CN105589597B - The touch-control driving method and liquid crystal display panel of touch display substrate, touch display substrate - Google Patents
The touch-control driving method and liquid crystal display panel of touch display substrate, touch display substrate Download PDFInfo
- Publication number
- CN105589597B CN105589597B CN201510929687.1A CN201510929687A CN105589597B CN 105589597 B CN105589597 B CN 105589597B CN 201510929687 A CN201510929687 A CN 201510929687A CN 105589597 B CN105589597 B CN 105589597B
- Authority
- CN
- China
- Prior art keywords
- touch
- control electrode
- touch control
- electrode group
- frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- 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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
Abstract
A kind of touch display substrate, including：Substrate, including display area and non-display area；Touch-control circuit is set to the non-display area；Multiple touch control electrodes are arranged with array manner in the display area, wherein the touch control electrode is divided at least two touch control electrode groups, includes at least two touch control electrode groups in the row direction；One end of a plurality of touch-control lead, each touch-control lead is electrically connected with a touch control electrode, and the other end is electrically connected with the touch-control circuit, and the touch-control lead in the display area extends along column direction, and the line direction and the column direction are orthogonal；Wherein, in same frame, touching signals of the touch-control circuit to different touch control electrode group input different frequencies；In adjacent two frame, the frequency for the touching signals that the touch-control circuit is inputted to same touch control electrode is different.Improve the touch-control sensing homogeneity of touch display substrate.
Description
Technical field
The present invention relates to display field, in particular to the touch-control driving side of a kind of touch display substrate, touch display substrate
Method and liquid crystal display panel.
Background technique
In touch panel technology, relative to electric resistance touch-control panel, capacitance type touch-control panel has service life length, light transmittance
Height can support the advantages that multi-point touch.Also, to noise and over the ground, parasitic capacitance also has good suppression to capacitance type touch-control panel
Production is used.Therefore, capacitance type touch-control panel has become one of the hot spot of nowadays touch panel manufacture.Capacitance type touch-control panel includes
Self-capacitance type touch panel and mutual-capacitive touch panel are touched since self-capacitance type touch panel only needs one layer of touch control electrode by detection
Whether changing from visibly moved for control electrode, can be realized touch detection, has many advantages, such as that structure is simple, is easy to implement.
In recent years, the thickness of display device is more and more thinner, and In-cell touch panel display part is by by the touch-control of touch panel
Electrode is embedded in inside display panel, has achieved the purpose that the thickness of thinned display device, while it is aobvious to greatly reduce touch-control again
Show the manufacturing cost of device.
The prior art, in the touch-control stage, is supplied to touch control electrode by touch-control circuit for embedded self-capacitance touch panel
The frequency of the touching signals of each touch control electrode is identical in array.However, in actual production, due to the limit of process conditions
System, practical thicknesses of layers can there is a certain error with ideal thicknesses of layers, it is difficult to ensure that thickness of the same tunic in all areas
Degree is equal.In this way, the film thickness in same touch panel, between the touch control electrode and ground metal layer of different zones
Distance just has difference.According to capacitor calculation formula C=ε S/4 π kd, d is the distance between two capacitor plates, is herein
Film thickness distance between touch control electrode and ground metal layer.Thus formula it can be concluded that, actual production go out touch panel in, by
Film thickness in same panel between the touch control electrode of different zones and ground metal layer is different, will lead in different zones
The capacitor of touch control electrode is not identical.And if from touch-control circuit to the touching signals of each touch control electrode input identical frequency, just
The touch-control sensing amount that will lead to the touch control electrode of different zones is different, and the induction touch-control amount that may result in some regions is big always
Induction touch-control amount in other regions, causes touch-control sensing homogeneity bad.
Summary of the invention
The purpose of the present invention is to provide a kind of good touch display substrates of touch-control sensing homogeneity.
In a first aspect, a kind of touch display substrate is provided, including：
Substrate, including display area and non-display area；
Touch-control circuit is set to the non-display area；
Multiple touch control electrodes are arranged with array manner in the display area, wherein the touch control electrode is divided at least
Two touch control electrode groups include at least two touch control electrode groups in the row direction；
One end of a plurality of touch-control lead, each touch-control lead is electrically connected with a touch control electrode, the other end and touch-control electricity
Road electrical connection, the touch-control lead in the display area extend along column direction, the line direction and the column direction
It is orthogonal；
Wherein, for being located at at least two touch control electrode groups with a line,
In same frame, the touch-control circuit is respectively to the touching signals of different touch control electrode group input different frequencies；
In consecutive frame, the frequency for the touching signals that the touch-control circuit is inputted to same touch control electrode is different.
