CN107247358A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN107247358A CN107247358A CN201710510202.4A CN201710510202A CN107247358A CN 107247358 A CN107247358 A CN 107247358A CN 201710510202 A CN201710510202 A CN 201710510202A CN 107247358 A CN107247358 A CN 107247358A
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- display panel
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- wall
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- 238000002161 passivation Methods 0.000 claims description 11
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- 239000010409 thin film Substances 0.000 claims description 7
- 239000004642 Polyimide Substances 0.000 claims description 3
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
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- 230000005611 electricity Effects 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 abstract description 16
- 239000010410 layer Substances 0.000 description 24
- 238000011109 contamination Methods 0.000 description 14
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- 230000000903 blocking effect Effects 0.000 description 4
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- 230000011514 reflex Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
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Classifications
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
-
- 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
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display panel and a display device. The display panel includes: the display device comprises a first substrate, a second substrate arranged opposite to the first substrate and a display medium layer arranged between the first substrate and the second substrate; the second substrate comprises a black matrix, the black matrix comprises a plurality of first strip-shaped units extending along a first direction and a plurality of second strip-shaped units extending along a second direction, the first strip-shaped units and the second strip-shaped units are crossed to limit sub-pixels of the display panel, and the first direction and the second direction are perpendicular to each other and are parallel to a plane where the first substrate is located; the first substrate comprises a plurality of shielding walls arranged on one side of the first substrate close to the second substrate, and the orthographic projection of the shielding walls on the second substrate is located in the area where the black matrix is located. The display panel and the display device disclosed by the invention improve the problems of light leakage of the display panel at a large visual angle and color crosstalk of the display panel.
Description
Technical field
The present invention relates to display technology field, more particularly, to a kind of display panel and display device.
Background technology
In the prior art, in order to prevent pixel light leak, it is ensured that the contrast of viewing area, black square is provided with display panel
Battle array (Black Matrix, BM), black matrix forms dark space in display panel, and the open area that dark space is surrounded forms display panel
Pixel, in order to ensure the aperture opening ratio for not losing display panel, control the data wire and gate line of pixel to be arranged on black matrix area
Cabling.
Fig. 1 is the schematic cross-section of display panel in the prior art, when pixel P1 is lighted, and pixel P2 is dark, in position S1
Look at place, it can be seen that the light G1 of pixel P1 field emissions is transmitted from display panel, display panel has big visual angle light leak
Phenomenon；When pixel P1 is lighted with pixel P2 but color is different simultaneously, at pixel P2 position directly above S2, it can see simultaneously
To the light G1 and the light G2 of pixel P2 field emissions of pixel P1 field emissions, colour contamination phenomenon is produced；Simultaneously in display panel
Pixel region can all have some light to be irradiated to BM areas to be absorbed, and produce light loss.In the prior art, in order to solve above-mentioned big visual angle
Light leak and display panel colour contamination phenomenon, design increase BM width, but after the increase of BM width, aperture opening ratio can be lost, while BM
Width increases, and light, which is irradiated to after BM, to be absorbed, and the light loss of display panel also increases.
Therefore it provides a kind of display panel and display device, it is this to improve the big visual angle light leak of display panel and colour contamination phenomenon
Field urgent problem to be solved.
The content of the invention
In view of this, the invention provides a kind of display panel and display device, the technical problem solved.
A kind of display panel, including：Second substrate and be arranged at the first base that first substrate and first substrate are oppositely arranged
Display dielectric layer between plate and second substrate；
Second substrate includes black matrix, and black matrix includes multiple the first bar elements extended in a first direction and multiple edges
Second bar element of second direction extension, the first bar element intersects the sub- picture for limiting display panel with the second bar element
Element, wherein, first direction is mutually perpendicular to second direction, and parallel with plane where first substrate；
First substrate includes being arranged at multiple shelter walls of the first substrate close to second substrate side, and shelter wall is second
Orthographic projection on substrate is located in the region residing for black matrix.
Compared with prior art, display panel of the invention and display device, realize following beneficial effect：
Multiple shelter walls are set on the first substrate of display panel, and orthographic projection of the shelter wall on second substrate is located at
Black matrix area, the setting of shelter wall does not influence the aperture opening ratio of display panel, sets viewing area sub-pixel area outgoing after shelter wall
Light in respective subpixel area outgoing, will not shine subpixel area adjacent thereto, improve display panel big
The problem of visual angle light leak and display panel colour contamination, display panel shows excellent, while setting after shelter wall, is ensureing black matrix energy
In the case of the cabling for enough blocking the gate line and data wire that are arranged at black matrix area, the width of reduction black matrix that can be suitably
Degree, increasing opening rate.
