CN108766245A - Flexible display screen and display device - Google Patents
Flexible display screen and display device Download PDFInfo
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- CN108766245A CN108766245A CN201810788343.7A CN201810788343A CN108766245A CN 108766245 A CN108766245 A CN 108766245A CN 201810788343 A CN201810788343 A CN 201810788343A CN 108766245 A CN108766245 A CN 108766245A
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- 239000004020 conductor Substances 0.000 claims abstract description 70
- 238000005452 bending Methods 0.000 abstract description 31
- 238000000034 method Methods 0.000 abstract description 16
- 230000035882 stress Effects 0.000 description 25
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Abstract
The present invention relates to a kind of flexible display screen and display devices.Flexible display screen includes viewing area and the non-display area that is abutted with viewing area；Non-display area includes the bent area abutted with viewing area；Flexible display screen includes several conducting wires, and conducting wire includes：First conducting line segment is located at viewing area；Second conducting line segment is located at the position close to viewing area in bent area；Second conducting line segment includes at least two the second sub-conductor sections parallel with one another；And privates section, it is located at the centre position of bent area；Wherein, the first conducting line segment, the second conducting line segment and privates section are sequentially connected in series, and several privates sections are located at same layer.Using the flexible display screen of technical solution of the present invention, in the bending process of non-display area, when wherein a second sub-conductor section is broken, remaining second sub-conductor section still is able to ensure circuit connection；It is furthermore possible to fully discharge stress, organic film is avoided to be layered.Above-mentioned entirety can avoid the display in bending process from failing.
Description
Technical field
The present invention relates to display technology fields, more particularly to a kind of flexible display screen and display device.
Background technology
As mobile electronic product industry develops rapidly, new product, which is constantly updated, regenerates, and market shows electronics production to mobile
There are higher and higher hopes for product.For example, the products such as mobile phone are from there is frame to develop to the direction of narrow frame and Rimless.In order to protect
Card reduces the accounting of non-display area to the greatest extent under the premise of cabling space is enough, and existing design is by the non-aobvious of flexible display screen
Show that area part is folded into the back side of viewing area.It is lost however, traditional flexible display screen during bending, be easy to cause display
Effect.
Invention content
Based on this, it is necessary to for how avoiding the problem that showing failure in bending process, provide one kind can avoid it is curved
Aobvious non ageing flexible display screen and display device during folding.
A kind of flexible display screen, the flexible display screen include viewing area and are abutted with the viewing area non-display
Area；The non-display area includes the bent area abutted with the viewing area；
The flexible display screen includes several conducting wires, and the conducting wire includes：
First conducting line segment is located at viewing area；
Second conducting line segment is located at the position close to the viewing area in bent area；Second conducting line segment includes at least two
Item the second sub-conductor section parallel with one another；
And privates section, it is located at the centre position of the bent area；
Wherein, first conducting line segment, second conducting line segment and the privates section are sequentially connected in series, described in several
Privates section is located at same layer.
At least two the second sub-conductor sections parallel with one another are located at different layers in one of the embodiments,.
At least two the second sub-conductor sections parallel with one another are in twisted shape in one of the embodiments,.
The privates section includes at least two third sub-conductor sections parallel with one another in one of the embodiments,.
Second conducting line segment includes at least two the first parallel-connection structures being serially connected in one of the embodiments,
First parallel-connection structure includes at least two the second sub-conductor sections parallel with one another；And/or
The privates section includes at least two the second parallel-connection structures being serially connected, and second parallel-connection structure includes
At least two third sub-conductor sections parallel with one another.
The conducting wire further includes privates section in one of the embodiments, the privates section and the third
Conducting line segment is connected, and the privates section is located at the position far from the viewing area in bent area；Several privates sections with
Several privates sections are located at same layer.
The privates section includes at least two articles the 4th sub-conductor sections parallel with one another in one of the embodiments,.
The privates section includes at least two third parallel-connection structures being serially connected in one of the embodiments,
The third parallel-connection structure includes at least two articles the 4th sub-conductor sections parallel with one another.
The non-display area further includes the extension area abutted with the bent area in one of the embodiments, described to prolong
It stretches area and is located at the downside of the viewing area and parallel with the viewing area；
Preferably, the flexible display screen further includes supporting layer, and the supporting layer is located at the viewing area and the extension
Between area, the extension area fits in side of the supporting layer far from the viewing area.
In addition, a kind of display device is also provided, including above-mentioned flexible display screen.
