CN206162461U - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN206162461U CN206162461U CN201621170465.2U CN201621170465U CN206162461U CN 206162461 U CN206162461 U CN 206162461U CN 201621170465 U CN201621170465 U CN 201621170465U CN 206162461 U CN206162461 U CN 206162461U
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Abstract
The embodiment of the utility model discloses display panel and display device. This display panel includes: first base plate, the relative second base plate that sets up with first base plate, the setting is at the pressure reference electrode layer of first base plate towards second base plate one side, touch -control electrode layer and a plurality of pressure detection electrode of setting on the second base plate, a plurality of pressure detection electrodes form pressure detection electric capacity with pressure reference electrode layer respectively, wherein, touch -control electrode layer includes along first direction parallel arrangement's a plurality of first touch -control electrode to reach many second touch -control electrodes with a plurality of first touch -control insulated electrode, adjacent two first touch -control electric connection on the first direction, on the first direction, first touch -control electrode sets up with second touch -control eletrode spacing, and second touch -control electrode extends along the second direction, the first direction intersects with the second direction. The embodiment of the utility model provides a reduce the cost of realizing the pressure touch -control, improved the pressure detection precision.
Description
Technical field
The utility model embodiment is related to pressure touch Display Technique, more particularly to a kind of display floater and display device.
Background technology
At present, touch-control Display Technique is increasingly popularized in display field, and mobile terminal product slowly starts from past outer
Hanging touch-control moves towards embedded touch.During touch technology develops, consumer starts to wish that the more touch-controls of experience are anti-
Feedback and interaction, therefore pressure touch technology starts development.
It is that especially pressure sensitive is realized in mobile phone or flat board field in display field, is more at present in liquid crystal display
Backlight portion or the midframe part of mobile phone increase extra mechanism to realize, but this design needs the mechanism of mobile phone to design
Make change, and due to build-up tolerance it is larger so that pressure detecting accuracy is restricted.
Utility model content
The utility model provides a kind of display floater and display device, to reduce realizing the cost of pressure touch, improves pressure
Power accuracy of detection.
In a first aspect, the utility model embodiment provides a kind of display floater, including：
First substrate；
The second substrate being oppositely arranged with the first substrate；
The first substrate is arranged on towards the pressure reference electrode layer of the second substrate side；
The touch control electrode layer being arranged on the second substrate and multiple pressure detecting electrodes, the plurality of pressure detecting electricity
Pole forms pressure sensing capacitance with the pressure reference electrode layer respectively；
Wherein, the touch control electrode layer include multiple first touch control electrodes arranged in parallel in the first direction, and with institute
State a plurality of second touch control electrode of multiple first touch control electrode insulation；Two the first touch control electrodes adjacent on first direction are electrically connected
Connect；In said first direction, first touch control electrode and the second touch control electrode interval setting, and second touch-control
Electrode extends in a second direction；The first direction intersects with the second direction.
Second aspect, the utility model embodiment additionally provides display device, including the display described in above-mentioned first aspect
Panel.
The utility model embodiment by arranging touch control electrode layer on second substrate, using touch control electrode layer in first
The change of the coupled capacitor between touch control electrode and second touch control electrode, detects the position of display device touch point；And second
Multiple pressure detecting electrodes are set on substrate, with first substrate towards second substrate side a flood pressure reference electrode layer shape
Into pressure sensing capacitance, according to the change of pressure sensing capacitance capacitance, touch-control pressure is measured.Thus, the utility model is reduced
The cost of pressure touch is realized, pressure detecting precision is improve.
Description of the drawings
A kind of structural representation of display floater that Fig. 1 is provided for the utility model embodiment；
Fig. 2 is touched the structural representation after pressure for the display floater that the utility model embodiment is provided；
The planar structure schematic diagram of the second substrate that Fig. 3 is provided for the utility model embodiment；
The planar structure schematic diagram of another second substrate that Fig. 4 is provided for the utility model embodiment；
The planar structure schematic diagram of another second substrate that Fig. 5 is provided for the utility model embodiment；
The planar structure schematic diagram of another second substrate that Fig. 6 is provided for the utility model embodiment；
A kind of planar structure schematic diagram of first substrate that Fig. 7 is provided for the utility model embodiment；
A kind of structural representation of first substrate that Fig. 8 is provided for the utility model embodiment；
Driver' s timing figure in the display floater course of work that Fig. 9 is provided for the utility model embodiment.
