CN112885242B - Display device, display method of flexible display screen and readable storage medium - Google Patents

Display device, display method of flexible display screen and readable storage medium Download PDF

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Publication number
CN112885242B
CN112885242B CN202110176531.6A CN202110176531A CN112885242B CN 112885242 B CN112885242 B CN 112885242B CN 202110176531 A CN202110176531 A CN 202110176531A CN 112885242 B CN112885242 B CN 112885242B
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Prior art keywords
display screen
flexible display
telescopic
connecting rod
electrode
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CN112885242A (en
Inventor
杨文强
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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    • 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234Power saving characterised by the action undertaken
    • G06F1/325Power saving in peripheral device
    • G06F1/3265Power saving in display device
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412Digitisers structurally integrated in a display
    • 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
    • G09F9/33Indicating 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 being semiconductor devices, e.g. diodes
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04102Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper

Abstract

The embodiment of the application provides a display device, a display method of a flexible display screen and a readable storage medium, wherein the display device comprises: a first housing and a second housing; the first end of the flexible display screen is connected with the first shell, the second end of the flexible display screen is connected with the second shell, and the first shell can drive the flexible display screen to expand or retract relative to the second shell; the telescopic assembly is respectively connected with the first shell and the second shell, and can perform synchronous telescopic motion when the flexible display screen is unfolded or retracted; the detection device is arranged on the telescopic assembly and used for detecting telescopic parameters of the telescopic assembly so as to determine the expansion area of the flexible display screen. The detection of the flexible display screen expansion area of the display device is realized. And furthermore, according to the unfolding condition of the flexible display screen by a user, the display content is only displayed in the unfolding use area, and the unfolded state is in a state that the black screen is not displayed, so that the power consumption of the display equipment can be effectively reduced.

Description

Display device, display method of flexible display screen and readable storage medium
Technical Field
The application relates to the technical field of display equipment, in particular to display equipment, a display method of a flexible display screen and a readable storage medium.
Background
As application technologies of OLED (organic light-emitting diode) flexible electronic screens mature, great attention is paid to the development of bendable and rollable properties of OLED screens. If the mobile phone screen is applied to a mobile phone, in order to take account of the large visual area and the flexibility of the mobile phone screen, the mobile phone is designed to be foldable or partially accommodated and curled, which is a better choice.
At present, the rolling and folding screens are both in the field of improving the visual area and portability. As the screen size increases, the power consumption of the entire device also increases. Power consumption is an important performance indicator for portable devices and is not regarded as important. As the curling screen equipment, the unfolding area of the screen can be adjusted according to the use scene, and the range of the display picture is lightened, so that the curling screen equipment is convenient for a user, and can optimize power consumption, namely, the display content is only displayed in the unfolding use area according to the condition that the user unfolds the screen, the unfolded state is in the state that the black screen is not displayed, and basically no extra consumption is generated. However, how to distinguish the active display area (active area) of the expansion area in the curling device becomes an important issue.
Disclosure of Invention
The application discloses a display device, a display method of a flexible display screen and a readable storage medium, which are used for solving the problem of how to judge an active display area of an expansion area of a curling device in the related art.
In order to solve the above problems, the present application is implemented as follows:
in a first aspect, an embodiment of the present application provides a display device, including:
a first housing and a second housing;
the first end of the flexible display screen is connected with the first shell, the second end of the flexible display screen is connected with the second shell, and the first shell can drive the flexible display screen to be unfolded or retracted relative to the second shell;
the telescopic assembly is respectively connected with the first shell and the second shell, and can perform synchronous telescopic motion when the flexible display screen is unfolded or retracted;
the detection device is arranged on the telescopic assembly and used for detecting telescopic parameters of the telescopic assembly so as to determine the expansion area of the flexible display screen.
In a second aspect, an embodiment of the present application further provides a display method of a flexible display screen, where the display method is used for a display device, the display device includes a control device, a telescopic assembly, and a detection device disposed on the telescopic assembly, and the method includes the following steps:
acquiring telescopic parameters of the telescopic assembly through a detection device;
determining a display area of the flexible display screen according to the expansion parameters;
and displaying in the display area.
In a third aspect, an embodiment of the present application further provides a display device, including: a processor, a memory and a program or instructions stored on the memory and executable on the processor, which when executed by the processor, implement the steps of the display method of the flexible display screen according to the second aspect.
In a fourth aspect, embodiments of the present application further provide a readable storage medium, on which a program or instructions are stored, which when executed by a processor implement the steps of the display method of the flexible display screen according to the second aspect.
