CN108877532B - Electronic device and display control method thereof - Google Patents
Electronic device and display control method thereof Download PDFInfo
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- CN108877532B CN108877532B CN201810780720.2A CN201810780720A CN108877532B CN 108877532 B CN108877532 B CN 108877532B CN 201810780720 A CN201810780720 A CN 201810780720A CN 108877532 B CN108877532 B CN 108877532B
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- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 description 13
- 230000006870 function Effects 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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Abstract
The application provides a display control method, which is applied to an electronic device, wherein the electronic device comprises a shell, a rotating mechanism, a driving mechanism and a flexible display screen, the rotating mechanism and the driving mechanism are accommodated in the shell, and the flexible display screen is connected with the rotating structure in a winding way; the shell is also provided with a light transmission area, and the part of the flexible display screen corresponding to the light transmission area forms a first display area of the electronic device; the display control method includes: the driving mechanism is controlled to drive the rotating mechanism to rotate towards the corresponding direction in response to the corresponding control signal, so that the flexible display screen is gradually wound and accommodated in the shell or stretched out from the shell along with the rotation of the rotating mechanism; and controlling the first display area and the second display area of the flexible display screen extending out of the shell to display correspondingly according to the length of the flexible display screen extending out of the shell. The application also provides an electronic device. The application can effectively increase the display size of the screen while ensuring that the electronic device is convenient to carry.
Description
Technical Field
The present application relates to the field of electronic devices, and in particular, to an electronic device and a display control method thereof.
Background
Currently, electronic devices such as mobile phones and tablet computers are increasingly used, and electronic devices with large-sized screens are also becoming popular with users. In the current electronic devices with large-sized screens, the overall size of the corresponding electronic devices is also large, so that the screen size of the current electronic devices is limited to a certain extent in consideration of the portability requirement and the convenience of holding by a user's hand.
Disclosure of Invention
The application aims to provide an electronic device and a display control method thereof, which can remarkably increase the screen size of the electronic device while being convenient to carry and hold.
In order to solve the above technical problems, in one aspect, an electronic device is provided, the electronic device includes a housing, a rotation mechanism, a driving mechanism, a flexible display screen and a controller, the rotation mechanism and the driving mechanism are accommodated in the housing, the flexible display screen is wound and connected to the rotation mechanism, the driving mechanism is connected to the rotation mechanism and is used for driving the rotation mechanism to rotate, the controller is electrically connected to the driving mechanism, and the controller is used for responding to a corresponding control signal and controlling the driving mechanism to drive the rotation mechanism to rotate towards a corresponding direction, so that the flexible display screen is gradually wound and accommodated in the housing or stretches out of the housing along with the rotation of the rotation mechanism; the flexible display screen is arranged on the shell, and is used for displaying the first display area of the electronic device; when the flexible display screen stretches out from the shell, the part of the flexible display screen stretching out of the shell forms a second display area of the electronic device, and the controller is further used for controlling the first display area and the second display area to display correspondingly according to the length of the flexible display screen stretching out of the shell when the electronic device outputs display.
On the other hand, a display control method is provided and applied to an electronic device, wherein the electronic device comprises a shell, a rotating mechanism, a driving mechanism and a flexible display screen, the rotating mechanism and the driving mechanism are accommodated in the shell, and the flexible display screen is connected to the rotating mechanism in a winding way; the shell is also provided with a light transmission area, and the part of the flexible display screen corresponding to the light transmission area forms a first display area of the electronic device; the control method comprises the following steps: controlling the driving mechanism to drive the rotating mechanism to rotate towards the corresponding direction in response to the corresponding control signal, so that the flexible display screen is gradually wound and accommodated in the shell or stretched out from the shell along with the rotation of the rotating mechanism; and controlling the first display area and the second display area of the flexible display screen extending out of the shell to display correspondingly according to the length of the flexible display screen extending out of the shell.
According to the electronic device and the display driving method thereof, the flexible display screen which can be contained in the shell or extend out of the shell is arranged, so that when large-screen display is needed, the flexible display screen can be extended out for large-screen display, and when the flexible display screen is contained in the electronic device, the electronic device is convenient to carry and hold. Furthermore, the application also controls the first display area and the second display area to display correspondingly according to the length of the flexible display screen extending out of the shell 1, thereby enriching the diversification of display.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a block diagram of an electronic device according to an embodiment of the application.
Fig. 2 is an external view of the electronic device in a first state according to an embodiment of the application.
Fig. 3 is an external view of the electronic device in the second state according to an embodiment of the application.
Fig. 4 is a schematic structural diagram of a cover plate with transparent effect after power-on in an embodiment of the application.
