CN104766543A - Display device - Google Patents
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- CN104766543A CN104766543A CN201510179141.9A CN201510179141A CN104766543A CN 104766543 A CN104766543 A CN 104766543A CN 201510179141 A CN201510179141 A CN 201510179141A CN 104766543 A CN104766543 A CN 104766543A
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- backboard
- display device
- display
- retractor device
- support
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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
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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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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display device and relates to the field of display technologies. The display device aims at solving the problem that display devices are poor in use performance. The display device comprises a flexible display panel, a telescopic device, a support and a back plate capable of generating elastic deformation, wherein the flexible display panel is installed on the back plate, the edge of the back plate is connected with the support, and the telescopic device is connected with the back plate and the support; when being telescopic, the telescopic device drives the flexible display panel to be switched between a plane display state and a curved surface display state through the back plate. The use performance of the display device is improved.
Description
Technical field
The present invention relates to display technique field, particularly relate to a kind of display device.
Background technology
In recent years, along with the development of display technique, market engenders display panel and backboard are the display device of curved surface.When beholder's negligible amounts and viewing location comparatively concentrate time, this kind of display device can ensure on reasonable observed range and viewing angle, the distance that every bit on display panel arrives beholder's eyes is all equal, thus brings beholder more natural, more comfortable visual experience.But when beholder's quantity is more or viewing location is comparatively disperseed, compare the display device that display panel is curved surface, the display device that display panel is plane can provide broader viewing angle.
Therefore, have at present and a kind ofly can show in plane the display device carrying out between state and curved-surface display state changing, generally include: backboard and the flexible display panels be arranged on backboard, and the heating arrangement for heating backboard; Wherein, backboard is made by remembering shape-changing material, the backboard generation deformation when heating arrangement heats backboard, while backboard generation deformation, flexible display panels can follow backboard generation deformation, flexible display panels is changed between plane display state and curved-surface display state, thus makes display device realize plane display and curved-surface display.
But in the process heated backboard, flexible display panels also can be heated, long-time heating may make some parts in flexible display panels cause damage, thus affects the usability of display device.
Summary of the invention
The object of the present invention is to provide a kind of display device, for improving the usability of display device.
To achieve these goals, the invention provides following technical scheme:
A kind of display device, comprise: flexible display panels, retractor device, support and elastically-deformable backboard can occur, wherein, described flexible display panels is arranged on described backboard, the edge of described backboard is connected with described support respectively, and described retractor device is connected with described support with described backboard respectively; Described flexible display panels is driven to change between plane display state and curved-surface display state by described backboard when described retractor device stretches.
Preferably, described retractor device is the extensible member that memory shape-changing material is made, and one end of described extensible member is connected with described backboard, and the other end is connected with described support, and described display device also comprises the heating arrangement heated described extensible member; Flexible under the heat that described extensible member provides at described heating arrangement, drive described flexible display panels to change between plane display state and curved-surface display state by described backboard when described extensible member stretches.
Further, described extensible member is the spiral spring be made up of memory shape-changing material.
Preferably, the spring wire of described spiral spring is hollow structure, and described heating arrangement comprises: be located at the electrical heating wire in described hollow structure.
Preferably, described retractor device also comprises the insulated thermal insulating layer on the outside surface being coated on described spring wire.
Further, described display device also comprises controller and power switch, described controller is connected with described power switch signal, and described power switch is electrically connected with described electrical heating wire, and the folding condition that described controller controls described power switch is energized or power-off to make described electrical heating wire.
Alternatively, be provided with cavity in described support, the electric wire connecting described power switch and described electrical heating wire and the signal wire being connected described controller and described power switch are arranged in described cavity.
Preferably, described display device also comprises base, and described support installing is on described base, and described base is provided with the accommodating chamber holding described controller.
Further, described display device also comprises structure-reinforced, and described structure-reinforced the junction being at least arranged at described backboard and described retractor device, described retractor device is connected with described backboard by described structure-reinforced.
Preferably, described structure-reinforced is strip rectangular configuration, and described structure-reinforced the centre being vertically arranged at described backboard.