Using the flexible display screen of technical solution of the present invention, in the bending process of non-display area, the stress of starting stage
It is concentrated mainly on the position close to viewing area in bent area, since the second conducting line segment includes at least two the second sons parallel with one another
Conducting line segment, when wherein a second sub-conductor section is broken, remaining second sub-conductor section still is able to ensure circuit connection；
And the stress for bending the later stage is concentrated mainly on the centre position of bent area, since several privates sections are located at same layer, then
Stress can be transmitted from privates section to the organic film of both sides, can fully discharge stress, organic film is avoided to be layered.It is above-mentioned
Entirety can avoid the display in bending process from failing.
Using the display device of technical solution of the present invention, since display device includes above-mentioned flexible display screen, non-aobvious
Show in the bending process in area, the stress of starting stage is concentrated mainly on the position close to viewing area in bent area, leads due to second
Line segment includes at least two the second sub-conductor sections parallel with one another, remaining when wherein a second sub-conductor section is broken
The second sub-conductor section still be able to ensure circuit connection；And the stress for bending the later stage is concentrated mainly on the centre position of bent area,
Since several privates sections are located at same layer, then stress can be transmitted from privates section to the organic film of both sides, can
Fully release stress, avoids organic film from being layered.Above-mentioned entirety can avoid the display in bending process from failing.
Description of the drawings
Fig. 1 is the schematic diagram of the flexible display screen before the bending of an embodiment of the present invention；
Fig. 2 is the schematic diagram of the flexible display screen after the bending of an embodiment of the present invention；
Fig. 3 is the schematic diagram of the flexible display screen inside conductor of an embodiment of the present invention；
Fig. 4 is the schematic diagram of the flexible display screen inside conductor of another embodiment of the present invention.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings to the present invention
Specific implementation mode be described in detail.Many details are elaborated in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case of violating intension of the present invention, therefore the present invention is not limited by following public specific embodiment.
Traditional flexible display screen be easy to cause display failure during bending.Present inventor is by grinding
Study carefully discovery, causing display failure, there are following two aspects reasons：The first, in the bending process of non-display area, the starting stage
Stress is concentrated mainly on the position close to viewing area, the conducting wire of the position in bent area and is easily broken off, to cause display to fail；
The stress in the second, bending later stage is concentrated mainly on the centre position of bent area, if the number of plies of several arrangement of conductors is more,
The number of plies positioned at the organic film of conducting wire both sides is also more, and in contrast, the thickness of every layer of organic film is smaller, is unfavorable in this way
Folding s tress is sufficiently transmitted to organic film, therefore is easy to cause the organic film stripping and layering of conducting wire both sides, at this time the position
The conducting wire set lacks the protection of organic film, can also be broken, to cause display to fail.
For this purpose, the present invention proposes a kind of flexible display screen and includes the display device of above-mentioned flexible display screen, with to avoid
Display failure in bending process.
Fig. 1 and Fig. 2 are referred to, the flexible display screen 100 of an embodiment of the present invention includes viewing area (areas AA, Active
Area) 110 and with viewing area 110 abut non-display area (the non-areas AA) 120.Non-display area 120 includes and viewing area 110
Adjacent bent area 121.
Wherein, viewing area 110 is the region for display, and luminescent layer etc. is provided in viewing area 110.It needs to illustrate
It is that viewing area 110 can be all displays, the region that can not also be shown including frame etc..It is understood that the present invention carries
The flexible display screen of confession predominantly shields comprehensively, naturally it is also possible to commonly to have frame or the display screen of narrow frame.In addition, aobvious
Show that area 110 is non-bent area, as shown in Figure 2.
Wherein, non-display area 120 is located at the outside of viewing area 110, including circuit such as signal wire and display driver electricity
Road etc..When bending, can by along the intersection of viewing area 110 and non-display area 120 by the part of flexible display screen 100 rearwardly
It is bent to make to minimize from the visible non-display area 120 in front, the flexible display screen 100 after being bent, as shown in Figure 2.
Bent area 121 is entirely located in non-display area 120.Bent area 121 includes the region A of close viewing area 110, centre
The region C of region B and separate viewing area 110.Wherein, region A is the initial segment of bending, and width is the width of entire bent area 121
A quarter of degree or so.Intermediate region B is located at the centre position of bent area 121, and width is the width of entire bent area 121
Half or so.Region C is the back segment of bending, a quarter of width or so of width greatly entire bent area 121.
Wherein, please also refer to Fig. 3, the flexible display screen 100 of an embodiment includes several and is used to transmit signal
Conducting wire 130.Conducting wire 130 includes the first conducting line segment (not shown), the second conducting line segment 140 and privates section 150.
