CN108010948A - Flexible display panel, control method thereof and display device - Google Patents
Flexible display panel, control method thereof and display device Download PDFInfo
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- 238000005452 bending Methods 0.000 claims abstract description 271
- 239000010410 layer Substances 0.000 claims description 239
- 230000001939 inductive effect Effects 0.000 claims description 42
- 239000000758 substrate Substances 0.000 claims description 41
- 238000001514 detection method Methods 0.000 claims description 24
- 230000000903 blocking effect Effects 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 6
- 230000001965 increasing effect Effects 0.000 claims description 3
- 239000012044 organic layer Substances 0.000 claims description 3
- 239000011368 organic material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 16
- 230000006698 induction Effects 0.000 abstract 1
- 239000010408 film Substances 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 6
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- 238000004519 manufacturing process Methods 0.000 description 4
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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Abstract
The invention discloses a flexible display panel, a control method thereof and a display device, wherein the flexible display panel comprises: a display layer including a plurality of display pixels; a bend sensing layer comprising at least one bend sensing element; and the control unit is electrically connected with the bending sensing unit and used for adjusting the brightness of the display pixels according to the electric signals generated by the bending sensing unit. According to the invention, the bending induction layer is arranged on one side of the display panel, the bending state of the flexible display panel is detected, and the control unit correspondingly adjusts the brightness of the display pixels according to the bending state of the flexible display panel, so that the display effect is improved, and the user experience is improved.
Description
Technical field
The present invention relates to display technology field, more particularly, to a kind of flexible display panels and its control method and shows
Showing device.
Background technology
Common flexible display panels are Organic Light Emitting Diode (OLED, Organic light emitting
Diode, OLED) prepare on flexible carrier as deformable or flexible display panel.Since flexible display panels have
The characteristics of frivolous, portable, impact resistance is strong, and there is aesthetic feeling of the design, the research and innovation for its technology are increasingly subject to
The attention of people.
Fig. 1 is a kind of top view of flexible display panels in the prior art, as shown in Figure 1, flexible display panels include showing
Showing area 10 and non-display area 20, multiple display pixel P are provided with viewing area 10, Fig. 2 is the sectional drawing of the tangent line AA ' along Fig. 1,
As shown in Fig. 2, flexible display panels include pixel defining layer 13, the anode 11 of OLED, the luminescent layer 12 of OLED and the moon of OLED
Pole 14, the luminescent layer of OLED are arranged in the opening 131 between pixel defining layer 13,14 groups of anode 11, luminescent layer 12 and cathode
Into OLED device.The brightness of each OLED device, depending on loading the size of pixel voltage and opening 131 in anode 11,
When flexible display panels are in un-flexed state, the size of each opening 131 is roughly the same, when applying same pixel voltage, respectively
The brightness of a OLED device is roughly the same, and when flexible display panels are in case of bending, opening 131 will deform, and Fig. 3 is
Flexible display panels are in a kind of schematic diagram of case of bending in Fig. 2, as shown in figure 3, when flexible display panels are in the bending
It during state, will increase opening 131, and the increment of the opening 131 in diverse location is different, and when opening 131 increases,
After applying same pixel voltage, the brightness of each OLED device is no longer identical so that the overall display effect of flexible display panels
Fruit declines.
Therefore it provides a kind of flexible display panels and its control method and display device, improve flexible display panels bending
When display effect, be this area urgent problem to be solved.
The content of the invention
In view of this, the present invention provides a kind of flexible display panels and its control method and display device, improve flexible
Display effect when display panel is bent.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of flexible display panels, including:
Display layer, including multiple display pixels;
Inductive layer is bent, is arranged at the side of the display layer, the bending inductive layer includes at least one bending and senses
Unit, the bending sensing unit include:First electrode, the second electrode being oppositely arranged with the first electrode, be arranged at institute
State the blocking part between first electrode and the second electrode, wherein, the blocking part be used for make the first electrode with it is described
There is gap, the plane where plane, the second electrode where the first electrode is shown with described between second electrode
Plane where showing layer intersects;
Control unit, is electrically connected with the bending sensing unit, for the telecommunications produced according to the bending sensing unit
Number adjust the brightness of the display pixel.
The present invention also proposes a kind of display device, including any flexible display panels proposed by the present invention.
The present invention also proposes a kind of control method of display panel, and the display panel is proposed by the present invention any described
Flexible display panels, the flexible display panels include underlay substrate, and the control method includes:
The first electrode that sensing unit is bent into the flexible display panels sends pumping signal;
Receive the detection signal of the second electrode output of the bending sensing unit;
The bending direction of the flexible display panels is determined according to the detection signal, wherein, the bending direction includes
First bending direction and the second bending direction, first bending direction are remote towards the underlay substrate for the flexible display panels
From the direction of the side protrusion of the display layer, second bending direction is remote to the display layer for the flexible display panels
From the direction of the side protrusion of the underlay substrate;And
The brightness of the display pixel is adjusted according to the bending direction of the flexible display panels.
Compared with prior art, flexible display panels of the invention and its control method and display device, realize as follows
Beneficial effect:
When flexible display panels are when in case of bending, the opening of each display pixel will increase or reduce, and influence soft
Property the normal display brightness of display panel, the present invention pass through the side of display panel set bending inductive layer, detect Flexible Displays
The case of bending of panel, and the case of bending by control unit according to flexible display panels, corresponding increase or reduction display pixel
Brightness, by adjusting display pixel luminance compensation due to influence of the opening change to normal display brightness of display pixel,
Display effect is improved, improves user experience.
By referring to the drawings to the present invention exemplary embodiment detailed description, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiment of the present invention, and even
It is used to explain the principle of the present invention together with its explanation.
