CN108269499B - Display device and electronic apparatus - Google Patents
Display device and electronic apparatus Download PDFInfo
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- CN108269499B CN108269499B CN201810033769.1A CN201810033769A CN108269499B CN 108269499 B CN108269499 B CN 108269499B CN 201810033769 A CN201810033769 A CN 201810033769A CN 108269499 B CN108269499 B CN 108269499B
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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
Abstract
The invention provides a display device and an electronic apparatus. The display device includes: the display panel comprises a display area and a non-display area, wherein the non-display area surrounds at least part of the display area, the non-display area comprises a first end and a second end, and the first end and the second end are arranged at two opposite ends of the display area; the first adjusting part is arranged at the first end; the second adjusting part is arranged at the second end; and the control unit is used for sending a first control signal and a second control signal, the first control signal is loaded on the first adjusting part, the second control signal is loaded on the second adjusting part, and the first adjusting part is controlled by the first control signal and the second adjusting part is matched with each other under the control of the second control signal to adjust the bending curvature of the display panel. The technical scheme of the invention can adjust the bending curvature of the display panel.
Description
Technical Field
The present invention relates to the field of display technologies, and in particular, to a display device and an electronic apparatus.
Background
The design of the ultrathin curved surface is one of the trends of display devices, a plurality of ultrathin curved surface display devices are sold in the market at present, and when the display devices are watched at the same distance, the contrast of the curved surface display device is improved by 48 percent and the brightness of the curved surface display device is improved by 12 percent on average compared with a plane display device. The curved display device with multiple data such as contrast, brightness, and viewing angle is more than the flat display device, but the optimal curvature is not determined according to the size of the display device and the position of the viewer, so that a display device with variable curvature needs to be designed to adapt to the restriction of different viewing positions and viewing spaces of many viewers, so that the viewing experience of many viewers can be optimized!
Disclosure of Invention
The present invention provides a display device, including:
the display panel comprises a display area and a non-display area, wherein the non-display area surrounds at least part of the display area, the non-display area comprises a first end and a second end, and the first end and the second end are arranged at two opposite ends of the display area;
the first adjusting part is arranged at the first end;
the second adjusting part is arranged at the second end;
and the control unit is used for sending a first control signal and a second control signal, the first control signal is loaded on the first adjusting part, the second control signal is loaded on the second adjusting part, and the first adjusting part is controlled by the first control signal and the second adjusting part is matched with each other under the control of the second control signal to adjust the bending curvature of the display panel.
According to the display device, the first adjusting part and the second adjusting part are arranged at two ends of the non-display area of the display panel and are arranged at two opposite ends of the display area, and the first control signal is loaded to the first adjusting part and the second control signal is loaded to the second adjusting part, so that the first adjusting part and the second adjusting part are mutually matched, and the effect of adjusting the bending curvature of the display panel is achieved.
The invention also provides electronic equipment which comprises the display device.
Drawings
In order to more clearly illustrate the constructional features and the efficiency of the invention, reference is made to the following detailed description of specific embodiments thereof, in conjunction with the accompanying drawings, from which it is clear that the drawings in the following description are some embodiments of the invention, and that other drawings may be derived therefrom, without inventive effort, by a person skilled in the art.
Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention.
Fig. 2(a) is a schematic structural view of the first adjustment portion in the embodiment of the present invention.
Fig. 2(b) is a schematic structural view of the second adjustment portion in the embodiment of the present invention.
Fig. 2(c) is a schematic structural diagram of a display device in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the display panel in which the first iron core and the second iron core jointly act in the embodiment of the invention.
Fig. 4 is a schematic structural diagram of an arrangement of the first core and the second core in the embodiment of the present invention.
Fig. 5 is a schematic structural diagram of another display device according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of the arrangement of the first electromagnet and the second electromagnet according to the embodiment of the present invention.
Fig. 7 is a schematic structural diagram of filling the first insulating material and the second insulating material in the embodiment of the present invention.
Fig. 8 is a schematic diagram of another arrangement of the first electromagnet and the second electromagnet according to the embodiment of the present invention.