Fig. 5 is a cross-sectional view of an electronic device in an embodiment of the application.
Fig. 6 is a cross-sectional view of an electronic device in another embodiment of the application.
FIG. 7 is a schematic cross-sectional view of an electronic device according to an embodiment of the present application taken along a direction of movement of a flexible display screen.
Fig. 8 is a flowchart of a display driving method according to an embodiment of the application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without any inventive effort, are intended to be within the scope of the application.
In the description of the embodiments of the present application, it should be understood that the terms "thickness," "above," "below," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplification of the description, and do not imply or indicate that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
The electronic device and the display control method thereof can effectively improve the display size of the electronic device on the premise of keeping or even reducing the overall appearance size of the electronic device.
Referring to fig. 1 to 3, fig. 1 is a block diagram illustrating an electronic device 100 according to an embodiment of the application. Fig. 2 is an external view of the electronic device 100 in the first state. Fig. 3 is an external view of the electronic device 100 in the second state. The electronic device 100 includes a housing 1, a rotating mechanism 2, a driving mechanism 3, a flexible display screen 4, and a controller 5, where the rotating mechanism 2 and the driving mechanism 3 are housed in the housing 1, the flexible display screen 4 is wound and connected to the rotating mechanism 2, the driving mechanism 3 is connected to the rotating mechanism 2 and is used for driving the rotating mechanism 2 to rotate, and the controller 5 is electrically connected to the driving mechanism 3. The controller 5 is configured to control the driving mechanism 3 to drive the rotating mechanism 2 to rotate in a corresponding direction in response to a corresponding control signal, so that the flexible display screen 4 is gradually wound and accommodated in the housing 1 or stretched out from the housing 1 along with the rotation of the rotating mechanism 2.
Wherein, the casing 1 is further provided with a light-transmitting area 10, and a portion of the flexible display screen 4 corresponding to the light-transmitting area 10 forms a first display area D1 of the electronic device 100; when the flexible display 4 is extended from the housing 1, the portion of the flexible display 4 extending outside the housing 1 forms a second display area D2 of the electronic device 100, and the controller 5 is further configured to control the first display area D1 and the second display area D2 to perform corresponding display according to the length of the flexible display 4 extending out of the housing 1 when the electronic device 100 performs display output.
Therefore, in the present application, by providing the flexible display 4 that can be accommodated in the housing 1 or extend out of the housing 1, when a large screen display is required, as shown in fig. 3, the flexible display 4 can be extended out to perform the large screen display, so that the size of the electronic device 100 can be made smaller, and the requirement of the user for the large screen can be satisfied by the extendable flexible display 4. As shown in fig. 2, when the flexible display 4 is accommodated in the electronic device 100, the flexible display is convenient to carry and hold. Furthermore, the application controls the first display area D1 and the second display area D2 to display correspondingly according to the length of the flexible display screen 4 extending out of the shell 1, thereby enriching the diversification of display.
The first state refers to a state in which the flexible display 4 is accommodated in the housing 1, and the second state refers to a state in which the flexible display 4 is extended from the housing 1.
As shown in fig. 2, the housing 1 further includes an opening A1, the first end 41 (as shown in fig. 6) of the flexible display 4 is fixed on the rotating structure 2, the second end 43 opposite to the flexible display 4 extends beyond the opening A1, and when the rotating structure 2 rotates, a traction force from the second end 43 to the first end 41 or a thrust force from the first end 41 to the second end 43 is applied to the flexible display 4, so that the flexible display 4 is gradually wound and accommodated in the housing 1 or stretched out from the housing 1 along with the rotation of the rotating structure 2.
In some embodiments, when the electronic device 100 performs display output, the controlling, by the controller 5, the first display area D1 and the second display area D2 to perform corresponding display according to the length of the flexible display screen 4 extending out of the housing 1 may include: when the electronic device 100 performs display output, the controller 5 controls and selects one of the first display area D1 and the second display area D2 to display according to the difference of the length of the flexible display screen 4 extending out of the housing 1, or controls the first display area D1 and the second display area D2 to display different contents according to the difference of the length of the flexible display screen 4 extending out of the housing.
Thus, the controller 5 may control only one display area to display according to the difference in the length of the flexible display 4 extending out of the housing 1, or control both the first display area D1 and the second display area D2 to display, and the first display area D1 and the second display area D2 display different contents according to the difference in the length of the flexible display 4 extending out of the housing.
The display output of the electronic device 100 means that the electronic device 100 is on and a specific screen is displayed on the flexible display 4.