Alternatively, the quantity of described retractor device is multiple, and described multiple retractor device is arranged along the interval, extended line direction on the long limit of described structure-reinforced.
Preferably, described support comprises support member and V-shape web member, and wherein, described support member is connected with described retractor device; The corner region of described V-shape web member is fixedly connected with described support member, the two ends of described V-shape web member are connected with the edge of described backboard respectively, the two ends of described V-shape web member are respectively equipped with chute, the region that the edge of described backboard is corresponding with described chute is respectively equipped with slide block, and during described backboard generation deformation, described slide block can along described slide.
In display device provided by the invention, backboard generation deformation can be made by the flexible of retractor device, backboard deformation can drive flexible display panels generation deformation, thus flexible display panels is changed between plane display state and curved-surface display state, and then display device is made to realize plane display and curved-surface display.With heat compared with whole backboard in prior art, in display device provided by the invention, it is flexible that retractor device can pass through hydraulic driving mode, motor drive mode or temperature control type of drive, if retractor device is stretched by hydraulic driving mode or motor drive mode, then do not need to heat retractor device, therefore backboard can not transmit amount of heat in flexible display panels, thus alleviates the infringement to the parts in flexible display panels, and then improves the usability of display device; If retractor device is stretched by temperature control type of drive, then only need heat retractor device, and the region that retractor device is connected with backboard is less, therefore the heat passed to flexible display panels from backboard is less, thus the infringement alleviated the parts in flexible display panels, and then improve the usability of display device.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms a part of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 for the display device described in the embodiment of the present invention be in plane display state schematic diagram;
Fig. 2 is in the schematic diagram of curved-surface display state for the display device described in the embodiment of the present invention;
Fig. 3 is the sectional view of the spring wire in the display device described in the embodiment of the present invention.
Description of reference numerals:
1-backboard, the edge of 11-backboard,
2-retractor device, 21-spiral spring,
22-electrical heating wire, 23-insulated thermal insulating layer,
31-support member, 32-V shaped connecting piece,
4-base, structure-reinforced of 5-,
6-chute.
Embodiment
In order to further illustrate the display device that the embodiment of the present invention provides, be described in detail below in conjunction with Figure of description.
Refer to Fig. 1, the display device that the embodiment of the present invention provides comprises: backboard 1, flexible display panels (not shown), retractor device 2 and support, and wherein, backboard 1 elastic deformation can occur, and the edge 11 of backboard 1 is connected with support; Retractor device 2 is between backboard 1 and support, and retractor device 2 is connected with support with backboard 1 respectively.
Refer to Fig. 2, display device be in plane display state time retractor device be in original state, when display device is curved-surface display state from plane display State Transferring by needs, retractor device 2 is shunk, thus pull backboard 1 to the right, make backboard 1 that deformation occur, backboard 1 deformation can drive flexible display panels generation deformation, thus makes display device be curved-surface display state from plane display State Transferring, when display device is plane display state from curved-surface display State Transferring by needs, the length of retractor device 2 is made to return to original state, return in the process of original state in the length of retractor device 2, backboard 1 is pulled no longer to the right at retractor device 2, backboard 1 is under the effect of its own resilient and under the thrust that provides of retractor device 2, return to original state (tabular), return in the process of original state at backboard 1, flexible display panels can be driven also to return to original state, thus make display device be that plane shows state by curved-surface display State Transferring.
In sum, in the display device that the embodiment of the present invention provides, can make backboard 1 that deformation occurs by the flexible of retractor device 2, backboard 1 deformation can drive flexible display panels generation deformation, thus flexible display panels is changed between plane display state and curved-surface display state, and then display device is made to realize plane display and curved-surface display.With heat compared with whole backboard 1 in prior art, in the display device that the embodiment of the present invention provides, retractor device 2 can be stretched by hydraulic driving mode, motor drive mode or temperature control type of drive, and temperature described herein controls the type of drive that type of drive refers to make retractor device 2 shorten or extend by the temperature of adjustment retractor device 2.If retractor device 2 is stretched by hydraulic driving mode or motor drive mode, then do not need to heat retractor device 2 or backboard 1, therefore backboard 1 can not transmit amount of heat in flexible display panels, thus the infringement alleviated the parts in flexible display panels, and then improve the usability of display device; If retractor device 2 is stretched by temperature control type of drive, only need heat retractor device 2, and the region that retractor device 2 is connected with backboard is less, therefore the heat passed to flexible display panels from backboard is less, thus the infringement alleviated the parts in flexible display panels, and then improve the usability of display device.