Specific embodiment
With reference to the accompanying drawings and examples the utility model is described in further detail.It is understood that herein
Described specific embodiment is used only for explanation the utility model, rather than to restriction of the present utility model.Further need exist for
It is bright, for the ease of description, the part related to the utility model rather than entire infrastructure are illustrate only in accompanying drawing.
A kind of structural representation of display floater that Fig. 1 is provided for the utility model embodiment, Fig. 2 is utility model enforcement
The display floater that example is provided is touched the structural representation after pressure, the second base that Fig. 3 is provided for the utility model embodiment
The planar structure schematic diagram of plate.Referring to Fig. 1, Fig. 2 and Fig. 3, the display floater includes：
First substrate 10；
The second substrate 20 being oppositely arranged with first substrate 10；
First substrate 10 is arranged on towards the pressure reference electrode layer 30 of the side of second substrate 20；
The touch control electrode layer 40 being arranged on second substrate 20 and multiple pressure detecting electrodes 50, multiple pressure detecting electrodes
50 form pressure sensing capacitance with pressure reference electrode layer 30 respectively；
Wherein, referring to Fig. 3, touch control electrode layer 40 includes multiple first touch control electrodes 41 arranged in parallel in the first direction,
And a plurality of second touch control electrode 42 with the insulation of multiple first touch control electrodes 41；Two the first touch-controls adjacent on first direction
Electrode 41 is electrically connected；In a first direction, the first touch control electrode 41 and the interval setting of second touch control electrode 42, and the second touch-control electricity
Pole 42 extends in a second direction；First direction intersects with second direction.
Referring to Fig. 1 and Fig. 2, the present embodiment can be by between detection pressure reference electrode layer 30 and pressure detecting electrode 50
The change of pressure sensing capacitance, measures touch-control pressure.For example, when display floater is not touched pressure, pressure reference electricity
Pressure sensing capacitance between pole layer 30 and pressure detecting electrode 50 is fixed value C；When display floater is touched pressure, by
Deform upon in display floater and make the distance between pressure reference electrode layer 30 and pressure detecting electrode 50 change, so as to
So that the pressure sensing capacitance between pressure reference electrode layer 30 and pressure detecting electrode 50 changes, as shown in Fig. 2 pressure
Detection electric capacity is changed into C ', and then can obtain what display floater was subject to according to parallel plate capacitor formula and pressure and the relation of pressure
Touch-control pressure.
In the present embodiment, first direction can be mutually perpendicular to second direction.Exemplary, referring to Fig. 3, the first touch control electrode
41 arrange in matrix arrangement, second touch control electrode 42 in strip.Optionally, the first touch control electrode 41 and second touch control electrode 42 are same
Layer is arranged, and forms mutual capacitance, and two adjacent in a first direction the first touch control electrodes 41 are electrically connected to each other by bridge 70.
Specifically, the first touch control electrode 41 can be touch-control driving electrodes, and second touch control electrode 42 can be touch detection electrodes.
Referring to Fig. 3, above-mentioned display floater also includes the driving chip 60 being arranged in the non-display area of second substrate 20；On first direction
The first touch control electrode 41 being electrically connected to each other constitutes a first touch control electrode group, and driving chip 60 is by a plurality of first touch-control line
100 electrically connect with multiple first touch control electrode groups, are electrically connected by a plurality of second touch-control line 200 and a plurality of second touch control electrode 42
Connect, electrically connected with multiple pressure detecting electrodes 50 by a plurality of pressure detecting line 300, by pressure reference line and pressure reference electricity
Pole layer electrical connection (not shown).Wherein, driving chip 60 can be by the first touch-control line 100 and per group of first touch control electrode group
In arbitrary first touch control electrode 41 electrically connect, to realize that driving chip 60 is electrically connected respectively with each first touch control electrode group；Can
Choosing, the wiring of the Jing non-display areas of the first touch-control line 100 is connected to first touch control electrode 41 at viewing area edge.Above-mentioned pressure
Power reference electrode layer (not shown) can add the techniques such as gold goal by marginal point conducting resinl (silver paste) or jacket frame glue, from first substrate
(not shown) guides to second substrate 20, then pressure reference line is connected to into conducting resinl.
