CN108445663A - A kind of display panel and display device - Google Patents
A kind of display panel and display device Download PDFInfo
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- CN108445663A CN108445663A CN201810201279.8A CN201810201279A CN108445663A CN 108445663 A CN108445663 A CN 108445663A CN 201810201279 A CN201810201279 A CN 201810201279A CN 108445663 A CN108445663 A CN 108445663A
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- Prior art keywords
- signal line
- connection
- display panel
- signal
- pressure
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- 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
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
Abstract
An embodiment of the present invention provides a kind of display panel and display devices, are related to display technology field, to reduce the decaying of power supply signal, are effectively improved difference of the power supply signal to the driving capability of the pressure sensitive unit of different location.Display panel includes M pressure sensitive unit group, the first signal wire, second signal line and at least one the first connection signal lines；Pressure sensitive unit group includes first pressure sensing unit and second pressure sensing unit；First pressure sensing unit is set to the first non-display area, and second pressure sensing unit is set to the second non-display area；First signal wire is set in the first non-display area, and the first signal wire is electrically connected with first pressure sensing unit；Second signal line is set in the second non-display area, and second signal line is electrically connected with second pressure sensing unit；First connection signal line is set between the first signal wire and second signal line, and the first connection signal line is electrically connected with the first signal wire and second signal line.Above-mentioned display panel shows for realizing picture.
Description
【Technical field】
The present invention relates to display technology field more particularly to a kind of display panel and display devices.
【Background technology】
Currently, to realize the pressure sensitive function of display panel, it is equipped with for induction pressure usually in display panel
Pressure sensor.As shown in Figure 1, Fig. 1 is the structural schematic diagram of display panel in the prior art, which includes viewing area
Domain 1' and non-display area 2' positioned at the display area both sides 1', is provided with multiple pressure sensings in non-display area 2'
The power end of device 3', each pressure sensor 3' are connected with a power cord 4'.
In the prior art, the mode of simultaneous transmission power supply signal on two power cord 4' is typically employed in multiple pressure
Sensor 3' is carried out while being driven.But influenced by linear load is walked, power supply signal more up transmits, and power supply signal declines
Subtract that degree is bigger, this will weaken power supply signal to being arranged in the driving capability of the pressure sensor 3' at top, influence pressure
Detections of the sensor 3' to pressure.
【Invention content】
In view of this, an embodiment of the present invention provides a kind of display panel and display device, to reduce power supply signal
Decaying, is effectively improved difference of the power supply signal to the driving capability of the pressure sensitive unit of different location.
On the one hand, an embodiment of the present invention provides a kind of display panel, the display panel includes underlay substrate, the lining
Substrate includes the first non-display area, viewing area and the second non-display area being arranged in order along line direction, is set in the viewing area
There are a plurality of grid line, multiple data lines, multiple touch control electrodes and a plurality of touching signals line；Wherein, the grid line and the data line
Transposition insulator limits multiple sub-pixels, and multiple sub-pixels constitute N number of rows, and N is the positive integer more than 1；It is described
Touch control electrode is arranged in matrix form, and the every touching signals line is electrically connected with a touch control electrode, the touch control electrode
It is multiplexed with public electrode in display time interval；
The display panel further includes：
M pressure sensitive unit group, each pressure sensitive unit group include first pressure sensing unit and the second pressure
Power sensing unit；Wherein, the first pressure sensing unit is set to first non-display area, the second pressure sensing unit
Set on second non-display area, M is the positive integer more than 1；
First signal wire, first signal wire are set in first non-display area, first signal wire and M institute
State the first input end electrical connection of first pressure sensing unit；
Second signal line, the second signal line are set in second non-display area, the second signal line and M institute
State the first input end electrical connection of second pressure sensing unit；
At least one the first connection signal lines, the first connection signal line are set to first signal wire and described second
Between signal wire, the first connection signal line is electrically connected with first signal wire and the second signal line respectively.
On the other hand, an embodiment of the present invention provides a kind of display device, the display device includes above-mentioned display panel.
A technical solution in above-mentioned technical proposal has the advantages that：
Compared to the prior art, the technical solution provided using the embodiment of the present invention, based on the first signal wire, the second letter
The connection relation of number line and the first connection signal line, can be formed into a loop between the first signal wire and second signal line, reduce
The equivalent trace resistances for transmitting cabling, to reduce the decaying of the power supply signal caused by trace resistances.Believe when reducing power supply
When decaying number in transmission process, the voltage value of the power supply signal received by the pressure sensitive unit group at top and bottom
Difference between the voltage value of power supply signal received by pressure sensitive unit group will reduce, to effectively improve power supply
Signal is to the driving capability of the pressure sensitive unit group at different location, and then the detection reduced between pressure sensitive unit group is poor
It is different, improve pressure detecting precision.
【Description of the drawings】
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of display panel in the prior art；
Fig. 2 is the structural schematic diagram for the display panel that the embodiment of the present invention is provided；
Fig. 3 is corresponding equivalent electricity when the first signal wire and second signal line are independently-powered using mode in the prior art
Lu Tu；
Fig. 4 is corresponding equivalent electricity when being connected with a first connection signal line between the first signal wire and second signal line
Lu Tu；
Fig. 5 is the structural schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Fig. 6 is the film layer structure schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Fig. 7 is another film layer structure schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Fig. 8 is another structural schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Fig. 9 is another film layer structure schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Figure 10 is another film layer structure schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Figure 11 is another structural schematic diagram for the first connection signal line that the embodiment of the present invention is provided；
Figure 12 is another structural schematic diagram for the display panel that the embodiment of the present invention is provided；
Figure 13 is another structural schematic diagram for the display panel that the embodiment of the present invention is provided；
Figure 14 is another structural schematic diagram for the display panel that the embodiment of the present invention is provided；
Figure 15 is the first control signal line and/or second control signal line for the display panel that the embodiment of the present invention is provided
Film layer structure schematic diagram；
Figure 16 is another structural schematic diagram for the display panel that the embodiment of the present invention is provided；
Figure 17 is the structural schematic diagram for the Wheatstone bridge formula pressure sensor that the embodiment of the present invention is provided；
Figure 18 is the structural schematic diagram for the silicon piezoresistance type pressure sensor that the embodiment of the present invention is provided；
Figure 19 is the structural schematic diagram for the display device that the embodiment of the present invention is provided.