Fig. 9 is a schematic diagram of another arrangement of the first electromagnet and the second electromagnet according to the embodiment of the present invention.
Fig. 10 is a schematic diagram of the arrangement of the first electromagnet and the second electromagnet according to the embodiment of the present invention.
Fig. 11 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
In order to make the technical solutions provided by the embodiments of the present invention clearer, the above solutions are described in detail below with reference to the accompanying drawings.
Referring to fig. 1, fig. 2(a), fig. 2(b), and fig. 2(c), fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention; fig. 2(a) is a schematic structural view of a first regulating portion in the embodiment of the present invention; FIG. 2(b) is a schematic structural view of a second regulating portion in the embodiment of the present invention; fig. 2(c) is a schematic structural diagram of a display device in an embodiment of the present invention. The display device 10 includes:
a display panel 100, wherein the display panel 100 includes a display area 110 and a non-display area 120, the non-display area 120 surrounds at least a portion of the display area 110, the non-display area 120 includes a first end 120a and a second end 120b, and the first end 120a and the second end 120b are disposed at two opposite ends of the display area 110;
a first regulating portion 200 is provided at the first end 120 a;
a second regulating portion 300 is provided at the second end 120 b;
a control unit C for sending a first control signal C1 (see fig. 2(a)) and a second control signal C2, wherein the first control signal C1 is loaded on the first adjusting portion 200, the second control signal C2 (see fig. 2(b)) is loaded on the second adjusting portion 300, the first adjusting portion 200 is controlled by the first control signal C1, and the second adjusting portion 300 is controlled by the second control signal C2 to cooperate with each other to adjust the curvature of the display panel 100.
The display panel 100 is a flexible display panel, which may be an Organic Light-Emitting Diode (OLED) display panel, and the flexible display panel is made of a material that is flexible and has good flexibility.
Optionally, the display panel 100 includes a display area 110 and a non-display area 120, the non-display area 120 surrounds at least a partial area of the display area 110, in one embodiment, the non-display area 120 surrounds the entire area of the display area 110, in another embodiment, the non-display area 120 surrounds a partial area of the display area 110, the non-display area 120 includes a first end 120a and a second end 120b, and the first end 120a and the second end 120b are disposed at two opposite ends of the display area 110. Preferably, the first end 120a and the second end 120b are symmetrically disposed about the display area 110.
Alternatively, in one embodiment, the first adjustment part 200 is disposed at the entire area of the first end 120a, the second adjustment part 300 is disposed at the entire area of the second end 120b, and the first adjustment part 200 and the second adjustment part 300 are symmetrically disposed with respect to the display area 110. Alternatively, in another embodiment, the first adjustment part 200 is disposed at a partial region of the first end 120a, the second adjustment part 300 is disposed at a partial region of the second end 120b, and the first adjustment part 200 and the second adjustment part 300 are symmetrically disposed with respect to the display area 110. When the first adjustment part 200 and the second adjustment part 300 are symmetrically disposed with respect to the display region 110, the adjustment of the bending curvature of the display panel by the first adjustment part 200 and the second adjustment part 300 may be more uniform, thereby contributing to an improvement of the display effect of the display panel.
Specifically, please refer to fig. 2(a), fig. 2(b) and fig. 2(c), wherein the first adjusting portion 200 includes at least one first electromagnet 210, the first electromagnet 210 includes a first iron core 211 and a first coil 212, and the first coil 212 is disposed around the first iron core 211; the second adjusting part 300 includes at least one second electromagnet 310, the second electromagnet 310 includes a second core 311 and a second coil 312, and the second coil 312 is disposed around the second core 311; the first control signal C1 is a first current signal applied to the first coil 212 to cause the first core 211 to generate a first electromagnetic field; the second control signal C2 is a second current signal, which is applied to the second coil 312 to cause the second core 311 to generate a second electromagnetic field; the first electromagnetic field and the second electromagnetic field interact to adjust a bending curvature of the display panel 100.
