CN108417604A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN108417604A CN108417604A CN201810161940.7A CN201810161940A CN108417604A CN 108417604 A CN108417604 A CN 108417604A CN 201810161940 A CN201810161940 A CN 201810161940A CN 108417604 A CN108417604 A CN 108417604A
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- display panel
- cabling
- groove
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
- H10K59/1315—Interconnections, e.g. wiring lines or terminals comprising structures specially adapted for lowering the resistance
Abstract
The invention discloses a kind of display panel and display devices, belong to display technology field, including：Viewing area and non-display area；Non-display area includes bent area；Display panel includes the flexible substrate substrate, the first inorganic layer and organic layer set gradually；In bent area, the first inorganic layer includes at least one first groove；A plurality of signal lead is provided on flexible substrate substrate, signal lead includes the first cabling portion being located in bent area, and the first cabling portion includes the first sub-portion, the second sub-portion and third sub-portion；Second sub-portion include at least two section of second sub- cabling portion, adjacent two section of second sub- trace portions not Wei Yu the first groove region opposite both sides；At least one second sub- cabling portion and the first sub-portion are electrically connected by the first via；Part third sub-portion is located at the first groove region；Second sub-portion and third sub-portion are electrically connected by the second via.Compared with the existing technology, the bending ability of bent area can be improved.
Description
Technical field
The present invention relates to display technology fields, more particularly, to a kind of display panel and display device.
Background technology
With the popularization of comprehensive screen products, the ability resistant to bending of flexible display panels is also required higher and higher.
In the flexible display panels that the prior art provides, situations such as cabling in region is susceptible to short circuit, fracture is bent,
Affect the yield and reliability of flexible display panels.
Invention content
In view of this, the present invention provides a kind of display panel and display devices.
The present invention provides a kind of display panels, including：Viewing area and non-display area；Non-display area includes bent area；It is aobvious
Show that panel includes the flexible substrate substrate, the first inorganic layer and organic layer set gradually；In bent area, the first inorganic layer includes extremely
Few first groove, the first groove extend in a first direction, and organic layer at least fills the first groove；It is set on flexible substrate substrate
Be equipped with a plurality of signal lead, signal lead includes the first cabling portion being located in bent area, the first cabling portion include the first sub-portion,
Second sub-portion and third sub-portion；For first sub-portion between flexible substrate substrate and the first inorganic layer, the second sub-portion is located at first
Between inorganic layer and organic layer, third sub-portion is located at the side that organic layer deviates from flexible substrate substrate；The first sub-portion of part is located at
First groove region；Second sub-portion includes at least two section of second sub- cabling portion, and adjacent two section of second sub- trace portions is other
Opposite both sides positioned at the first groove region；First inorganic layer includes the first via, at least one second sub- cabling portion
It is electrically connected by the first via with the first sub-portion；Part third sub-portion is located at the first groove region；Organic layer includes second
Via, the second sub-portion and third sub-portion are electrically connected by the second via.
The present invention provides a kind of display devices, including display panel provided by the invention.
Compared with prior art, display panel provided by the invention and display device at least realize following beneficial effect
Fruit：
First cabling portion includes three straton portions, forms one similar to netted structure, on the one hand, can reduce signal and walk
The resistance of line；On the other hand, if a certain sub-portion is broken in three straton portions, signal lead can also pass through remaining sub-portion
Transmission telecommunications number improves the bending resistance of signal lead, improves the reliability of display panel, improves display panel
Yield.
In addition to this, the second sub-portion includes at least two section of second sub- cabling portion, and adjacent two section of second sub- trace portions is other
Opposite both sides positioned at the first groove region.In other words, the second sub-portion is not extended past from the first groove, the second son
Portion avoids the first groove.Two section of second adjacent sub- cabling portion can realize electrical connection by the first via and the first sub-portion,
As the first via and the first sub-portion realize the effect of " bridge "；It can also be electrically connected by the second via and the realization of third sub-portion
It connects, as the second via and third sub-portion realize the effect of " bridge ".Compared with the existing technology, signal lead is not necessarily to from first
Cabling in groove, thus can be remained to avoid photoresist, to avoid signal lead from being electrically connected to form short circuit phenomenon, to be promoted
The performance of signal lead transmission telecommunications number improves the yield of display panel.It in addition to this, compared with the existing technology, can be to avoid
Signal lead further improves the yield of display panel the phenomenon that the side-walls of the first groove are easily broken off.