【Specific implementation mode】
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention below in conjunction with the accompanying drawings
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is the purpose only merely for description specific embodiment, is not intended to be limiting
The present invention.In the embodiment of the present invention and "an" of singulative used in the attached claims, " described " and "the"
It is also intended to including most forms, unless context clearly shows that other meanings.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation of description affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate：Individualism A, exists simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, it is a kind of relationship of "or" to typically represent forward-backward correlation object.
It will be appreciated that though may connection signal line be described using term first, second in embodiments of the present invention, but
These connection signal lines should not necessarily be limited by these terms.These terms are only used for connection signal line being distinguished from each other out.For example, not
In the case of being detached from range of embodiment of the invention, the first connection signal line can also be referred to as the second connection signal line, similarly,
Second connection signal line can also be referred to as the first connection signal line.
An embodiment of the present invention provides a kind of display panels, as shown in Fig. 2, Fig. 2 is shown by what the embodiment of the present invention provided
Show that a kind of structural schematic diagram of panel, display panel include underlay substrate 1, underlay substrate 1 includes being arranged in order along line direction
First non-display area 2, viewing area 3 and the second non-display area 4, viewing area 3 is interior to be equipped with a plurality of grid line Gate, multiple data lines
Data, multiple touch control electrodes 5 and a plurality of touching signals line TP.Wherein, grid line Gate and data line Data transposition insulators limit more
A sub-pixel 6, multiple sub-pixels 6 constitute N number of rows 7, and N is the positive integer more than 1；Touch control electrode 5 is arranged in matrix form
Cloth, every touching signals line TP are electrically connected with a touch control electrode 5, and touch control electrode 5 is multiplexed with public electrode in display time interval.
It should be noted that touch control electrode 5 refers in matrix form arrangement, touch control electrode 5 is arranged in a manner of N rows M row,
In, N and M are respectively the positive integer for being more than 1.Also, for the display panel with touch function, the drive cycle of a frame
Including display time interval and touch-control period, in display time interval, touch control electrode 5 is multiplexed with public electrode, and touch control electrode 5 receives and it
The common voltage that connected common signal line (not shown) is transmitted, the common electrical for making liquid crystal be received in touch control electrode 5
It is overturn under the action of the voltage difference for the pixel voltage that pressure is received with pixel electrode, to realize that picture is shown.Within the touch-control period,
Touch control electrode 5 is by transmitting touching signals with the touching signals line TP being connected, and then the touch-control by detecting in touch control electrode 5 is believed
Number variation to carry out touch-control identification.
In addition, display panel further include M pressure sensitive unit group 8, the first signal wire PL1, second signal line PL2, with
And at least one the first connection signal line CL1.Wherein, each pressure sensitive unit group 8 includes first pressure sensing unit 9 and the
Two pressure sensitive units 10；First pressure sensing unit 9 is set to the first non-display area 2, and second pressure sensing unit 10 is set to the
Two non-display areas 4, M are the positive integer more than 1.First signal wire PL1 be set to the first non-display area 2 in, the first signal wire PL1 with
The first input end electrical connection of M first pressure sensing unit 9, second signal line PL2 are set in the second non-display area 4, and second
Signal wire PL2 is electrically connected with the first input end of M second pressure sensing unit 10.First connection signal line CL1 is set to first
Between signal wire PL1 and second signal line PL2, the first connection signal line CL1 respectively with the first signal wire PL1 and second signal line
PL2 is electrically connected.
It is understood that the first signal wire PL1 and second signal line PL2 also respectively with driving chip (not shown)
It is connected, when needing that first pressure sensing unit 9 and second pressure sensing unit 10 is driven to work, driving chip out-put supply letter
Number, power supply signal is transmitted to first pressure sensing unit 9 and second pressure via the first signal wire PL1 and second signal line PL2
In sensing unit 10.
According to cabling set-up mode in the prior art, it is not connected between the first signal wire PL1 and second signal line PL2
First connection signal line CL1, that is, the first signal wire PL1 is independent to transmit power supply signal, the second letter to first pressure sensing unit 9
Number line PL2 is independent to transmit power supply signal to second pressure sensing unit 10.By taking the first signal wire PL1 as an example, power supply signal by
During the lower transport to top of first signal wire PL1, power supply signal more up transmits, will be by bigger cabling electricity
The influence of resistance, therefore the decaying of power supply signal is also bigger.At this moment power supply signal is may result in sense the first pressure at top
9 driving capability of unit is less than driving capability of the power supply signal to the first pressure sensing unit 9 of bottom, to make different location
There is difference to the detection of pressure in the first pressure sensing unit 9 at place.
With reference to Fig. 3 and Fig. 4, the trace resistances to transmitting cabling are specifically described：
First, it is assumed that the first trace resistances corresponding to whole first signal wire PL1 are r1, whole second signal line PL2
The second corresponding trace resistances are that the resistance value of r2, the first trace resistances r1 and the second trace resistances r2 are R.
