CN109061371A - Touch control display apparatus, touch-control display panel and its detection circuit - Google Patents
Touch control display apparatus, touch-control display panel and its detection circuit Download PDFInfo
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- CN109061371A CN109061371A CN201811057765.3A CN201811057765A CN109061371A CN 109061371 A CN109061371 A CN 109061371A CN 201811057765 A CN201811057765 A CN 201811057765A CN 109061371 A CN109061371 A CN 109061371A
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- 238000001514 detection method Methods 0.000 title claims abstract description 68
- 238000012360 testing method Methods 0.000 abstract description 6
- 239000000758 substrate Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 229920001621 AMOLED Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011895 specific detection Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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Abstract
A kind of dress detection circuit of the disclosure about touch control display apparatus, touch-control display panel and touch-control display panel, is related to technical field of touch-control display.The detection circuit includes multiple first switch devices and multiple second switch devices.Multiple first switch devices are set to external zones, and it is connect correspondingly with multiple touch control electrodes, and connect correspondingly with multiple signal wires, each signal wire is for driving a column sub-pixel, and each first switch device is used for the conducting when receiving control signal.Multiple second switch devices are set to external zones, and connect correspondingly with multiple touch control electrodes, and each second switch device can will test signal when receiving control signal and be transferred to corresponding touch control electrode for receiving control signal and detection signal.The detection circuit of the disclosure can detect touch control electrode, be conducive to manage product quality, reduce cost.
Description
Technical field
This disclosure relates to technical field of touch-control display, in particular to a kind of touch control display apparatus, touch-control display panel
And the detection circuit of touch-control display panel.
Background technique
Currently, human-computer interaction becomes more and more important, currently, touch control operation is the important means of human-computer interaction, and touch-control
Display panel is to realize the essential component of touch control operation.The touch-control part of existing touch-control display panel generally comprises multiple cover
The touch control electrode of lid viewing area is operated by these touch control electrode sensing user touch, to determine touch location.
In order to guarantee product quality, needs to detect touch panel, find bad products, to handle in time, manage
Control product quality.But existing detection mode can not detect touch control electrode, thus be difficult to find the undesirable production of touch-control in time
Product, if carrying out subsequent technique in the case, it will cause unnecessary wastes, increase cost.
It should be noted that information is only used for reinforcing the reason to the background of the disclosure disclosed in above-mentioned background technology part
Solution, therefore may include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
The detection for being designed to provide a kind of touch control display apparatus, touch-control display panel and touch-control display panel of the disclosure
Circuit can detect touch control electrode, be conducive to manage product quality, reduce cost.
According to one aspect of the disclosure, a kind of detection circuit of touch-control display panel, the touch-control display panel are provided
Including viewing area and external zones, the detection circuit includes:
Multiple first switch devices are set to the external zones, and connect correspondingly with multiple touch control electrodes, and one by one
Corresponding to connect with multiple signal wires, each signal wire is for driving a column sub-pixel, and each first switch device
Part is used for the conducting when receiving control signal；
Multiple second switch devices are set to the external zones, and connect correspondingly with multiple touch control electrodes, often
A second switch device for receive the control signal and detect signal, and can when receiving the control signal incite somebody to action
The detection signal is transferred to the corresponding touch control electrode.
In a kind of exemplary embodiment of the disclosure, the first switch device is transistor, and each described first opens
It closes in device, control terminal is for receiving the control signal, and first end is connect with a touch control electrode, described in second end and one
Signal wire connection.
In a kind of exemplary embodiment of the disclosure, the second switch device is transistor, and each described second opens
It closes in device, control terminal is for receiving the control signal, and first end is for receiving the detection signal, the second end and one
The touch control electrode connection.
In a kind of exemplary embodiment of the disclosure, the external zones is equipped with binding area, and the binding area is located at institute
The side of viewing area is stated, the two sides that shelter states viewing area are distinguished in each first switch device and the binding.