In some embodiments, the controller 5 may further control to select one of the first display area D1 and the second display area D2 for display according to a difference in a length of the flexible display screen 4 protruding from the housing 1, and may further include: the controller controls the first display area D1 to display and controls the second display area D2 to not display when the length of the flexible display screen 4 extending out of the housing 1 is smaller than the preset length, and controls the second display area D1 to display and controls the first display area D1 not to display when the length of the flexible display screen 4 extending out of the housing 1 is greater than or equal to the preset length.
That is, only the first display area D1 is controlled to display when the length of the flexible display screen 4 extending out of the housing 1 is less than the preset length, and the second display area D1 is not displayed; when the length of the flexible display screen 4 extending out of the shell 1 is greater than or equal to the preset length, only the second display area D1 is controlled to display, and the first display area D1 is not displayed; therefore, the display can be performed through only one display area, and the energy consumption is saved.
In some embodiments, the controller 5 controls the first display area D1 and the second display area D2 to display different contents according to the difference in the length of the flexible display screen 4 extending out of the housing, and may further include: when the flexible display screen 4 displays and the length of the flexible display screen 4 extending out of the shell 1 is smaller than the preset length, the controller controls the first display area D1 to display main content and controls the second display area D2 to display additional content; when the length of the flexible display screen 4 extending out of the shell 1 is greater than or equal to the preset length, the controller 5 controls the second display area D2 to display the main content and controls the first display area D1 to display the additional content.
In some embodiments, when the electronic device 100 currently displays and outputs a literature such as poetry and literature, the main content is text content of the literature, and the additional content is annotation content of the literature; alternatively, when the electronic device 100 is currently displaying a song playing interface, the main content is lyrics, and the additional content is related introduction of the song, for example, creation background of the song, prizes obtained by the song, introduction of the singer, and the like; alternatively, when the electronic device 100 is currently displaying a web page including graphics, the main content may be text content, and the additional content may be an illustration; alternatively, when the electronic device 100 is currently displayed as a video playing interface, the main content is video content, and the additional content may be scenario introduction, episode option, and the like.
In some embodiments, the predetermined length is equal to the length of the light-transmitting region 10 along the direction of movement of the flexible display screen 4. The length of the flexible display 4 extending out of the housing 10 refers to the length of the flexible display 4 extending out of the housing 10 along the movement direction of the flexible display 4.
In some embodiments, the light-transmitting area 10 is formed by grooving a predetermined area of the housing 1 and then assembling the transparent cover plate G1.
In other embodiments, the light-transmitting area 10 is a preset area of the housing 1, and is provided with a cover plate G2 having a transparent effect after being electrified; the controller 5 is further configured to control, when the flexible display screen 4 corresponding to the preset area 10 is required to display, to energize the cover plate G2 so that the preset area becomes the light-transmitting area 10, and further make a portion of the flexible display screen 4 corresponding to the light-transmitting area 10 visible.
Fig. 4 is a schematic structural diagram of the cover plate G2 with the transparent effect after being electrified. As shown in fig. 4, the cover plate G2 may include a driving electrode layer 111, an opening and closing layer 112, and a common electrode layer 113, which are stacked. The opening/closing layer 112 is located between the driving electrode layer 111 and the common electrode layer 113
The opening/closing layer 112 is a liquid crystal molecular layer, and includes a large number of liquid crystal molecules. When a driving voltage is applied to the driving electrode layer 111, a potential difference is formed between the driving electrode layer 111 and the common electrode layer 113, and according to the characteristics of the liquid crystal molecules, the liquid crystal molecules in the opening and closing layer 112 simultaneously rotate to be perpendicular to the light emitting surface of the cover plate G2, so as to allow light to pass through and exhibit a light transmitting effect. When the driving electrode layer 111 is not applied with a driving voltage, the liquid crystal molecules in the opening/closing layer 112 are randomly arranged, so that light is prevented from passing through and light-tight effect is achieved.
Referring to fig. 5, a cross-sectional view of the electronic device 100 is shown. As shown in fig. 5, in some embodiments, the rotating mechanism 2 is a drum T1, the drum T1 is rotatably connected between two end faces M1 perpendicular to the extending direction of the drum T1 on the housing 1, the flexible display screen 4 is wound and connected to the outer wall of the drum T1, the driving mechanism 3 includes a motor J1, the motor J1 is connected with the drum T1 through gear engagement, and the motor J1 drives the drum T1 to rotate in different directions by changing the rotating direction, so as to drive the flexible display screen 4 to be gradually wound and contained in the housing 1 or be stretched out from the housing 1.
In some embodiments, as shown in fig. 5, the support frame 6 extends to two end surfaces M1 of the housing 1 and is fixedly connected to the two end surfaces M1, and the drum T1 may be rotatably connected to the support frame 6 and rotatably connected to the two end surfaces M1 through the support frame 6.