As shown in figure 3, corresponding equivalent circuit diagram when Fig. 3 is the first signal wire and independently-powered second signal line, when the
When being not connected to the first connection signal line CL1 between one signal wire PL1 and second signal line PL2, by the first trace resistances r1's
It influences, when power supply signal is transmitted to the top of the first signal wire PL1, there are the pressure drops of R*I for power supply signal, that is, be located at top
Power supply signal numerical value lower than the power supply signal that driving chip is provided received by first pressure sensing unit 9 is R*I's
Voltage value.Similarly, it is influenced by the second trace resistances r2, when power supply signal is transmitted to the top of second signal line PL2, power supply
There is also the pressure drops of R*I for signal, that is, is located at the power supply signal received by the second pressure sensing unit 10 at top than driving core
It is the voltage value of R*I that the power supply signal that piece is provided, which also wants low numerical value,.
But to be equipped with a first connection signal line CL1, and the between the first signal wire PL1 and second signal line PL2
For one connection signal line CL1 is located between the top and the top of second signal line PL2 of the first signal wire PL1, such as Fig. 4 institutes
Showing, Fig. 4 is connected with corresponding equivalent circuit diagram when a first connection signal line between the first signal wire and second signal line,
Make to be formed into a loop between the first signal wire PL1 and second signal line PL2 by the first connection signal line CL1, first can be made to walk
Line resistance r1 and the second trace resistances r2 are in parallel connection, according to formulaIt is found that the first trace resistances r1
Resistance value with the equivalent trace resistances r3 after the second trace resistances r2 parallel connections isTherefore, the first pressure for being located at top passes
Feel the power supply signal number only lower than the power supply signal that driving chip is provided received by unit 9 and second pressure sensing unit 10
ValueVoltage value.
It is, of course, understood that when the first connection signal line CL1 is set to the first signal wire PL1 and second signal line PL2
Between other positions when, can be equally formed into a loop between the first signal wire PL1 and second signal line PL2, make the first letter
Number trace resistances of line PL1 and the trace resistances of second signal line PL2 are in parallel connection, reduce the resistance of equivalent trace resistances
Value, to reduce the decaying of the power supply signal caused by trace resistances.
Based on above-mentioned derivation it is found that compared to the prior art, the display panel provided using the embodiment of the present invention is based on
The connection relation of first signal wire PL1, second signal line PL2 and the first connection signal line CL1, can be in the first signal wire PL1
It is formed into a loop between second signal line PL2, reduces the equivalent trace resistances of transmission cabling, led by trace resistances to reduce
The decaying of the power supply signal of cause.When reducing decaying of the power supply signal in transmission process, 8 institute of pressure sensitive unit group at top
Between the voltage value of power supply signal received by the voltage value of the power supply signal received and the pressure sensitive unit group 8 of bottom
Difference will reduce, to effectively improve driving capability of the power supply signal to the pressure sensitive unit group 8 at different location,
The detection difference between pressure sensitive unit group 8 is thereby reduced, pressure detecting precision is improved.
As shown in figure 5, the structural schematic diagram for the first connection signal line that Fig. 5 is provided by the embodiment of the present invention, is pressed at M
In power sensing unit group 8, the 1st pressure sensitive unit 81~m-th of group pressure sensitive unit group 8M is arranged successively along first direction
Row, wherein the 1st pressure sensitive unit group 81 is located at the top of underlay substrate 1, and m-th pressure sensitive unit group 8M is located at lining
The bottom of substrate 1.In N number of rows 7, the 1st rows 71~n-th rows 7N along first direction successively
Arrangement, wherein first direction is parallel with column direction.
Optionally, it specifically may include the first connection cabling CL11 referring again to Fig. 5, the first connection signal line CL1, first
Connect the first pressure sensing unit 9 and second pressure sensing unit 10 that cabling CL11 is located in the 1st pressure sensitive unit group 8
Between, also, the first connection cabling CL11 is located at the 1st side of the rows 71 far from the 2nd rows 72.It needs
It is bright, on the basis of direction shown in Fig. 3, the 1st rows 71 as described above far from the 2nd rows 72 one
Side refers to the top of the 1st rows 71.
In side setting first connection cabling CL11, Ke Yibao of the 1st rows 71 far from the 2nd rows 72
It demonstrate,proves and is formed into a loop between the first signal wire PL1 and second signal line PL2, reduce the equivalent trace resistances of transmission cabling, to drop
The decaying of the low power supply signal caused by trace resistances, and then it is right to be effectively improved the pressure sensitive unit group 8 at different location
The detection difference of pressure improves pressure detecting precision.
Further, as shown in fig. 6, the film layer structure for the first connection signal line that Fig. 6 is provided by the embodiment of the present invention
Schematic diagram.It should be noted that each sub-pixel 6 specifically includes first film transistor 11 and pixel electrode 12, wherein first
Thin film transistor (TFT) 11 includes active layer 13, grid 14, source electrode 15 and drain electrode 16.
Specifically, referring again to Fig. 6, the first connection cabling CL11 can be arranged with touching signals line TP same layers.When first
When connecting cabling CL11 with the setting of touching signals line TP same layers, although the extending direction of touching signals line TP connect cabling with first
The extending direction of CL11 intersects, still, since the first connection cabling CL11 is located at the top of the 1st rows 7, that is, position
In the top of underlay substrate 1, therefore, first connection cabling CL11 without between touching signals line TP carry out bridge setting,
Wiring complexity can be reduced.Also, the first connection cabling CL11 is enabled to be arranged with touching signals line TP same layers, the two may be used
Same patterning processes are formed, and technological process is simplified, and are reduced the production cost.
Specifically, as shown in fig. 7, another film layer for the first connection signal line that Fig. 7 is provided by the embodiment of the present invention
Structural schematic diagram, the first connection cabling CL11 can be also arranged with grid line Gate same layers.Since the first connection cabling CL11 is located at the 1st
The top of a rows 7, and the extending direction of the first connection cabling CL11 is identical as the extending direction of grid line Gate, because
This can equally be avoided the first connection cabling CL11 and grid line when the first connection cabling CL11 is arranged with grid line Gate same layers
Carry out bridge setting between Gate, reduce wiring complexity, and can simplification of flowsheet, reduce cost of manufacture.
