CN111312076A - Flexible display panel and display device - Google Patents
Flexible display panel and display device Download PDFInfo
- Publication number
- CN111312076A CN111312076A CN202010138964.8A CN202010138964A CN111312076A CN 111312076 A CN111312076 A CN 111312076A CN 202010138964 A CN202010138964 A CN 202010138964A CN 111312076 A CN111312076 A CN 111312076A
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- display panel
- flexible display
- goa
- region
- chip
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
Abstract
The application discloses a flexible display panel, which is provided with a display area and a non-display area surrounding the display area; the flexible display panel comprises a backplane; the GOA wiring and the IC chip are arranged on the two opposite sides of the back plate and are both located in the non-display area. The arrangement mode that traditional flexible display panel well GOA walked the line has been changed, and the adoption is walked the line single file list at one side GOA of display area and is driven, and the opposite side sets up the IC chip relatively for display panel's other both sides do not have important circuit components and parts, and correspondingly flexible display panel can follow GOA and walk line to IC chip direction and last the extension, has solved flexible display panel and has confine stretching and the unable technical problem that lasts the extension of ball top formula mode to.
Description
Technical Field
The present application relates to a flexible display panel field of stretching especially relates to a flexible display panel and display device.
Background
With the development of information technology, people are pursuing more and more smaller and portable mobile display devices. The mobile device has evolved continuously with the development of the times, namely the handheld type is changed to the wearable type. In order to satisfy the foldable, rollable and stretchable characteristics of the flexible display device, the light emitting device needs to be fabricated on a flexible substrate. Based on these advantages, the flexible device can be stretched to make it generate a larger display area in applications, as a wearable or pointing device, etc. However, at present, because the left and right boundary regions of the display panel are the GOA traces and the lower boundary is the IC chip region, it is difficult to satisfy the unidirectional stretching.
The stretchable flexible display screen needs to meet stretching and extending requirements of different degrees and is limited by the limitation of the wiring mode of the current panel, the GOA wiring area and the IC chip area cannot be stretched, unidirectional continuous extension is difficult to achieve, and the development of the stretchable flexible display screen is limited.
Therefore, there is a need to develop a new stretchable flexible display panel to overcome the drawbacks of the prior art.
Disclosure of Invention
An object of the present invention is to provide a flexible display panel, which can solve the problem in the prior art that a stretchable flexible display screen is limited to a dome type and cannot be stretched and extended continuously due to the fact that a GOA routing area and an IC chip area are perpendicular to each other.
To achieve the above object, the present invention provides a flexible display panel having a display area and a non-display area surrounding the display area; the flexible display panel comprises a backplane; the GOA wiring and the IC chip are arranged on the two opposite sides of the back plate and are both located in the non-display area.
The arrangement mode that traditional flexible display panel well GOA walked the line has been changed, and the adoption is walked the line single file list at one side GOA of display area and is driven, and the opposite side sets up the IC chip relatively for display panel's other both sides do not have important circuit components and parts, and correspondingly flexible display panel can follow GOA and walk line to IC chip direction and last the extension, has solved flexible display panel and has confine stretching and the unable technical problem that lasts the extension of ball top formula mode to.
Further, in other embodiments, the backplane includes a first region corresponding to at least the region where the GOA trace is located and the region where the IC chip is located; a second region corresponding to at least the display region.
Further, in other embodiments, the modulus of elasticity of the back plate on the first zone is greater than the modulus of elasticity of the back plate on the second zone. The smaller the elastic modulus value is, the smaller the material stress is, the weaker the rigidity is, the more easily the material is deformed, and the elastic modulus of the backboard arranged on the second area is smaller than that of the backboard arranged on the first area, so that the backboard on the display area is easily deformed, and the technical problem that the flexible display panel cannot be stretched and extended continuously is solved.
Further, in other embodiments, the material of the back plate on the second region adopts a polyimide film or an acrylic material.
Further, in other embodiments, the backplane on the second region is provided with through holes arranged in an array. Through holes are arranged on the back plate on the display area, so that the back plate on the display area is further easy to deform.
Further, in other embodiments, the flexible display panel further includes a scan line and a data line, and the scan line and the data line are connected to the first region and the second region.
Further, in other embodiments, the scan lines and the data lines have parallel routing directions. The characteristic that pixels are scattered after the flexible display panel is extended is utilized, so that the scanning lines and the power supply wiring lines and the data lines of the control signals are parallel to each other.
Correspondingly, the flexible display panel can be continuously extended along the wiring direction of the data lines and the scanning lines, and the technical problem that the flexible display panel is limited to the stretching in a ball top type mode and cannot be continuously extended is solved.