By referring to the drawings to the detailed description of the exemplary embodiment of the present invention, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for being combined in the description and constituting a part for specification shows embodiments of the invention, and even
It is used for the principle for explaining the present invention together with its explanation.
Fig. 1 is the schematic cross-section of prior art display panel；
Fig. 2 is the schematic top plan view of display panel provided in an embodiment of the present invention；
Fig. 3 is the schematic cross-section of display panel provided in an embodiment of the present invention；
Fig. 4 is the schematic cross-section of shelter wall provided in an embodiment of the present invention；
Fig. 5 is a kind of schematic top plan view of optional embodiment of display panel provided in an embodiment of the present invention；
Fig. 6 is the schematic top plan view of another optional embodiment of display panel provided in an embodiment of the present invention；
Fig. 7 is the schematic top plan view of another optional embodiment of display panel provided in an embodiment of the present invention；
Fig. 8 is the schematic cross-section of display panel at tangent line Q2 positions；
Fig. 9 is the schematic cross-section of display panel at tangent line Q3 positions；
Figure 10 is a kind of schematic cross-section of optional embodiment of display panel provided in an embodiment of the present invention；
Figure 11 is the local overlooking schematic diagram of another optional embodiment of display panel provided in an embodiment of the present invention；
Figure 12 is the schematic cross-section of the display panel along along Figure 11 at tangent line Q4 positions；
Figure 13 is that shelter wall cross section is triangle schematic diagram；
Figure 14 is that shelter wall cross section is trapezoidal schematic diagram；
Figure 15 is that shelter wall cross section is rectangle schematic diagram；
Figure 16 is that shelter wall cross section is arch schematic diagram；
Figure 17 is the schematic cross-section of the first shelter wall；
Figure 18 is the local overlooking schematic diagram of another optional embodiment of display panel provided in an embodiment of the present invention；
Figure 19 is the local overlooking schematic diagram of another optional embodiment of display panel provided in an embodiment of the present invention；
Figure 20 is the local overlooking schematic diagram of another optional embodiment of display panel provided in an embodiment of the present invention；
Figure 21 is the schematic top plan view for the second shelter wall that two neighboring touch-control sensing electrode is shared；
Figure 22 is the schematic top plan view for the first shelter wall that two neighboring touch-control sensing electrode is shared；
Figure 23 is a kind of film layer structure schematic diagram of optional embodiment of display panel provided in an embodiment of the present invention；
Figure 24 is the schematic top plan view of display device provided in an embodiment of the present invention.
Embodiment
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should be noted that：Unless had in addition
Body illustrates that the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments does not limit this
The scope of invention.
The description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And its any limitation applied or used.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
The present invention provides a kind of display panel, referring to figs. 2 and 3 Fig. 2 is display panel provided in an embodiment of the present invention
Schematic top plan view, Fig. 3 is the schematic cross-section of display panel provided in an embodiment of the present invention.
As shown in Fig. 2 display panel includes black matrix (BM), BM includes the first strip that multiple a in the first direction extend
The second strip the unit B M2, the first bar element BM1 and the second bar element of unit B M1 and multiple b in a second direction extensions
BM2 intersects the sub-pixel sp for limiting display panel, wherein, first direction a is mutually perpendicular to second direction b.For example, display panel
During for liquid crystal display panel, in order to ensure the aperture opening ratio of display panel, the gate line and data wire of display panel are all disposed within BM
Area's cabling.
The sectional view of display panel in Fig. 2 at tangent line Q1 positions is as shown in figure 3, display panel includes：First substrate
201st, and the second substrate 202 that is oppositely arranged of first substrate 201 and it is arranged between first substrate 201 and second substrate 202
Display dielectric layer 203, for example, first substrate 201 can be array base palte, second substrate 202 is color membrane substrates, display dielectric layer
203 be layer of liquid crystal molecule.
Second substrate 202 includes black matrix BM, above-mentioned first direction a and second direction b with being put down where first substrate 201
Face is parallel, and first substrate 201 includes being arranged at multiple shelter walls 204 of the first substrate 201 close to the side of second substrate 202, and
Orthographic projection of the shelter wall 204 on second substrate 202 is located in the region residing for black matrix BM.
