CN110570771B - Flexible display device and display control method of flexible display device - Google Patents

Flexible display device and display control method of flexible display device Download PDF

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Publication number
CN110570771B
CN110570771B CN201910868147.5A CN201910868147A CN110570771B CN 110570771 B CN110570771 B CN 110570771B CN 201910868147 A CN201910868147 A CN 201910868147A CN 110570771 B CN110570771 B CN 110570771B
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flexible display
bending
strain
display device
region
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CN110570771A (en
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李学斌
单奇
廖富
赵永丰
后红琪
杨旭
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Yungu Guan Technology Co Ltd
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Yungu Guan Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1633Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating 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
    • G09F9/301Indicating 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

Abstract

The application provides a flexible display device and a display control method of the flexible display device, and relates to the technical field of display. The flexible display device includes: a flexible display panel including a bending region; the strain sensing assembly is arranged on the non-display side of the display panel and comprises a first strain sensing area for supporting the bending area; and the bonding layer is attached to the bending area and the first strain induction area. In the embodiment of this application, correspond through the district of buckling at flexible display panel and set up first strain induction zone to make first strain induction zone can be along with the bending deformation in district of buckling and deformation, and then make control circuit board can judge the bending degree in district of buckling through the signal of telecommunication about deformation of first strain induction zone output, and then through at least one in the bending degree automatic control bright screen of control and the screen extinguishing.

Description

Flexible display device and display control method of flexible display device
Technical Field
The present application relates to the field of display technologies, and in particular, to a flexible display device and a display control method for the flexible display device.
Background
With the development of flexible display technology, flexible display devices are increasingly popular in the market. However, the conventional flexible display device mostly needs a user to manually control the screen on and off, so that the convenience and the body feeling of the user are poor.
Therefore, how to automatically control the on and off of the flexible display device becomes a problem to be solved urgently.
Disclosure of Invention
In view of this, embodiments of the present application are directed to providing a flexible display device and a display control method of the flexible display device, so as to solve the problem that the flexible display device in the prior art needs a user to manually control the screen on and off.
An aspect of the present application provides a flexible display device, including: a flexible display panel including a bending region; the strain sensing assembly is arranged on the non-display side of the flexible display panel and comprises a first strain sensing area opposite to the bending area; and the bending area is fixedly attached to the first strain induction area.
In one embodiment of the present application, the flexible display device further includes an adhesive layer for attaching the bending region and the first strain sensing region, and the first strain sensing region includes a strain sensitive layer, wherein the strain sensitive layer is adhered to the adhesive layer.
In an embodiment of the present application, the strain sensitive layer includes at least one strain sensitive unit, the strain sensitive unit includes at least one metal trace, each metal trace includes at least one protrusion, and each protrusion includes two arrangement portions arranged in parallel and a first connection portion connecting the two arrangement portions;
preferably, each metal wire includes at least two protruding portions, the at least two protruding portions are arranged in parallel, the metal wire further includes a second connecting portion connecting two adjacent protruding portions, and the first connecting portion and the second connecting portion are not located on the same straight line.
In one embodiment of the present application, the arrangement direction of the arrangement portions is parallel to a bending axis of the bending region when bending.
In an embodiment of the present application, the strain sensitive layer includes a plurality of strain sensitive units arranged linearly, wherein an arrangement direction of the linearly arranged strain sensitive units is parallel to a bending axis of the bending region when the bending region is bent.
In an embodiment of the present application, the flexible display panel further includes a non-bending region disposed at one side of the bending region and integrally connected to the bending region, and the strain sensing assembly further includes a second strain sensing region supporting the non-bending region, wherein a structure of the second strain sensing region is the same as a structure of the first strain sensing region.
In one embodiment of the present application, the flexible display device further comprises a control circuit board, wherein the strain sensing assembly is electrically connected to the control circuit board.
Another aspect of the present application provides a display control method of a flexible display device, including: continuously receiving a plurality of first electrical signals of a first strain sensing region; and sending a screen lightening instruction when one first electric signal in the plurality of first electric signals meets a first preset condition.