Fig. 1 is a kind of top view of flexible display panels in the prior art;
Fig. 2 is the sectional drawing of the tangent line AA ' along Fig. 1;
Fig. 3 is in schematic diagram during a kind of case of bending for flexible display panels in Fig. 2;
Fig. 4 is a kind of top view of flexible display panels in the embodiment of the present invention;
Fig. 5 is the sectional drawing of the tangent line BB ' along Fig. 4;
Fig. 6 is a kind of schematic diagram for bending sensing unit in the embodiment of the present invention;
Fig. 7 is the top view of another flexible display panels in the embodiment of the present invention;
Fig. 8 is the top view of another flexible display panels in the embodiment of the present invention;
Fig. 9 to Figure 12 is the sectional drawing of Fig. 8 different directions;
Figure 13 is the top view of another flexible display panels in the embodiment of the present invention;
Figure 14 and Figure 15 is the sectional drawing of Figure 13 different directions;
Figure 16 is the top view of another flexible display panels in the embodiment of the present invention;
Figure 17 is the top view of another flexible display panels in the embodiment of the present invention;
Figure 18 is the top view of another flexible display panels in the embodiment of the present invention;
Figure 19 is a kind of film layer structure figure of flexible display panels in the embodiment of the present invention;
Figure 20 is the film layer structure figure of another flexible display panels in the embodiment of the present invention;
Figure 21 is the film layer structure figure of another flexible display panels in the embodiment of the present invention;
Figure 22 is the film layer structure figure of another flexible display panels in the embodiment of the present invention;
Figure 23 is the film layer structure figure of another flexible display panels in the embodiment of the present invention;
Figure 24 is a kind of schematic diagram of flexible display apparatus in the embodiment of the present invention;
Figure 25 is a kind of flow chart of the control method of display panel in the embodiment of the present invention;
Figure 26 is the flow chart of step S30 in the embodiment of the present invention;
Figure 27 is the flow chart of step S40 in the embodiment of the present invention.
Embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should be noted that:Unless in addition have
Body illustrates that the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The scope of invention.
The description only actually at least one exemplary embodiment is illustrative to be never used as to the present invention below
And its application or any restrictions that use.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
The present invention relates to field of flexible display, in order to solve flexible display panels when in case of bending, due to opening
The influence to each display pixel brightness is deformed, the present invention proposes a kind of flexible display panels, including display layer, bending inductive layer
And control unit.Fig. 4 is a kind of top view of flexible display panels in the embodiment of the present invention, is please referred to Fig.4, optionally, this hair
The flexible display panels of bright proposition include viewing area 30 and non-display area 40, include multiple display pixel P1 in viewing area 30,
The IC chip 41 being connected with viewing area 30 is provided with non-display area 40, IC chip 41 is used for viewing area
Each display pixel P1 in 30 provides the pixel voltage for needing display brightness.It should be noted that in Fig. 4 display pixel
Number and arrangement mode, are only used as a kind of schematical explanation, display panel proposed by the present invention are not limited in any way.
Fig. 5 is the sectional drawing of the tangent line BB ' along Fig. 4, as shown in figure 5, flexible display panels include display layer 31 and bending
Inductive layer 32, wherein, display layer 31 includes multiple display pixel P1.Flexible display panels proposed by the present invention can be any one
Kind flexible display panels, such as can be OLED flexible display panels, when it is OLED flexible display panels, as shown in figure 5,
Display layer 31 includes anode 311, luminescent layer 312, cathode 314 and pixel defining layer 313.Anode 311 is located at notable pixel definition layer
313 open region, also, in one embodiment, marginal portion is covered by pixel defining layer 311, luminescent layer 312 is located at anode
311 side simultaneously covers anode 311, and cathode 314 is located at side of the luminescent layer 312 away from anode 311, and covers luminescent layer 312.
OLED in Fig. 5 can be trichromatic OLED, be shown so as to fulfill colour;Can also be white light OLED, by aobvious in flexibility
Show that the light emission side of panel sets color blocking to realize colored display.
Bending inductive layer 32 is arranged at the side of display layer 31, and Fig. 5 is a kind of example, does not limit bending inductive layer 32
Specific location, can also will bend inductive layer 32 and be arranged at the opposite side of display layer 31 in Fig. 5.Optionally, inductive layer is bent
32 are arranged at 31 non-light emission side of display layer, to avoid influence of the bending inductive layer 32 to light;When bending inductive layer 32 is arranged on
During the light emission side of display layer 31, prepared using transparent material.
Please continue to refer to Fig. 5, bending inductive layer 32 includes at least one bending sensing unit 320, bends sensing unit 320
Including:First electrode 3201, the second electrode 3202 being oppositely arranged with first electrode 3201, and it is arranged at first electrode 3201
Blocking part 3203 between second electrode 3202, wherein, blocking part 3203 is used to make first electrode 3201 and second electrode
There is gap between 3202, first electrode 3201 is formed two pole plates of capacitance with second electrode 3202, alternatively, the first electricity
Plane where pole 3201 is parallel with the plane at the place of second electrode 3202, makes first electrode 3201 and 3202 structure of second electrode
Into parallel capacitance two pole plates, it is necessary to which explanation, the plane where the first electrode 3201 described at this refer to the first electricity
Close to the surface of 3202 side of second electrode, the plane where second electrode 3202 refers to second electrode 3202 close to for pole 3201
The surface of one electrode, 3201 side.Meanwhile plane where first electrode 3201, the plane at the place of second electrode 3202 with
Plane where display layer 31 intersects so that, display layer 31 with flexible display panels bend when, first electrode 3201 and second
The distance between electrode 3202 can change therewith.Alternatively, in the embodiment shown in Figure 5, the institute of first electrode 3201
Plane it is parallel with the plane at the place of second electrode 3202 namely parallel with the boc planes in Fig. 5, the institute of display layer 31
Plane it is parallel with the aob planes in Fig. 5 so that the place of plane, second electrode 3202 where first electrode 3201
Plane is vertical with the plane where display layer 31, so that case of bending of the bending inductive layer 32 for flexible display panels
It is most sensitive, the small deformation of flexible display panels is can detect, is conducive to improve the display effect of flexible display panels.
When display layer 31 is bent with flexible display panels, blocking part 3203 produces deformation, first electrode 3201 and the
The distance between two electrodes 3202 change, according to capacitance equation C=ε S/d, wherein, C is capacitance, and ε is dielectric constant, and S is
The area in one face of capacitor plate, d is the distance between for capacitor plate, namely d changes so that first electrode 3201 with
The capacitance that second electrode 3202 forms capacitance changes, thus by detect first electrode 3201 and second electrode 3202 it
Between capacitance change, you can detect the situation that the distance between first electrode 3201 and second electrode 3202 change.