Referring to fig. 6, a cross-sectional view of an electronic device 100 according to another embodiment is shown. In some embodiments, a protrusion Z1 extends on the two ends of the drum T1 opposite to the two end surfaces M1 of the housing 1, a groove C1 is formed on the inner sides of the two end surfaces M1 of the housing 1, and the two Z1 of the drum T1 are respectively rotatably received in the groove C1 of the two end surfaces M1 of the housing 1.
As shown in fig. 6, the length of the protruding column Z1 is greater than the depth of the groove C1, the portion of the protruding column Z1 not received in the groove C1 is further fixed and provided with a gear L1 in a surrounding manner, and the motor J1 is meshed with the gear L1 provided on the protruding column Z1 through the gear L2. Thus, when the motor J1 drives the gear L2 to rotate, the gear L2 drives the gear L1 on the boss Z1 engaged with the gear L2 to rotate, so as to drive the drum T1 to rotate about the boss Z1 accommodated in the groove C1.
In some embodiments, the convex column Z1 is a circular column, the groove C1 is a circular groove, and the circular inner diameter of the groove C1 is slightly larger than the circular outer diameter of the convex column Z1.
Referring back to fig. 5, as shown in fig. 5, the drum T1 is of a hollow structure, the electronic device 100 further includes a bracket 6, the bracket 6 is disposed in the drum T1 and is fixedly connected to an end surface M1 of the housing 1 perpendicular to the extending direction of the drum T1, and the bracket 6 is provided with a component Y1 including at least a battery 7 and a controller 5.
In some embodiments, the surface of the boss Z1 of the drum T1 opposite to the recess C1 has an opening, and two ends of the bracket 6 may extend to the recess C1 of the two end faces M1 of the housing 1 through the boss Z1 of the drum T1 and be fixedly connected to the bottom wall of the recess C1.
In some embodiments, as shown in fig. 4, when the light-transmitting area 10 is formed by grooving a preset area of the housing 1 and assembling a cover plate G2 having a characteristic of exhibiting a transparent effect after being electrified, the driving electrode layer 111 of the cover plate G2 is further electrically connected to the battery 7 through the path switch S1, and the controller 5 is configured to control the path switch S1 to be turned on or off, and control the battery 7 to provide a driving voltage to the driving motor layer 111 or stop providing the driving voltage.
As shown in fig. 6, the driving mechanism 3 is fixedly disposed on the housing 1. It is obvious that in other embodiments, the driving mechanism 3 may be fixed on the bracket 6, the inner surface of the boss Z1 of the drum T1 may be fixed and surround the gear L1, the driving mechanism 3 may be disposed on a portion of the bracket 6 accommodated in the boss Z1, and the driving mechanism 3 may be engaged with the gear L1 through the gear L2, so as to achieve gear engagement from the inner side of the drum T1, and drive the drum T1 to rotate through the gear engagement on the inner side.
As shown in fig. 6, in some embodiments, the flexible display screen 4 includes a first end 41 fixedly connected to the outer wall of the drum T1, an opening K1 is provided at a portion where the drum T1 is connected to the flexible display screen 4, and the first end 41 of the flexible display screen 4 is further electrically connected to a component Y1 provided on the stand 6 in the drum T1 through the opening K1 provided on the drum T1, so as to realize power supply and display control of the flexible display screen 4.
The first end 41 of the flexible display screen 4 is electrically connected with the component Y1 on the bracket 6 arranged in the rotary drum T1 through a flexible circuit board or cable with a preset length, and the length of the flexible circuit board or cable satisfies that the component Y1 on the bracket 6 is always kept electrically connected with the flexible display screen 4 when the rotary drum T1 rotates.
Referring back to fig. 2, in some embodiments, an elastic strip R1 is disposed at the edge of the flexible display screen 4, and when the flexible display screen 4 is stretched out from the housing 1, the elastic strip R1 at the edge of the flexible display screen 4 elastically resets to support the flexible display screen 4 in a flat state.
The elastic strip R1 is made of metal sheet, and is in a stretched state when no external force is applied, and is in a wound state when being accommodated in the housing 1. For example, the elastic strip R1 may be a sheet of copper material, a sheet of aluminum material, or a sheet of various alloy materials.
Wherein, the flexible display screen 4 may be quadrilateral, and an elastic strip R1 is respectively disposed at one side of the flexible display screen 4 extending out of the housing 1 first and at edges of two sides adjacent to the side extending out of the housing 1 first. In other embodiments, the edges of the four sides of the flexible display screen 4 may be provided with elastic strips R1.