Further, in other embodiments, the display area includes sub-pixels arranged in an array, and the sub-pixels are connected by arc-shaped lines. The sub-pixels on the display area are connected by arc-shaped lines, so that the flexible display panel is ensured to have a certain extension after being stretched. Wherein the through holes correspond to the sub-pixels one to one.
Further, in other embodiments, the non-display area is a handheld area, and the flexible display panel further includes a clamping plate, where the clamping plate is disposed in the first area and used to fix the GOA trace and the IC chip in the first area.
Arrange the relative both sides at GOA line and IC chip place and set up splint for fixed GOA is walked line and IC chip, can prevent effectively that GOA from walking line and IC chip deformation when flexible display panel is tensile, the bad problem of electrical property signal of production.
In order to achieve the above object, the present invention further provides a display device including the flexible display panel according to the present invention.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a flexible display panel and a display device, which change the arrangement mode of GOA wiring and data lines in the traditional flexible display panel, adopt a single-row single drive of GOA wiring on one side of a display area, arrange an IC chip on the opposite side, and arrange the data lines and the scanning lines in the horizontal direction at the same time, so that the other two sides of the display panel have no important circuit components, correspondingly, the flexible display panel can be continuously extended along the wiring direction of the data lines and the scanning lines, and the technical problems that the flexible display panel is limited in the stretching of a ball top type mode and cannot be continuously stretched and extended are solved.
Furthermore, set up the splint in the relative both sides at GOA line and IC chip place for fixed GOA is walked line and IC chip, can effectively prevent the bad problem of electrical property signal that produces when flexible display panel stretches.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a flexible display panel according to an embodiment of the present invention.
Reference numerals:
a flexible display panel-100;
display area-101;
non-display area-102;
a back-plate-110; GOA routing-120;
an IC chip-130;
a first zone-10; a second zone-20;
a through-hole-140;
scan line-150; data line-160;
subpixel-170;
handheld area-180.
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 this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
At present, the left and right boundary areas of the flexible display panel are GOA wiring, and the lower boundary area is an IC chip area, so that unidirectional stretching is difficult to meet.
The embodiment of the invention provides a flexible display panel, which can solve the problem that a stretchable flexible display screen is limited in a dome mode and cannot be stretched and lengthened continuously due to the fact that a GOA wiring area and an IC chip area are perpendicular to each other in the prior art.
To achieve the above object, an embodiment of the present invention provides a flexible display panel 100, please refer to fig. 1, where fig. 1 is a schematic structural diagram of the flexible display panel provided in the embodiment of the present invention, the flexible display panel 100 has a display area 101 and a non-display area 102 surrounding the display area 101; the flexible display panel 100 includes a back plate 110, a GOA trace 120, and an IC chip 130.
The GOA trace 120 and the IC chip 130 are disposed on two opposite sides of the back plate 110, and both are located in the non-display area 102.
This kind of mode of setting has changed the mode of arranging that traditional GOA walked line 120 among flexible display panel 100, adopts one side GOA of display area 101 to walk line 120 single-row single-wheel drive, and opposite side sets up IC chip 130 for display panel's other both sides do not have important circuit components and parts, and flexible display panel 100 can follow GOA and walk line 120 to IC chip 130 direction and continue the extension correspondingly, has solved flexible display panel 100 and has confine to the tensile and can't continue the technical problem of tensile extension of ball top formula mode.
The backplane 110 includes a first region 10 at least corresponding to the region where the GOA trace 120 is located and the region where the IC chip 130 is located; the second region 20 corresponds to at least the display region 101.
The modulus of elasticity of the back sheet 110 on the first zone 10 is greater than the modulus of elasticity of the back sheet 110 on the second zone 20. The smaller the elastic modulus value is, the smaller the material stress is, the weaker the rigidity is, the more easily the material stress is, the elastic modulus of the back plate 110 disposed on the second region 20 is smaller than the elastic modulus of the back plate disposed on the first region 10, so that the back plate on the display region is easily deformed, and the technical problem that the flexible display panel cannot be stretched and extended continuously is solved.
Specifically, the material of the back plate 110 on the second region 20 is a polyimide film or an acrylic material.
And, through holes 140 are arranged in an array on the back plate 110 on the second region 20. Through holes 140 are provided on the back plate 110 on the display area 101, so that the back plate on the display area is further easily deformed.
The flexible display panel 100 further includes scan lines 150 and data lines 160, and the scan lines 150 and the data lines 160 are connected to the first and second regions 10 and 20.
Wherein the trace directions of the scan line 150 and the data line 160 are parallel. By utilizing the characteristic that the pixels are dispersed after the flexible display panel 100 is extended, the scan lines 150 are parallel to the power traces and the data lines 160 of the control signals.
