CN111816072B - Flexible display screen and display device - Google Patents
Flexible display screen and display device Download PDFInfo
- Publication number
- CN111816072B CN111816072B CN202010640494.5A CN202010640494A CN111816072B CN 111816072 B CN111816072 B CN 111816072B CN 202010640494 A CN202010640494 A CN 202010640494A CN 111816072 B CN111816072 B CN 111816072B
- Authority
- CN
- China
- Prior art keywords
- flexible display
- display screen
- trapezoid structure
- layer
- trapezoid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention provides a flexible display screen and a display device. The display device comprises a flexible display screen; the flexible display screen is used for being wound on a reel in a curling way and comprises a back plate, an intermediate lamination and a cover plate which are arranged in a laminating way; the upper surface of the back plate is provided with a plurality of continuous first trapezoidal structures; the lower surface of the cover plate is provided with a plurality of continuous second trapezoidal structures; when the flexible display screen is curled and wound on the scroll, the first trapezoidal structure and the second trapezoidal structure are used for decomposing the shear stress generated by the scroll in the curling process along the surface direction of the middle lamination so as to reduce the stress of the flexible display screen, thereby reducing the peeling phenomenon of the middle lamination of the flexible display screen, reducing the risk of failure of the middle lamination, and prolonging the service life of the flexible display screen.
Description
Technical Field
The invention relates to the technical field of display, in particular to a flexible display screen and a display device.
Background
At present, people increasingly rely on electronic products such as mobile phones, tablet computers and intelligent wearable devices. In order to enhance the user experience and enhance the product competitiveness, the adoption of large screen has become a development trend. The electronic display device capable of being rolled has come into existence as for the problem that the electronic equipment with a large screen is inconvenient to carry, and the electronic display screen can be rolled into a reel when not used, is stored in a small-size form and is convenient to carry; when in use, the utility model is drawn out from the reel.
With the development of flexible electronic display technology, release and marketing of the Huawei and Samsung folding screen mobile phone are carried out, and the market competition of the folding screen mobile phone is more and more intense. The realization of the foldable screen, the rollable and rollable screen, has gradually become a mobile phone product form. The field of rollable screens is also becoming the next competitive ground for each panel manufacturer.
As shown in fig. 1 to 4, a conventional rollable display device 90 includes a reel 91 and a flexible display screen 92. Fig. 1 is a schematic structural view of the rollable display device 90 in an unfolded state, fig. 2 is a schematic structural view of the rollable display device in a rolled state, fig. 3 is a schematic structural view of the flexible display screen 92 in an unfolded state, and fig. 4 is a schematic structural view of the flexible display screen 92 in a rolled state. The roller 91 is a standard cylindrical shape, and in order to meet the requirement of rolling, the flexible display screen 92 is rolled on the cylindrical roller 91. Flexible display screen 92 is including the backplate 921, middle stromatolite 922 and the apron 923 of range upon range of setting, along with a lot of pulls, can produce shear stress F at curling in-process, and shear stress F direction is perpendicular to spool 91 radius direction, and shear stress F can transmit to flexible display screen 92 and lead to middle stromatolite 922 to take place to peel off very easily to the display is unusual, has reduced the life that can curl the screen.
Disclosure of Invention
The invention aims to provide a flexible display screen and a display device, which are used for solving the technical problems that when the flexible display screen is curled on a scroll, due to the fact that shear stress is generated in the curling process, the shear stress is transmitted to the flexible display screen, so that an intermediate lamination layer is easy to peel off, abnormal display is caused, and the service life of the rollable screen is shortened.