Certainly, implementing any of the products of the present invention specific needs while must not reach all the above technique effect.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is a kind of structural schematic diagram for display panel that the prior art provides；
Fig. 2 is a kind of planar structure schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 3 is a kind of cross-sectional view of the BB ' lines along Fig. 2；
Fig. 4 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 5 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 6 is a kind of cross-sectional view of the DD ' lines along Fig. 5；
Fig. 7 is the part section structural representation of another display panel provided in an embodiment of the present invention；
Fig. 8 is the part section structural representation of the viewing area of another display panel provided in an embodiment of the present invention；
Fig. 9 is the part section structural representation of the viewing area of another display panel provided in an embodiment of the present invention；
Figure 10 is the part section structural representation of the viewing area of another display panel provided in an embodiment of the present invention；
Figure 11 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention；
Figure 12 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention.
Specific implementation mode
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should be noted that：Unless in addition having
Body illustrates that the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to the present invention
And its application or any restrictions that use.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
Referring to FIG. 1, a kind of flexible display panels that the prior art provides, including underlay substrate 01, inorganic layer 02 and more
Metal routing 03.Wherein, inorganic layer 02 includes multilayer inorganic layer.
The flexible display panels that the prior art provides need have good bending performance, thus need the nothing to bending place
Machine layer 02 is etched to form groove 04.Research staff has found that, when making metal routing 03, photoresist is easy in groove 04
Residual, being likely to result between metal routing 03 has metal material residual, to make metal routing be electrically connected to form short circuit phenomenon,
The performance for affecting 03 transmission telecommunications number of a plurality of metal routing causes the yield of flexible display panels to lower.
In addition to this, research staff also found, during manufacturing flexible display panels, need to etch inorganic layer one by one
Multilayer inorganic layer in 02, to ultimately form groove 04.It is unstable because of situations such as technique, on the side wall of groove 04, portion
The etching angle of inorganic layer 021 is divided to have deviation, metal routing 03 to be easily broken off at 021 corresponding position of inorganic layer, further
Reduce the yield of flexible display panels.
It please refers to Fig.2 and Fig. 3, display panel A provided in this embodiment includes：Viewing area AA and non-display area BB；It is non-aobvious
Show that area BB includes bent area 10；Display panel A includes the flexible substrate substrate 001 set gradually, the first inorganic layer 002 and organic
Layer 003；In bent area 10, the first inorganic layer 002 includes at least one first groove 201, and the first groove 201 is along first direction y
Extend, organic layer 003 at least fills the first groove 201；A plurality of signal lead S is provided on flexible substrate substrate 001, signal is walked
Line S includes the first cabling portion 101 being located in bent area 10, and the first cabling portion 101 includes the first sub-portion 101a, the second sub-portion
101b and third sub-portion 101c；First sub-portion 101a is located between flexible substrate substrate 001 and the first inorganic layer 002, the second son
Between the first inorganic layer 002 and organic layer 003, third sub-portion 101c is located at organic layer 003 and deviates from flexible substrate portion 101b
The side of substrate 001；Part the first sub-portion 101a is located at 201 region of the first groove；Second sub-portion 101b includes at least two
Section the second sub- cabling portion L, adjacent two section of second sub- cabling portion L are located at opposite two of 201 region of the first groove
Side；First inorganic layer 002 includes the first via 301, and at least one second sub- cabling portion L and the first sub-portion 101a passes through the first mistake
Hole 301 is electrically connected；Part third sub-portion 101c is located at 201 region of the first groove；Organic layer 003 includes the second via 302,
Second sub-portion 101b and third sub-portion 101c is electrically connected by the second via 302.
In display panel provided in this embodiment, viewing area AA is for showing image；Circuit can be arranged in non-display area BB
Structure or electronic component.
Non-display area includes bent area 10, and display panel can be bent in the position of bent area 10, is bent.
Display panel A includes the flexible substrate substrate 001 set gradually, the first inorganic layer 002 and organic layer 003.Wherein,
Flexible substrate substrate 001 is made using flexible material, such as resin material, such as polyimides.It can in first inorganic layer 002
To include one layer of structure, can also include two layers, multilayered structure, it may include one layer of structure in organic layer 003, can also include
Two layers, multilayered structure, the present embodiment comparison are not specifically limited.
In order to improve the bending performance of bent area 10, in bent area 10, the first inorganic layer 002 is provided at least one first
Groove 201.It should be noted that in Fig. 2 and Fig. 3, only illustrated so that the quantity of the first groove 201 is one as an example.It can be with
Understand, the quantity of the first groove 201 can be 2,3 or more, the present embodiment is not specifically limited this.
For example, referring to FIG. 4, be provided with two the first grooves 201 in display panel shown in Fig. 4, optionally, two the
One groove 201 can arrange along first direction y, but not limited to this.In addition to this, optionally, can be arranged in the AA of viewing area
There are multiple data lines D, signal lead S that can be electrically connected with data line D.Optionally, non-display area BB can also include binding area
BB1, binding can be with binding chip (IC) or flexible PCB (FPC) in area BB1.Signal lead S can be connected to binding area
Conductive welding disk PAD in BB1.It is understood that other circuit structures, electronic component can be provided in bent area 10,
The present embodiment is not specifically limited this.
A plurality of signal lead S is provided on flexible substrate substrate 001, signal lead S is extended past where the first groove 201
Region.
In the present embodiment, the first cabling portion 101 is provided in signal lead S, the first cabling portion 101 is located at bent area 10
In.Specifically, the first cabling portion 101 includes three straton portions, respectively the first sub-portion 101a, the second sub-portion 101b and third sub-portion
101c.Second sub- cabling portion L and the first sub-portion 101a are electrically connected by the first via 301, the second sub-portion 101b and third sub-portion
101c is electrically connected by the second via 302.First cabling portion 101 includes three straton portions, the similar netted structure that forms one,
On the one hand, it is possible to reduce the resistance of signal lead S；On the other hand, if a certain sub-portion is broken in three straton portions, signal is walked
Line S can also improve the bending resistance of signal lead S, improve display panel by remaining sub-portion transmission telecommunications number
Reliability, improve the yield of display panel.
In addition to this, the second sub-portion 101b includes at least two section of second sub- cabling portion L, adjacent two section of second sub- cabling portion
L is located at the opposite both sides of 201 region of the first groove.In other words, the second sub-portion 101b is not from the first groove 201
It extends past, the second sub-portion 101b avoids the first groove 201.Two section of second adjacent sub- cabling portion L can pass through the first mistake
Hole 301 and the first sub-portion 101a realize that electrical connection, as the first via 301 and the first sub-portion 101a realize the work of " bridge "
With；Electrical connection, as the second via 302 and third sub-portion can also be realized by the second via 302 and third sub-portion 101c
101c realizes the effect of " bridge ".Compared with the existing technology, signal lead S is not necessarily to the cabling from the first groove 201, thus can
To avoid photoetching glue residua, to avoid signal lead S from being electrically connected to form short circuit phenomenon, to promotion signal cabling S transport electricity
The performance of signal improves the yield of display panel.It in addition to this, compared with the existing technology, can be to avoid signal lead S first
The phenomenon that side-walls of groove 201 are easily broken off further improves the yield of display panel.
In some optional embodiments, Fig. 5 and Fig. 6 are please referred to, in the present embodiment, organic layer 003 includes at least one
Second groove 202, the second groove 202 extend along first direction y；On the direction z perpendicular to flexible substrate substrate, the first groove
201 and second groove 202 do not overlap；Third sub-portion 101c includes the sub- cabling portion H of at least two sections of thirds, adjacent two sections of third
Cabling portion H is located at the opposite both sides of 202 region of the second groove；The sub- cabling portion H of third and at least one second son
Cabling portion L is electrically connected by the second via 302.
In the present embodiment, in order to improve the bending performance of bent area 10, in bent area 10, organic layer 003 is provided at least
One the second groove 202.It should be noted that in Fig. 5 and Fig. 6, only said so that the quantity of the second groove 202 is two as an example
It is bright.It is understood that the quantity of the second groove 202 can be 3 or more, the present embodiment does not limit this specifically
System.
First groove 201 and the second groove 202 are located at the different regions of display panel, and the first groove 201 and second is recessed
Slot 202 can be staggered.
In addition to this, third sub-portion 101c includes the sub- cabling portion H of at least two sections of thirds, adjacent two sections of sub- cabling portions of third
H is located at the opposite both sides of 202 region of the second groove.In other words, third sub-portion 101c is not from the second groove 202
It extends past, third sub-portion 101c avoids the second groove 202.The adjacent sub- cabling portion H of two sections of thirds can pass through the second mistake
Hole 302 and the second sub- cabling portion L realize electrical connection, and as the second via 302 and the second sub- cabling portion L realize the work of " bridge "
With.Compared with the existing technology, signal lead S is not necessarily to the cabling from the second groove 202, thus can be remained to avoid photoresist, from
And signal lead S is avoided to be electrically connected to form short circuit phenomenon, to the performance of promotion signal cabling S transport electric signal, improve display
The yield of panel.In addition to this, compared with the existing technology, can be easy in the side-walls of the second groove 202 to avoid signal lead S
The phenomenon that fracture, further improves the yield of display panel.
In some optional embodiments, Fig. 7 and Fig. 8 are please referred to, display panel includes thin film transistor (TFT) in the present embodiment
Device layer 004, film transistor device layer 004 include gate metal layer 005, semiconductor layer 006 and source-drain electrode metal layer 007.
In the present embodiment, display panel has thin film transistor (TFT) (Thin Film Transistor, abbreviation TFT), film
Transistor is arranged in film transistor device layer 004.Thin film transistor (TFT) includes grid, semiconductor portion, source electrode and drain electrode, wherein
In gate metal layer 005, semiconductor portion is arranged in semiconductor layer 006 for grid setting, and source electrode and drain electrode is arranged at source-drain electrode gold
Belong to layer 007.
Optionally, please continue to refer to Fig. 7 and Fig. 8, in the present embodiment, source-drain electrode metal layer 007 includes the second sub-portion 101b.
In this implementation, the second sub-portion 101b is located at source-drain electrode metal layer 007, in other words, the second sub-portion 101b can and thin film transistor (TFT)
Source electrode and drain electrode be located in same film layer structure and material identical.
In the manufacturing process for making display panel provided in this embodiment, figure can be passed through in same manufacture craft
The same conductive layer of caseization the second sub-portion of shape 101b, source electrode and drain electrode simultaneously, because without increasing additional manufacturing process making the
Two sub-portion 101b, and the second sub-portion 101b is made without increasing additional material, be conducive to the manufacture effect for promoting display panel
Rate reduces cost of manufacture.In addition to this, the second sub-portion 101b, the setting of source electrode and drain electrode same layer, without increasing additional film layer knot
Structure is conducive to the lightening of display panel.
In some optional embodiments, with continued reference to FIG. 7, display panel further includes the first conductive layer in the present embodiment
008, the first conductive layer 008 is between flexible substrate substrate 001 and film transistor device layer 004, the first conductive layer 008 packet
Include the first sub-portion 101a.In the present embodiment, the is provided between flexible substrate substrate 001 and film transistor device layer 004
One conductive layer 008, the first conductive layer 008 are made using conductive material, and the first sub-portion 101a is arranged in the first conductive layer
008, as, film layers of the first sub-portion 101a between flexible substrate substrate 001 and film transistor device layer 004.It is optional
, the first conductive layer 008 can select the metal material with good conductivity such as molybdenum, aluminium, titanium to make, and the present embodiment does not make this to have
Body limits.
In some optional embodiments, with continued reference to FIG. 7, display panel provided in this embodiment further includes buffer layer
009, buffer layer 009 is between the first conductive layer 008 and flexible substrate substrate 001.Buffer layer 009 stops oxygen and steam,
It prevents oxygen, steam or impurity from being spread by flexible substrate substrate 001, and is above carried in the upper surface of flexible substrate substrate 001
For flat surface, usually inorganic layer.
In some optional embodiments, incorporated by reference to reference to figure 7 and Fig. 8, in embodiment, film transistor device layer 004
Include gate insulating layer 1000 between gate metal layer 005 and semiconductor layer 006, be located at gate metal layer 005 and source
Interlayer insulating film 1001 between drain metal layer 007；First inorganic layer 002 includes gate insulating layer 1000 and interlayer insulating film
1001.In the present embodiment, gate insulating layer 1000 and interlayer insulating film 1001 include inorganic material.1000 He of gate insulating layer
Interlayer insulating film 1001 covers in viewing area AA and continuation to bent area 10.In order to improve the bending performance of bent area 10, bend
In area 10, gate insulating layer 1000 and interlayer insulating film 1001 are at least partly etched away, to form the first groove 201.
In some optional embodiments, Fig. 7 and Fig. 9 are please referred to, in the present embodiment, film transistor device layer 004 wraps
Auxiliary metal layer 1002 and dielectric insulation layer 1003 are included, auxiliary metal layer 1002 is located at dielectric insulation layer 1003 and interlayer insulating film
Between 1001, dielectric insulation layer 1003 is between gate metal layer 005 and auxiliary metal layer 1002；First inorganic layer 002 wraps
Include dielectric insulation layer 1003.In the present embodiment, dielectric insulation layer 1003 includes inorganic material.The covering display of dielectric insulation layer 1003
In area AA and continuation to bent area 10.In order to improve the bending performance of bent area 10, in bent area 10, by dielectric insulation layer
1003 at least partly etch away, to form the first groove 201.
In some optional embodiments, Fig. 7 and Fig. 9 are please referred to, in the present embodiment, display panel further includes planarization layer
1004 and organic light emitting diode device layer 1005, planarization layer 1004 be located at film transistor device layer 004 and organic light emission
Between diode component layer 1005；Organic layer 003 includes planarization layer 1004.In the present embodiment, planarization layer 1004 has exhausted
The function of edge, and the film layer of planarization layer 1004 is thicker, can provide a more even curface so that organic light emission is arranged
Diode component layer 1005.Organic Light Emitting Diode (Organic Light are provided in organic light emitting diode device layer 1005
Emitting Diode, abbreviation OLED), Organic Light Emitting Diode includes anode OL1, luminescent material portion OL2 and cathode OL3.It is thin
Film transistor is for driving Organic Light Emitting Diode, the drain electrode and anode OL1 electrical connections of thin film transistor (TFT).Wherein, organic layer 003
Including planarization layer 1004, in order to improve the bending performance of bent area 10, in bent area 10, at least partly by planarization layer 1004
It etches away, to form the second groove 202.
In some optional embodiments, Fig. 7 and Figure 10 are please referred to, display panel provided in this embodiment further includes being located at
Organic light emitting diode device layer 1005 deviates from the touch function layer 1006 of 001 side of flexible substrate substrate；Touch function layer
1006 include touch control electrode 51 and touch-control cabling 52, and touch-control cabling 52 and touch control electrode 51 are electrically connected；Third sub-portion 101c and touch
It controls the material identical of cabling 52 and same layer is arranged.In the present embodiment, touch function may be implemented in touch function layer 1006, such as can
To sense the position of touch information and/or touch-control pressure information of touch object.Touch control electrode 51 and touch-control cabling 52 for realizing
Touch function, the present embodiment do not limit the concrete shape of touch control electrode 51 and touch-control cabling 52, size, arrangement specifically
System.Optionally, display panel further includes encapsulated layer TFE in the present embodiment, and encapsulated layer TFE covers organic light emitting diode device layer
1005, for protecting organic light emitting diode device layer 1005, prevent the infringement of the substances such as the steam in air, oxygen, impurity from having
Machine LED device layer 1005.By the setting of third sub-portion 101c and touch-control cabling 52 in same film layer knot in the present embodiment
In structure and the material identical of the two, it can pass through in same manufacture craft and pattern same conductive layer shape third sub-portion simultaneously
101c and touch-control cabling 52, because making third sub-portion 101c without increasing additional manufacturing process, and it is additional without increasing
Material make third sub-portion 101c, be conducive to promoted display panel manufacture efficiency, reduce cost of manufacture.In addition to this,
Three sub-portion 101c and the setting of 52 same layer of touch-control cabling, without increasing additional film layer structure, are conducive to the lightening of display panel.
In some optional embodiments, 1, in this implementation is please referred to Fig.1, signal lead S is walked including at least two first
Line portion 101, at least two first cabling portion 101 are in parallel.In Figure 11, only it is including three the first cabling portions 101 with signal lead S
Example illustrates, it is to be understood that the particular number in the first cabling portion 101 can be according to the specific setting demand of display panel
It is configured, the present embodiment is not specifically limited this.By the way of signal lead S is in parallel using at least two first cabling portions,
In circuit structure, parallel-connection structure can reduce resistance.By the structure of this first cabling portion parallel connection, reducing the same of resistance
When, power consumption can be reduced, the heat that component distributes is reduced.In the bending part of display panel, using the letter of multiple parallel-connection structures
Number cabling S, constitutes tridimensional network.The tridimensional network of bending part can significantly promote the curved of display panel
Folding ability.
The present invention also provides a kind of display devices, including the display panel that any embodiment of the present invention provides, and specifically ask
With reference to figure 12, display device 2000 includes the display panel A that any embodiment of the present invention provides.Figure 12 embodiments are only with mobile phone
Example, display device 2000 is illustrated, it is to be understood that display device provided in an embodiment of the present invention, can be computer,
Other display devices with display function such as TV, display device for mounting on vehicle, the present invention are not specifically limited this.The present invention is real
The display device for applying example offer, the advantageous effect with display panel provided in an embodiment of the present invention, is specifically referred to above-mentioned
Embodiment illustrates display panel, and therefore not to repeat here for the present embodiment.
By above-described embodiment it is found that display panel provided by the invention and display device, at least realizing following has
Beneficial effect：
First cabling portion includes three straton portions, forms one similar to netted structure, on the one hand, can reduce signal and walk
The resistance of line；On the other hand, if a certain sub-portion is broken in three straton portions, signal lead can also pass through remaining sub-portion
Transmission telecommunications number improves the bending resistance of signal lead, improves the reliability of display panel, improves display panel
Yield.
In addition to this, the second sub-portion includes at least two section of second sub- cabling portion, and adjacent two section of second sub- trace portions is other
Opposite both sides positioned at the first groove region.In other words, the second sub-portion is not extended past from the first groove, the second son
Portion avoids the first groove.Two section of second adjacent sub- cabling portion can realize electrical connection by the first via and the first sub-portion,
As the first via and the first sub-portion realize the effect of " bridge "；It can also be electrically connected by the second via and the realization of third sub-portion
It connects, as the second via and third sub-portion realize the effect of " bridge ".Compared with the existing technology, signal lead is not necessarily to from first
Cabling in groove, thus can be remained to avoid photoresist, to avoid signal lead from being electrically connected to form short circuit phenomenon, to be promoted
The performance of signal lead transmission telecommunications number improves the yield of display panel.It in addition to this, compared with the existing technology, can be to avoid
Signal lead further improves the yield of display panel the phenomenon that the side-walls of the first groove are easily broken off.
Although some specific embodiments of the present invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to illustrating, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above example.This hair
Bright range is defined by the following claims.
Claims (12)
1. a kind of display panel, which is characterized in that including：
Viewing area and non-display area；The non-display area includes bent area；
The display panel includes the flexible substrate substrate, the first inorganic layer and organic layer set gradually；
In the bent area, first inorganic layer includes at least one first groove, and first groove prolongs along first direction
It stretches, the organic layer at least fills first groove；
It is provided with a plurality of signal lead on the flexible substrate substrate, the signal lead includes the be located in the bent area
One cabling portion, first cabling portion include the first sub-portion, the second sub-portion and third sub-portion；First sub-portion is located at described soft
Between property underlay substrate and first inorganic layer, second sub-portion be located at first inorganic layer and the organic layer it
Between, the third sub-portion is located at the side that the organic layer deviates from the flexible substrate substrate；
Part first sub-portion is located at first groove region；
Second sub-portion includes at least two section of second sub- cabling portion, and adjacent two sections of second sub- trace portions Wei Yu not institute
State the opposite both sides of the first groove region；First inorganic layer includes the first via, at least one second son
Cabling portion and first sub-portion are electrically connected by first via；
The part third sub-portion is located at first groove region；The organic layer include the second via, described second
Sub-portion and the third sub-portion are electrically connected by second via.
2. display panel according to claim 1, which is characterized in that
The organic layer includes at least one second groove, and second groove extends along the first direction；Perpendicular to institute
On the direction for stating flexible substrate substrate, first groove and second groove do not overlap；
The third sub-portion includes the sub- cabling portion of at least two sections of thirds, and adjacent two sections of sub- trace portions of third Wei Yu not institute
State the opposite both sides of the second groove region；
The sub- cabling portion of third and at least one second sub- cabling portion are electrically connected by second via.
3. display panel according to claim 1, which is characterized in that
The display panel includes film transistor device layer, and the film transistor device layer includes gate metal layer, partly leads
Body layer and source-drain electrode metal layer.
4. display panel according to claim 3, which is characterized in that
The source-drain electrode metal layer includes second sub-portion.
5. display panel according to claim 3, which is characterized in that
The display panel further includes the first conductive layer, and first conductive layer is located at the flexible substrate substrate and the film
Between transistor device layer, first conductive layer includes first sub-portion.
6. display panel according to claim 5, which is characterized in that
The display panel further includes buffer layer, the buffer layer be located at first conductive layer and the flexible substrate substrate it
Between.
7. display panel according to claim 6, which is characterized in that
The film transistor device layer include gate insulating layer between the gate metal layer and the semiconductor layer,
Interlayer insulating film between the gate metal layer and the source-drain electrode metal layer；
First inorganic layer includes the gate insulating layer and the interlayer insulating film.
8. display panel according to claim 7, which is characterized in that
The film transistor device layer includes auxiliary metal layer and dielectric insulation layer, and the auxiliary metal layer is located at the dielectric
Between insulating layer and the interlayer insulating film, the dielectric insulation layer be located at the gate metal layer and the auxiliary metal layer it
Between；
First inorganic layer includes the dielectric insulation layer.
9. display panel according to claim 3, which is characterized in that
The display panel further includes planarization layer and organic light emitting diode device layer, and the planarization layer is located at the film
Between transistor device layer and the organic light emitting diode device layer；
The organic layer includes the planarization layer.
10. display panel according to claim 9, which is characterized in that
The display panel further includes being located at the organic light emitting diode device layer to deviate from flexible substrate substrate side
Touch function layer；The touch function layer includes touch control electrode and touch-control cabling, and the touch-control cabling and the touch control electrode are electric
Connection；
The third sub-portion and the material identical of the touch-control cabling and same layer setting.
11. display panel according to claim 1, which is characterized in that
The signal lead includes at least two first cabling portions, and at least two first cabling portion is in parallel.
12. a kind of display device, which is characterized in that including according to claim 1-11 any one of them display panels.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148541A (en) * | 2018-08-30 | 2019-01-04 | 上海天马微电子有限公司 | Display panel and preparation method thereof and display device |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887315A (en) * | 2012-12-21 | 2014-06-25 | 乐金显示有限公司 | Flexible Display Device And Method Of Manufacturing The Same |
| CN105742330A (en) * | 2016-03-16 | 2016-07-06 | 京东方科技集团股份有限公司 | Organic light emitting display panel, fabrication method thereof and display device |
| US20170092709A1 (en) * | 2015-09-25 | 2017-03-30 | Samsung Display Co., Ltd. | Flexible display panel |
| CN106571374A (en) * | 2016-07-27 | 2017-04-19 | 友达光电股份有限公司 | Pixel structure and display panel |
| CN206134682U (en) * | 2016-09-28 | 2017-04-26 | 厦门天马微电子有限公司 | Array substrate and flexible display panel |
| CN106783917A (en) * | 2016-12-15 | 2017-05-31 | 武汉华星光电技术有限公司 | Flexible display screen structure and preparation method thereof |
| CN106920829A (en) * | 2017-03-30 | 2017-07-04 | 京东方科技集团股份有限公司 | A kind of preparation method of flexible display panels, display device and flexible display panels |
| CN107204357A (en) * | 2017-07-05 | 2017-09-26 | 武汉华星光电半导体显示技术有限公司 | A kind of flexible display panels and preparation method thereof, flexible display apparatus |
| CN107658333A (en) * | 2017-10-31 | 2018-02-02 | 京东方科技集团股份有限公司 | A kind of flexible display panels and its manufacture method, flexible display apparatus |
-
2018
- 2018-02-27 CN CN201810161940.7A patent/CN108417604B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887315A (en) * | 2012-12-21 | 2014-06-25 | 乐金显示有限公司 | Flexible Display Device And Method Of Manufacturing The Same |
| US20170092709A1 (en) * | 2015-09-25 | 2017-03-30 | Samsung Display Co., Ltd. | Flexible display panel |
| CN105742330A (en) * | 2016-03-16 | 2016-07-06 | 京东方科技集团股份有限公司 | Organic light emitting display panel, fabrication method thereof and display device |
| CN106571374A (en) * | 2016-07-27 | 2017-04-19 | 友达光电股份有限公司 | Pixel structure and display panel |
| CN206134682U (en) * | 2016-09-28 | 2017-04-26 | 厦门天马微电子有限公司 | Array substrate and flexible display panel |
| CN106783917A (en) * | 2016-12-15 | 2017-05-31 | 武汉华星光电技术有限公司 | Flexible display screen structure and preparation method thereof |
| CN106920829A (en) * | 2017-03-30 | 2017-07-04 | 京东方科技集团股份有限公司 | A kind of preparation method of flexible display panels, display device and flexible display panels |
| CN107204357A (en) * | 2017-07-05 | 2017-09-26 | 武汉华星光电半导体显示技术有限公司 | A kind of flexible display panels and preparation method thereof, flexible display apparatus |
| CN107658333A (en) * | 2017-10-31 | 2018-02-02 | 京东方科技集团股份有限公司 | A kind of flexible display panels and its manufacture method, flexible display apparatus |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110858601A (en) * | 2018-08-23 | 2020-03-03 | 上海和辉光电有限公司 | Flexible display panel and display device |
| CN109148541B (en) * | 2018-08-30 | 2021-04-02 | 上海天马微电子有限公司 | Display panel, manufacturing method thereof and display device |
| CN109148541A (en) * | 2018-08-30 | 2019-01-04 | 上海天马微电子有限公司 | Display panel and preparation method thereof and display device |
| US20220115475A1 (en) * | 2018-09-28 | 2022-04-14 | Sharp Kabushiki Kaisha | Display device and manufacturing method thereof |
| CN109671354A (en) * | 2018-12-05 | 2019-04-23 | 武汉华星光电半导体显示技术有限公司 | A kind of bent area Wiring structure and its display device |
| CN109493728A (en) * | 2018-12-13 | 2019-03-19 | 云谷（固安）科技有限公司 | A kind of display panel and display device |
| CN109493728B (en) * | 2018-12-13 | 2022-10-14 | 云谷（固安）科技有限公司 | Display panel and display device |
| CN109671724A (en) * | 2018-12-21 | 2019-04-23 | 武汉华星光电半导体显示技术有限公司 | Luminescent panel and display device |
| WO2020124835A1 (en) * | 2018-12-21 | 2020-06-25 | 武汉华星光电半导体显示技术有限公司 | Light-emitting panel and display apparatus |
| WO2020191888A1 (en) * | 2019-03-27 | 2020-10-01 | 武汉华星光电半导体显示技术有限公司 | Display panel, display module and manufacturing method |
| TWI730855B (en) * | 2020-01-14 | 2021-06-11 | 友達光電股份有限公司 | Display apparatus and manufacturing method thereof |
| WO2021218418A1 (en) * | 2020-04-30 | 2021-11-04 | 京东方科技集团股份有限公司 | Driving substrate and manufacturing method therefor, and display device |
| CN111554730B (en) * | 2020-06-09 | 2022-12-02 | 云谷（固安）科技有限公司 | Display panel and display device |
| CN111554730A (en) * | 2020-06-09 | 2020-08-18 | 云谷（固安）科技有限公司 | Display panel and display device |
| CN112652245A (en) * | 2020-12-22 | 2021-04-13 | 昆山国显光电有限公司 | Display panel and display device |
| WO2022160209A1 (en) * | 2021-01-28 | 2022-08-04 | 京东方科技集团股份有限公司 | Display substrate and fabrication method therefor, display device, and mask |
| CN113160703A (en) * | 2021-02-26 | 2021-07-23 | 厦门天马微电子有限公司 | Display panel, manufacturing method thereof and display device |
| CN113161401A (en) * | 2021-04-22 | 2021-07-23 | 武汉天马微电子有限公司 | Display panel and display device |
| CN113629039A (en) * | 2021-07-20 | 2021-11-09 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and display device |
| CN113629039B (en) * | 2021-07-20 | 2023-11-07 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and display device |
| CN114188387A (en) * | 2021-12-09 | 2022-03-15 | 深圳市华星光电半导体显示技术有限公司 | Flexible display panel |
| CN114188387B (en) * | 2021-12-09 | 2023-08-22 | 深圳市华星光电半导体显示技术有限公司 | Flexible display panel |
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