It is worth mentioning that, the connected mode between the edge 11 of support and backboard 1, can as shown in Figure 1, backboard 1 has two relative horizontal edges vertical edge relative with two, and support is connected with the central region at two vertical edges of backboard 1 respectively.Certainly, can also be other connected modes between the edge 11 of support and backboard 1, such as: support is connected with lower area with the upper area at two vertical edges of backboard 1 simultaneously, or, be connected with lower area with the upper area at two vertical edges of backboard 1, central region the while of support; The vertical edge of backboard 1 can be flexible edge also can be rigid edge.In a kind of embodiment that the present embodiment provides, two vertical edges of backboard 1 are rigid edge, and support is connected with the central region of two rigid edges of backboard 1 respectively.
If need to arrange hydraulic cylinder in retractor device 2 when above-mentioned retractor device 2 adopts hydraulic driving mode, if need to arrange motor in retractor device 2 when retractor device 2 adopts motor drive mode, and hydraulic cylinder and the space shared by motor are comparatively large, therefore, preferably, retractor device 2 is stretched by temperature control type of drive, now, retractor device 2 is the extensible member that memory shape-changing material is made, and one end of extensible member is connected with backboard 1, the other end is connected with support, and display device also comprises the heating arrangement to extensible member heating.
Please continue to refer to Fig. 2, display device be in plane display state time extensible member be in original state, when display device is curved-surface display state from plane display State Transferring by needs, start heating arrangement, heating arrangement heats extensible member, and extensible member is heated post shrinkage, thus pull backboard 1 to the right, make backboard 1 that deformation occur, backboard 1 deformation can drive flexible display panels generation deformation, thus makes display device be curved-surface display state from plane display State Transferring, when display device is plane display state from curved-surface display State Transferring by needs, close heating arrangement, heater stop heats extensible member, the temperature of extensible member returns to normal temperature gradually, accordingly, the length of extensible member also returns to initial length gradually, namely the length of extensible member returns to original state, return in the process of original state in the length of extensible member, extensible member pulls backboard 1 no longer to the right, under the thrust that backboard 1 provides under the effect of its own resilient and when extensible member recovers, return to original state (tabular), return in the process of original state at backboard 1, flexible display panels can be driven also to return to original state, thus make display device be that plane shows state by curved-surface display State Transferring.
In sum, in the display device that the embodiment of the present invention provides, flexible under the heat that extensible member provides at heating arrangement, backboard 1 can be made to drive flexible display panels generation deformation by the flexible of extensible member, thus flexible display panels is changed between plane display state and curved-surface display state, and then display device is made to realize plane display and curved-surface display.With heat compared with whole backboard in prior art, in the display device that the embodiment of the present invention provides, heating arrangement only heats extensible member, and the region that extensible member is connected with backboard 1 is less, therefore the heat passed to flexible display panels from backboard 1 is less, thus the infringement alleviated the parts in flexible display panels, and then improve the usability of display device.
In the display device that above-described embodiment provides, extensible member is heated post shrinkage, but is not limited thereto, and extensible member also can be the type of extending after being heated.Now, the original state of display device is curved-surface display state, after heating arrangement is to extensible member heating, extend under the heat that extensible member provides at heating arrangement, deformation under the effect of the thrust that backboard 1 provides under the effect of its own resilient and when extensible member extends, thus driving flexible display panels deformation, final backboard 1 and flexible display panels are all tabular, thus make display device be that plane shows state by curved-surface display State Transferring; After heater stop is to extensible member heating, the temperature of extensible member returns to normal temperature gradually, accordingly, the length of extensible member also shortens to initial length gradually, and namely the length of extensible member returns to original state, returns in the process of original state in the length of extensible member, extensible member pulls backboard 1 to the right, make backboard 1 that deformation occur, the backboard 1 that deformation occurs can drive flexible display panels generation deformation, thus makes display device be curved-surface display state from plane display State Transferring.
