CN110346987A - Liquid crystal display panel and display device - Google Patents
Liquid crystal display panel and display device Download PDFInfo
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- CN110346987A CN110346987A CN201910548875.8A CN201910548875A CN110346987A CN 110346987 A CN110346987 A CN 110346987A CN 201910548875 A CN201910548875 A CN 201910548875A CN 110346987 A CN110346987 A CN 110346987A
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- pixel electrode
- liquid crystal
- stem portion
- pixel
- display panel
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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
- G02F1/1333—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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
Abstract
The present invention provides a kind of liquid crystal display panel, including array substrate and light shield layer, it is provided with the corresponding pixel electrode of at least three kinds of different pixel units of luminescent color in array substrate, each pixel electrode includes stem portion and multiple branch portions for connecting with the stem portion；Light shield layer corresponds to the stem portion setting of at least one pixel electrode.The stem portion of pixel electrode is blocked by light shield layer, brightness of the pixel unit in side view changes amplitude reduction under low ash rank, therefore improves the color offset phenomenon of pixel unit.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of liquid crystal display panel and display devices.
Background technique
Wide viewing-angle film liquid crystal display panel is widely applied due to having many advantages, such as high contrast, wide viewing angle in display field,
However wide viewing-angle film liquid crystal display panel will appear color offset phenomenon under low ash rank, influence display effect.
Therefore, the existing liquid crystal display panel technical problem serious there are colour cast under low ash rank, needs to improve.
Summary of the invention
The present invention provides a kind of liquid crystal display panel, serious to alleviate colour cast under existing liquid crystal display panel low ash rank
Technical problem.
To solve the above problems, technical solution provided by the invention is as follows:
The present invention provides a kind of liquid crystal display panel, comprising:
Array substrate is provided with the corresponding pixel of at least three kinds of different pixel units of luminescent color in the array substrate
Electrode, each pixel electrode include stem portion and multiple branch portions for connecting with the stem portion；
Light shield layer, the stem portion setting of corresponding at least one pixel electrode.
In liquid crystal display panel of the invention, the material of the light shield layer is metal material.
In liquid crystal display panel of the invention, the area of the light shield layer is greater than or equal to the trunk of the pixel electrode
The area in portion.
In liquid crystal display panel of the invention, the light shield layer is formed in the array substrate.
In liquid crystal display panel of the invention, the liquid crystal display panel further includes color membrane substrates, the color membrane substrates
Box is arranged with the array substrate, the color membrane substrates include the second substrate, are formed in second substrate close to the battle array
The black matrix layer of column substrate side, is formed in the black matrix layer close to institute at the color blocking layer being arranged with the black matrix layer same layer
The public electrode of array substrate side is stated, the light shield layer is formed on the color membrane substrates.
In liquid crystal display panel of the invention, the black matrix layer forms the light shield layer.
In liquid crystal display panel of the invention, the light shield layer be formed in the color blocking layer and the public electrode it
Between.
In liquid crystal display panel of the invention, the pixel electrode includes the corresponding first pixel electricity of red pixel cell
Pole, corresponding second pixel electrode of green pixel cell and the corresponding third pixel electrode of blue pixel cells, described first
The first direction of pixel electrode and the liquid crystal display panel forms the first angle, second pixel electrode and the liquid crystal
Show that the first direction of panel forms the second angle, the first direction of the third pixel electrode and the liquid crystal display panel is formed
Third angle, first angle are greater than second angle, and second angle is greater than the third angle.
In liquid crystal display panel of the invention, first angle is 45 degree, and second angle is 40 degree, described
Three angles are 35 degree.
In liquid crystal display panel of the invention, the pixel electrode includes the corresponding first pixel electricity of red pixel cell
Pole, corresponding second pixel electrode of green pixel cell and the corresponding third pixel electrode of blue pixel cells, the shading
Second stem portion of layer correspondence second pixel electrode and the third stem portion of the third pixel electrode are arranged, described in correspondence
First stem portion of the first pixel is not provided with.
