CN106973549B - A kind of flexible display apparatus - Google Patents
A kind of flexible display apparatus Download PDFInfo
- Publication number
- CN106973549B CN106973549B CN201710228601.1A CN201710228601A CN106973549B CN 106973549 B CN106973549 B CN 106973549B CN 201710228601 A CN201710228601 A CN 201710228601A CN 106973549 B CN106973549 B CN 106973549B
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- Prior art keywords
- flexible display
- display screen
- heat
- thermally conductive
- notacoria
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20963—Heat transfer by conduction from internal heat source to heat radiating structure
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20436—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing
- H05K7/20445—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing the coupling element being an additional piece, e.g. thermal standoff
- H05K7/20472—Sheet interfaces
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a kind of flexible display apparatus to improve the display effect of flexible display screen to improve the heat dissipation homogeneity of flexible display screen.Flexible display apparatus includes flexible display screen and folding shell, flexible display screen is arranged in folding housing body, wherein: flexible display screen includes bending section and planar portions, flexible display screen is provided with thermally conductive notacoria close to the side for folding shell, thermally conductive notacoria includes heat-conducting layer, and heat-conducting layer covers bending section and continuation is to planar portions;It folds shell to include support portion and fold root, the backside contact of the planar portions of support portion and flexible display screen, it is opposite with bending section position and with the accommodating groove for accommodating bending section to fold root.
Description
Technical field
The present invention relates to field of display technology, more particularly to a kind of flexible display apparatus.
Background technique
Flexible display screen has the characteristics that not available for many traditional display screens such as frivolous, shock resistance, rollable, so as to
So that display device is more frivolous, portable and beautiful and stylish, it is provided for more extensive development space.Therefore, in electronics
The display fields such as paper, active matrix organic light-emitting diode have been obtained by the flexible display technologies of representative of flexible display screen
Extensive concern and research.
In the prior art, a kind of more common flexible display screen storage mode is collapsible, as depicted in figs. 1 and 2, existing
There is a kind of flexible display apparatus, comprising: fold the first shell 01 and second shell 02 of connection, first shell 01 and second shell
02 junction has accommodating groove 04;Flexible display screen 03, including bending section 030 and positioned at the first flat of 030 two sides of bending section
Face 031 and second planar portions 032, the first planar portions 031 and the second planar portions 032 respectively with first shell 01 and second shell
02 connection, bending section 030 are accommodated in accommodating groove 04 when first shell 01 and second shell 02 fold.
At work, flexible display screen is in unfolded state to flexible display apparatus, the bending section 030 of flexible display screen 03 with
Accommodating groove 04 is simultaneously contactless, and the heat that bending section 030 generates accumulates in the hollow section of accommodating groove 04, therefore it is slower to radiate, and
First planar portions 031 and the second planar portions 032 due to directly being contacted with first shell 01 and second shell 02, heat dissipation compared with
Fastly.On the whole, the first planar portions 031 and the second planar portions 032 of flexible display screen 03 are differed with 030 radiating rate of bending section
Larger, uneven so as to cause 03 picture brightness of flexible display screen, display effect is poor.
Summary of the invention
The purpose of the embodiment of the present invention is that a kind of flexible display apparatus is provided, it is uniform with the heat dissipation for improving flexible display screen
Property, improve the display effect of flexible display screen.
Flexible display apparatus provided by the embodiment of the present invention includes flexible display screen and folding shell, the Flexible Displays
Screen is arranged in the folding housing body, in which: the flexible display screen includes bending section and planar portions, and the flexible display screen leans on
The nearly side for folding shell is provided with thermally conductive notacoria, and the thermally conductive notacoria includes heat-conducting layer, and the heat-conducting layer covers the bending
Portion and continuation are to the planar portions;
The folding shell includes support portion and folds root, the planar portions of the support portion and the flexible display screen
Backside contact, the folding root are opposite with the bending section position and with the accommodating groove for accommodating the bending section.