Refer to Fig. 2 and Fig. 3, in the display device that the embodiment of the present invention provides, extensible member is preferably the spiral spring 21 be made up of memory shape-changing material, because the deformation range of spiral spring 21 is comparatively large, therefore, when spiral spring 21 is in contraction state, backboard 1 is pulled by spiral spring 21, after backboard 1 drives flexible display panels generation deformation, the curvature being in the display device of curved-surface display state is comparatively large, thus makes the display effect of display device better.Certainly, extensible member can also select the bending spring be made up of memory shape-changing material.
When extensible member is spiral spring 21, in order to reduce the space occupied by retractor device, in a preferred embodiment, the spring wire of spiral spring 21 is hollow structure, heating arrangement comprises electrical heating wire 22, and electrical heating wire 22 is located in the hollow structure of spiral spring 21.After electrical heating wire 22 is energized, temperature raises, heat passes to spiral spring 21 by electrical heating wire 22, the temperature of spiral spring 21 is raised, spiral spring 21 shrinks and pulls backboard 1, make backboard 1 drive flexible display panels deformation, thus make display device be curved-surface display state by plane display State Transferring.Volume due to electrical heating wire 22 is little and be located in the hollow structure of spring wire, because this reducing the space that retractor device occupies; In addition, lightweight due to electrical heating wire 22, therefore makes the weight of retractor device alleviate further.Leak electricity to prevent spring wire or and that damage in display device miscellaneous part too high due to the temperature of spring wire, preferably, retractor device 2 also comprises the insulated thermal insulating layer 23 in the outside of the spring wire being coated on spiral spring 21.
The quantity of above-mentioned electrical heating wire 22 can be one or more, and when the quantity of electrical heating wire 22 is one, electrical heating wire 22 and spring wire are coaxially arranged, to ensure that spiral spring 21 can be heated evenly; When the quantity of electrical heating wire 22 is many, many electrical heating wires 22 can be arranged in a hollow structure, and also can be separately positioned in multiple hollow structure, in each hollow structure, correspondence arranges an electrical heating wire 22; When by the electric current of the every bar electrical heating wire 22 in many electrical heating wires 22 with time identical by the electric current of this electrical heating wire 22 when arranging an electrical heating wire 22 in hollow structure, many electrical heating wire 22 can make the firing rate of spiral spring 21 accelerate, thus reduce display device plane display state and curved-surface display state between change needed for time.
Change between plane display state and curved-surface display state for the ease of controlling above-mentioned display device, in a preferred embodiment, display device also comprises controller (not shown) and power switch (not shown), controller is connected with power switch signal, power switch is electrically connected with electrical heating wire 22, and the folding condition that controller controls power switch is energized or power-off to make electrical heating wire 22.Effectively controlled the power on/off state of electrical heating wire 22 by the cooperation of controller and power switch, thus effectively control display device and change between plane display state and curved-surface display state.
In order to the electric wire between protection power source switch and electrical heating wire 22; and the signal wire between protection controller and power switch; preferably; be provided with cavity in support, connect power switch and the electric wire of electrical heating wire 22 and the signal wire of connection control device and power switch and be arranged in cavity.Design like this, avoid connection power switch and the electric wire of electrical heating wire 22 and the signal wire of connection control device and power switch and be wrapped in stent outer, thus avoid the wearing and tearing connecting power switch and the electric wire of electrical heating wire 22 and the signal wire of connection control device and power switch, improve the aesthetic property of display device simultaneously.
Above-mentioned display device can be installed on metope or stand up on ground or desktop, when display device is stood up on ground or desktop, in order to firmly place display device, preferably, display device also comprises base 4, support installing is on base 4, and base 4 is provided with the accommodating chamber holding controller.Design like this, is contacted with ground or desktop by base 4, increases the contact area of display device and ground or desktop, and makes the decentralization of whole display device, thus display device is more firmly stood up on ground or desktop.In addition, controller is positioned in accommodating chamber, the space shared by display device can be reduced, improve the aesthetic property of display device simultaneously.
