CN107247375A - A kind of COA substrates and display panel formed by light shield direct splicing - Google Patents
A kind of COA substrates and display panel formed by light shield direct splicing Download PDFInfo
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- CN107247375A CN107247375A CN201710470673.7A CN201710470673A CN107247375A CN 107247375 A CN107247375 A CN 107247375A CN 201710470673 A CN201710470673 A CN 201710470673A CN 107247375 A CN107247375 A CN 107247375A
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- 239000000758 substrate Substances 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 136
- 229910052751 metal Inorganic materials 0.000 claims abstract description 136
- 230000000903 blocking effect Effects 0.000 claims abstract description 122
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 7
- 239000010931 gold Substances 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 230000003760 hair shine Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136222—Colour filters incorporated in the active matrix substrate
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- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Optical Filters (AREA)
Abstract
The embodiment of the invention discloses a kind of COA substrates formed by light shield direct splicing, including：Array base palte；Metal wire, it is formed on the array base palte；First color blocking layer, it is formed on the array base palte and part is located on the metal wire；Second color blocking layer, it is formed on the array base palte and part is located on the metal wire, first color blocking layer and the least partially overlapped setting of second color blocking layer；Wherein, the metal wire includes the first metal wire, first metal wire is corresponding with light shield direct splicing, and 2 μm 6 μm bigger than the first overlapping region width of corresponding first color blocking layer and second color blocking layer of the width of first metal wire is so that first overlapping region is located in the range of first metal wire.The embodiment of the invention also discloses a kind of display panel.Using the present invention, have the advantages that to improve because the display that light shield skew is caused in light shield direct splicing technical process is bad.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of COA substrates formed by light shield direct splicing and
Display panel.
Background technology
When current large scale display panel makes, because of product size beyond light shield (mask) typesetting size, it is necessary to splice exposure
Mask pattern could be transformed on large scale display panel by light, and the splicing applied at present includes light shield direct splicing skill
Art, light shield direct splicing technology is specially：Light shield is placed on above substrate side first and carries out first time exposure, then by light
Cover, which is moved on on the unexposed area adjacent with first time exposure area, carries out second of exposure, if size of display panels is very big,
Multiexposure, multiple exposure can be carried out, such a light shield direct splicing technology solves the exposure problems of large scale display panel.
Existing display panel includes COA (Color Filter On Array, array enamel optical filter) substrate, please
Referring to Fig. 1 a, the COA substrates include array base palte 110, metal wire, the first color blocking layer 130 and the second color blocking layer 140, described
Metal wire formation on the array base palte 110, the metal wire include the first metal wire 120, first metal wire 120 with
Correspondence at light shield direct splicing, first color blocking layer 130 is, for example, red color resistance, and second color blocking layer 140 is for example, green
Color color blocking, the color blocking layer 140 of the first color blocking layer 130 and second is formed on the array base palte 110 and is partly located at respectively
On the metal wire, first color blocking layer 130 and second color blocking layer 140 is least partially overlapped on the metal wire sets
Put.During the first color blocking layer 130 and the second color blocking layer 140 is formed, the first color blocking layer 130 and the second color blocking layer 140 are
Formed respectively by light shield direct splicing technology, light shield may turn left skew or skew of turning right during processing procedure, cause the
Overlapping region of the overlapping region of one color blocking layer 130 and the second color blocking layer 140 in its elsewhere of the light shield stitching portion with respect to COA substrates
It is past to move to left or toward moving to right, cause the first color blocking layer 130, the overlapping region of the second color blocking layer 140 to have part beyond the first metal
The scope (referring to figure Fig. 1 b and Fig. 1 c) of line 120, now, is divided into three kinds transmitted through the light come from backlight and (is located at first
The light of the lower section of metal wire 120 is blocked by the first metal wire 120, it is impossible to transmitted)：The first light is only the first color blocking layer of transmission
130, second light is only second color blocking layer 140 of transmission, and the third light is transmission beyond the of the scope of the first metal wire 120
One color blocking layer 130, the overlapping region of the second color blocking layer 140, the third ray sets the first color blocking layer 130 and the second color blocking layer
140 color, is not that the desired user of designer sees, causes user to see the third light, cause display panel correspondence
Color at light shield direct splicing is different from the color in other regions of display panel, so as to form display bad (mura).