Specifically, the initial capacitance of first electrode 3201 and second electrode 3202 is set as fixed value, when flexible display panels institute
When the case of bending at place is the state that the distance between first electrode 3201 and second electrode 3202 increase when making, the can detect
One electrode 3201 and the capacitance of second electrode 3202 are less than initial capacitance, also, degree of crook is bigger, detect the first electricity
Pole 3201 and the capacitance of second electrode 3202 are smaller;It is first electrode when making when the case of bending residing for flexible display panels
During the state that the distance between 3201 and second electrode 3202 reduce, first electrode 3201 and second electrode 3202 can detect
Capacitance is more than initial capacitance, also, degree of crook is bigger, detects the capacitance of first electrode 3201 and second electrode 3202
Measure smaller.So, the capacitance and the magnitude relationship of initial capacitance by detecting, you can determine flexible display panels institute
The case of bending at place, by the size of the capacitance detected, you can determine degree of crook.
Flexible display panels further include control unit, and control unit is electrically connected with bending sensing unit 320, receives bending sense
The electric signal of unit 320 is answered, the brightness of display pixel P1 is adjusted with the electric signal produced according to bending sensing unit 320, specifically
Ground, according to foregoing description, control unit can by bend sensing unit 320 produce electric signal, to determine first electrode 3201
Become larger or diminish with the capacitance of second electrode 3202 and variable quantity size, determine first electrode 3201 and second electrode
Distance becomes larger or diminishes and variable quantity size between 3202, finally according to the relative position of bending inductive layer 32 and display layer 31
Relation, determines the situation of change that display pixel P1 is open in display layer 31, becomes hour to be open in display pixel P1, increase display
The brightness of pixel P1, when display pixel P1 openings become larger, reduces the brightness of display pixel P1, by adjusting display pixel P1's
Brightness, causes influence of the opening change to display pixel P1 brightness since flexible display panels are bent to balance, reaches adjusting
The purpose of display effect, optionally, control unit can be with that in integrated IC chip 41 in Fig. 4, can also set
In the other positions of flexible display panels, it is connected by conducting wire with IC chip 41, with by adjusting pixel electricity
Press to adjust the brightness of display pixel, this is not limited by the present invention.
In conclusion compared with flexible display panels of the prior art, flexible display panels proposed by the present invention, aobvious
Show the side of layer, the bending sensing unit being electrically connected with control unit is provided with, for detecting the bending of flexible display panels
State, further according to flexible display panels case of bending, adjusts the pixel voltage of display pixel, so as to increased or decrease display pixel
Amount of light, prevents flexible display panels from influencing display effect since flexible display panels are bent, improves user experience.
In some optional embodiments, Fig. 6 is a kind of schematic diagram for bending sensing unit in the embodiment of the present invention, is such as schemed
Shown in 6, bending sensing unit further includes:Insulating layer 3204, is arranged at first electrode 3201 close to the side of second electrode 3202,
Wherein, blocking part 3203 is arranged between insulating layer 3204 and second electrode 3202.Flexible display panels proposed by the present invention
During in case of bending, the distance between first electrode 3201 and second electrode 3202 will increase or reduce, when Flexible Displays face
Occur limiting case during plate benging, and the distance between first electrode 3201 and second electrode 3202 is reduced to zero, i.e., each other
Contact with each other, which sets insulating layer 3204, can prevent from occurring between first electrode 3201 and second electrode 3202 short
Road, protection bending sensing unit, prolongs the service life, optionally, when bending sensing unit is arranged on going out for flexible display panels
During light side, insulating layer 3203 should use such as SiO2Deng transparent material.
In some optional embodiments, Fig. 7 is the top view of another flexible display panels in the embodiment of the present invention, is needed
It is noted that the shape of flexible display panels is rectangle in Fig. 7, a kind of example is only used as, not to Flexible Displays of the present invention
The shape of panel forms improper restriction.As shown in fig. 7, bending inductive layer can be arranged at viewing area 30, including multiple bending senses
Unit is answered, bending sensing unit includes the first bending sensing unit 320A and/or the second bending sensing unit 320B, wherein, it is
Convenient display, is not shown the blocking part of bending sensing unit in the figure, the setting position on blocking part may be referred to Fig. 5 and
Fig. 6.With continued reference to Fig. 7, the first electrode 3201A and second electrode 3202A of the first bending sensing unit 320A is in second direction b
On be oppositely arranged, the first electrode 3201B and second electrode 3202B of the second bending sensing unit 320B phase on a in a first direction
To setting, wherein, first direction a intersects with second direction b.In actual service condition, when user is curved along second direction b
When rolling over flexible display panels, the distance between first electrode 3201A and second electrode 3202A of the first bending sensing unit 320A
Change, the change that the distance between first electrode 3201B and second electrode 3202B of the second bending sensing unit 320B occur
Change the smaller electric signal that can be neglected, pass through the bending sensing unit of detection first 320A, you can obtain flexible display panels
Degree of crook and bending direction;When a bends flexible display panels to user along a first direction, the second bending sensing unit 320B
First electrode 3201B and the distance between second electrode 3202B change, the first electricity of the first bending sensing unit 320A
The change that the distance between pole 3201A and second electrode 3202A occur is smaller negligible, is sensed by the bending of detection second
The electric signal of unit 320B, you can obtain the degree of crook and bending direction of flexible display panels.When user is along other directions
When bending flexible display panels, between the first electrode 3201A and second electrode 3202A of the first bending sensing unit 320A away from
The distance between first electrode 3201B and second electrode 3202B from, the second bending sensing unit 320B change, this
When need the electric signal of the bending sensing unit 320A and second of detection first bendings sensing unit 320B at the same time, it is flexible aobvious to obtain
Show the degree of crook and bending direction of panel.
Based on this, in some optional embodiments, while the first bending sensing unit 320A set and second is bent
Sensing unit 320B, can be obtained soft when flexible display panels are bent along any direction by bending inductive layer
Property display panel bending direction and degree of crook, so as to accurately determine the case of bending of flexible display panels entirety,
The corresponding brightness for adjusting each pixel unit again, further improves display effect, improves user experience.