In flexible display apparatus in the embodiment of the present invention, flexible display screen is thermally conductive close to the side setting for folding shell
Notacoria includes heat-conducting layer, and heat-conducting layer covers the bending section of flexible display screen and continuation is to planar portions.Flexible display screen at work,
Heat-conducting layer can conduct the heat that the bending section of flexible display screen generates to the support portion for folding shell, to effectively increase
The radiating rate of bending section, improves the situation of bending section heat accumulation, and then improves the heat dissipation homogeneity of flexible display screen, mentions
The display effect of high flexibility display screen.
Detailed description of the invention
Fig. 1 is existing flexible display apparatus closed state schematic cross-section;
Fig. 2 is existing flexible display apparatus unfolded state schematic cross-section;
Fig. 3 is a kind of flexible display apparatus schematic cross-section provided in an embodiment of the present invention
Fig. 4 is a kind of partial enlarged view in Fig. 3 at A;
Fig. 5 is another flexible display apparatus schematic cross-section provided in an embodiment of the present invention;
Fig. 6 is a kind of partial enlarged view in Fig. 5 at B;
Fig. 7 is another flexible display apparatus schematic cross-section provided in an embodiment of the present invention;
Fig. 8 is a kind of partial enlarged view in Fig. 7 at C;
Fig. 9 is another partial enlarged view in Fig. 3 at A;
Figure 10 is another partial enlarged view in Fig. 3 at A;
Figure 11 is another partial enlarged view in Fig. 3 at A.
Appended drawing reference:
Prior art part:
01- first shell;
02- second shell;
03- flexible display screen;
The bending section 030-;
The first planar portions of 031-;
The second planar portions of 032-;
04- accommodating groove;
Part of the present invention:
1- flexible display screen;
The bending section 11-;
12- planar portions;
The thermally conductive notacoria of 13-;
131- heat-conducting layer;
132- layers of two-sided;
133- base;
2- folds shell;
21- support portion;
22- folds root;
The first groove of 23-;
The second groove of 24-.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, below in conjunction with attached drawing and implementation
The present invention will be further described for example.However, example embodiment can be implemented in a variety of forms, and it is not understood as limited to
Embodiment set forth herein;On the contrary, these embodiments are provided so that the present invention more comprehensively and completely, and by example embodiment party
The design of formula is comprehensively communicated to those skilled in the art.Identical appended drawing reference indicates same or similar knot in figure
Structure, thus repetition thereof will be omitted.The word of expression position and direction described in the present invention, is to be with attached drawing
The explanation that example carries out, but can also make a change as needed, done change is all contained in the scope of the present invention.The present invention
Attached drawing be only used for signal relative positional relationship, the thickness at certain positions uses the plotting mode lavished praise on oneself in order to understand, attached
Thickness in figure does not represent the proportionate relationship of practical thickness.
It should be noted that elaborating detail in the following description to fully understand the present invention.But this hair
Bright to be different from other way described herein with a variety of and be implemented, those skilled in the art can be without prejudice in the present invention
Similar popularization is done in the case where culvert.Therefore the present invention is not limited by following public specific embodiment.Such as in specification and
Some vocabulary has been used in claim to censure specific components.Those skilled in the art should understand that hardware manufacturer can
The same component can be called with different nouns.This specification and claims are not with the difference of title as differentiation group
The mode of part, but with the difference of component functionally as the criterion of differentiation.Such as in the whole text, specification and claim are worked as
Mentioned in "comprising" be an open language, therefore should be construed to " including but not limited to ".It will be understood that such as illustrating in the whole text
" side " that the component of book and claim mentioned in is located at another component includes the component and another component phase
Adjacent or non-conterminous situation.A component as mentioned throughout the specification and claims is located at another component
"upper" includes component situation adjacent or non-conterminous with another component.Specification subsequent descriptions be implement the application compared with
Good embodiment, so the description is being not intended to limit the scope of the present application for the purpose of the rule for illustrating the application.
The protection scope of the application is as defined by the appended claims.
It should be noted that elaborating detail in the following description to fully understand the present invention.But this hair
Bright to be different from other way described herein with a variety of and be implemented, those skilled in the art can be without prejudice in the present invention
Similar popularization is done in the case where culvert.Therefore the present invention is not limited by following public specific embodiment.