In a kind of exemplary embodiment of the disclosure, the external zones is equipped with binding area, and the binding area is located at institute
The side of viewing area is stated, each first switch device and the binding area are located at the same side of the viewing area.
In a kind of exemplary embodiment of the disclosure, the detection circuit further include:
First pad, while being connect with the control terminal of each first switch device；
Multiple second pads are connect with the first end of multiple second switch devices correspondingly.
In a kind of exemplary embodiment of the disclosure, the external zones is equipped with binding area, and the binding area is located at institute
The side of viewing area is stated, first pad and each second pad are respectively positioned on the binding area.
In a kind of exemplary embodiment of the disclosure, the detection circuit further include:
Multiple third switching devices are connect with each signal wire correspondingly, and each third switching device is used
In the reception control signal and the detection signal, and the detection signal can be passed when receiving the control signal
It is handed to the corresponding signal wire.
According to one aspect of the disclosure, a kind of touch-control display panel is provided, including detection described in above-mentioned any one
Circuit.
According to one aspect of the disclosure, a kind of touch control display apparatus is provided, including touch-control described in above-mentioned any one
Display panel.
Touch control display apparatus, touch control display apparatus and its detection circuit of the disclosure can be to each when detecting touch control electrode
First switch device and each second switch device input control signal lead each first switch device and each second switch device
It is logical；Detection signal is inputted to a second switch device again, detection signal can be via the touch control electrode of the corresponding second switch device
It is input to corresponding signal wire, a column sub-pixel of the corresponding signal wire is driven to light, thus there is a bright line in viewing area,
At this point, illustrating that the touch control electrode for corresponding to the second switch device is normal, if there are two bright lines, illustrate that two touch control electrodes are same
When receive detection signal, can determine that short circuit occur in the touch control electrode of the corresponding second switch device and another touch control electrode.
And so on, detection signal can be inputted to each second switch device one by one, the detection to each touch control electrode be realized, to send out in time
Whether existing touch control electrode is short-circuit, and determines the touch control electrode for short circuit occur, is conducive to manage product quality, reduces production cost.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.It should be evident that the accompanying drawings in the following description is only the disclosure
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the schematic diagram of the first embodiment of disclosure detection circuit.
Fig. 2 is the schematic diagram of disclosure embodiment touch-control display panel.
Fig. 3 is the schematic diagram of second of embodiment of disclosure detection circuit.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Label indicates same or similar structure, thus the detailed description that will omit them.
Although the term of relativity, such as "upper" "lower" is used to describe a component of icon for another in this specification
The relativeness of one component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in show
The direction of example.It is appreciated that, if making it turn upside down the device overturning of icon, the component described in "upper" will
As the component in "lower".When certain structure is at other structures "upper", it is possible to refer to that certain structural integrity is formed in other structures
On, or refer to that certain structure is " direct " and be arranged in other structures, or refer to that certain structure is arranged by the way that another structure is " indirect " in other knots
On structure.
Term "one", " one ", "the", " described " to indicate there are one or more elements/component part/etc.；With
Language " comprising " and " having " is to indicate the open meaning being included and refer to element/composition portion in addition to listing
Also may be present except divide/waiting other element/component part/etc.；Term " first ", " second ", " third " and " the 4th " is only made
It is used for label, is not the quantity limitation to its object.
In the related technology, touch-control display panel includes substrate, and substrate is equipped with pixel-driving circuit layer, pixel-driving circuit
Organic luminous layer is set on layer, organic luminous layer is equipped with touch control layer, and touch control layer includes multiple touch control electrodes.Existing detection mode
Touch control electrode can not be detected, thus is difficult to find the undesirable product of touch-control in time, it, can if carrying out subsequent technique in the case
Unnecessary waste is caused, cost is increased.