It should be noted that when the first connection cabling CL11 and touching signals line TP or grid line Gate same layers are arranged,
First connection cabling CL11 is electrically connected with can be realized by way of via between the first signal wire PL1 and second signal line PL2.
Optionally, as shown in figure 8, another structure for the first connection signal line that Fig. 8 is provided by the embodiment of the present invention
Schematic diagram, the first connection signal line CL1 specifically may include that M-1 items second connect cabling CL12, wherein one second connection cabling
CL12 and a pressure sensitive unit group 8 in the 2nd pressure sensitive unit group 82~m-th pressure sensitive unit group 8M are right
It answers, the second connection cabling CL12 is located at the first pressure sensing unit 9 and second pressure of corresponding pressure sensitive unit group 8
Between sensing unit 10, also, the second connection cabling CL12 is located at the 1st rows 71 close to the 2nd rows 72
Side.
It should be noted that on the basis of direction shown in Fig. 8, the 1st rows 71 as described above are close to the 2nd
The side of rows 72 refers to the lower section of the 1st rows 71, also, the 1st rows 71 are close to the 2nd sub-pixel
The side of row 72 is not limited in the region between the 1st rows 71 and the 2nd rows 72, illustratively, second
Connection cabling CL12 is located at the lower section of the 3rd rows 73, also belongs to the second connection cabling CL12 and is located at the 1st rows
71 close to the side of the 2nd rows 72.
M-1 articles second connection cabling CL12 is set close to the side of the 2nd rows 72 in the 1st rows 71,
It can ensure to form multiple circuits between the first signal wire PL1 and second signal line PL2, reduce the electricity caused by trace resistances
The decaying of source signal, to be effectively improved detection difference of the pressure sensitive unit group 8 at different location to pressure.In addition,
M-1 items second are set between first signal wire PL1 and second signal line PL2 and connect cabling CL12, when wherein a certain item or a few
When item second connects cabling CL12 generations open circuit or the first signal wire PL1 and the PL2 generation open circuits of second signal line, it is based on it
Connection relation between his the second connection cabling CL12 and the first signal wire PL1 and second signal line PL2, still can ensure
It is formed into a loop between first signal wire PL1 and second signal line PL2.
Illustratively, when the first pressure sensing unit 9 and second pressure sensing positioned at the 3rd pressure sensitive unit group 83
When open circuit occurs for the second connection cabling CL12 between unit 10, can also it lead between the first signal wire PL1 and second signal line PL2
Cross second between the first pressure sensing unit 9 and second pressure sensing unit 10 of other pressure sensitive unit groups 8
Cabling CL12 is connected, the first pressure sensing unit 9 and second pressure sensing unit of the 1st pressure sensitive unit group 81 are such as located at
The second connection cabling CL12 forming circuits between 10, at this point, power supply signal remains able to believe in the first signal wire PL1 and second
It is transmitted on number line PL2.Therefore, M-1 items second are arranged between the first signal wire PL1 and second signal line PL2 to connect
Line CL12 can improve the connective stability of the first signal wire PL1 and second signal line PL2, to ensure that first pressure sensing is single
Member 9 and second pressure sensing unit 10 work normally.
Specifically, as shown in figure 9, another film layer for the first connection signal line that Fig. 9 is provided by the embodiment of the present invention
Structural schematic diagram, the second connection cabling CL12 can be arranged with grid line Gate same layers, due to the extension side of the second connection cabling CL12
To identical as the extending direction of grid line Gate, therefore, when the second connection cabling CL12 is arranged with grid line Gate same layers, can keep away
Exempt to carry out bridge setting between the second connection cabling CL12 and grid line Gate, reduces wiring complexity.Also, the second connection is enabled to walk
Line CL12 is arranged with grid line Gate same layers, and the two may be used same patterning processes and be formed, simplifies technological process, reduce system
Make cost.
Specifically, as shown in Figure 10, another film for the first connection signal line that Figure 10 is provided by the embodiment of the present invention
Schematic diagram of a layer structure, for the display panel of backlight type, each sub-pixel 6 first film transistor 1111 towards substrate
The side of substrate 1 is also provided with metal barrier bed 17.The backlight that metal barrier bed 17 can prevent backlight from sending out is incident on
The channel region of active layer in first film transistor 11, to avoid backlight from causing shadow to the performance of first film transistor 11
It rings, and then avoids influencing the normal luminous of display panel.
When display panel includes metal barrier bed 17, referring again to Figure 10, the second connection cabling CL12 can be with metal
17 same layer of barrier bed is arranged.The second connection cabling CL12 is enabled to be arranged with 17 same layer of metal barrier bed, same structure may be used in the two
Figure technique is formed, and technological process is simplified, and is reduced the production cost.
It should be noted that when the second connection cabling CL12 and grid line Gate or 17 same layer of metal barrier bed are arranged,
Second connection cabling CL12 is electrically connected with can be realized by way of via between the first signal wire PL1 and second signal line PL2.
Optionally, as shown in figure 11, another knot for the first connection signal line that Figure 11 is provided by the embodiment of the present invention
Structure schematic diagram, the first connection signal line CL1 also can include that the first connection cabling CL11 and M-1 item second connects cabling simultaneously
CL12.The first connection cabling CL11 of setting simultaneously and the second connection cabling between the first signal wire PL1 and second signal line PL2
CL12 can not only ensure to form multiple circuits between the first signal wire PL1 and second signal line PL2, be effectively improved different positions
Detection difference of the pressure sensitive unit group 8 to pressure for setting place, can also be further ensured that the first signal wire PL1 and second signal
Connective stability between line PL2.
Specifically, referring again to Fig. 6 and Fig. 7, the first connection cabling can be same with touching signals line TP or grid line Gate
Layer setting, referring again to Fig. 9 and Figure 10, the second connection cabling CL12 can be set with grid line Gate or 17 same layer of metal barrier bed
It sets.