In some embodiments, the flexible display 4 is a flexible touch display, and when the flexible display 4 extends out of the housing 1, a corresponding touch signal can be generated in response to a touch of a user, and the controller 5 can also receive the touch signal to perform a corresponding function.
As shown in fig. 2-3, the casing 1 is further provided with a plurality of input components P1, and the plurality of input components P1 are used for being operated by a user to operate objects such as icons, options, and the like displayed on the corresponding portion of the flexible display screen 4 corresponding to the light-transmitting area 10.
In some embodiments, the plurality of input units P1 include a plurality of sensors, receivers, cameras, mechanical keys, touch pads, etc., for sensing actions, sounds, touch inputs, etc. of the user.
In some embodiments, the control signal is generated in response to a specific input operation of a user, wherein the specific input operation at least comprises a voice input operation, an operation on a specific key, and a specific touch gesture operation. The control signals may include a retraction control signal and an extension control signal, and the controller 5 controls the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display screen 4 to be gradually contained in the housing 1 in response to the retraction control signal, and controls the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display screen 4 to be gradually extended out of the housing 1 in response to the extension control signal.
In some embodiments, the plurality of input units P1 further includes a first driving trigger and a second driving trigger, and the controller 5 controls the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display 4 to be gradually accommodated in the housing 1 in response to a retraction control signal generated by the first driving trigger, and controls the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display 4 to be gradually stretched out of the housing 1 in response to a stretching control signal generated by the second driving trigger.
In some embodiments, the user may further generate a corresponding retraction control signal by inputting a "retraction" or similar voice command to trigger the controller 5 to control the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display 4 to be gradually accommodated in the housing 1, and may further generate a corresponding extension control signal by inputting a "extension" or similar voice command to trigger the controller 5 to control the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display 4 to be gradually extended out of the housing 1.
In some embodiments, the user may also generate a corresponding control signal by executing a specific touch gesture on the touch pad to trigger the controller 5 to control the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display screen 4 to be gradually contained in the housing 1 or gradually extend out of the housing 1. For example, the user may slide the touch to the left to generate the retract control signal and the user may slide the touch to the right to generate the extend control signal.
Fig. 7 is a schematic cross-sectional view of the electronic device 100 taken along the moving direction of the flexible display 4. As shown in fig. 7, a blocking strip 45 is further disposed on the second end 43 of the flexible display screen 4, and the blocking strip 45 is used for preventing the flexible display screen 4 from being further wound into the housing 1 after the flexible display screen 4 is completely contained in the housing 1.
In some embodiments, the blocking strip 45 is further in snap connection with the housing 1, so that when the flexible display screen 4 is wound into the housing 1 such that the blocking strip 45 abuts against the outer surface of the housing 1, the blocking strip 45 is also in snap connection with the housing 1, and the flexible display screen 4 is prevented from being stretched out from the opening A1 in the absence of external force.
In some embodiments, the blocking strip 45 and the housing 1 may be in a locking connection through a magnetic connection manner, for example, a magnetic material is disposed on the blocking strip 45, the housing 1 is made of a metal material, and when the blocking strip 45 abuts against the housing 1 as the flexible display screen 4 gradually accommodated in the housing 1 approaches the housing 1, the blocking strip is magnetically connected with the housing 1 to achieve the locking connection. In other embodiments, the blocking strip 45 and the housing 1 may be engaged by a matching snap structure.
When the driving mechanism 3 drives the rotating mechanism 2 to rotate to drive the flexible display screen 4 to extend outwards of the shell 1 to a certain extent, the force of the clamping connection can be overcome to drive the flexible display screen 4 to extend outwards.
In some embodiments, the controller 5 is further configured to control the driving mechanism 3 to drive the rotating mechanism 2 to drive the flexible display screen 4 to be gradually accommodated in the housing 1 until, after the blocking strip 45 is in snap connection with the housing 1, the controller 5 further controls the driving mechanism 3 to drive the rotating mechanism 2 to reverse a certain distance, so as to apply an external stretching force to the flexible display screen 4, where the force is insufficient to overcome the snap connection force between the blocking strip 45 and the housing 1, but can drive a portion of the flexible display screen 4 close to the blocking strip 45 to arch to be closer to the inner surface of the transparent area 10 on the housing 1, thereby reducing the relative distance between the transparent area 10 and the flexible display screen 4 and improving the effect of viewing the flexible display screen 4 through the soft light area 10.
Wherein, as shown in fig. 2-3, the housing 1 is cylindrical in shape.
The controller 5 may be a central processing unit, a single chip microcomputer, a digital signal processor, etc.