The first adjusting part 200 includes at least one first electromagnet 210, the first electromagnet 210 includes a first iron core 211 and a first coil 212, a first control signal C1 is applied to the first coil 212, the first control signal C1 is a first current signal, and according to the right-hand screw rule, the right end of the first iron core 211 is an N pole, and the left end of the first iron core 211 is an S pole. The second adjusting part 300 includes at least one second electromagnet 310, the second electromagnet 310 includes a second core 311 and a second coil 312, a second control signal C2 is applied to the second coil 312, the second control signal C2 is a second current signal, and according to the right-hand screw rule, the right end of the second core 311 is an N pole, and the left end of the first core 211 is an S pole. The first adjustment part 200 is disposed at the first end 120a of the display panel 100, and the second adjustment part 300 is disposed at the second end 120b of the display panel 100, so that the N pole of the first adjustment part 200 is disposed adjacent to the S pole of the second adjustment part 300, wherein the N pole refers to the north pole of the electromagnet, the S pole refers to the south pole of the electromagnet, and the south pole and the north pole are attracted to each other, so that the relative movement between the first adjustment part 200 and the second adjustment part 300 can be realized by the attraction between the south pole and the north pole, and the bending curvature of the display panel 100 can be adjusted.
Alternatively, the first electromagnet 210 and the second electromagnet 310 may have a bar shape or a shoe shape, so that the first iron core 211 and the second iron core 311 are more easily magnetized, and thus a larger magnetic force may be generated. The electromagnet can be demagnetized immediately when power is off, and is usually made of soft iron or silicon steel materials with fast demagnetization. When the electromagnet is electrified, the electromagnet has magnetism, and the magnetism disappears along with the electrification after the electromagnet is powered off.
The first core 211 includes a third end 211a, the third end 211a is an end of the first core 211 adjacent to the second core 311, the third end 211a is a first electrode when the first current signal is applied to the first coil 211, the second core 311 includes a fourth end 311a, the fourth end 311a is an end of the second core 311 adjacent to the first core 211, and the fourth end 311a is a second electrode when the second current signal is applied to the second coil 312, wherein the first electrode and the second electrode attract each other under the action of the first electromagnetic field and the second electromagnetic field to adjust the bending curvature of the display panel 100. Specifically, referring to fig. 3, fig. 3 is a schematic structural diagram of the display panel in which the first iron core and the second iron core jointly act in the embodiment of the present invention.
Optionally, the first electrode is a south pole or a north pole, the second electrode is a south pole or a north pole, and when the first electrode is a south pole, the second electrode is a north pole; when the first electrode is a north pole, the second electrode is a south pole.
Optionally, the magnitude and the direction of the first current signal and the second current signal may be adjustable, and the magnitude of the first current signal and the magnitude of the second current signal may be equal or different. By adjusting the magnitude and direction of the first current signal and the magnitude and direction of the second current signal, the magnitude of the magnetic field force generated by the first electromagnetic field and the second electromagnetic field can be adjusted, and further the magnitude of the electromagnetic force between the first electromagnet 200 and the second electromagnet 300 can be adjusted, so that the display panel 100 is driven to generate a corresponding motion mode, and the adjustment of the bending curvature of the display panel 100 is realized.
Optionally, in an embodiment, an end surface of the third end 211a and an end surface of the fourth end 311a are not parallel.
Specifically, referring to fig. 4, fig. 4 is a schematic structural diagram of an arrangement situation of the first iron core and the second iron core in the embodiment of the present invention. The detailed description will be made with reference to the AA cross-sectional view of the display device shown in fig. 3.
An included angle formed between an end surface of the third end 211a of the first iron core 211 and an end surface of the fourth end 311a of the second iron core 311 is α, and the included angle is 0°～90°In one embodiment, when α takes the value 0°Optionally, in another embodiment, the end surface of the third end 211a of the first iron core 211 is not parallel to the end surface of the fourth end 311a of the second iron core 311, that is, the included angle is α not equal to 0°In this case, the first core 211 and the second core 311 are fitted to each otherThe adjustment of the orientation of the display panel 100 can be achieved, and meanwhile, the bending curvature of the display panel 100 can also be adjusted according to the magnitudes of the first current signal and the second current signal, so that the adjustment of the bending curvature of the display panel 100 is achieved.