According to the technical scheme, the display device comprises a first shell, a second shell, a flexible display screen, a telescopic assembly and a detection device. The two ends of the flexible display screen are respectively connected with the first shell and the second shell, the first shell is pulled, so that the first shell can move relative to the second shell, and meanwhile, the first shell moves to drive the flexible display screen to be in an unfolding state or a retracting state. The two ends of the telescopic assembly are respectively connected with the first shell and the second shell, so that when the first shell is pulled, the telescopic assembly can synchronously move in a telescopic mode together with the flexible display screen. Set up detection device on flexible subassembly, through the flexible parameter of detection device detection flexible subassembly when being synchronous concertina movement with flexible display screen, alright in order to obtain the expansion degree of flexible display screen, that is to say, because flexible subassembly is flexible with flexible display screen is synchronous to the screen expansion ratio that can correspond the flexible display screen of calculating out through the flexible degree that detects flexible subassembly, and then realize the regional detection of flexible display screen expansion to display device. Furthermore, the display device can be controlled to display the picture of the display area corresponding to the expansion area of the flexible display screen according to the expansion area of the flexible display screen, that is, the display content can be displayed only in the expansion use area according to the expansion condition of the flexible display screen by the user, and the non-expansion state is in the state of no display of the black screen, so that the power consumption of the display device can be effectively reduced, the display device is convenient for the user, the use switching requirement of multiple scenes of the user is met, and the power consumption of the display device can be optimized. In addition, through setting up detection device on flexible subassembly, be about to the flexible display screen expand the recognition function of area integrated to flexible subassembly on, can avoid in the correlation technique with the recognition function integration of expansion area to the flexible display screen on and lead to the display screen quality to reduce like penetration rate and reliability to and increase display device cost scheduling problem, the technical scheme that this application embodiment provided, the drive is simple, facilitates the use. Wherein, through setting up flexible subassembly, can also play the effect of support to flexible display screen to concave, protruding, sunken the problem that influences user operation experience appears when can preventing that the user from accomplishing man-machine interaction on flexible display screen.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is one of schematic structural diagrams of a display device provided in an embodiment of the present application;
fig. 2 is a second schematic structural diagram of a display device according to an embodiment of the present application;
fig. 3 is a third schematic structural diagram of a display device according to an embodiment of the present application;
fig. 4 is a fourth schematic structural diagram of a display device provided in an embodiment of the present application;
fig. 5 is a fifth schematic structural diagram of a display device provided in an embodiment of the present application;
fig. 6 is a sixth schematic structural view of a display device provided in an embodiment of the present application;
fig. 7 is a seventh schematic structural diagram of a display device provided in an embodiment of the present application;
fig. 8 is an eighth schematic structural diagram of a display device provided in an embodiment of the present application;
fig. 9 is a ninth schematic structural diagram of a display device provided in an embodiment of the present application;
FIG. 10 is a schematic structural view of a retraction assembly provided in an embodiment of the present application;
FIG. 11 is a schematic structural diagram of a detection device provided in an embodiment of the present application;
fig. 12 is a second schematic structural diagram of a detection apparatus provided in the embodiment of the present application;
fig. 13 is a third schematic structural diagram of a detection apparatus according to an embodiment of the present application;
FIG. 14 is a fourth schematic structural diagram of a detection apparatus provided in the embodiments of the present application;
FIG. 15 is a fifth schematic view of a detecting device according to an embodiment of the present application;
FIG. 16 is a sixth schematic view of a detecting device according to an embodiment of the present application;
fig. 17 is a seventh schematic structural diagram of a detection device provided in the embodiment of the present application;
fig. 18 is a flowchart of a display method of a flexible display screen according to an embodiment of the present application;
fig. 19 is a second flowchart of a display method of a flexible display screen according to an embodiment of the present application;
fig. 20 is a schematic hardware configuration diagram of a display device according to an embodiment of the present application;
fig. 21 is a second schematic diagram of a hardware structure of a display device according to an embodiment of the present application.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 17, 20 and 21 is:
100 display equipment, 110 a first shell, 120 a second shell, 130 a flexible display screen, 140 a telescopic unit, 141 a first connecting rod, 142 a second connecting rod, 150 a detection device, 151 a first electrode, 152 a second electrode, 153 a third electrode, 154 a first rotating shaft, 155 a second rotating shaft, 156 a resistor, 157 a conductive piece, 160 a support piece, 170 a containing shaft, 180 a light sensor, 190 a light supplement lamp, 200 a front camera, 210 a rear camera and 220 a headphone;
1010 memory, 1020 processor, 1030 radio unit, 1040 network module, 1050 audio output unit, 1060 input unit, 1061 graphics processor, 1062 microphone, 1070 user input unit, 1071 touch panel, 1072 other input device, 1080 interface unit.
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 some, but not all, of the embodiments of the present application. 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.
The display device 100 provided in the embodiment of the present application is mainly used for electronic devices, such as mobile terminals like mobile phones, tablet computers, laptop computers, mobile computers, handheld game consoles, and the like. Of course, the present invention is not limited to the electronic device, and may be applied to other devices having a display function.
The display device 100, the display method of the flexible display screen, and the readable storage medium according to the embodiments of the present application are further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a display device 100 provided in an embodiment of the present application. Fig. 2 is a second schematic structural diagram of the display device 100 according to the embodiment of the present application. Fig. 3 is a third schematic structural diagram of a display device 100 according to an embodiment of the present application. Fig. 4 is a fourth schematic structural diagram of a display device 100 according to an embodiment of the present application. Fig. 5 is a fifth schematic structural diagram of a display device 100 according to an embodiment of the present application. Fig. 6 is a sixth schematic structural diagram of a display device 100 according to an embodiment of the present application. Fig. 7 is a seventh schematic structural diagram of the display device 100 according to the embodiment of the present application. Fig. 8 is an eighth structural schematic diagram of the display device 100 according to an embodiment of the present application. Fig. 9 is a ninth schematic structural diagram of a display device 100 according to an embodiment of the present application. As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 9, a display device 100 according to an embodiment of the present disclosure includes a first housing 110, a second housing 120, a flexible display screen 130, a telescopic assembly, and a detection apparatus 150. A first end of the flexible display screen 130 is connected with the first housing 110, a second end of the flexible display screen 130 is connected with the second housing 120, and the first housing 110 can drive the flexible display screen 130 to expand or retract relative to the second housing 120; the telescopic assemblies are respectively connected with the first shell 110 and the second shell 120, and can perform synchronous telescopic motion when the flexible display screen 130 is unfolded or retracted; the detection device 150 is disposed on the retractable assembly, and the detection device 150 is configured to detect a retractable parameter of the retractable assembly to determine an expansion area of the flexible display screen 130.