The content of the invention
Technical problem to be solved of the embodiment of the present invention is that there is provided a kind of COA formed by light shield direct splicing
Substrate and display panel.It can improve because the display that light shield skew is caused in light shield direct splicing technical process is bad
In order to solve the above-mentioned technical problem, first aspect present invention embodiment passes through light shield direct splicing shape there is provided one kind
Into COA substrates, including：
Array base palte；
Metal wire, it is formed on the array base palte；
First color blocking layer, it is formed on the array base palte and part is located on the metal wire；
Second color blocking layer, it is formed on the array base palte and part is located on the metal wire, first color blocking
Layer and the least partially overlapped setting of second color blocking layer；Wherein,
The metal wire includes the first metal wire, and first metal wire is corresponding with light shield direct splicing, and described first
The width of metal wire is bigger 2 μm -6 μm than the first overlapping region width of corresponding first color blocking layer and second color blocking layer
So that first overlapping region is located in the range of first metal wire.
In the embodiment of first aspect present invention one, the center line of first metal wire and first overlapping region
Center line is overlapped in the projection of horizontal plane.
In the embodiment of first aspect present invention one, the width of first metal wire is than corresponding first color blocking layer
First overlapping region width with second color blocking layer is big 3 μm -5 μm.
In the embodiment of first aspect present invention one, the width of the metal wire adjacent with first metal wire and institute
The width for stating the first metal wire is equal.
In the embodiment of first aspect present invention one, the width of the width of all metal wires and first metal wire
It is equal.
In the embodiment of first aspect present invention one, the width range of first metal wire is 7.5 μm -11.5 μm.
In the embodiment of first aspect present invention one, the metal wire is data wire.
In the embodiment of first aspect present invention one, first color blocking layer is red color resistance, green color blocking, blue color blocking
One of, second color blocking layer is one of red color resistance, green color blocking, blue color blocking, wherein first color blocking layer and described
Second color blocking layer species is different.
In the embodiment of first aspect present invention one, first color blocking layer of correspondence first metal wire and described the
First overlapping region width range of two color blocking layers is 4.5 μm -6.5 μm.
Second aspect of the present invention embodiment provides a kind of display panel, including above-mentioned is formed by light shield direct splicing
COA substrates.
Implement the embodiment of the present invention, have the advantages that：
Because the metal wire includes the first metal wire, first metal wire is corresponding with light shield direct splicing, described
The width of first metal wire than corresponding first color blocking layer and the second color blocking layer big 2 μm -6 μm of the first overlapping region width so that
First overlapping region is located in the range of first metal wire, so that, no matter light shield is left avertence during light shield direct splicing
Or right avertence is not inclined, first overlapping region is located in the range of the first metal wire, so that backlight shines
Light, do not have and gathered the light of the first color blocking layer and the second color blocking layer color transmitted through coming, so that display will not be caused
Color at panel correspondence light shield direct splicing is different from the color in other regions of display panel, so that it is bad to improve display.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 a are the schematic diagrames for the COA substrates that prior art is formed by light shield direct splicing；
Fig. 1 b are that the first color blocking layer of prior art COA substrates and the overlapping region of the second color blocking layer go out in light shield stitching portion
A kind of schematic diagram now offset；
Fig. 1 c are that the first color blocking layer of prior art COA substrates and the overlapping region of the second color blocking layer go out in light shield stitching portion
Another schematic diagram now offset；
Fig. 2 is the first overlapping region of the COA substrates that one embodiment of the invention is formed by light shield direct splicing in light shield
There is a kind of schematic diagram offset in stitching portion；
Fig. 3 is the first overlapping region of the COA substrates that one embodiment of the invention is formed by light shield direct splicing in light shield
There is another schematic diagram offset in stitching portion；
Shown by reference numeral：
110th, 210- array base paltes；120th, the metal wires of 220- first；130th, the color blocking layers of 230- first；140th, the colors of 240- second
Resistance layer；The first overlapping regions of d- width；The width of the metal wires of D- first.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The term " comprising " and " having " occurred in present specification, claims and accompanying drawing and their any changes
Shape, it is intended that covering is non-exclusive to be included.For example contain the process of series of steps or unit, method, system, product or
The step of equipment is not limited to list or unit, but alternatively also include the step of do not list or unit, or it is optional
Ground is also included for the intrinsic other steps of these processes, method, product or equipment or unit.In addition, term " first ", " the
Two " and " the 3rd " etc. be, for distinguishing different objects, and to be not intended to describe specific order.
The embodiment of the present invention provide it is a kind of formed by light shield direct splicing COA (Color Filter On Array,
Array is enameled optical filter) substrate, Fig. 2, Fig. 3 are referred to, the COA substrates include array base palte 210, metal wire, the first color
The color blocking layer 240 of resistance layer 230 and second.