By taking AMOLED (Active-matrix organic light emitting diode) display panel as an example, in order to
Low cost and narrow frame, more frivolous purpose are realized, using the touching of FMLOC (Flexible mesh layer on cell)
Control electrode.Meanwhile external zones of the touch control electrode outside viewing area is changed on layer to substrate by transfer hole, with pixel-driving circuit layer
Same layer, and it is connected to driving chip, realize touch-control driving.In production process, due to impurity particle, equipment fluctuation and technique tune
Whole equal many reasons, touch control electrode can be because technological reason appearance short circuit, open circuit etc. be bad, if finding touch-control after mould group binding
Electrode it is bad, then have resulted in loss, be unfavorable for yield control and cost control.
Disclosure embodiment provides a kind of detection circuit of touch-control display panel, which has display
Area and external zones, external zones can be equipped with binding area, and bind the side that area can be located at viewing area.
The touch-control display panel may include multiple touch control electrodes, and the touch control electrode covers viewing area, and may include multiple
First touch control electrode Tx and multiple second touch control electrode Rx, each touch control electrode may each be metal mesh grating texture or other knots
Structure, does not do particular determination herein, and each touch control electrode is connected to the binding area by touch control electrode lead.Meanwhile viewing area
Multiple pixels of array distribution can be equipped with, each pixel includes multiple sub-pixels, such as each pixel includes three sub-pixels, i.e.,
R sub-pixel, G sub-pixel and B sub-pixel, viewing area are additionally provided with pixel-driving circuit, which includes multiple signals
Line, for each signal wire for driving a column sub-pixel, the specific structure of pixel-driving circuit is not particular determination, Ge Gexin herein
Number line is connected to binding area by signal line leads.
As shown in figures 1 and 3, the detection circuit of disclosure embodiment may include first switch device T1It is opened with second
Close device T2, in which:
First switch device T1Quantity be it is multiple, and be set to external zones W, each first switch device T1It corresponds
Connect with multiple touch control electrodes, and connect correspondingly with multiple signal wires, each signal wire is for driving a sub- picture of column
Element, and each first switch device T1For the conducting when receiving control signal.
Second switch device T2Quantity be it is multiple, and be set to external zones W, each second switch device T2It corresponds
Connect with multiple touch control electrodes, each second switch device T2For receiving control signal and detection signal, and can receive
Corresponding touch control electrode is transferred to will test signal when controlling signal.
The detection circuit of disclosure embodiment can be to each first switch device T when detecting touch control electrode1With each
Two switching element Ts2Input control signal makes each first switch device T1With each second switch device T2It is both turned on；Again to one second
Switching element T2Input detection signal, detection signal can be via corresponding second switch device T2Touch control electrode be input to correspondence
Signal wire, drive a column sub-pixel of the corresponding signal wire.
Thus, it is possible to before mould group binding to touch control electrode whether short circuit detects, to sieve before the binding
It except the undesirable product of touch-control, avoids being bound in the undesirable situation of touch-control, reduces loss, be conducive to yield control and cost
Control.It, can be by first switch device T after the completion of test1With each second switch device T2Close, will not influence normal display and
Touch function.
It should be noted that signal wire receives after detecting signal, the image that corresponding sub-pixel is formed in viewing area A
It can be bright line, but other patterns.
Each section of the detection circuit of disclosure embodiment is described in detail below:
Each first switch device T1It may each be transistor, and each first switch device T1All have control terminal, first end
And second end, control terminal is grid, first end is source electrode, and second end is drain electrode.For any first switch device T1For,
Control terminal can be used for receiving control signal, and first end can be connect with a touch control electrode by touch control electrode lead, the touch control electrode
It can be the first touch control electrode Tx or second touch control electrode Rx, second end can be connect with a signal wire by signal line leads.
Each first switch device T1It only connect with a touch control electrode, and is only connect with a signal wire 2.Different
One switching element T1Different, the different first switch device T of the first touch control electrode 1 connected1The signal wire 2 connected is not yet
Together.
