CN108682303A - Flexible display substrates, flexible display screen and electric terminal equipment - Google Patents
Flexible display substrates, flexible display screen and electric terminal equipment Download PDFInfo
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- CN108682303A CN108682303A CN201810454990.4A CN201810454990A CN108682303A CN 108682303 A CN108682303 A CN 108682303A CN 201810454990 A CN201810454990 A CN 201810454990A CN 108682303 A CN108682303 A CN 108682303A
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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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Abstract
The present invention relates to display technology field more particularly to a kind of flexible display substrates, it may include；Flexible display substrates ontology has viewing area and bent area；More metal contact wires, in the bent area to the viewing area, for being electrically connected with the pel array being arranged in the viewing area；Wherein, at least metal contact wires are located at the part of the bent area along non-linear traces extension.Above-mentioned flexible display panels, part by the way that metal contact wires to be located to bent area is set as non-linear shape and extends, and then folding s tress can be discharged using non-rectilinear extension when bent area is bent, metal contact wires are broken in bent area caused by effectively to avoid due to bent area is repeatedly bent.
Description
Technical field
The present invention relates to display device technical fields, more particularly to a kind of flexible display substrates, flexible display screen and electricity
Sub- terminal device.
Background technology
With advances in technology with the development of society, the application field of flexible display screen is more and more extensive, has flexible aobvious
The electronic equipment of display screen has become the trend of future electronic equipment development.
Currently, being typically provided with bent area on flexible display substrates in flexible display screen, i.e., in flexible display substrates
During manufacture and use, flexible display substrates carry out bending fold operation by bent area.
But since above-mentioned bent area will carry out multiple bending fold operation, it can make the gold being arranged in bent area
Belong to connecting line to be broken because folding s tress can not be released in time, and then the display quality of flexible display screen can be reduced,
It results even in flexible display screen and electronic equipment can not normal use.
Invention content
Based on this, it is necessary to provide a kind of flexible display substrates, flexible display screen and electronics in view of the above technical problems
Terminal device, can effectively reduce because bent area is repeatedly bent cause to be arranged in bent area metal contact wires fracture lack
It falls into, to effectively promote the display performance of display screen and corresponding electronic equipment.
A kind of flexible display substrates, it may include；
Flexible display substrates ontology has viewing area and bent area；
More metal contact wires are used for and are arranged in the viewing area in the bent area to the viewing area
Pel array electrical connection；
Wherein, at least metal contact wires are located at the part of the bent area along non-linear traces extension.
Above-mentioned flexible display panels, the part by the way that metal contact wires to be located to bent area are set as non-linear shape progress
Extend, and then folding s tress can be discharged using non-rectilinear extension when bent area is bent, effectively to keep away
Exempt from caused by due to bent area is repeatedly bent that metal contact wires are broken in bent area.
In an alternative embodiment, in the bent area, stacking is provided on the flexible display substrates ontology
Structure；The stacked structure includes stacked plural layers；
Wherein, the more metal contact wires extend to the viewing area through the stacked structure.
In an alternative embodiment, the metal contact wires that same root extends along non-linear traces, are distributed in institute
In at least double-layer films for stating stacked structure.
In an alternative embodiment, in the bent area, metal described in the same root along non-linear traces extension
Connecting line, it is stepped to be distributed in the different film layers of the stacked structure.
In an alternative embodiment, the top of the stepped part of the metal contact wires has cutting-edge structure.
In an alternative embodiment, the viewing area includes special-shaped viewing area and non-profiled viewing area；The abnormity
At least one of otch and arc-shaped corner are provided in viewing area；
Wherein, the special-shaped viewing area is closed on, in the bent area, along the more metals of non-linear traces extension
In connecting line, on the section of the flexible display substrates ontology of the metal contact wires extending direction, at least two
Metal contact wires described in root are located in the different film layer of the stacked structure；And
In the bent area, mutually insulated between arbitrary two metal contact wires.
In an alternative embodiment, the metal contact wires include in scan line, data line and power cord at least
Two kinds.
Wherein, in the bent area, in the flexible display substrates perpendicular to the metal contact wires extending direction
On the section of ontology, different types of metal contact wires are respectively distributed in the different film layer of the stacked structure.
In an alternative embodiment, in the bent area, perpendicular to the metal contact wires extending direction
On the section of the flexible display substrates ontology, the metal contact wires of identical type are located in same film layer structure.
Present invention also provides a kind of flexible display screens, it may include：
Flexible display substrates as described in above-mentioned any one；
Cover board covers the flexible display substrates；
Touch tablet covers the cover board；
Wherein, the cover board is between the flexible display substrates and the touch tablet.
A kind of electric terminal equipment, it may include above-mentioned flexible display screen.
Description of the drawings
Fig. 1 is the structural schematic diagram of flexible display substrates in one embodiment；
Fig. 2 is the structural schematic diagram that metal contact wires different in one embodiment are distributed in different film layers；
Fig. 3 is the structural schematic diagram that different types of metal contact wires are distributed in different film layers in one embodiment；
Fig. 4 is the structural schematic diagram of the stepped extension of metal contact wires in one embodiment；
Fig. 5 is the schematic diagram that cutting-edge structure is arranged in structure at the top of step structure based on shown in Fig. 4；
Fig. 6 is the structural schematic diagram at the flexible display screen viewing area back side in one embodiment；
Fig. 7 is the structure viewing area schematic diagram of flexible display screen in one embodiment.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 is the structural schematic diagram of flexible display substrates in one embodiment.As shown in Figure 1, a kind of flexible display substrates 1
Including flexible display substrates ontology 10, and the flexible display substrates ontology 10 has viewing area 11, bent area 12 and peripheral components
Area 13 is provided with the pel array 16 for luminescence display in viewing area 11, and more metals are provided in bent area 12 and are connected
Wiring 121, and peripheral drive circuit 131 is then provided in peripheral components area 13；Above-mentioned peripheral drive circuit 131 can pass through
Above-mentioned multiple metal contact wires 121 are electrically connected with above-mentioned pel array 16 respectively, to drive pel array 16 to shine
Display.Wherein, above-mentioned multiple metal contact wires 121 are through above-mentioned bent area 12, and in the bent area 12, above-mentioned
At least one in multiple metal contact wires 121, it is located at the part in bent area 12 along non-rectilinear (such as curve, folding line) rail
Mark extends, in order to which when the bent area 12 is bent, the part of metal contact wires 121 extended in non-linear traces can
Folding s tress is discharged, and then avoids causing metal contact wires 121 to be broken because bent area 12 is bent.
Fig. 2 is the structural schematic diagram that metal contact wires different in one embodiment are distributed in different film layers.As Fig. 1~
Shown in 2, in the bent area 12 of above-mentioned flexible display substrates 1, it may be provided with including multilayer on flexible display substrates ontology 10
Film is stacked and forms stacked structure 2, and above-mentioned metal contact wires 121 extend respectively into above-mentioned show after running through the stacked structure 2
Show area 11 and peripheral components area 13, and any one metal contact wires in the metal contact wires 121 can be by stacked structure 2
In the same film layer along non-rectilinear extend；And when above-mentioned metal contact wires 121 are more, prolong along vertical metal connecting line
It stretches on the section in direction, can be also distributed in different film layer structures between the metal contact wires 121 of different roots, in vertical stacks
Film layer extension direction extends along non-rectilinear in stack structure 2；As shown in Figure 2 metal contact wires 121a, metal contact wires 121b and
Metal contact wires 121c is distributed in different film layers, to avoid in same film layer because metal contact wires distribution it is overstocked caused by
Folding s tress is concentrated and film layer, metal contact wires fracture occurs.
Fig. 3 is the structural schematic diagram that different types of metal contact wires are distributed in different film layers in one embodiment, Fig. 2 institutes
The structure shown can be structure shown in Fig. 3 along the cross section structure perpendicular to metal contact wires extending direction.As shown in Figures 1 to 3, above-mentioned
Metal contact wires 121 may include the first metal contact wires 121a, the second metal contact wires 121b and third metal contact wires
The various metals line such as 121c, such as the first metal contact wires 121a can be scan line (scan line), the second metal contact wires
121b can be data line (data line) and third metal contact wires 121c can be power cord；I.e. when above-mentioned metal contact wires
121 include two kinds and its more than connecting line when, different types of metal contact wires can be respectively distributed to different film layer structures
In, cause same stress in thin film more to concentrate to avoid when bent area 12 is bent, so that it is guaranteed that film layer structure and being provided with
Metal contact wires will not be influenced by folding s tress.
Further, while metal contact wires have good folding s tress release performance, for the ease of metal contact wires
Preparation, the metal contact wires of identical type can be also arranged in same film layer structure in bent area, be located at adjacent film
Between different root metal contact wires in layer structure, along on metal contact wires extending direction, it is interspersed, with
Effectively folding s tress is disperseed and is discharged.
Fig. 4 is the structural schematic diagram of the stepped extension of metal contact wires in one embodiment.As shown in figs. 34, in order to
It can be located at the portion in bent area by the influence for further decreasing bent area folding s tress for same root metal contact wires 121
It is distributed in different film layer structures, such as stepped structure distribution shown in Fig. 3 is in different film layers, it will be same
A piece metal contact wires 121 folding s tress suffered when bent area is bent is discharged in multiple film layer structures, in turn
Effectively lower the risk that metal contact wires caused by due to bent area is bent are broken.
Fig. 5 is the schematic diagram that cutting-edge structure is arranged in structure at the top of step structure based on shown in Fig. 4.Such as the institutes of Fig. 4~5
Show, it, can be in Fig. 3 in order to which further by metal contact wires 121, when bent area is bent, suffered folding s tress discharges in time
Shown in the top of step structure be provided with cutting-edge structure 1211, metal will further be connected when bent area is bent
Stress suffered by line timely and effectively discharges.Wherein, as shown in figure 5, same root metal contact wires 121 are directed to, when it
When part metals connecting line in bent area is set as non-rectilinear extension, which is located at other regions
The part in (region i.e. in addition to bent area) can be set as being prolonged along straight line or non-directional track according to actual demand
It stretches.For the display screen in current comprehensive screen or narrow frame electronic equipment, due to needing that such as front camera is arranged, listening
Cylinder, home key (such as Home key) preposition equipment, so corresponding hole or notch are opened up on a display screen, but due to tradition
Display technology in, still each display portion of special-shaped display screen is driven using the same driving circuit, can then be made
Non-uniform problem is shown at existing between the display portion and other display portions near hole or notch.
Fig. 6 is the structural schematic diagram at the flexible display screen viewing area back side in one embodiment.As shown in figs. 1 to 6, for upper
Technical problem is stated, in an alternative embodiment, can also be arranged first at the viewing area back side of flexible display substrates ontology 10
The components such as driving circuit 17 and the second driving circuit 18 have special-shaped viewing area 111 and non-profiled viewing area in viewing area 11
112, and offer that the preposition component such as front camera, receiver and home key is installed in the abnormity viewing area 111
Otch 15；Wherein, the first driving circuit 17 is individually to drive special-shaped viewing area 111 to show, and the second driving circuit 18
It then can be used to individually drive non-profiled viewing area 112 to show, and then can ensure special-shaped viewing area 111 and non-profiled viewing area
112 can obtain enough drivings, with effectively promoted shown between special-shaped viewing area 111 and non-profiled viewing area 112 it is uniform
Property；I.e. by the driving circuit individually separately set, enables to offer various pieces in the viewing area 10 of notch and hole and have
There is approximate or identical driving capability, effectively to promote the show uniformity between 1 various pieces of entire flexible display substrates.
It should be noted that, the viewing area 11 in the embodiment of the present application has the front of light outgoing and the back of the body opposite with the front
Face, i.e. viewing area 11 shown in Fig. 6 is backside structure, and shown in FIG. 1 is Facad structure.
In an alternative embodiment, as shown in fig. 6, flexible display substrates 1 may also include control circuit 19, the control
Circuit 19 can be electrically connected with above-mentioned the first driving circuit 17 and the second driving circuit 18 respectively, for more accurately adjusting
Driving capability in viewing area 11 between each display area, further come carry in viewing area 11 special-shaped display area 111 with it is non-
Show uniformity between special-shaped display area 112.
In another embodiment, as shown in fig. 6, flexible display substrates 1 may also include bending part 151, the bending part 151
Towards after the back side bending of viewing area 11, i.e., above-mentioned otch 15 is formed in special-shaped viewing area 111；Wherein, above-mentioned
One drive circuit 17 can be fixed on the surface exposed after the bending of bending part 151 is fixed, and the second driving circuit 18 is then
It can be fixedly installed on the back side of viewing area 11, so that the first driving circuit 17 added will not occupy on 11 back of viewing area
Usable floor area.Meanwhile the above-mentioned control circuit 19 added may also be arranged on above-mentioned bending part 151, and in 151 ruler of bending part
In the case of very little permission, also above-mentioned the second driving circuit 18 and other corresponding components can be may alternatively be integrated within the bending part
On 151, to save the use space on 11 back of viewing area.
Further, as shown in fig. 6, connecting between bending part 151 and the viewing area 11 of flexible display substrates ontology 10
Side is connecting side (not shown), in order to ensure the first driving circuit 17 added has preferable driving capability, can be incited somebody to action
The first above-mentioned driving circuit 17 closes on connecting side setting, to reduce between the first driving circuit 17 and anisotropic viewing area 111
Circuit connection path.Correspondingly, above-mentioned control circuit 19 and the second driving circuit 18 are arranged on above-mentioned bending part 151
When, it can also close on above-mentioned connection side setting；Similarly, when control circuit 19 and the second driving circuit 18 are arranged in viewing area
When 11 back, control circuit 19 may be provided at the center position between the first driving circuit 17 and the second driving circuit 18,
And second driving circuit 18 close on non-profiled display area 112 driving port setting, and then come reduce to the greatest extent because leading
Line it is long and caused by driving capability decline.
It should be noted that, in the above-described embodiments, be with bent area 12 between viewing area 11 and peripheral components area 13
It is illustrated, and in other examples, above-mentioned bent area 12 is also located in viewing area 11, as long as i.e. Flexible Displays
The part that substrate 1 can be bent may be defined as bent area, as long as and being provided with for conducted signal or electric energy in the bent area
Connecting line, can be based on actual demand, for part or all of connecting line, it is located at it is above-mentioned defined in bent area
Part may be configured as extending along non-rectilinear, and any one or more in above-mentioned Fig. 2~5 can be used and formed into row metal connection
The distribution of line is released effectively to bend generated stress to bent area, reduces the risk that the connecting line is broken.
It is shown in Figure 1, in actual application process, in some comprehensive screens or Rimless product, due to its needs
The display area of bigger, generally require by the turning of display screen be set as with the matched arc-shaped corner 14 of frame, or aobvious
Open up to install the open slot 15 of the preposition component such as front camera, receiver or home key, i.e. Flexible Displays base in display screen
The viewing area 11 of plate ontology 10 may include special-shaped viewing area 111 and non-profiled viewing area 112, and be set in special-shaped viewing area 111
It is equipped with some polymorphic structures such as above-mentioned arc-shaped corner 14, open slot 15.Since above-mentioned polymorphic structure is all complete
On display screen prepared by cutting, allows for closing on cabling (i.e. metal connection in the regions of these polymorphic structures in this way on display screen
Line) than comparatively dense, and since any position of flexible display substrates 1 may carry out bending operation, i.e., in above-described embodiment
Bent area can be arbitrarily to need the region bent on flexible display substrates, in particular for the area for closing on above-mentioned polymorphic structure
Domain, since cabling therein is more intensive relative to other regions, therefore using the metal contact wires in any of the above-described embodiment
Distribution mode more efficient can solve the open slot of flexible screen comprehensively or flexible Rimless screen nearby in area into walking line, because
The problem of bending and causing metal thread breakage therein.
Fig. 7 is the structural schematic diagram of flexible display screen in one embodiment.As shown in figs. 1 to 6, in an optional implementation
In example, a kind of flexible display screen 3 may include the flexible display substrates illustrated in any of the above-described embodiment 1, the Flexible Displays base
Plate 31 may include may be provided with the regions such as viewing area 11, bent area 12 on flexible display substrates ontology 10, and metal contact wires 121
It is extended in viewing area 11 through above-mentioned bent area 12, to be electrically connected with the pel array 16 in viewing area 11；Metal connects
Line 121 is located at the part in bent area 12 and is extended along curve, folding line or stair-stepping track, in order to curved in bent area
The folding s tress being subject to is discharged when folding, and then effectively metal contact wires is avoided to be broken.Meanwhile above-mentioned flexible display screen
3 may also include the cover board 32 covered on above-mentioned 31 front of flexible display substrates, and the touch screen on 32 light-emitting surface of cover board
33 equal components.
A kind of electric terminal equipment is additionally provided in another embodiment of the application, it may include in any of the above-described embodiment
Flexible display screen can have bent area and viewing area as display device, the flexible display screen, and to connect picture in viewing area
The metal contact wires of pixel array extend in the part positioned at bent area in non-linear shape, such as along curve, folding line or ladder-like
Track extended, with effectively avoid bent area bend and caused by metal contact wires be broken, and then promoted electric terminal set
Standby exhibit stabilization.
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 substrates, which is characterized in that including；
Flexible display substrates ontology has viewing area and bent area；
More metal contact wires, in the bent area to the viewing area, for the picture that is arranged in the viewing area
Pixel array is electrically connected；
Wherein, at least metal contact wires are located at the part of the bent area along non-linear traces extension.
2. flexible display substrates as described in claim 1, which is characterized in that in the bent area, the Flexible Displays base
It is provided with stacked structure on plate ontology；The stacked structure includes stacked plural layers；
Wherein, the more metal contact wires extend to the viewing area through the stacked structure.
3. flexible display substrates as claimed in claim 2, which is characterized in that the gold that same root extends along non-linear traces
Belong to connecting line, is distributed in at least double-layer films of the stacked structure.
4. flexible display substrates as claimed in claim 3, which is characterized in that in the bent area, prolong along non-linear traces
Metal contact wires described in the same root stretched, it is stepped to be distributed in the different film layers of the stacked structure.
5. flexible display substrates as claimed in claim 4, which is characterized in that the top of the stepped part of metal contact wires
End has cutting-edge structure.
6. flexible display substrates as claimed in claim 2, which is characterized in that the viewing area includes special-shaped viewing area and non-different
Shape viewing area；It is provided at least one of otch and arc-shaped corner in the abnormity viewing area；
Wherein, the special-shaped viewing area is closed on, in the bent area, is connected along the more metals that non-linear traces extend
In line, on the section of the flexible display substrates ontology of the metal contact wires extending direction, at least two institutes
Metal contact wires are stated to be located in the different film layer of the stacked structure；And
In the bent area, mutually insulated between arbitrary two metal contact wires.
7. flexible display substrates as claimed in claim 6, which is characterized in that the metal contact wires include scan line, data
At least two in line and power cord.
Wherein, in the bent area, in the flexible display substrates ontology perpendicular to the metal contact wires extending direction
Section on, different types of metal contact wires are respectively distributed in the different film layer of the stacked structure.
8. flexible display substrates as claimed in claim 7, which is characterized in that in the bent area, perpendicular to the gold
On the section for belonging to the flexible display substrates ontology of connecting line extending direction, the metal contact wires of identical type are located at together
In one film layer structure.
9. a kind of flexible display screen, which is characterized in that including：
Flexible display substrates as described in any one of claim 1~8；
Cover board covers the flexible display substrates；
Touch tablet covers the cover board；
Wherein, the cover board is between the flexible display substrates and the touch tablet.
10. a kind of electric terminal equipment, which is characterized in that including flexible display screen as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810454990.4A CN108682303B (en) | 2018-05-14 | 2018-05-14 | Flexible display substrate, flexible display screen and electronic terminal equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810454990.4A CN108682303B (en) | 2018-05-14 | 2018-05-14 | Flexible display substrate, flexible display screen and electronic terminal equipment |
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| CN108682303A true CN108682303A (en) | 2018-10-19 |
| CN108682303B CN108682303B (en) | 2020-05-19 |
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| CN110379937A (en) * | 2019-07-25 | 2019-10-25 | 云谷（固安）科技有限公司 | Flexible display panels and preparation method thereof, flexible display apparatus |
| CN110379937B (en) * | 2019-07-25 | 2021-12-14 | 云谷（固安）科技有限公司 | Flexible display panel, manufacturing method thereof and flexible display device |
| CN113539065A (en) * | 2020-04-13 | 2021-10-22 | 三星显示有限公司 | Display device |
| WO2021223292A1 (en) * | 2020-05-07 | 2021-11-11 | 武汉华星光电技术有限公司 | Display panel |
| US11916081B2 (en) | 2020-05-07 | 2024-02-27 | Wuhan China Star Optoelectronics Technology Co., Ltd | Display panel |
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| Publication number | Publication date |
|---|---|
| CN108682303B (en) | 2020-05-19 |
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