In order to increase the strength of joint between backboard 1 and retractor device 2, in a preferred embodiment, display device also comprises structure-reinforced 5, the junction being at least arranged at backboard 1 and retractor device 2 for structure-reinforced 5.Because retractor device 2 is connected with backboard 1 by structure-reinforced 5, and structure-reinforced 5 comparatively large with the contact area of backboard 1, and therefore, the strength of joint between retractor device 2 and backboard 1 increases.
Said structure stiffener 5 can be circular configuration, ellipsoidal structure or strip rectangular configuration etc., as shown in Figure 1, in a preferred embodiment, structure-reinforced 5 is strip rectangular configuration, the extended line direction on long limit of structure-reinforced 5 is parallel with the length direction at the vertical edge of backboard, and the bee-line at structure-reinforced 5 to two vertical edges is equal, that is, the centre of backboard 1 is vertically arranged at for structure-reinforced 5.Design like this, pulls backboard 1 by structure-reinforced 5 of being arranged at the zone line of backboard 1, and the center line of the curved-surface structure relative flexibility display panel formed after making backboard 1 drive flexible display panels generation deformation is symmetrical, thus makes display device more attractive in appearance.
In above-mentioned display device, the quantity of retractor device 2 can be one or more, and preferably, the quantity of retractor device 2 is multiple, and multiple retractor device 2 is arranged along the interval, extended line direction on the long limit of structure-reinforced 5.The pulling force of multiple retractor devices 2 pairs of backboards 1 and thrust grow, thus make there is further raising at the drawing effect of same time retractor device 2 pairs of backboards 1, speed when simultaneously making display device be plane display state by curved-surface display State Transferring accelerates.
In order to avoid due to the pulling force of retractor device 2 pairs of backboards 1 excessive, the edge 11 of backboard and the junction of support is made to produce the situation of deformation or the fracture that cannot recover, please continue to refer to Fig. 1, in a preferred embodiment, support comprises support member 31 and V-shape web member 32, wherein, support member 31 is connected with retractor device 2, the corner region of V-shape web member 32 is fixedly connected with support member 31, the two ends of V-shape web member 32 are connected with the edge 11 of backboard respectively, the two ends of V-shape web member 32 are respectively equipped with chute 6, the region that the edge 11 of backboard is corresponding with chute 6 is respectively equipped with slide block (not shown).Design like this, when retractor device 2 pull backboard 1 make backboard 1 that deformation occur time, slide block slides along chute 6, alleviate the deformation degree of the junction between the edge 11 of backboard 1 and V-shape web member 32, thus the junction avoiding the edge 11 and support that the tensile force due to retractor device 2 pairs of backboards 1 crosses ambassador's backboard produces the situation of deformation or the fracture that cannot recover, and then extend the serviceable life of display device.
In the description of above-mentioned embodiment, specific features, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (12)
1. a display device, it is characterized in that, comprise: flexible display panels, retractor device, support and elastically-deformable backboard can occur, wherein, described flexible display panels is arranged on described backboard, the edge of described backboard is connected with described support, and described retractor device is connected with described support with described backboard respectively; Described flexible display panels is driven to change between plane display state and curved-surface display state by described backboard when described retractor device stretches.
2. display device according to claim 1, it is characterized in that, described retractor device is the extensible member that memory shape-changing material is made, and one end of described extensible member is connected with described backboard, the other end is connected with described support, and described display device also comprises the heating arrangement heated described extensible member; Flexible under the heat that described extensible member provides at described heating arrangement, drive described flexible display panels to change between plane display state and curved-surface display state by described backboard when described extensible member stretches.
3. display device according to claim 2, is characterized in that, described extensible member is the spiral spring be made up of memory shape-changing material.
4. display device according to claim 3, is characterized in that, the spring wire of described spiral spring is hollow structure, and described heating arrangement comprises: be located at the electrical heating wire in described hollow structure.
5. display device according to claim 4, is characterized in that, described retractor device also comprises the insulated thermal insulating layer on the outside surface being coated on described spring wire.