According to the technical solution provided in the embodiment of the present application, the display device 100 includes a first housing 110, a second housing 120, a flexible display screen 130, a telescopic assembly, and a detection apparatus 150. The first end of the flexible display screen 130 is connected to the first casing 110, the second end of the flexible display screen 130 is connected to the second casing 120, and the first casing 110 can move relative to the second casing 120 by pulling the first casing 110, and at the same time, the movement of the first casing 110 can drive the flexible display screen 130 to be in an extended state or a retracted state. Both ends of the telescopic assembly are respectively connected with the first housing 110 and the second housing 120, so that the telescopic assembly can perform a synchronous telescopic motion together with the flexible display screen 130 when the first housing 110 is pulled. Set up detection device 150 on flexible subassembly, detect flexible parameter when flexible subassembly is doing synchronous concertina movement with flexible display screen 130 through detection device 150, alright in order to obtain the expansion degree of flexible display screen 130, that is to say, because flexible subassembly is flexible with flexible display screen 130 is synchronous to flexible subassembly to can correspond the screen expansion ratio of calculating flexible display screen 130 through the flexible degree that detects flexible subassembly, and then realize the regional detection of flexible display screen 130 expansion to display device 100. Further, the display device 100 may be controlled to display a picture in a display area corresponding to the expansion area of the flexible display screen 130 according to the expansion area of the flexible display screen 130, that is, according to the expansion condition of the flexible display screen 130 by the user, the display content is only displayed in the expansion use area, and the non-expansion state is in a state where the black screen is not displayed, so that the power consumption of the display device 100 may be effectively reduced, which is not only convenient for the user, but also meets the use switching requirement of multiple scenes by the user, and the power consumption of the display device 100 may be optimized. In addition, through setting up detection device 150 on flexible subassembly, be about to flexible display screen 130 expand the recognition function of area and integrate to flexible subassembly on, can avoid the relevant art will expand the recognition function of area and integrate to flexible display screen 130 on and lead to the display screen quality such as the penetration rate and the reliability to reduce to and increase display device 100 cost scheduling problem, the technical scheme that this application embodiment provided, the drive is simple, facilitates the use. Wherein, through setting up flexible subassembly, can also play the effect of support to flexible display screen 130 to concave, protruding, sunken etc. appear influencing user operation experience's problem when can preventing that the user from accomplishing man-machine interaction on flexible display screen 130.
In a specific application, a control device may be disposed in the display device 100, the detection device 150 sends the expansion area of the flexible display screen 130 determined by detecting the expansion parameter of the expansion assembly to the control device, the control device controls the flexible display screen 130 to only display the display content corresponding to the expansion area, and the control device controls the non-expanded portion of the corresponding flexible display screen 130 to be in a black screen state, so that the non-expanded portion of the flexible display screen 130 does not substantially generate power consumption, and the display device 100 realizes power consumption optimization.
In concrete application, display device 100 still includes locking structure, and the user is through first casing 110 of pull for first casing 110 can drive flexible display screen 130 and the synchronous concertina movement of flexible subassembly, and when the first casing 110 of pull extremely limited state, locking structure can be with first casing 110 locking at extreme position, thereby can avoid the problem that excessive first casing 110 of pull leads to display device 100 to damage. In addition, the extended or retracted state of the flexible display 130 may also be achieved by drawing the first housing 110 and the second housing 120.
Fig. 10 is a schematic structural diagram of a telescopic assembly provided in an embodiment of the present application.
As a possible embodiment, as shown in fig. 2, 6, 8 and 10, the telescopic assembly includes at least one telescopic unit 140, and any one telescopic unit 140 of the at least one telescopic unit 140 includes a first link 141 and a second link 142 hinged to each other, and an included angle between the first link 141 and the second link 142 changes as the telescopic assembly is extended and retracted.
In this embodiment, the telescopic assembly is specifically designed to include at least one telescopic unit 140, and each telescopic unit 140 includes a first link 141 and a second link 142, wherein the first link 141 and the second link 142 are hinged to each other, and an included angle between the first link 141 and the second link 142 changes during the telescopic assembly. Specifically, the detecting device 150 may detect an angle variation occurring between the first connecting rod 141 and the second connecting rod 142 in the process of extending and retracting the telescopic assembly, that is, the telescopic parameter of the telescopic assembly includes an angle variation of an included angle between the first connecting rod 141 and the second connecting rod 142, and further, according to the synchronous motion of the flexible display screen 130 and the telescopic assembly, the expansion area of the flexible display screen 130 may be determined. The control device controls the display device 100 to display the content corresponding to the active area according to the expansion area of the flexible display screen 130, so that the power consumption of the display device 100 is reduced, and the use experience of a user is improved.
In a specific application, the detecting device 150 may be an angle sensor, and the number of the specific angle sensors and the position of the telescopic assembly may be set according to actual requirements. It can be understood that, by providing a plurality of angle sensors, the detection precision and accuracy of the angle variation of the included angle between the first connecting rod 141 and the second connecting rod 142 in the telescopic unit can be improved, and the accuracy and reliability of the identification of the expansion area of the flexible display screen 130 are further improved.