In some optional embodiments, Fig. 8 is the top view of another flexible display panels in the embodiment of the present invention, is schemed
9 to Figure 12 be the sectional drawing of Fig. 8 different directions, and Figure 13 is the top view of another flexible display panels in the embodiment of the present invention,
Figure 14 and Figure 15 is the profile of Figure 13 different directions.
As shown in figure 8 and 13, the bending inductive layer of flexible display panels includes the multiple first bending sensing unit 320A
Sensing unit 320B are bent with multiple second, wherein, multiple first bendings sensing unit 320A are arranged in array, and multiple second is curved
Bent sensing unit 320B is arranged in array.
Specifically, in one embodiment, as shown in figure 8, multiple first bending sensing unit 320A are formed in first party
The the first bending sensing unit row 32RA to arrange on to a and the first bending sensing unit row 32CA to arrange on second direction b.
Multiple second bending sensing unit 320B form second to arrange in a first direction on a and bend sensing unit row 32RB and second
The second bending sensing unit row 32CB that b arranges on direction, wherein, on second direction b, the first bending sensing unit row 32RA
It is alternately arranged with the second bending sensing unit row 32RB;In a first direction on a, the first bending sensing unit row 32CA and second is curved
Bent sensing unit row 32CB is alternately arranged.
In another embodiment, as shown in figure 13, three first bending sensings being arranged in order in a first direction on a are single
First 320A also forms one first bending sensing unit row, and three second bending sensings being arranged in order in a first direction on a are single
First 320B also forms one second bending sensing unit row, and two first bending sensings being arranged in order on second direction b are single
First 320A also forms one first bending sensing unit row, and two second bending sensings being arranged in order on second direction b are single
First 320B also forms one second bending sensing unit row, wherein, in a first direction on a and second direction b, the first bending sensing
The bendings of unit 320A and second sensing unit 320B is alternately arranged.
With continued reference to Fig. 8 to Figure 15, bending inductive layer 32 further includes the first routing layer 321 and the second routing layer 322.Its
In, the first routing layer 321 includes the first signal wire 3211 that multiple a in the first direction extend and b is arranged in a second direction
(3211A/3211B), the second routing layer 322 include the secondary signal that multiple b in a second direction extend and a is arranged in the first direction
Line 3221 (3221A/3221B).
Wherein, in the embodiment shown in fig. 8, a first signal wire 3211A connection senses positioned at the same first bending
The first electrode 3201A of first bending sensing unit 320A in cell row 32RA, a first signal wire 3211B connection is positioned at same
The first electrode 3201B, Fig. 9 of the second bending sensing unit 320B is along the first signal in one second bending sensing unit row 32RB
Sectional drawing obtained by line 3211A, Figure 10 are along the sectional drawing obtained by the first signal wire 3211B.One secondary signal line 3221A connects
Meet the second electrode 3202A of the first bending sensing unit 320A in the same first bending sensing unit row 32CA, one the
The second electricity of binary signal line 3221B connections second bending sensing unit 320B in the same second bending sensing unit row 32CB
Pole 3202B, Figure 11 are along the sectional drawing obtained by secondary signal line 3221B, and Figure 12 is along the section obtained by secondary signal line 3221A
Figure.
In the embodiment shown in fig. 13, the first signal wire 3211 connection is positioned at the same first bending sensing unit row
The first electrode 3201A of first bending sensing unit 320A in 32RA, and in the same second bending sensing unit row 32RB
The first electrode 3201B, Figure 14 of second bending sensing unit 320B is the sectional drawing along the gained of the first signal wire 3211.One
The second electricity of the connection of binary signal line 3,221 first bending sensing unit 320A in the same first bending sensing unit row 32CA
Pole 3202A, and positioned at the same second second electrode for bending the second bending sensing unit 320B in sensing unit row 32CB
3202B, Figure 15 are the sectional drawing along the gained of secondary signal line 3221.
Optionally, the short circuit problem between electrode and cabling, the position that can need to insulate set insulating layer in order to prevent,
For example, as shown in figure 9, the first electrode 3201A of the first bending sensing unit 320A connects with the second routing layer 322 in order to prevent
Touch, insulation can be set close to one end of the second routing layer 322 in the first electrode 3201A of the first bending sensing unit 320A
Layer.As shown in Figure 10, the second electrode 3202B of the second bending sensing unit 320B is contacted with the first routing layer 321 in order to prevent,
Insulating layer can be set close to one end of the first routing layer 322 in the second electrode 3202B of the second bending sensing unit 320B.
In the present embodiment, by the first signal wire 3211 and secondary signal line 3221 along different directions cabling, and it is layered and sets
Put, when realizing that the first signal wire 3211 insulate with secondary signal line 3221, can conveniently prepare, without carrying out via and bridging
Operation, reduces technology difficulty.
In flexible display panels proposed by the present invention, one in first electrode 3201 and second electrode 3202 can be selected
A to be used as driving electrodes, another is as detection detecting electrode, for example, selection first electrode 3201 is used as driving electrodes, second
Electrode 3202 is as detecting electrode is detected, correspondingly.First signal wire 3211 is used as drive signal line, is carried to first electrode 3201
For reference electrical signal, secondary signal line 3221 is used as signal lines, detects between first electrode 3201 and second electrode 3202
After distance changes, the electric signal in second electrode 3202, is gone out flexible aobvious by the electrical signal detection in second electrode 3202
Show the case of bending of panel.In detection process, on second direction b, from down to up or from top to bottom, successively to each first
Signal wire 3211 provides reference electrical signal, and in a first direction on a, from left to right or from right to left, passes sequentially through secondary signal
Line 3221 reads detection electric signal, realizes the detection to each bending 320 power on signal of sensing unit.