In order to achieve the above object, the present invention provides a flexible display screen for winding onto a reel, which comprises a back plate, an intermediate lamination layer and a cover plate, wherein the back plate, the intermediate lamination layer and the cover plate are arranged in a stacked manner; the upper surface of the back plate is provided with a plurality of continuous first trapezoidal structures, and the first trapezoidal structures are connected end to end in a row along a first direction in the same arrangement mode; the middle lamination layer is arranged on the back plate; the cover plate is arranged on the middle lamination layer, the lower surface of the cover plate is provided with a plurality of continuous second trapezoidal structures, the second trapezoidal structures are connected end to end in a row along a second direction in the same arrangement mode, and the second direction is opposite to the first direction; when the flexible display screen is curled and wound on the scroll, the first trapezoidal structure and the second trapezoidal structure are used for decomposing shear stress generated by the scroll in the curling process along the surface direction of the middle lamination so as to reduce stress of the flexible display screen.
Further, an upper bottom edge of the first trapezoid structure on the side facing the intermediate laminate is arranged parallel to a lower bottom edge of the second trapezoid structure on the side facing the intermediate laminate.
Furthermore, the included angle between the upper bottom edge of the first trapezoid structure and the lower bottom edge of the first trapezoid structure ranges from 1 degree to 30 degrees; the included angle range of the upper bottom edge of the second trapezoid structure and the lower bottom edge of the second trapezoid structure is 1-30 degrees.
Further, the intermediate stack comprises pixel cells; the length of the first trapezoid structure is integral multiple of the length of the pixel unit; the length of the second trapezoid structure is integral multiple of the length of the pixel unit.
Furthermore, a first transition section is arranged between two adjacent first trapezoidal structures and used for connecting the tail end of the previous first trapezoidal structure with the head end of the next first trapezoidal structure; and a second transition section is also arranged between every two adjacent second trapezoidal structures and is used for connecting the tail end of the previous second trapezoidal structure with the head end of the next second trapezoidal structure.
Further, the intermediate stack comprises an organic electroluminescent layer.
Furthermore, the middle lamination layer also comprises a flexible substrate layer, an array substrate, a thin film packaging layer, a polarizer and a touch layer which are arranged in a laminated manner; the flexible substrate layer is attached to the back plate; the array substrate is arranged on the flexible substrate layer; the organic electroluminescent layer is arranged on the array substrate; the thin film packaging layer is arranged on the organic electroluminescent layer; the polaroid is arranged on the thin film packaging layer; the touch layer is arranged on the polarizer; the cover plate is attached to the touch layer.
Further, the intermediate laminate includes a liquid crystal layer.
The invention also provides a display device which comprises the flexible display screen.
Further, the display device further comprises a reel, wherein the outer surface of the reel is used for winding the flexible display screen in a curling mode; in the first curled part of the flexible display screen curled and wound on the reel, the thickness of the first trapezoid structure is gradually increased, and the thickness of the second trapezoid structure is gradually reduced.
The invention has the advantages that the shear stress in the membrane layer direction is weakened through the trapezoid structure, and the stress value borne by the flexible display screen in the drawing process of the display device is reduced, so that the stripping phenomenon of the middle lamination of the flexible display screen is reduced, the failure risk is reduced, and the service life is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic structural view of a conventional rollable display device in an unfolded state;
fig. 2 is a schematic structural diagram of a conventional rollable display device in a rolled state;
fig. 3 is a schematic structural diagram of the flexible display screen in an unfolded state;
fig. 4 is a schematic structural diagram of the flexible display screen in a rolled state;
FIG. 5 is a schematic structural diagram of a flexible display screen according to an embodiment of the present invention in an unfolded state;
FIG. 6 is a schematic diagram illustrating the decomposition of the shear stress generated by the reel in the surface direction of the intermediate laminate according to the embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a flexible display screen in a rolled state according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of an intermediate laminate according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a display device in an unfolded state according to an embodiment of the present invention.