In a specific application, any one of the telescopic units 140 of the at least one telescopic unit 140 further includes a connecting shaft, that is, the first connecting rod 141 and the second connecting rod 142 are movably connected by the connecting shaft, and in a process of synchronous movement of the telescopic assembly and the flexible display screen 130, a distance between two adjacent connecting shafts is changed accordingly, so that a displacement sensor can be arranged to detect a variation of the distance between two adjacent connecting shafts to obtain an expansion area of the flexible display screen 130.
In a specific application, as shown in fig. 1 to 9, three different unfolded states of the flexible display 130 of the display device 100 are shown, fig. 1, 2 and 3 show a partially unfolded state of the flexible display 130, fig. 4, 5 and 6 show a fully unfolded state of the flexible display 130, and fig. 7, 8 and 9 show a retracted state of the flexible display 130. It can be seen that, when the display device 100 is in different unfolded states, the included angle between the first link 141 and the second link 142 is: beta is more than alpha and is more than gamma, and the distance between two adjacent connecting shafts is as follows: d2 > D1 > D3 to can be through the angle variation of detecting contained angle between first connecting rod 141 and the second connecting rod 142 or the variation of interval between two adjacent connecting axles, thereby obtain flexible subassembly's flexible parameter, and then calculate flexible display screen 130's screen expansion ratio through flexible parameter.
As a possible embodiment, as shown in fig. 2, 6 and 8, at least one telescopic unit 140 includes a first telescopic unit 140 and a second telescopic unit 140, and a first link 141 of the first telescopic unit 140 and a second link 142 of the second telescopic unit 140 are hinged at both ends thereof.
In this embodiment, it is limited that at least one of the telescopic units 140 includes a first telescopic unit 140 and a second telescopic unit 140, wherein the first connecting rod 141 of the first telescopic unit 140 and the second connecting rod 142 of the second telescopic unit 140 are connected to end portions of the two, so that when the first housing 110 is pulled, the first housing 110 can drive the flexible display screen 130 to move relative to the second housing 120, and simultaneously can drive the telescopic assembly and the flexible display screen 130 to perform synchronous telescopic movement, thereby calculating an expansion area of the flexible display screen according to telescopic parameters of the telescopic assembly. The first connecting rod 141 of the first telescopic unit 140 and the second connecting rod 142 of the second telescopic unit 140 are hinged to the end portions of the first connecting rod 141 and the second connecting rod 142, so that the telescopic movement of the telescopic assembly can be facilitated, the detection device 150 can detect the variation of the included angle between the first connecting rod 141 and the second connecting rod 142 conveniently, the detection precision of the detection device 150 on telescopic parameters is improved, and the accuracy of determining the expansion area of the flexible display screen 130 is further improved.
Fig. 11 is a schematic structural diagram of a detection apparatus 150 according to an embodiment of the present application. Fig. 12 is a second schematic structural diagram of a detection device 150 according to an embodiment of the present application. Fig. 13 is a third schematic structural diagram of a detection apparatus 150 according to an embodiment of the present application. Fig. 14 is a fourth schematic structural diagram of a detection apparatus 150 according to an embodiment of the present application. Fig. 15 is a fifth schematic structural view of a detection device 150 according to an embodiment of the present application. Fig. 16 is a sixth schematic structural view of a detection device 150 according to an embodiment of the present application. Fig. 17 is a seventh schematic structural diagram of a detection apparatus 150 according to an embodiment of the present application. As a possible embodiment, as shown in fig. 11, 12, 13 and 14, the detecting device 150 includes a first electrode 151, a second electrode 152, a first rotating shaft 154, a third electrode 153, a second rotating shaft 155, a resistor 156 and a conductive member 157, the first rotating shaft 154 is connected to the first link 141; the third electrode 153 is disposed on the first rotating shaft 154; the second rotating shaft 155 is sleeved on the outer side of the first rotating shaft 154, and the second rotating shaft 155 is connected with the second connecting rod 142; the resistor 156 is disposed on the second rotating shaft 155, and the first electrode 151 and the second electrode 152 are electrically connected to two ends of the resistor 156, respectively; one end of the conductive member 157 is electrically connected to the third electrode 153; in addition, as the telescopic assembly is extended or retracted, the detection device 150 obtains a resistance value between the first electrode 151 and the third electrode 153, or a capacitance value between the conductive member 157 and the resistor 156, to determine the extension or retraction parameter.
In this embodiment, the design specific detection device 150 includes a first electrode 151, a second electrode 152, a first rotation shaft 154, a third electrode 153, a second rotation shaft 155, a resistor 156, and a conductive member 157. When the telescopic assembly and the flexible display 130 move synchronously, the first connecting rod 141 is connected to the first rotating shaft 154, and the second connecting rod 142 is connected to the second rotating shaft 155, so that when the first connecting rod 141 and the second connecting rod 142 move in the stretching direction of the flexible display 130, the first rotating shaft 154 and the second rotating shaft 155 can be driven to rotate, and then the other end of the conductive member 157 connected to the third electrode 153 can move on the resistor 156 arranged on the second rotating shaft 155, so that the resistance between the first electrode 151 and the third electrode 153, or between the second electrode 152 and the third electrode 153, can be changed, the detection device 150 can determine the variation of the preset angle between the first connecting rod 141 and the second connecting rod 142 by obtaining the capacitance between the first electrode 151 and the third electrode 153, or between the conductive member 157 and the resistor 156, and then determine the telescopic parameter of the telescopic assembly. It can be understood that, by using the operating principle of the sliding rheostat, the screen expansion ratio of the flexible display screen 130 can be calculated according to the acquired resistance value between the first electrode 151 and the third electrode 153 or between the second electrode 152 and the third electrode 153, so as to realize the detection of the expansion area of the flexible display screen 130 of the display device 100. In addition, the spread area of the flexible display 130 can also be determined by obtaining the capacitance value between the conductive member 157 and the resistor 156. Simple structure, convenient operation realizes the determination of flexible display screen 130 expansion area.