Wherein, the first conducting line segment is located at viewing area 110.Specifically, the first conducting line segment is used for the signal in viewing area 110
It is transferred to non-display area 120, form and arrangement mode of first conducting line segment in viewing area 110 do not limit.For example, first
Conducting line segment may include at least one parallel-connection structure, wherein parallel-connection structure includes at least two the first sub-conductors parallel with one another
Section.When flexible display screen 100 is bent, the stress that the first conducting line segment may be generated by bending, and cause to be broken, if at this time
Certain the first sub-conductor section in parallel-connection structure is broken, then remaining first sub-conductor section still is able to ensure circuit connection, to
Display is avoided to fail.Certainly, the first conducting line segment can also be in bar shaped, i.e., do not include any parallel-connection structure.
Wherein, the second conducting line segment 140 is located in bent area 121 in the position of viewing area 110, i.e. region A.Second leads
Line segment 140 includes at least two the second sub-conductor sections 141 parallel with one another.When wherein a second sub-conductor section 141 is broken
When splitting, remaining second sub-conductor section 141 still is able to ensure circuit connection.
Wherein, privates section 150 is located at the centre position of bent area 121, i.e. in intermediate region B.Wherein, the first conducting wire
Section, the second conducting line segment 140 are sequentially connected in series with privates section 150, and several privates sections 150 are located at same layer.If due to
Dry privates section 150 is located at same layer, then stress can be transmitted from privates section 150 to the organic film of both sides, can
Fully release stress, avoids organic film from being layered, so as to avoid display from failing.In addition, by several privates sections 150
Accomplish that the technique of same layer is simpler, cost can be saved.
On the basis of aforementioned embodiments, at least two the second sub-conductor sections 141 parallel with one another are located at different layers.This
The different layers at place refer to the direction higher slice that the display surface from flexible display screen 100 rearwardly extends.Same vertical side when bending
Stress suffered by different location on (from the direction that the display surface of flexible display screen 100 rearwardly extends) is different, due to
At least two the second sub-conductor sections 141 parallel with one another are located at different layers, when a certain position the second sub-conductor section 141 be broken,
The second sub-conductor section 141 of other positions still is able to ensure circuit connection on same longitudinal direction, is above carried in longitudinal direction in this way
It has supplied to ensure, has been conducive to that display is avoided to fail.
Second conducting line segment 140 of present embodiment includes six the second sub-conductor sections 141 parallel with one another.Wherein, this six
The second sub-conductor of item section 141 is divided into three groups two-by-two, this three groups are located in three layers, as shown in Figure 1.Every group is located at including two
The second sub-conductor section 141 on same plane (being parallel to display surface), as shown in Figure 3.It in this way can be in longitudinal direction and transverse direction
Two aspects ensure circuit connection, and display can effectively be avoided to fail.
Certainly, the number of plies of the second sub-conductor section 141 distribution is without being limited thereto, can also be two layers, four layers or four layers or more.
On the basis of aforementioned embodiments, at least two the second sub-conductor sections 141 parallel with one another are in twisted shape, are such as schemed
Shown in 3.Second sub-conductor section 141 of twisted shape has certain elasticity, when flexible display screen 100 is bent, the of twisted shape
Two sub-conductor sections 141 itself have the space of buffering, reduce the probability being broken by stress, are more advantageous to and display is avoided to lose
Effect.
Certainly, the shape of the second sub-conductor section 141 is without being limited thereto, can also be other shapes, such as S-shaped or bar shaped.
It in addition, can also it should be noted that the item number of the second sub-conductor section 141 in different conductor 130 can be identical
It is different.
On the basis of aforementioned embodiments, privates section 150 includes at least two third sub-conductors parallel with one another
Section 152.At least two third sub-conductor sections 152 parallel with one another are located at same layer.When bending, when a wherein third sub-conductor
When section 152 is stressed effect and is broken, remaining third sub-conductor section 152 still is able to ensure circuit connection, is conducive to
Display is avoided to fail.
On the basis of aforementioned embodiments, the second conducting line segment 140 include at least two be serially connected first and be coupled
Structure (not shown), the first parallel-connection structure include at least two the second sub-conductor sections (not shown) parallel with one another；And/or third is led
Line segment 150 includes at least two the second parallel-connection structures 151 being serially connected, and the second parallel-connection structure 151 includes at least two mutual
Third sub-conductor section 152 in parallel.