The components in the figure are identified as follows:
1. a scroll, 2, a flexible display screen, 10, a display device,
21. a back plate, 22, an intermediate laminate, 23, a cover plate,
211. a first ladder structure, 212, a first transition piece, 221, a flexible substrate layer,
222. an array substrate 223, an organic electroluminescent layer 224, a thin film encapsulation layer,
225. a polarizer 226, a touch layer 231, a second trapezoid structure,
232. a second transition section.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the drawings, the thickness of layers and regions are exaggerated for clarity. For example, the thicknesses and sizes of elements in the drawings are arbitrarily shown for convenience of description, and thus, the described technical scope is not limited by the drawings. The drawings of the present invention are only for illustrating the relative positional relationship and the connection relationship, the layer thicknesses of some parts are exaggerated in a drawing manner for easy understanding, and the layer thicknesses in the drawings do not represent the proportional relationship of the actual layer thicknesses.
Referring to fig. 9, an embodiment of the invention provides a display device 10, which includes a reel 1 and a flexible display 2, wherein the flexible display 2 is wound around an outer surface of the reel 1.
Referring to fig. 5 to 8, an embodiment of the invention provides a flexible display screen 2 for winding onto a reel, which includes a back plate 21, an intermediate lamination 22 and a cover plate 23; the upper surface of the back plate 21 is provided with a plurality of continuous first trapezoidal structures 211, and the first trapezoidal structures 211 are connected end to end in a row along a first direction in the same arrangement mode; the middle lamination layer 22 is arranged on the back plate 21; the cover plate 23 is arranged on the middle lamination 22, the lower surface of the cover plate is provided with a plurality of continuous second trapezoidal structures 231, the second trapezoidal structures 231 are connected end to end in a row along a second direction in the same arrangement mode, and the second direction is opposite to the first direction; it can be understood that in fig. 5, the first trapezoid-shaped structure 211 and the second trapezoid-shaped structure 231 are disposed correspondingly, and both have right-angled trapezoid cross sections, and the arrangement of the two is just opposite, that is, the thin end of the first trapezoid-shaped structure 211 corresponds to the thick end of the second trapezoid-shaped structure 231, and vice versa; when the flexible display screen 2 is rolled and wound on the reel, the first trapezoid 211 and the second trapezoid 231 are used for decomposing shear stress generated by the reel in the rolling process along the surface direction of the intermediate lamination 22 so as to reduce stress of the flexible display screen 2.
Referring to fig. 6, fig. 6 is a schematic diagram illustrating the decomposition of the shear stress generated by the reel in the surface direction of the intermediate laminate 22, the shear stress F is resolved into F1 in the direction along the surface of the intermediate laminate 22, and F2 in the direction perpendicular to the surface of the intermediate laminate 22, wherein F1 is the stress of the flexible display screen 2, since F1 is the decomposition force of the shear stress F in the surface direction of the intermediate lamination 22, the value of F1 is smaller than that of F, therefore, the first trapezoid 211 and the second trapezoid 231 can decompose the shear stress generated by the reel 1 during the rolling process along the surface direction of the intermediate laminate 22 to reduce the stress of the flexible display 2, thereby reducing the peeling phenomenon of the middle lamination 22 of the flexible display screen 2, reducing the risk of failure and prolonging the service life of the flexible display screen.
Fig. 7 is a schematic structural diagram of the flexible display screen 2 in a rolled-up state according to this embodiment, based on the shear stress decomposition principle of fig. 6, when the flexible display screen 2 is rolled and wound on the reel, the first trapezoid-shaped structure 211 and the second trapezoid-shaped structure 231 are used for decomposing the shear stress generated by the reel in the rolling process along the surface direction of the middle laminate 22 to reduce the stress of the flexible display screen 2, so that the stress of the flexible display screen 2 is integrally reduced, thereby reducing the peeling phenomenon of the middle laminate 22 of the flexible display screen 2 and reducing the risk of failure thereof.
In this embodiment, the upper base of the first trapezoid 211 facing the middle layer 22 is parallel to the lower base of the second trapezoid 231 facing the middle layer 22.
In this embodiment, an included angle between an upper bottom side and a lower bottom side of the first trapezoid structure 211 ranges from 1 degree to 30 degrees, and is preferably an integer degree such as 2 degrees and 3 degrees … …; the angle between the upper base and the lower base of the second trapezoid structure 231 ranges from 1 degree to 30 degrees, and is preferably an integer of 2 degrees, 3 degrees … …, and the like.