In flexible display panels proposed by the present invention, when flexible display panels are in case of bending, each display pixel
Degree of crook it is different, it is therefore, optional real at some in order to improve the resolution to each display pixel degree of crook
Apply in example, each first bending sensing unit and/or the second bending sensing unit correspond to a display pixel and set.Figure 16 is this
The top view of another flexible display panels in inventive embodiments, optionally, can be as shown in figure 16, and the first bending sensing is single
B is oppositely arranged the first electrode 3201A and second electrode 3202A of first 320A in a second direction, and is separately positioned on a display
The both sides of pixel P1, by the first electrode 3201B and second electrode 3202B of the second bending sensing unit 320B, a in the first direction
It is oppositely arranged, and is separately positioned on the both sides of a pixel display unit P1, i.e., the first bending sensing unit 320A and second is curved
Four electrodes of bent sensing unit 320B, are set around pixel display unit P1, so as to accurately detect each pixel display unit
The case of bending of P1, and the corresponding brightness for adjusting each pixel display unit P1, improve display effect.Figure 17 is implemented for the present invention
The top view of another flexible display panels in example, can also be as shown in figure 17, by the first of the first bending sensing unit 320A
Electrode 3201A and second electrode 3202A, is arranged in the gap between two display pixel P1 of b arrangements in a second direction, will
The first electrode 3201B and second electrode 3202B of second bending sensing unit 320B, is arranged on a left side for a arrangements in the first direction
In the gap of the two display pixel P1 in the right side.Figure 16 and Figure 17 is only used as a kind of example, not to Flexible Displays proposed by the present invention
The display pixel arrangement of panel and shape size are limited in any way.
The flexible display panels proposed in the present invention, either overall flexible flexible display panels, can also
It is local flexible flexible display panels.Figure 18 is the top view of another flexible display panels in the embodiment of the present invention, such as
Shown in Figure 18, display panel includes flexible area 36 and inflexibility area 37, and bending inductive layer includes the first bending sensing unit
The bending sensing unit 320B of 320A and second, are arranged at flexible area 36, and bending inductive layer is used to sense the curved of flexible area 36
Curved state.Only set bending inductive layer to avoid making unnecessary bending sensing unit flexible 36, reduce cost.Figure 18
A kind of example is only used as, not the setting position in the flexible area to flexible display panels proposed by the present invention and inflexibility area
It is limited in any way.
In some optional embodiments, Figure 19 is a kind of film layer structure of flexible display panels in the embodiment of the present invention
Figure, as shown in figure 19, the flexible display panels which proposes, including underlay substrate 38, be arranged on the underlay substrate 38
Display layer 31, bending 32 and of inductive layer, wherein, in one embodiment, display layer 31 include anode 311, luminescent layer 312,
Cathode 314 and pixel defining layer 313, underlay substrate 38 are arranged at side of the anode 311 away from 314 cathodes, underlay substrate 38 with
Tft layer is additionally provided between anode 311, tft layer includes multiple thin film transistor (TFT)s, to form to anode
311 apply the image element circuit of pixel voltage, and the specific film layer structure of thin film transistor (TFT) refers to Flexible Displays face in the prior art
The structure of plate, the particular circuit configurations of image element circuit also refer to the structure of flexible display panels in the prior art, of the invention
Inventive point is not related to the two parts, this is repeated no more herein.
As shown in figure 19, bending inductive layer 32 is arranged at side of the underlay substrate 38 away from display layer 31.Bending is sensed
Layer 32 is arranged at side of the underlay substrate 38 away from display layer 31, for pushing up luminous flexible display panels, can prevent from bending
Inductive layer 32 blocks 31 light of display layer, also, bend inductive layer 32 can be of the prior art soft to be attached at after separately made
On the underlay substrate 38 of property display panel.
In some optional embodiments, Figure 20 is the film layer structure of another flexible display panels in the embodiment of the present invention
Figure, as shown in figure 20, the flexible display panels which proposes, including underlay substrate 38, be arranged on the underlay substrate 38
Display layer 31, bending inductive layer 32 and be arranged at the encapsulated layer 39 of side of the display layer 31 away from underlay substrate 38, wherein, show
Show that layer 31 and the associated description of underlay substrate 38 are seen above, details are not described herein again.In one embodiment, encapsulated layer 39 is arranged at
Side of the cathode 314 away from anode 311, in one embodiment, flexible display panels use thin-film package, then 39 phase of encapsulated layer
It should be thin-film encapsulation layer.Bending inductive layer 32 is arranged at side of the encapsulated layer 39 away from display layer.Encapsulated layer 39 is used to protect aobvious
Show layer 31, bending inductive layer 32 is arranged at side of the encapsulated layer 39 away from display layer 31, the Flexible Displays face to shine the bottom of for
Plate, can prevent bending inductive layer 32 from blocking 31 light of display layer, and it is possible to prevent bending inductive layer 32 from influencing encapsulated layer 39
Encapsulation performance, bending inductive layer 32 can be to be attached at the encapsulated layer 39 of flexible display panels of the prior art after separately made
On.
In some optional implementation examples, Figure 21 is the film layer knot of another flexible display panels in the embodiment of the present invention
Composition, as shown in figure 21, the embodiment propose flexible display panels, including underlay substrate 38, be arranged at underlay substrate 38 it
On display layer 31, the encapsulated layer 39 that bends inductive layer and be arranged at side of the display layer 31 away from underlay substrate 38, wherein, show
Show that layer 31 and the associated description of underlay substrate 38 are seen above, details are not described herein again.Encapsulated layer 39 includes inorganic layer 391, multiple curved
Bent sensing unit 320 is distributed in inorganic layer 391, and each bending sensing unit 320 can be protected by inorganic layer 391,
Prevent its corrosion by gases such as outside moisture and oxygen.
Specifically, in some optional embodiments, encapsulated layer 39 include two layers of inorganic layer 391 and be arranged at two layers it is inorganic
Organic layer 392 between layer 391, multiple bending sensing units 320 can be distributed in close to the inorganic of 31 side of display layer
In layer 391, due to the continuity away from 31 side inorganic layer 391 of display layer, it can prevent from bending sensing unit 320 due to setting
And destroy the leakproofness of encapsulated layer 39.Multiple bending sensing units 320 can also be distributed in away from 31 side of display layer
In inorganic layer 391, due to close to 31 side of display layer inorganic layer 391 insulating effect, can to avoid bending inductive layer 32 with
Short circuit problem between 31 cathode 314 of display layer, optionally, the present invention are not construed as limiting the number of plies of inorganic layer and organic layer, example
As encapsulated layer 39 can also be made of 5 layers or more layer stacked structure, bending sensing unit 320 can be arranged on any one layer
In inorganic layer.