Each second switch device T2It may each be transistor, and each second switch device T2All have control terminal, first end
And second end, control terminal is grid, first end is source electrode, and second end is drain electrode.For any second switch device T2For,
Control terminal can be used for receiving control signal, and first end can be used for receiving detection signal, and second end can pass through one with a touch control electrode 1
The connection of touch control electrode lead.The touch control electrode can be the first touch control electrode Tx or second touch control electrode Rx.Second switch device
T2Received control signal and first switch device T1Received control signal can be identical signal.
Each second switch device T2It is only connect with a touch control electrode, different second switch device T2The touching connected
It is different to control electrode 1.
In the first embodiment, as shown in Figure 1, each first switch device T1It is distinguished with binding and occupies the two of viewing area A
Side, and each second switch device T2It can be located between binding area and viewing area A.Can to touch control electrode, whether short circuit is detected,
Specific detection mode is seen above, and this will not be detailed here, simultaneously as first switch device T1With second switch device T2Separation
The two sides of viewing area A, when open circuit occurs for any touch control electrode, detection signal can not pass through first switch device T1It is transferred to pair
The signal wire answered, at this point, viewing area A is not in bright line, thus, when detecting a touch control electrode, if viewing area A do not occur it is bright
Line then illustrates that open circuit has occurred in the touch control electrode.The detection circuit of the first embodiment can be applied to it is above-mentioned in the related technology
Touch-control display panel.
In the second embodiment, as shown in Figures 2 and 3, touch control electrode 2 passes through the first transfer hole 100 in external zones W
It is connected to underlay substrate, is connected to driving chip 3,2 cabling of touch control electrode covers viewing area A, meanwhile, also pass through the second switching
Hole 200 is connected to underlay substrate, and connect with each signal wire of pixel-driving circuit.First transfer hole 100 and the second switching
Hole 200 can live apart the two sides of viewing area A, and the first transfer hole 100 can be located at the same side of viewing area A with driving chip 3.
Each first switch device T1, each second switch device T2It is located at the same side of viewing area A with binding area, that is, is equipped with and drives
The side of dynamic chip 3, each touch control electrode can pass through the touch control electrode lead and first switch device T positioned at external zones W1With each
Two switching element Ts2Connection can whether short circuit detects to touch control electrode, and specific detection mode is seen above, herein no longer in detail
It states.
The detection circuit of disclosure embodiment can also include the first pad Sw1With the second pad, in which:
First pad Sw1Quantity can be one, can by multiple leads simultaneously with each first switch device T1Control
End and each second switch device T2Control terminal connection, so as to simultaneously send out control signal, make first switch device T1And second switch
Device T2Conducting.Certainly, the first pad Sw1Quantity be also possible to multiple, each first switch device T1Control terminal be connected to
One first pad Sw1, each second switch device T2Control terminal be connected to one first pad Sw1, and first switch device T1With
Second switch device T2It may connect to first different the first pad of pad Sw1。
The quantity of second pad can be to be multiple, and quantity can be identical as touch control electrode, and each touch control electrode passes through a touch-control
Contact conductor is connect with one second pad.Second pad correspondingly with multiple second switch device T2First end connection,
To pass through second switch device T2Second pad is connected with touch control electrode, so as in second switch device T2When conducting,
Detection signal is exported to touch control electrode.For example, the second pad includes multiple second pad STxWith multiple second pad SRx,
Each second pad STxIt can correspond through second switch device T2It is connect with each first touch control electrode Tx, each second pad SRx
Second switch device T can be passed through correspondingly2It is connect with each second touch control electrode Rx.
Certainly, each binding area is additionally provided with the one-to-one multiple pads connecting with each touch control electrode.