Further, as shown in figure 12, another structure for the display panel that Figure 12 is provided by the embodiment of the present invention is shown
It is intended to, display panel may also include a plurality of second connection signal line CL2, and the second connection signal line CL2 is located at the first signal wire PL1
Between second signal line PL2, the second connection signal line CL2 connect the setting of cabling CL12 same layers with second.Also, the second connection
The connection cablings of signal wire CL2 and second CL12 extends along line direction respectively, in the connection cablings of the second connection signal line CL2 and second
In CL12, the distance between two cablings of arbitrary neighborhood L is equal.
It should be noted that when adding a plurality of second connection signal line CL2 in display panel, one or more the second connect
Meeting signal wire CL2 can be set between adjacent two second connection cabling CL12, this kind of set-up mode is based on, in the second connection signal
In the connection cablings of line CL2 and second CL12, " two cablings of arbitrary neighborhood " specifically can refer to two the second connection signal line CL2,
It can refer to a second connection signal line CL2 and one second connection cabling CL12.
As the second connection of setting cabling CL12 in display panel, between the second connection cabling CL12 and data line Data
Overlapping region can have coupled capacitor, coupled capacitor can impact the data-signal transmitted on data line Data, make with
The corresponding 6 received data signal of sub-pixel in installation position of second connection cabling CL12 can deviate from its standard value.By
It is only located at the subregion between the first signal wire PL1 and second signal line PL2 in the second connection cabling CL12, that is, is only had
The light emission luminance of sub-pixel 6 in this subregion shifts, and therefore, the second connection cabling CL12 can show display panel
Show that homogeneity has an impact.And by adding a plurality of second connection signal between the first signal wire PL1 and second signal line PL2
Line CL2, the overlapping region between the second connection signal line CL2 and data line Data can also have coupled capacitor, by further
Enabling the second connection signal line CL2 and second connect in cabling CL12, the distance between two cablings of arbitrary neighborhood are equal, can make
It obtains coupled capacitor and identical influence is generated on the 6 received data signal of sub-pixel at different zones in display panel, from
And improve display homogeneity.
Also, since the connections of the second connection signal line CL2 and second cabling CL12 extends along line direction, enable the
Two connection signal line CL2 connect the setting of cabling CL12 same layers with second, and the second connection signal line CL2 can be avoided to be connect with second
Between cabling CL12 carry out bridge setting, reduce wiring complexity, and can also simplification of flowsheet, reduce cost of manufacture.
Optionally, referring again to Figure 12, every second connection signal line CL2 can respectively with the first signal wire PL1 and
The PL2 electrical connections of binary signal line.When the second connection signal line CL2 is electrically connected with the first signal wire PL1 and second signal line PL2,
More multiloop can be formed between the first signal wire PL1 and second signal line PL2, to further increase the first signal wire
Connective stability between PL1 and second signal line PL2.
Optionally, as shown in figure 13, Figure 13 is another structural schematic diagram of display panel provided in an embodiment of the present invention,
Every second connection signal line CL2 can be also electrically connected at least two touch control electrodes 5.Since touch control electrode 5 is multiple in display time interval
Therefore the second connection signal line CL2 is enabled to be electrically connected at least two touch control electrodes 5 with for public electrode, it, can in display time interval
To ensure that the common voltage that touch control electrode 5 is provided is uniformly distributed in viewing area 3, and then ensure the liquid in entire viewing area 3
It is overturn under the action of the voltage difference for the pixel voltage that crystalline substance can be provided in common voltage with pixel electrode 12, to realize that picture is aobvious
Show.
It is electrically connected it should be noted that can be realized by way of bridge between the second connection signal line CL2 and touch control electrode 5
It connects.
Optionally, when the second connection signal line CL2 is arranged, the second connection signal line CL2 and second can be enabled to connect
The total number of line CL12 is equal to the number of rows 7.So, coupled capacitor can be made to every height in display panel
6 received data signal of sub-pixel in pixel column 7 has an impact, to enable each height of the coupled capacitor to viewing area 3
Pixel 6 generates uniform influence so that the light emission luminance of whole sub-pixels 6 deviates, and effectively improves display homogeneity.
Certainly, the quantity of the second connection signal line CL2 can specifically be set according to actual demand, the embodiment of the present invention pair
This is not especially limited.It is understood that the quantity maximum of the second connection signal line CL2 can be with the number of rows 7
It is equal.
Optionally, as shown in figure 14, another structural representation for the display panel that Figure 14 is provided by the embodiment of the present invention
Figure, the first signal wire PL1 are electrically connected by the first input end of M the second thin film transistor (TFT)s 18 and M first pressure sensing unit 9
It connects, the first input end electricity that second signal line PL2 passes through M third thin film transistor (TFT) 19 and M second pressure sensing unit 10
Connection.
Wherein, the control terminal of each second thin film transistor (TFT) 18 is connected with a first control signal line DL1, and each second
The first input end of the first end of thin film transistor (TFT) 18 and corresponding first pressure sensing unit 9 is electrically connected, and each second
The second end of thin film transistor (TFT) 18 is electrically connected with the first signal wire PL1.The control terminal of each third thin film transistor (TFT) 19 with one
Second control signal line DL2 is connected, and the first end of each third thin film transistor (TFT) 19 and corresponding second pressure sensing are single
The first input end electrical connection of member 10, the second end of each third thin film transistor (TFT) 19 are electrically connected with second signal line PL2.
Since the control terminal of each second thin film transistor (TFT) 18 is connected with a first control signal line DL1 respectively, each
The control terminal of third thin film transistor (TFT) 19 is connected with a second control signal line DL2, within each period, can only control one
A second thin film transistor (TFT) 18 or a third thin film transistor (TFT) 19 are connected, to ensure that only there are one first within each period
Pressure sensitive unit 9 or second pressure sensing unit 10 work, and realize and sense list to first pressure sensing unit 9 and second pressure
The timesharing driving of member 10.