The electronic device 100 may be an intelligent terminal having a photographing function, a telephone function, a surfing function, etc.
Referring to fig. 8, a flowchart of a display driving method according to an embodiment of the application is shown. The display driving method is applied to the electronic device 100 as described above, the electronic device 100 includes a housing 1, a rotating mechanism 2, a driving mechanism 3, and a flexible display 4, the rotating mechanism 2 and the driving mechanism 3 are accommodated in the housing 1, and the flexible display 4 is windingly connected to the rotating mechanism 2; the casing 1 is further provided with a light-transmitting area 10, and a portion of the flexible display screen 4 corresponding to the light-transmitting area 4 forms a first display area D1 of the electronic device 100. As shown in fig. 8, the display control method includes:
s81: the driving mechanism 3 is controlled to drive the rotating mechanism 2 to rotate towards the corresponding direction in response to the corresponding control signal, so that the flexible display screen 4 is gradually wound and accommodated in the shell 1 or stretched out from the shell 1 along with the rotation of the rotating mechanism 2. The control signal is generated in response to a specific input operation of a user, wherein the specific input operation at least comprises a voice input operation, an operation on a specific key and a specific touch gesture operation.
S83: when the electronic device 100 performs display output, the first display area D1 and the second display area formed by the portion of the flexible display screen 4 extending out of the housing 2 are controlled to perform corresponding display according to the length of the flexible display screen 4 extending out of the housing 1.
In some embodiments, the step S83 may include: when the electronic device 100 performs display output, one display content of the first display area D1 and the second display area D2 is controlled and selected according to the difference of the length of the flexible display screen 4 extending out of the casing 1; alternatively, the first display area D1 and the second display area D2 are controlled to display different contents according to the difference in the length of the flexible display screen 4 protruding out of the housing 1.
The display output of the electronic device 100 means that the electronic device 100 is on and a specific screen is displayed on the flexible display 4.
In some embodiments, the step of controlling selection of one of the first display area D1 and the second display area D2 according to the difference in the length of the flexible display screen 4 protruding from the housing 1 may further include: when the length of the flexible display screen 4 extending out of the housing 1 is smaller than the preset length, the first display area D1 is controlled to display, and the second display area D2 is controlled not to display, and when the length of the flexible display screen 4 extending out of the housing 1 is greater than or equal to the preset length, the second display area D1 is controlled to display, and the first display area D1 is controlled not to display.
In some embodiments, the step of controlling the first display area D1 and the second display area D2 to display different contents according to the difference in the length of the flexible display screen 4 protruding from the housing 1 may further include: when the flexible display screen 4 displays and the length of the flexible display screen 4 extending out of the shell 1 is smaller than the preset length, controlling the first display area D1 to display main content and controlling the second display area D2 to display additional content; when the length of the flexible display screen 4 extending out of the shell 1 is greater than or equal to the preset length, the controller 5 controls the second display area D2 to display the main content and controls the first display area D1 to display the additional content.
In some embodiments, when the electronic device 100 currently displays and outputs a literature such as poetry and literature, the main content is text content of the literature, and the additional content is annotation content of the literature; alternatively, when the electronic device 100 is currently displaying a song playing interface, the main content is lyrics, and the additional content is related introduction of the song, for example, creation background of the song, prizes obtained by the song, introduction of the singer, and the like; alternatively, when the electronic device 100 is currently displaying a web page including graphics, the main content may be text content, and the additional content may be an illustration; alternatively, when the electronic device 100 is currently displayed as a video playing interface, the main content is video content, and the additional content may be scenario introduction, episode option, and the like.
In some embodiments, the predetermined length is equal to the length of the light-transmitting region 10 along the direction of movement of the flexible display screen 4.
The display driving method and the functions of the electronic device 100 may be referred to each other, and the functional steps executed by the electronic device 100 may be corresponding steps in the display driving method.
According to the electronic device 100 and the display driving method provided by the application, the flexible display screen 4 which can be accommodated in the shell 1 or extend out of the shell 1 is arranged, and when large-screen display is needed, the flexible display screen 4 can be extended out for large-screen display, so that the size of the electronic device 100 can be made smaller, the requirement of a user on the large-size screen can be met through the extensible flexible display screen 4, and when the flexible display screen 4 is accommodated in the electronic device 100, the electronic device is convenient to carry and hold. Furthermore, the application controls the first display area D1 and the second display area D2 to display correspondingly according to the length of the flexible display screen 4 extending out of the shell 1, thereby enriching the diversification of display.