Second aspect, provides a kind of touch-control driving method of touch display substrate, the touch display substrate, including：
Substrate, including display area and non-display area；
Touch-control circuit is set to the non-display area；
Multiple touch control electrodes are arranged with array manner in the display area, wherein the touch control electrode is divided at least
Two touch control electrode groups include at least two touch control electrode groups in line direction；
One end of a plurality of touch-control lead, each touch-control lead is electrically connected with a touch control electrode, the other end and touch-control electricity
Road electrical connection, the touch-control lead in the display area extend along column direction, the line direction and the column direction
It is orthogonal；
The touch-control driving method includes：
In n-th frame, different frequency is inputted to the different touch control electrode groups being located at a line by the touch-control circuit
Touching signals；
In the (n+1)th frame, different frequency is inputted to the different touch control electrode groups being located at a line by the touch-control circuit
Touching signals, while touching signals of the touch control electrode input identical frequency into same touch control electrode group, and in the (n+1)th frame
The frequency and the frequency of the touching signals inputted in n-th frame to same touch control electrode of the touching signals inputted to same touch control electrode
It is different；
Wherein, n is the natural number more than or equal to 1.
The third aspect provides a kind of liquid crystal display panel, including color membrane substrates, liquid crystal layer, further includes the above first aspect
The touch display substrate, the liquid crystal layer are arranged between the color membrane substrates and the touch display substrate.
Compared with prior art, since in same frame, the touch-control circuit is inputted to different touch control electrode groups respectively
The touching signals of different frequency；In consecutive frame, the frequency for the touching signals that the touch-control circuit is inputted to same touch control electrode
Difference, this is allowed in the touch display substrate, and there is no the induction touch-control amount due to a certain fixed area is big always
In other regions induction touch-control amount and the problem that causes touch-control sensing homogeneity bad, improve the touch-control of touch display substrate
Incude homogeneity.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the touch display substrate that provides of the embodiment of the present invention one in odd-numbered frame；
Fig. 2 is a kind of schematic diagram of the touch display substrate shown in FIG. 1 in even frame；
Fig. 3 is a kind of schematic diagram of the touch display substrate provided by Embodiment 2 of the present invention in odd-numbered frame；
Fig. 4 is a kind of schematic diagram of the touch display substrate shown in Fig. 3 in even frame；
Fig. 5 is a kind of schematic diagram of the touch display substrate that provides of the embodiment of the present invention three in odd-numbered frame；
Fig. 6 is a kind of schematic diagram of the touch display substrate shown in fig. 5 in even frame；
Fig. 7 is a kind of schematic diagram of the touch display substrate that provides of the embodiment of the present invention four in odd-numbered frame；
Fig. 8 is a kind of schematic diagram of the touch display substrate shown in Fig. 7 in even frame；
Fig. 9 is a kind of schematic diagram of the touch display substrate that provides of the embodiment of the present invention five in odd-numbered frame；
Figure 10 is a kind of schematic diagram of the touch display substrate shown in Fig. 9 in even frame；
Figure 11 is a kind of flow chart of the touch-control driving method for touch display substrate that the embodiment of the present invention six provides；
Figure 12 is a kind of sectional view for liquid crystal display panel that the embodiment of the present invention seven provides.
Description of symbols：
1 touch display substrate, 2 color membrane substrates, 3 liquid crystal layer
10 substrate, 20 touch-control circuit, 30 touch control electrode
40 touch-control lead, 11 display area, 12 non-display area
31 311 touch control electrode group of touch control electrode group column, 3111 touch control electrode row
31a the first touch control electrode group column 31b second touch control electrode group column
A the first touch control electrode group B second touch control electrode group
The 4th touch control electrode group of C third touch control electrode group D
F1 first frequency touching signals f2 second frequency touching signals
The 4th frequency touching signals of f3 third frequency touching signals f4
The 6th frequency touching signals of the 5th frequency touching signals f6 of f5
The 8th frequency touching signals of the 7th frequency touching signals f8 of f7
The tenth frequency touching signals of the 9th frequency touching signals f10 of f9
F1 first frequency touching signals group F2 second frequency touching signals group
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 and Fig. 2 are please referred to, a kind of touch display substrate, including substrate 10, touch-control circuit 20, multiple touch-controls electricity are provided
Pole 30 and a plurality of touch-control lead 40.
The substrate 10 includes display area 11 and non-display area 12, and the non-display area 12 surrounds the viewing area
Domain 11 is arranged.
The touch-control circuit 20 is set to the non-display area 12 of the substrate 10.
The multiple touch control electrode 30 is arranged in the display area 11 of the substrate 10, wherein described with array manner
Touch control electrode 30 is divided at least two touch control electrode groups 311, includes at least two touch control electrode groups in the row direction
311.The touch control electrode 30 is multiplexed with public electrode in the display stage.
The a plurality of touch-control lead 40, one end of each touch-control lead 40 are electrically connected with a touch control electrode 30, the other end with
The touch-control circuit 20 is electrically connected, and the touch-control lead 40 in the display area 11 of the substrate 10 prolongs along column direction
It stretches, the line direction and the column direction are orthogonal.
Wherein, at least two touch control electrode groups 311 being located on line direction, in same frame, the touch-control circuit
20 input the touching signals of different frequency to different touch control electrode groups 311 respectively；In consecutive frame, the touch-control circuit 20 to
The frequency for the touching signals that same touch control electrode 30 inputs is different.
