various pieces are described in a progressive manner in this specification, and what each some importance illustrated is and other parts
Difference, same and similar part may refer to each other between various pieces.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to embodiment illustrated herein, and is to fit to consistent with the principles and novel features disclosed in this article
Widest scope.
Claims (15)
1. a kind of touch device characterized by comprising
The multiple driving electrodes being set side by side along first direction, the multiple driving electrodes are at least divided into the first driving electrodes group
With the second driving electrodes group, the driving electrodes quantity in the first driving electrodes group is not less than in the second driving electrodes group
Driving electrodes quantity；
Multiple induction electrodes arranged side by side in a second direction, the induction electrode include the first induction electrode and the second induced electricity
Pole, wherein the driving electrodes in the first induction electrode and the first driving electrodes group in the multiple induction electrode are at least
Part is overlapping, and the driving electrodes in the second induction electrode and the second driving electrodes group in the multiple induction electrode are at least
Part is overlapping, and first induction electrode is not overlapping with the driving electrodes in the second driving electrodes group, second sense
Answer electrode not overlapping with the driving electrodes in the first driving electrodes group；
Control circuit, the control circuit is used to provide driving signal for the driving electrodes, and detects in the induction electrode
Inductive signal, any two driving electrodes do not scan simultaneously in each driving electrodes group in the multiple driving electrodes, and
Any driving electrodes of the second driving electrodes group are swept with a driving electrodes in the first driving electrodes group simultaneously
It retouches；
Wherein, first induction electrode is connected to the control circuit, second induction electrode by first electrode lead
The control circuit is connected to by second electrode lead；The first direction is different with the second direction.
2. touch device according to claim 1, which is characterized in that the first driving electrodes group and the second driving electrodes group
It is set side by side along the first direction.
3. touch device according to claim 2, which is characterized in that first induction electrode and second induced electricity
Pole is set side by side along the first direction.
4. touch device according to claim 1, which is characterized in that the first driving electrodes group is by the multiple driving
It is constituted in electrode positioned at the driving electrodes of odd column, the second driving electrodes group is by being located at even number in the multiple driving electrodes
The driving electrodes of column are constituted.
5. touch device according to claim 4, which is characterized in that first induction electrode includes multiple along first party
To the first sub- induction electrode of setting, second induction electrode includes multiple the second sub- induced electricities along first direction setting
Pole, wherein the first sub- induction electrode and the second sub- induction electrode are interspersed.
6. touch device according to claim 5, which is characterized in that multiple first son senses in first induction electrode
Electrode is answered to be electrically connected by the first electrode lead, the multiple second sub- induction electrodes in second induction electrode pass through institute
State the electrical connection of second electrode lead.
7. touch device according to claim 1-6, which is characterized in that respectively driven in the first driving electrodes group
The scanning sequency of moving electrode is identical as the scanning sequency of each driving electrodes in the second driving electrodes group.
8. a kind of touch-control display panel, which is characterized in that including the described in any item touch devices of claim 1-7.
9. touch-control display panel according to claim 8, which is characterized in that the touch-control display panel include viewing area and
Rim area, wherein the driving electrodes and the induction electrode are located at the viewing area, and the control circuit is located at the frame
Area.
10. touch-control display panel according to claim 9, which is characterized in that the viewing area includes multiple sub-pixels, institute
It is arranged in arrays to state multiple sub-pixels, and there is shading region between adjacent subpixels.
11. touch-control display panel according to claim 10, which is characterized in that when first induction electrode includes multiple
Along the first sub- induction electrode of first direction setting, second induction electrode includes multiple the second sons along first direction setting
Induction electrode, the first sub- induction electrode and the second sub- induction electrode are interspersed, and in first induction electrode
The multiple first sub- induction electrodes be electrically connected by first electrode lead, in second induction electrode it is multiple second son induction
When electrode is electrically connected by second electrode lead, the first electrode lead and the second electrode lead are respectively positioned on adjacent sub- picture
Shading region between element.
12. according to the described in any item touch-control display panels of claim 8-11, which is characterized in that the drive in the touch device
Moving electrode is used as public electrode in the display stage of the touch-control display panel, uses in the touch-control stage of the touch-control display panel
Make the driving electrodes of touch control detection.