If multiple first pressure sensing units 9 and second pressure sensing unit 10 work at the same time, for the pressure for ensureing whole
Sensing unit can work normally, and larger driving current need to be just transmitted on the first signal wire PL1 and second signal line PL2, this
When power supply signal just will produce larger pressure drop.And it uses and first pressure sensing unit 9 and second pressure sensing unit 10 is divided
When the mode that drives, only there are one first pressure sensing unit 9 or 10 works of second pressure sensing unit within each period
Make, only needs transmission to drive the smaller drive corresponding to a pressure sensitive unit on the first signal wire PL1 and second signal line PL2
Streaming current.When driving current reduces, the pressure drop of power supply signal also can accordingly reduce, therefore, to 9 He of first pressure sensing unit
10 timesharing of second pressure sensing unit drives, when can further decrease decaying of the power supply signal in transmission process, Jin Erjin
One step improves detection difference of the pressure sensitive unit group 8 at different location to pressure.
Specifically, as shown in figure 15, the first control signal line and/or second that Figure 15 is provided by the embodiment of the present invention are controlled
The film layer structure schematic diagram of signal wire processed is simplification of flowsheet, reduces cost of manufacture, first control signal line DL1 and/or the
Two control signal wire DL2 can be arranged with touching signals line TP same layers.
Optionally, as shown in figure 16, another structural representation for the display panel that Figure 16 is provided by the embodiment of the present invention
Figure, display panel may also include the 4th thin film transistor (TFT) 20 and the 5th thin film transistor (TFT) 21, wherein 20 He of the 4th thin film transistor (TFT)
The type of 5th thin film transistor (TFT) 21 is opposite.The control terminal of the control terminal and the 5th thin film transistor (TFT) 21 of 4th thin film transistor (TFT) 20
It is electrically connected respectively with third control signal wire DL3；The first end of 4th thin film transistor (TFT) 20, the first of the 5th thin film transistor (TFT) 21
End is electrically connected with the first signal wire PL1 or second signal line PL2 respectively, the second end and power supply signal of the 4th thin film transistor (TFT) 20
Power electrical connections, the second end of the 5th thin film transistor (TFT) 21 is held to be electrically connected with fixed electric potential signal line FL.
It should be noted that above-mentioned fixed electric potential signal line FL can be and first pressure sensing unit 9 or second pressure
The connected ground signal line of sensing unit 10, or the common signal being connected with the touch control electrode 5 for being multiplexed with public electrode
Line.
Using above-mentioned setting, when first pressure sensing unit 9 and second pressure sensing unit 10 work, by third
Control signal wire DL3 provides the first signal, and the 4th thin film transistor (TFT) 20 is connected under the action of the first signal, makes the first signal wire
PL1 or second signal line PL2 is electrically connected with power supply signal end Power, and power supply signal is transmitted to via power supply signal end Power
In one signal wire PL1 or second signal line PL2, first pressure sensing unit 9 and second pressure sensing unit 10 are driven.
At the same time, due to the type of the 5th thin film transistor (TFT) 21 and the 4th thin film transistor (TFT) 20 on the contrary, therefore, in the period, the 5th
Thin film transistor (TFT) 21 ends under the action of the first signal, to ensure the first signal wire PL1 or second signal line PL2 and fixation
Connection between electric potential signal line FL disconnects.When first pressure sensing unit 9 and second pressure sensing unit 10 do not work, lead to
It crosses to third control signal wire DL3 and second signal is provided, the 5th thin film transistor (TFT) 21 is connected under the action of second signal, makes the
One signal wire PL1 or second signal line PL2 is electrically connected with fixed electric potential signal line FL, the first signal wire PL1 and second signal line
The electrostatic of PL2 is exported via fixed electric potential signal line FL, prevents electrostatic induced current from flowing into first pressure sensing unit 9 and second pressure
Sensing unit 10 causes to damage to first pressure sensing unit 9 and second pressure sensing unit 10, and prevents electrostatic induced current stream
Enter the first film transistor 11 in sub-pixel 6, first film transistor 11 is caused to puncture, and then prevents electrostatic induced current to aobvious
Show that the display performance of panel impacts.At the same time, the 4th thin film transistor (TFT) 20 ends under the action of second signal, to
Ensure that the connection between the first signal wire PL1 or second signal line PL2 and power supply signal end Power disconnects.
In addition, to realize the normal work of first pressure sensing unit 9 and second pressure sensing unit 10, M first pressure
Second input terminal of power sensing unit 9 is connected with third signal wire respectively, and third signal wire is used for first pressure sensing unit 9
The second input terminal provide ground signalling；Second input terminal of M second pressure sensing unit 10 respectively with fourth signal line phase
Even, fourth signal line is used to provide ground signalling to the second input terminal of second pressure sensing unit 10.
Optionally, first pressure sensing unit 9 and/or second pressure sensing unit 10 can be that Wheatstone bridge formula pressure passes
Sensor.As shown in figure 17, Figure 17 is the structural schematic diagram for the Wheatstone bridge formula pressure sensor that the embodiment of the present invention is provided,
When first pressure sensing unit 9 and/or second pressure sensing unit 10 are Wheatstone bridge formula pressure sensor, favour stone electricity
Bridge pressure sensor includes first input end IN1, the second input terminal IN2, the first output end OUT1 and second output terminal OUT2.
It is defeated that the first voltage dependent resistor R1, the first output end OUT1 and second is in series between first input end IN1 and the first output end OUT1
Enter to hold and be in series with the second voltage dependent resistor R2 between IN2, third pressure is in series between the second input terminal IN2 and second output terminal OUT2
Become resistance R3, the 4th voltage dependent resistor R4 is in series between second output terminal OUT2 and first input end IN1.