Alternatively, in a kind of embodiment, when realizing that multiple bending sensing units 320 are distributed in certain inorganic layer,
The manufacturing process of the inorganic layer can be completed in two steps, and interval makes each bending sense between two steps of inorganic layer are made
Unit 320 is answered, specifically, the first step first makes certain thickness inorganic layer, and interval makes each on the inorganic layer of the thickness
Sensing unit 320 is bent, after the making for completing bending sensing unit 320, then performs the second step for making inorganic layer, second step system
The inorganic layer covering bending sensing unit 320 of work simultaneously fills the interval between adjacent flex sensing unit 320, is formed such as Figure 21 institutes
The structure shown.
Alternatively, in another embodiment, realize it is multiple bending sensing units 320 be distributed in certain inorganic layer
When, the manufacturing process one-pass molding of the inorganic layer, specifically, first interval makes each bending in the film layer of inorganic layer to be laid
Sensing unit 320, can be first in the film layer of inorganic layer to be laid when the conductive energy of the material of the film layer of inorganic layer to be laid
Upper making insulating layer, such as shown in Figure 21, the film layer of inorganic layer to be laid is cathode 314, can first be made on cathode 314
One layer insulating, then interval makes each bending sensing unit 320 on the insulating layer again, completes bending sensing unit 320
After making, make covering bending sensing unit 320 and fill the inorganic layer being spaced between adjacent flex sensing unit 320.
In some optional embodiments, Figure 22 is the film layer structure of another flexible display panels in the embodiment of the present invention
Figure, Figure 23 are the film layer structure figure of another flexible display panels in the embodiment of the present invention, as shown in Figure 22 and Figure 23, the present invention
The flexible display panels of proposition, including underlay substrate 38, the display layer that is arranged on underlay substrate 38 and bending inductive layer, its
In, in one embodiment, display layer includes anode 311, luminescent layer 312, cathode 314 and pixel defining layer 313, pixel definition
Layer 313 has multiple openings 3131, and opening 3131 is used to set luminous organic material 312.In the present embodiment, multiple bending senses
Answer unit 320 to be distributed in pixel defining layer 313, by this setup, ensure that bending sensing unit 320 in reality
In the case of now detecting flexible display panels case of bending, opening 3131 will not be also blocked.
Alternatively, in a kind of embodiment, realize it is multiple bending sensing units 320 be distributed in pixel defining layer 313
When middle, the manufacturing process of the pixel defining layer 313 is completed in two steps, specifically, after the etching of anode pattern is completed, in phase
Each bending sensing unit 320 is made between adjacent anode, after the making for completing bending sensing unit 320, makes pixel defining layer
313 covering bending sensing units 320 and anode, finally etch the opening of exposed anode pattern, form knot as shown in figure 22
Structure.
It should be noted that in fig. 22, eliminate the film layer between anode 311 and underlay substrate 38, the part of omission
Including the thin film transistor (TFT) being formed on underlay substrate 38 and corresponding insulating layer.It will be understood by those skilled in the art that figure
In 22 and non-limiting bending sensing unit 320 is directly contacted with underlay substrate 38, but represents bending sensing unit 320 and anode
311 are formed at same film layer.
Alternatively, in a kind of embodiment, realize it is multiple bending sensing units 320 be distributed in pixel defining layer 313
When middle, the manufacturing process of the pixel defining layer 313 point three steps can be completed, and make pixel defining layer 313 two steps it
Between interval make it is each bending sensing unit 320, specifically, complete anode pattern etching after, the first step first makes one
Determine the pixel defining layer 313 of thickness, interval makes each bending sensing unit 320 in the pixel defining layer 313 of the thickness, complete
Into after the making of bending sensing unit 320, then the second step for making pixel defining layer 313 is performed, the pixel that second step makes is determined
The adopted covering of layer 313 bending sensing unit 320 simultaneously fills the interval between adjacent flex sensing unit 320, finally etches exposure
The opening of anode pattern, forms structure as shown in figure 23.
When multiple bending sensing units 320 are distributed in pixel defining layer 313, same bending sensing unit 320
First electrode 3201 and second electrode 3202, can be as shown in figure 23, is arranged between two neighboring opening 3131, can also be as
Shown in Figure 16, the both sides of an opening are arranged on.
The present invention also proposes a kind of display device, and Figure 24 is a kind of signal of flexible display apparatus in the embodiment of the present invention
Figure, flexible display apparatus proposed by the present invention include any one flexible display panels proposed by the present invention, the Flexible Displays face
Plate includes viewing area 30 and non-display area 40, which has any one flexible display panels proposed by the present invention
Feature and corresponding technique effect, details are not described herein.
Body of the present invention also proposes a kind of control method of display panel, the display panel for it is proposed by the present invention any one
Flexible display panels, Figure 25 are a kind of flow chart of the control method of display panel in the embodiment of the present invention, as shown in figure 25, should
Control method includes:
S10:The first electrode that sensing unit is bent into flexible display panels sends pumping signal;
Pumping signal can be sent to the first electrode of each bending sensing unit or send out line by line or by column at the same time
Pumping signal is sent, the present invention does not limit this specifically, and the excitation sent to the first electrode of each bending sensing unit is believed
Number can be equal.
S20:Receive the detection signal of the second electrode output of bending sensing unit;
After sending pumping signal to first electrode, as mentioned in the above description to display panel part, second is electric
Pole can receive detection signal as another pole plate that capacitance is formed with first electrode.
S30:The bending direction of flexible display panels is determined according to detection signal;
When flexible display panels are in flat and case of bending, due between first electrode and second electrode away from
From changing, and the detection signal for exporting second electrode is different, also, flexible display panels are in different case of bendings
When, first electrode direction changed from the distance between second electrode and size are accordingly different, wherein, first electrode and the
The bending direction of the changed direction instruction flexible display panels of the distance between two electrodes, it is curved which includes first
Qu Fangxiang and the second bending direction, the first bending direction are raised towards side of the underlay substrate away from display layer for flexible display panels
Direction, at this time, display layer is in the concave surface of flexible display panels, and the distance between first electrode and second electrode diminish,
Two bending directions are flexible display panels to the direction of side protrusion of the display layer away from the underlay substrate, at this time, display layer
The distance between convex surface in flexible display panels, first electrode and second electrode become larger, that is to say, that detect letter when passing through
The distance between number definite first electrode and second electrode become hour, and the bending direction that further can determine that flexible display panels is
First bending direction, further can be true when determining that the distance between first electrode and second electrode become larger by detecting signal
The bending direction for determining flexible display panels is the second bending direction, thus, in this step, it can be determined according to detection signal soft
The bending direction of property display panel.