As shown in Figure 3 and Figure 4, Fig. 3 is a kind of flexible display apparatus schematic cross-section provided in an embodiment of the present invention, Fig. 4
For a kind of partial enlarged view at A in Fig. 3.Flexible display apparatus provided in an embodiment of the present invention includes flexible display screen 1 and folding
Folded shell 2, the setting of flexible display screen 1 are folding in shell 2, in which: and flexible display screen 1 includes bending section 11 and planar portions 12,
Flexible display screen 1 is provided with thermally conductive notacoria 13 close to the side for folding shell 2, and thermally conductive notacoria 13 includes heat-conducting layer 131, heat-conducting layer
131 covering bending sections 11 and continuation is to planar portions 12;Fold shell 2 include support portion 21 and fold root 22, support portion 21 with
The backside contact of the planar portions 12 of flexible display screen 1, folding root 22 is opposite with 11 position of bending section and has curved for accommodating
The accommodating groove of pars convoluta 11.
It should be noted that for convenience of explanation, flexible display screen 1, heat-conducting layer is completely covered with thermally conductive notacoria 13 in Fig. 3
131 are completely covered for thermally conductive notacoria and are illustrated.In the embodiment of the present invention, the bending section 11 of flexible display screen and planar portions 12
Quantity it is unlimited, certainly, fold shell 2 the quantity for folding root 22 and support portion 21 should respectively with bending section 11 and plane
The quantity in portion 12 is consistent.For example, as shown in figure 3, flexible display screen 1 is including a bending section 11 and positioned at 11 two sides of bending section
Two planar portions 12;Folding shell 2 two with the backside contact of two planar portions 12 including a folding root 22 and respectively
Support portion 21.In the embodiment of the present invention, the bending section 11 of flexible display screen 1 is less, only need to carry out bending at one, be conducive to improve
The service life of flexible display screen 1.For another example flexible display screen may include two bending sections and set with above-mentioned two bending section interval
Three planar portions set;Shell is folded to include two folding roots and support with three of the backside contact of three planar portions respectively
Portion.The portability of flexible display apparatus can further be improved.
As shown in Figure 3 and Figure 4, Fig. 3 is a kind of flexible display apparatus provided in an embodiment of the present invention, and Fig. 4 is in Fig. 3 at A
A kind of partial enlarged view.Flexible display screen 1 includes heat-conducting layer 131 close to the thermally conductive notacoria 13 for the side setting for folding shell 2,
Heat-conducting layer 131 covers the bending section 11 of flexible display screen 1 and continuation to planar portions 12.At work, flexibility is aobvious for flexible display screen 1
The heat conduction that the planar portions 12 of display screen 1 generate diffuses to the support portion 21 being in contact with it, and is produced from the bending section 11 of flexible display screen 1
Raw heat effectively raises the heat dissipation speed of bending section 11 by the conduction of heat-conducting layer 131 to the support portion 21 for folding shell 2
Degree, improves the situation of 11 heat of bending section accumulation, to improve the heat dissipation homogeneity of flexible display screen 1, improves Flexible Displays
The display effect of screen 1.
In the embodiment, the thickness of the heat-conducting layer 131 of thermally conductive notacoria 13 is less than 50 μm, under the thickness, heat-conducting layer 131
Effective conduction heat, can also reduce influence of the heat-conducting layer 131 to flexible display screen thickness, and then be conducive to meet flexible aobvious
The thin property requirement of showing device, improves bending resistance.
In the embodiment of the present invention, the specific material of heat-conducting layer 131 is unlimited, for example, heat-conducting layer 131 can for copper foil, aluminium foil,
Tinfoil paper, nanometer silver foil, graphite film or silicon wafer, the heating conduction of these materials is preferably and with certain bending, wherein stone
Ink film has both preferable thermal conductivity and bending, restorative good after graphite film bending, is less prone to folding line.
In the embodiment, thermally conductive notacoria 13 covers the back side of flexible display screen 1.Flexible display screen 1 can be supported and protect,
Improve the intensity of flexible display screen 1.
