CN105513501A - Flexible display panel and display device - Google Patents
Flexible display panel and display device Download PDFInfo
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- CN105513501A CN105513501A CN201610115752.1A CN201610115752A CN105513501A CN 105513501 A CN105513501 A CN 105513501A CN 201610115752 A CN201610115752 A CN 201610115752A CN 105513501 A CN105513501 A CN 105513501A
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- viewing area
- display panels
- flexible display
- bonding pad
- element layer
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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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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a flexible display panel and a display device. The flexible display panel comprises a flexible substrate which comprises a first display area, a second display area and a first connecting area, the second display area is arranged on one side of the first display area, and the first connecting area is electrically connected between the first display area and the second display area in a bendable manner. The flexible display panel can realize edge display and improve appearance variability of the display device, so that appearance diversity of the display device can be realized.
Description
Technical field
The present invention relates to display technique field, particularly a kind of flexible display panels and there is the display device of this flexible display panels.
Background technology
Compared with all multi-displays, OLED display has active illuminating, high-contrast, without plurality of advantages such as angle limitations, especially flexible OLED display, its advantage is more obvious.Flexible OLED display is not only more frivolous on volume, also lower than original device in power consumption, contribute to the flying power of lifting means, simultaneously, characteristic that pliability good flexible based on it, its robustness is also much higher than screen in the past, reduces the probability of equipment accidental injury.Therefore, flexible OLED display has now been widely used in display technique field.
Please also refer to Fig. 1 and Fig. 2, which respectively show planar structure schematic diagram and the cross-sectional view of flexible display panels in prior art.As shown in Figure 1, existing flexible display comprises flexible base, board 1 ', and flexible base, board 1 ' comprises raster data model district 16a ', the 16b ' of viewing area 11 ' and both sides, viewing area 11 '.Wherein, raster data model district 16 ' next-door neighbour viewing area 11 '.In order to realize the edge display of flexible display panels, current flexible display panels bends both sides of the edge 11a ', the 11b ' of the viewing area 11 ' of flexible display panels, formation edge, the region display after bending.
But, because the circuit of the viewing area 11 ' of flexible display panels is comparatively complicated, that includes multilayer cabling, inorganic organic film and TFT device.Therefore, the viewing area 11 ' bending angle that can bear is limited.And then the edge of existing flexible display panels must form the larger arc of radius-of-curvature (as shown in Figure 2), significantly limit the profile of the display device using this flexible display panels.
Summary of the invention
For defect of the prior art, the object of this invention is to provide a kind of flexible display panels and there is the display device of this flexible display panels.Described flexible display panels while realizing edge display, can increase the changeability of display device profile, realizes the diversity of display device profile.
There is provided a kind of flexible display panels according to an aspect of the present invention, flexible display panels comprises: flexible base, board, and described flexible base, board comprises: the first viewing area; Second viewing area, is arranged at the side of the first viewing area; First bonding pad, is electrically connected between the first viewing area and the second viewing area bently.
According to another aspect of the present invention, also provide a kind of display device, display device comprises above-mentioned flexible display panels.
Compared to prior art, the flexible base, board of the flexible display panels that the embodiment of the present invention provides at least comprises the first viewing area, the second viewing area and bent the first bonding pad being electrically connected the first viewing area and the second viewing area, therefore, flexible display panels can while realizing edge display, without the need to forming the larger arc of radius-of-curvature at edge, make the display device of the bending of edge approximate right angle also can realize edge display, add the changeability of display device profile, realize the diversity of display device profile.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is the planar structure schematic diagram of flexible display panels in prior art;
Fig. 2 is the cross-sectional view of flexible display panels in prior art;
Fig. 3 is the planar structure schematic diagram of the flexible display panels of embodiments of the invention;
Fig. 4 is the cross-sectional view of the flexible display panels of embodiments of the invention;
Fig. 5 is the cross-sectional view of the display device of embodiments of the invention.
Embodiment
More fully example embodiment is described referring now to accompanying drawing.But example embodiment can be implemented in a variety of forms, and should not be understood to be limited to embodiment set forth herein; On the contrary, these embodiments are provided to make the present invention comprehensively with complete, and the design of example embodiment will be conveyed to those skilled in the art all sidedly.Reference numeral identical in the drawings represents same or similar structure, thus will omit the repeated description to them.
Described feature, structure or characteristic can be combined in one or more embodiment in any suitable manner.In the following description, provide many details thus provide fully understanding embodiments of the present invention.But one of ordinary skill in the art would recognize that, what do not have in specific detail is one or more, or adopts other method, constituent element, material etc., also can put into practice technical scheme of the present invention.In some cases, known features, material or operation is not shown specifically or describes to avoid fuzzy the present invention.
Refer to Fig. 3 and Fig. 4, which respectively show planar structure schematic diagram and the cross-sectional view of the flexible display panels of embodiments of the invention.Wherein, the planar structure schematic diagram shown in Fig. 3 refers to the structural representation be launched into by the flexible base, board of flexible display panels under flat state.In optional embodiment of the present invention, flexible display panels at least comprises flexible base, board 1.Flexible base, board 1 comprises the first viewing area, viewing area 11, second 12 and the first bonding pad 15.
As shown in Figure 4, the first viewing area 11 comprises the first driving element layer 111 and the first light emitting element layer 112.First driving element layer 111 is arranged on flexible base, board 1.First light emitting element layer 112 is arranged on the first driving element layer 111.In the embodiment shown in fig. 4, the first viewing area 11 is plane, and namely the first viewing area 11 is plane viewing area.
Second viewing area 12 is arranged at the side of the first viewing area 11.In the embodiment shown in fig. 4, the second viewing area 12 is arranged at the left side of the first viewing area 11, and the first viewing area 11 is as main viewing area, and the second viewing area 12 is as viewing area, edge.Second viewing area 12 comprises the second driving element layer 121 and the second light emitting element layer 122.Second driving element layer 121 is arranged on flexible base, board 1.Second light emitting element layer 122 is arranged on the second driving element layer 122.In the embodiment shown in fig. 4, the second viewing area 12 is plane, and namely the second viewing area 12 is plane viewing area.
First bonding pad 15 is electrically connected between the first viewing area 11 and the second viewing area 12 bently.First bonding pad 15 comprises the sweep trace that the first bending connecting line 151, first bending connecting line 151 can be used for the sweep trace of the first driving element layer 111 of electrical connection first viewing area 11 and the second driving element layer 122 of the second viewing area 12.Specifically, Fig. 3 and embodiment illustrated in fig. 4 in, the first bonding pad 15 comprise many first bending connecting lines 151.Every bar first bends connecting line 151 and is electrically connected a sweep trace of the first driving element layer 111 and a sweep trace of the second driving element layer 121 respectively.First bending connecting line 151 be the wire of resistance to bending, and the first bending connecting line 151 is formed by least one material in titanium, aluminium, copper or silver alternatively, thus the bending resistance improving the first bonding pad 15, avoid the first bonding pad 15 to bend process in appearance damage.In optional embodiment of the present invention, the bending radius-of-curvature of the first bonding pad 15 is less than 4mm (being approximately right angle), it should be noted that, because the first bonding pad 15 (i.e. the first bending connecting line 151) of the present invention uses the wire of resistance to bending, therefore, the bending radius-of-curvature of the first bonding pad 15 can be less than 4mm (being approximately right angle), flexible display panels compared to existing technology must form the larger arcuate structure of radius-of-curvature at edge, add the changeability of display device profile, realize the diversity of display device profile.
Further, in the embodiment shown in fig. 4, the first bonding pad 15 also comprises the first protective seam 152.First protective seam 152 is arranged on the first bending connecting line 151, and its protection first bends connecting line 151, avoids the first bending connecting line 151 impaired.
Further, flexible base, board 1 also comprises first grid driving district 16 and the second bonding pad 17.First grid drives district 16 to be arranged at the opposite side relative with the first viewing area 11 of the second viewing area 12.In the embodiment shown in fig. 4, first grid drives district 16 parallel and opposing with the first viewing area 11, and the first viewing area 11 is arranged at the upper surface of flexible base, board 1, and first grid drives district 16 to be arranged at the lower surface of flexible base, board 1.First grid drives district 16 to comprise first grid and drives floor 161, and first grid drives layer 161 for providing signal.
Second bonding pad 17 is electrically connected on the second viewing area 12 bently and first grid drives between district 16.With above-mentioned first bonding pad 11 similarly, the second bonding pad 17 comprises the second bending connecting line 171, second and bends connecting line 171 and be electrically connected the second driving element layer 122 and first grid and drive layer 161.Specifically, Fig. 3 and embodiment illustrated in fig. 4 in, the second bonding pad 17 comprise many second bending connecting lines 171.Every bar second bends connecting line 171 and respectively a sweep trace of the second driving element layer 121 is electrically connected to first grid driving layer 161.Bend connecting line 151 similarly with above-mentioned first, the second bending connecting line 171 is the wire of resistance to bending, and the second bending connecting line 171 is formed by least one material in titanium, aluminium, copper or silver alternatively.The bending radius-of-curvature of the second bonding pad 17 is less than 4mm (being approximately right angle), thus realizes the effect similar with the first bonding pad 15, does not repeat them here.
Further, in the embodiment shown in fig. 3, with above-mentioned first bonding pad 11 similarly, the second bonding pad 17 also comprises the second protective seam 172, second protective seam 172 and is arranged on the second bending connecting line 171, to second bending connecting line 171 protect.
Further, described flexible display panels also comprises the 3rd viewing area 13 and the 3rd bonding pad 18.3rd viewing area 13 is arranged at the opposite side relative with the second viewing area 12 of the first viewing area 11.In the embodiment shown in fig. 4, the 3rd viewing area 13 is arranged at the right side of the first viewing area 11, and the 3rd viewing area 13 is as another viewing area, edge of described flexible display panels.3rd bonding pad 18 is electrically connected between the first viewing area 11 and the 3rd viewing area 13 bently.
Wherein, the structure of the 3rd viewing area 13 and the similar of the second viewing area 12, the structure of the 3rd bonding pad 18 and the similar of the second bonding pad 17.As shown in Figure 4, the 3rd viewing area 13 comprises the 3rd driving element layer 131 and the 3rd light emitting element layer 132.3rd driving element layer 131 is arranged on flexible base, board 1.3rd light emitting element layer 132 is arranged on the 3rd driving element layer 131.3rd viewing area 13 is plane.3rd bonding pad 18 comprises the 3rd bending connecting line 181 and the 3rd protective seam 182.3rd bending connecting line 181 is electrically connected the sweep trace of the sweep trace of the first driving element layer 111 of the first viewing area 11 and the 3rd driving element layer 131 of the 3rd viewing area 13.3rd protective seam 182 is arranged on the 3rd bending connecting line 181, protects the 3rd bending connecting line 181.
Fig. 3 and embodiment illustrated in fig. 4 in, described flexible display panels also comprises second grid and drives district 19 and the 5th bonding pad 14.Drive district 16 similarly with above-mentioned first grid, second grid drives district 19 to comprise second grid and drives floor 191, and second grid drives layer 191 for providing signal.5th bonding pad 14 is electrically connected on the 3rd viewing area 13 bently and second grid drives between district 19.5th bonding pad 14 comprises the 5th bending connecting line the 141, five bending connecting line 141 and is electrically connected the 3rd driving element layer 132 and second grid driving layer 191.
It should be noted that, although be provided with the second viewing area 12 and the 3rd viewing area 13 (namely two all have edge to show) respectively for the first both sides, viewing area 11 in Fig. 3 and Fig. 4 to be described, but in change case more of the present invention, described flexible display panels also can only show at arrange viewing area, the formation edge of side, such as, only comprise the first viewing area 11 in Fig. 4 and viewing area, left side second 12; Or the first viewing area 11 only comprised in Fig. 4 and the 3rd viewing area 13 on right side.These embodiments all can be achieved, and do not repeat them here.
Refer to Fig. 5, it illustrates the cross-sectional view of the display device of the embodiment of the present invention.Specifically, the present invention also provides a kind of display device.Described display device comprises the flexible display panels shown in Fig. 3 and Fig. 4.
In the embodiment shown in fig. 5, described display device also comprises support unit 2.Support unit 2 supporting flexible substrate 1, for keeping the shape of flexible display panels.
Further, described display device also comprises the first contact panel 31, second contact panel 32 and the 4th bonding pad 4.
First contact panel 31 is arranged in flexible display panels, corresponding with the first viewing area 11.Second contact panel 32 is arranged in flexible display panels, corresponding with the second viewing area 12.In the embodiment shown in fig. 5, the first contact panel 31 correspondence is positioned at the top of the first viewing area 11.Second contact panel 32 correspondence is positioned at the top of the second viewing area 12.
4th bonding pad 4 is electrically connected between the first contact panel 31 and the second contact panel 32 bently.Wherein, the 4th bonding pad 4 comprises the 4th bending connecting line 41.It should be noted that, due in the embodiment shown in fig. 5, the first contact panel 31 correspondence is positioned at the top of the first viewing area 11.Second contact panel 32 correspondence is positioned at the top of the second viewing area 12, and therefore, in this embodiment, the 4th bonding pad 4 is in fact overlapped with the first bonding pad 15, and then namely the 4th bending connecting line 41 is positioned at the top of the first bending connecting line 151.
Further, in shown shown in Fig. 5, described display device also comprises the 3rd contact panel 33 and the 6th bonding pad 6.3rd contact panel 33 correspondence is positioned at the top of the 3rd viewing area 13.6th bonding pad 6 is electrically connected between the first contact panel 31 and the 3rd contact panel 33 bently, overlapped with the 3rd bonding pad 18.6th bonding pad 6 comprises the 6th bending connecting line the 61, six and bends the top that connecting line 61 is positioned at the 3rd bending connecting line 181.
In sum, the flexible base, board of the flexible display panels that the embodiment of the present invention provides at least comprises the first viewing area, the second viewing area and bent the first bonding pad being electrically connected the first viewing area and the second viewing area, therefore, flexible display panels can while realizing edge display, without the need to forming the larger arc of radius-of-curvature at edge, make the display device of the bending of edge approximate right angle also can realize edge display, add the changeability of display device profile, realize the diversity of display device profile.
Although the present invention with embodiment disclose as above, but itself and be not used to limit the present invention.Those skilled in the art, without departing from the spirit and scope of the present invention, when doing various changes and amendment.Therefore, the scope that protection scope of the present invention ought define depending on claims is as the criterion.
Claims (14)
1. a flexible display panels, is characterized in that, described flexible display panels comprises:
Flexible base, board, described flexible base, board comprises:
First viewing area;
Second viewing area, is arranged at the side of described first viewing area;
First bonding pad, is electrically connected between described first viewing area and described second viewing area bently.
2. flexible display panels as claimed in claim 1, it is characterized in that, the bending radius-of-curvature of described first bonding pad is less than 4mm.
3. flexible display panels as claimed in claim 1 or 2, it is characterized in that, described first viewing area comprises:
First driving element layer, is arranged on described flexible base, board;
First light emitting element layer, is arranged on described first driving element layer;
Described second viewing area comprises:
Second driving element layer, is arranged on described flexible base, board;
Second light emitting element layer, is arranged on described second driving element layer;
Described first bonding pad comprises the first bending connecting line, the described first bending connecting line described first driving element layer of electrical connection and described second driving element layer.
4. flexible display panels as claimed in claim 3, is characterized in that, described first bending connecting line is formed by least one material in titanium, aluminium, copper or silver.
5. flexible display panels as claimed in claim 4, it is characterized in that, described first bonding pad also comprises the first protective seam, and described first protective seam is arranged on described first bending connecting line.
6. flexible display panels as claimed in claim 5, it is characterized in that, the first viewing area and the second viewing area are plane.
7. flexible display panels as claimed in claim 1 or 2, it is characterized in that, described flexible base, board comprises:
Raster data model district, is arranged at the opposite side relative with described first viewing area of described second viewing area;
Second bonding pad, is electrically connected between described second viewing area and described raster data model district bently.
8. flexible display panels as claimed in claim 7, it is characterized in that, described raster data model district is parallel and opposing with described first viewing area.
9. flexible display panels as claimed in claim 7, it is characterized in that, described raster data model district comprises raster data model floor, and described second bonding pad comprises the second bending connecting line, the described second bending connecting line described second driving element layer of electrical connection and described raster data model layer.
10. flexible display panels as claimed in claim 9, it is characterized in that, described second bonding pad also comprises the second protective seam, and described second protective seam is arranged on described second bending connecting line.
11. flexible display panels according to any one of claim 1 or 2 or 4 to 6 or 8 to 10, it is characterized in that, described flexible display panels also comprises:
3rd viewing area, is arranged at the opposite side relative with described second viewing area of described first viewing area; And
3rd bonding pad, is electrically connected between described first viewing area and described 3rd viewing area bently.
12. 1 kinds of display device, is characterized in that, described display device comprises the flexible display panels according to any one of claim 1 to 11.
13. display device as claimed in claim 12, it is characterized in that, described display device also comprises support unit, and flexible base, board described in described support unit supports keeps the shape of described flexible display panels.
14. display device as claimed in claim 12, it is characterized in that, described display device also comprises:
First contact panel, is arranged in described flexible display panels, corresponding with described first viewing area;
Second contact panel, is arranged in described flexible display panels, corresponding with described second viewing area;
4th bonding pad, is electrically connected between described first contact panel and described second contact panel bently.
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| CN201610115752.1A CN105513501B (en) | 2016-02-29 | 2016-02-29 | A kind of flexible display panels and display device |
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| CN201610115752.1A CN105513501B (en) | 2016-02-29 | 2016-02-29 | A kind of flexible display panels and display device |
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| CN105513501A true CN105513501A (en) | 2016-04-20 |
| CN105513501B CN105513501B (en) | 2018-07-24 |
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| CN106504645A (en) * | 2016-10-24 | 2017-03-15 | 武汉华星光电技术有限公司 | Flexible display panels and flexible display device |
| CN107863310A (en) * | 2017-10-30 | 2018-03-30 | 武汉华星光电半导体显示技术有限公司 | The bending device and bending method of a kind of gate driving circuit region |
| CN107967202A (en) * | 2017-12-21 | 2018-04-27 | 维沃移动通信有限公司 | A kind of Folding screen folding condition determines method, mobile terminal |
| CN108172124A (en) * | 2018-01-26 | 2018-06-15 | 武汉华星光电技术有限公司 | Flexible display apparatus |
| CN108878483A (en) * | 2018-06-22 | 2018-11-23 | 武汉华星光电半导体显示技术有限公司 | Display panel and electronic equipment |
| WO2019085026A1 (en) * | 2017-10-31 | 2019-05-09 | 武汉华星光电技术有限公司 | Display panel and display |
| CN109949704A (en) * | 2019-03-28 | 2019-06-28 | 武汉华星光电半导体显示技术有限公司 | A kind of display module and electronic device |
| CN110390881A (en) * | 2018-04-20 | 2019-10-29 | Oppo广东移动通信有限公司 | A kind of display screen component and electronic equipment |
| CN110827676A (en) * | 2018-08-14 | 2020-02-21 | 上海和辉光电有限公司 | Flexible organic light-emitting display substrate, display panel and display device |
| US10664014B2 (en) | 2017-01-05 | 2020-05-26 | Wuhan China Star Optoelectronics Technology Co., Ltd | Flexible display panel and flexible display apparatus |
| WO2022011748A1 (en) * | 2020-07-13 | 2022-01-20 | 武汉华星光电半导体显示技术有限公司 | Screen assembly and display device |
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| CN108172124A (en) * | 2018-01-26 | 2018-06-15 | 武汉华星光电技术有限公司 | Flexible display apparatus |
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| US10980139B2 (en) | 2018-01-26 | 2021-04-13 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Flexible display device |
| CN110390881A (en) * | 2018-04-20 | 2019-10-29 | Oppo广东移动通信有限公司 | A kind of display screen component and electronic equipment |
| CN108878483A (en) * | 2018-06-22 | 2018-11-23 | 武汉华星光电半导体显示技术有限公司 | Display panel and electronic equipment |
| CN110827676A (en) * | 2018-08-14 | 2020-02-21 | 上海和辉光电有限公司 | Flexible organic light-emitting display substrate, display panel and display device |
| CN109949704A (en) * | 2019-03-28 | 2019-06-28 | 武汉华星光电半导体显示技术有限公司 | A kind of display module and electronic device |
| WO2022011748A1 (en) * | 2020-07-13 | 2022-01-20 | 武汉华星光电半导体显示技术有限公司 | Screen assembly and display device |
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| CN105513501B (en) | 2018-07-24 |
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