The detection circuit of disclosure embodiment can also include third switching element T3, third switching element T3Quantity
To be multiple, and it is identical as the quantity of signal wire.Each third switching element T3It is outer by being located at each signal wire correspondingly
Enclose the lead connection of area W, each third switching element T3It is connected to different signal wires, and for receiving control signal and detection
Signal, and when receiving control signal, signal can be will test and be transferred to corresponding signal wire, signal wire receives detection signal
After can control corresponding column sub-pixel to light, with viewing area A formed bright line.
Third switching element T3Can have a control terminal, first end and second end, it can be source that control terminal, which can be grid, first end,
Pole, second end can be drain electrode.The control terminal can be used for receiving control signal, and first end can be used for receiving detection signal；It is controlling
When termination receives control signal, third switching element T can be made3It opens, i.e., first end and second end is connected, so that detection signal can
There is second end to export to corresponding signal wire.
It when detecting, can be to each third switching element T3Input control signal, then one by one to third switching element T3Input inspection
Signal is surveyed, for any third switching element T3For, if a bright line occurs in viewing area A, illustrating corresponding signal wire just
Often, if there is not bright line, illustrate corresponding signal wire open circuit.The signal wire of pixel-driving circuit can be detected as a result,.
In addition, the detection circuit of disclosure embodiment can also include third pad Sw2With the 4th pad, in which:
Third pad Sw2Quantity can be multiple, and with third switching element T3Quantity it is identical, and correspondingly with
Each third switching element T3Control terminal connection, will pass through third pad Sw2To third switching element T3Control terminal export control
Signal processed.
The quantity of 4th pad be it is multiple, and with third pad Sw2Quantity it is identical, and opened correspondingly with each third
Close device T3First end connection, to input detection signal.For example, each pixel includes R sub-pixel, G sub-pixel and B
Sub-pixel, R sub-pixel, B sub-pixel and G sub-pixel correspond respectively to correspond to different signal wires；4th pad includes multiple
4th pad SR, multiple 4th pad SGWith multiple 4th pad SB, the 4th pad SRIt can be opened with the third for corresponding to R sub-pixel
Close device T3First end connection, the 4th pad SBIt can be with the third switching element T corresponding to B sub-pixel3First end connection,
4th pad SGIt can be with the third switching element T corresponding to G sub-pixel3First end connection.Certainly, different sub-pixels can also
A signal wire is shared, which can connect with one the 4th pad.
It should be noted that when detecting, third switching element T can be first passed through3Pixel-driving circuit is detected, i.e.,
Lighting test is carried out, is gone wrong if not detecting, the signal wire of pixels illustrated driving circuit is normal, and display function is normal, next,
Touch control electrode can be detected, specific detection mode can refer to content described above, and this will not be detailed here.If it is detected that signal
There is short circuit or open circuit in line, then be judged to showing undesirable product, no longer need to detect touch control electrode.
It can first pass through lighting test before mould group binding as a result, and the circuit break and short circuit of pixel-driving circuit is detected, so as to
To grading, and the undesirable product of display is screened out, avoids wasting goods, materials and equipments on showing undesirable product.Again to touch control electrode into
Row detection, avoids wasting goods, materials and equipments on the undesirable product of touch-control.
Certainly, first touch control electrode can also be detected, is gone wrong if not detecting, then pixel-driving circuit is checked.
The detection circuit of disclosure embodiment can also include multiple 5th pad S, and multiple 5th pad S are corresponded
Connect with each signal wire, to drive each pixel.
Disclosure embodiment provides a kind of touch-control display panel, the detection circuit including any of the above-described embodiment.It should
Display panel can be AMOLED display panel, can also be other display panels, this will not be detailed here.Disclosure touch-control is shown
The beneficial effect of panel can refer to above-mentioned detection circuit, and this will not be detailed here.
Disclosure embodiment also provides a kind of touch control display apparatus, the touch-control display surface including above-mentioned any embodiment
Plate.The display device can be the display device of television set, tablet computer or other electronic equipments, will not enumerate herein.