The invention has the benefit that the present invention provides a kind of liquid crystal display panel, including array substrate and light shield layer, institute
It states and is provided with the corresponding pixel electrode of at least three kinds of different pixel units of luminescent color, each pixel electrode packet in array substrate
The multiple branch portions for including stem portion and being connect with the stem portion；The light shield layer corresponds to the stem portion of at least one pixel electrode
Setting.The stem portion of pixel electrode is blocked by light shield layer, brightness of the pixel unit in side view changes amplitude under low ash rank
It reduces, therefore improves the color offset phenomenon of pixel unit.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the first structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of pixel electrode in liquid crystal display panel provided in an embodiment of the present invention；
Fig. 3 is that schematic diagram is arranged in light shield layer in liquid crystal display panel provided in an embodiment of the present invention；
Fig. 4 is second of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention；
Fig. 5 is the third structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention；
Fig. 6 is the 4th kind of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention；
Fig. 7 is the 5th kind of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention；
Fig. 8 is the 6th kind of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.
Specific embodiment
The explanation of following embodiment is referred to the additional illustration, the particular implementation that can be used to implement to illustrate the present invention
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.Unit similar in structure is with being given the same reference numerals in the figure.
The present invention provides a kind of liquid crystal display panel, serious to alleviate colour cast under existing liquid crystal display panel low ash rank
Technical problem.
As shown in Figure 1, being the first structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.Liquid crystal display
Panel includes array substrate 10, color membrane substrates 20, liquid crystal layer 30 and light shield layer 40.
Array substrate 10 includes the first substrate 11, is formed in the drive circuit layer 12 of 11 side of the first substrate, is formed in drive
Dynamic pixel electrode 13 of the circuit layer 12 far from 11 side of the first substrate.
First substrate 11 is primarily used to load-carrying unit or film layer, material can for glass, quartz, organic polymer,
Or other materials applicatory, the present invention to the material of the first substrate 11 with no restriction.
Drive circuit layer 12 is used to provide driving signal, including a plurality of signal wire (not shown go out), example to pixel electrode 13
Such as grid line and data line, and be mutually perpendicular to staggeredly in matrix arrangement, array substrate 10 is divided into more by a plurality of signal wire
A pixel region is provided with a pixel electrode 13 in each pixel region.
Array substrate 10 includes the different pixel unit of at least three kinds of luminescent colors, such as red pixel cell, green picture
Plain unit, blue pixel cells etc., the corresponding pixel unit of each pixel electrode 13.In the present embodiment, pixel electrode 13
Including corresponding first pixel electrode 131 of red pixel cell, corresponding second pixel electrode 132 of green pixel cell and
The corresponding third pixel electrode 133 of blue pixel cells.
Box is arranged in color membrane substrates 20 and array substrate 10, including the second substrate 21, is formed in the second substrate 21 close to battle array
The black matrix layer 22 of 10 side of column substrate, with the color blocking layer 23 of 22 same layer of black matrix layer setting, to be formed in black matrix layer 22 close
The public electrode 24 of 10 side of array substrate.
Second substrate 21 is primarily used to load-carrying unit or film layer, material can for glass, quartz, organic polymer,
Or other materials applicatory, the present invention to the material of the second substrate 21 with no restriction.
Black matrix layer 22 is arranged in the second substrate 21 close to 10 side array spacings of array substrate, forms multiple open regions
(not shown go out), is formed with color blocking layer 23 in open region, and color blocking layer 23 includes the first color blocking of corresponding red pixel cell
231, the second color blocking 232 of corresponding green pixel cell and the third color blocking 233 of corresponding blue pixel cells.
The generally transparent conductive oxide of public electrode 24, such as tin indium oxide etc..
It is filled with liquid crystal layer 30 between array substrate 10 and color membrane substrates 20, and is sealed using frame glue 31.