As shown in Figure 5 and Figure 6, Fig. 5 is another flexible display apparatus schematic cross-section provided in an embodiment of the present invention, figure
6 be a kind of partial enlarged view at B in Fig. 5.In another kind flexible display apparatus of the embodiment of the present invention, thermally conductive 13 covering part of notacoria
Divide the back side of flexible display screen 1, folds the support portion 21 of shell 2 also with the first groove 23 for accommodating thermally conductive notacoria 13.
It should be noted that for convenience of explanation, Fig. 5 and Fig. 6 are flexible with thermally conductive notacoria 13 and 131 covering part of heat-conducting layer
It is illustrated for the back side of display screen 1.Since heat-conducting layer 131 covers the bending section 11 of flexible display screen 1 and continuation to plane
Portion 12, therefore, the back side of thermally conductive 13 covering part flexible display screen 1 of notacoria, what heat-conducting layer 131 can also generate bending section 11
Heat is conducted to support portion 21, improves the radiating rate of bending section 11, improves the situation of 11 heat of bending section accumulation, to improve
The heat dissipation homogeneity of flexible display screen 1 improves the display effect of flexible display screen 1.
In addition, the structure of the first groove 23 fits closely flexible display screen 1 with support portion 21 in the embodiment,
Also help the thickness for reducing flexible display apparatus.In addition, the embodiment can save the material of thermally conductive notacoria 13, be conducive to drop
The cost of less flexible display device.
Please continue to refer to Fig. 5 and Fig. 6, to reduce the gap between thermally conductive 13 end side of notacoria and 23 inner wall of the first groove to soft
The influence of property display screen heat dissipation performance, gap c of thermally conductive 13 end side of notacoria away from 23 side wall of the first groove1It should be less than 3mm.Separately
Outside, which is also convenient for flexible display screen 1 and folds the assembly of shell 2.
As shown in figure 4, thermally conductive notacoria 13 includes layers of two-sided 132, base 133 and the heat-conducting layer 131 being cascading,
Thermally conductive notacoria 13 is Nian Jie with the back side of flexible display screen 1 by layers of two-sided 132.
In the embodiment, thermally conductive notacoria 13 covers the back side of flexible display screen 1, and thermally conductive notacoria 13 includes base 133, can be with
Preferably support and protect entire flexible display screen 1.
Certainly, as shown in fig. 6, thermally conductive back film layer structure in above-described embodiment, also can be applied to flexibility shown in fig. 5
The thermally conductive notacoria of flexible display screen back side in display device.
As shown in Figure 7 and Figure 8, Fig. 7 is another flexible display apparatus schematic cross-section provided in an embodiment of the present invention, figure
8 be a kind of partial enlarged view at C in Fig. 7.In the embodiment, layers of two-sided 132 and base 133 cover flexible display screen 1
Back side, 131 covering part base 133 of heat-conducting layer.
In the program, base 133 can support and protect entire flexible display screen 1, and heat-conducting layer 131 can be by bending section 11
The heat derives of generation improve the heat dissipation homogeneity of flexible display screen 1, can also save the material of heat-conducting layer 131, be conducive to drop
The cost of less flexible display device.
In the embodiment, the support portion 21 of shell 2 is folded with the second groove 24 for accommodating heat-conducting layer 131.This
Two grooves 24 fit closely convenient for flexible display screen 1 with support portion 21, also help the thickness for reducing flexible display apparatus.
Please continue to refer to Fig. 7 and Fig. 8, in the embodiment, to reduce between 131 end side of heat-conducting layer and 24 inner wall of the second groove
Influence of the gap to flexible display screen heat dissipation performance, gap c of 131 end side of heat-conducting layer away from 24 side wall of the second groove2It answers
3mm should be less than.In addition, the gap is also convenient for flexible display screen 1 and folds the assembly of shell 2.