In a specific application, the conductive element 157 may be a metal sliding piece, and the relative position between the metal sliding piece and the resistor 156 is changed by rotating the first rotating shaft 154 and the second rotating shaft 155, so as to change the resistance value between the extraction electrodes, and the expansion area of the flexible display screen 130 can be obtained by obtaining the variation of the resistance value between the extraction electrodes.
In a specific application, the resistor 156 may be a uniformly distributed resistor 156 layer coated on the upper surface of the second shaft 155, and the other end of the conductive member 157 can slide on the resistor 156 layer.
As one possible embodiment, as shown in fig. 11, 12, 13, and 14, the resistance value between the first electrode 151 and the third electrode 153 satisfies the calculation formula:
Figure BDA0002940856630000101
where ρ is the resistivity of the resistor 156, L1 is the length of the resistor 156 between the first electrode 151 and the third electrode 153, and A1 is the cross-sectional area of the resistor 156 between the first electrode 151 and the third electrode 153.
In this embodiment, a calculation formula that the resistance between the first electrode 151 and the third electrode 153 can satisfy is specifically defined, so that the detection device 150 can calculate the resistance between the first electrode 151 and the third electrode 153 by measuring the length and the cross-sectional area of the resistor 156 between the first electrode 151 and the third electrode 153, thereby detecting the amount of change of the preset angle between the first connecting rod 141 and the second connecting rod 142.
As a possible implementation manner, the resistance value between the second electrode 152 and the third electrode 153 satisfies the calculation formula:
Figure BDA0002940856630000102
where L2 is the length of the resistor 156 between the second electrode 152 and the third electrode 153, and A2 is the cross-sectional area of the resistor 156 between the second electrode 152 and the third electrode 153.
In this embodiment, a calculation formula that the resistance between the second electrode 152 and the third electrode 153 can satisfy is specifically defined, so that the detection device 150 can calculate the resistance between the second electrode 152 and the third electrode 153 by measuring the length and the cross-sectional area of the resistor 156 between the second electrode 152 and the third electrode 153, thereby detecting the amount of change of the preset angle between the first connecting rod 141 and the second connecting rod 142.
In a specific application, if the total length of the resistor 156 is known, the length of the resistor 156 between the second electrode 152 and the third electrode 153 can be calculated by measuring the length of the resistor 156 between the first electrode 151 and the third electrode 153, wherein the total length of the resistor 156 is the length of the resistor 156 between the first electrode 151 and the second electrode 152.
As a possible implementation manner, as shown in fig. 15, 16, and 17, a distance is provided between the other end of the conductive element 157 and the resistor 156, when the first connection rod 141 and the second connection rod 142 respectively drive the first rotation shaft 154 and the second rotation shaft 155 to rotate relatively, an overlapping area between the other end of the conductive element 157 and the resistor 156 in the orthogonal projection direction includes a first overlapping area and a second overlapping area, where the first overlapping area and the second overlapping area are not equal, and the detecting device 150 obtains a capacitance value between the other end of the conductive element 157 and the resistor 156 to obtain a variation of the preset angle.
In this embodiment, another embodiment of detecting the amount of the preset angle change between the first link 141 and the second link 142 is defined. Specifically, the other end of the conductive element 157 is not in contact with the resistor 156, but has a certain distance, and the detecting device 150 can obtain the variation of the preset angle between the first connecting rod 141 and the second connecting rod 142 by detecting the variation of the capacitance between the other end of the conductive element 157 and the resistor 156. Further, when the telescopic assembly and the flexible display 130 move synchronously, the first connecting rod 141 and the second connecting rod 142 respectively drive the first rotating shaft 154 and the second rotating shaft 155 to rotate relatively, so that the other end of the conductive member 157 can move above the resistor 156, and when the other end of the conductive member 157 moves above the resistor 156, the overlapping area of the other end of the conductive member 157 and the overlapping area of the resistor 156 in the front projection direction are not equal to each other, that is, when the other end of the conductive member 157 moves above the resistor 156, the overlapping area of the other end of the conductive member 157 and the overlapping area of the resistor 156 in the front projection direction are changed, so that capacitance values of the conductive member 157 and the resistor 156 at different positions can be calculated according to the change of the relative position of the other end of the conductive member 157 and the resistor 156, and then the change amount of the preset angle between the first connecting rod 141 and the second connecting rod 142 is obtained, thereby realizing the detection of the expansion region of the flexible display 130 of the display 100.
In a specific application, by setting the other end of conductive element 157 and resistor 156 in a non-contact state, the problem of reduced reliability of detecting device 150 due to long-term contact wear between conductive element 157 and resistor 156 can be prevented, and the accuracy and reliability of detection by detecting device 150 can be improved.
As a possible implementation, as shown in fig. 15, 16 and 17, the capacitance value between the other end of the conductive member 157 and the resistor 156 satisfies the calculation formula:
Figure BDA0002940856630000121
where ε r is the relative dielectric constant, S is the overlap area, d is the distance between the other end of the conductive element 157 and the resistor 156 in the orthogonal projection direction, and k is the constant of the electrostatic force.
In this embodiment, a calculation formula of the capacitance value between the other end of the conductive element 157 and the resistor 156 is specifically defined, so that the detection device 150 can calculate the capacitance value between the other end of the conductive element 157 and the resistor 156 by measuring the overlapping area and the distance between the other end of the conductive element 157 and the resistor 156 in the orthogonal projection direction, thereby detecting the preset angle variation between the first link 141 and the second link 142.