Referring to fig. 5, fig. 5 is a schematic structural diagram of another display device according to an embodiment of the present invention. The display device 10 further includes:
a first structural member 400, the first structural member 400 being provided at the first end 120a for fixing the first regulation part 200 at the first end 120 a;
a second structure member 500, the second structure member 500 being disposed at the second end 120b for fixing the second adjustment portion 300 at the second end 120 b.
As described above, the AA cross-sectional view of the display device in fig. 3 is selected for detailed description. A first structure member 400 provided at the first end 120a for fixing the first regulation part 200 to the first end 120 a; a second structural member 500 is provided at the second end 120b for securing the second adjustment portion 300 to the second end 120 b. Alternatively, the first and second structural members 400 and 500 are rigid structural members, and the first and second structural members 400 and 500 are located in the non-display area 120 of the display panel 100. The fixing manner of the first structural member 400 and the first adjusting portion 200 may be screw locking, an inner embedding manner, or an adhesive manner, and the fixing manner between the first structural member 400 and the first adjusting portion 200 is not limited in the present invention. Similarly, the second structure member 500 and the second adjusting portion 300 may be fixed by a screw, an inner inlay, or an adhesive.
Optionally, in an embodiment, when the first adjustment portion 200 includes at least two first electromagnets 210, and when the second adjustment portion 300 includes at least two second electromagnets 310, two adjacent first electromagnets 210 are disposed at intervals, two adjacent first electromagnets 210 attract each other, two adjacent second electromagnets 310 are disposed at intervals, and two adjacent second electromagnets 310 attract each other. Specifically, referring to fig. 6, fig. 6 is a schematic structural diagram illustrating an arrangement of a first electromagnet and a second electromagnet according to an embodiment of the present invention.
Specifically, when the first adjusting portion 200 includes at least two first electromagnets 210, and when the second adjusting portion 300 includes at least two second electromagnets 310, two adjacent ends of two adjacent first electromagnets 210 are attracted to each other, when one end of one of the first electromagnets 210 is an N pole, the other end of the other first electromagnet 210 is an S pole, and the N pole of one of the first electromagnets 210 is adjacent to the S pole of the other first electromagnet 210, so that the two adjacent first electromagnets 210 have a mutual attraction force therebetween, and magnetic field lines generated by the two adjacent first electromagnets 210 are distributed more uniformly, so that the curvature of each portion of the display panel 100 can be kept consistent, and the display effect of the display panel 100 can be improved.
Optionally, in another embodiment, when the first adjustment portion 200 includes at least two first electromagnets 210, and when the second adjustment portion 300 includes at least two second electromagnets 310, a first gap 210a is formed between two adjacent first electromagnets 210, the first gap 210a is filled with a first insulating material 610, a second gap 310a is formed between two adjacent second electromagnets 310, and the second gap 310a is filled with a second insulating material 620. Specifically, referring to fig. 7, fig. 7 is a schematic structural diagram of filling the first insulating material and the second insulating material in the embodiment of the present invention.
Optionally, the first insulating material 610 and the second insulating material 620 may be polyimide materials, and the polyimide materials have the characteristic of high temperature resistance, the first insulating material 610 is disposed between the first electromagnets 210 adjacent to each other, and the second insulating material 620 is disposed between the second electromagnets 310 adjacent to each other, so that the display panel 100 can be supported, the display panel 100 can be more firmly fixed, the display panel 100 is prevented from deforming, and the display effect of the display panel 100 is further improved.
Optionally, in another embodiment, when the first adjustment portion 200 includes at least two first electromagnets 210, and when the second adjustment portion 300 includes at least two second electromagnets 310, two adjacent first electromagnets 210 are attached to each other, two adjacent first electromagnets 210 attract each other, two adjacent second electromagnets 310 are attached to each other, and two adjacent second electromagnets 310 attract each other. Specifically, referring to fig. 8, fig. 8 is a schematic structural diagram of another arrangement of the first electromagnet and the second electromagnet according to the embodiment of the present invention.