The beneficial effect of disclosure touch control display apparatus can refer to above-mentioned detection circuit, and this will not be detailed here.
It should be noted that Fig. 1, Fig. 2 and Fig. 3 of the disclosure are only to schematically illustrate to principle, do not constitute to inspection
The restriction of the practical structures of slowdown monitoring circuit, touch-control display panel.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by appended
Claim is pointed out.
Claims (10)
1. a kind of detection circuit of touch-control display panel, the touch-control display panel include viewing area and external zones, feature exists
In the detection circuit includes:
Multiple first switch devices are set to the external zones, and connect correspondingly with multiple touch control electrodes, and correspond
Connect with multiple signal wires, each signal wire is for driving a column sub-pixel, and each first switch device is used
In the conducting when receiving control signal；
Multiple second switch devices are set to the external zones, and connect correspondingly with multiple touch control electrodes, Mei Gesuo
State second switch device for receive the control signal and detection signal, and can when receiving the control signal will described in
Detection signal is transferred to the corresponding touch control electrode.
2. detection circuit according to claim 1, which is characterized in that the first switch device is transistor, Mei Gesuo
It states in first switch device, control terminal is for receiving the control signal, and first end is connect with a touch control electrode, second end
It is connect with a signal wire.
3. detection circuit according to claim 2, which is characterized in that the second switch device is transistor, Mei Gesuo
It states in second switch device, control terminal is for receiving the control signal, and first end is for receiving the detection signal, and described the
Two ends are connect with a touch control electrode.
4. detection circuit according to claim 1, which is characterized in that the external zones is equipped with binding area, and the binding
Area is located at the side of the viewing area, and the two sides that shelter states viewing area are distinguished in each first switch device and the binding.
5. detection circuit according to claim 1, which is characterized in that the external zones is equipped with binding area, and the binding
Area is located at the side of the viewing area, and each first switch device and the binding area are located at the same side of the viewing area.
6. detection circuit according to claim 3, which is characterized in that the detection circuit further include:
First pad, while being connect with the control terminal of each first switch device；
Multiple second pads are connect with the first end of multiple second switch devices correspondingly.
7. detection circuit according to claim 6, which is characterized in that the external zones is equipped with binding area, and the binding
Area is located at the side of the viewing area, and first pad and each second pad are respectively positioned on the binding area.
8. detection circuit according to claim 1-7, which is characterized in that the detection circuit further include:
Multiple third switching devices are connect with each signal wire correspondingly, and each third switching device is for connecing
The control signal and the detection signal are received, and can be transferred to the detection signal when receiving the control signal
The corresponding signal wire.
9. a kind of touch-control display panel, including the described in any item detection circuits of claim 1-8.
10. a kind of touch control display apparatus, including touch-control display panel as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811057765.3A CN109061371A (en) | 2018-09-11 | 2018-09-11 | Touch control display apparatus, touch-control display panel and its detection circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811057765.3A CN109061371A (en) | 2018-09-11 | 2018-09-11 | Touch control display apparatus, touch-control display panel and its detection circuit |
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| CN109061371A true CN109061371A (en) | 2018-12-21 |
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| CN201811057765.3A Pending CN109061371A (en) | 2018-09-11 | 2018-09-11 | Touch control display apparatus, touch-control display panel and its detection circuit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111913610A (en) * | 2020-08-06 | 2020-11-10 | 业成科技（成都）有限公司 | Touch display panel and touch coordinate acquisition method |
| CN114546152A (en) * | 2021-11-15 | 2022-05-27 | 合肥维信诺科技有限公司 | Touch display panel and detection method thereof |
| CN114816138A (en) * | 2022-03-31 | 2022-07-29 | 上海天马微电子有限公司 | Touch panel, driving method thereof and display device |
| CN114859263A (en) * | 2022-05-31 | 2022-08-05 | 厦门天马微电子有限公司 | Display device |
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