The light path trend of some light is as shown in figure 3, when sub-pixel sp1 points in display panel provided in an embodiment of the present invention
It is bright, when sub-pixel sp2 is dark, watched at big view position S3, the light of sub-pixel sp1 transmittings will not be viewed, this hair
The problem of setting of bright middle shelter wall 204 improves display panel big visual angle light leak；When sub-pixel sp1 and sub-pixel sp2 simultaneously
Light and when color is different, viewing, can only watch the light of sub-pixel sp2 outgoing sub-pixel sp2 position directly above S4 at
Line, will not watch the setting of shelter wall 204 in the light of sub-pixel sp1 outgoing, the present invention improves display panel colour contamination
Problem.
Display panel provided in an embodiment of the present invention, sets multiple shelter walls on the first substrate, and shelter wall is second
Orthographic projection on substrate is located at black matrix area, and the setting of shelter wall does not influence the aperture opening ratio of display panel, sets and shows after shelter wall
Show that the light of area sub-pixel area, in respective subpixel area outgoing, will not shine subpixel area adjacent thereto, change
The problem of being apt to the big visual angle light leak of display panel and display panel colour contamination, display panel shows excellent, while set after shelter wall,
In the case where ensureing that black matrix can block the cabling of the gate line and data wire that are arranged at black matrix area, can suitably it subtract
The width of small black matrix, increasing opening rate.
Further, in some optional embodiments, Fig. 4 is the schematic cross-section of shelter wall, as shown in figure 4, hiding
The inside N of retaining wall is made up of insulating materials JY, and the surface B of shelter wall sets reflecting material FS.By insulating materials inside shelter wall
It is made, metal routing of the shelter wall with being set on first substrate can be avoided to produce and coupled.Block wall surface B and reflecting material is set
FS, light is irradiated to shelter wall 204 and can re-used after reflected material FS reflex, adds the utilization rate of light.
Wherein, insulating materials JY can be organic carbon, make shelter wall using organic carbon material, easy processing shaping can
Ensure to form certain height in shelter wall, it is to avoid adjacent pixel light leak and colour contamination.Or, insulating materials also can be using sub- gram
Power, polyimides and/or benzocyclobutene.In some optional embodiments, shelter wall is produced on the passivation of first substrate
Layer on, make passivation layer material be acrylic, polyimides and/or benzocyclobutene, using with passivation layer identical material
Material is made inside shelter wall, can be made inside shelter wall with passivation layer by same manufacturing process, be simplified production technology.
Further, in some optional embodiments, reflecting material uses metal material.Metal material can be gold
Belong to aluminium or argent, reflecting material is produced on the surface of shelter wall using the technique of rotary target material sputter.Can be in shelter wall
All surfaces make reflecting material or make reflecting material in the part surface of shelter wall.Reflecting material uses metal material,
Electrode can be multiplexed with reflecting material of the shelter wall close to the surface of second substrate to use.
Further, in some optional embodiments, as shown in figure 3, on third direction c, the height of shelter wall 204
H is more than or equal to the box thickness H of display panel 1/3rd are spent, and less than box thickness H, wherein, vertical first bases of third direction c
The place plane of plate 201, box thickness H is the distance between first surface 2041 and second substrate 202 of shelter wall 204, shelter wall
204 first surface 2041 is a surface of the shelter wall 204 away from second substrate 202.
Set the height h of shelter wall 204 more than or equal to 1/3rd of the box thickness H of display panel, disclosure satisfy that and block
The light of subpixel area, it is ensured that the light that subpixel area is sent will not shine subpixel area adjacent thereto, improves
The big visual angle light leak of display panel and display panel colour contamination problem, while the height h of shelter wall 204 is less than box thickness H, height h is not
Beyond with thickness H, it is ensured that display panel overall structure stability.
Further, in some optional embodiments, multiple shelter walls include it is multiple extend in a first direction the
One shelter wall, and/or multiple the second shelter walls extended in a second direction.In display panel, it can set in a first direction
Put multiple first shelter walls and multiple second shelter walls are set simultaneously, in a second direction, or, only in first party in display panel
Multiple first shelter walls are set up, or, multiple second shelter walls are only set in a second direction in display panel.