In this embodiment, the intermediate laminate 22 includes pixel cells; the length of the first trapezoid structure 211 is an integral multiple of the length of the pixel unit; the length of the second trapezoid structure 231 is an integral multiple of the length of the pixel unit.
Referring to fig. 5, in the present embodiment, a first transition section 212 is further disposed between two adjacent first trapezoid-shaped structures 211, and is used for connecting the tail end of the previous first trapezoid-shaped structure 211 with the head end of the next first trapezoid-shaped structure 211, so as to perform a smooth transition function; a second transition section 232 is further disposed between two adjacent second trapezoid-shaped structures 231, and is used for connecting the tail end of the previous second trapezoid-shaped structure 231 with the head end of the next second trapezoid-shaped structure 231, so as to perform a smooth transition function.
Referring to fig. 8, in the present embodiment, the intermediate stacked layer 22 includes an organic electroluminescent layer 223, so that the flexible display panel 2 is an organic electroluminescent display panel.
Referring to fig. 8, in the present embodiment, the intermediate laminate 22 further includes a flexible substrate layer 221, an array substrate 222, a thin film encapsulation layer 224, a polarizer 225, and a touch layer 226; the flexible substrate layer 221 is attached to the back plate 21; the array substrate 222 is disposed on the flexible substrate layer 221; the organic electroluminescent layer 223 is disposed on the array substrate 222; the thin film encapsulation layer 224 is arranged on the organic electroluminescent layer 223; the polarizer 225 is arranged on the thin film packaging layer 224; the touch layer 226 is disposed on the polarizer 225; the cover plate 23 is attached to the touch layer 226.
In other embodiments, the intermediate laminate 22 comprises a liquid crystal layer, and the flexible display 2 is therefore a liquid crystal display.
Referring to fig. 9, the present invention further provides a display device, which includes the flexible display screen 2.
Referring to fig. 9, in this embodiment, the display device further includes a reel 1, and an outer surface of the reel 1 is used for winding the flexible display screen 2 in a curling manner; in the first curled portion of the flexible display 2 curled and wound on the reel 1, the thickness of the first trapezoid 211 is gradually increased, and the thickness of the second trapezoid 231 is gradually decreased.
The invention has the advantages that the shear stress in the membrane layer direction is weakened through the trapezoid structure, and the stress value borne by the flexible display screen in the drawing process of the display device is reduced, so that the stripping phenomenon of the middle lamination of the flexible display screen is reduced, the failure risk is reduced, and the service life is prolonged.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A flexible display screen for being rolled up and wound onto a roll, comprising:
the upper surface of the back plate is provided with a plurality of continuous first trapezoidal structures which are connected end to end in a row along a first direction in the same arrangement mode;
the middle lamination is arranged on the back plate; and
the cover plate is arranged on the middle lamination layer, the lower surface of the cover plate is provided with a plurality of continuous second trapezoidal structures, the second trapezoidal structures are connected end to end in a row along a second direction in the same arrangement mode, and the second direction is opposite to the first direction; the included angle between the upper bottom edge of the first trapezoid structure and the lower bottom edge of the first trapezoid structure ranges from 1 degree to 30 degrees; the included angle between the upper bottom edge of the second trapezoid structure and the lower bottom edge of the second trapezoid structure ranges from 1 degree to 30 degrees; the upper bottom edge of the first trapezoid structure on the side facing the middle lamination layer is parallel to the lower bottom edge of the second trapezoid structure on the side facing the middle lamination layer; the intermediate stack comprises pixel cells; the length of the first trapezoid structure is integral multiple of the length of the pixel unit; the length of the second trapezoid structure is integral multiple of the length of the pixel unit;
when the flexible display screen is wound on the reel in a curling manner, the thickness of the first trapezoid structure is gradually increased, and the thickness of the second trapezoid structure is gradually reduced; the first trapezoid structure and the second trapezoid structure are used for decomposing shear stress generated by the reel in a curling process along the surface direction of the middle lamination layer so as to reduce stress of the flexible display screen.