Referring to figure 3. and Fig. 9, Fig. 9 are another partial enlarged view at A in Fig. 3.Thermally conductive notacoria 13 includes stacking gradually
Layers of two-sided 132, heat-conducting layer 131 and the base 133 of setting, thermally conductive notacoria 13 pass through layers of two-sided 132 and flexible display screen 1
Back side bonding.In the program, heat-conducting layer 131 is set between layers of two-sided 132 and base 133, and base 133 can be to heat-conducting layer
131 play the role of protection.
In the embodiment, at work, the heat that the planar portions 12 of flexible display screen 1 generate conducts to be expanded flexible display screen 1
It is dissipated to the support portion 21 being in contact with it, the heat that the bending section 11 of flexible display screen 1 generates passes through the conduction of heat-conducting layer 131 to folding
The support portion 21 of shell 2 effectively raises the radiating rate of bending section 11, improves the situation of 11 heat of bending section accumulation, from
And the heat dissipation homogeneity of flexible display screen 1 is improved, improve the display effect of flexible display screen 1.
Certainly, the thermally conductive back film layer structure in above-described embodiment, also can be applied in flexible display apparatus shown in fig. 5
The thermally conductive notacoria of flexible display screen back side.
Referring to figure 3. and Figure 10, Figure 10 are another partial enlarged view at A in Fig. 3.Thermally conductive notacoria 13 includes successively layer
The layers of two-sided 132 and heat-conducting layer 131 of folded setting, thermally conductive notacoria 13 are viscous by the back side of layers of two-sided 132 and flexible display screen 1
It connects.In the program, the heat derives that heat-conducting layer 131 can generate bending section improve the heat dissipation homogeneity of flexible display screen 1,
It can also play the role of protection and support flexible display screen 1.In addition, the thickness of thermally conductive notacoria 13 is smaller in the embodiment, have
Conducive to the thin property requirement for meeting flexible display screen 1.
In the embodiment, layers of two-sided 132 is heat-conducting glue layer.The radiating rate of flexible display screen 1 can be further speeded up,
The further display effect for improving flexible display screen 1.
Certainly, the thermally conductive back film layer structure in above-described embodiment, also can be applied in flexible display apparatus shown in fig. 5
The thermally conductive notacoria of flexible display screen back side.
Referring to figure 3. and Figure 11, Figure 11 are another partial enlarged view at A in Fig. 3.Thermally conductive notacoria 13 comprising thermally conductive
Layer 131.Heat-conducting layer 131 includes metal layer, and metal layer is formed in the back side of flexible display screen 1, metal layer by the way of plated film
Including copper coating, aluminium coat, tin coating or nano silver plating.Plated film forms thermally conductive 13 simple process of notacoria, and metal layer is put down
Whole property is preferable.In the embodiment, thermally conductive notacoria 13 effectively raises the radiating rate of bending section 11, improves 11 heat of bending section
The situation of accumulation improves the display effect of flexible display screen 1 to improve the heat dissipation homogeneity of flexible display screen 1, in addition,
Thermally conductive notacoria 13 include heat-conducting layer 131, can reduce influence of the heat-conducting layer 131 to flexible display screen thickness, and then be conducive to
Meet the thin property requirement of flexible display apparatus.
Certainly, the thermally conductive back film layer structure in above-described embodiment, also can be applied in flexible display apparatus shown in fig. 5
The thermally conductive notacoria of flexible display screen back side.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.The scope of the present invention is defined by the appended claims.
Claims (14)
1. a kind of flexible display apparatus, which is characterized in that including flexible display screen and fold shell, the flexible display screen setting
In the folding housing body, in which:
The flexible display screen includes bending section and planar portions, and the flexible display screen is arranged close to the side for folding shell
There is thermally conductive notacoria, the thermally conductive notacoria includes heat-conducting layer, and the heat-conducting layer covers the bending section and continuation is to the planar portions;
The folding shell includes support portion and folding root, the back side of the support portion and the planar portions of the flexible display screen
Contact, the folding root are opposite with the bending section position and with the accommodating groove for accommodating the bending section;
The back side of flexible display screen described in the thermally conductive notacoria covering part, the support portion for folding shell, which has, to be used for
Accommodate the first groove of the thermally conductive notacoria;The heat-conducting layer can conduct the heat that the bending section generates to the support
Portion.