Specifically, setting the first shelter wall 204A and multiple second party of multiple extensions of a in the first direction in display panel
The top view of the display panel provided to b the second shelter wall 204B extended situation, the embodiment as shown in Figure 5 and Figure 6, shows
Show and the first shelter wall and the second shelter wall are provided with panel, and orthographic projection of the shelter wall on second substrate is located at black matrix BM
Area, the setting of shelter wall does not influence the aperture opening ratio of display panel, sets the light of viewing area sub-pixel area after shelter wall each
From subpixel area outgoing, subpixel area adjacent thereto will not be shone, improve the big visual angle light leak of display panel and
The problem of display panel colour contamination, display panel shows excellent, set shelter wall after, ensure black matrix can block be arranged at it is black
In the case of the gate line in matrix area and the cabling of data wire, the width of reduction black matrix that can be suitably, increasing opening rate, together
When, in the embodiment, reflecting material can be set by blocking wall surface, and light is irradiated to shelter wall and is capable of the anti-of reflected material
Re-used after the effect of penetrating, increase the utilization rate of light.
It should be noted that on a in a first direction shown in Fig. 5, multiple phases are set under each first bar element
On the first shorter shelter wall of the length that mutually disconnects, a in a first direction shown in Fig. 6, set under each first bar element
One with the first bar element upper shelter walls of length identical first of a, but the length of the invention to the first shelter wall in a first direction
Degree is not limited to above-mentioned situation, and the first longer shelter wall of multiple length can be also set under the first bar element；Equally, scheme
Shown in 5 on second direction b, set under each second bar element multiple length mutually disconnected it is shorter second hide
Retaining wall, shown in Fig. 6 on second direction b, setting one and the second bar element are in second party under each second bar element
The shelter wall of length identical second on to b, but the present invention is not limited to above-mentioned situation to the length of the second shelter wall, also can be
The second shelter wall that multiple length are longer is set under second bar element.
Further, in some optional embodiments, multiple shelter walls include the first shelter wall
During 204A, as shown in Figure 5 and Figure 6, on second direction b, the first shelter wall 204A on second substrate 202 just
Projection width d1 is less than the width D 1 of the first bar element；When multiple shelter walls include the second shelter wall 204B, as shown in figure 4,
In a first direction on a, orthographic projection width d2s of the second shelter wall 204B on second substrate 202 is less than the width of the second bar element
Spend D2.Do not influenceed while the problem of setting of multiple shelter walls improves the big visual angle light leak of display panel and display panel colour contamination
The aperture opening ratio of display panel, meanwhile, in the embodiment, reflecting material can be set by blocking wall surface, and light, which is irradiated to, to be blocked
Wall can be re-used after the reflex of reflected material, increase the utilization rate of light.
Further, it is display panel top view with reference to Fig. 7,8,9, Fig. 7, Fig. 8 is in some optional embodiments
The schematic cross-section of display panel at tangent line Q2 positions, Fig. 9 is the schematic cross-section of display panel at tangent line Q3 positions.
As shown in fig. 7, first substrate 201 (schematic cross-section shown in Figure 8) includes the of a extensions in the first direction
One metal wire M1 and in a second direction the second metal wire M2 of b extensions；First metal wire M1 is in second substrate 202 (referring to Fig. 8 institutes
The schematic cross-section shown) on orthographic projection be located at the first bar element BM1 residing for region in, the second metal wire M2 is in the second base
Orthographic projection on plate 202 is located in the region residing for the second strip unit B M2, and display panel setting is multiple not shown in Fig. 7
Shelter wall.The first metal wire M1 and the second metal wire M2 in first substrate 201 are set in black matrix area cabling, it is ensured that gold
The setting of category line does not influence the aperture opening ratio of display panel.
When multiple shelter walls 204 that display panel is set include the first shelter wall 204A, section signal as shown in Figure 8
Figure, on second direction b, the width of orthographic projections of the first shelter wall 204A on second substrate 202 is more than the first metal wire M1
The width of orthographic projection on second substrate 202；
When multiple shelter walls 204 that display panel is set include the second shelter wall 204B, section signal as shown in Figure 9
Figure, in a first direction on a, the width of orthographic projections of the second shelter wall 204B on second substrate 202 is more than the second metal wire M2
The width of orthographic projection on second substrate 202.
It is made up inside shelter wall 204 of insulating materials, the surface of shelter wall 204 sets reflecting material, the first shelter wall is set
The width of orthographic projections of the 204A on second substrate 202 is more than the width of orthographic projections of the first metal wire M1 on second substrate 202
Degree；The width of orthographic projections of the second shelter wall 204B on second substrate 202 is more than the second metal wire M2 on second substrate 202
Orthographic projection width, it is to avoid block wall surface and set metal wire during metallic reflective material with being set on first substrate to produce
Coupling.