In side of the array substrate 10 far from color membrane substrates 20, it is additionally provided with backlight module (not shown go out), pixel electrode
When applying voltage between 13 and public electrode 14, electric field can be generated therebetween, so that liquid crystal molecule reverses, backlight module hair
Light out penetrates array substrate 10, reaches color membrane substrates 20 by liquid crystal layer 30, liquid crystal display panel shows picture.
Light shield layer 40 is arranged in array substrate 10, and between the first substrate 11 and pixel electrode 13, in this implementation
In example, for light shield layer 40 between the first substrate 11 and drive circuit layer 12, the material of light shield layer 40 is metal material.
In the present embodiment, each pixel electrode 13 includes stem portion and the multiple branch portions connecting with stem portion, shading
The stem portion setting of the corresponding at least one pixel electrode 13 of layer 40.
As shown in Fig. 2, for the structural schematic diagram of pixel electrode in liquid crystal display panel provided in an embodiment of the present invention.Array
Substrate 10 includes multiple pixel regions 100, and a pixel electrode 13 is provided in each pixel region 100, and each pixel electrode 13 wraps
The multiple branch portions for including stem portion and connecting with stem portion, wherein stem portion includes horizontal stem portion and perpendicular stem portion.
Wherein, the first pixel electrode 131 includes the first perpendicular stem portion 1311, the first horizontal stem portion 1312 and erects with first
Multiple first branch portions 1313 that stem portion 1311, the first horizontal stem portion 1312 connect, wherein the first perpendicular stem portion 1311 and the
One horizontal stem portion 1312 is orthogonal, and the pixel region 100 where it is divided for four subregions, in each subregion, first point
Branch 1313 is obliquely to be extended by the first perpendicular stem portion 1311 and the first horizontal stem portion 1312, and be arranged parallel to each other.
Second pixel electrode 132 include the second perpendicular stem portion 1321, the second horizontal stem portion 1322 and with the second perpendicular trunk
Multiple second branch portions 1323 that portion 1321, the second horizontal stem portion 1322 connect, wherein the second perpendicular stem portion 1321 and second is horizontal
Stem portion 1322 is orthogonal, and the pixel region 100 where it is divided for four subregions, in each subregion, the second branch portion
1323 be obliquely to be extended by the second perpendicular stem portion 1321 and the second horizontal stem portion 1322, and be arranged parallel to each other.
Third pixel electrode 133 includes that third erects stem portion 1331, the horizontal stem portion 1332 of third and erects trunk with third
Multiple third branch portions 1333 that portion 1331, the horizontal stem portion 1332 of third connect, wherein third erects stem portion 1331 and third is horizontal
Stem portion 1332 is orthogonal, and the pixel region 100 where it is divided for four subregions, in each subregion, third branch portion
1333 be stem portion 1331 to be erected by third and the horizontal stem portion 1332 of third is obliquely extended, and be arranged parallel to each other.
In array substrate 10, multiple pixel electrodes 13 are in array distribution, and the slit angle of each pixel electrode 13 is different,
In the present invention, slit angle is the angle of the extending direction of pixel electrode 13 and the first direction of liquid crystal display panel, in Fig. 2,
The extending direction of pixel electrode 13 is the direction of perpendicular stem portion, and the first direction of liquid crystal display panel is pixel region long axis extension side
It is the first angle theta of the first perpendicular stem portion 1311 and first direction 401 to the slit angle of 401, first pixel electrodes 1311, second
The slit angle of pixel electrode 132 is the second angle theta of the second perpendicular stem portion 1312 and first direction 4012, third pixel electrode
133 slit angle is the third angle theta that third erects stem portion 1313 with first direction 4013。
As shown in figure 3, schematic diagram is arranged for light shield layer in liquid crystal display panel provided in an embodiment of the present invention.Light shield layer 40
First stem portion of corresponding first pixel 131 is not provided with, the second stem portion and third pixel electricity of corresponding second pixel electrode 132
The third stem portion of pole 133 is arranged.