Specifically, when the first adjustment part 200 includes at least two first electromagnets 210, and when the second adjusting portion 300 includes at least two second electromagnets 310, two adjacent first electromagnets 210 are disposed in a fitting manner, and when one end of one of the first electromagnets 210 is an N pole, the other end of the other one of the first electromagnets 210 is an S pole, and the N pole of the one first electromagnet 210 is disposed adjacent to the S pole of the other one of the first electromagnets 210, so that the two adjacent first electromagnets 210 are attracted to each other, therefore, two adjacent first electromagnets 210 can be arranged more closely, on one hand, efficient use of space is achieved, and on the other hand, the first electromagnets 210 themselves can support the display panel 100, thereby, the display panel 100 may be prevented from being deformed, which may help to improve the display effect of the display panel 100.
Alternatively, in still another embodiment, when the first adjustment part 200 includes at least two first electromagnets 210, and when the second adjustment part 300 includes at least two second electromagnets 310, at least two adjacent first coils 212 are electrically connected to form a first coil group 2120, at least two adjacent second coils 312 are electrically connected to form a second coil group 3120, the first current signal is applied to the first coil group 2120, the second current signal is applied to the second coil group 3120, and the first current signal and the second current signal have the same direction. Specifically, referring to fig. 9, fig. 9 is a schematic structural diagram of another arrangement of the first electromagnet and the second electromagnet according to the embodiment of the present invention.
Specifically, when the first adjustment portion 200 includes at least two first electromagnets 210, and when the second adjustment portion 300 includes at least two second electromagnets 310, at least two adjacent first coils 212 are electrically connected to form a first coil group 2120, that is, at least two adjacent first electromagnets 210 at the first end 120a may share one first coil group 2120, because if the first electromagnets 210 at the first end 120a share one first coil group 2120, the magnitude and direction of the first current signal applied to the first electromagnets 210 are the same, and the electromagnetic field generated by the first electromagnets 210 is the same, it is ensured that the electromagnets 210 at the first end 120a are uniformly distributed, and thus the magnitude of the force generated by the first electromagnets 210 is the same, and thus the bending curvature of the display panel 100 at each position of the first end 120a is the same, it is helpful to improve the display effect of the display panel 100.
Also, when the first adjustment portion 200 includes at least two first electromagnets 210, and when the second adjustment portion 300 includes at least two second electromagnets 310, at least two adjacent second coils 312 are electrically connected to form a second coil group 3120, that is, at least two adjacent second electromagnets 310 at the second end 120b may share one second coil group 3120, because if the second electromagnets 310 at the second end 120b share the same first coil group 3120, the magnitude and direction of the second current signal applied to the second electromagnets 310 are the same, and the electromagnetic field generated by the second electromagnets 310 is the same, it is possible to ensure that the electromagnets 310 at the second end 120b are uniformly distributed, and thus the magnitude of the magnetic field force generated by the second electromagnets 310 is the same, and thus the bending curvature of the display panel 100 at each portion of the second end 120b is uniform, it is helpful to improve the display effect of the display panel 100.
Optionally, in another embodiment, when the first adjustment portion 200 includes at least two first electromagnets 210, and when the second adjustment portion 300 includes at least two second electromagnets 310, the adjacent first coils 211 are disposed at intervals, the magnitudes of the first current signals loaded in the adjacent first coils 211 are equal, and the directions of the first current signals are all the first directions; the adjacent second coils 311 are arranged at intervals, the magnitudes of the second current signals loaded in the adjacent second coils 311 are equal, and the directions of the second current signals are the second direction, wherein the first direction is the same as the second direction. Specifically, referring to fig. 10, fig. 10 is a schematic structural diagram of an arrangement situation of a first electromagnet and a second electromagnet according to another embodiment of the present invention.