S40:The pixel voltage of display pixel is adjusted according to the bending direction of flexible display panels.
After the bending direction of flexible display panels is determined, according to default adjustment algorithm, corresponding adjusting is applied to
The pixel voltage of display pixel, namely the brightness of display pixel is adjusted, improve the display effect of flexible display panels.
Meanwhile the degree of crook of flexible display panels is bigger, the change of the distance between first electrode and second electrode is bigger,
Therefore, the degree of crook of flexible display panels is also can determine according to detection signal.In one embodiment, the control method is also
Comprise the following steps:The degree of crook of flexible display panels is determined according to detection signal;And according to the curved of flexible display panels
Qu Chengdu adjusts the brightness of display pixel.In this embodiment, display pixel is adjusted according to the degree of crook of flexible display panels
Brightness, flexible display panels can be in the differently curved state of same bending direction and differently curved degree, shown
Show the adjusting of pixel intensity, compensated by adjusting the regulated quantity difference of brightness due to luminance difference caused by differently curved degree
Problem, further improves the display effect of flexible display panels.
In some optional embodiments, Figure 26 is the flow chart of step S30 in the embodiment of the present invention, as shown in figure 26,
The step of step S30 determines the bending direction and degree of crook of flexible display panels according to detection signal includes:
S31:The change direction and variable quantity of capacitance between first electrode and second electrode are determined according to detection signal, its
In, the change direction of capacitance becomes larger including capacitance to diminish with capacitance.
Capacitance is formed between first electrode and second electrode, when flexible display panels are bent, will change first electrode with
The distance between second electrode, so as to cause the increase or reduction of capacitance.
S32:The bending of flexible display panels is determined according to the change direction of capacitance between first electrode and second electrode
Direction.
Capacitance between first electrode and second electrode, with the reduction of the distance between first electrode and second electrode
And increase, therefore the bending direction of flexible display panels can be determined according to the change of capacitance, it should be noted that the first electricity
Pole is different from the position that second electrode is set, and the correspondence between the change of its capacitance and bending direction also differs, when
When first electrode and second electrode are arranged on display panel light extraction side, when one group of capacitance between first electrode and second electrode
When value reduces, i.e., when the distance between first electrode and second electrode increase, show that this group of first electrode is corresponding with second electrode
Display pixel opening increase, it is necessary to corresponding reduce pixel voltage, reduce the brightness of display pixel;When one group of first electrode with
When capacitance between second electrode increases, i.e., when the distance between first electrode and second electrode reduce, show the group first
The opening of electrode display pixel corresponding with second electrode reduces, it is necessary to which corresponding increase pixel voltage, that is, increase display pixel
Brightness.When first electrode and second electrode are arranged on the non-light extraction side of flexible display panels, its correspondence and first electrode
It is opposite when being arranged on display panel light extraction side with second electrode.
S33:The bending journey of flexible display panels is determined according to the variable quantity of capacitance between first electrode and second electrode
Degree.
The degree of crook of flexible display panels is bigger, and the distance between first electrode and second electrode change bigger, capacitance
The variable quantity of value is bigger, therefore the degree of crook of flexible display panels can be determined according to the amount of capacitance.
In some optional embodiments, Figure 27 is the flow chart of step S40 in the embodiment of the present invention, as shown in figure 27,
Step S40 adjusts the pixel voltage of display pixel according to the bending direction and degree of crook of flexible display panels, is specially:
S41:When bending direction is the first bending direction, increase the brightness of display pixel, wherein, degree of crook is bigger,
The increment for increasing the brightness of display pixel is bigger.
S412:When bending direction is the second bent direction, reduce the brightness of display pixel, wherein, degree of crook is bigger, subtracts
The decrement of the brightness of small display pixel is bigger.
As indicated above, the first bending direction is that flexible display panels are raised towards side of the underlay substrate away from display layer
Direction, display layer is in the concave surface of flexible display panels, each when the bending direction of flexible display panels is the first bending direction
The opening of display pixel diminishes, and increases the brightness of display pixel at this time, can balance since the opening of display pixel diminishes and draws
The brightness risen diminishes;Second bending direction is flexible display panels to the side of side protrusion of the display layer away from the underlay substrate
To, display layer is in the convex surface of flexible display panels, when the bending direction of flexible display panels is the second bending direction, Ge Gexian
Show that the opening of pixel becomes larger, reduce the brightness of display pixel at this time, can balance since the opening of display pixel becomes larger and causes
Brightness become larger.
According to the bending direction of flexible display panels, corresponding increase or the brightness for reducing display pixel, improve display effect,
Flexible display panels are solved when in case of bending, since the opening of each display pixel increases or reduces, caused by
The problem of brightness irregularities.
By above-described embodiment, flexible display panels of the invention and its control method and display device, reach
Following beneficial effect:
When flexible display panels are when in case of bending, the opening of each display pixel will increase or reduce, and influence soft
Property the normal display brightness of display panel, the present invention pass through the side of display panel set bending inductive layer, detect Flexible Displays
The case of bending of panel, and the case of bending by control unit according to flexible display panels, corresponding increase or reduction display pixel
Brightness, by adjusting display pixel luminance compensation due to influence of the opening to normal display brightness of display pixel, improve
Display effect, improves user experience.
Although some specific embodiments of the present invention are described in detail by example, the skill of this area
Art personnel it should be understood that example above merely to illustrating, the scope being not intended to be limiting of the invention.The skill of this area
Art personnel are it should be understood that without departing from the scope and spirit of the present invention can modify above example.This hair
Bright scope is defined by the following claims.
Claims (19)
- A kind of 1. flexible display panels, it is characterised in that including:Display layer, including multiple display pixels;Inductive layer is bent, is arranged at the side of the display layer, the bending inductive layer includes at least one bending sensing unit, The bending sensing unit includes:First electrode, the second electrode being oppositely arranged with the first electrode, be arranged at described first Blocking part between electrode and the second electrode, wherein, the blocking part is used to make the first electrode and the described second electricity There is gap between pole, the plane where plane, the second electrode where the first electrode with the display layer institute Plane intersect;Control unit, is electrically connected with the bending sensing unit, for the electric signal tune produced according to the bending sensing unit Save the brightness of the display pixel.