Further, in some optional embodiments, Figure 10 cuts for a kind of optional embodiment of display panel
Face schematic diagram, as shown in Figure 10, the film that the first substrate 201 of display panel is included in the sub-pixel sp of display panel are brilliant
Body pipe 2011 and pixel electrode (not shown), the first metal wire M1 be data wire, the second metal wire M2 be gate line, data wire with
The source electrode of thin film transistor (TFT) 2011 is connected, and gate line is connected with the grid of thin film transistor (TFT) 2011, thin film transistor (TFT) 2011
Drain electrode be connected with pixel electrode, first substrate 201 from top to bottom successively include glass substrate 2012, cushion 2013, grid
Pole insulating barrier 2014, interlayer insulating film 2015, planarization layer 2016 and passivation layer 2017, the first shelter wall 204A are arranged at passivation
On layer 2017；Black matrix BM is provided with the second substrate 202 of display panel, on second direction b, the first shelter wall 204A
The width of orthographic projection on second substrate 202 is more than the width of orthographic projections of the first metal wire M1 on second substrate 202.
As shown in Figure 10, in sub-pixel sp, the light sent from the backlight module 207 of display panel passes through first substrate
201, the first shelter wall of some light directive 204A after outgoing, when the first shelter wall 204A surfaces set reflecting material FS, light
It is re-used, then goes out in respective sub-pixel sp regions after can occurring reflex on the first shelter wall 204A surfaces
Penetrate, the problem of improving the big visual angle light leak of display panel and display panel colour contamination, display panel shows excellent.
Figure 11 overlooks partial schematic diagram for the display panel that the present embodiment is provided, as shown in figure 11, in the black of display panel
Matrix B M areas only set the first shelter wall 204A of a in the first direction.
The width of gate line is usually 30 μm or so, and data-line width is usually 3 μm or so, on second direction b due to
The wider width of gate line, so the second strip unit B M2 set in a second direction on b wider width, Figure 12 is along figure
The schematic cross-section of display panel in 11 at tangent line Q4 positions, as shown in figure 12, the second strip unit B M2 are enough to block display
The light of sub-pixel outgoing, S5 is not in light leakage phenomena at the big visual angle on a in a first direction, and display panel faces position S6
Viewing does not have can only to set the first shelter wall to be not provided with the second shelter wall in colour contamination phenomenon, display panel yet, reduction technique into
This.
Further, in some optional embodiments, as shown in Figure 13,14,15 and 16, shelter wall 204 it is transversal
Face can be triangle, trapezoidal, rectangle or arch, wherein, it is appropriate to refer to Fig. 5 and Fig. 6, if shelter wall 204 is the first shelter wall
During 204A, the cross section of shelter wall 204 is obtained by the tangent plane vertical with first direction a, appropriate to refer to Fig. 5 and Fig. 6, if shelter wall
204 be the second shelter wall 204B when, the cross section of shelter wall 204 is obtained by the tangent plane vertical with second direction b.Wherein, block
The cross section of wall 204 is preferably shaped as trapezoidal, to be splashed during making using high-temp liquid drop technique, easy processing shaping.
Further, Figure 17 is the schematic cross-section of shelter wall 204, as shown in figure 17, in some optional embodiments
In, the 3rd surface 2043 and the 4th surface 2044 that shelter wall 204 includes second surface 2042, is oppositely arranged, wherein, the 3rd table
The plane where plane, the 4th surface 2044 where face 2043 has intersecting lens with the plane where first substrate 201, fits
When referring to Fig. 5 and Fig. 6, the corresponding intersecting lenses of the first shelter wall 204A extend on a in a first direction, the second shelter wall 204B correspondences
Intersecting lens extend on second direction b.In the direction side of the 4th surface 2044, the plane and first where the 3rd surface 2043
The angle theta of plane where substrate 201 is more than or equal to 45 degree and less than or equal to 90 degree.When the angle of angle theta is less than 45 degree, meeting
There is some light to be transmitted into the subpixel area adjacent with sub-pixel along the 3rd surface 2043 of shelter wall or the 4th surface 2044,
It is preferred that θ be 90 degree, when θ for 90 degree when, be irradiated to block wall surface light can all be reflected blocking wall surface after quilt
Re-use, light utilization efficiency is high.