Specifically, when the first adjusting portion 200 includes at least two first electromagnets 210 and the second adjusting portion 300 includes at least two second electromagnets 310, the adjacent first coils 211 are disposed at intervals, that is, there is no electrical connection between the adjacent first coils 211, and a first current signal can be applied to the adjacent two first coils 211 separately, so that the adjustment of the first current signal of the first coils 211 can be conveniently achieved, and thus, the flexibility of applying the first current signal to the first coils 211 is increased, and the finer adjustment is achieved. Similarly, the adjacent second coils 311 are arranged at intervals, that is, no electrical connection exists between the two adjacent second coils 311, and a first current signal can be independently applied to the two adjacent second coils 311, so that the adjustment of a second current signal of the second coil 311 can be conveniently realized, the flexibility of applying the second current signal to the second coil 311 is increased, and the more refined adjustment is realized. In addition, the magnitudes of the first current signals loaded in the adjacent first coils 211 must be consistent, and the directions of the first current signals in the adjacent first coils 211 are all the first directions, the magnitudes of the second current signals loaded in the adjacent second coils 311 must be consistent, and the directions of the second current signals are all the second directions, wherein the first directions and the second directions must be the same directions. The magnitude of the first current signal loaded in the adjacent first coil 211 must be kept consistent, and the magnitude of the second current signal loaded in the adjacent second coil 311 must be kept consistent, so that the adjacent first electromagnet 210 generates a magnetic field force with an equal magnitude, and the adjacent second electromagnet 310 generates a magnetic field force with an equal magnitude, thereby ensuring that the first end 120a and the second end 120b of the display panel 100 are subjected to an even magnetic field force, and further ensuring that the bending curvatures generated by the first end 120a and the second end 120b are kept consistent, thereby improving the display effect of the display panel 100. The directions of the first current signals in the adjacent first coils 211 are both first directions, the directions of the second current signals are both second directions, and the first directions and the second directions must keep the same direction. According to the foregoing discussion, when the first direction and the second direction are maintained to be the same, it may be ensured that the N pole of the first adjusting part 200 faces the S pole of the second adjusting part 300, or it may be ensured that the S pole of the first adjusting part 200 faces the N pole of the second adjusting part 300, so that a mutually attractive magnetic field force is generated between the first adjusting part 200 and the second adjusting part 300, thereby driving the display panel 100 to bend, and realizing that the bending curvature of the display panel 100 may be adjusted.
According to the display device provided by the invention, the first adjusting part and the second adjusting part are arranged at the two ends of the non-display area of the display panel, the first adjusting part and the second adjusting part are arranged at the two opposite ends of the display area, and the first control signal is loaded to the first adjusting part and the second control signal is loaded to the second adjusting part, so that the first adjusting part and the second adjusting part are mutually matched, and the effect of adjusting the bending curvature of the display panel is realized.
Furthermore, the first adjusting part comprises at least one first electromagnet, the first electromagnet comprises a first iron core and a first coil, the first coil is arranged around the first iron core, the first control signal is a first current signal, and the first iron core can generate a first electromagnetic field by loading the first current signal to the first coil; the second adjusting part comprises at least one second electromagnet, the second electromagnet comprises a second iron core and a second coil, the second coil is arranged around the second iron core, the second control signal is a second current signal, the second iron core can generate a second electromagnetic field by loading the second current signal to the second coil, the first electromagnetic field and the second electromagnetic field are interacted, the first adjusting part and the second adjusting part can be driven to move relatively, the display panel is bent, mutual magnetic field force between the first adjusting part and the second adjusting part can be changed by changing the size and the direction of the first current signal and the second current signal, the bending curvature of the display panel is changed, and the bending curvature of the display panel can be adjusted.
Referring to fig. 11, fig. 11 is a schematic structural diagram of an electronic device according to an embodiment of the present invention. The electronic device 1 includes a display device 10, and the display device 10 may be the display device 10 provided in any of the foregoing embodiments, which is not described herein again. The electronic device 1 may be, but not limited to, an electronic book, a smart Phone (e.g., an Android Phone, an iOS Phone, a Windows Phone, etc.), a digital television, a tablet computer, a palm computer, a notebook computer, a Mobile Internet device (MID, Mobile Internet Devices), or a wearable device.
The above embodiments of the present invention are described in detail, and the principle and the implementation of the present invention are explained by applying specific embodiments, and the above description of the embodiments is only used to help understanding the method of the present invention and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A display device, characterized in that the display device comprises:
the display panel comprises a display area and a non-display area, wherein the non-display area surrounds at least part of the display area, the non-display area comprises a first end and a second end, and the first end and the second end are arranged at two opposite ends of the display area;
the first adjusting part is arranged at the first end;
the second adjusting part is arranged at the second end;
the control unit is used for sending a first control signal and a second control signal, the first control signal is loaded on the first adjusting part, the second control signal is loaded on the second adjusting part, and the first adjusting part and the second adjusting part mutually generate magnetic force under the control of the first control signal and the second control signal so as to adjust the bending curvature of the display panel.