In one embodiment of the present application, the first electrical signal comprises a plurality of first sub-signals, the first sub-signals being output by a strain sensitive cell, the first sub-signals comprising position information; before the step of sending the screen-lighting instruction, the display control method further comprises the following steps: according to the position information of each of the first sub-signals, when it is determined that the plurality of strain sensitive units corresponding to the plurality of first sub-signals are linearly arranged, it is determined whether the first electrical signals corresponding to the plurality of first sub-signals satisfy the first preset condition.
In an embodiment of the present application, the display control method further includes: continuously receiving a plurality of second electrical signals of the first strain sensitive region; and when one second electric signal in the plurality of second electric signals meets a second preset condition, sending a screen-off instruction.
In the embodiment of this application, correspond through the district of buckling at flexible display panel and set up first strain induction zone to make first strain induction zone can be along with the bending deformation in district of buckling and deformation, and then make control circuit board can judge the bending degree in district of buckling through the signal of telecommunication about deformation of first strain induction zone output, and then through at least one in the bending degree automatic control bright screen of control and the screen extinguishing. When the bending area is bent to the reference bending degree from the flat state, the control circuit board can control the flexible display panel to extinguish the screen, so that automatic control of extinguishing the screen is realized. In the process of flattening the bending area, when the bending area is changed from the maximum bending degree to the reference bending degree, the control circuit board can control the flexible display panel to be bright, so that the automatic control of bright screen is realized.
Drawings
Fig. 1 is a schematic partial block diagram of a flexible display device in a flat state according to an embodiment of the present application.
Fig. 2 is a schematic partial structural view of a flexible display device in a bent state according to an embodiment of the present application.
Fig. 3 is a schematic partial structural view of a flexible display device according to another embodiment of the present application.
Fig. 4 is a schematic partial structural view of a flexible display device according to yet another embodiment of the present application.
Fig. 5 is a schematic partial structural view of a flexible display device according to yet another embodiment of the present application.
Fig. 6 is a schematic block diagram of a flexible display device according to an embodiment of the present application.
Fig. 7 is a schematic flowchart of a display control method of a flexible display device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Wherever possible, the same reference numbers will be used throughout the drawings to refer to the same or like parts.
In order to save power, the display device is usually provided with a power key (i.e., a power key), so that a user can manually press the power key to put a screen of the display device in a screen-off state without using a display function of the display device. Similarly, in the screen-off state, when it is necessary to use the display function of the display apparatus, the user needs to manually press the power key in order to call up the screen-on state.
For a flexible display device, in order to enhance the portability of the flexible display device and also to enhance the protection of the flexible display screen, the flexible display device is generally bent. Bending or unfolding the flexible display device itself requires manual manipulation by the user. When the power key is required to be pressed manually to enable the screen to be in a state of being bright or being out of the screen, the boredom of the user is increased, and therefore the convenient physical examination of the user is poor.
Therefore, if the flexible display device can be automatically controlled to be on and off, the problem that the convenient physical examination of the user is poor can be effectively solved.
Fig. 1 is a schematic partial block diagram of a flexible display device in a flat state according to an embodiment of the present application. Fig. 2 is a schematic partial structural view of a flexible display device in a bent state according to an embodiment of the present application.
Based on this, embodiments of the present application provide a flexible display device. As shown in fig. 1 and 2, the flexible display device may include: a flexible display panel 1 comprising a bending region 11; the strain sensing assembly 2 disposed on the non-display side of the flexible display panel 1 includes a first strain sensing area 21 opposite to the bending area 11, wherein the bending area 11 and the first strain sensing area 21 are attached and fixed.
Specifically, the bending region 11 of the flexible display panel 1 is deformed when being bent. Because bending zone 11 and first strain induction zone 21 set up relatively, and bending zone 11 and the laminating of first strain induction zone 21 are fixed, consequently, when bending zone 11 takes place deformation, first strain induction zone 21 will be along with the emergence deformation of bending zone 11's deformation.
In one embodiment of the present application, the flexible display device may further include an adhesive layer 3 attached to the bending region 11 and the first strain sensitive region 21, so that the bending region 11 of the flexible display panel 1 may be attached to the first strain sensitive region 21.
In one embodiment of the present application, the flexible display device may further include a control circuit board, and the strain sensing assembly 2 may be electrically connected to the control circuit board. Since the strain sensitive member 2 includes the first strain sensitive area 21, the first strain sensitive area 21 is also electrically connected to the control circuit board.
Here, the deformation generated by the first strain sensitive region 21 may be output in the form of an electrical signal, and different degrees of deformation may be applied to different electrical signals. The control circuit board can receive the electrical signal output by the first strain sensing area 21, and determine the bending degree of the bending area 11 according to the electrical signal output by the first strain sensing area 21.
In the process of bending the bending area 11, a bending degree can be selected as a boundary state between the bright screen and the dark screen. For ease of description, the selected degree of bending may be referred to as a reference degree of bending. When the bending area 11 is bent from the flat state to the reference bending degree, the control circuit board can control the flexible display panel 1 to extinguish the screen, so that automatic control of extinguishing the screen is realized. In the process of flattening the bending area 11, when the bending area 11 is changed from the maximum bending degree to the reference bending degree, the control circuit board can control the flexible display panel 1 to be bright, so that the automatic control of bright screen is realized. It should be understood that the reference degree of bending may be a maximum degree of bending or an intermediate degree of bending during bending. In one embodiment of the present application, the reference bending degree may be an intermediate bending degree, so as to avoid the occurrence of the failure of automatically extinguishing the screen. For example, during the process of bending the flexible display device, the bending region 11 may not be bent to the maximum bending degree. In such a case, automatic control of the screen-off of the flexible display device cannot be realized.
In the embodiment of this application, through the fixed first strain induction zone 21 of the bending zone 11 laminating at flexible display panel 1 to make first strain induction zone 21 can be along with the bending deformation of bending zone 11 and deform, and then make control circuit board can judge the bending degree of bending zone 11 through the signal of telecommunication about deformation of first strain induction zone 21 output, and then through at least one in bending degree automatic control bright screen of control and the screen extinguishing. When the bending area 11 is bent from the flat state to the reference bending degree, the control circuit board can control the flexible display panel 1 to extinguish the screen, so that automatic control of extinguishing the screen is realized. In the process of flattening the bending area 11, when the bending area 11 is changed from the maximum bending degree to the reference bending degree, the control circuit board can control the flexible display panel 1 to be bright, so that the automatic control of bright screen is realized.
In an embodiment of the present application, the first strain sensing region 21 may include a strain sensitive layer 211, and the strain sensitive layer 211 may be directly bonded on the adhesive layer 3, so that the deformation of the bending region 11 may be accurately transmitted to the strain sensitive layer 211, and then the electrical signal may be output through the deformation of the strain sensitive layer 211. Here, the adhesive layer 3 has adhesiveness, and the strain sensitive layer 211 may be directly adhered to a side of the adhesive layer 3 away from the bending region 11 of the display panel 1.
Specifically, the electrical signal output from the first strain sensitive region 21 may be in response to deformation of the strain sensitive layer 211. Bonding the strain sensitive layer 211 to the adhesive layer 3 may minimize a distance between the strain sensitive layer 211 and the inflection zone 11, so that the deformation of the inflection zone 11 may be accurately transferred to the strain sensitive layer 211.
Fig. 3 is a schematic partial structural view of a flexible display device according to another embodiment of the present application.
In one embodiment of the present application, as shown in fig. 3, the strain sensitive layer 211 may include at least one strain sensitive cell 2111, the strain sensitive cell 2111 may include at least one metal trace 21113, each metal trace 21113 includes at least one protrusion, each protrusion includes two alignment portions 21112 aligned in parallel and a first connection portion 21111 connecting the two alignment portions 21112;
preferably, each metal trace 21113 includes at least two protruding portions, the at least two protruding portions are arranged in parallel, the metal trace 21113 further includes a second connection portion 21114 connecting two adjacent protruding portions, and the first connection portion 21111 and the second connection portion 21114 are not on the same straight line.
Specifically, the metal trace 21113 including two parallel arranged arrangement portions 21112 and a first connection portion 21111 connecting the two arrangement portions 21112, and a second connection portion 21114 connecting each two adjacent ones of the at least two projection portions may be formed by bending, or may be formed after a metal layer is etched. The embodiment of the present application does not limit the forming manner of the metal trace 21113. The metal trace 21113 can be connected in a sensing circuit that senses deformation. When the bending region 11 is deformed, the metal trace 21113 is deformed, so that the resistance of the metal trace 21113 changes, and an electrical signal is generated through the change of the resistance. Different deformation degrees produce different resistance changes, and different resistance changes produce different electrical signals to realize that different deformation degrees correspond different electrical signals. Here, the deformation of the metal trace 21113 may be elastic deformation.
In one embodiment of the present application, as shown in fig. 2 and 3, the arrangement direction a of the arrangement portions 21112 is parallel to the bending axis B of the bending region 11 at the time of bending.
Specifically, each of the protruding portions includes two arrangement portions 21112 arranged in parallel, and when the metal trace 21113 includes two or more protruding portions, the two or more protruding portions are arranged in parallel, that is, at least two arrangement portions 21112 are arranged in parallel. The bending axis B may be an axial line of the cylindrical curved surface on which the bending zone 11 is located. When the arrangement direction a is parallel to the bending axis B, at least two arrangement portions 21112 arranged in parallel can be deformed, so that the resistance change of the metal trace 21113 is significant. That is, metal trace 21113 is arranged in the manner shown in fig. 3 to deform as many local metal traces as possible.
Fig. 4 is a schematic partial structural view of a flexible display device according to yet another embodiment of the present application.
In one embodiment of the present application, as shown in fig. 2 and 4, the strain sensitive layer 211 may include a plurality of strain sensitive cells 2111 arranged in a linear manner, and an arrangement direction C of the linear strain sensitive cells may be parallel to a bending axis B of the bending region 11 during bending.
Specifically, the arrangement direction C in fig. 4 may be parallel to the arrangement direction a in fig. 3. When the strain sensitive unit 2111 in the strain sensitive layer 211 is used for sensing the deformation degree of the bending region 11 and also for implementing a touch function, in order to distinguish an electrical signal for the touch function from an electrical signal for sensing the deformation degree of the bending region 11, a plurality of strain sensitive units 2111 may be disposed in a linear arrangement at a position corresponding to the bending region 11, and an arrangement direction C of the linear arrangement of the strain sensitive units may be parallel to a bending axis B of the bending region 11 during bending. Accordingly, each strain sensitive element 2111 has a corresponding sub-signal, and a plurality of strain sensitive elements 2111 correspond to a plurality of sub-signals. For the sake of uniformity in the following, this sub-signal may be referred to as a first sub-signal. That is, the electrical signal output by the strain sensitive layer 211 may be composed of a plurality of first sub-signals. In addition, each first sub-signal further includes position information, for example, two-dimensional coordinate information, so that whether the plurality of strain sensitive units 2111 are linearly arranged can be determined by the plurality of position information of the plurality of first sub-signals. If the determination result is yes, it can be further determined whether the arrangement direction of the linearly arranged strain sensitive elements is parallel to the bending axis B of the bending region 11 during bending. If the determination result is yes, it can be determined that the corresponding electrical signal output by the strain sensitive layer 211 is an electrical signal for sensing the degree of deformation of the bending region 11.
Fig. 5 is a schematic partial structural view of a flexible display device according to yet another embodiment of the present application. Fig. 5 may be a cross-sectional view at the location a-a in fig. 4.
In one embodiment of the present application, as shown in fig. 5, the first strain sensitive region 21 may further include a covering layer 212, and the covering layer 212 may completely cover the strain sensitive layer 211, so as to reduce damage to the strain sensitive layer 211 caused by an external force. When the strain sensitive layer 211 includes the metal traces 21113, the adhesive layer 3 may also adhesively secure the cover layer 212.
Fig. 6 is a schematic block diagram of a flexible display device according to an embodiment of the present application.
In an embodiment of the present application, the flexible display panel 1 may further include a non-bending region 12 disposed at one side of the bending region 11 and integrally connected to the bending region 11, and the strain sensing element 2 may further include a second strain sensing region 22 supporting the non-bending region 12. The structure of the second strain sensitive region 22 may be the same as that of the first strain sensitive region 21. Here, the adhesive layer 3 may further conform to the second strain sensitive area 22 and the non-buckling area 12.
In particular, the first strain sensitive region 21 and the second strain sensitive region 22 may be different regions of the strain sensitive member 2. That is, both may be integral. Here, the second strain sensing area 22 can be used to realize the touch function of the non-bending area 12.
Having described the flexible display device according to the embodiment of the present application, a display control method of the flexible display device according to the embodiment of the present application is described below with reference to fig. 7.
Fig. 7 is a schematic flowchart of a display control method of a flexible display device according to an embodiment of the present application. Here, the display control method may be performed by a processor on a control circuit board of the flexible display device.
As shown in fig. 7, the display control method of the flexible display device may include the following steps.
In step 710, a plurality of first electrical signals of the first strain sensitive region 21 are continuously received.
For example, when the bending region 11 is transformed from the bending state to the flat state, the bending region 11 will be deformed differently, so that the first strain sensitive region 21 continuously senses the different deformations, thereby outputting a plurality of first electrical signals. Here, the plurality of first electrical signals may be different first electrical signals, respectively.
Step 720, when one of the first electrical signals meets a first preset condition, a screen-on command is issued.
Here, the plurality of first electrical signals may be gradually changed in order of reception. That is, the size may be gradually increased or gradually decreased. For example, the first predetermined condition may be less than a predetermined electrical signal threshold value when the plurality of first electrical signals are gradually decreased in order of reception.
In the embodiment of this application, through the fixed first strain induction zone 21 of the bending zone 11 laminating at flexible display panel 1 to make first strain induction zone 21 can be along with the bending deformation of bending zone 11 and deform, and then make control circuit board can judge the bending degree of bending zone 11 through the signal of telecommunication about deformation of first strain induction zone 21 output, and then automatically control bright screen through the bending degree. In the process of flattening the bending area 11, when the bending area 11 is changed from the maximum bending degree to the reference bending degree, that is, when one of the first electric signals satisfies the first preset condition, the control circuit board can control the flexible display panel 1 to light, so that the automatic control of the light screen is realized.
In one embodiment of the present application, the display control method may further include: a plurality of second electrical signals successively receiving the first strain sensing areas 21; and when one second electric signal in the plurality of second electric signals meets a second preset condition, sending a screen-off instruction.
Here, when the bending region 11 is transitioned from the bending state to the flattening state, the electric signal output from the first strain sensing region 21 is referred to as a first electric signal. When the bending region 11 is transformed from the flat state to the bent state, the electrical signal output from the first strain sensing region 21 is referred to as a second electrical signal.
When the first preset condition is less than a preset electrical signal threshold, the second preset condition may be greater than the preset electrical signal threshold.
In an embodiment of the present application, as shown in fig. 2 and 4, when the strain sensitive layer 211 includes a plurality of strain sensitive cells 2111 arranged linearly, and an arrangement direction C of the linearly arranged strain sensitive cells is parallel to a bending axis B of the bending region 11 during bending, the first electrical signal may include a plurality of first sub-signals, the first sub-signals may be output by the strain sensitive cells 2111, and the first sub-signals include position information. Before issuing the screen-lighting instruction, the display control method may further include: according to the position information of each of the first sub-signals, when it is determined that the plurality of strain sensitive units 2111 corresponding to the plurality of first sub-signals are linearly arranged, it is determined whether the first electrical signals corresponding to the plurality of first sub-signals satisfy a first preset condition, so as to shorten the determination process and speed up the determination rate.
When the first electrical signal includes a plurality of first sub-signals, determining whether the first electrical signal satisfies a first preset condition may be determining whether a largest first sub-signal of the plurality of first sub-signals satisfies the first preset condition. That is, before determining whether the first electrical signal satisfies the first predetermined condition, the largest first sub-signal of the plurality of first sub-signals is determined.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modifications, equivalents and the like that are within the spirit and principle of the present application should be included in the scope of the present application.

Claims (10)

1. A flexible display device, comprising:
a flexible display panel including a bending region; and
the strain sensing assembly is arranged on the non-display side of the flexible display panel and used for acquiring the bending degree of the flexible display panel, and the strain sensing assembly comprises a first strain sensing area opposite to the bending area;
the flexible display device further includes: the control circuit board is electrically connected with the strain sensing assembly and is used for controlling the flexible display panel to light and/or turn off the screen according to the bending degree of the flexible display panel;
according to the degree of buckling control of flexible display panel bright screen and/or rest the screen, include:
when the bending degree is larger than the reference bending degree, controlling the flexible display panel to turn on the screen; and the number of the first and second groups,
and when the bending degree is smaller than the reference bending degree, controlling the flexible display panel to light.
2. The flexible display device of claim 1, further comprising an adhesive layer for adhering the bending region and the first strain sensitive region, wherein the first strain sensitive region comprises a strain sensitive layer, and wherein the strain sensitive layer is adhered to the adhesive layer.
3. The flexible display device according to claim 2, wherein the strain sensitive layer comprises at least one strain sensitive cell, the strain sensitive cell comprises at least one metal trace, each metal trace comprises at least one protrusion, and each protrusion comprises two alignment portions arranged in parallel and a first connection portion connecting the two alignment portions.
4. The flexible display device according to claim 2, wherein the strain sensitive layer comprises at least one strain sensitive unit, the strain sensitive unit comprises at least one metal trace, each metal trace comprises at least two protruding portions, the at least two protruding portions are arranged in parallel, each protruding portion comprises two arranged portions arranged in parallel and a first connecting portion connecting the two arranged portions, the metal trace further comprises a second connecting portion connecting two adjacent protruding portions, and the first connecting portion and the second connecting portion are not located on the same straight line.
5. The flexible display device according to claim 3, wherein the arrangement direction of the arrangement portions and the bending axis of the bending region when bending are parallel.
6. The flexible display device according to claim 2, wherein the strain sensitive layer comprises a plurality of strain sensitive units arranged in a linear manner, wherein the arrangement direction of the strain sensitive units arranged in the linear manner is parallel to a bending axis of the bending region when the bending region is bent.
7. The flexible display device according to any one of claims 1 to 6, wherein the flexible display panel further comprises a non-bending region disposed at one side of the bending region and integrally connected to the bending region, and the strain sensing assembly further comprises a second strain sensing region supporting the non-bending region, wherein the second strain sensing region has the same structure as the first strain sensing region.
8. A display control method of a flexible display device, wherein the flexible display device comprises a flexible display panel, the flexible display panel comprising a bending region, the method comprising:
continuously receiving a plurality of first electrical signals of a first strain induction area corresponding to the bending area; and
when one first electric signal in the plurality of first electric signals meets a first preset condition, sending a screen lightening instruction;
when one first electric signal in the plurality of first electric signals meets a first preset condition, a screen lightening instruction is sent out, and the screen lightening instruction comprises the following steps:
judging the bending degree of the bending area according to the first electric signal output by the first strain sensing area;
and controlling the bright screen of the flexible display panel according to the bending degree of the bending area.
9. The display control method according to claim 8, wherein the first electric signal includes a plurality of first sub-signals, the first sub-signals being output by a strain sensitive unit, the first sub-signals including position information;
before the step of sending the screen-lighting instruction, the display control method further comprises the following steps:
according to the position information of each of the first sub-signals, when it is determined that the plurality of strain sensitive units corresponding to the plurality of first sub-signals are linearly arranged, it is determined whether the first electrical signals corresponding to the plurality of first sub-signals satisfy the first preset condition.
10. The display control method according to claim 8, characterized by further comprising:
continuously receiving a plurality of second electrical signals of the first strain sensitive region; and
and when one second electric signal in the plurality of second electric signals meets a second preset condition, sending a screen-off instruction.
CN201910868147.5A 2019-09-12 2019-09-12 Flexible display device and display control method of flexible display device Active CN110570771B (en)

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CN106940965A (en) * 2017-05-12 2017-07-11 京东方科技集团股份有限公司 A kind of flexible display apparatus and its display methods
CN109427816A (en) * 2017-08-29 2019-03-05 京东方科技集团股份有限公司 Flexible display panels, flexible display apparatus and its display control method
CN107657894A (en) * 2017-11-02 2018-02-02 上海天马微电子有限公司 A kind of flexible display panels and display device
CN109616020A (en) * 2019-01-30 2019-04-12 京东方科技集团股份有限公司 Flexible display panels and display device

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