CN110379796A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
- Publication number
- CN110379796A CN110379796A CN201910699928.6A CN201910699928A CN110379796A CN 110379796 A CN110379796 A CN 110379796A CN 201910699928 A CN201910699928 A CN 201910699928A CN 110379796 A CN110379796 A CN 110379796A
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- Prior art keywords
- display panel
- segment
- area
- plain conductor
- display
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/60—Protection against electrostatic charges or discharges, e.g. Faraday shields
-
- 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
- H10K59/1201—Manufacture or treatment
-
- 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
Abstract
The present invention provides a kind of display panel and display device, and display panel includes viewing area and non-display area, is equipped in non-display area and is fanned out to cabling area, multiple metal electrodes are equipped in viewing area, multiple metal electrodes are connected by data line and are fanned out to cabling area；Wherein, in the first processing procedure of display panel, multiple metal electrodes are realized by the second plain conductor of multiple first plain conductors and multiple first plain conductors of connection and are shorted；In the second processing procedure of display panel, the normal input of data-signal is realized so that being no longer shorted each other between multiple metal electrodes by cutting off multiple first plain conductors.The present invention is able to solve on the static focus to a certain metal electrode that the display panel for cutting solid matter method using zero generates during manufacturing and the defect that causes the data line for connecting the metal electrode to be damaged, guarantees the normal display of display panel.
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
Static discharge be cause Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) device by
Phase is generally equipped in the manufacturing process of display panel for the normal display for guaranteeing display panel to the principal element of destruction
The electrostatic prevention structure of pass.
In display panel manufacturing process, the electrostatic generated in Display panel area can be by drawing after metal electrode and data line
Be directed at panel non-display area is fanned out to the area cabling (fanout), to prevent electrostatic damage data line, currently, producing for non-solid matter
Product, the array test lead being correspondingly connected with metal electrode is equipped in non-display area, these leads can attract in space nearby
In the electrostatic that manufacturing process generates, to prevent data line by electrostatic damage.
But for the display panel that zero cuts solid matter, driving circuit side due to space limitations, eliminates partial test
Lead, therefore display panel is manufactured on the electrostatic convergence collection to a certain metal electrode generated in the process, to cause connection should
The data line of metal electrode is damaged, and influences the quality of final display panel.
Summary of the invention
In order to overcome the drawbacks described above under the prior art, the purpose of the present invention is to provide a kind of display panel and display dresses
It sets, the present invention is able to solve static focus that the display panel for cutting solid matter method using zero generates during manufacturing to a certain
The defect for causing the data line for connecting the metal electrode to be damaged on metal electrode guarantees the normal display of display panel.
One embodiment of the invention provides a kind of display panel, including viewing area and non-display area, sets in the non-display area
It is fanned out to cabling area, multiple metal electrodes are equipped in the viewing area, multiple metal electrodes pass through described in data line connection
It is fanned out to cabling area；
Wherein, in first processing procedure of display panel, multiple metal electrodes by multiple first plain conductors and
The second plain conductor for connecting multiple first plain conductors, which is realized, to be shorted；In the second processing procedure of the display panel, lead to
It crosses and cuts off multiple first plain conductors, part first plain conductor and the second plain conductor are abandoned, so that
It is no longer shorted each other between multiple metal electrodes, realizes the normal input of data-signal.
Through the above scheme, the present embodiment will be connected more in the first processing procedure of display panel by the second plain conductor
Multiple first plain conductors of a metal electrode are shorted, to realize electrostatic being uniformly distributed on more metal electrodes, are kept away
Exempt to assemble a large amount of charge on single piece of metal electrode and the data line for connecting the metal electrode is caused to be damaged.Meanwhile it showing
In second processing procedure of panel, by cutting the first plain conductor so that the second plain conductor falls off, between multiple metal electrodes that
This is no longer shorted, to ensure that the normal input of data-signal on each metal electrode, ensure that the normal of display panel
It uses.
Display panel as described above, optionally, first plain conductor include first segment interconnected and second
Section, on the direction perpendicular to the display panel, the area of section of the second segment is less than the area of section of the first segment.
The wider resistance that can reduce the first plain conductor entirety is arranged in the cross-sectional area of first segment, guarantees data line
Electrostatic protection effect.
Display panel as described above, optionally, second plain conductor include multiple third sections and while connecting more
The 4th section of a third section, multiple third sections connect one to one with multiple second segments respectively.
It can use the connection of third section realization and metal electrode by above-mentioned setting, while multiple using the 4th section of realization
Short circuit between metal electrode, to achieve the effect that the electrostatic generated in scatter display panel manufacturing process.
Display panel as described above optionally in the second processing procedure of the display panel, is cut from the second segment
Cut first plain conductor.
Area of section due to constituting the second segment of the first plain conductor is less than the area of section of first segment, in display panel
The second processing procedure in, from second segment cut the first plain conductor can make the first plain conductor cutting section area compared with
Small, the metal fragment that when cutting generates is less, can reduce the metal fragment cut away and falls between two adjacent metal electrodes
And cause the risk of electric pole short circuit；In addition, being cut in the lesser second segment of cross-sectional area, metal electrification can also be reduced
Learn the risk of corrosion.
Display panel as described above, optionally, on the direction perpendicular to the display panel, the thickness of the second segment
Degree is equal to the thickness of the first segment and third section, and the width of the second segment is less than the width of the first segment and third section.
It is arranged to the thickness of the thickness of second segment and first segment and third section unanimously, manufacture difficulty can be reduced, so that
First plain conductor and the second plain conductor can be arranged with same layer；The width of second segment is set smaller than first segment and third section
Width, can guarantee second segment area of section be less than first segment and third section area of section, to reach reduction electrode
The purpose of the risk of short circuit and electrochemical metal corrosion.
Display panel as described above, optionally, on the direction perpendicular to the display panel, the first segment and
Three sections of width is 3-6 microns, and the width of the second segment is less than or equal to 2.5 microns.
Display panel as described above, optionally, the metal electrode and first plain conductor are located at different layers, institute
It states metal electrode and is electrically connected with first plain conductor by via hole.
Display panel as described above, optionally, the gate metal layer of first plain conductor and the display panel
Same layer setting.
Display panel as described above, optionally, the source/drain metal of first plain conductor and the display panel
Layer same layer setting.
Another embodiment of the present invention provides a kind of display device, the display device includes any display surface as above
Plate.
Display device provided in this embodiment has preferable display effect due to using above-mentioned display panel.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the manufacturing flow chart for the display panel that one embodiment of the invention provides；
Fig. 2 is structure diagram of the display panel that provides of one embodiment of the invention under the first processing procedure；
Fig. 3 is the sectional view of Fig. 2.
Appended drawing reference:
100- is fanned out to cabling area；
200- metal electrode；
300- data line；
The first plain conductor of 400-；
410- first segment；
420- second segment；
The second plain conductor of 500-；
510- third section；
The 4th section of 520-；
600- display panel cutting line；
700- substrate；
800-P silicon layer；
The first insulating layer of 900-；
1000- second insulating layer；
1100- third insulating layer；
The first via hole of 1200-；
The second via hole of 1300-.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.In the absence of conflict, following embodiment and implementation
Feature in example can be combined with each other.
Embodiment one
Fig. 1 is the manufacturing flow chart for the display panel that one embodiment of the invention provides；Fig. 2 provides for one embodiment of the invention
Structure diagram of the display panel under the first processing procedure；Fig. 3 is the sectional view of Fig. 2；Please refer to Fig. 1-Fig. 3.The present embodiment provides
A kind of display panel, display panel include viewing area and non-display area, are equipped in non-display area and are fanned out to cabling area 100, viewing area
Interior to be equipped with multiple metal electrodes 200, multiple metal electrodes 200 are fanned out to cabling area 100 by the connection of data line 300；
Wherein, in the first processing procedure of display panel, multiple metal electrodes 200 are by multiple first plain conductors 400 and even
The second plain conductor 500 for connecing multiple first plain conductors 400, which is realized, to be shorted；In the second processing procedure of display panel, by cutting
Break multiple first plain conductors 400, and part the first plain conductor 400 and the second metal are led 500 lines and abandoned, so that multiple
It is no longer shorted each other between metal electrode 200, realizes the normal input of data-signal.
Specifically, the display panel of the present embodiment includes viewing area and non-display area, wherein viewing area is used for display panel
Normal display comprising the pixel unit of multiple array arrangements；Non-display area is for being arranged relevant driving circuit, viewing area
Interior metal electrode 200 is fanned out to cabling area 100 by the connection of data line 300, to realize and drive by being fanned out to cabling area 100
The connection of circuit.
For cutting the display panel of solid matter method using zero, part connection metal electrode is eliminated due to space limitations
200 test lead, and use and metal electrode 200 is connected to P silicon layer by the first via hole 1200, but due to P silicon layer sheet
Body electric conductivity is weaker therefore can not be well by the Electro-static Driven Comb in display panel manufacturing process.
As shown in figure 3, display panel includes substrate 700, P silicon layer 800 is set on substrate 700, covering P silicon layer 800
First insulating layer 900, is arranged in the first plain conductor 400 and the second plain conductor 500 on the first insulating layer 900, covering the
The second insulating layer 1000 of one plain conductor 400 and the second plain conductor 500, the third being arranged in second insulating layer 1000 are exhausted
Edge layer 1100, is arranged in the metal electrode 200 on third insulating layer 1100, and metal electrode 200 passes through the first via hole 1200 respectively
It is electrically connected with the second via hole 1300 with P silicon layer 800 and the realization of the first plain conductor 400.
Please continue to refer to Fig. 2, the present embodiment is connected in the first processing procedure of display panel by the first plain conductor 400
Metal electrode 200, and the short circuit between multiple metal electrodes 200 is realized by the second plain conductor 500, thus by display panel
The electrostatic generated in manufacturing process is evenly distributed on multiple metal electrodes 200, avoids the data line of connection metal electrode 200
300 are damaged by electrostatic breakdown.
It, can be at dotted line in figure (i.e. display panel cutting line 600) by part in the second processing procedure of display panel
One plain conductor 400 and the cutting of the second plain conductor 500, so that being no longer shorted each other between multiple metal electrodes 200, to guarantee
The normal input of data-signal when normal use.
The first processing procedure in the present embodiment can be a certain process of the test phase of display panel, and the second processing procedure can be
The a certain process in display panel cutting stage.
Through the above scheme, the present embodiment, will connection by the second plain conductor 500 in the first processing procedure of display panel
Multiple first plain conductors 400 of multiple metal electrodes 200 are shorted, to realize electrostatic on more metal electrodes 200
Be uniformly distributed, avoid assembling a large amount of charge on single piece of metal electrode 200 and cause to connect the data line of the metal electrode 200 by
Damage.Meanwhile in the second processing procedure of display panel, by cutting the first plain conductor 400, so that the second plain conductor 500
It falls off, is no longer shorted each other between multiple metal electrodes 200, to ensure that data-signal on each metal electrode 200
Normal input, ensure that the normal use of display panel.
Further, above-mentioned first plain conductor 400 includes first segment 410 interconnected and second segment 420, vertical
In on the direction of display panel, the area of section of second segment 420 is less than the area of section of first segment 410.
By the way that the cross-sectional area of first segment 410 to be set greater than to the cross-sectional area of second segment 420, can reduce
The whole resistance of one plain conductor 400, guarantees the electrostatic protection effect of data line 300.
Further, the second plain conductor 500 includes multiple third sections 510 and connects the of multiple third sections 510 simultaneously
Four section 520, multiple third sections 510 connect one to one with multiple second segments 520 respectively.
As shown in Fig. 2, third section 510 is arranged in parallel with metal electrode 200, the 4th section 520 is connected to multiple third sections 510
The same side, and it is vertical with metal electrode 200, to realize short circuit.
It can use the connection of third section 510 realization and metal electrode 200 by above-mentioned setting, while utilizing the 4th section
520 realize the short circuit between multiple metal electrodes 200, to reach the effect of the electrostatic generated in scatter display panel manufacturing process
Fruit.
Further, in the second processing procedure of display panel, the first plain conductor 400 is cut from second segment 420.
Area of section due to constituting the second segment 420 of the first plain conductor 400 is less than the area of section of first segment 410,
In the second processing procedure of display panel, the first plain conductor 400 can be made by cutting the first plain conductor 400 from second segment 420
Cutting section area it is smaller, the metal fragment that when cutting generates is less, can reduce the metal fragment cut away fall into it is adjacent
Two metal electrodes 200 between and cause the risk of electric pole short circuit；It is cut in the lesser second segment 420 of cross-sectional area
It cuts, the risk of electrochemical metal corrosion can also be reduced.
Further, on the direction perpendicular to display panel, the thickness of second segment 420 is equal to first segment 410 and the
Three section 510 of thickness, the width of second segment 420 are less than the width of first segment 410 and third section 510.