In a wherein embodiment, the second conducting line segment 140 includes at least two the first parallel-connection structures being serially connected
(not shown), the first parallel-connection structure include at least two the second sub-conductor sections (not shown) parallel with one another.Even if difference first
A certain item the second sub-conductor section in parallel-connection structure is broken, remaining second sub-conductor in remaining first parallel-connection structure
Section still is able to ensure circuit connection, is conducive to that display is avoided to fail.
In a wherein embodiment, privates section 150 includes at least two the second parallel-connection structures being serially connected
151, the second parallel-connection structure 151 includes at least two third sub-conductor sections 152 parallel with one another, as shown in Figure 3.Even if different the
A certain third sub-conductor section 152 in two parallel-connection structures 151 is broken, the residue in remaining second parallel-connection structure 151
Third sub-conductor section 152 still be able to ensure circuit connection, be conducive to avoid display to fail.
In a wherein embodiment, the second conducting line segment 140 includes at least two the first parallel-connection structures being serially connected
(not shown), the first parallel-connection structure include at least two the second sub-conductor sections (not shown) parallel with one another；And privates section
150 include at least two the second parallel-connection structures 151 being serially connected, and the second parallel-connection structure 151 includes at least two parallel with one another
Third sub-conductor section 152.This embodiment combines the advantages of above two embodiment, and display can effectively be avoided to lose
Effect.
On the basis of aforementioned embodiments, Fig. 3 is referred to, conducting wire 130 further includes privates section 160, privates
Section 160 is connected with privates section 150, and privates section 160 is located at the position far from viewing area 110 in bent area 121, i.e. area
In the C of domain；Several privates sections 160 are located at same layer with several privates sections 150.
Since several privates sections 160 and several privates sections 150 are located at same layer, then position when bending
Stress can from several privates sections 160 to the organic film of both sides transmit, can fully discharge stress, avoid organic film
Layer layering, so as to avoid display from failing.In addition, several privates sections 160 and several privates sections 150 are done
Technique to same layer is simpler, can save cost.
It should be noted that if the position of dry privates section 160 is without being limited thereto.In other embodiments, several
Privates section 160 may be located on different layers.
On the basis of aforementioned embodiments, privates section 160 includes at least two articles the 4th sub-conductors parallel with one another
Section 162.When bending, when wherein one article of the 4th sub-conductor section 162 is stressed effect and is broken, remaining 4th son is led
Line segment 162 still is able to ensure circuit connection, is conducive to that display is avoided to fail.
On the basis of aforementioned embodiments, privates section 160 includes at least two thirds being serially connected and connection
Structure 161, third parallel-connection structure 161 include at least two articles the 4th sub-conductor sections 162 parallel with one another.Even if different thirds are simultaneously coupled
A certain article of the 4th sub-conductor section 162 in structure 161 is broken, remaining 4th son in remaining third parallel-connection structure 161
Conducting line segment 162 still is able to ensure circuit connection, is conducive to that display is avoided to fail.
On the basis of aforementioned embodiments, non-display area 120 further includes the extension area 122 abutted with bent area 121, is prolonged
It stretches area 122 and is located at the downside of viewing area 110 and parallel with viewing area 110, as shown in Figure 2.Wherein, can be arranged in extension area 122
Chip.
Preferably, flexible display screen 100 further includes supporting layer 170, and supporting layer 170 is located at viewing area 110 and extension area 122
Between, extension area 122 fits in side of the supporting layer 170 far from viewing area 110.Supporting layer 170 is flexible aobvious to fixed support
Display screen 100 fractures to avoid the bent area 121 of flexible display screen 100 since bending degree is excessive.
Furthermore, it is necessary to illustrate, in flexible display screen of the invention, the form of privates section and privates section is equal
Without being limited thereto, the two may respectively be other shapes.
Refer to Fig. 4, in the flexible display screen 200 of another embodiment, privates section 250 and privates section 260
It is in bar shaped.It is simpler that privates section 250 and privates section 260 are done to the technique being in strip, are conducive to cost-effective.
Certainly, in other embodiments, privates section and privates section can with the other shapes such as S-shaped, and
The two can be respectively different shape.
Using the flexible display screen of technical solution of the present invention, in the bending process of non-display area, the stress of starting stage
It is concentrated mainly on the position close to viewing area in bent area, since the second conducting line segment includes at least two the second sons parallel with one another
Conducting line segment, when wherein a second sub-conductor section is broken, remaining second sub-conductor section still is able to ensure circuit connection；
And the stress for bending the later stage is concentrated mainly on the centre position of bent area, since several privates sections are located at same layer, then
Stress can be transmitted from privates section to the organic film of both sides, can fully discharge stress, organic film is avoided to be layered.It is above-mentioned
Entirety can avoid the display in bending process from failing.