When display panel does not deform upon, electric bridge is equilibrium state, i.e. the first voltage dependent resistor R1 and the second buckling electricity
Hinder the ratio between the resistance value that the ratio between resistance value of R2 is equal to the 4th voltage dependent resistor R4 and third voltage dependent resistor R3, the electricity of the first output end OUT1
Pressure value is equal to the voltage value of second output terminal OUT2.
When applying certain pressure to display panel, when display panel being made to deform upon, the first voltage dependent resistor R1, second are pressed
Becoming resistance R2, third voltage dependent resistor R3 and the 4th voltage dependent resistor R4 can deform upon, and the resistance value of each voltage dependent resistor is caused to occur
Variation, breaks the equilibrium state of electric bridge.At this point, the ratio between resistance value of the first voltage dependent resistor R1 and the second voltage dependent resistor R2 is not equal to the
The ratio between the resistance value of four voltage dependent resistor R4 and third voltage dependent resistor R3, the voltage value at the first output end OUT1 is not equal to the second output
Hold the voltage value at OUT2.Wherein, the difference of the voltage value of the voltage value and second output terminal OUT2 of the first output end OUT1 with it is aobvious
Showing pressure value that panel is subject to, there are correspondences, the electricity of voltage value, second output terminal OUT2 based on the first output end OUT1
Pressure value and correspondence, you can obtain corresponding pressure value.
Optionally, first pressure sensing unit 9 and/or second pressure sensing unit 10 are Wheatstone bridge formula pressure sensing
Device.As shown in figure 18, Figure 18 is the structural schematic diagram for the silicon piezoresistance type pressure sensor that the embodiment of the present invention is provided, silicon pressure drag
Formula pressure sensor is the quadrilateral structure of full wafer, and silicon piezoresistance type pressure sensor includes first input end IN1', the second input
Hold IN2', the first output end OUT1', second output terminal OUT2' and the first edge being sequentially connected, second edge, third side
Edge and the 4th edge, first input end IN1 are connected with first edge, and the first output end OUT1' is connected with second edge, and second is defeated
Enter to hold IN2 to be connected with third edge, second output terminal OUT2' is connected with the 4th edge.Wherein, first input end IN1' and second
Input terminal IN2' applies bias voltage to silicon piezoresistance type pressure sensor.
When applying certain pressure to display panel, when display panel being made to generate deformation, silicon piezoresistance type pressure sensor
Resistance value changes, and corresponding variation occurs for the signal that the first output end OUT1' and second output terminal OUT2' are exported, in turn
It is subject to by the variation detection silicon piezoresistance type pressure sensor of voltage on the first output end OUT1' and second output terminal OUT2'
Pressure.
The embodiment of the present invention additionally provides a kind of display device, and as shown in figure 19, Figure 19 is provided by the embodiment of the present invention
Display device structural schematic diagram, display device includes above-mentioned display panel 100.Wherein, the concrete structure of display panel 100
It is described in detail in the above-described embodiments, details are not described herein again.Certainly, display device shown in Figure 19 is only and shows
Meaning explanation, the display device can be any tools such as mobile phone, tablet computer, laptop, electric paper book or television set
There is the electronic equipment of display function.
Since the display device that the embodiment of the present invention is provided includes above-mentioned display panel, using the display device,
Based on the connection relation of the first signal wire, second signal line and the first connection signal line in display panel, it can reduce and transfer
The equivalent trace resistances of line reduce the decaying of the power supply signal caused by trace resistances, and then imitate improvement power supply signal to not
With the driving capability of the pressure sensitive unit group at position, the detection difference between pressure sensitive unit group is reduced, improves pressure
Accuracy of detection.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent substitution, improvement and etc. done should be included within the scope of protection of the invention god.
Claims (17)
1. a kind of display panel, which is characterized in that the display panel includes underlay substrate, and the underlay substrate includes along row side
To the first non-display area, viewing area and the second non-display area being arranged in order, a plurality of grid line, a plurality of number are equipped in the viewing area
According to line, multiple touch control electrodes and a plurality of touching signals line；Wherein, the grid line and the data line transposition insulator limit multiple sons
Pixel, multiple sub-pixels constitute N number of rows, and N is the positive integer more than 1；The touch control electrode is arranged in matrix form
Cloth, the every touching signals line are electrically connected with a touch control electrode, and the touch control electrode is multiplexed with public affairs in display time interval
Common electrode；
The display panel further includes：
M pressure sensitive unit group, each pressure sensitive unit group include that first pressure sensing unit and second pressure pass
Feel unit；Wherein, the first pressure sensing unit is set to first non-display area, and the second pressure sensing unit is set to
Second non-display area, M are the positive integer more than 1；
First signal wire, first signal wire are set in first non-display area, first signal wire and M described the
The first input end of one pressure sensitive unit is electrically connected；
Second signal line, the second signal line are set in second non-display area, the second signal line and M described the
The first input end of two pressure sensitive units is electrically connected；
At least one the first connection signal lines, the first connection signal line are set to first signal wire and the second signal
Between line, the first connection signal line is electrically connected with first signal wire and the second signal line respectively.
2. display panel according to claim 1, which is characterized in that
In the M pressure sensitive unit groups, pressure sensitive unit described in the 1st pressure sensitive unit group~m-th
Group is arranged in order along first direction, in N number of rows, rows described in the 1st rows~n-th
It is arranged in order along the first direction, the first direction is parallel with column direction；
The first connection signal line includes the first connection cabling, and the first connection cabling is located at the 1st pressure sensing
Between first pressure sensing unit in unit group and second pressure sensing unit, also, the first connection cabling is located at the 1st
Side of a rows far from the 2nd rows.