As a possible implementation manner, as shown in fig. 1 to 17, the display device 100 further includes a support 160, the support 160 is disposed on the flexible display 130, and the support 160 is used for supporting the flexible display 130.
In this embodiment, a support member 160 is specifically designed, and the support member 160 is disposed on the flexible display 130, so as to provide further support for the flexible display 130. The problem that concave, convex, sunken and the like influence user operation experience when the user finishes man-machine interaction on the flexible display screen 130 is further prevented.
In a specific application, the supporting member 160 may be configured as a mesh support, so as to avoid the configuration of the supporting member 160 from interfering with the drawing process of the flexible display 130 on the basis of the manufacturing of the flexible display 130.
As a possible implementation manner, as shown in fig. 1 to 17, the display device 100 further includes a receiving shaft 170, the receiving shaft 170 is disposed on the first housing 110, and the flexible display 130 is wound around the receiving shaft 170.
In this embodiment, a storage shaft 170 is specifically designed, the storage shaft is disposed in the first casing 110, and the flexible display 130 is wound on the storage shaft 170, so that when the first casing 110 is pulled and the first casing 110 moves relative to the second casing 120, the flexible display 130 can be unfolded or retracted around the storage shaft 170, thereby meeting the multi-scene use switching requirements of a user.
In a specific application, one receiving shaft 170 may also be disposed on the second housing 120, two ends of the flexible display 130 are respectively disposed on the two receiving shafts 170 in a winding manner, and the first housing 110 and/or the second housing 120 are pulled to realize the extending state or the retracting state of the flexible display 130.
In a specific application, the display device 100 further includes a light sensor 180, and the light sensor 180 can detect ambient light and feed back screen brightness for adaptive adjustment. The light sensor 180 may also have a distance sensing function, for example, when a user answers a phone and places the phone near his ear, the user can turn off the screen automatically, thereby further saving power consumption of the screen.
In a specific application, the display device 100 further includes a front camera 200, and the front camera 200 has a good optical design and a good sensor for a user to realize a self-photographing function.
In a specific application, the display device 100 further includes a rear camera 210, and the main camera of the display device 100, which has a better optical design and a better sensor, is the best performing camera module in the display device 100.
In a specific application, the display device 100 further includes a fill-in light 190, and the fill-in light 190 is a light emitting diode, and is used as a flash fill-in light when the display device 100 takes a picture at low brightness, and can also be used as a flashlight.
In a specific application, the display device 100 further comprises an earphone 220, a talking listening device.
Fig. 18 shows one of flowcharts of a display method of a flexible display screen according to an embodiment of the present application. Fig. 19 shows a second flowchart of a display method of a flexible display screen according to an embodiment of the present application. As shown in fig. 18, the display device includes a control device, a telescopic assembly, and a detection device disposed on the telescopic assembly, and the display method of the flexible display screen in the embodiment of the present application includes the following steps:
102, acquiring telescopic parameters of a telescopic assembly through a detection device;
104, determining a display area of the flexible display screen according to the telescopic parameters;
and 106, displaying in the display area.
The display method of the flexible display screen provided by the embodiment of the application can be applied to the display equipment of the embodiment. Set up detection device on flexible subassembly, through the flexible parameter of detection device detection flexible subassembly when being synchronous concertina movement with flexible display screen, alright in order to obtain the expansion degree of flexible display screen, that is to say, because flexible subassembly is flexible with flexible display screen is synchronous to the screen expansion ratio that can correspond the flexible display screen of calculating out through the flexible degree that detects flexible subassembly, and then realize the regional detection of flexible display screen expansion to display device. Furthermore, the control device can control the display device to display the picture of the display area corresponding to the expansion area of the flexible display screen according to the expansion area of the flexible display screen, that is, the display content can be displayed only in the expansion use area according to the expansion condition of the flexible display screen by the user, and the non-expansion state is in the state of no display of the black screen, so that the power consumption of the display device can be effectively reduced, the flexible display screen display control device is convenient for the user, meets the use switching requirement of multiple scenes of the user, and can also enable the display device to realize the power consumption optimization.
In addition, through setting up detection device on flexible subassembly, be about to the flexible display screen expand the recognition function of area integrated to flexible subassembly on, can avoid in the correlation technique with the recognition function integration of expansion area to the flexible display screen on and lead to the display screen quality to reduce like penetration rate and reliability to and increase display device cost scheduling problem, the technical scheme that this application embodiment provided, the drive is simple, facilitates the use. Wherein, through setting up flexible subassembly, can also play the effect of support to flexible display screen to concave, protruding, sunken the problem that influences user operation experience appears when can preventing that the user from accomplishing man-machine interaction on flexible display screen.
As a possible implementation manner, as shown in fig. 19, the telescopic assembly includes at least one telescopic unit 140, and any one telescopic unit 140 of the at least one telescopic unit 140 includes a first link and a second link hinged to each other, and an included angle between the first link and the second link changes as the telescopic assembly is extended, where the step 104 specifically includes:
and 1042, detecting the variation of an included angle between the first connecting rod and the second connecting rod by the detection device to obtain a telescopic parameter.