The display device of an embodiment of the present invention includes above-mentioned flexible display screen.
Using the display device of technical solution of the present invention, since display device includes above-mentioned flexible display screen, non-aobvious
Show in the bending process in area, the stress of starting stage is concentrated mainly on the position close to viewing area in bent area, leads due to second
Line segment includes at least two the second sub-conductor sections parallel with one another, remaining when wherein a second sub-conductor section is broken
The second sub-conductor section still be able to ensure circuit connection；And the stress for bending the later stage is concentrated mainly on the centre position of bent area,
Since several privates sections are located at same layer, then stress can be transmitted from privates section to the organic film of both sides, can
Fully release stress, avoids organic film from being layered.Above-mentioned entirety can avoid the display in bending process from failing.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of flexible display screen, which is characterized in that the flexible display screen includes viewing area and abutted with the viewing area
Non-display area；The non-display area includes the bent area abutted with the viewing area；
The flexible display screen includes several conducting wires, and the conducting wire includes：
First conducting line segment is located at viewing area；
Second conducting line segment is located at the position close to the viewing area in bent area；Second conducting line segment includes at least two phases
Mutually the second sub-conductor section in parallel；
And privates section, it is located at the centre position of the bent area；
Wherein, first conducting line segment, second conducting line segment and the privates section are sequentially connected in series, several thirds
Conducting line segment is located at same layer.
2. flexible display screen according to claim 1, which is characterized in that at least two the second sub-conductor sections parallel with one another
Positioned at different layers.
3. flexible display screen according to claim 1, which is characterized in that at least two the second sub-conductor sections parallel with one another
In twisted shape.
4. flexible display screen according to claim 1, which is characterized in that the privates section includes at least two mutual
Third sub-conductor section in parallel.
5. flexible display screen according to claim 1, which is characterized in that second conducting line segment includes at least two mutual
Concatenated first parallel-connection structure, first parallel-connection structure include at least two the second sub-conductor sections parallel with one another；And/or
The privates section includes at least two the second parallel-connection structures being serially connected, and second parallel-connection structure includes at least
Two third sub-conductor sections parallel with one another.
6. flexible display screen according to claim 1, which is characterized in that the conducting wire further includes privates section, described
Privates section is connected with the privates section, and the privates section is located at the position far from the viewing area in bent area
It sets；Several privates sections are located at same layer with several privates sections.
7. flexible display screen according to claim 6, which is characterized in that the privates section includes at least two mutual
4th sub-conductor section in parallel.
8. flexible display screen according to claim 7, which is characterized in that the privates section includes at least two mutual
Concatenated third parallel-connection structure, the third parallel-connection structure include at least two articles the 4th sub-conductor sections parallel with one another.
9. flexible display screen according to claim 1, which is characterized in that the non-display area further includes and the bent area
Adjacent extension area, the extension area are located at the downside of the viewing area and parallel with the viewing area；
Preferably, the flexible display screen further includes supporting layer, the supporting layer be located at the viewing area and the extension area it
Between, the extension area fits in side of the supporting layer far from the viewing area.
10. a kind of display device, which is characterized in that including flexible display screen such as according to any one of claims 1 to 9.
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| CN201810788343.7A CN108766245B (en) | 2018-07-18 | 2018-07-18 | Flexible display screen and display device |
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| CN201810788343.7A CN108766245B (en) | 2018-07-18 | 2018-07-18 | Flexible display screen and display device |
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| CN109767692A (en) * | 2019-01-09 | 2019-05-17 | 昆山国显光电有限公司 | A kind of display panel |
| WO2020107881A1 (en) * | 2018-11-26 | 2020-06-04 | 云谷（固安）科技有限公司 | Flexible display panel and display device |
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| CN111681553A (en) * | 2020-06-30 | 2020-09-18 | 云谷（固安）科技有限公司 | Display panel and display device |
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| CN115394212A (en) * | 2022-08-29 | 2022-11-25 | 武汉华星光电半导体显示技术有限公司 | Display panel and spliced display screen |
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Application publication date: 20181106 Assignee: YUNGU (GU'AN) TECHNOLOGY Co.,Ltd.|BAZHOU YUNGU ELECTRONIC TECHNOLOGY Co.,Ltd.|KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER Co.,Ltd. Assignor: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS Co.,Ltd. Contract record no.: X2019990000156 Denomination of invention: Flexible display screen and display device License type: Common License Record date: 20191030 |
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