The display driving method provided by the present application may be implemented in hardware, firmware, or may be as software or computer code which may be stored in a computer readable storage medium such as CD, ROM, RAM, a floppy disk, a hard disk, or a magneto-optical disk, or may be as computer code originally stored on a remote recording medium or a non-transitory machine readable medium, downloaded over a network, and stored in a local recording medium, so that the method described herein may be presented as software stored on a recording medium using a general purpose computer or special purpose processor, or in programmable or special purpose hardware such as an ASIC or FPGA. As can be appreciated in the art, a computer, processor, microprocessor, controller, or programmable hardware includes a memory component, e.g., RAM, ROM, flash memory, etc., which can store or receive software or computer code when accessed and executed by the computer, processor, or hardware implementing the processing methods described herein. In addition, when a general-purpose computer accesses code for implementing the processes shown herein, execution of the code converts the general-purpose computer into a special-purpose computer for executing the processes shown herein.
Wherein the computer readable storage medium may be a solid state memory, a memory card, an optical disc, etc. The computer-readable storage medium stores program instructions for a computer to execute the display driving method shown in fig. 8 after calling.
The foregoing is a description of embodiments of the present application, and it should be noted that, for those skilled in the art, modifications and variations can be made without departing from the principles of the embodiments of the present application, and such modifications and variations are also considered to be within the scope of the present application.
Claims (22)
1. The electronic device is characterized by comprising a shell, a rotating mechanism, a driving mechanism, a flexible display screen and a controller, wherein the rotating mechanism and the driving mechanism are accommodated in the shell, the flexible display screen is wound and connected with the rotating mechanism, the driving mechanism is connected with the rotating mechanism and used for driving the rotating mechanism to rotate, the controller is electrically connected with the driving mechanism, and the controller is used for responding to corresponding control signals to control the driving mechanism to drive the rotating mechanism to rotate towards corresponding directions, so that the flexible display screen is gradually wound and accommodated in the shell or stretched out from the shell along with the rotation of the rotating mechanism; the flexible display screen is accommodated in the shell, and a part corresponding to the light-transmitting area forms a first display area of the electronic device; when the flexible display screen stretches out from the shell, the part of the flexible display screen stretching out of the shell forms a second display area of the electronic device, and the controller is further used for controlling the first display area and the second display area to display correspondingly according to the length of the flexible display screen stretching out of the shell when the electronic device outputs display.
2. The electronic device of claim 1, wherein the controller controls to select one of the first display area and the second display area for display according to a difference in a length of the flexible display screen extending out of the housing or controls the first display area and the second display area to display different contents according to a difference in a length of the flexible display screen extending out of the housing when the electronic device performs display output.
3. The electronic device of claim 2, wherein the controller controls the first display area to display when the length of the flexible display screen extending out of the housing is less than a preset length, and controls the second display area to display when the length of the flexible display screen extending out of the housing is greater than or equal to the preset length.
4. The electronic device of claim 2, wherein the controller controls the first display area to display the main content and controls the second display area to display the additional content when the length of the flexible display screen extending out of the housing is less than a preset length; and when the length of the flexible display screen extending out of the shell is greater than or equal to the preset length, the controller controls the second display area to display the main content and controls the first display area to display the additional content.
5. The electronic device of claim 4, wherein when the electronic device is currently displaying a literary work as output, the primary content is body content of the literary work and the additional content is annotation content of the literary work; when the electronic device currently displays and outputs a song playing interface, the main content is lyrics, and the additional content is related introduction of the song.
6. The electronic device of claim 3 or 4, wherein the predetermined length is equal to a length of the light-transmitting region along a movement direction of the flexible display screen.
7. The electronic device of claim 1, wherein the light-transmitting region is formed by assembling a transparent cover plate after grooving a predetermined region of the housing.
8. The electronic device according to claim 1, wherein the light-transmitting area is a preset area of the housing, and the cover plate having a transparent effect characteristic after being electrified is assembled after the light-transmitting area is slotted; the controller is further used for controlling the power-on of the preset area to enable the preset area to be a light-transmitting area when the flexible display screen corresponding to the preset area is required to display, and further enabling the part of the flexible display screen corresponding to the preset area to be visible.
9. The electronic device according to claim 1, wherein the rotating mechanism is a drum, the drum is rotatably connected to an end surface of the housing perpendicular to the extending direction of the drum, the flexible display screen is wound and connected to an outer wall of the drum, the driving mechanism comprises a motor, the motor is connected with the drum through gear engagement, and the motor drives the drum to rotate in different directions by changing the rotating direction, so that the flexible display screen is driven to be gradually wound and contained in the housing or be stretched out from the housing.