In this embodiment, detection device connects first connecting rod and second connecting rod respectively, because flexible subassembly is when being synchronous concertina movement with the flexible display screen, the contained angle between first connecting rod and the second connecting rod can change, detection device is through the change volume that detects contained angle between first connecting rod and the second connecting rod, can confirm the flexible parameter of flexible subassembly, that is to say, the flexible parameter of flexible subassembly includes the change volume of contained angle between first connecting rod and the second connecting rod, and then can obtain the expansion area of flexible display screen. The control device controls the display equipment to display the content corresponding to the active area according to the expansion area of the flexible display screen, so that the power consumption of the display equipment is reduced, and the use experience of a user is improved.
Wherein, detection device can be angle sensor, and the quantity of specific angle sensor can set up according to actual need with setting up in the position of flexible subassembly. It can be understood that, through setting up a plurality of angle sensor, can improve detection precision and the degree of accuracy of predetermineeing the angle variation between first connecting rod and the second connecting rod in the flexible display screen, and then improve flexible display screen and expand accuracy and reliability of area discernment.
The display device 100 in the embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal. The device may be a mobile electronic device or a non-mobile electronic device. By way of example, the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm top computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine or a self-service machine, and the like, and the embodiment of the present invention is not particularly limited.
The display apparatus 100 in the embodiment of the present application may be a device having an operating system. The operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, and embodiments of the present application are not limited specifically.
In this embodiment, when each module of the display device 100 executes its own function, the steps of the display method of the flexible display screen in any embodiment described above are implemented, for example, the steps of the display method of the flexible display screen in fig. 18 and fig. 19, and therefore, the display device 100 also includes all the beneficial effects of the display method of the flexible display screen in any embodiment described above, which is not described again here.
Fig. 20 shows one of the hardware configuration diagrams of a display device 100 according to an embodiment of the present application. As shown in fig. 20, a display device 100 of an embodiment of the present application includes: the processor 1020, the memory 1010 and the program or instructions stored on the memory 1010 and executable on the processor 1020, when executed by the processor 1020, implement the steps of the display method of the flexible display screen as provided in any of the above embodiments. Therefore, the display device 100 includes all the advantages of the display method of the flexible display screen provided in any of the above embodiments, which are not described herein again.
It should be noted that the display device 100 in the embodiment of the present application includes the mobile electronic device and the non-mobile electronic device described above.
Fig. 21 illustrates a second hardware structure diagram of a display device 100 according to an embodiment of the present disclosure. As shown in fig. 21, the display device 100 includes, but is not limited to: a radio frequency unit 1030, a network module 1040, an audio output unit 1050, an input unit 1060, a sensor, a user input unit 1070, an interface unit 1080, a memory 1010, and a processor 1020.
Those skilled in the art will appreciate that the display device 100 may further include a power supply (e.g., a battery) for supplying power to various components, and the power supply may be logically connected to the processor 1020 via a power management system, so as to implement functions of managing charging, discharging, and power consumption via the power management system. The structure of the display device 100 shown in fig. 21 does not constitute a limitation of the display device 100, and the display device 100 may include more or less components than those shown, or combine some components, or a different arrangement of components. In the embodiment of the present application, the display device 100 includes, but is not limited to, a mobile terminal, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted electronic device, a wearable device, a pedometer, and the like.
Wherein, the flexible parameter of flexible subassembly is obtained through detection device.
The processor is used for determining the display area of the flexible display screen according to the expansion and contraction parameters.
And displaying in the display area.
In a specific application, the detection device detects the variation of the included angle between the first connecting rod and the second connecting rod, and the processor is used for obtaining the telescopic parameters according to the variation of the included angle.
It should be understood that, in the embodiment of the present application, the radio frequency unit 1030 may be configured to send and receive information or send and receive signals during a call, and in particular, receive downlink data of a base station or send uplink data to the base station. Radio frequency unit 1030 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
The network module 1040 provides wireless broadband internet access to the user, such as assisting the user in emailing, browsing web pages, and accessing streaming media.
The audio output unit 1050 may convert audio data received by the radio frequency unit 1030 or the network module 1040 or stored in the memory 1010 into an audio signal and output as sound. Also, the audio output unit 1050 may also provide audio output related to a specific function performed by the display apparatus 100 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 1050 includes a speaker, a buzzer, a receiver, and the like.
The input unit 1060 is used to receive audio or video signals. The input Unit 1060 may include a graphic processor 1061 (GPU) and a microphone 1062, and the graphic processor 1061 processes image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the flexible display screen 130, or stored in the memory 1010 (or other storage medium), or transmitted via the radio unit 1030 or the network module 1040. The microphone 1062 may receive sound and may be capable of processing the sound into audio data, and the processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 1030 in the case of a phone call mode.
The display device 100 further includes at least one sensor such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, a light sensor, a motion sensor, and others.
The flexible display 130 is used to display information input by the user or information provided to the user.
The user input unit 1070 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the display apparatus 100. Specifically, the user input unit 1070 includes a touch panel 1071 and other input devices 1072. The touch panel 1071 is also called a touch screen and can collect a touch operation by a user thereon or nearby. The touch panel 1071 may include two parts of a touch detection device 150 and a touch controller. The touch detection device 150 detects a touch direction of a user, detects a signal caused by a touch operation, and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device 150, converts the touch information into touch point coordinates, and sends the touch point coordinates to the processor 1020 to receive and execute commands sent by the processor 1020. Other input devices 1072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
Further, the touch panel 1071 may be overlaid on the flexible display 130, and when the touch panel 1071 detects a touch operation on or near the touch panel 1071, the touch panel may transmit the touch operation to the processor 1020 to determine the type of the touch event, and then the processor 1020 may provide a corresponding visual output on the flexible display 130 according to the type of the touch event. The touch panel 1071 and the flexible display 130 may be provided as two separate components or may be integrated into one component.