In the present embodiment, the array base palte 210 can be glass substrate, flexible resin substrate, plastic base etc., institute
The lower section of the array base palte 210 can be located at printing opacity, the backlight by stating array base palte 210.
In the present embodiment, the metal wire formation is on the array base palte 210, the metal wire and the array base
Other layers can be spaced between plate 210 can not also be spaced other layers, other layers for example can be insulating barrier, semiconductor layer and its
His metal level, certainly, when for other metal levels, insulating barrier is additionally provided between described other metal levels and the metal wire.
In the present embodiment, the metal wire is data wire, and other layers are spaced between the data wire and the array base palte 210.Certainly,
In other embodiments of the invention, the metal wire can also be scan line etc..
In the present embodiment, first color blocking layer 230 is formed on the array base palte 210 and part is located at the gold
Belong on line, specific first color blocking layer 230 forms the right side in the correspondence metal wire.Equally, first color blocking layer 230
Can be formed directly on the array base palte 210 can also indirectly form on the array base palte 210.First color blocking
230 part of layer are located on the metal wire, and the part of the first color blocking layer 230 above the metal wire can be located immediately at gold
Belong on line, can also be located at indirectly on the metal wire.In the present embodiment, first color blocking layer 230 can be red color
One of resistance, green color blocking, blue color blocking, such as described first color blocking layer 230 are red color resistance.
In the present embodiment, second color blocking layer 240 is formed on the array base palte 210 and part is located at the gold
Belong on line, specific second color blocking layer 240 forms the left side in the correspondence metal wire.Equally, second color blocking layer 240
Can be formed directly on the array base palte 210 can also indirectly form on the array base palte 210.Second color blocking
240 part of layer are located on the metal wire, and the part of the second color blocking layer 240 above the metal wire can be located immediately at gold
Belong on line, can also be located at indirectly on first metal wire 220.In the present embodiment, first color blocking layer 230 and described
The least partially overlapped setting of second color blocking layer 240, here, second color blocking layer 240 is located at described at overlapping part
In first color blocking layer 230.In the present embodiment, second color blocking layer 240 can be red color resistance, green color blocking, blue color
One of resistance, wherein the first color blocking layer 230 is different with the species of the second color blocking layer 240, such as described second color blocking layer 240 is green color
Resistance.
In the present embodiment, the metal wire includes the first metal wire 220, first metal wire 220 and the light shield
Stitching portion correspondence, namely first metal wire 220 top for the light shield needed for adjacent double exposure stitching portion.In this reality
Apply in example, the number of times of exposure is not limited to once, can also be multiple, when carrying out multiexposure, multiple exposure, first metal wire 220
Number can also be multiple, and the stitching portion of light shield is corresponded to respectively.Because the metal wire includes the first metal wire 220, so that institute
The part of the first color blocking layer 230 is stated on first metal wire 220, the part of the second color blocking layer 240 is located at described first
On metal wire 220.
It is, in general, that the overlapping region of the first color blocking layer 230 and the formation of the second color blocking layer 240 is to be located at correspondence metal wire
In the range of 220, namely overlapping region is the top for being located at correspondence metal wire, and the width of the metal wire slightly compares overlapping region
Width it is big little by little, such as big 0.5 μm, the width of general overlapping region is 5.5 μm, and the width D of metal wire is 6 μm, due to
Metal wire includes the first metal wire 220, so that it is, in general, that the first color blocking layer 230 and the second color of the first metal wire 220 of correspondence
First overlapping region of resistance layer 240 is located in the range of the first metal wire 220, namely the first overlapping region is to be located at the first gold medal
Belong to the top of line 220, the width D of first metal wire 220 slightly it is bigger than the width d of the first overlapping region little by little, typically
The width d of first overlapping region is 5.5 μm, and the width D of the first metal wire 220 is 6 μm, but because the light shield direct splicing time
Cover may left avertence or right avertence, due to the first metal wire 220 width D only it is wider than the width d of the first overlapping region little by little, cause
It is easy to the first overlapping region and occurs that fraction exceeds the scope of the first metal wire 220, so that cause to show bad (mura),
In order to improve the problem, in the present embodiment, the width D of first metal wire 220 is than corresponding first color blocking layer 230 and