6. display device according to claim 4, it is characterized in that, described display device also comprises controller and power switch, described controller is connected with described power switch signal, described power switch is electrically connected with described electrical heating wire, and the folding condition that described controller controls described power switch is energized or power-off to make described electrical heating wire.
7. the display device according to claim 6, it is characterized in that, be provided with cavity in described support, the electric wire connecting described power switch and described electrical heating wire and the signal wire being connected described controller and described power switch are arranged in described cavity.
8. display device according to claim 7, is characterized in that, described display device also comprises base, and described support installing is on described base, and described base is provided with the accommodating chamber holding described controller.
9. display device according to claim 1, it is characterized in that, described display device also comprises structure-reinforced, and described structure-reinforced the junction being at least arranged at described backboard and described retractor device, described retractor device is connected with described backboard by described structure-reinforced.
10. display device according to claim 9, is characterized in that, described structure-reinforced is strip rectangular configuration, and described structure-reinforced the centre being vertically arranged at described backboard.
11. display device according to claim 9, is characterized in that, the quantity of described retractor device is multiple, and described multiple retractor device is arranged along the interval, extended line direction on the long limit of described structure-reinforced.
12. display device according to claim 1, it is characterized in that, described support comprises support member and V-shape web member, wherein, described support member is connected with described retractor device, the corner region of described V-shape web member is fixedly connected with described support member, the two ends of described V-shape web member are connected with the edge of described backboard respectively, the two ends of described V-shape web member are respectively equipped with chute, the region that the edge of described backboard is corresponding with described chute is respectively equipped with slide block, and during described backboard generation deformation, described slide block can along described slide.
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| CN201510179141.9A CN104766543B (en) | 2015-04-15 | 2015-04-15 | A kind of display device |
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| CN201510179141.9A CN104766543B (en) | 2015-04-15 | 2015-04-15 | A kind of display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105206181A (en) * | 2015-10-09 | 2015-12-30 | 武汉华星光电技术有限公司 | Curved surface display device with curvature adjustable remotely |
| CN105261298A (en) * | 2015-11-05 | 2016-01-20 | 京东方科技集团股份有限公司 | Backboard and curved-surface display device |
| CN106910431A (en) * | 2017-05-04 | 2017-06-30 | 京东方科技集团股份有限公司 | The method of the shape of flexible display screen and change flexible display screen |
| CN108109538A (en) * | 2017-12-11 | 2018-06-01 | 深圳市华星光电技术有限公司 | A kind of display device for putting down bent conversion |
| CN109804330B (en) * | 2016-08-12 | 2023-06-09 | 惠普发展公司，有限责任合伙企业 | Flexible display with arc-shaped rod |
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| CN104407461A (en) * | 2014-11-26 | 2015-03-11 | 深圳市华星光电技术有限公司 | Curved surface liquid crystal display device |
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| CN105206181A (en) * | 2015-10-09 | 2015-12-30 | 武汉华星光电技术有限公司 | Curved surface display device with curvature adjustable remotely |
| US9888587B2 (en) | 2015-10-09 | 2018-02-06 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Curvature remotely adjustable curved-surface display device |
| CN105261298A (en) * | 2015-11-05 | 2016-01-20 | 京东方科技集团股份有限公司 | Backboard and curved-surface display device |
| CN109804330B (en) * | 2016-08-12 | 2023-06-09 | 惠普发展公司，有限责任合伙企业 | Flexible display with arc-shaped rod |
| CN106910431A (en) * | 2017-05-04 | 2017-06-30 | 京东方科技集团股份有限公司 | The method of the shape of flexible display screen and change flexible display screen |
| US11244582B2 (en) | 2017-05-04 | 2022-02-08 | Boe Technology Group Co., Ltd. | Flexible display device and method for changing shape of the same |
| CN108109538A (en) * | 2017-12-11 | 2018-06-01 | 深圳市华星光电技术有限公司 | A kind of display device for putting down bent conversion |
| CN108109538B (en) * | 2017-12-11 | 2020-05-05 | 深圳市华星光电技术有限公司 | Display device capable of realizing flat-curve conversion |
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