Specifically, the touch control electrode 30 is divided into two touch control electrode groups 311, respectively the first touch-control electricity along line direction
Pole group A and second touch control electrode group B.As shown in Figure 1, in odd-numbered frame, the touch-control circuit 20 is to the first touch control electrode group A
First frequency touching signals f1 is inputted, inputs second frequency touching signals f2 to the second touch control electrode group B；As shown in Fig. 2,
In even frame, the touch-control circuit 20 inputs second frequency touching signals f2 to the first touch control electrode group A, to described second
Touch control electrode group B inputs first frequency touching signals f1；The first frequency touching signals f1 and the second frequency touch-control are believed
The frequency of number f2 is different.
Compared with prior art, since in same frame, the touch-control circuit 20 is respectively to different touch control electrode groups 311
Input the touching signals of different frequency；In consecutive frame, the touch-control that the touch-control circuit 20 is inputted to same touch control electrode 30 is believed
Number frequency it is different, this is allowed in the touch display substrate, and there is no the induction touch-controls due to a certain fixed area
It measures the induction touch-control amount for being always more than other regions and the problem for causing touch-control sensing homogeneity bad, improves touch-control and show base
The touch-control sensing homogeneity of plate.
Embodiment two
Fig. 3 and Fig. 4 are please referred to, a kind of touch display substrate, including substrate 10, touch-control circuit 20, multiple touch-controls electricity are provided
Pole 30 and a plurality of touch-control lead 40.
The touch control electrode 30 is multiplexed with public electrode in the display stage.
The touch control electrode 30 is divided into two touch control electrode groups 311 along line direction, respectively the first touch control electrode group A with
Second touch control electrode group B；
Referring to FIG. 3, in odd-numbered frame, odd-numbered line and second of the touch-control circuit 20 to the first touch control electrode group A
The even number line of touch control electrode group B inputs first frequency touching signals f1, to the first touch control electrode group A even number line with it is described
The odd-numbered line of second touch control electrode group B inputs second frequency touching signals f2；
Referring to FIG. 4, in even frame, odd-numbered line and second of the touch-control circuit 20 to the first touch control electrode group A
The even number line of touch control electrode group B inputs second frequency touching signals f2, to the first touch control electrode group A even number line with it is described
The odd-numbered line of second touch control electrode group B inputs first frequency touching signals f1；
The first frequency touching signals f1 is different from the frequency of the second frequency touching signals f2.
Compared with prior art, since in same frame, the touch-control circuit 20 is respectively to different touch control electrode groups 311
Input the touching signals of different frequency；In consecutive frame, the touch-control that the touch-control circuit 20 is inputted to same touch control electrode 30 is believed
Number frequency it is different, this is allowed in the touch display substrate, and there is no the induction touch-controls due to a certain fixed area
It measures the induction touch-control amount for being always more than other regions and the problem for causing touch-control sensing homogeneity bad, improves touch-control and show base
The touch-control sensing homogeneity of plate.Simultaneously because in each frame, inputting the frequency of the touching signals of the adjacent rows of touch control electrode array
Rate is all different, this influence different due to film thickness difference bring induction touch-control amount that be just preferably averaged preferably improves
The touch-control sensing homogeneity of touch display substrate.
Embodiment three
Fig. 5 and Fig. 6 are please referred to, a kind of touch display substrate, including substrate 10, touch-control circuit 20, multiple touch-controls electricity are provided
Pole 30 and a plurality of touch-control lead 40.
The multiple touch control electrode 30 is divided into M × N number of touch control electrode group 311, wherein the M × N number of touch control electrode group
311 constitute the touch control electrode group pattern of M rows × N column, wherein the M |, N be natural number more than or equal to 2.Positioned at same row
Touch control electrode group 311 form a touch control electrode group column 31.
For belonging to the touch control electrode group 311 of same touch control electrode group column 31, to the touch-control close to the touch-control circuit 20
The frequency for the touching signals that electrode group 311 is sent is higher than the touching signals sent to the touch control electrode group 311 far from touch-control circuit
Frequency.
Specifically, the M, which is equal to 2, N, is equal to 2.The touch control electrode group column 31 include the first touch control electrode group column 31a and
Second touch control electrode group column 31b.The first touch control electrode group column 31a includes two touch control electrode groups 311, respectively the
One touch control electrode group A and second touch control electrode group B；The second touch control electrode group column 31b includes two touch control electrode groups 311,
Respectively third touch control electrode group C and the 4th touch control electrode group D, the first touch control electrode group A and the third touch control electrode
Group C is located at same a line, and the second touch control electrode group B and the 4th touch control electrode group D are located at same a line, and described second
Touch control electrode group B and the 4th touch control electrode group D is than the first touch control electrode group A and third touch control electrode group C closer to described
Touch-control circuit 20.