In the present embodiment, the second stem portion setting of corresponding second pixel electrode 132, can be and only correspond to the second pixel
The perpendicular stem portion 1321 of the second of electrode 132 is arranged, or only the second horizontal stem portion 1322 of corresponding second pixel electrode 132 is set
It sets, is also possible to corresponding second perpendicular stem portion 1321 and the second horizontal stem portion 1322 is respectively provided with light shield layer 40.
Equally, the third stem portion setting of corresponding third pixel electrode 133, can be and only correspond to third pixel electrode 133
Third erect stem portion 1331 and be arranged, or only correspond to third horizontal stem portion 1332 setting of third pixel electrode 133, can also be with
It is that corresponding third erects stem portion 1331 and the horizontal stem portion 1332 of third is respectively provided with light shield layer 40.
In the prior art, since the liquid crystal at pixel electrode stem portion does not fall down completely under low ash rank, in side view
When just can be appreciated that light exposes from stem portion, cause color offset phenomenon, when especially pixel electrode size is smaller, intermediate stem portion
Accounting it is larger, colour cast is more serious, influences display effect.
The present invention on the light direction of liquid crystal display panel by being arranged light shield layer 40, by the stem portion of pixel electrode 13
It shelters from, brightness change amplitude of the pixel unit in side view can be effectively reduced, effectively change color offset phenomenon.
Certainly, the setting position of light shield layer 40 is without being limited thereto.
In one embodiment, it corresponds to the first stem portion of the first pixel electrode 131, correspond to the second pixel electrode 132
Second stem portion and the third stem portion of corresponding third pixel electrode 133 are provided with light shield layer 40.
In one embodiment, the first stem portion for only corresponding to the first pixel electrode 131 is provided with light shield layer 40.
In one embodiment, the second stem portion for only corresponding to the second pixel electrode 132 is provided with light shield layer 40.
In one embodiment, the third stem portion for only corresponding to third pixel electrode 133 is provided with light shield layer 40.
In one embodiment, the first stem portion of corresponding first pixel electrode 131 and corresponding second pixel electrode 132
Second stem portion is provided with light shield layer 40, the not set light shield layer 40 of third stem portion of corresponding third pixel electrode 133.
In one embodiment, the first stem portion of corresponding first pixel electrode 131 and corresponding third pixel electrode 133
Third stem portion is provided with light shield layer 40, the not set light shield layer 40 of the second stem portion of corresponding second pixel electrode 132.
By above-mentioned set-up mode, color offset phenomenon can also be improved to a certain extent.
According to stem portion to the difference of R, G, B three primary colors influence degree, the setting side of any of the above-described embodiment can choose
Formula is arranged light shield layer 40.The present invention tests the various set-up modes of above-mentioned light shield layer 40, finds the second pixel
Stem portion on electrode 132 and third pixel electrode 133 is blocked using light shield layer 40, the master on the first pixel electrode 131
Cadre is not provided with light shield layer 40, best come the color bias improvement effect reached with this.
As shown in table 1, front and back, red pixel cell (R), green pixel cell (G) and blue are blocked for light shield layer 40
The brightness change proportionate relationship of pixel unit (B), in the experiment, the slit angle of all pixels electrode 13 is 45 degree, and comparison is not
The stem portion being arranged on light shield layer 40 and the second pixel electrode 132 and third pixel electrode 133 is hidden using light shield layer 40
Stem portion on gear, the first pixel electrode 131 is not provided with 40 both of these case of light shield layer.
As shown in Table 1, the stem portion on the second pixel electrode 132 and third pixel electrode 133 is carried out using light shield layer 40
It blocks, when the stem portion on the first pixel electrode 131 is not provided with light shield layer 40, red pixel cell (R), green pixel when side view
The brightness ratio of unit (G) and blue pixel cells (B) has different degrees of variation, and wherein the brightness change of color B is most
Obviously；After the stem portion of green pixel cell (G) and blue pixel cells (B) is blocked using light shield layer 40, red pixel
The brightness change amplitude of unit (R), green pixel cell (G) and blue pixel cells (B) declines, the wherein brightness of color B
Amplitude of variation declines most obvious.