It is arranged to the thickness of the thickness of second segment 420 and first segment 410 and third section 510 unanimously, manufacture can be reduced
Difficulty, so that the first plain conductor 400 and the second plain conductor 500 can be arranged with same layer；The width of second segment 420 is arranged to
Less than the width of first segment 410 and third section 510, it can guarantee that the area of section of second segment 420 is less than first segment 410 and third
The area of section of section 510, to achieve the purpose that the risk for reducing electric pole short circuit and electrochemical metal corrosion.
Preferably, on the direction perpendicular to display panel, the width of first segment 410 and third section 510 is 3-6 microns,
The width of second segment 420 is less than or equal to 2.5 microns.
As shown in figure 3, metal electrode 200 and the first plain conductor 400 are located at different layers, metal electrode in the present embodiment
200 are electrically connected with the first plain conductor 400 by the second via hole 1300.
Specifically, the first plain conductor 400 can be arranged with the gate metal layer same layer of display panel in the present embodiment；
Alternatively, the first plain conductor 400 can be arranged with the source/drain metal layer same layer of display panel.Need to only it change using the above scheme
Become original metal tomographic image, reduces manufacture difficulty, improve production efficiency.
Embodiment two
The present embodiment provides a kind of display device, display device includes display panel described in embodiment one as above.
Display device provided in this embodiment has preferable display effect due to using above-mentioned display panel.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
It should be noted that in the description of the present invention, term " first ", " second ", which are only used for facilitating, describes different portions
Part is not understood to indicate or imply ordinal relation, relative importance or the number for implicitly indicating indicated technical characteristic
Amount." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one of the features.
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 (10)
1. a kind of display panel, which is characterized in that including viewing area and non-display area, be equipped in the non-display area and be fanned out to cabling
Area is equipped with multiple metal electrodes in the viewing area, and multiple metal electrodes are by being fanned out to cabling area described in data line connection；
Wherein, in first processing procedure of display panel, multiple metal electrodes pass through multiple first plain conductors and connection
Second plain conductor of multiple first plain conductors, which is realized, to be shorted；In the second processing procedure of the display panel, by cutting
Break multiple first plain conductors, so that being no longer shorted each other between multiple metal electrodes, realizes data-signal
Normal input.
2. display panel according to claim 1, which is characterized in that first plain conductor includes interconnected
One section and second segment, on the direction perpendicular to the display panel, the area of section of the second segment is less than the first segment
Area of section.
3. display panel according to claim 2, which is characterized in that second plain conductor include multiple third sections and
The 4th section of multiple third sections is connected simultaneously, and multiple third sections are corresponded with multiple second segments respectively to be connected
It connects.
4. display panel according to claim 3, which is characterized in that in the second processing procedure of the display panel, from institute
It states and cuts first plain conductor at second segment.
5. display panel according to claim 3, which is characterized in that on the direction perpendicular to the display panel, institute
The thickness for stating second segment is equal to the thickness of the first segment and third section, and the width of the second segment is less than the first segment and the
Three sections of width.
6. display panel according to claim 5, which is characterized in that on the direction perpendicular to the display panel, institute
The width for stating first segment and third section is 3-6 microns, and the width of the second segment is less than or equal to 2.5 microns.
7. display panel according to claim 1, which is characterized in that the metal electrode and first plain conductor position
In different layers, the metal electrode is electrically connected with first plain conductor by via hole.
8. the display panel stated according to claim 7, which is characterized in that the grid of first plain conductor and the display panel
The setting of pole metal layer same layer.
9. display panel according to claim 7, which is characterized in that first plain conductor and the display panel
The setting of source/drain metal layer same layer.
10. a kind of display device, which is characterized in that including the display panel as described in any in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910699928.6A CN110379796A (en) | 2019-07-31 | 2019-07-31 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910699928.6A CN110379796A (en) | 2019-07-31 | 2019-07-31 | Display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110379796A true CN110379796A (en) | 2019-10-25 |
Family
ID=68257308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910699928.6A Pending CN110379796A (en) | 2019-07-31 | 2019-07-31 | Display panel and display device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021093002A1 (en) * | 2019-11-14 | 2021-05-20 | Tcl华星光电技术有限公司 | Array substrate, display panel and preparation method |
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Application publication date: 20191025 |