- 2. flexible display panels according to claim 1, it is characterised in thatThe first electrode is arranged in parallel with the second electrode, and the plane where the first electrode and the display layer institute Plane it is vertical.
- 3. flexible display panels according to claim 1, it is characterised in that the bending sensing unit further includes:Insulating layer, is arranged at the first electrode close to the side of the second electrode, wherein, the blocking part is arranged at described Between insulating layer and the second electrode.
- 4. flexible display panels according to claim 1, it is characterised in thatThe bending inductive layer includes multiple bending sensing units, and multiple bending sensing units include the multiple first bendings and feel Unit and multiple second bending sensing units are answered, wherein, the first electrode and second electrode of the first bending sensing unit exist It is oppositely arranged on first direction, the first electrode and second electrode of the second bending sensing unit are opposite in a second direction to be set Put, wherein, the first direction intersects with the second direction.
- 5. flexible display panels according to claim 4, it is characterised in thatMultiple first bending sensing units are arranged in array, and form the first bending sensing arranged in said first direction Cell row and the first bending sensing unit row arranged in this second direction;Multiple second bending sensing units are arranged in array, and form the second bending sensing arranged in said first direction Cell row and the second bending sensing unit row arranged in this second direction;The bending inductive layer further includes:First routing layer, including multiple the first signal wires extended along the first direction and arranged along the second direction, its In, first signal wire connection is positioned at bending the of sensing unit described in the same first bending sensing unit row One electrode, and another described first signal wire connection is positioned at bending sensing described in the same second bending sensing unit row The first electrode of unit;Second routing layer, including multiple secondary signal lines extended along the second direction and arranged along the first direction, its In, a secondary signal line connection is positioned at bending the of sensing unit described in the same first bending sensing unit row Two electrodes, and another described secondary signal line connection is positioned at bending sensing described in the same second bending sensing unit row The second electrode of unit.
- 6. flexible display panels according to claim 5, it is characterised in thatEach first bending sensing unit and/or the second bending sensing unit correspond to a display pixel and set Put.
- 7. flexible display panels according to claim 6, it is characterised in thatThe display panel includes flexible area and inflexibility area, and the bending inductive layer is arranged at the flexible area.
- 8. flexible display panels according to any one of claim 1 to 7, it is characterised in that the display layer includes:Sun Pole, cathode and the luminous organic material being arranged between the anode and the cathode.
- 9. flexible display panels according to claim 8, it is characterised in that further include:Underlay substrate, is provided with the display layer on the underlay substrate;Wherein, the bending inductive layer is arranged at side of the underlay substrate away from the display layer.
- 10. flexible display panels according to claim 8, it is characterised in that further include:Underlay substrate, is provided with the display layer on the underlay substrate;Encapsulated layer, is arranged at side of the display layer away from the underlay substrate;Wherein, the bending inductive layer is arranged at side of the encapsulated layer away from the display layer.
- 11. flexible display panels according to claim 8, it is characterised in that further include:Underlay substrate, is provided with the display layer on the underlay substrate;Encapsulated layer, is arranged at side of the display layer away from the underlay substrate;Wherein, the encapsulated layer includes inorganic layer, and multiple bending sensing units are distributed in the inorganic layer.
- 12. flexible display panels according to claim 11, it is characterised in thatThe encapsulated layer includes two layers of inorganic layer and the organic layer being arranged between two layers of inorganic layer, multiple described curved Bent sensing unit is distributed in the inorganic layer of the display layer side.
- 13. flexible display panels according to claim 8, it is characterised in that further include:Underlay substrate, is provided with the display layer on the underlay substrate;Pixel defining layer, has the opening of the exposure anode, and the luminous organic material is arranged in the opening,Multiple bending sensing units are distributed in the pixel defining layer.
- 14. flexible display panels according to claim 13, it is characterised in thatThe first electrode and the second electrode of the same bending sensing unit are arranged at the two neighboring opening Between.
- 15. a kind of display device, it is characterised in that including the flexible display panels any one of claim 1 to 14.
- 16. a kind of control method of display panel, it is characterised in that the display panel is any one of claim 1 to 15 The flexible display panels, the flexible display panels include underlay substrate, and the control method includes:The first electrode that sensing unit is bent into the flexible display panels sends pumping signal;Receive the detection signal of the second electrode output of the bending sensing unit;The bending direction of the flexible display panels is determined according to the detection signal, wherein, the bending direction includes first Bending direction and the second bending direction, first bending direction is for the flexible display panels towards the underlay substrate away from institute The direction of the side protrusion of display layer is stated, second bending direction is for the flexible display panels to the display layer away from institute State the direction of the side protrusion of underlay substrate;AndThe brightness of the display pixel is adjusted according to the bending direction of the flexible display panels.
- 17. the control method of display panel according to claim 16, it is characterised in that the control method further includes:The degree of crook of the flexible display panels is determined according to the detection signal;And the brightness of the display pixel is adjusted according to the degree of crook of the flexible display panels.
- 18. the control method of display panel according to claim 17, it is characterised in that determined according to the detection signal The step of bending direction and degree of crook of the flexible display panels, includes:The change direction of capacitance and change between the first electrode and the second electrode are determined according to the detection signal Amount, wherein, the change direction of the capacitance becomes larger including capacitance to diminish with capacitance;The flexible display panels are determined according to the change direction of capacitance between the first electrode and the second electrode Bending direction;The curved of the flexible display panels is determined according to the variable quantity of capacitance between the first electrode and the second electrode Qu Chengdu.
- 19. the control method of display panel according to claim 17, it is characterised in that according to the flexible display panels Bending direction and degree of crook adjust the brightness of the display pixel and include:When the bending direction is first bending direction, increase the brightness of the display pixel, wherein, the bending journey Degree is bigger, and the increment for increasing the brightness of the display pixel is bigger;When the bending direction is the described second bent direction, reduce the brightness of the display pixel, wherein, the degree of crook Bigger, the decrement for reducing the brightness of the display pixel is bigger.
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