The case where being not provided with light shield layer 40 relative to entire pixel electrode 13, by green pixel cell (G) and blue picture
After the stem portion of plain unit (B) is blocked using light shield layer 40, when side view the brightness change amplitude of each pixel unit subtracted
Small, i.e. the setting of light shield layer 40 improves the color offset phenomenon of liquid crystal display panel.
In addition, color can also be improved to a certain extent by the angle at the slit angle that pixel electrode 13 is rationally arranged
Inclined phenomenon.
As shown in Fig. 2, the slit angle due to pixel electrode 13 is bigger, the light transmittance of liquid crystal display panel is better, but colour cast
Situation is also more serious, on the contrary, the slit angle of pixel electrode 13 is smaller, colour cast situation is also fewer, but the light transmission of liquid crystal display panel
Rate can be deteriorated.Therefore, it is necessary to set a reasonable angle for the slit angle of pixel electrode 13, light transmittance not only can guarantee, but also
Colour cast can be reduced.Meanwhile light shield layer 40 is set in the region of 13 stem portion of respective pixel electrode, the two one works, further
Reduce color offset phenomenon.
To guarantee certain light transmittance, it is generally the case that the first angle theta1More than or equal to the second angle theta2, the second angle
θ2More than or equal to third angle theta3。
In one embodiment, the first angle theta1Less than or equal to 45 degree, third angle theta3More than or equal to 35 degree.
In the present embodiment, by the first angle theta145 degree are set as, the second angle theta240 degree are set as, third angle theta3Setting
It is 35 degree, it is best come the color bias improvement effect reached with this.
It should be noted that the invention is not limited thereto, slit angle may be set to be other angles, as long as reducing colour cast
While can guarantee certain light transmittance.
In embodiments of the present invention, light shield layer 40 is formed between the first substrate 11 and drive circuit layer 12, light shield layer 40
Area be greater than or equal to pixel electrode 13 stem portion area, backlight module issue light pass through the first substrate 11, directly
It connects and is blocked by light shield layer 40, light cannot penetrate the stem portion of pixel electrode 13, improve color offset phenomenon.
As shown in figure 4, being second of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.Liquid crystal display
Panel includes array substrate 10, color membrane substrates 20, liquid crystal layer 30 and light shield layer 40.
In the present embodiment, light shield layer 40 is arranged between pixel electrode 13 and driving circuit 12.The area of light shield layer 40 is big
In or equal to pixel electrode 13 stem portion area, backlight module issue light backlight module issue light pass through first
Substrate 11 and drive circuit layer 12, are directly blocked by light shield layer 40, and light cannot penetrate the stem portion of pixel electrode 13, are improved
Color offset phenomenon.
The material of light shield layer 40 is metal material, or other light-proof materials.
In the present embodiment, the first stem portion of corresponding first pixel 131 of light shield layer 40 is not provided with, corresponding second pixel electricity
Second stem portion of pole 132 and the third stem portion setting of third pixel electrode 133.The slit angle of pixel electrode 13 is set as
One angle theta145 degree, the second angle theta240 degree, third angle theta335 degree.By the way that the angle of light shield layer 40 and slit angle is arranged, protecting
While demonstrate,proving liquid crystal display panel light transmittance, color offset phenomenon is improved, display effect is enhanced.
As shown in figure 5, being the third structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.Liquid crystal display
Panel includes array substrate 10, color membrane substrates 20, liquid crystal layer 30 and light shield layer 40.
In the present embodiment, side of the pixel electrode 13 far from drive circuit layer 12 is arranged in light shield layer 40.Light shield layer 40
Area is greater than or equal to the area of the stem portion of pixel electrode 13, and the light that the light backlight module that backlight module issues issues is worn
It after crossing the stem portion of the first substrate 11, drive circuit layer 12 and pixel electrode 13, is blocked by light shield layer 40, light cannot be saturating
It crosses, improves color offset phenomenon.
The material of light shield layer 40 is metal material, or other light-proof materials.
In one embodiment, light shield layer 40 and pixel electrode 13 are separately formed, that is, are initially formed pixel electrode 13, re-form
Light shield layer 40.
In the present embodiment, the first stem portion of corresponding first pixel 131 of light shield layer 40 is not provided with, corresponding second pixel electricity
Second stem portion of pole 132 and the third stem portion setting of third pixel electrode 133.The slit angle of pixel electrode 13 is set as
One angle theta145 degree, the second angle theta240 degree, third angle theta335 degree.By the way that the angle of light shield layer 40 and slit angle is arranged, protecting
While demonstrate,proving liquid crystal display panel light transmittance, color offset phenomenon is improved, display effect is enhanced.
As shown in fig. 6, being the 4th kind of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.Liquid crystal display
Panel includes array substrate 10, color membrane substrates 20, liquid crystal layer 30 and light shield layer 40, wherein light shield layer 40 is arranged in color membrane substrates
On.
In the present embodiment, light shield layer 40 is formed by black matrix layer 22.Since black matrix layer 22 and 23 same layer of color blocking layer are set
It sets, black matrix layer 22 can be initially formed, and be integrally formed light shield layer 40 in the open region of black matrix 22, then re-form color blocking
Layer 23, the stem portion of 40 respective pixel electrode 13 of light shield layer.
The area of light shield layer 40 is greater than or equal to the area of the stem portion of pixel electrode 13, the light back that backlight module issues
The light that optical mode group issues passes through the stem portion of the first substrate 11, drive circuit layer 12 and pixel electrode 13, by liquid crystal layer
30 reach color membrane substrates, are then blocked by light shield layer 40, light cannot penetrate, and improve color offset phenomenon.
In the present embodiment, the first stem portion of corresponding first pixel 131 of light shield layer 40 is not provided with, corresponding second pixel electricity
Second stem portion of pole 132 and the third stem portion setting of third pixel electrode 133.The slit angle of pixel electrode 13 is set as
One angle theta145 degree, the second angle theta240 degree, third angle theta335 degree.By the way that the angle of light shield layer 40 and slit angle is arranged, protecting
While demonstrate,proving liquid crystal display panel light transmittance, color offset phenomenon is improved, display effect is enhanced.
As shown in fig. 7, being the 5th kind of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.Liquid crystal display
Panel includes array substrate 10, color membrane substrates 20, liquid crystal layer 30 and light shield layer 40, wherein light shield layer 40 is arranged in color membrane substrates
On.
In the present embodiment, light shield layer 40 is formed between color blocking layer 23 and public electrode 24, is initially formed black matrix layer 22,
Color blocking layer 23 is re-formed, finally forms light shield layer 40 in color blocking layer 23, the material of light shield layer 40 can be with black matrix layer 22
Material is identical, can also be different, such as can be metal material etc..
The area of light shield layer 40 is greater than or equal to the area of the stem portion of pixel electrode 13, the light back that backlight module issues
The light that optical mode group issues passes through the stem portion of the first substrate 11, drive circuit layer 12 and pixel electrode 13, by liquid crystal layer
30 reach color membrane substrates, are then blocked by light shield layer 40, light cannot penetrate, and improve color offset phenomenon.
In the present embodiment, the first stem portion of corresponding first pixel 131 of light shield layer 40 is not provided with, corresponding second pixel electricity
Second stem portion of pole 132 and the third stem portion setting of third pixel electrode 133.The slit angle of pixel electrode 13 is set as
One angle theta145 degree, the second angle theta240 degree, third angle theta335 degree.By the way that the angle of light shield layer 40 and slit angle is arranged, protecting
While demonstrate,proving liquid crystal display panel light transmittance, color offset phenomenon is improved, display effect is enhanced.
As shown in figure 8, being the 6th kind of structural schematic diagram of liquid crystal display panel provided in an embodiment of the present invention.Liquid crystal display
Panel includes array substrate 10, color membrane substrates 20, liquid crystal layer 30 and light shield layer 40, wherein light shield layer 40 is arranged in color membrane substrates
On.
In the present embodiment, light shield layer 40 is formed in side of the public electrode 24 far from color blocking layer 23.The material of light shield layer 40
Material is metal material, or other light-proof materials.
The area of light shield layer 40 is greater than or equal to the area of the stem portion of pixel electrode 13, the light back that backlight module issues
The light that optical mode group issues passes through the stem portion of the first substrate 11, drive circuit layer 12 and pixel electrode 13, by liquid crystal layer
30 reach color membrane substrates, are then blocked by light shield layer 40, light cannot penetrate, and improve color offset phenomenon.
In the present embodiment, the first stem portion of corresponding first pixel 131 of light shield layer 40 is not provided with, corresponding second pixel electricity
Second stem portion of pole 132 and the third stem portion setting of third pixel electrode 133.The slit angle of pixel electrode 13 is set as
One angle theta145 degree, the second angle theta240 degree, third angle theta335 degree.By the way that the angle of light shield layer 40 and slit angle is arranged, protecting
While demonstrate,proving liquid crystal display panel light transmittance, color offset phenomenon is improved, display effect is enhanced.
The present invention also provides a kind of display device, including liquid crystal display panel, liquid crystal display panel includes including array base
Plate and light shield layer are provided with the corresponding pixel electrode of at least three kinds of different pixel units of luminescent color in array substrate, each
Pixel electrode includes stem portion and multiple branch portions for connecting with the stem portion；Light shield layer corresponds at least one pixel electrode
Stem portion setting.
In one embodiment, the material of light shield layer is metal material.
In one embodiment, the area of light shield layer is greater than or equal to the area of the stem portion of pixel electrode.
In one embodiment, light shield layer is formed in array substrate.
In one embodiment, array substrate includes the first substrate, drive circuit layer and the pixel electrode being stacked, and is hidden
Photosphere is formed between the first substrate and pixel electrode.
In one embodiment, light shield layer is formed between the first substrate and drive circuit layer.
In one embodiment, light shield layer is formed between drive circuit layer and pixel electrode.
In one embodiment, array substrate includes the first substrate, drive circuit layer and the pixel electrode being stacked, and is hidden
Photosphere is formed in side of the pixel electrode far from drive circuit layer.
In one embodiment, liquid crystal display panel further includes that box is arranged in color membrane substrates, color membrane substrates and array substrate,
Color membrane substrates include the second substrate, be formed in the second substrate close to array substrate side black matrix layer, with black matrix layer same layer
The color blocking layer of setting is formed in black matrix layer close to the public electrode of array substrate side, and light shield layer is formed on color membrane substrates.
In one embodiment, black matrix layer forms light shield layer.
In one embodiment, light shield layer is formed between color blocking layer and public electrode.
In one embodiment, light shield layer is formed in side of the public electrode far from color blocking layer.
In one embodiment, pixel electrode includes corresponding first pixel electrode of red pixel cell, green pixel list
Corresponding second pixel electrode of member and the corresponding third pixel electrode of blue pixel cells, the first pixel electrode and liquid crystal
Show that the first direction of panel forms the first angle, the second folder of first direction formation of the second pixel electrode and liquid crystal display panel
The first direction at angle, third pixel electrode and liquid crystal display panel forms third angle, and the first angle is greater than the second angle, and second
Angle is greater than third angle.
In one embodiment, the first angle is less than or equal to 45 degree, and third angle is greater than or equal to 35 degree.
In one embodiment, the first angle is 45 degree, and the second angle is 40 degree, and third angle is 35 degree.
In one embodiment, pixel electrode includes corresponding first pixel electrode of red pixel cell, green pixel list
Corresponding second pixel electrode of member and the corresponding third pixel electrode of blue pixel cells, the corresponding second pixel electricity of light shield layer
Second stem portion of pole and the third stem portion setting of third pixel electrode, the first stem portion of corresponding first pixel are not provided with.
In one embodiment, pixel electrode includes corresponding first pixel electrode of red pixel cell, green pixel list
Corresponding second pixel electrode of member and the corresponding third pixel electrode of blue pixel cells, the corresponding first pixel electricity of barrier bed
The stem portion setting of first stem portion of pole, the second stem portion of corresponding second pixel electrode and corresponding third pixel electrode.
According to above-described embodiment:
The present invention provides a kind of liquid crystal display panel, including array substrate and light shield layer, is provided at least in array substrate
The corresponding pixel electrode of three kinds of different pixel units of luminescent color, each pixel electrode include stem portion and with the stem portion
Multiple branch portions of connection；Light shield layer corresponds to the stem portion setting of at least one pixel electrode.By light shield layer by pixel electrode
Stem portion block, brightness of the pixel unit in side view changes amplitude reduction under low ash rank, therefore improves pixel unit
Color offset phenomenon.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of liquid crystal display panel characterized by comprising
Array substrate is provided with the corresponding pixel electricity of at least three kinds of different pixel units of luminescent color in the array substrate
Pole, each pixel electrode include stem portion and multiple branch portions for connecting with the stem portion；
Light shield layer, the stem portion setting of corresponding at least one pixel electrode.
2. liquid crystal display panel as described in claim 1, which is characterized in that the material of the light shield layer is metal material.
3. liquid crystal display panel as described in claim 1, which is characterized in that the area of the light shield layer is greater than or equal to described
The area of the stem portion of pixel electrode.
4. liquid crystal display panel as described in claim 1, which is characterized in that the light shield layer is formed in the array substrate
On.
5. liquid crystal display panel as described in claim 1, which is characterized in that the liquid crystal display panel further includes color film base
Box is arranged in plate, the color membrane substrates and the array substrate, and the color membrane substrates include the second substrate, are formed in described second
Substrate close to the array substrate side black matrix layer, with the color blocking layer of black matrix layer same layer setting, be formed in it is described
Close to the public electrode of the array substrate side, the light shield layer is formed on the color membrane substrates black matrix layer.
6. liquid crystal display panel as claimed in claim 5, which is characterized in that the black matrix layer forms the light shield layer.
7. liquid crystal display panel as claimed in claim 5, which is characterized in that the light shield layer is formed in the color blocking layer and institute
It states between public electrode.
8. liquid crystal display panel as described in claim 1, which is characterized in that the pixel electrode includes red pixel cell pair
Corresponding second pixel electrode of the first pixel electrode, the green pixel cell answered and the corresponding third picture of blue pixel cells
The first direction of plain electrode, first pixel electrode and the liquid crystal display panel forms the first angle, second pixel
The first direction of electrode and the liquid crystal display panel forms the second angle, the third pixel electrode and the LCD display
The first direction of plate forms third angle, and first angle is greater than second angle, and second angle is greater than described the
Three angles.
9. liquid crystal display panel as claimed in claim 8, which is characterized in that first angle is 45 degree, second folder
Angle is 40 degree, and the third angle is 35 degree.
10. liquid crystal display panel as described in claim 1, which is characterized in that the pixel electrode includes red pixel cell
Corresponding second pixel electrode of corresponding first pixel electrode, green pixel cell and the corresponding third of blue pixel cells
Pixel electrode, the light shield layer correspond to the second stem portion of second pixel electrode and the third master of the third pixel electrode
First stem portion of cadre's setting, corresponding first pixel is not provided with.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910548875.8A CN110346987A (en) | 2019-06-24 | 2019-06-24 | Liquid crystal display panel and display device |
| PCT/CN2019/095434 WO2020258380A1 (en) | 2019-06-24 | 2019-07-10 | Liquid crystal display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910548875.8A CN110346987A (en) | 2019-06-24 | 2019-06-24 | Liquid crystal display panel and display device |
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| CN110346987A true CN110346987A (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910548875.8A Pending CN110346987A (en) | 2019-06-24 | 2019-06-24 | Liquid crystal display panel and display device |
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| CN (1) | CN110346987A (en) |
| WO (1) | WO2020258380A1 (en) |
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| WO2020258380A1 (en) | 2020-12-30 |
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Application publication date: 20191018 |