The interface unit 1080 is an interface for connecting an external device to the display apparatus 100. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 1080 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the display apparatus 100 or may be used to transmit data between the display apparatus 100 and the external device.
The memory 1010 may be used to store application programs as well as various data. The memory 1010 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the mobile terminal, and the like. Further, the memory 1010 may include high speed random access memory 1010, and may also include non-volatile memory 1010, such as at least one piece of disk memory 1010, flash memory devices, or other volatile solid state memory 1010.
The processor 1020 performs various functions of the display device 100 and processes data by running or executing application programs and/or modules stored in the memory 1010 and calling data stored in the memory 1010, thereby monitoring the display device 100 as a whole. Processor 1020 may include one or more processing units; the processor 1020 may integrate the application processor 1020 and the modem processor 1020, wherein the application processor 1020 mainly processes an operating system, a user interface, an application program, and the like, and the modem processor 1020 mainly processes a file sharing operation.
The embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the process of the display method embodiment of the flexible display screen is implemented, and the same technical effect can be achieved, and in order to avoid repetition, details are not repeated here.
The processor is the processor 1020 in the display device 100 in the above embodiment. Readable storage media, including computer-readable storage media, such as computer Read-Only Memory (ROM), random Access Memory (RAM), magnetic or optical disks, etc.
It should be noted that, in the present application, the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. A display device, comprising:
a first housing and a second housing;
the first end of the flexible display screen is connected with the first shell, the second end of the flexible display screen is connected with the second shell, and the first shell can drive the flexible display screen to be unfolded or retracted relative to the second shell;
the telescopic assembly is respectively connected with the first shell and the second shell, and can perform synchronous telescopic motion when the flexible display screen is unfolded or retracted;
the detection device is arranged on the telescopic assembly and used for detecting telescopic parameters of the telescopic assembly so as to determine the expansion area of the flexible display screen;
the telescoping assembly comprises:
at least one telescopic unit, wherein any one telescopic unit in the at least one telescopic unit comprises a first connecting rod and a second connecting rod which are hinged with each other;
the detection device includes:
a first electrode and a second electrode;
the first rotating shaft is connected with the first connecting rod;
the third electrode is arranged on the first rotating shaft;
the second rotating shaft is sleeved on the outer side of the first rotating shaft and is connected with the second connecting rod;
the resistor is arranged on the second rotating shaft, and the first electrode and the second electrode are respectively electrically connected with two ends of the resistor;
the conductive piece, one end of the said conductive piece is connected with said third electrode electrically;
with the expansion and contraction of the expansion and contraction assembly, the detection device can determine the expansion and contraction parameter by acquiring a resistance value between the first electrode and the third electrode or a capacitance value between the conductive piece and the resistance.
2. The display device according to claim 1,
along with the flexible of flexible subassembly, the contained angle between first connecting rod and the second connecting rod changes.
3. The display device according to claim 2, wherein the at least one telescopic unit comprises:
the first connecting rod of the first telescopic unit and the second connecting rod of the second telescopic unit are hinged to the end parts of the first telescopic unit and the second telescopic unit.
4. The display device according to any one of claims 1 to 3, characterized in that the display device further comprises:
the supporting piece is arranged on the flexible display screen and used for supporting the flexible display screen.
5. The display device according to any one of claims 1 to 3, characterized in that the display device further comprises:
the storage shaft is arranged on the first shell, and the flexible display screen is wound on the storage shaft.
6. A display method of a flexible display screen is used for display equipment, the display equipment comprises a control device, a telescopic assembly and a detection device arranged on the telescopic assembly, and the display method is characterized by comprising the following steps:
acquiring telescopic parameters of the telescopic assembly through the detection device;
determining a display area of the flexible display screen according to the expansion parameters;
displaying in the display area;
the telescopic assembly comprises at least one telescopic unit, and any one telescopic unit in the at least one telescopic unit comprises a first connecting rod and a second connecting rod which are hinged with each other;
the detection device comprises a first electrode, a second electrode, a first rotating shaft, a third electrode, a second rotating shaft, a resistor and a conductive piece;
the first connecting rod is connected with the first rotating shaft, the second connecting rod is connected with the second rotating shaft, the first connecting rod and the second connecting rod drive the first rotating shaft and the second rotating shaft to rotate when moving in the stretching direction of the flexible display screen, the other end of the conductive piece connected with the third electrode moves on the resistor arranged on the second rotating shaft, the resistance between the first electrode and the third electrode or between the second electrode and the third electrode is changed, the resistance between the first electrode and the third electrode or between the conductive piece and the resistor is obtained, and the telescopic parameters of the telescopic assembly are determined.
7. The method for displaying the flexible display screen according to claim 6, wherein the telescopic assembly comprises at least one telescopic unit, any one of the at least one telescopic unit comprises a first connecting rod and a second connecting rod which are hinged to each other, and an included angle between the first connecting rod and the second connecting rod changes with the telescopic assembly, and the determining the display area of the flexible display screen according to the telescopic parameters of the telescopic assembly specifically comprises:
the detection device detects the variation of an included angle between the first connecting rod and the second connecting rod so as to obtain the telescopic parameters.
8. A display device, comprising: processor, memory and a program or instructions stored on the memory and executable on the processor, which when executed by the processor, implement the steps of the display method of a flexible display screen according to claim 6 or 7.
9. A readable storage medium, characterized in that the readable storage medium stores thereon a program or instructions which, when executed by a processor, implement the steps of the display method of the flexible display screen according to claim 6 or 7.
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