3. display panel according to claim 1, which is characterized in that
In the M pressure sensitive unit groups, pressure sensitive unit described in the 1st pressure sensitive unit group~m-th
Group is arranged in order along first direction, in N number of rows, rows described in the 1st rows~n-th
It is arranged in order along the first direction, the first direction is parallel with column direction；
The first connection signal line includes that M-1 items second connect cabling, one article of second connection cabling and the 2nd pressure
A pressure sensitive unit group in pressure sensitive unit group described in power sensing unit group~m-th corresponds to, and described second
Connection cabling is located between the first pressure sensing unit and second pressure sensing unit of corresponding pressure sensitive unit group,
Also, the second connection cabling is located at the 1st rows close to the side of the 2nd rows.
4. display panel according to claim 1, which is characterized in that
In the M pressure sensitive unit groups, pressure sensitive unit described in the 1st pressure sensitive unit group~m-th
Group is arranged in order along first direction, in N number of rows, rows described in the 1st rows~n-th
It is arranged in order along the first direction, the first direction is parallel with column direction；
The first connection signal line includes that the first connection cabling and M-1 items second connect cabling；
Wherein, the first connection cabling is located at first pressure sensing unit in the 1st pressure sensitive unit group and the
Between two pressure sensitive units, also, the first connection cabling is located at the 1st rows far from the 2nd son
The side of pixel column；
One in pressure sensitive unit group described in one article of second connection cabling and the 2nd pressure sensitive unit group~m-th
A pressure sensitive unit group corresponds to, and the second connection cabling is located at the first pressure of corresponding pressure sensitive unit group
Between power sensing unit and second pressure sensing unit, also, the second connection cabling is located at the 1st rows and leans on
The side of nearly 2nd rows.
5. display panel according to claim 2 or 4, which is characterized in that the first connection cabling is believed with the touch-control
Number line or grid line same layer setting.
6. display panel according to claim 3 or 4, which is characterized in that each sub-pixel includes the first film crystal
Pipe, the first film transistor are equipped with metal barrier bed towards the side of the underlay substrate；
The second connection cabling is arranged with the grid line or the metal barrier bed same layer.
7. display panel according to claim 2 or 4, which is characterized in that the display panel further includes a plurality of second company
Signal wire is connect, between first signal wire and the second signal line, described second connects the second connection signal line
It connects signal wire and connect the setting of cabling same layer with described second；
The second connection signal line and the second connection cabling extend along the line direction respectively, in the second connection signal line
In a plurality of second connection cabling, the distance between two cablings of arbitrary neighborhood are equal.
8. display panel according to claim 7, which is characterized in that the every second connection signal line respectively with it is described
First signal wire and second signal line electrical connection.
9. display panel according to claim 7, which is characterized in that the every second connection signal line respectively at least
Two touch control electrode electrical connections.
10. display panel according to claim 7, which is characterized in that the second connection signal line and described second connects
The total number for connecing cabling is equal to the number of the rows.
11. display panel according to claim 1, which is characterized in that first signal wire is brilliant by M the second films
Body pipe is electrically connected with the first input end of the M first pressure sensing units, and the second signal line passes through M third film
Transistor is electrically connected with the first input end of the M second pressure sensing units；
Wherein, the control terminal of each second thin film transistor (TFT) is connected with a first control signal line, and each described second
The first input end of the first end of thin film transistor (TFT) and corresponding first pressure sensing unit is electrically connected, and each described second
The second end of thin film transistor (TFT) is electrically connected with first signal wire；
The control terminal of each third thin film transistor (TFT) is connected with a second control signal line, and each third film is brilliant
The first input end of the first end of body pipe and corresponding second pressure sensing unit is electrically connected, and each third film is brilliant
The second end of body pipe is electrically connected with the second signal line.
12. display panel according to claim 11, which is characterized in that the first control signal line and/or described
Two control signal wires are arranged with the touching signals line same layer.
13. display panel according to claim 1, which is characterized in that the display panel further includes the 4th film crystal
Pipe and the 5th thin film transistor (TFT), wherein the type of the 4th thin film transistor (TFT) and the 5th thin film transistor (TFT) is opposite；
The control terminal of 4th thin film transistor (TFT) and the control terminal of the 5th thin film transistor (TFT) control signal with third respectively
Line is electrically connected；The first end of 4th thin film transistor (TFT), the first end of the 5th thin film transistor (TFT) respectively with the first signal
Line or the electrical connection of second signal line, the second end of the 4th thin film transistor (TFT) are electrically connected with power supply signal end, and the described 5th is thin
The second end of film transistor is electrically connected with fixed electric potential signal line.
14. display panel according to claim 1, which is characterized in that the second of the M first pressure sensing units is defeated
Enter end to be respectively connected with third signal wire；
Second input terminal of the M second pressure sensing units is connected with fourth signal line respectively.
15. display panel according to claim 1, which is characterized in that the first pressure sensing unit and/or described
Two pressure sensitive units are Wheatstone bridge formula pressure sensor；
It is in series with the first buckling between the first input end and the first output end of the Wheatstone bridge formula pressure sensor
Resistance is in series with the second voltage dependent resistor, the second input terminal and second output terminal between first output end and the second input terminal
Between be in series with third voltage dependent resistor, the 4th voltage dependent resistor is in series between the second output terminal and the first input end.
16. display panel according to claim 1, which is characterized in that the first pressure sensing unit and/or described
Two pressure sensitive units are silicon piezoresistance type pressure sensor.
17. a kind of display device, which is characterized in that the display device includes as claim 1~16 any one of them is aobvious
Show panel.
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| CN110515228A (en) * | 2019-01-28 | 2019-11-29 | 友达光电股份有限公司 | Touch control display apparatus |
| WO2020135113A1 (en) * | 2018-12-26 | 2020-07-02 | 京东方科技集团股份有限公司 | Array substrate, touch display panel, and touch display device |
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