In above-described embodiment, the first touch control electrode 41 being electrically connected to each other on first direction is considered as the first of same a line
Touch control electrode, in touch control detection, 60 pairs of the first touch control electrodes 41 of driving chip are driven line by line, and real-time reception second is touched
The detection signal of control electrode 42.Specifically, when the light emission side of user's finger contacts display floater, because the electric field of human body is made
With finger forms external capacitive, external capacitive and the first touch-control electricity as the touch control electrode layer 40 on conductor, with second substrate 20
Coupled capacitor between pole 41 and second touch control electrode 42, between touch control electrode layer 40 and finger coupled electric field is formed, it will
Change the size of coupled capacitor, now, driving chip 60 can detect coupled capacitor and change by second touch control electrode 42
Position, and then calculate the position of touch point.
Based on above-described embodiment, optionally, pressure detecting electrode 50 can be independently of the first touch control electrode 41 and the second touch-control
Electrode 42 is arranged, or the first touch control electrode of part 41 is multiplexed with above-mentioned multiple pressure detecting electrodes 50.With reference to Fig. 3, part first
When touch control electrode 41 is multiplexed with above-mentioned multiple pressure detecting electrodes 50, the first touch control electrode of monoblock 41 is multiplexed with pressure detecting electrode
50, now, the first touch-control line 100 can share identical conductor wire with pressure detecting line 300.
The planar structure schematic diagram of another second substrate that Fig. 4 is provided for the utility model embodiment is different from Fig. 3
It is that when in part, the first touch control electrode 41 is multiplexed with above-mentioned multiple pressure detecting electrodes 50, the first touch control electrode of part 41 is divided
Multiple pressure detecting electrodes 50 are cut out, and the first touch control electrode 41 insulate with multiple pressure detecting electrodes 50, the first touch-control line 100
It is provided separately with pressure detecting line 300.Hereby it is achieved that the first touch control electrode 41 and pressure detecting electrode 50 physically point
From, the material for making pressure detecting electrode 50 is not only saved, cost is saved, reduce processing procedure quantity, it is thus also avoided that pressure
Interference between detecting electrode 50.Optionally, above-mentioned pressure detecting electrode 50 can be located at the centre of the first touch control electrode 41.
In addition, the pressure detecting electrode 50 in the utility model embodiment can be setting with the different layers of the first touch control electrode 41
Put.With reference to Fig. 5, dotted line frame represents the multiple pressure detecting electrodes 50 arranged with the different layers of the first touch control electrode 41, now, can lead to
Cross that edge is punched to be respectively led into multiple pressure detecting electrodes 50 by pressure detecting line 300.
It should be noted that the first touch control electrode 41 in above-described embodiment can be touch detection electrodes, the second touch-control electricity
Pole 42 can be touch-control driving electrodes.In addition, with reference to Fig. 6, touch control electrode layer may include in a second direction arranged in parallel multiple
One touch control electrode 41, and a plurality of second touch control electrode 42 with the insulation of multiple first touch control electrodes 41；It is adjacent in second direction
Two the first touch control electrodes 41 electrically connected by bridge 70；In a second direction, the first touch control electrode 41 and the second touch-control electricity
The interval setting of pole 42, and second touch control electrode 42 extends in a first direction.The first touch control electrode of part 41 is divided out multiple pressures
Power detecting electrode 50, and the first touch control electrode 41 insulate with multiple pressure detecting electrodes 50.It is electrically connected to each other in second direction
First touch control electrode 41 constitutes a first touch control electrode group, and driving chip 60 is by a plurality of first touch-control line 100 and multiple the
One touch control electrode group is electrically connected, and is electrically connected with a plurality of second touch control electrode 42 by a plurality of second touch-control line 200, by a plurality of pressure
Power detection line 300 is electrically connected with multiple pressure detecting electrodes 50, and (figure is electrically connected with pressure reference electrode layer by pressure reference line
Not shown in).