2. The flexible display screen of claim 1, wherein a first transition section is further disposed between two adjacent first trapezoid structures, for connecting a tail end of a previous first trapezoid structure with a head end of a next first trapezoid structure; and a second transition section is also arranged between every two adjacent second trapezoidal structures and is used for connecting the tail end of the previous second trapezoidal structure with the head end of the next second trapezoidal structure.
3. A flexible display screen according to claim 1, wherein the intermediate laminate comprises an organic electroluminescent layer.
4. The flexible display of claim 3, wherein the intermediate laminate further comprises:
a flexible substrate layer attached to the backplane;
the array substrate is arranged on the flexible substrate layer;
the organic electroluminescent layer is arranged on the array substrate;
the thin film packaging layer is arranged on the organic electroluminescent layer;
the polaroid is arranged on the thin film packaging layer; and
and the touch layer is arranged on the polarizer.
5. A flexible display according to claim 1 wherein the intermediate laminate comprises a liquid crystal layer.
6. A display device, comprising:
the flexible display screen of any one of claims 1-5; and
a reel having an outer surface for winding the flexible display screen in a curling manner; in the first curled part of the flexible display screen curled and wound on the reel, the thickness of the first trapezoid structure is gradually increased, and the thickness of the second trapezoid structure is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010640494.5A CN111816072B (en) | 2020-07-06 | 2020-07-06 | Flexible display screen and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010640494.5A CN111816072B (en) | 2020-07-06 | 2020-07-06 | Flexible display screen and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111816072A CN111816072A (en) | 2020-10-23 |
| CN111816072B true CN111816072B (en) | 2022-03-29 |
Family
ID=72841590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010640494.5A Active CN111816072B (en) | 2020-07-06 | 2020-07-06 | Flexible display screen and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111816072B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908162B (en) * | 2021-01-20 | 2022-09-06 | 昆山国显光电有限公司 | Display module assembly capable of being wound and display device |
| CN113107957B (en) | 2021-03-31 | 2022-07-12 | 深圳市华星光电半导体显示技术有限公司 | Shaft body and display device |
| CN114360382B (en) * | 2022-01-11 | 2024-03-26 | 广州国显科技有限公司 | Flexible display assembly, flexible display device and flexible display equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170126078A (en) * | 2016-05-04 | 2017-11-16 | 엘지디스플레이 주식회사 | Display panel comprising encapsulation layer and flexible display device comprising the same |
| CN107527556A (en) * | 2017-08-31 | 2017-12-29 | 上海天马微电子有限公司 | Flexible display panel, display device and forming method of flexible display panel |
| CN108877529A (en) * | 2018-07-10 | 2018-11-23 | 昆山国显光电有限公司 | Flexible display screen cover board, Flexible Displays mould group and flexible display apparatus |
| CN109994044A (en) * | 2017-12-29 | 2019-07-09 | 三星显示有限公司 | Flexible display apparatus |
| CN110133920A (en) * | 2019-04-29 | 2019-08-16 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| CN110570762A (en) * | 2019-08-15 | 2019-12-13 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel |
| CN110706592A (en) * | 2019-09-10 | 2020-01-17 | 惠州市华星光电技术有限公司 | Flexible display and display method thereof |
| CN111182383A (en) * | 2018-11-13 | 2020-05-19 | 乐金显示有限公司 | Display device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4087306B2 (en) * | 2003-08-28 | 2008-05-21 | シャープ株式会社 | Liquid crystal display |
| CN103713436B (en) * | 2013-12-11 | 2016-08-17 | 京东方科技集团股份有限公司 | A kind of flexible base board and display device |