Referring to FIG. 5, the touch-control circuit 20 is believed to the first touch control electrode group A input third frequency touch-control in odd-numbered frame
Number f3 inputs the 4th frequency touching signals f4 to third touch control electrode group C, inputs the touching of the 5th frequency to second touch control electrode group B
Signal f5 is controlled, inputs the 6th frequency touching signals f6 to the 4th touch control electrode group D；Referring to FIG. 6, in even frame, the touch-control
Circuit 20 inputs the 4th frequency touching signals f4 to the first touch control electrode group A, to third touch control electrode group C input third frequency touching
Signal f3 is controlled, inputs the 6th frequency touching signals f6 to second touch control electrode group B, to the 5th frequency of the 4th touch control electrode group D input
Rate touching signals f5；The third frequency touching signals f3 is different from the frequency of the 4th frequency touching signals f4, and described
Five frequency touching signals f5 are different from the frequency of the 6th frequency touching signals f6, the third frequency touching signals f3 and institute
The frequency for stating the 4th frequency touching signals f4 is respectively less than the 5th frequency touching signals f5 and the 6th frequency touching signals
The frequency of f6.
Compared with prior art, since in same frame, the touch-control circuit 20 is respectively to different touch control electrode groups 311
Input the touching signals of different frequency；In consecutive frame, the touch-control that the touch-control circuit 20 is inputted to same touch control electrode 30 is believed
Number frequency it is different, this is allowed in the touch display substrate, and there is no the induction touch-controls due to a certain fixed area
It measures the induction touch-control amount for being always more than other regions and the problem for causing touch-control sensing homogeneity bad, improves touch-control and show base
The touch-control sensing homogeneity of plate.Due to the first touch control electrode group A and third touch control electrode remote apart from the touch-control circuit 20
Group C is passed through the signal lower than the second touch control electrode group B close apart from the touch-control circuit 20 and the 4th touch control electrode group D frequency,
Increase the detection time of the touch control electrode 30 of distal end during touch control detection, is reduced since 40 length of touch-control lead is different with this
And the influence of bring resistance difference and charging time deficiency bring, further improve the touch-control of touch display substrate 1
Incude homogeneity.
Example IV
Fig. 7 and Fig. 8 are please referred to, a kind of touch display substrate, including substrate 10, touch-control circuit 20, multiple touch-controls electricity are provided
Pole 30 and a plurality of touch-control lead 40.
The multiple touch control electrode 30 is divided into M × N number of touch control electrode group 311, wherein the M × N number of touch control electrode group
311 constitute the touch control electrode group pattern of M rows × N column, wherein the M |, N be natural number more than or equal to 2.Positioned at same row
Touch control electrode group 311 form a touch control electrode group column 31.
For belonging to the touch control electrode group 311 of same touch control electrode group column 31, to the touch-control close to the touch-control circuit 20
The frequency for the touching signals that electrode group 311 is sent is higher than the touching signals sent to the touch control electrode group 311 far from touch-control circuit
Frequency.
For belonging to the touch control electrode group 311 of same touch control electrode group column 31, to the touch-control close to the touch-control circuit 20
The frequency for the touching signals that electrode group 311 is sent is higher than the touching signals sent to the touch control electrode group 311 far from touch-control circuit
Frequency.
Specifically, the M, which is equal to 2, N, is equal to 2.The touch control electrode group column 31 include the first touch control electrode group column 31a and
Second touch control electrode group column 31b.
The first touch control electrode group column 31a includes two touch control electrode groups 311, respectively the first touch control electrode group
A and second touch control electrode group B；The second touch control electrode group column 31b includes two touch control electrode groups 311, respectively the
Three touch control electrode group C and the 4th touch control electrode group D, the first touch control electrode group A and the third touch control electrode group C are located at same
A line, the second touch control electrode group B and the 4th touch control electrode group D are located at same a line, the second touch control electrode
Group B and the 4th touch control electrode group D is than the first touch control electrode group A and third touch control electrode group C closer to the touch-control circuit；
In odd-numbered frame, odd-numbered line and third touch control electrode group C of the touch-control circuit 20 to the first touch control electrode group A
Even number line input the 7th frequency touching signals f7, to the first touch control electrode group A even number line and third touch control electrode group C
Odd-numbered line input the 8th frequency touching signals f8, to the second touch control electrode group B odd-numbered line and the 4th touch control electrode group D
Even number line input the 9th frequency touching signals f9, to the even number line of the second touch control electrode group B and the 4th touch-control electricity
The odd-numbered line of pole group D inputs the tenth frequency touching signals f10；
In even frame, odd-numbered line and third touch control electrode group C of the touch-control circuit 20 to the first touch control electrode group A
Even number line input the 8th frequency touching signals f8, to the first touch control electrode group A even number line and third touch control electrode group C
Odd-numbered line input the 7th frequency touching signals f7, to the second touch control electrode group B odd-numbered line and the 4th touch control electrode group D
Even number line input the tenth frequency touching signals f10, to the even number line of the second touch control electrode group B and the 4th touch-control electricity
The odd-numbered line of pole group D inputs the 9th frequency touching signals f9；
The 7th frequency touching signals f7 is different from the frequency of the 8th frequency touching signals f8, the 9th frequency
Touching signals f9 is different from the frequency of the tenth frequency touching signals f10, the 7th frequency touching signals f7 and described the
The frequency of eight frequency touching signals f8 is respectively less than the frequency for stating the 9th frequency touching signals f9 Yu the tenth frequency touching signals
f10。
Compared with prior art, since in same frame, the touch-control circuit 20 is respectively to different touch control electrode groups 311
Input the touching signals of different frequency；In consecutive frame, the touch-control that the touch-control circuit 20 is inputted to same touch control electrode 30 is believed
Number frequency it is different, this is allowed in the touch display substrate, and there is no the induction touch-controls due to a certain fixed area
It measures the induction touch-control amount for being always more than other regions and the problem for causing touch-control sensing homogeneity bad, improves touch-control and show base
The touch-control sensing homogeneity of plate.Simultaneously because in each frame, inputting the frequency of the touching signals of the adjacent rows of touch control electrode array
Rate is all different, this influence different due to film thickness difference bring induction touch-control amount that be just preferably averaged preferably improves
The touch-control sensing homogeneity of touch display substrate.Due to the first touch control electrode group A remote apart from the touch-control circuit 20 and
Third touch control electrode group C is passed through than the second touch control electrode group B close apart from the touch-control circuit 20 and the 4th touch control electrode group D frequency
The low signal of rate is increased the detection time of the touch control electrode 30 of distal end during touch control detection, is reduced with this since touch-control draws
The influence of 40 length of line difference and bring resistance difference and charging time deficiency bring, further improves touch-control and shows
The touch-control sensing homogeneity of substrate 1.
Embodiment five
Fig. 9 and Figure 10 are please referred to, a kind of touch display substrate, including substrate 10, touch-control circuit 20, multiple touch-controls electricity are provided
Pole 30 and a plurality of touch-control lead 40.
Every a line touch control electrode in the touch control electrode group 311 is defined as a touch control electrode row 3111；
The frequency of the touching signals of each touch control electrode row 3111 in same touch control electrode group 311 is inputted with the touch-control
Increase of the rows of electrodes 3111 apart from 20 distance of touch-control circuit and reduce.
The touch control electrode 30 is divided into two touch control electrode groups 311 along line direction, respectively the first touch control electrode group A with
Second touch control electrode group B；
Referring to FIG. 9, the touch-control circuit 20 is touched to the first touch control electrode group A input first frequency in odd-numbered frame
Signal group F1 is controlled, inputs second frequency touching signals group F2 to the second touch control electrode group B；
Referring to FIG. 10, the touch-control circuit 20 is touched to the first touch control electrode group A input second frequency in even frame
Signal group F2 is controlled, inputs first frequency touching signals group F1 to the second touch control electrode group B；
The first frequency touching signals group F1 is different from the frequency of the second frequency touching signals group F2.
Compared with prior art, since in same frame, the touch-control circuit 20 is respectively to different touch control electrode groups 311
Input the touching signals of different frequency；In consecutive frame, the touch-control that the touch-control circuit 20 is inputted to same touch control electrode 30 is believed
Number frequency it is different, this is allowed in the touch display substrate, and there is no the induction touch-controls due to a certain fixed area
It measures the induction touch-control amount for being always more than other regions and the problem for causing touch-control sensing homogeneity bad, improves touch-control and show base
The touch-control sensing homogeneity of plate.Simultaneously because in each frame, inputting the frequency of the touching signals of the adjacent rows of touch control electrode array
Rate is all different, this influence different due to film thickness difference bring induction touch-control amount that be just preferably averaged preferably improves
The touch-control sensing homogeneity of touch display substrate 1.Due to inputting each touch control electrode row 3111 in same touch control electrode group 311
Touching signals increase of the frequency with the touch control electrode row 3111 apart from 20 distance of touch-control circuit and reduce, with this
The detection time of distal end touch control electrode during touch control detection is reduced, reduces and is brought since 40 length of touch-control lead is different
Resistance it is different and charging time deficiency bring influences, the touch-control sensing for further improving touch display substrate 1 is uniform
Property.
Embodiment six
Fig. 1 and Figure 11 are please referred to, a kind of touch-control driving method of touch display substrate is provided.
The touch display substrate, including：Including substrate 10, touch-control circuit 20, multiple touch control electrodes 30 and a plurality of touch-control
Lead 40.
The substrate 10 includes display area 11 and non-display area 12, and the non-display area 12 surrounds the viewing area
Domain 11 is arranged.
The touch-control circuit 20 is set to the non-display area 12 of the substrate 10.
The multiple touch control electrode 30 display area 11 of the substrate 10 is arranged in array manner, wherein the touching
Control electrode 30 is divided at least two touch control electrode groups 311, includes at least two touch control electrode groups 311 in the row direction.
The touch control electrode 30 is multiplexed with public electrode in the display stage.
The a plurality of touch-control lead 40, one end of each touch-control lead 40 are electrically connected with a touch control electrode 30, the other end with
The touch-control circuit 30 is electrically connected, and the touch-control lead 40 in the display area 11 of the substrate 10 prolongs along column direction
It stretches, the line direction and the column direction are orthogonal.
As shown in figure 11, the touch-control driving method includes：
In n-th frame, different frequencies are inputted to the different touch control electrode groups 311 being located at a line by the touch-control circuit 20
The touching signals of rate；
In the (n+1)th frame, difference is inputted to the different touch control electrode groups 311 being located at a line by the touch-control circuit 20
The touching signals of frequency, and the frequency of the touching signals inputted to same touch control electrode 30 in the (n+1)th frame in n-th frame to same
The frequency for the touching signals that touch control electrode 30 inputs is different；
Wherein, n is the natural number more than or equal to 1.
Embodiment seven
Figure 12 is please referred to, a kind of liquid crystal display panel is provided, which is characterized in that including color membrane substrates 2, liquid crystal layer 3, is also wrapped
Include touch display substrate 1 described in Examples 1 to 5 any one, the setting of liquid crystal layer 3 the color membrane substrates 2 with it is described
Between touch display substrate 1.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical solution makes possible variation and modification.Therefore, anything that does not depart from the technical scheme of the invention, according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (13)
1. a kind of touch display substrate, which is characterized in that including：
Substrate, including display area and non-display area；
Touch-control circuit is set to the non-display area；
Multiple touch control electrodes are arranged with array manner in the display area, wherein the touch control electrode is divided at least two
Touch control electrode group includes at least two touch control electrode groups in the row direction；
One end of a plurality of touch-control lead, each touch-control lead is electrically connected with a touch control electrode, the other end and touch-control circuit electricity
Connection, the touch-control lead in the display area extend along column direction, and the line direction and the column direction are mutual
Vertically；
Wherein, for being located at at least two touch control electrode groups with a line,
In same frame, the touch-control circuit is respectively to the touching signals of different touch control electrode group input different frequencies；
In consecutive frame, the frequency for the touching signals that the touch-control circuit is inputted to same touch control electrode is different；
The touch control electrode is self-capacitance touch control electrode.
2. touch display substrate as described in claim 1, which is characterized in that the touch control electrode is multiplexed with public affairs in the display stage
Common electrode.
3. touch display substrate as described in claim 1, which is characterized in that the touch control electrode is divided into two along line direction
Touch control electrode group, respectively the first touch control electrode group and second touch control electrode group；
In odd-numbered frame, the touch-control circuit inputs first frequency touching signals to the first touch control electrode group, to described second
Touch control electrode group inputs second frequency touching signals；
In even frame, the touch-control circuit inputs second frequency touching signals to the first touch control electrode group, to described second
Touch control electrode group inputs first frequency touching signals；
The first frequency touching signals are different from the frequency of the second frequency touching signals.
4. touch display substrate as described in claim 1, which is characterized in that the touch control electrode is divided into two along line direction
Touch control electrode group, respectively the first touch control electrode group and second touch control electrode group；
In odd-numbered frame, the touch-control circuit is to the odd-numbered line of the first touch control electrode group and the even number line of second touch control electrode group
First frequency touching signals are inputted, to the even number line of the first touch control electrode group and the odd-numbered line of the second touch control electrode group
Input second frequency touching signals；
In even frame, the touch-control circuit is to the odd-numbered line of the first touch control electrode group and the even number line of second touch control electrode group
Second frequency touching signals are inputted, to the even number line of the first touch control electrode group and the odd-numbered line of the second touch control electrode group
Input first frequency touching signals；
The first frequency touching signals are different from the frequency of the second frequency touching signals.
5. touch display substrate as described in claim 1, which is characterized in that the multiple touch control electrode is divided into M × N number of touching
Control electrode group, wherein the M × N number of touch control electrode group constitutes M row × N column touch control electrode group pattern, wherein described M, N are equal
For the natural number more than or equal to 2.
6. touch display substrate as claimed in claim 5, which is characterized in that the touch control electrode group positioned at same row forms one
Touch control electrode group column.
7. touch display substrate as claimed in claim 6, which is characterized in that for belonging to the touch-control of same touch control electrode group column
Electrode group, the frequency of the touching signals sent to the touch control electrode group close to the touch-control circuit are higher than to separate touch-control circuit
The frequency for the touching signals that touch control electrode group is sent.
8. touch display substrate as claimed in claim 7, which is characterized in that
The N is equal to 2；
The touch control electrode group column include the first touch control electrode group column and second touch control electrode group column；
The first touch control electrode group column include two touch control electrode groups, respectively the first touch control electrode group and the second touch-control
Electrode group；The second touch control electrode group includes two touch control electrode groups, respectively third touch control electrode group and the 4th touching
Electrode group is controlled, the first touch control electrode group and the third touch control electrode group are located at same a line, the second touch control electrode group
It is located at same a line, the second touch control electrode group and the 4th touch control electrode group than first touching with the 4th touch control electrode group
Electrode group and third touch control electrode group are controlled closer to the touch-control circuit；
In odd-numbered frame, the touch-control circuit inputs third frequency touching signals to the first touch control electrode group, to third touch control electrode
Group the 4th frequency touching signals of input, input the 5th frequency touching signals to second touch control electrode group, to the 4th touch control electrode group
Input the 6th frequency touching signals；
In even frame, the touch-control circuit inputs the 4th frequency touching signals to the first touch control electrode group, to third touch control electrode
Group input third frequency touching signals, input the 6th frequency touching signals to second touch control electrode group, to the 4th touch control electrode group
Input the 5th frequency touching signals；
The third frequency touching signals are different from the frequency of the 4th frequency touching signals, the 5th frequency touching signals
It is different from the frequency of the 6th frequency touching signals, the third frequency touching signals and the 4th frequency touching signals
Frequency is respectively less than the frequency of the 5th frequency touching signals and the 6th frequency touching signals.
9. touch display substrate as claimed in claim 7, which is characterized in that
The N is equal to 2；
The touch control electrode group column include the first touch control electrode group column and second touch control electrode group column；
The first touch control electrode group column include two touch control electrode groups, respectively the first touch control electrode group and the second touch-control
Electrode group；The second touch control electrode group column include two touch control electrode groups, respectively third touch control electrode group and the 4th
Touch control electrode group, the first touch control electrode group and the third touch control electrode group are located at same a line, the second touch control electrode
Group is located at same a line with the 4th touch control electrode group, and the second touch control electrode group and the 4th touch control electrode group are than described first
Touch control electrode group and third touch control electrode group are closer to the touch-control circuit；
In odd-numbered frame, the touch-control circuit is to the odd-numbered line of the first touch control electrode group and the even number line of third touch control electrode group
The 7th frequency touching signals are inputted, the odd-numbered line of even number line and third touch control electrode group to the first touch control electrode group inputs
8th frequency touching signals, odd-numbered line from the even number line input the 9th to the second touch control electrode group and the 4th touch control electrode group
Frequency touching signals, even number line from the odd-numbered line input the tenth to the second touch control electrode group and the 4th touch control electrode group
Frequency touching signals；
In even frame, the touch-control circuit is to the odd-numbered line of the first touch control electrode group and the even number line of third touch control electrode group
The 8th frequency touching signals are inputted, the odd-numbered line of even number line and third touch control electrode group to the first touch control electrode group inputs
7th frequency touching signals, odd-numbered line from the even number line input the tenth to the second touch control electrode group and the 4th touch control electrode group
Frequency touching signals, even number line from the odd-numbered line input the 9th to the second touch control electrode group and the 4th touch control electrode group
Frequency touching signals；
The 7th frequency touching signals are different from the frequency of the 8th frequency touching signals, the 9th frequency touching signals
It is different from the frequency of the tenth frequency touching signals, the 7th frequency touching signals and the 8th frequency touching signals
Frequency is respectively less than the frequency for stating the 9th frequency touching signals Yu the tenth frequency touching signals.
10. touch display substrate as described in claim 1, which is characterized in that
Every a line touch control electrode in the touch control electrode group is defined as a touch control electrode row；
The frequency of the touching signals of each touch control electrode row in same touch control electrode group is inputted with the touch control electrode row distance
The increase of the touch-control circuit distance and reduce.
11. touch display substrate as claimed in claim 10, which is characterized in that
The touch control electrode is divided into two touch control electrode groups, respectively the first touch control electrode group and the second touch-control electricity along line direction
Pole group；
In odd-numbered frame, the touch-control circuit inputs first frequency touching signals group to the first touch control electrode group, to described the
Two touch control electrode groups input second frequency touching signals group；
In even frame, the touch-control circuit inputs second frequency touching signals group to the first touch control electrode group, to described the
Two touch control electrode groups input first frequency touching signals group；
The first frequency touching signals group is different from the frequency of the second frequency touching signals group.
12. a kind of touch-control driving method of touch display substrate, which is characterized in that the touch display substrate, including：
Substrate, including display area and non-display area；
Touch-control circuit is set to the non-display area；
Multiple touch control electrodes are arranged with array manner in the display area, wherein the touch control electrode is divided at least two
Touch control electrode group includes at least two touch control electrode groups in line direction；
One end of a plurality of touch-control lead, each touch-control lead is electrically connected with a touch control electrode, the other end and touch-control circuit electricity
Connection, the touch-control lead in the display area extend along column direction, and the line direction and the column direction are mutual
Vertically；
The touch control electrode is self-capacitance touch control electrode；
The touch-control driving method includes：
In n-th frame, by the touch-control circuit to the touch-control positioned at the different touch control electrode groups input different frequencies with a line
Signal；
In the (n+1)th frame, by the touch-control circuit to the touching positioned at the different touch control electrode groups input different frequencies with a line
The frequency for the touching signals controlling signal, and being inputted to same touch control electrode in the (n+1)th frame with it is defeated to same touch control electrode in n-th frame
The frequency of the touching signals entered is different；
Wherein, n is the natural number more than or equal to 1.
13. a kind of liquid crystal display panel, which is characterized in that further include claim 1~11 including color membrane substrates, liquid crystal layer
Any one of described in touch display substrate, liquid crystal layer setting the color membrane substrates and the touch display substrate it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929687.1A CN105589597B (en) | 2015-12-14 | 2015-12-14 | The touch-control driving method and liquid crystal display panel of touch display substrate, touch display substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929687.1A CN105589597B (en) | 2015-12-14 | 2015-12-14 | The touch-control driving method and liquid crystal display panel of touch display substrate, touch display substrate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105589597A CN105589597A (en) | 2016-05-18 |
| CN105589597B true CN105589597B (en) | 2018-11-27 |
Family
ID=55929225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510929687.1A Active CN105589597B (en) | 2015-12-14 | 2015-12-14 | The touch-control driving method and liquid crystal display panel of touch display substrate, touch display substrate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105589597B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10002280B1 (en) * | 2016-12-21 | 2018-06-19 | Fingerprint Cards Ab | System and method for controlling a signal in a fingerprint sensing device |
| CN106842745A (en) * | 2017-02-14 | 2017-06-13 | 京东方科技集团股份有限公司 | A kind of array base palte, display device and its driving method |
| CN106981252B (en) * | 2017-06-05 | 2019-04-05 | 厦门天马微电子有限公司 | A kind of display panel and display device |
| CN107479239A (en) * | 2017-08-31 | 2017-12-15 | 广东欧珀移动通信有限公司 | Array base palte, self-tolerant touch-control display panel and electronic equipment |
| CN108874248B (en) * | 2018-05-25 | 2021-09-17 | 厦门天马微电子有限公司 | Driving method and related device of touch screen |
| CN108846371B (en) * | 2018-06-26 | 2021-12-17 | 武汉天马微电子有限公司 | Display device and fingerprint identification method thereof |
| CN111158525B (en) * | 2019-12-30 | 2022-12-16 | 厦门天马微电子有限公司 | Display panel and display device |
| 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 |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102576272A (en) * | 2009-10-08 | 2012-07-11 | 3M创新有限公司 | Multi-touch touch device with multiple drive frequencies and maximum likelihood estimation |
| CN102736965A (en) * | 2012-05-23 | 2012-10-17 | 敦泰科技有限公司 | Method and equipment based on capacitive touch screen drive and detection |
| CN103268162A (en) * | 2012-11-27 | 2013-08-28 | 上海天马微电子有限公司 | Scanning device and scanning method of touch signal |
| CN103365505A (en) * | 2012-04-03 | 2013-10-23 | 义隆电子股份有限公司 | Sensing method and device for improving noise interference of capacitive touch device |
| CN104880840A (en) * | 2015-05-08 | 2015-09-02 | 厦门天马微电子有限公司 | Touch control display substrate, VT test method and liquid crystal display panel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011257831A (en) * | 2010-06-07 | 2011-12-22 | Panasonic Corp | Touch panel device |
-
2015
- 2015-12-14 CN CN201510929687.1A patent/CN105589597B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102576272A (en) * | 2009-10-08 | 2012-07-11 | 3M创新有限公司 | Multi-touch touch device with multiple drive frequencies and maximum likelihood estimation |
| CN103365505A (en) * | 2012-04-03 | 2013-10-23 | 义隆电子股份有限公司 | Sensing method and device for improving noise interference of capacitive touch device |
| CN102736965A (en) * | 2012-05-23 | 2012-10-17 | 敦泰科技有限公司 | Method and equipment based on capacitive touch screen drive and detection |
| CN103268162A (en) * | 2012-11-27 | 2013-08-28 | 上海天马微电子有限公司 | Scanning device and scanning method of touch signal |
| CN104880840A (en) * | 2015-05-08 | 2015-09-02 | 厦门天马微电子有限公司 | Touch control display substrate, VT test method and liquid crystal display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105589597A (en) | 2016-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105589597B (en) | The touch-control driving method and liquid crystal display panel of touch display substrate, touch display substrate | |
| CN104880840B (en) | Touch display substrate, VT method of testings and liquid crystal display panel | |
| US10001677B2 (en) | Self-capacitance touch display panel and display apparatus | |
| CN102213852B (en) | Touch displaying device and manufacturing method thereof | |
| CN104699321B (en) | Touch display substrate and touch control display apparatus | |
| US8891048B2 (en) | Liquid crystal display with integrated touch screen panel and driving method thereof | |
| CN104965622B (en) | Array substrate and display panel | |
| US9372360B2 (en) | Touch liquid crystal display device | |
| CN205375439U (en) | It is embedded from holding touch screen and display device | |
| CN101833200B (en) | Horizontal electric field type liquid crystal display device and manufacturing method thereof | |
| CN103927070B (en) | Embedded electromagnetic touch display screen and touch display device | |
| CN104536603B (en) | Display and the panel with touch controllable function | |
| CN105159513B (en) | Array substrate, self-tolerant touch-control display panel and electronic device | |
| CN105138184A (en) | Embedded touch liquid crystal panel and array substrate thereof | |
| CN103927071B (en) | Touch display panel and touch display device | |
| US10126613B2 (en) | Display panel, touch panel, liquid crystal display device and test method thereof | |
| CN103455205A (en) | Built-in touch screen and liquid crystal display | |
| CN106227386A (en) | A kind of contact panel and preparation method thereof, display device | |
| CN104793830A (en) | Touch panel and touch control display device | |
| CN103793121B (en) | Single-layer multi-point capacitive touch screen | |
| CN106919280A (en) | Detection means and display device | |
| CN102221945A (en) | Touch screen, liquid crystal display and drive detection method | |
| CN104882092B (en) | A kind of embedded touch display screen and its driving method, display device | |
| US10963114B1 (en) | Touch display panel | |
| WO2016155059A1 (en) | Touch panel and display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |