CN109686771A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN109686771A CN109686771A CN201811606749.5A CN201811606749A CN109686771A CN 109686771 A CN109686771 A CN 109686771A CN 201811606749 A CN201811606749 A CN 201811606749A CN 109686771 A CN109686771 A CN 109686771A
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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
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
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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
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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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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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The embodiment of the invention provides a kind of display panel and display devices, are related to field of display technology, increase distance of the Organic barriers away from thin-film encapsulation layer edge, improve the water resistant oxygen performance of display panel.Above-mentioned display panel includes: viewing area and non-display area；Light-emitting component, light-emitting component include anode layer, luminescent layer and cathode layer；Driving circuit, driving circuit are located at non-display area；Negativity power signal line, negativity power signal line is between driving circuit and viewing area；Signal transmits cabling, and signal transmits cabling between driving circuit and viewing area, and signal transmission cabling is electrically connected with negativity power signal line and cathode layer respectively；Organic barriers, Organic barriers covering signal transmit the region not contacted with cathode layer in cabling；Thin-film encapsulation layer, thin-film encapsulation layer cover viewing area and non-display area.
Description
[technical field]
The present invention relates to field of display technology more particularly to a kind of display panel and display devices.
[background technique]
To avoid the display device in display panel from being corroded by water oxygen, the mode of thin-film package can be used at present to display
Film layer is packaged.As shown in FIG. 1, FIG. 1 is a kind of cross section structure schematic diagram of display panel in the prior art, display panel packets
Viewing area 1 ' and non-display area 2 ' are included, non-display area 2 ' is interior to be equipped with negativity power signal line 3 ', driving circuit 4 ' and signal transmission
Line 5 ', wherein negativity power signal line 3 ' is located at side of the driving circuit 4 ' far from viewing area 1 ', and signal transmssion line 5 ', which is located at, to be driven
Dynamic 4 ' top of circuit, signal transmssion line 5 ' are used to negativity power supply signal being transmitted to cathode layer 6 '.
Since thin-film encapsulation layer and the adhesion of the signal transmission cabling 5 ' formed using metal material are poor, to avoid two
Person is detached from, and causes package failure, usually above covers one layer of Organic barriers 7 ' in signal transmission cabling 5 ' in the prior art.But
It is that, since the area coverage of signal transmission cabling 5 ' and Organic barriers 7 ' is larger, the inorganic layer in thin-film encapsulation layer 8 ' will
It is come into contact in a large area with Organic barriers 7 ', water oxygen obstructing capacity is impacted, so as to cause packaging effect reduction.
[summary of the invention]
In view of this, the embodiment of the invention provides a kind of display panel and display device, increase Organic barriers away from
The distance at thin-film encapsulation layer edge improves the water resistant oxygen performance of display panel.
On the one hand, the embodiment of the invention provides a kind of display panels, comprising:
Viewing area and non-display area；
Light-emitting component, the light-emitting component include anode layer, luminescent layer and cathode layer；
Driving circuit, the driving circuit are located at the non-display area；
Negativity power signal line, the negativity power signal line is between the driving circuit and the viewing area；
Signal transmits cabling, and the signal transmits cabling between the driving circuit and the viewing area, and described
Signal transmission cabling is electrically connected with the negativity power signal line and the cathode layer respectively；
Organic barriers, the Organic barriers cover the area not contacted with the cathode layer in the signal transmission cabling
Domain；
Thin-film encapsulation layer, the thin-film encapsulation layer cover the viewing area and the non-display area.
Optionally, the thin-film encapsulation layer includes the first inorganic encapsulated layer, organic encapsulation layer and the second inorganic encapsulated layer, institute
Organic encapsulation layer is stated between the first inorganic encapsulated layer and the second inorganic encapsulated layer.
Optionally, the driving circuit is scan drive circuit；
The negativity power signal line and signal transmission cabling are located at the scan drive circuit and the viewing area
Between.
Optionally, the minimum range between the Organic barriers and the edge of the thin-film encapsulation layer be L1,500 μm≤
L1≤1100μm；
Wherein, the edge of the thin-film encapsulation layer is the film layer in the thin-film encapsulation layer near display panel edge
Edge.
Optionally, the driving circuit is light emission drive circuit；
The negativity power signal line and signal transmission cabling are located at the light emission drive circuit and the viewing area
Between.
Optionally, further includes:
Scan drive circuit, the scan drive circuit is between the light emission drive circuit and the viewing area；
The negativity power signal line and signal transmission cabling are located at the light emission drive circuit and scanning drive
Between dynamic circuit.
Optionally, the minimum range between the Organic barriers and the edge of the thin-film encapsulation layer be L2,380 μm≤
L2≤750μm；
Wherein, the edge of the thin-film encapsulation layer is the film in the thin-film encapsulation layer near the display panel edge
The edge of layer.
Optionally, further includes:
Pixel defining layer, the pixel defining layer is between the anode layer and the cathode layer, the pixel definition
Layer is arranged for limiting the luminescent layer, the Organic barriers and the pixel defining layer same layer.
Optionally, the driving circuit includes thin film transistor (TFT), and the thin film transistor (TFT) includes grid layer and source-drain electrode layer；
The negativity power signal line and the source-drain electrode layer same layer are arranged, the signal transmission cabling and the anode layer
Same layer setting.
Optionally, further includes:
Pixel circuit, including thin film transistor (TFT) and storage capacitance, the thin film transistor (TFT) include grid layer and source-drain electrode layer,
The storage capacitance includes first electrode layer and the second electrode lay；
The driving circuit is electrically connected with the pixel circuit by connecting cabling, the connection cabling and the grid layer
It is arranged with the first electrode layer same layer, or, the connection cabling and the second electrode lay same layer are arranged.
On the other hand, the embodiment of the invention provides a kind of display devices, including above-mentioned display panel.
A technical solution in above-mentioned technical proposal has the following beneficial effects:
Compared to the prior art, in the technical solution provided by the embodiment of the present invention, on the one hand, by by negativity power supply
Signal wire is arranged in side of the driving circuit towards viewing area and reduces where being parallel to display panel on the direction of plane
The distance between negativity power signal line and cathode layer, then, when realizing negativity power signal line using signal transmission cabling
When with the electrical connection of cathode layer, it will be able to the length of signal transmission cabling be effectively reduced, set on signal transmission cabling to reduce
The area coverage for the Organic barriers set.On the other hand, driving circuit one towards viewing area is arranged in signal transmission cabling
Side, additionally it is possible to increase signal transmission the distance between cabling and the edge of thin-film encapsulation layer, be also equivalent to increase it is organic every
The distance between absciss layer and the edge of thin-film encapsulation layer.
As it can be seen that being transferred using technical solution provided by the embodiment of the present invention based on negativity power signal line and signal
The setting position of line, can effectively reduce the area coverage of Organic barriers, and increase Organic barriers and thin-film encapsulation layer
The distance between edge, so that the contact area of inorganic encapsulated layer and Organic barriers in thin-film encapsulation layer is reduced, so that thin
Inorganic encapsulated layer in film encapsulated layer realizes more large area with the inorganic passivation layer for being located at driving circuit towards the side of light-emitting surface
Direct contact, more preferably water oxygen barriering effect can be played since inorganic layer is contacted with inorganic layer, thus effectively increase aobvious
Show the water resistant oxygen performance of panel.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of cross section structure schematic diagram of display panel in the prior art；
Fig. 2 is the cross section structure schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 3 is another cross section structure schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 4 is another cross section structure schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 5 is another cross section structure schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 6 is another cross section structure schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of display device provided by the embodiment of the present invention.
[specific embodiment]
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention with reference to the accompanying drawing
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
It will be appreciated that though inorganic encapsulated layer may be described in embodiments of the present invention using term first, second, but
These inorganic encapsulated layers should not necessarily be limited by these terms.These terms are only used to for inorganic encapsulated layer being distinguished from each other out.For example, not
In the case where being detached from range of embodiment of the invention, the first inorganic encapsulated layer can also be referred to as the second inorganic encapsulated layer, similarly,
Second inorganic encapsulated layer can also be referred to as the first inorganic encapsulated layer.
The embodiment of the invention provides a kind of display panels, as shown in Fig. 2, Fig. 2 is to show provided by the embodiment of the present invention
Show the cross section structure schematic diagram of panel, which includes: viewing area 1 and non-display area 2；Light-emitting component 3, light-emitting component 3
Including anode layer 4, luminescent layer 5 and cathode layer 6；Driving circuit 7, driving circuit 7 are located at non-display area 2；Negativity power signal line
8, negativity power signal line 8 is between driving circuit 7 and viewing area 1；Signal transmits cabling 9, and signal transmits cabling 9 and is located at drive
Between dynamic circuit 7 and viewing area 1, and signal transmission cabling 9 is electrically connected with negativity power signal line 8 and cathode layer 6 respectively；It is organic
Separation layer 10, Organic barriers 10 cover the region not contacted with cathode layer 6 in signal transmission cabling 9；Thin-film encapsulation layer 11 is thin
Film encapsulated layer 11 covers viewing area 1 and non-display area 2.
It should be noted that having to realize to display panel since obstructing capacity of the inorganic material to water oxygen is stronger
Effect encapsulates, and one layer of inorganic encapsulated layer is included at least in thin-film encapsulation layer 11, also, when thin-film encapsulation layer 11 includes multiple stackings
When encapsulated layer, the encapsulated layer near display film layer is inorganic encapsulated layer.
Compared to the prior art, in the display panel provided by the embodiment of the present invention, on the one hand, by by negativity power supply
Driving circuit 7 is arranged in towards the side of viewing area 1 in signal wire 8, where being parallel to display panel on the direction of plane, reduces
The distance between negativity power signal line 8 and cathode layer 6, then, when realizing that negativity power supply is believed using signal transmission cabling 9
When the electrical connection of number line 8 and cathode layer 6, it will be able to the length of signal transmission cabling 9 be effectively reduced, transferred to reduce signal
The area coverage for the Organic barriers 10 being arranged on line 9.On the other hand, signal transmission cabling 9 is arranged in 7 direction of driving circuit
The side of viewing area 1, additionally it is possible to increase the distance between the edge of signal transmission cabling 9 and thin-film encapsulation layer 11, also just quite
In increasing the distance between the edge of Organic barriers 10 Yu thin-film encapsulation layer 11.
As it can be seen that being transferred using display panel provided by the embodiment of the present invention based on negativity power signal line 8 and signal
The setting position of line 9, can effectively reduce the area coverage of Organic barriers 10, and increase Organic barriers 10 and thin-film package
The distance between the edge of layer 11, to reduce the contact surface of inorganic encapsulated layer and Organic barriers 10 in thin-film encapsulation layer 11
Product so that inorganic encapsulated layer in thin-film encapsulation layer 11 be located at inorganic passivation layer 12 of the driving circuit 7 towards light-emitting surface side
It realizes greater area of direct contact, more preferably water oxygen barriering effect can be played since inorganic layer is contacted with inorganic layer, thus
Effectively increase the water resistant oxygen performance of display panel.
Optionally, as shown in figure 3, another cross section structure that Fig. 3 is display panel provided by the embodiment of the present invention shows
It is intended to, thin-film encapsulation layer 11 includes the first inorganic encapsulated layer 13, organic encapsulation layer 14 and the second inorganic encapsulated layer 15, wherein is had
Machine encapsulated layer 14 is between the first inorganic encapsulated layer 13 and the second inorganic encapsulated layer 15.Since stepless encapsulated layer water oxygen obstructs energy
Power is stronger, thus, two layers of inorganic encapsulated layer is set in thin-film encapsulation layer 11, the water oxygen resistance of thin-film encapsulation layer 11 can be effectively improved
Every ability.Also, an organic encapsulation layer 14 is set between two layers of inorganic encapsulated layer, moreover it is possible to improve the bending resistance of thin-film encapsulation layer 11
Folding endurance energy avoids thin-film encapsulation layer 11 from being broken in display panel bending.
In addition, non-display area 2 may also include the first barricade 16 and the second barricade 17, wherein the first barricade 16 is located at second
For barricade 17 close to the side of viewing area 1, the edge of organic encapsulation layer 14 extends to the first barricade 16,13 He of the first inorganic encapsulated layer
The edge of second inorganic encapsulated layer 15 extends to the second barricade 17.Further, the first barricade 16 and the second barricade 17 can also be enabled
It is respectively positioned on side of the driving circuit 7 towards viewing area 1, that is to say, that the first barricade 16 and the second barricade 17 are in display panel institute
Orthographic projection in the plane and driving circuit 7 are at least partly overlapped in the orthographic projection of display panel institute in the plane.
It is arranged such, on the one hand, compared to organic encapsulation layer 14, by enabling the first inorganic encapsulated layer 13 and the second inorganic envelope
The extended distance for filling layer 15 towards display panel edge is longer, between the first barricade 16 and the second barricade 17, the first inorganic envelope
Dress layer 13 and the second inorganic encapsulated layer 15 can realize direct contact, due to inorganic encapsulated layer is directly contacted with inorganic encapsulated layer can
More preferably water oxygen barriering effect is played, thus further avoids water oxygen and is invaded by the side of display panel.On the other hand, pass through
First barricade 16 and the second barricade 17 are arranged at side of the driving circuit 7 towards viewing area 1, the first barricade 16 and second gear
The setting position of wall 17 is at least partly overlapped with the setting position of driving circuit 7, therefore, 17 nothing of the first barricade 16 and the second barricade
It additional occupied space need to preferably be realized narrow so as to further decrease the border width of display panel in non-display area 2
Frame design.
Optionally, as shown in figure 4, another cross section structure that Fig. 4 is display panel provided by the embodiment of the present invention shows
It is intended to, shines for driving display panel, display panel further includes pixel circuit 18 and is used to provide scanning to pixel circuit 18
The scan drive circuit 19 of signal.Driving circuit 7 described in the embodiment of the present invention can be scan drive circuit 19, negativity power supply letter
Number line 8 and signal transmission cabling 9 are between scan drive circuit 19 and viewing area 1.
Scan drive circuit 19 is set close to viewing area 1 by the way that negativity power signal line 8 and signal are transmitted cabling 9
Side can greatly increase the distance between the edge of Organic barriers 10 Yu thin-film encapsulation layer 11, to enable second
Inorganic encapsulated layer 15 and inorganic passivation layer 12 realize it is greater area of directly contact, further increase the water resistant oxygen of display panel
Energy.
Referring again to Fig. 4, the minimum range between Organic barriers 10 and the edge of thin-film encapsulation layer 11 is L1, is passed through
Negativity power signal line 8 and signal transmission cabling 9 are set between scan drive circuit 19 and viewing area 1, L1 can meet: 500 μ
M≤L1≤1100 μm, wherein the edge of thin-film encapsulation layer 11 is the film layer in thin-film encapsulation layer 11 near display panel edge
Edge；For example, when thin-film encapsulation layer 11 includes the first inorganic encapsulated layer 13, organic encapsulation layer 14 and the second inorganic encapsulated layer 15
When, the edge of thin-film encapsulation layer 11 is the edge as defined by the first inorganic encapsulated layer 13 and the second inorganic encapsulated layer 15.At this point,
Compared to the prior art, the contact area of the second inorganic encapsulated layer 15 and inorganic passivation layer 12 is larger, has display panel more
Excellent water and oxygen barrier property.
Optionally, as shown in figure 5, another cross section structure that Fig. 5 is display panel provided by the embodiment of the present invention shows
It is intended to, shines for driving display panel, display panel further includes for providing shining for the driving signal that shines to pixel circuit 18
Driving circuit 20.Driving circuit 7 described in the embodiment of the present invention can be light emission drive circuit 20, negativity power signal line 8 and letter
Number transmission cabling 9 between light emission drive circuit 20 and viewing area 1.
Compared to the prior art, it is arranged by the way that negativity power signal line 8 and signal are transmitted cabling 9 in light emission drive circuit
20 close to the side of viewing area 1, can equally increase the edge of Organic barriers 10 Yu thin-film encapsulation layer 11 to a certain extent
The distance between, to realize the contact area for increasing the second inorganic encapsulated layer 15 and inorganic passivation layer 12.
Further, referring again to Fig. 5, when display panel further includes scan drive circuit 19, and scan drive circuit
19 between light emission drive circuit 20 and the viewing area 1 when, can by negativity power signal line 8 and signal transmission cabling 9 set
Between light emission drive circuit 20 and scan drive circuit 19.
Referring again to Fig. 5, the minimum range between Organic barriers 10 and the edge of thin-film encapsulation layer 11 is L2, is passed through
Negativity power signal line 8 and signal transmission cabling 9 are set between light emission drive circuit 20 and scan drive circuit 19, L2 can expire
Foot: 380 μm≤L2≤750 μm, wherein the edge of thin-film encapsulation layer 11 is in thin-film encapsulation layer 11 near display panel edge
Film layer edge；For example, when thin-film encapsulation layer 11 includes the first inorganic encapsulated layer 13, organic encapsulation layer 14 and the second inorganic envelope
When filling layer 15, the edge of thin-film encapsulation layer 11 is the side as defined by the first inorganic encapsulated layer 13 and the second inorganic encapsulated layer 15
Edge.At this point, compared to the prior art, the contact area of the second inorganic encapsulated layer 15 and inorganic passivation layer 12 is larger, make display surface
Plate has more preferably water and oxygen barrier property.
In addition, display panel further includes pixel defining layer 21 referring again to Fig. 5, pixel defining layer 21 is located at anode layer 4
Between cathode layer 6, for limiting luminescent layer 5.Optionally, Organic barriers 10 and 21 same layer of pixel defining layer are arranged.It needs
Illustrate, Organic barriers 10 and the setting of 21 same layer of pixel defining layer refer to that Organic barriers 10 and pixel defining layer 21 use
Same material and same patterning processes are formed, in this way, which Organic barriers 10 are no longer needed to using additional patterning processes shape
At simplifying process flow.
Optionally, as shown in fig. 6, another cross section structure that Fig. 6 is display panel provided by the embodiment of the present invention shows
It is intended to, driving circuit 7 includes thin film transistor (TFT) 22, and thin film transistor (TFT) 22 includes active layer 23, grid layer 24 and source-drain electrode layer 25；
Wherein, negativity power signal line 8 and 25 same layer of source-drain electrode layer are arranged, and signal transmits cabling 9 and 4 same layer of anode layer is arranged.
It is formed so set, same patterning processes can be used with source-drain electrode layer 25 in negativity power signal line 8, signal transmission
Cabling 9 can be formed with anode layer 4 using same patterning processes, and process flow is simplified.Also, negativity power signal line 8 and letter
Number transmission cabling 9 without again additionally occupy film layer space, not will increase the thickness of display panel, be advantageously implemented display panel
Lightening design.
In addition it is also necessary to explanation, referring again to Fig. 6, for the planarization for realizing display film layer, inorganic passivation layer 12
It is additionally provided with planarization layer 29 towards the side of light-emitting surface, since planarization layer 29 is usually that organic material is formed, at this
In inventive embodiments, to avoid the inorganic encapsulated layer in thin-film encapsulation layer 11 and planarization layer 29 from coming into contact in a large area, planarization layer
29 can extend only to 8 position of negativity power signal line, at this point, the side of driving circuit 7 towards viewing area 1 do not cover it is flat
Smoothization layer 29, to increase the direct contact area of inorganic encapsulated layer and inorganic passivation layer 12 in thin-film encapsulation layer 11, in turn
Improve water oxygen barriering effect.
Optionally, referring again to Fig. 6, pixel circuit 18 includes thin film transistor (TFT) 22 and storage capacitance 26, film crystal
Pipe 22 includes active layer 23, grid layer 24 and source-drain electrode layer 25, and storage capacitance 26 includes first electrode layer 27 and the second electrode lay
28.Driving circuit 7 is electrically connected with pixel circuit 18 by connecting cabling (not shown), is simplification of flowsheet, and connection is walked
Line can be arranged with grid layer 24 and 27 same layer of first electrode layer, at this point, connection cabling and grid layer 24, first electrode layer 27 use
Same patterning processes are formed；Or, connection cabling and 28 same layer of the second electrode lay are arranged, at this point, connection cabling and the second electrode lay
28 are formed using same patterning processes.
It should be noted that illustrating driving circuit 7 and pixel circuit 18 only to illustrate with a thin film transistor (TFT) 22 in Fig. 6
Property explanation, in practical applications, driving circuit 7 and pixel circuit 18 respectively include multiple thin film transistor (TFT)s 22.Wherein, driving electricity
The specific structure and working principle of road 7 and pixel circuit 18 are same as the prior art, and details are not described herein again.
The embodiment of the invention also provides a kind of display devices, as shown in fig. 7, Fig. 7 is provided by the embodiment of the present invention
The structural schematic diagram of display device, the display device include such as above-mentioned display panel 100.Wherein, the specific knot of display panel 100
Structure is described in detail in the above-described embodiments, and details are not described herein again.Certainly, display device shown in Fig. 7 is only
Schematically illustrate, which can be any such as mobile phone, tablet computer, laptop, electric paper book or television set
Electronic equipment having a display function.
The display device as provided by the embodiment of the present invention includes above-mentioned display panel, using the display device,
Setting position based on negativity power signal line 8 in display panel and signal transmission cabling 9, can effectively reduce Organic barriers
10 area coverage, and increase the distance between the edge of Organic barriers 10 Yu thin-film encapsulation layer 11, to reduce film
The contact area of inorganic encapsulated layer and Organic barriers 10 in encapsulated layer 11 so that inorganic encapsulated layer in thin-film encapsulation layer 11 with
The direct contact for realizing bigger region towards the inorganic passivation layer 12 of the side of light-emitting surface positioned at driving circuit 7, due to inorganic layer
More preferably water oxygen barriering effect can be played by contacting with inorganic layer, thus effectively increase the water resistant oxygen performance of display device.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (11)
1. a kind of display panel characterized by comprising
Viewing area and non-display area；
Light-emitting component, the light-emitting component include anode layer, luminescent layer and cathode layer；
Driving circuit, the driving circuit are located at the non-display area；
Negativity power signal line, the negativity power signal line is between the driving circuit and the viewing area；
Signal transmits cabling, and the signal transmission cabling is between the driving circuit and the viewing area, and the signal
Transmission cabling is electrically connected with the negativity power signal line and the cathode layer respectively；
Organic barriers, the Organic barriers cover the region not contacted with the cathode layer in the signal transmission cabling；
Thin-film encapsulation layer, the thin-film encapsulation layer cover the viewing area and the non-display area.
2. display panel according to claim 1, which is characterized in that the thin-film encapsulation layer includes the first inorganic encapsulated
Layer, organic encapsulation layer and the second inorganic encapsulated layer, the organic encapsulation layer are located at the first inorganic encapsulated layer and second inorganic
Between encapsulated layer.
3. display panel according to claim 1, which is characterized in that the driving circuit is scan drive circuit；
The negativity power signal line and signal transmission cabling are between the scan drive circuit and the viewing area.
4. display panel according to claim 3, which is characterized in that the Organic barriers and the thin-film encapsulation layer
Minimum range between edge is L1,500 μm≤L1≤1100 μm；
Wherein, the edge of the thin-film encapsulation layer be the thin-film encapsulation layer near display panel edge film layer side
Edge.
5. display panel according to claim 1, which is characterized in that the driving circuit is light emission drive circuit；
The negativity power signal line and signal transmission cabling are between the light emission drive circuit and the viewing area.
6. display panel according to claim 5, which is characterized in that further include:
Scan drive circuit, the scan drive circuit is between the light emission drive circuit and the viewing area；
The negativity power signal line and signal transmission cabling are located at the light emission drive circuit and turntable driving electricity
Between road.
7. display panel according to claim 6, which is characterized in that the Organic barriers and the thin-film encapsulation layer
Minimum range between edge is L2,380 μm≤L2≤750 μm；
Wherein, the edge of the thin-film encapsulation layer is the film layer in the thin-film encapsulation layer near the display panel edge
Edge.
8. display panel according to claim 1, which is characterized in that further include:
Pixel defining layer, the pixel defining layer between the anode layer and the cathode layer, use by the pixel defining layer
In limiting the luminescent layer, the Organic barriers and the pixel defining layer same layer are arranged.
9. display panel according to claim 1, which is characterized in that the driving circuit includes thin film transistor (TFT), described
Thin film transistor (TFT) includes grid layer and source-drain electrode layer；
The negativity power signal line and the source-drain electrode layer same layer are arranged, the signal transmission cabling and the anode layer same layer
Setting.
10. display panel according to claim 1, which is characterized in that further include:
Pixel circuit, including thin film transistor (TFT) and storage capacitance, the thin film transistor (TFT) include grid layer and source-drain electrode layer, described
Storage capacitance includes first electrode layer and the second electrode lay；
The driving circuit is electrically connected with the pixel circuit by connecting cabling, the connection cabling and the grid layer and institute
The setting of first electrode layer same layer is stated, or, the connection cabling and the second electrode lay same layer are arranged.
11. a kind of display device, which is characterized in that including the described in any item display panels of such as claim 1~10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606749.5A CN109686771B (en) | 2018-12-27 | 2018-12-27 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606749.5A CN109686771B (en) | 2018-12-27 | 2018-12-27 | Display panel and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109686771A true CN109686771A (en) | 2019-04-26 |
| CN109686771B CN109686771B (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811606749.5A Active CN109686771B (en) | 2018-12-27 | 2018-12-27 | Display panel and display device |
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| CN110851016A (en) * | 2019-11-06 | 2020-02-28 | 京东方科技集团股份有限公司 | Touch substrate, preparation method thereof and touch device |
| CN111430429A (en) * | 2020-04-13 | 2020-07-17 | 昆山国显光电有限公司 | Display panel and display device |
| CN113035914A (en) * | 2021-02-26 | 2021-06-25 | 安徽熙泰智能科技有限公司 | Contact lens with micro-display function, manufacturing process and spectacle case |
| CN113380869A (en) * | 2021-06-09 | 2021-09-10 | 昆山国显光电有限公司 | Display panel and display device |
| CN113658986A (en) * | 2019-06-27 | 2021-11-16 | 武汉天马微电子有限公司 | Display panel and display device |
| CN113690382A (en) * | 2021-08-05 | 2021-11-23 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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| CN113658986A (en) * | 2019-06-27 | 2021-11-16 | 武汉天马微电子有限公司 | Display panel and display device |
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| CN113380869B (en) * | 2021-06-09 | 2022-10-04 | 昆山国显光电有限公司 | Display panel and display device |
| CN113690382A (en) * | 2021-08-05 | 2021-11-23 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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