CN108052233A - A kind of display panel and display device - Google Patents
A kind of display panel and display device Download PDFInfo
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- CN108052233A CN108052233A CN201810004750.4A CN201810004750A CN108052233A CN 108052233 A CN108052233 A CN 108052233A CN 201810004750 A CN201810004750 A CN 201810004750A CN 108052233 A CN108052233 A CN 108052233A
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- layer
- folding part
- bendable folding
- display
- display panel
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The embodiment of the invention discloses a kind of display panel and display devices.Wherein, display panel includes touch function layer and the first flexible PCB being electrically connected with touch function layer；Touch function layer includes the first bendable folding part, first bent portion is located at heteromorphic regions, and first bendable folding part extended to form from the 4th side of viewing area to non-display area for touch function layer, first flexible PCB is bound to the first bendable folding part, and first flexible PCB by the first bendable folding part, the one side opposite with its light-emitting surface of display panel is folded into from heteromorphic regions.The embodiment of the present invention, which solves the cabling that frame further narrows on limited and bendable folding part, has short circuit and breaking risk problem, further improves screen accounting and the reliability of display panel work.
Description
Technical field
The present invention relates to display technology more particularly to a kind of display panel and display devices.
Background technology
As display screen is with more and more extensive, widescreen technology becomes important technology item therein, at the same time, display surface
The technology of plate narrow frame is also more and more important.Advanced electronic product, especially portable electronic product, are increasingly intended to narrow
Frame design.
In order to improve the screen accounting of electronic product, the non-display area on display panel is compressed less and less.Such as
In the display screen of mobile phone, in order to compress non-display area as far as possible, it is already present in display area upper end and notch (heteromorphic regions) is set,
The technology devices such as the front camera of mobile phone and receiver being arranged in notch.In another example by will be more in display panel
A functional layer (such as display function layer, touch function layer and pressure sensitivity functional layer) is bent to display positioned at the part of non-display area
The design that narrows of the frame of the display panel is realized in the one side opposite with its light-emitting surface of panel.
However, the bending part of multiple functional layers is usually bent from the same frame (lower frame) of display panel so that more
A bending part is stacked in the side of display panel, and the thickness of stacking is at least the sum of thickness of each bending part, limits this
The design that narrows of frame；And each bending part is located at the part of display panel side and contacts with each other, and not only results in different curved
The short circuit of upward wiring is divided in folding part, can also cause the disconnected of bending part upward wiring due to the friction between each bending part for being in contact
Road, and then display effect and touch-control effect for influencing display panel etc..
The content of the invention
The present invention provides a kind of display panel and display device, with solve the problems, such as frame further narrow it is limited and
Cabling on bending part has the problem of short circuit and breaking risk, and further improve screen accounting and display panel work can
By property.
In a first aspect, an embodiment of the present invention provides a kind of display panel, including viewing area and around the non-aobvious of viewing area
Show area, viewing area have be oppositely arranged first while and when second, the first side extends in a first direction, and viewing area is on the second side
There is a notch, at least part of notch extends to form a heteromorphic regions to viewing area on extending direction；
In a second direction, the length of the rest part of viewing area is less than with the length of the corresponding viewing area part of heteromorphic regions
Degree, wherein, second direction is mutually perpendicular to first direction；
Heteromorphic regions have three sides adjacent with viewing area, be respectively the 3rd while, the 4th while and the 5th side, wherein, the 3rd
It is oppositely arranged while with the 5th；
Display panel further includes touch function layer and the first flexible PCB being electrically connected with touch function layer；
Touch function layer includes the first bendable folding part, and the first bent portion is located at heteromorphic regions, and the first bendable folding part is tactile
Control functional layer is extended to form from the 4th side of viewing area to non-display area, and the first flexible PCB is bound to the first bendable folding part,
And first flexible PCB by the first bendable folding part, one opposite with its light-emitting surface of display panel is folded into from heteromorphic regions
Side.
Second aspect, the embodiment of the present invention additionally provide a kind of display device, including the display described in above-mentioned first aspect
Panel.