10. The electronic device of claim 9, wherein the drum is of a hollow structure, the electronic device further comprises a bracket, the bracket is arranged in the drum and is fixedly connected with an end face of the shell, which is perpendicular to the extending direction of the drum, and components including at least a battery and the controller are arranged on the bracket.
11. The electronic device of claim 10, wherein the driving mechanism is fixedly disposed on the housing or the stand.
12. The electronic device of claim 10, wherein the first end of the flexible display fixedly connected to the drum is further electrically connected to a component disposed on a support in the drum through an opening disposed in the drum, thereby achieving power supply and display control of the flexible display.
13. The electronic device of claim 12, wherein the first end of the flexible display screen is electrically connected to the components on the support disposed within the bezel via a flexible circuit board or cable of a predetermined length that is sufficient to maintain the components on the support in electrical connection with the flexible display screen at all times when the bezel is rotated.
14. The electronic device of any one of claims 1-13, wherein an elastic strip is provided at the edge of the flexible display screen, the elastic strip at the edge of the flexible display screen elastically returning to support the flexible display screen in a flat state when the flexible display screen is extended from the housing.
15. The electronic device of claim 14, wherein the elastic strip is made of metal sheet and is in a straightened state when no external force is applied.
16. The electronic device of any one of claims 1-15, wherein the housing is cylindrical in shape.
17. The electronic device of claim 1, wherein the control signal is generated in response to a specific input operation by a user, the specific input operation including at least a voice input operation, an operation on a specific key, a specific touch gesture operation.
18. The display control method is applied to an electronic device and is characterized in that the electronic device comprises a shell, a rotating mechanism, a driving mechanism and a flexible display screen, wherein the rotating mechanism and the driving mechanism are accommodated in the shell, and the flexible display screen is connected to the rotating mechanism in a winding way; the shell is also provided with a light transmission area, and the part of the flexible display screen contained in the shell, which corresponds to the light transmission area, forms a first display area of the electronic device; the display control method includes:
controlling the driving mechanism to drive the rotating mechanism to rotate towards the corresponding direction in response to the corresponding control signal, so that the flexible display screen is gradually wound and accommodated in the shell or stretched out from the shell along with the rotation of the rotating mechanism;
and controlling the first display area and the second display area of the flexible display screen extending out of the shell to display correspondingly according to the length of the flexible display screen extending out of the shell.
19. The display control method according to claim 18, wherein controlling the first display area and the second display area of the flexible display screen extending out of the housing to display in response to the length of the flexible display screen extending out of the housing includes:
controlling and selecting one of the first display area and the second display area to display according to the difference of the lengths of the flexible display screen extending out of the shell; or alternatively
The first display area and the second display area are controlled to display different contents according to the difference of the lengths of the flexible display screen extending out of the shell.
20. The display control method according to claim 19, wherein controlling selection of one of the first display area and the second display area according to a difference in a length of the flexible display screen extending out of the housing comprises:
when the length of the flexible display screen extending out of the shell is smaller than a preset length, the first display area is controlled to display, and the second display area is controlled not to display; and
when the length of the flexible display screen extending out of the shell is greater than or equal to the preset length, the second display area is controlled to display, and the first display area is controlled not to display.
21. The display control method according to claim 19, wherein controlling the first display area and the second display area to display different contents according to a difference in a length of the flexible display screen extending out of the housing comprises:
when the flexible display screen displays and the length of the flexible display screen extending out of the shell is smaller than the preset length, controlling the first display area to display main content and controlling the second display area to display additional content; and
when the flexible display screen displays and the length of the flexible display screen extending out of the shell is larger than or equal to the preset length, the second display area is controlled to display main content, and the first display area is controlled to display additional content.
22. The display control method according to claim 18, wherein the control signal is generated in response to a specific input operation by a user, the specific input operation including at least a voice input operation, an operation on a specific key, a specific touch gesture operation.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810780720.2A CN108877532B (en) | 2018-07-16 | 2018-07-16 | Electronic device and display control method thereof |
| US16/414,420 US10701817B2 (en) | 2018-07-16 | 2019-05-16 | Electronic device and method for controlling display of electronic device |
| PCT/CN2019/088162 WO2020015455A1 (en) | 2018-07-16 | 2019-05-23 | Electronic device and method for controlling display of electronic device |
| EP19176201.2A EP3598425A1 (en) | 2018-07-16 | 2019-05-23 | Electronic device and method for controlling display of electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810780720.2A CN108877532B (en) | 2018-07-16 | 2018-07-16 | Electronic device and display control method thereof |
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| CN108877532A CN108877532A (en) | 2018-11-23 |
| CN108877532B true CN108877532B (en) | 2023-11-28 |
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