Further, in some optional embodiments, display panel also includes touch-control circuit；As shown in figure 17, hide
Retaining wall has the second surface 2042 close to second substrate, and second surface 2042 is provided with metal material；In terms of depression angle, show
Show the pattern of the touch-control sensing electrode layer of the metal material formation display panel of the second surface of each shelter wall on panel, second
The metal material on surface is electrically connected with touch-control circuit.
Specifically, so that display panel sets the first shelter wall and the second shelter wall simultaneously as an example, such as Figure 18 is the present embodiment
The display panel top view of offer, as shown in figure 18, the second surface 204A2 of the first shelter wall and the second table of the second shelter wall
Face 204B2, forms the touch-control sensing electrode pattern of display panel.In the embodiment, the reflecting layer of shelter wall is multiplexed with tactile
Control electrode, it is not necessary to extra design and making touch-control sensing electrode, reduce the technique for making touch control electrode, decrease list
The film layer structure of touch control electrode is solely made, is conducive to being thinned for display panel.
Further, in some optional embodiments, multiple shelter walls include that multiple a in the first direction extend
One shelter wall and the second shelter wall of multiple b in a second direction extensions, as shown in figure 18, the second surface of the first shelter wall
204A2 and the second shelter wall second surface 204B2 metal material form multiple grid cells 205；
Touch-control sensing electrode layer includes multiple touch-control sensing electrodes, and each touch-control sensing electrode includes some grid cells
205, each grid cell 205 in same touch-control sensing electrode is electrically connected, the phase of grid cell 205 in different touch-control sensing electrodes
Mutually insulation.
Further, in some optional embodiments, in a first direction, adjacent two touch-control sensing electrodes it
Between be spaced at least one second shelter wall；In a second direction, it is spaced at least one between two adjacent touch-control sensing electrodes
First shelter wall.
Specifically, in a kind of optional embodiment, so that touch-control sensing electrode includes two grid cells as an example, Figure 19
For display panel local overlooking schematic diagram provided in an embodiment of the present invention, as shown in figure 19, set on a in a first direction, it is adjacent
Two touch-control sensing electrodes 206 between be spaced a second shelter wall 204B；On second direction b, two adjacent touch-controls
A first shelter wall 204A is spaced between induction electrode 206, the first shelter wall 204A for being spaced between touch-control sensing electrode and
Second shelter wall 204B second surface (namely the surface observed from display panel depression angle) is not provided with reflecting material, protects
The insulation between touch-control sensing electrode 206 is demonstrate,proved.
Further, in some optional embodiments, in a first direction, two adjacent touch-control sensing electrodes point
There is not be located at the part on the second surface of same second shelter wall；In a second direction, two adjacent touch-control sensing electricity
Pole has the part on the second surface of same first shelter wall respectively.
Specifically, in a kind of optional embodiment, so that touch-control sensing electrode includes four grid cells as an example, reference
Figure 20, Figure 21 and Figure 22, the display panel local overlooking schematic diagram that Figure 20 provides for the embodiment, Figure 21 touch to be two neighboring
The schematic top plan view of the second shared shelter wall of induction electrode is controlled, Figure 22 is the first screening that two neighboring touch-control sensing electrode is shared
The schematic top plan view of retaining wall.
As shown in figure 20, in a first direction on a, adjacent two touch-control sensing electrodes 206 have respectively is located at same the
Part on two shelter wall 204B second surface, in a first direction on a, adjacent two touch-control sensing electrodes 206 share the
Two shelter wall 204B second surface；On second direction b, adjacent two touch-control sensing electrodes difference 206, which has, to be located at together
Part on one first shelter wall 204A second surface, on second direction b, two adjacent touch-control sensing electrodes 206 are total to
With the first shelter wall 204A second surface.
The schematic top plan view of the second shared shelter wall of two neighboring touch-control sensing electrode, as shown in figure 21, second blocks
The second surface (overlooking the surface that visual angle is observed) of wall is divided into Part I B1, Part II B2 and Part III B3, is
Ensure the insulation between adjacent touch induction electrode, wherein, Part II B2 is not provided with metal material, in Part I B1 and
Part III B3 sets metal material respectively as a part for two adjacent touch-control sensing electrodes.
The schematic top plan view of the first shared shelter wall of two neighboring touch-control sensing electrode, as shown in figure 22, first blocks
The second surface (overlooking the surface that visual angle is observed) of wall is divided into Part I B1, Part II B2 and Part III B3, is
Ensure the insulation between adjacent touch induction electrode, wherein, Part II B2 is not provided with metal material, in Part I B1 and
Part III B3 sets metal material respectively as a part for two adjacent touch-control sensing electrodes.