A kind of planar structure schematic diagram of first substrate that Fig. 7 is provided for the utility model embodiment.Referring to Fig. 7, pressure
Reference electrode layer 30 is arranged to network, to reduce material, reduces cost.Black matrix 80 is provided with first substrate 10
When, pressure reference electrode layer 30 is covered by least part of black matrix 80.Optionally, if pressure reference electrode layer 30 is by all black squares
Battle array 80 is covered, then pressure reference electrode layer 30 is corresponded with black matrix 80 and arranged；If pressure reference electrode layer 30 is black by part
Matrix 80 is covered, then under conditions of pressure detecting precision is met, network can be uniformly distributed under whole black matrix 80, but
It is electrically connected to each other between each network.In addition, the live width of the network of pressure reference electrode layer 30 and every can be passed through to arrange
The quantity of the sub-pixel unit (RGB) that individual grid is covered, sets up the basic capacitance of pressure sensing capacitance；For example, grid knot
The live width of structure is wider, and the quantity of the sub-pixel unit that each grid is covered is fewer, then pressure detecting electrode and pressure reference electricity
The facing area of pole layer is bigger, and the basic capacitance of pressure sensing capacitance is bigger, and then touch-control pressure detecting is sensitiveer.
In the present embodiment, the material of pressure reference electrode layer 30 can be metal or tin indium oxide.Optionally, in order that system
Standby process is simple, the material of pressure reference electrode layer 30 can be tin indium oxide；In order that pressure reference electrode layer 30 has more
Good electric conductivity, the material of pressure reference electrode layer 30 can be metal.
In the utility model, display floater can be display panels or OLED display panel.
Optionally, when display floater is display panels, first substrate 10 is color membrane substrates, and second substrate is array
Substrate；Public electrode on array base palte is multiplexed with touch control electrode layer and multiple pressure detecting electrodes.
With reference to Fig. 8, the structural representation of first substrate of the present utility model is given in figure.In first substrate 10 near
The side of two substrates is provided with RGB color filter pattern, black matrix 80 is provided between color filter patterns, at least part of
Black matrix 80 is formed with pressure reference electrode layer 30 near the side of second substrate, and pressure reference electrode layer 30 is in latticed point
Cloth.
When display floater is OLED display panel, first substrate is counter substrate, and second substrate is array base palte；Array
Anode layer or cathode layer on substrate is multiplexed with touch control electrode layer and multiple pressure detecting electrodes.Wherein, at organic of OLED
Photosphere turn white coloured light when, counter substrate can be color membrane substrates；When the organic luminous layer of OLED sends out colourama, counter substrate can
Think encapsulating structure.
To further understand the technical solution of the utility model, it is worked that Fig. 9 gives display floater of the present utility model
Driver' s timing figure in journey, and the driver' s timing is applied to any of the above-described embodiment.
Referring to Fig. 9, the course of work of display floater can be divided into display stage, touch-control stage and pressure detecting stage.Every
One frame in, driving chip timesharing drives each electrode.
Display stage, driving chip is input into common electric voltage VCOM to the first touch control electrode line by line by the first touch-control line, together
When by the second touch-control line to all second touch control electrodes be input into VCOM, it is defeated to pressure detecting electrode line by line by pressure detecting line
Enter VCOM, by pressure reference line to pressure reference electrode layer input grounding voltage GND.
Touch-control stage, driving chip is input into touch control detection pulse signal to the first touch control electrode line by line, to avoid touch-control from examining
Blind spot is surveyed, at the same to the pressure detecting electrode input touch control detection pulse signal mutually gone together, the corresponding embodiments of such as Fig. 4, the
One touch control electrode and pressure detecting electrode are physically detached, if not to pressure detecting electrode input touch control detection pulse letter
Number, then the touch control operation at pressure detecting electrode is can't detect, second touch control electrode is used for receiving touch control detection pulse signal, enters
And detect the position of touch point.
When finger does not touch the display screen of display device, now there is no touch-control pressure, above-mentioned pressure detecting can be measured
Basic capacitance S1 of electric capacity；Do the base of the pressure sensing capacitance between frames during the V-blanking that the present embodiment can be
Plinth capacitance is tested, and certainly, the test of S1 also can be done before display device is dispatched from the factory.
In the pressure detecting stage, driving chip is to the first touch control electrode and pressure detecting electrode input identical pressure detecting arteries and veins
Signal is rushed, in order to avoid the impact of the first touch control electrode and second touch control electrode to pressure detecting electrode, while to all of
Two touch control electrodes input identical drives pressure detecting pulse signal entirely, and to pressure reference electrode layer fixed voltage is input into, wherein, Gu
Determining voltage can be for ground voltage GND or VCOM, and now pressure detecting electrode is from from sensing amount S2 is received, according to S2's and S1
Difference can calculate the touch-control pressure that display floater is subject to.
In addition, in the touch-control stage, driving chip to pressure reference electrode layer is input into overall pulse signal, i.e., above-mentioned touch control detection
Pulse signal, can reduce impact of the pressure reference electrode layer to touch control detection pulse signal.
The utility model additionally provides a kind of display device, and it is aobvious that the display device may include that any of the above-described embodiment is provided
Show panel.
The display device is specifically as follows mobile phone, computer and intelligent wearable device etc..
The utility model by arranging touch control electrode layer on second substrate, using touch control electrode layer in the first touch-control electricity
The change of the coupled capacitor between pole and second touch control electrode, detects the position of display device touch point；And on second substrate
Multiple pressure detecting electrodes are set, pressure is formed towards a flood pressure reference electrode layer of second substrate side with first substrate
Detection electric capacity, according to the change of pressure sensing capacitance capacitance, measures touch-control pressure.Thus, the utility model reduces realization
The cost of pressure touch, improves pressure detecting precision.In addition, the technical scheme of the utility model section Example is by by public affairs
Common electrode is multiplexed with the first touch control electrode, second touch control electrode and pressure detecting electrode, only need to once etch in manufacturing process
Technique, without the need for making mask plate respectively to the first touch control electrode, second touch control electrode and pressure detecting electrode, saves cost,
Processing procedure quantity is reduced, production efficiency is improve.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious change, readjust and substitute without departing from protection domain of the present utility model.Therefore, although by above example
The utility model is described in further detail, but the utility model is not limited only to above example, without departing from
In the case that the utility model is conceived, more other Equivalent embodiments can also be included, and scope of the present utility model is by appended
Right determine.
Claims (13)
1. a kind of display floater, it is characterised in that include：
First substrate；
The second substrate being oppositely arranged with the first substrate；
The first substrate is arranged on towards the pressure reference electrode layer of the second substrate side；
The touch control electrode layer being arranged on the second substrate and multiple pressure detecting electrodes, the plurality of pressure detecting electrode point
Pressure sensing capacitance is not formed with the pressure reference electrode layer；
Wherein, the touch control electrode layer includes multiple first touch control electrodes arranged in parallel in the first direction, and many with described
The a plurality of second touch control electrode of individual first touch control electrode insulation；Two the first touch control electrodes electrical connection adjacent on first direction；
In said first direction, first touch control electrode and the second touch control electrode interval setting, and second touch-control electricity
Pole extends in a second direction；The first direction intersects with the second direction.
2. display floater according to claim 1, it is characterised in that first touch control electrode and second touch-control electricity
Extremely arrange with layer, and adjacent in said first direction two first touch control electrodes are electrically connected to each other by bridge.
3. display floater according to claim 1, it is characterised in that first touch control electrode is touch-control driving electrodes,
The second touch control electrode is touch detection electrodes.
4. display floater according to claim 1, it is characterised in that also including being arranged on the second substrate non-display area
Driving chip in domain；
First touch control electrode being electrically connected to each other on the first direction constitutes a first touch control electrode group, the driving
Chip is electrically connected by a plurality of first touch-control line with multiple first touch control electrode groups, by a plurality of second touch-control line with it is a plurality of
The second touch control electrode electrical connection, is electrically connected, by pressure by a plurality of pressure detecting line with the plurality of pressure detecting electrode
Power reference line is electrically connected with the pressure reference electrode layer.
5. display floater according to claim 1, it is characterised in that part first touch control electrode is multiplexed with described many
Individual pressure detecting electrode.
6. display floater according to claim 5, it is characterised in that part first touch control electrode is divided out described
Multiple pressure detecting electrodes, first touch control electrode and the plurality of pressure detecting electrode insulation.
7. display floater according to claim 6, it is characterised in that the pressure detecting electrode is located at first touch-control
The centre of electrode.