2. flexible display apparatus as described in claim 1, which is characterized in that the thickness of the heat-conducting layer is less than 50 μm.
3. flexible display apparatus as described in claim 1, which is characterized in that the heat-conducting layer include copper foil, aluminium foil, tinfoil paper,
Nanometer silver foil, graphite film or silicon wafer.
4. flexible display apparatus as described in claim 1, which is characterized in that the thermally conductive notacoria end side is away from first groove
The gap of side wall is less than 3mm.
5. flexible display apparatus as described in claim 1, which is characterized in that the thermally conductive notacoria includes being cascading
Layers of two-sided, base and heat-conducting layer, the thermally conductive notacoria are Nian Jie with the back side of the flexible display screen by the layers of two-sided.
6. flexible display apparatus as claimed in claim 5, which is characterized in that described in the layers of two-sided and base covering
The back side of flexible display screen, base described in the heat-conducting layer covering part.
7. flexible display apparatus as claimed in claim 6, which is characterized in that the support portion for folding shell, which has, to be used
In the second groove for accommodating the heat-conducting layer.
8. flexible display apparatus as claimed in claim 7, which is characterized in that the heat-conducting layer end side is away from second groove side
The gap of wall is less than 3mm.
9. flexible display apparatus as described in claim 1, which is characterized in that the thermally conductive notacoria includes being cascading
Layers of two-sided, heat-conducting layer and base, the thermally conductive notacoria are Nian Jie with the back side of the flexible display screen by the layers of two-sided.
10. flexible display apparatus as described in claim 1, which is characterized in that the thermally conductive notacoria includes being cascading
Layers of two-sided and heat-conducting layer, the thermally conductive notacoria it is Nian Jie with the back side of flexible display screen by the layers of two-sided.
11. such as the described in any item flexible display apparatus of claim 5~10, which is characterized in that the layers of two-sided is thermally conductive
Glue-line.
12. flexible display apparatus as described in claim 1, which is characterized in that the thermally conductive notacoria only includes the heat-conducting layer.
13. flexible display apparatus as claimed in claim 12, which is characterized in that the heat-conducting layer includes metal layer, the gold
Belong to the back side that layer is formed in the flexible display screen by the way of plated film, the metal layer includes copper coating, aluminium coat, tin plating
Layer or nano silver plating.
14. flexible display apparatus as described in claim 1, which is characterized in that the flexible display screen includes one described curved
Pars convoluta and two planar portions positioned at the bending section two sides;The folding shell includes the folding root and divides
Not with two support portions of the backside contact of two planar portions.
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CN109699151B (en) * | 2017-10-20 | 2020-02-14 | 华为技术有限公司 | Film-shaped heat dissipation member, bendable display device, and terminal device |
CN108986664B (en) | 2018-07-18 | 2023-10-27 | 京东方科技集团股份有限公司 | Flexible display panel and manufacturing method thereof, flexible display device and manufacturing method thereof |
WO2020051904A1 (en) * | 2018-09-14 | 2020-03-19 | 深圳市柔宇科技有限公司 | Electronic device |
CN112703829A (en) * | 2018-11-05 | 2021-04-23 | 深圳市柔宇科技股份有限公司 | Display screen, display device and electronic device |
KR102536265B1 (en) * | 2018-12-21 | 2023-05-25 | 삼성전자주식회사 | Foldable electronic device |
CN110010013B (en) * | 2019-04-18 | 2021-01-26 | 京东方科技集团股份有限公司 | Flexible display module and preparation method thereof |
CN110796955B (en) * | 2019-11-13 | 2021-12-03 | 京东方科技集团股份有限公司 | Flexible display screen and electronic equipment |
CN112116873B (en) * | 2020-09-24 | 2022-12-23 | 京东方科技集团股份有限公司 | Rollable display device and preparation method of heat-conducting adhesive layer |
CN113539112B (en) * | 2021-07-30 | 2022-10-18 | 上海天马微电子有限公司 | Display device |
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