The embodiment of the present invention using existing heteromorphic regions on display panel, by by touch function layer by viewing area through abnormity
4th side in area extends to the part of heteromorphic regions to non-display area, is arranged to the first bendable folding part, and by the first flexible PCB
The first bendable folding part is bound to, the first flexible PCB is made to be electrically connected with touch function layer, and the first flexible PCB passes through
First bendable folding part is folded into the one side opposite with its light-emitting surface of display panel from heteromorphic regions.Technical scheme will
The of the existing touch function layer in multiple bendable folding parts of lower frame (non-display area adjacent with the first side of viewing area)
One bendable folding part is arranged at heteromorphic regions, reduces the quantity positioned at the bendable folding part of lower frame, reduces (following in a second direction
Width of frame direction) thickness of bendable folding part that stacks, and then the width of lower frame can be further compressed, improve screen accounting；Separately
Outside, the first bendable folding part for being provided with cabling of touch function layer is arranged at heteromorphic regions, can avoided on the first bendable folding part
Walk thread breakage or with other cabling short circuits, ensure the normal touch function of display panel, improve display panel work it is reliable
Property.
Description of the drawings
Fig. 1 is the planar structure schematic diagram of existing display panel；
Fig. 2 is the cross-sectional view in the A1-A2 directions along Fig. 1；
Fig. 3 is a kind of planar structure schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 4 is the cross-sectional view in the B1-B2 directions along Fig. 3；
Fig. 5 is the planar structure schematic diagram of touch function layer provided in an embodiment of the present invention；
Fig. 6 is cross-sectional view when touch function layer provided in an embodiment of the present invention is not bent；
Fig. 7 is another cross-sectional view in the B1-B2 directions along Fig. 3；
Fig. 8 is the cross-sectional view of touch function layer provided in an embodiment of the present invention and display function layer；
Fig. 9 is the elasticity modulus of optical adhesive layer provided in an embodiment of the present invention and touch function layer and display function layer stress
Graph of relation；
Figure 10 is the cross-sectional view of another touch function layer provided in an embodiment of the present invention and display function layer；
Figure 11 is the planar structure schematic diagram of another touch function layer provided in an embodiment of the present invention；
Figure 12 is another cross-sectional view in the B1-B2 directions along Fig. 3.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrated only in description, attached drawing.
Fig. 1 is the planar structure schematic diagram of existing display panel；Fig. 2 is that the cross-section structure in A1-A2 directions shows along Fig. 1
It is intended to.With reference to figure 1 and Fig. 2, at present, existing abnormity screen include viewing area 100, around viewing area 100 non-display area 200,
The heteromorphic regions 300 that the indentation, there of 100 top edge of viewing area is formed, non-display area 200 include the lower frame opposite with heteromorphic regions 300
400.Display screen generally has the basic functions such as display function and touch function, correspondingly, abnormity screen further includes touch function
Layer 10 and display function layer 20.To realize the driving to touch-control and display, in general, binding is touched in the binding area of touch function floor 10
Flexible PCB 501 is controlled, is bound in the binding area of display function floor 20 and shows flexible PCB 502, in touch-control flexible PCB
501 and display flexible PCB 502 on set respectively the touch-control driving chip that is electrically connected with touch function layer 10 and with display
The display driver chip that functional layer 20 is electrically connected, and touch-control driving chip and display driver chip are passed through into touch-control flexible electrical respectively
Road plate 501 and display flexible PCB 502 are bent to the one side opposite with its light-emitting surface of abnormity screen from lower frame 400.However,
It binds the width in area and is folded on the touch-control flexible PCB 501 of abnormity screen side and display flexible PCB 502 and be superimposed
Thickness, codetermined the width of lower frame 400 so that the width of lower frame 400 be more than 3mm.Therefore, existing design limit
The display screen for realizing more narrow frame has been made, has been unfavorable for realizing comprehensive screen.In view of the above-mentioned problems, an embodiment of the present invention provides one kind
Display panel and display device, specific embodiment are as follows.
Fig. 3 is a kind of planar structure schematic diagram of display panel provided in an embodiment of the present invention；Fig. 4 is the B1-B2 along Fig. 3
The cross-sectional view in direction；Fig. 5 is the planar structure schematic diagram of touch function layer provided in an embodiment of the present invention.Reference chart
3, display panel provided in this embodiment includes viewing area 100 and the non-display area 200 around viewing area 100, and viewing area 100 has
Have be oppositely arranged first at 101 and second 102, x extends along the first direction on the first side 101, and viewing area 100 is on the second side
There is a notch, at least part of notch extends to form a heteromorphic regions 300 to viewing area 100 on 102 extending direction；
On second direction y, it is less than viewing area 100 with the length a of 300 corresponding 100 part of viewing area of heteromorphic regions
The length b of rest part, wherein, second direction y is mutually perpendicular to first direction x；
Heteromorphic regions 300 has three sides adjacent with viewing area 100, and respectively the 3rd at the 103, the 4th 104 and the 5th
Side 105, wherein, the 3rd while 103 with the 5th while 105 be oppositely arranged；
With reference to figure 4, display panel further includes touch function layer 10 and is electrically connected with touch function layer 10 first soft
Property circuit board 30；
With reference to figure 4 and Fig. 5, touch function layer 10 includes the first bendable folding part 11, and the first bendable folding part 11 is located at heteromorphic regions
300, and the first bendable folding part 11 extends shape through the 4th side 104 from viewing area 100 for touch function layer 10 to non-display area 200
The first bendable folding part 11 is bound into, the first flexible PCB 30, and the first flexible PCB 30 is by the first bendable folding part 11,
The one side opposite with its light-emitting surface of display panel is folded into from heteromorphic regions 300.In the present embodiment, the first bendable folding part 11 is to scheme
Dotted line 106 in 5 is bent for folding line, which overlaps with the 4th side 104.It is understood that in display panel
In, positioned at touch function layer close to each film layer of display function layer one side, a recess is respectively provided with, and the recess is corresponding with heteromorphic regions
It sets so that the bendable folding part of touch function layer can be bent to one opposite with its light-emitting surface of display panel from heteromorphic regions
Side.One side of the touch function layer away from display function layer can have a transparent cover plate, and for protecting display panel, which can
Not include recess, so as to protect the component positioned at heteromorphic regions free from the influence of the external environment.
The present embodiment is using existing heteromorphic regions 300 on display panel, by the way that touch function layer 10 is passed through by viewing area 100
4th side 104 of heteromorphic regions 300 extends to non-display area 200 and positioned at the part of heteromorphic regions 300, is arranged to the first bendable folding part
11, and the first flexible PCB 30 is bound to the first bendable folding part 11, make the first flexible PCB 30 and touch function layer 10
Be electrically connected, and the first flexible PCB 30 is by the first bendable folding part 11, from heteromorphic regions 300 be folded into display panel and its
The opposite one side of light-emitting surface.When preparing touch function layer, the first bendable folding part of touch function layer is just arranged at heteromorphic regions,
It can reduce the quantity positioned at the bendable folding part of lower frame, reduce the thickness of the bendable folding part stacked in a second direction, and then can be into
One step compresses the width of lower frame, improves screen accounting；Meanwhile the first bendable folding part for being provided with cabling of touch function layer is set
Be placed in heteromorphic regions, can avoid on the first bendable folding part walk thread breakage or with other cabling short circuits, ensure display panel it is normal
Touch function improves the reliability of display panel work.In addition, the first bendable folding part is the portion that touch function layer extends
Point, the first flexible PCB is bound to the first bendable folding part, and the back side of display panel, a side are bent to through the first bendable folding part
Face avoids the part setting binding area for being located at viewing area in touch function floor, does not influence the effective display area of display panel；
On the other hand, in the prior art, the first flexible PCB is bound to touch function layer away from display function layer one side, when to
When one flexible PCB is bent, the first flexible PCB is easily made to be separated from touch function layer, causes to be electrically connected and fail,
Touch-control effect is influenced, compared with the prior art, using the design, can be caused between the first flexible PCB and display function layer
With good connection characteristic；The third aspect since the first bent portion is located in heteromorphic regions, will not additionally increase display surface
Therefore the width of the frame of plate, further reduces the frame of display panel.
Illustratively, with reference to figure 4, the display panel of the present embodiment can also include display function layer, display function layer bag
Flexible base board 21 and the display layer 22 on flexible base board 21 are included, touch function layer 10 fits in the separate soft of display function layer
The one side of property substrate 21；With reference to figure 3, non-display area 200 includes the lower frame 400 adjacent with the first side 101 of viewing area 100.
Flexible base board 21 includes binding area, and binding area is located in lower frame 400, and binding area binding has display flexible PCB 502, shows
Show that flexible PCB 502 is bent to the one side opposite with its light-emitting surface of display panel from lower frame 400.
Comparison diagram 2 and Fig. 4, it is clear that as can be seen that the width of the present embodiment lower frame 400 is substantially equal on flexible base board 21
Bind the sum of the width in area and the thickness of display flexible PCB 502 for being folded into display panel side, compared with Fig. 2, this reality
Applying the width of a lower frame reduces the thickness of a touch-control flexible PCB 501, and lower frame 400 substantially narrows.And touch-control
First bendable folding part 11 of functional layer 10 is located at heteromorphic regions, neither increases the area of non-display area, and does not reduce display panel
Effective display area.
Optionally, with reference to figure 6 and Fig. 7, touch function layer includes touch base plate 12 and the touch-control on touch base plate 12
Electrode layer 13, touch control electrode layer 13 include a plurality of touch-control cabling 131, and touch-control cabling 131 extends to the first bendable folding part 11；
Touch function layer 10 fits in the one side of the separate flexible base board 21 of display function layer, and touch control electrode layer 13 is located at
Between touch base plate 12 and display function layer (display layer 22), the first flexible PCB 30 is bound to the close of touch function layer 10
Display function layer one side.
It is attached to touch function layer 10 is counter as a result, on display function layer, i.e., touch control electrode layer 13 is directly attached to display work(
On ergosphere, the structure on display function layer is directly attached to compared with touch base plate 12, is bent in the first bendable folding part 11
When, touch control electrode layer 13 is located inside, and touch base plate 12 is located at outside, and the structure of the present embodiment can reduce bent positioned at first
The bending tension of the touch-control cabling 131 in portion 11, and then reduce the risk of 131 fracture of touch-control cabling.
Optionally, as shown in figure 8, flexible base board 21 includes the second bendable folding part 211, the second bendable folding part 211 is located at different
Shape area, and the second bendable folding part 211 extends to form for flexible base board 21 from the 4th side of viewing area to non-display area, the second bendable
Folding part 211 is stacked with the first bendable folding part 11.
Touch function layer is bonded to each other by optical adhesive layer 50 and display function layer, and the first bendable folding part 11 passes through optics
Glue-line 50 is bonded to each other with the second bendable folding part 211.
Wherein, flexible base board 21 extends to heteromorphic regions and forms the second bendable folding part 211, and in 211 He of the second bendable folding part
Optical adhesive layer 50 between first bendable folding part 11 is set, makes the first bendable folding part 11 and the second bendable folding part 211 formation one whole
Body, and touch control electrode layer 13 is located between 12 and second bendable folding part 211 of touch base plate, it, can when being bent in the first bendable folding part
Making the touch-control cabling positioned at heteromorphic regions, the neutral surface is mechanics neutral surface closer to neutral surface, represent direct stress value be zero it is each
Face where point.Therefore, touch-control cabling is closer to neutral surface, and when bending the first bendable folding part 11, touch-control cabling stress is smaller, more
Easy fracture is not allowed.
Illustratively, the present embodiment is when the springform of above-mentioned optical adhesive layer 50 measures different value, to the first bendable folding part
11 and 211 tension situation of the second bendable folding part be simulated emulation, wherein, the thickness of optical adhesive layer 50 is 5 μm, the first bendable
The thickness of folding part is 10um, and the thickness of the second bendable folding part is 15 μm.With reference to Fig. 9 and table 1 as can be seen that when optical adhesive layer 50
When elasticity modulus is 33MPa, touch-control cabling relatively neutral surface, at this point, touch-control cabling is not easy to break.
Table 1
In above-described embodiment, the thickness that optical adhesive layer 50 is located at heteromorphic regions part can be more than, less than or equal to optical cement
Layer 50 is located at the thickness of viewing area part.For example, in the production process, the consistency of thickness of optical adhesive layer 50, convenient for preparing；At certain
In order to fill and lead up the step for being located at the film layer of viewing area and being formed in the case of a little, flat surfaces are formed, optical adhesive layer 50 is located at viewing area
Partial thickness may be larger；If the step that heteromorphic regions needs are filled and led up is larger, optical adhesive layer 50 is located at heteromorphic regions part
Thickness may be larger.In addition, optical adhesive layer can also be used to adjust the structure that the first bendable folding part and the second bendable folding part are formed
Neutral surface.
Optionally, as shown in Figure 10, display layer 22 includes at least one layer of organic film, in heteromorphic regions, the second bendable folding part
Neutral surface regulating course 60 is further included between 211 and optical adhesive layer 50；
Neutral surface regulating course 60 includes at least one layer of film layer, wherein a tunic layer and the organic film of neutral surface regulating course 60
In at least one layer of film layer material identical, that is, the wherein tunic layer of neutral surface regulating course 60 in organic film extremely
A few tunic layer is prepared using same technique.Optionally, neutral surface regulating course 60 is by whole organic film shapes in display layer 22
Into.
The present embodiment sets neutral surface regulating course 60 between the second bendable folding part 211 and optical adhesive layer 50, can meet
Neutral surface adjusts requirement, by testing the thickness for adjusting neutral surface regulating course 60 and the film layer number for forming neutral surface regulating course 60
Amount can make touch-control cabling closer to neutral surface, further improve the reliability of touch function.
Optionally, above-mentioned organic film includes pixel defining layer and planarization layer；
Viewing area includes multiple pixels, and pixel defining layer is used to limit the light-emitting zone of pixel；
Display layer includes thin film transistor array layer and luminescent layer, and luminescent layer includes a plurality of light-emitting elements, planarization layer position
Between thin film transistor array layer and luminescent layer, and planarization layer is used for planarization film layer surface；
A wherein tunic layer for neutral surface regulating course and the material identical of pixel defining layer and/or, neutral surface regulating course
The wherein material identical of a tunic layer and planarization layer.That is, wherein a tunic layer and the pixel defining layer of neutral surface regulating course
Can be used same technique prepare and/or, same technique system can be used in a wherein tunic layer and the planarization layer of neutral surface regulating course
It is standby.Flow can be saved the process as a result, improve production efficiency.
Optionally, with reference to figure 8 and Figure 10, y, the length c of the first bendable folding part 11 are bent more than second in a second direction
The length d in portion 211；
First bendable folding part 11 has first area 110, and first area 110 is located at the first bendable folding part 11 away from the 4th side
One side, and first area 110 and the second bendable folding part 211 be not be overlapped；
First flexible PCB 30 is bound to the first area 110 of the first bendable folding part 11.
Thus, on the one hand, there can be enough regions (first area 110) to bind the first flexible PCB 30, it is curved through first
The bending of folding part makes the first flexible PCB be located at the one side opposite with its light-emitting surface of display panel, i.e., so that first is flexible
Circuit board is located at the back side of display panel；On the other hand, in bending, 211 weight of the first bendable folding part 11 and the second bendable folding part
Folded part can play the role of buffering tension, prevent touch-control from walking thread breakage.
Optionally, as shown in figure 11, the first bendable folding part 11 is overlapped with heteromorphic regions.At this point, it can first prepare whole rectangle
Touch function layer 10, then correspond to along touch function layer 10 the 3rd of heteromorphic regions while and position when the 5th cut, cut
To dotted line 106, the first bendable folding part 11 thus can be formed directly in, it is not necessary to first etch away touch function layer 10 and be located at heteromorphic regions
A part, it is simple for process, and there is longer bending length, when bending the first bendable folding part 11, it is not necessary to which undue stretching first can
Bending part 11, in order to avoid damage touch-control cabling.
Optionally, as shown in Fig. 3 and Figure 12, non-display area 200 includes adjacent with the first side 101 of viewing area 100 curved
Folding area (is located at lower frame 400), and flexible base board 21 further includes the 3rd bendable folding part 212 for extending to bent area；
Display panel further includes the second flexible PCB 40, and the second flexible PCB 40 is bound to the 3rd bendable folding part 212,
And second flexible PCB 40 by the 3rd bendable folding part 212, be folded into along the bending axis parallel to first direction from bent area
The one side opposite with its light-emitting surface of display panel.
Thus, on the one hand, the part that the 3rd bendable folding part 212 is directly extended for flexible base board 21, the second flexible circuit
Plate 40 is bound to the 3rd bendable folding part 212, and through the bending of the 3rd bendable folding part 212, the second flexible PCB is made to be located at display
The one side opposite with its light-emitting surface of panel, the binding part of the second flexible PCB of binding are located at the back side of display panel, keep away
Influence of the binding part to the size (size of the lower frame of display panel) of the non-display area of display panel is exempted from, has further subtracted
The small width of lower frame 400；On the other hand, in the prior art, set in flexible base board 21 close to the one side of touch function layer
Binding area is put, the second flexible PCB 40 is bundled in the binding area, when being bent to the second flexible PCB 40, easily
The second flexible PCB 40 is made to be separated from flexible base board 21, causes to be electrically connected and fail, display effect is influenced, compared to existing
Technology directly bends the extension of flexible base board 21 so that has between the second flexible PCB and flexible base board
Good connection characteristic.
In addition, the embodiment of the present invention additionally provides a kind of display device, which includes any embodiment of the present invention
The display panel of offer.The display device is specifically as follows mobile phone, computer and intelligent wearable device etc., the embodiment of the present invention
This is not particularly limited.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various apparent variations,
It readjusts, be combined with each other and substitutes without departing from protection scope of the present invention.Therefore, although by above example to this
Invention is described in further detail, but the present invention is not limited only to above example, is not departing from present inventive concept
In the case of, other more equivalent embodiments can also be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of display panel, which is characterized in that the non-display area including viewing area and around the viewing area, the viewing area
With first be oppositely arranged while and when second, first side extends in a first direction, and the viewing area is on second side
Extending direction on there is a notch, at least part of the notch extends to form a heteromorphic regions to the viewing area；
In a second direction, remaining of the viewing area is less than with the length of the corresponding viewing area part of the heteromorphic regions
Partial length, wherein, the second direction is mutually perpendicular to the first direction；
The heteromorphic regions have three sides adjacent with the viewing area, be respectively the 3rd while, the 4th while and the 5th side, wherein,
Described 3rd is oppositely arranged while with the described 5th；
The display panel further includes touch function layer and the first flexible PCB being electrically connected with the touch function layer；
The touch function layer includes the first bendable folding part, and the first bent portion is located at the heteromorphic regions, and described first
Bendable folding part is extended to form from the viewing area through the 4th side to the non-display area for the touch function layer, and described the
One flexible PCB is bound to the first bendable folding part, and first flexible PCB is by the first bendable folding part,
The one side opposite with its light-emitting surface of the display panel is folded into from the heteromorphic regions.
2. display panel according to claim 1, which is characterized in that further include display function layer, the display function layer
Display layer including flexible base board and on the flexible base board；
The touch function layer includes touch base plate and the touch control electrode layer on the touch base plate, the touch control electrode layer
Including a plurality of touch-control cabling, the touch-control cabling extends to the first bendable folding part；
The touch function layer fits in the one side away from the flexible base board of the display function layer, and the touch control electrode
For layer between the touch base plate and the display function layer, first flexible PCB is bound to the touch function layer
Close to the display function layer one side.
3. display panel according to claim 2, which is characterized in that the flexible base board includes the second bendable folding part, institute
State the second bent portion and be located at the heteromorphic regions, and the second bendable folding part for the flexible base board by the viewing area through institute
It states the 4th side to extend to form to the non-display area, the second bendable folding part is stacked with the first bendable folding part.
4. display panel according to claim 3, which is characterized in that the touch function layer by optical adhesive layer with it is described
Display function layer is bonded to each other, and the first bendable folding part is mutually pasted by the optical adhesive layer and the second bendable folding part
It closes.
5. display panel according to claim 4, which is characterized in that the display layer includes at least one layer of organic film,
Neutral surface regulating course is further included between the heteromorphic regions, the second bendable folding part and the optical adhesive layer；
The neutral surface regulating course includes at least one layer of film layer, a wherein tunic layer for the neutral surface regulating course with it is described organic
The material identical of at least one layer of film layer in film layer.
6. display panel according to claim 5, which is characterized in that the organic film includes pixel defining layer and flat
Change layer；
The viewing area includes multiple pixels, and the pixel defining layer is used to limit the light-emitting zone of the pixel；
The display layer includes thin film transistor array layer and luminescent layer, and the planarization layer is located at the thin film transistor (TFT) array
Between layer and the luminescent layer, and the planarization layer is used for planarization film layer surface；
A wherein tunic layer for the neutral surface regulating course and the material identical of the pixel defining layer and/or, the neutral surface
A wherein tunic layer for regulating course and the material identical of the planarization layer.
7. display panel according to claim 4, which is characterized in that along the second direction, the first bendable folding part
Length be more than the second bendable folding part length；
The first bendable folding part has first area, and the first area is located at the first bendable folding part away from the described 4th
The one side on side, and the first area and the second bendable folding part be not be overlapped；
First flexible PCB is bound to the first area of the first bendable folding part.
8. display panel according to claim 7, which is characterized in that the first bendable folding part and the heteromorphic regions weight
It closes.
9. display panel according to claim 2, which is characterized in that the non-display area includes the with the viewing area
Adjacent bent area on one side, the flexible base board further include the 3rd bendable folding part for extending to the bent area；
The display panel further includes the second flexible PCB, and it is bent that second flexible PCB is bound to the described 3rd
Portion, and second flexible PCB is by the 3rd bendable folding part, along the bending axis parallel to the first direction from institute
State the one side opposite with its light-emitting surface that bent area is folded into the display panel.
10. a kind of display device, which is characterized in that including the display panel any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004750.4A CN108052233B (en) | 2018-01-03 | 2018-01-03 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004750.4A CN108052233B (en) | 2018-01-03 | 2018-01-03 | Display panel and display device |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100001669A (en) * | 2008-06-27 | 2010-01-06 | 엘지이노텍 주식회사 | Touch input device |
| CN103294272A (en) * | 2013-05-30 | 2013-09-11 | 南昌欧菲光科技有限公司 | Transparent conductive film |
| CN103838415A (en) * | 2012-11-24 | 2014-06-04 | 宝宸（厦门）光学科技有限公司 | Flexible touch panel structure and manufacture method thereof |
| CN204143413U (en) * | 2014-06-20 | 2015-02-04 | 敦泰科技有限公司 | Sensor chip and configure the electronic installation of this sensor chip |
| CN204229374U (en) * | 2014-11-14 | 2015-03-25 | 联想(北京)有限公司 | Touch screen and electronic equipment |
| CN204808345U (en) * | 2015-03-06 | 2015-11-25 | 南昌欧菲生物识别技术有限公司 | Fingerprint identification device , touch -sensitive screen and electronic equipment |
| CN105988616A (en) * | 2015-02-09 | 2016-10-05 | 宸鸿科技(厦门)有限公司 | Touch control panel |
| US20160293870A1 (en) * | 2015-03-30 | 2016-10-06 | Japan Display Inc. | Display device |
| US20160313834A1 (en) * | 2015-04-27 | 2016-10-27 | Everdisplay Optronics (Shanghai) Limited | Display device |
| CN107153472A (en) * | 2016-03-02 | 2017-09-12 | 深圳欧菲光科技股份有限公司 | Touch-screen |
| CN107291303A (en) * | 2017-08-02 | 2017-10-24 | 厦门天马微电子有限公司 | Touch-control display panel and touch control display apparatus |
-
2018
- 2018-01-03 CN CN201810004750.4A patent/CN108052233B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100001669A (en) * | 2008-06-27 | 2010-01-06 | 엘지이노텍 주식회사 | Touch input device |
| CN103838415A (en) * | 2012-11-24 | 2014-06-04 | 宝宸（厦门）光学科技有限公司 | Flexible touch panel structure and manufacture method thereof |
| CN103294272A (en) * | 2013-05-30 | 2013-09-11 | 南昌欧菲光科技有限公司 | Transparent conductive film |
| CN204143413U (en) * | 2014-06-20 | 2015-02-04 | 敦泰科技有限公司 | Sensor chip and configure the electronic installation of this sensor chip |
| CN204229374U (en) * | 2014-11-14 | 2015-03-25 | 联想(北京)有限公司 | Touch screen and electronic equipment |
| CN105988616A (en) * | 2015-02-09 | 2016-10-05 | 宸鸿科技(厦门)有限公司 | Touch control panel |
| CN204808345U (en) * | 2015-03-06 | 2015-11-25 | 南昌欧菲生物识别技术有限公司 | Fingerprint identification device , touch -sensitive screen and electronic equipment |
| US20160293870A1 (en) * | 2015-03-30 | 2016-10-06 | Japan Display Inc. | Display device |
| US20160313834A1 (en) * | 2015-04-27 | 2016-10-27 | Everdisplay Optronics (Shanghai) Limited | Display device |
| CN106155404A (en) * | 2015-04-27 | 2016-11-23 | 上海和辉光电有限公司 | Display device |
| CN107153472A (en) * | 2016-03-02 | 2017-09-12 | 深圳欧菲光科技股份有限公司 | Touch-screen |
| CN107291303A (en) * | 2017-08-02 | 2017-10-24 | 厦门天马微电子有限公司 | Touch-control display panel and touch control display apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 谢立婕: "视频数据转换及其在LED异形屏上的应用", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
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