8. display floater according to claim 1, it is characterised in that the pressure reference electrode layer is arranged to grid knot
Structure.
9. display floater according to claim 1, it is characterised in that black matrix is provided with the first substrate, it is described
Pressure reference electrode layer is covered by least part of black matrix.
10. display floater according to claim 1, it is characterised in that the material of the pressure reference electrode layer is metal
Or tin indium oxide.
11. according to the arbitrary described display floater of claim 1-10, it is characterised in that the display floater is LCD
Plate；
The first substrate is color membrane substrates, and the second substrate is array base palte；
Public electrode on the array base palte is multiplexed with the touch control electrode layer and the plurality of pressure detecting electrode.
12. according to the arbitrary described display floater of claim 1-10, it is characterised in that the display floater is OLED display surfaces
Plate；
The first substrate is counter substrate, and the second substrate is array base palte；
Anode layer or cathode layer on the array base palte is multiplexed with the touch control electrode layer and the plurality of pressure detecting electrode.
13. a kind of display devices, it is characterised in that including the arbitrary described display floater of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621170465.2U CN206162461U (en) | 2016-10-26 | 2016-10-26 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621170465.2U CN206162461U (en) | 2016-10-26 | 2016-10-26 | Display panel and display device |
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| Publication Number | Publication Date |
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| CN206162461U true CN206162461U (en) | 2017-05-10 |
Family
ID=58656971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621170465.2U Active CN206162461U (en) | 2016-10-26 | 2016-10-26 | Display panel and display device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108986738A (en) * | 2018-07-18 | 2018-12-11 | 友达光电股份有限公司 | Pixel structure |
| CN109491530A (en) * | 2017-09-12 | 2019-03-19 | 群创光电股份有限公司 | Touch control display device |
| CN110045869A (en) * | 2019-04-11 | 2019-07-23 | Oppo广东移动通信有限公司 | Pressure touch device and electronic equipment |
| CN111061398A (en) * | 2019-12-24 | 2020-04-24 | 上海天马有机发光显示技术有限公司 | Touch display panel, touch compensation method thereof and touch display device |
| CN111324239A (en) * | 2020-03-19 | 2020-06-23 | 上海天马微电子有限公司 | Touch panel and driving method thereof |
| TWI707265B (en) * | 2019-01-11 | 2020-10-11 | 瑞鼎科技股份有限公司 | In-cell capacitive touch panel |
| CN113282199A (en) * | 2020-02-20 | 2021-08-20 | 上海中航光电子有限公司 | Touch display panel and display device |
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2016
- 2016-10-26 CN CN201621170465.2U patent/CN206162461U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109491530A (en) * | 2017-09-12 | 2019-03-19 | 群创光电股份有限公司 | Touch control display device |
| CN108986738A (en) * | 2018-07-18 | 2018-12-11 | 友达光电股份有限公司 | Pixel structure |
| CN108986738B (en) * | 2018-07-18 | 2020-06-19 | 友达光电股份有限公司 | Pixel structure |
| TWI707265B (en) * | 2019-01-11 | 2020-10-11 | 瑞鼎科技股份有限公司 | In-cell capacitive touch panel |
| CN110045869A (en) * | 2019-04-11 | 2019-07-23 | Oppo广东移动通信有限公司 | Pressure touch device and electronic equipment |
| CN111061398A (en) * | 2019-12-24 | 2020-04-24 | 上海天马有机发光显示技术有限公司 | Touch display panel, touch compensation method thereof and touch display device |
| CN111061398B (en) * | 2019-12-24 | 2023-10-20 | 武汉天马微电子有限公司 | Touch display panel, touch compensation method thereof and touch display device |
| CN113282199A (en) * | 2020-02-20 | 2021-08-20 | 上海中航光电子有限公司 | Touch display panel and display device |
| CN113282199B (en) * | 2020-02-20 | 2023-05-02 | 上海中航光电子有限公司 | Touch display panel and display device |
| CN111324239A (en) * | 2020-03-19 | 2020-06-23 | 上海天马微电子有限公司 | Touch panel and driving method thereof |
| CN111324239B (en) * | 2020-03-19 | 2024-04-16 | 上海天马微电子有限公司 | Touch panel and driving method thereof |
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