The routing manner of the data lines 160 in the prior art is changed, so that the routing direction of the data lines 160 is the same as the routing direction of the scan lines 150, and accordingly, the flexible display panel 100 can be continuously extended along the routing directions of the data lines 160 and the scan lines 150, thereby solving the technical problems that the flexible display panel 100 is limited to the stretching in the ball-top manner and cannot be continuously stretched and extended.
The display area 101 includes sub-pixels 170 arranged in an array, and the sub-pixels 170 are connected by arc-shaped lines. The sub-pixels 170 on the display area are connected by arc-shaped lines, so that the flexible display panel 100 is ensured to have a certain extension after being stretched. Wherein the through holes 140 correspond to the sub-pixels 170 one to one.
The non-display area 102 is configured as a handheld area 180, and the flexible display panel 100 further includes a clamping plate, which is disposed in the first area 10 and is used to fix the GOA trace 120 and the IC chip 130 in the first area 10.
Furthermore, clamping plates are disposed on two opposite sides of the GOA trace 120 and the IC chip 130 for fixing the GOA trace 120 and the IC chip 130, so as to effectively prevent the problem of poor electrical signals generated when the flexible display panel 100 is stretched.
The embodiment provides a flexible display panel 100, the arrangement mode that traditional flexible display panel 100 medium GOA walked line 120 and data line 160 has been changed, the adoption is walked line 120 single row single drive at one side GOA of display area, relative opposite side sets up IC chip 130, data line 160 and scanning line 150 horizontal direction setting simultaneously, make display panel's other both sides do not have important circuit components and parts, correspondingly flexible display panel 100 can follow data line 160 and scanning line 150 and walk the line direction and continue the extension, the technical problem that flexible display panel 100 is restricted to the drawing of ball top formula mode and can't continue the tensile extension has been solved.
To achieve the above object, the present invention further provides a display device including the flexible display panel 100 according to the present invention.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a flexible display panel 100 and a display device, which change the arrangement mode of GOA wiring 120 and data lines 160 in the traditional flexible display panel 100, adopt a single-row single drive of the GOA wiring 120 at one side of a display area, arrange an IC chip 130 at the opposite side, and arrange the data lines 160 and scanning lines 150 in the horizontal direction at the same time, so that the other two sides of the display panel have no important circuit components, correspondingly, the flexible display panel 100 can be continuously extended along the wiring directions of the data lines 160 and the scanning lines 150, and the technical problems that the flexible display panel 100 is limited to the stretching in the ball-top type mode and cannot be continuously stretched and extended are solved.
Furthermore, clamping plates are disposed on two opposite sides of the GOA trace 120 and the IC chip 130 for fixing the GOA trace 120 and the IC chip 130, so as to effectively prevent the problem of poor electrical signals generated when the flexible display panel 100 is stretched.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The error compensation device and the error compensation method provided by the embodiment of the present application are introduced in detail, and a specific example is applied in the description to explain the principle and the implementation of the present application, and the description of the embodiment is only used to help understand the technical scheme and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (10)
1. A flexible display panel having a display area and a non-display area surrounding the display area; the flexible display panel comprises
A back plate;
the GOA wiring and the IC chip are arranged on the two opposite sides of the back plate and are both located in the non-display area.
2. The flexible display panel of claim 1, wherein the backplane comprises
The first area at least corresponds to the area where the GOA routing is located and the area where the IC chip is located;
a second region corresponding to at least the display region.
3. The flexible display panel of claim 2, wherein the modulus of elasticity of the backplane on the first region is greater than the modulus of elasticity of the backplane on the second region.
4. The flexible display panel according to claim 3, wherein the material of the back plate on the second region is a polyimide film or an acrylic material.
5. The flexible display panel of claim 2, wherein the backplane on the second region has a through hole disposed thereon.
6. The flexible display panel according to claim 1, comprising a scan line and a data line, the scan line and the data line connecting the first region and the second region.
7. The flexible display panel of claim 6, wherein the scan lines and the data lines have parallel routing directions.
8. The flexible display panel of claim 1, wherein the display area comprises sub-pixels arranged in an array, and the sub-pixels are connected by arc-shaped lines.
9. The flexible display panel according to claim 1, further comprising a clamping plate disposed in the first region for fixing the GOA trace and the IC chip in the first region.
10. A display device comprising the flexible display panel according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010138964.8A CN111312076B (en) | 2020-03-03 | 2020-03-03 | Flexible display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010138964.8A CN111312076B (en) | 2020-03-03 | 2020-03-03 | Flexible display panel and display device |
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| Publication Number | Publication Date |
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| CN111312076A true CN111312076A (en) | 2020-06-19 |
| CN111312076B CN111312076B (en) | 2021-12-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113506512A (en) * | 2021-06-09 | 2021-10-15 | 深圳职业技术学院 | Flexible winding display panel framework |
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|---|---|
| CN111312076B (en) | 2021-12-28 |
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