Further, in some optional embodiments, the film layer structure of display panel provided in an embodiment of the present invention
Schematic diagram, as shown in figure 23, display panel include：First substrate 201, the second substrate 202 being oppositely arranged with first substrate 201
And the display dielectric layer 203 being arranged between first substrate 201 and second substrate 202, first substrate 201 is close to second substrate
202 side is disposed with planarization layer 2011, common electrode layer 2012 and passivation layer 2013；Shelter wall 204 is arranged at blunt
Change layer 2013 close to the side of second substrate 202.Shelter wall is arranged at passivation layer close to the one of second substrate in the embodiment
Side, shelter wall can with passivation layer use identical material, in a manufacturing process complete make, save technique step
Suddenly.
The embodiment of the present invention also provides a kind of display device, including the display panel described in above-described embodiment, and Figure 24 is this
The schematic top plan view for the display device that inventive embodiments are provided.Display device provided in an embodiment of the present invention, in display panel
Multiple shelter walls are set, and orthographic projection of the shelter wall on second substrate is located at black matrix area, shelter wall is set on first substrate
Putting does not influence the aperture opening ratio of display panel, sets the light of viewing area sub-pixel area after shelter wall in respective subpixel area
Outgoing, will not shine subpixel area adjacent thereto, improve the big visual angle light leak of display panel and display panel colour contamination
Problem, display panel shows excellent, while setting after shelter wall, the grid for being arranged at black matrix area can be blocked in guarantee black matrix
In the case of the cabling of polar curve and data wire, the width of reduction black matrix that can be suitably, increasing opening rate.
By above-described embodiment, display panel of the invention and display device have reached following beneficial effect：
The display panel that the present invention is provided, sets multiple shelter walls on the first substrate, and shelter wall is on second substrate
Orthographic projection be located at black matrix area, settings of shelter wall does not influence the aperture opening ratio of display panel, sets viewing area after shelter wall sub
The light of pixel region in respective subpixel area outgoing, will not shine subpixel area adjacent thereto, improve aobvious
The problem of showing the big visual angle light leak of panel and display panel colour contamination, display panel shows excellent, while setting after shelter wall, is ensureing
In the case that black matrix can block the cabling of the gate line and data wire that are arranged at black matrix area, the black square of reduction that can be appropriate
The width of battle array, increasing opening rate.
Although some specific embodiments of the present invention are described in detail by example, the skill of this area
Art personnel are it should be understood that example above is merely to illustrate, the scope being not intended to be limiting of the invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.
Claims (18)
1. a kind of display panel, it is characterised in that
Display panel includes：Second substrate and be arranged at first base that first substrate and the first substrate are oppositely arranged
Display dielectric layer between plate and the second substrate；
The second substrate includes black matrix, and the black matrix includes multiple the first bar elements extended in a first direction and many
Individual the second bar element extended in a second direction, it is described that first bar element intersects restriction with second bar element
The sub-pixel of display panel, wherein, the first direction is mutually perpendicular to the second direction, and with the first substrate institute
It is parallel in plane；
The first substrate includes being arranged at multiple shelter walls of the first substrate close to the second substrate side, and described
Orthographic projection of the shelter wall on the second substrate is located in the region residing for the black matrix.
2. display panel according to claim 1, it is characterised in that
On third direction, the height of the shelter wall is more than or equal to 1/3rd of the box thickness of the display panel, and small
In the box thickness, wherein, plane where the vertical first substrate of the third direction, the box thickness is the shelter wall
The distance between first surface and the second substrate, the first surface of the shelter wall is the shelter wall away from described the
One surface of two substrates.
3. display panel according to claim 1, it is characterised in that
The multiple shelter wall includes multiple the first shelter walls extended along the first direction, and/or multiple along described second
Second shelter wall of direction extension.
4. display panel according to claim 3, it is characterised in that
When the multiple shelter wall includes first shelter wall, in this second direction, first shelter wall is described
Orthographic projection width on second substrate is less than the width of first bar element；
When the multiple shelter wall includes second shelter wall, in said first direction, second shelter wall is described
Orthographic projection width on second substrate is less than the width of second bar element.
5. display panel according to claim 3, it is characterised in that
The first substrate also includes the first metal wire extended along the first direction and extend along the second direction the
Two metal wires；
Orthographic projection of first metal wire on the second substrate is located in the region residing for first bar element, institute
Orthographic projection of second metal wire on the second substrate is stated in the region residing for second bar element；
When the multiple shelter wall includes first shelter wall, in this second direction, first shelter wall is described
The width of orthographic projection on second substrate is more than the width of orthographic projection of first metal wire on the second substrate；
When the multiple shelter wall includes second shelter wall, in said first direction, second shelter wall is described
The width of orthographic projection on second substrate is more than the width of orthographic projection of second metal wire on the second substrate.
6. display panel according to claim 5, it is characterised in that
The first substrate includes the thin film transistor (TFT) and pixel electrode in the sub-pixel of the display panel, described first
Metal wire is data wire, and second metal wire is gate line, and the data wire is connected with the source electrode of the thin film transistor (TFT),
The gate line is connected with the grid of the thin film transistor (TFT), and the drain electrode of the thin film transistor (TFT) is connected with the pixel electrode
Connect；
The multiple shelter wall only includes first shelter wall, not including second shelter wall.
7. display panel according to claim 3, it is characterised in that the cross section of the shelter wall be triangle, it is trapezoidal,
Rectangle or arch, wherein, if the shelter wall is first shelter wall, the cross section of the shelter wall is by with described first
The vertical tangent plane in direction is obtained, if the shelter wall is second shelter wall, the cross section of the shelter wall by with it is described
The vertical tangent plane of second direction is obtained.
8. display panel according to claim 3, it is characterised in that
The shelter wall includes the 3rd surface and the 4th surface being oppositely arranged, wherein, plane, institute where the 3rd surface
Plane where stating the 4th surface has intersecting lens with the plane where the first substrate, and first shelter wall is corresponding
The intersecting lens extends in said first direction, and the corresponding intersecting lens of second shelter wall is in this second direction
Extension；
Close to the 4th surface side, the folder of plane and the plane where the first substrate where the 3rd surface
Angle is more than or equal to 45 degree and less than or equal to 90 degree.
9. display panel according to claim 1, it is characterised in that the inside of the shelter wall is made up of insulating materials,
The surface of the shelter wall sets reflecting material.
10. display panel according to claim 9, it is characterised in that the insulating materials is organic carbon.
11. display panel according to claim 9, it is characterised in that the insulating materials includes acrylic, polyimides
And/or benzocyclobutene.
12. display panel according to claim 9, it is characterised in that the reflecting material uses metal material.
13. display panel according to claim 12, it is characterised in that
The display panel also includes touch-control circuit；
The shelter wall has the second surface close to the second substrate, and the second surface is provided with metal material；
The metal material of the second surface of each shelter wall forms the touch-control sensing electricity of the display panel on the display panel
The pattern of pole layer, the metal material of the second surface is electrically connected with the touch-control circuit.
14. display panel according to claim 13, it is characterised in that
The multiple shelter wall includes multiple the first shelter walls extended along the first direction and multiple along the second direction
The metal material shape of second shelter wall of extension, the second surface of first shelter wall and the second shelter wall second surface
Into multiple grid cells；
The touch-control sensing electrode layer includes multiple touch-control sensing electrodes, and each touch-control sensing electrode includes some nets
In each grid cell electrical connection in lattice unit, the same touch-control sensing electrode, the different touch-control sensing electrodes
The grid cell mutually insulated.
15. display panel according to claim 14, it is characterised in that
In said first direction, at least one is spaced between the adjacent two touch-control sensing electrodes described second to block
Wall；
In this second direction, at least one is spaced between the adjacent two touch-control sensing electrodes described first to block
Wall.
16. display panel according to claim 14, it is characterised in that
In said first direction, the adjacent two touch-control sensing electrodes have respectively is located at same second shelter wall
Second surface on part；
In this second direction, the adjacent two touch-control sensing electrodes have respectively is located at same first shelter wall
Second surface on part.
17. display panel according to claim 1, it is characterised in that
The first substrate is disposed with planarization layer, common electrode layer and passivation in the side close to the second substrate
Layer；
The shelter wall is arranged at the passivation layer close to the second substrate side.
18. a kind of display device, it is characterised in that including the display panel any one of claim 1 to 17.
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| CN201710510202.4A CN107247358A (en) | 2017-06-28 | 2017-06-28 | Display panel and display device |
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| CN201710510202.4A CN107247358A (en) | 2017-06-28 | 2017-06-28 | Display panel and display device |
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