13. a kind of driving method of touch device, which is characterized in that the touch device includes: to be set side by side along first direction
Multiple driving electrodes, the multiple driving electrodes are at least divided into the first driving electrodes group and the second driving electrodes group, described
Driving electrodes quantity in first driving electrodes group is not less than the driving electrodes quantity in the second driving electrodes group；Along second
Direction multiple induction electrodes arranged side by side, the induction electrode include the first induction electrode and the second induction electrode, wherein institute
It is at least partly overlapping to state the first induction electrode in multiple induction electrodes and the driving electrodes in the first driving electrodes group, institute
It is at least partly overlapping to state the second induction electrode in multiple induction electrodes and the driving electrodes in the second driving electrodes group, and
First induction electrode is not overlapping with the driving electrodes in the second driving electrodes group, second induction electrode not with institute
The driving electrodes stated in the first driving electrodes group are overlapping；Wherein, first induction electrode is connected to by first electrode lead
Control circuit, second induction electrode are connected to the control circuit by second electrode lead；The first direction and institute
State second direction difference；
This method comprises:
Each driving electrodes in the first driving electrodes group are successively scanned according to the first preset order, while being preset according to second suitable
Sequence successively scans each driving electrodes in the second driving electrodes group；
Wherein, any driving electrodes of the second driving electrodes group are electric with a driving in the first driving electrodes group
It scans simultaneously pole.
14. driving method according to claim 13, which is characterized in that first preset order and described second is preset
It is sequentially identical.
15. a kind of driving method of touch-control display panel, which is characterized in that the touch-control display panel includes touch device, institute
Stating touch device includes the multiple driving electrodes being set side by side along first direction, and the multiple driving electrodes are at least divided into first
Driving electrodes group and the second driving electrodes group, the driving electrodes quantity in the first driving electrodes group are driven not less than described second
Driving electrodes quantity in moving electrode group；Multiple induction electrodes arranged side by side in a second direction, the induction electrode include the
One induction electrode and the second induction electrode, wherein the first induction electrode and first driving in the multiple induction electrode
Driving electrodes in electrode group are at least partly overlapping, the second induction electrode and second driving in the multiple induction electrode
Driving electrodes in electrode group are at least partly overlapping, and first induction electrode not with the drive in the second driving electrodes group
Moving electrode is overlapping, and second induction electrode is not overlapping with the driving electrodes in the first driving electrodes group；Wherein, described
One induction electrode is connected to control circuit by first electrode lead, and second induction electrode is connected by second electrode lead
To the control circuit；Wherein, the first direction is different with the second direction；
This method comprises:
In the touch-control stage, each driving electrodes in the first driving electrodes group are successively scanned according to the first preset order, thus according to
It is secondary to provide touch drive signal to driving electrodes each in the first driving electrodes group, while successively being swept according to the second preset order
Each driving electrodes in the second driving electrodes group are retouched, to successively provide to driving electrodes each in the second driving electrodes group
Touch drive signal, wherein any driving electrodes of the second driving electrodes group are and in the first driving electrodes group
One driving electrodes scans simultaneously；
Public affairs are provided in the display stage, while to each driving electrodes in the first driving electrodes group and the second driving electrodes group
Common voltage signal.
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| CN108873436B (en) * | 2018-07-23 | 2021-04-06 | 京东方科技集团股份有限公司 | Display device |
| CN109002214B (en) * | 2018-07-26 | 2020-05-26 | 京东方科技集团股份有限公司 | Touch substrate, driving method thereof and touch display device |
| JP2022538698A (en) | 2019-03-28 | 2022-09-06 | 京東方科技集團股▲ふん▼有限公司 | Touch substrate, touch device and touch detection method |
| US11768556B2 (en) | 2020-06-23 | 2023-09-26 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Touch display device and touch driving method of same |
| CN111475058A (en) * | 2020-06-23 | 2020-07-31 | 武汉华星光电半导体显示技术有限公司 | Touch display device and touch driving method thereof |
| CN112835474A (en) * | 2021-02-25 | 2021-05-25 | 合肥维信诺科技有限公司 | Touch panel, driving method thereof and display device |
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| JP5252454B2 (en) * | 2009-06-30 | 2013-07-31 | 株式会社ジャパンディスプレイウェスト | Contact detection device and display device having touch sensor function |
| CN102830879B (en) * | 2012-08-17 | 2015-09-09 | 北京京东方光电科技有限公司 | A kind of In-cell touch panel |
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