- 6 μm of the first overlapping region width d big 2 μm (microns) of two color blocking layers 240, such as it is big 2 μm, 2.5 μm, 3 μm, 3.5 μm, 4 μm,
4.5 μm, 5 μm, 5.5 μm, 6 μm etc., the first metal wire 220 has also been subjected to widening treatment, so that, no matter light shield direct splicing
When light shield be left avertence or right avertence or not partially, first overlapping region all be located at the first metal wire 220 in the range of,
That is the first overlapping region is that, positioned at the top of the first metal wire 220, the first overlapping region is not easy beyond the first metal wire 220
Scope, so that backlight is according to the light come, only the first light L1 (the second color blocking layer 240 of transmission) and the second light L2 are (saturating
Penetrate the first color blocking layer 230) can be with transmissive, the 3rd original light L3 can be blocked by the first metal wire 220, so as to will not have
The light of the first color blocking layer 230 and the color of the second color blocking layer 240 is gathered transmitted through coming, so that display panel correspondence will not be caused
Color at light shield direct splicing is different from the color in other regions of display panel, so that it is bad to improve display.Preferably, institute
State first overlapping region width d of the width D than the corresponding color blocking layer 240 of first color blocking layer 230 and second of the first metal wire 220
It is big 3 μm -5 μm, such as big 3 μm, 3.1 μm, 3.2 μm, 3.3 μm, 3.4 μm, 3.5 μm, 3.6 μm, 3.7 μm, 3.8 μm, 3.9 μm, 4 μ
M, 4.1 μm, 4.2 μm, 4.3 μm, 4.4 μm, 4.5 μm, 4.6 μm, 4.7 μm, 4.8 μm, 4.9 μm, 5 μm etc..
It is, in general, that the overlapping region width of first color blocking layer 230 and second color blocking layer 240 is 5.5 μm, by
Light shield left avertence or right avertence when light shield direct splicing, cause the first color blocking layer 230 and described second of the first metal wire 220 of correspondence
First overlapping region width d of color blocking layer 240 occurs fluctuation, first color blocking layer 230 and second color blocking layer 240
First overlapping region width d scopes are 4.5 μm -6.5 μm, for example, 4.5 μm, 5 μm, 5.5 μm, 6 μm, 6.5 μm of equidimensions.
It is, in general, that the width of the metal wire is 6 μm, and it is bad in order to prevent display, it is in the present embodiment, described
The width D of first metal wire 220 is widened, and is widened to preferably 7.5 μm -11.5 μm, for example, 7.5 μm, 8 μm, 8.5 μ
M, 9 μm, 9.5 μm, 10 μm, 10.5 μm, 11 μm, 11.5 μm of equidimensions.
In the present embodiment, the center line of first metal wire 220 and corresponding first color blocking layer 230, the second color blocking
The center line of first overlapping region of layer 240 is overlapped in the projection of horizontal plane, namely the center line of the first overlapping region is located at institute
The surface of the center line of the first metal wire 220 is stated, when meeting such a design, first overlapping region both sides of the edge position
The center line of the first metal wire of distance 220 it is equal sized so that the stop backlight directive that the first metal wire 220 can be relatively good
The light of first overlapping region, it is not easy to which light leak is gone over, the relatively good improvement of energy shows bad.
Because the metal wire adjacent with the first metal wire is at light shield direct splicing, in order to prevent during light shield direct splicing
Light shield, which is moved to left or moved to right, has influence on the region adjacent with first metal wire, in an alternative embodiment of the invention, with described
The width of the width of the adjacent metal wire of one metal wire and first metal wire is equal, namely the gold adjacent with the first metal wire
Category line width also widened, be widened to by previous 6 μm it is equal with the width of the first metal wire, so as to can also improve
Show bad caused by light shield left avertence or right avertence during light shield direct splicing.
When the width of the metal wire is differed, for example some be the first metal wire width, some are 6 μm of width
Degree, may result in the inconsistent of signal transmission, causes the difference of final signal, for example, when the metal wire is data wire,
When the width of data wire is different, cause voltage delay and voltage attenuation on different pieces of information line also can be different, so as to cause to pass
The voltage passed on pixel capacitance also can be different, so as to cause display bad, in order to improve the problem, in the another implementation of the present invention
In example, the width of all metal wires is equal with the width of first metal wire, namely all described on COA substrates
The width of metal wire, which is obtained for, to be widened, now, when can both improve light shield direct splicing caused by light shield left avertence or right avertence
Display is bad, can make the transmission of signal over the metal lines consistent again, prevents from causing signal due to the difference of metal line-width
That transmits is inconsistent, so as to further improve the quality of display panel.
The embodiment of the present invention also provides a kind of display panel, and the display panel passes through light shield direct splicing including above-mentioned
The COA substrates of formation.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation be all between difference with other embodiments, each embodiment identical similar part mutually referring to.
For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, related part referring to
The part explanation of embodiment of the method.
By the description of above-described embodiment, the present invention has advantages below：
Because the metal wire includes the first metal wire, first metal wire is corresponding with light shield direct splicing, described
The width of first metal wire than corresponding first color blocking layer and the second color blocking layer big 2 μm -6 μm of the first overlapping region width so that
First overlapping region is located in the range of first metal wire, so that, no matter light shield is left avertence during light shield direct splicing
Or right avertence is not inclined, first overlapping region is located in the range of the first metal wire, so that backlight shines
Light, do not have and gathered the light of the first color blocking layer and the second color blocking layer color transmitted through coming, so that display will not be caused
Color at panel correspondence light shield direct splicing is different from the color in other regions of display panel, so that it is bad to improve display.
Above disclosure is only preferred embodiment of present invention, can not limit the right model of the present invention with this certainly
Enclose, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (10)
1. a kind of COA substrates formed by light shield direct splicing, it is characterised in that including：
Array base palte；
Metal wire, it is formed on the array base palte；
First color blocking layer, it is formed on the array base palte and part is located on the metal wire；
Second color blocking layer, its formed on the array base palte and part be located at the metal wire on, first color blocking layer and
Second color blocking layer is least partially overlapped to be set；Wherein,
The metal wire includes the first metal wire, and first metal wire is corresponding with light shield direct splicing, first metal
The width of line than corresponding first color blocking layer and second color blocking layer big 2 μm -6 μm of the first overlapping region width so that
First overlapping region is located in the range of first metal wire.
2. the COA substrates as claimed in claim 1 formed by light shield direct splicing, it is characterised in that first metal
The center line of line and the center line of first overlapping region are overlapped in the projection of horizontal plane.
3. the COA substrates as claimed in claim 1 formed by light shield direct splicing, it is characterised in that first metal
First overlapping region width big 3 μm -5 μ of the width of line than corresponding first color blocking layer and second color blocking layer
m。
4. the COA substrates as claimed in claim 1 formed by light shield direct splicing, it is characterised in that with first gold medal
The width of the adjacent metal wire of category line and the width of first metal wire are equal.
5. the COA substrates as claimed in claim 4 formed by light shield direct splicing, it is characterised in that all metals
The width of line is equal with the width of first metal wire.
6. the COA substrates formed by light shield direct splicing as described in claim 1-5 any one, it is characterised in that institute
The width range for stating the first metal wire is 7.5 μm -11.5 μm.
7. the COA substrates formed by light shield direct splicing as described in claim 1-5 any one, it is characterised in that institute
Metal wire is stated for data wire.
8. the COA substrates formed by light shield direct splicing as described in claim 1-5 any one, it is characterised in that institute
It is one of red color resistance, green color blocking, blue color blocking to state the first color blocking layer, and second color blocking layer is red color resistance, green color
One of resistance, blue color blocking, wherein first color blocking layer is different with the second color blocking layer species.
9. the COA substrates formed by light shield direct splicing as described in claim 1-5 any one, it is characterised in that right
First color blocking layer of first metal wire and first overlapping region width range of second color blocking layer is answered to be
4.5μm-6.5μm。
10. a kind of display panel, it is characterised in that:Including passing through light shield direct splicing shape described in claim any one of 1-9
Into COA substrates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710470673.7A CN107247375B (en) | 2017-06-20 | 2017-06-20 | COA substrate formed by directly splicing light masks and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710470673.7A CN107247375B (en) | 2017-06-20 | 2017-06-20 | COA substrate formed by directly splicing light masks and display panel |
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| CN107247375A true CN107247375A (en) | 2017-10-13 |
| CN107247375B CN107247375B (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710470673.7A Active CN107247375B (en) | 2017-06-20 | 2017-06-20 | COA substrate formed by directly splicing light masks and display panel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687704A (en) * | 2019-10-23 | 2020-01-14 | 深圳市华星光电技术有限公司 | Method for detecting defects influencing splicing exposure of COA substrate |
| CN111415963A (en) * | 2020-04-03 | 2020-07-14 | Tcl华星光电技术有限公司 | Display panel and preparation method thereof |
| CN114256438A (en) * | 2021-12-21 | 2022-03-29 | 湖北长江新型显示产业创新中心有限公司 | Display panel and display device |
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