2. The display device according to claim 1, wherein the first adjustment portion includes at least one first electromagnet including a first core and a first coil disposed around the first core; the second adjusting part comprises at least one second electromagnet, the second electromagnet comprises a second iron core and a second coil, and the second coil is arranged around the second iron core; the first control signal is a first current signal, and the first current signal is loaded to the first coil so that the first iron core generates a first electromagnetic field; the second control signal is a second current signal, and the second current signal is loaded to the second coil so that the second iron core generates a second electromagnetic field; the first electromagnetic field and the second electromagnetic field interact to adjust a curvature of a bend of the display panel.
3. The display device of claim 2, wherein the first core includes a third end, the third end being an end of the first core adjacent to the second core, the third end being a first electrode when the first current signal is applied to the first coil, the second core includes a fourth end, the fourth end being an end of the second core adjacent to the first core, the fourth end being a second electrode when the second current signal is applied to the second coil, wherein the first electrode and the second electrode attract each other under the first electromagnetic field and the second electromagnetic field to adjust the bending curvature of the display panel.
4. The display device according to claim 3, wherein an end face of the third end and an end face of the fourth end are not parallel.
5. The display device of claim 1, wherein the display device further comprises:
a first structural member disposed at the first end for securing the first adjustment portion at the first end;
and the second structural part is arranged at the second end and used for fixing the second adjusting part at the second end.
6. The display device according to claim 2, wherein when the first adjustment portion includes at least two of the first electromagnets, and when the second adjustment portion includes at least two of the second electromagnets, adjacent two of the first electromagnets are disposed at intervals, and adjacent two of the first electromagnets are attracted to each other, and adjacent two of the second electromagnets are disposed at intervals, and adjacent two of the second electromagnets are attracted to each other.
7. The display device according to claim 2, wherein when the first adjustment portion includes at least two of the first electromagnets, and when the second adjustment portion includes at least two of the second electromagnets, two adjacent ones of the first electromagnets are disposed in abutment, and the two adjacent ones of the first electromagnets are attracted to each other, and wherein two adjacent ones of the second electromagnets are disposed in abutment, and the two adjacent ones of the second electromagnets are attracted to each other.
8. The display device according to claim 2, wherein when the first adjustment portion includes at least two of the first electromagnets, and when the second adjustment portion includes at least two of the second electromagnets, adjacent at least two of the first coils are electrically connected to form a first coil group, adjacent at least two of the second coils are electrically connected to form a second coil group, the first current signal is applied to the first coil group, the second current signal is applied to the second coil group, and directions of the first current signal and the second current signal are the same.
9. The display device according to claim 2, wherein the adjacent first coils are arranged at intervals, and the magnitude of the first current signals loaded in the first coils is equal, and the directions of the first current signals are all first directions; the adjacent second coils are arranged at intervals, the magnitude of second current signals loaded in the adjacent second coils is equal, the direction of the second current signals is the second direction, and the first direction is the same as the second direction.
10. An electronic apparatus, characterized in that the electronic apparatus comprises the display device according to any one of claims 1 to 9.
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| CN109445151B (en) * | 2018-10-18 | 2021-08-31 | 京东方科技集团股份有限公司 | Substrate, control method thereof, display device and display preparation device |
| CN109360496A (en) * | 2018-11-09 | 2019-02-19 | 惠州市华星光电技术有限公司 | A kind of display device of curvature-adjustable |
| CN110379313B (en) * | 2019-07-26 | 2021-06-11 | 昆山工研院新型平板显示技术中心有限公司 | Foldable flexible display panel and foldable display device |
| CN113539115A (en) * | 2021-07-30 | 2021-10-22 | 深圳市华星光电半导体显示技术有限公司 | Display device and electronic apparatus |
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