| CN105518768B (en) * | 2014-12-08 | 2018-06-12 | 深圳市柔宇科技有限公司 | Flexible screen protection structure and preparation method thereof and its flexible display screen of application |
| CN106328825B (en) * | 2016-10-31 | 2019-01-15 | 武汉华星光电技术有限公司 | OLED display |
| CN106910432A (en) * | 2017-05-10 | 2017-06-30 | 京东方科技集团股份有限公司 | A kind of flexible display apparatus and its control method |
| CN106952938B (en) * | 2017-05-16 | 2020-06-02 | 上海天马微电子有限公司 | Flexible display device, manufacturing method thereof and flexible display equipment |
| CN207517287U (en) * | 2017-11-30 | 2018-06-19 | 云谷（固安）科技有限公司 | Array substrate and display screen |
| CN108231800B (en) * | 2018-02-02 | 2019-10-29 | 京东方科技集团股份有限公司 | A kind of flexible display panels and preparation method thereof, display device |
| CN110707232A (en) * | 2019-09-12 | 2020-01-17 | 武汉华星光电半导体显示技术有限公司 | Display device |
| CN110910767B (en) * | 2019-11-29 | 2020-12-25 | 武汉华星光电半导体显示技术有限公司 | Flexible display screen and display device |
-
2020
- 2020-07-06 CN CN202010640494.5A patent/CN111816072B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170126078A (en) * | 2016-05-04 | 2017-11-16 | 엘지디스플레이 주식회사 | Display panel comprising encapsulation layer and flexible display device comprising the same |
| CN107527556A (en) * | 2017-08-31 | 2017-12-29 | 上海天马微电子有限公司 | Flexible display panel, display device and forming method of flexible display panel |
| CN109994044A (en) * | 2017-12-29 | 2019-07-09 | 三星显示有限公司 | Flexible display apparatus |
| CN108877529A (en) * | 2018-07-10 | 2018-11-23 | 昆山国显光电有限公司 | Flexible display screen cover board, Flexible Displays mould group and flexible display apparatus |
| CN111182383A (en) * | 2018-11-13 | 2020-05-19 | 乐金显示有限公司 | Display device |
| CN110133920A (en) * | 2019-04-29 | 2019-08-16 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| CN110570762A (en) * | 2019-08-15 | 2019-12-13 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel |
| CN110706592A (en) * | 2019-09-10 | 2020-01-17 | 惠州市华星光电技术有限公司 | Flexible display and display method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111816072A (en) | 2020-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111816072B (en) | Flexible display screen and display device | |
| JP6777720B2 (en) | Flexible display device and rollable display device including it | |
| CN112967609B (en) | Rollable display device | |
| CN110189634B (en) | Flexible display device | |
| JP2020160452A (en) | Input-output device | |
| CN113658510B (en) | Roll sliding mechanism, manufacturing method thereof and display device | |
| WO2024045746A1 (en) | Folding screen assembly and electronic device | |
| CN111627323A (en) | Film laminating structure, display structure and display device | |
| CN112002227A (en) | Flexible display panel and flexible display device | |
| US20210288389A1 (en) | Electrode assembly and battery | |
| US20240268045A1 (en) | Shaft and display device | |
| CN115331568A (en) | Flexible display module and sliding roll display device | |
| CN111986574A (en) | Display device and electronic equipment | |
| CN209859506U (en) | Flexible display device | |
| EP4060648A1 (en) | Electronic device | |
| CN111768715B (en) | Flexible display module and display device | |
| CN210324967U (en) | Panel protection layer and display panel device | |
| CN209746970U (en) | Electronic device and foldable display device | |
| EP4030411A1 (en) | Flexible display screen and electronic device | |
| CN110580857A (en) | Panel protection layer and display panel device | |
| US20200089082A1 (en) | Peel-off camera lens cover for portable electronic devices and televisions | |
| US20230171931A1 (en) | Display device, bent spacer module and assembling method thereof | |
| CN205429086U (en) | Electricity core winder and needle is rolled up to coiling formula arc thereof | |
| CN212864656U (en) | Combined double-sided adhesive tape | |
| CN112018263B (en) | Flexible display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |