CN206057746U - A kind of display base plate, display panels and display device - Google Patents
A kind of display base plate, display panels and display device Download PDFInfo
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- CN206057746U CN206057746U CN201621073657.1U CN201621073657U CN206057746U CN 206057746 U CN206057746 U CN 206057746U CN 201621073657 U CN201621073657 U CN 201621073657U CN 206057746 U CN206057746 U CN 206057746U
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- color blocking
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Abstract
The utility model discloses a kind of display base plate, display panels and display device, display base plate includes：Underlay substrate, being arranged on underlay substrate the sub-pix color blocking in array distribution and being arranged on underlay substrate is used for the light shield layer for separating each sub-pix color blocking；Wherein, sub-pix color blocking includes blue color blocking and non-blue color blocking；Thickness of the thickness of blue color blocking more than non-blue color blocking.As the thickness that the thickness for arranging blue color blocking is more than non-blue color blocking can be when display panels be made, it is thick that the liquid crystal cell reduced in region corresponding to blue color blocking is reached simultaneously, the liquid crystal cell increased in region corresponding to non-blue color blocking is thick, so as to improve the transmitance of display floater.
Description
Technical field
This utility model is related to liquid crystal indicator field, more particularly to a kind of display base plate, display panels and aobvious
Showing device.
Background technology
In display device at this stage, Thin Film Transistor-LCD (Thin Film Transistor Liquid
Crystal Display, abbreviation TFT-LCD) with small volume, low in energy consumption, manufacturing cost is relatively low and radiationless the features such as,
Leading position is occupied in current flat panel display market.
As shown in figure 1, the structural representation of the display module for existing transmission-type TFT-LCD, including：Backlight module 11,
Array base palte 12 and color membrane substrates 13, the liquid being clipped between array base palte 12 and color membrane substrates 13 positioned at backlight module light emission side
Crystal layer 14 and array base palte 12 is located at respectively goes out towards the first polaroid 15 of backlight module side and positioned at color membrane substrates 13
Second polaroid 16 of light side, array distribution sub-pix color blocking R, G, B wherein on color membrane substrates 13.In order to improve display floater
Transmitance, can generally adopt following several ways：(1) improve each color blocking (R, G, B) transmitance of itself in color membrane substrates；(2)
Improve the transmitance of liquid crystal layer 14；(3) improve the transmitance of the first polaroid 15 and the second polaroid 16.But said method exists
The existing transmitance that display floater can be further improved in practical range near limit.It is therefore proposed that one kind is further improved
The method of display floater transmitance is the problem for needing at this stage to solve.
Utility model content
This utility model embodiment provides a kind display base plate, display floater and display device, further to carry
Rise the transmitance of display floater.
In a first aspect, this utility model embodiment provides a kind of display base plate, including：Underlay substrate, is arranged on the lining
On substrate in array distribution sub-pix color blocking and be arranged on the underlay substrate be used for separate each sub-pix color
The light shield layer of resistance；Wherein,
The sub-pix color blocking includes blue color blocking and non-blue resistance；
Thickness of the thickness of the blue color blocking more than the non-blue color blocking.
In a kind of possible implementation, in the above-mentioned display base plate that this utility model embodiment is provided, except described
The thickness of the described non-blue color blocking beyond blue color blocking is equal.
In a kind of possible implementation, in the above-mentioned display base plate that this utility model embodiment is provided, the indigo plant
Color color blocking is 0.4 μm -0.8 μm with the thickness difference of the non-blue color blocking.
It is in a kind of possible implementation, in the above-mentioned display base plate that this utility model embodiment is provided, described aobvious
Show substrate for color membrane substrates or array base palte.
Second aspect, this utility model embodiment provide a kind of display panels, including any of the above-described display base plate；Its
In,
The thick liquid less than in region corresponding to the non-blue color blocking of liquid crystal cell in region corresponding to the blue color blocking
Brilliant box is thick.
In a kind of possible implementation, in the above-mentioned display floater that this utility model embodiment is provided, except described
Liquid crystal cell in region corresponding to described non-blue color blocking beyond blue color blocking is thick equal.
In a kind of possible implementation, in the above-mentioned display floater that this utility model embodiment is provided, except described
Thick liquid crystal cell in region corresponding to described non-blue color blocking beyond blue color blocking is 3.0 μm -4.5 μm.
In a kind of possible implementation, in the above-mentioned display floater that this utility model embodiment is provided, the indigo plant
Thick liquid crystal cell in region corresponding to color color blocking is 2.5 μm -4.0 μm.
The third aspect, this utility model embodiment provide a kind of display device, including above-mentioned 8 arbitrary display panels.
This utility model has the beneficial effect that：
Display base plate bag in display base plate, display panels and display device that this utility model embodiment is provided
Include：Underlay substrate, being arranged on underlay substrate the sub-pix color blocking in array distribution and being arranged on underlay substrate is used to divide
Every the light shield layer of each sub-pix color blocking；Wherein, sub-pix color blocking includes blue color blocking and non-blue color blocking；The thickness of blue color blocking
More than the thickness of non-blue color blocking.Due to the liquid crystal cell in the region corresponding to blue color blocking in 380nm-780nm wave-length coverages
Thick less, then the transmitance in the region is higher, and the liquid crystal cell in region corresponding to other color color blockings (non-blue color blocking)
Thick bigger transmitance is higher.Therefore, the thickness of blue color blocking more than non-blue color blocking thickness, can make display floater when,
The liquid crystal cell reduced in region corresponding to blue color blocking is reached simultaneously thick, increase the liquid crystal cell in region corresponding to non-blue color blocking
Thickness, so as to improve the transmitance of display floater.
Description of the drawings
Fig. 1 is the structural representation of display module in prior art；
The structural representation of the display base plate that Fig. 2 is provided for this utility model embodiment；
Blue color blocking wavelength and the graph of relation of transmitance that Fig. 3 is provided for this utility model embodiment；
The structural representation of the display floater that Fig. 4 is provided for this utility model embodiment；
Visible light wave range liquid crystal cell thickness and the graph of relation of transmitance that Fig. 5 is provided for this utility model embodiment；
One of transmittance curve comparison diagram for the display floater that Fig. 6 a are provided for this utility model embodiment；
The two of the transmittance curve comparison diagram of the display floater that Fig. 6 b are provided for this utility model embodiment；
One of flow chart of manufacture method of display base plate that Fig. 7 a are provided for this utility model embodiment；
The two of the flow chart of the manufacture method of the display base plate that Fig. 7 b are provided for this utility model embodiment.
Specific embodiment
This utility model embodiment provides a kind of display base plate, display panels and display device, to further
Lift the transmitance of display floater.
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with accompanying drawing to this practicality
It is new to be described in further detail, it is clear that described embodiment is only a part of embodiment of this utility model, rather than
Whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiment for being obtained, belong to the scope of this utility model protection.
Display base plate, display floater and the display of the offer of this utility model specific embodiment are provided below in conjunction with the accompanying drawings
Device.
As shown in Fig. 2 the display base plate that this utility model embodiment is provided, including：Underlay substrate 21, is arranged on substrate base
Sub-pix color blocking 22 in array distribution and it is arranged on underlay substrate 21 and is used to separate the screening of each sub-pix color blocking 22 on plate
Photosphere 23；Sub-pix color blocking 22 includes blue color blocking B and non-blue color blocking (such as R and G in Fig. 2)；The thickness of blue color blocking B
More than the thickness of non-blue color blocking (R and G).
In the specific implementation, the material of blue color blocking has property as shown in Figure 3, and the abscissa in Fig. 3 represents wavelength model
Enclose, vertical coordinate represents transmitance.In the prior art generally using the material of high colour gamut making during blue color blocking, its transmitance
As shown in the curve a in Fig. 3, now the thickness of blue color blocking can be 2.1 μm to curve.The peak value of the longitudinal axis is more big, represents transmitance
It is higher.The width of transverse axis can represent colourity in a sense, and the representability of the more narrow then color of width of crest is better, then colour gamut
It is higher.Curve when adopting the material of low colour gamut with same thickness to make blue color blocking, in its transmittance curve such as Fig. 3
Shown in b, contrasted from curve a and curve b, when the blue color blocking of same thickness is made using the material of low colour gamut, its
Transmitance is higher, but while the width of crest is also than larger, colour gamut is relatively low.Now, thickness is made using this kind low colour gamut material
For 2.8 μm of blue color blocking when, as shown in the c in Fig. 3, its transmitance and colour gamut can reach raw material institute to its transmittance curve
Degree to which.Therefore, in the above-mentioned display base plate that this utility model embodiment is provided, tree of the blue color blocking using low colour gamut
Fat material is made.
The effect for improving colour gamut be can reach due to for commaterial, increasing its thickness when making.Therefore, it is blue
Thickness of the thickness of color color blocking more than non-blue color blocking, in the case of other parameters are all immovable, using compared with raw material colour gamut
Relatively low material is making blue color blocking, and increases the thickness of blue color blocking, you can to reach the colour gamut that raw material can reach,
Its transmitance remains in that higher level simultaneously.Due in region corresponding to blue color blocking in 380-780nm wave-length coverages
Liquid crystal cell is thick less, then the transmitance in the region is higher, and in region corresponding to other color color blockings (non-blue color blocking)
The thick bigger transmitance of liquid crystal cell is higher.Therefore, thickness of the thickness of blue color blocking more than non-blue color blocking, can make display surface
During plate, while reaching the liquid crystal cell thickness reduced in region corresponding to blue color blocking, increase in region corresponding to non-blue color blocking
Liquid crystal cell is thick, so as to make the transmitance of each color while improving, while the colour temperature of display floater can be kept constant, improves
The transmitance of display floater.
In the specific implementation, as shown in Fig. 2 above-mentioned sub-pix color blocking may also include：Red color resistance R and green color blocking G；
Light shield layer 23 can adopt black matrix.In the above-mentioned display base plate provided using this utility model embodiment, can be by except blue color
The thickness of the non-blue color blocking (for example, red color resistance R and green color blocking G) beyond resistance B is consistent, or keeps raw water to put down, with
The complexity in manufacturing process is reduced, while having been lifted the transmitance of the display base plate being made.Need explanation
It is that, in each colored color blocking of actual fabrication, the thickness of colored color blocking fluctuates in a less scope and is all considered as made coloured silk
Color color blocking thickness is equal.For example, it is when the thickness of red color resistance R and green color blocking G is set to 2.2 μm, red when making
As long as the thickness of color blocking R or green color blocking G is maintained within 2.18-2.23 μ ms, all can be considered and meet making standard, i.e., it is red
The undulating value that the thickness of color color blocking R and green color blocking G is maintained in 0.05 μ m on the basis of 2.2 μm all meets making mark
It is accurate.
Further, it is considered at this stage each color color blocking material, display floater liquid crystal cell is thick and display floater entirety
The requirement and restriction of thickness, blue color blocking are positively retained within the scope of 0.4 μm -0.8 μm with the thickness difference of non-blue color blocking.And
Situation of the blue color blocking with the thickness difference of non-blue color blocking outside range above is being set according to actual needs, and this practicality is new
Type embodiment here is not limited.
The above-mentioned display base plate that this utility model embodiment is provided can be color membrane substrates or array base palte in practical application
(for example：COA array base paltes).By the thickness for increasing blue color blocking, improve aobvious while the colour temperature of each color color blocking is kept
Show the transmitance of panel.
Based on same idea, this utility model embodiment additionally provides a kind of display panels, including any of the above-described aobvious
Show substrate, may also include opposite substrate that is relative with the display base plate and putting.For example, as shown in figure 4, display base plate is color film base
Plate 21, the substrate put in contrast are that each pixel region in array base palte 24, and color membrane substrates 21 includes three sub- pictures
Plain color resistance 22 --- red color resistance R, green color blocking G and blue color blocking B.As seen from Figure 4, it is big in the thickness of blue color blocking B
When the thickness of non-blue color blocking (R, G), the liquid crystal cell in region corresponding to blue color blocking B is thick less than non-blue color blocking (R, G)
Liquid crystal cell in corresponding region is thick.
It is because that using above-mentioned set-up mode the liquid crystal cell in region corresponding to each color color blocking in display floater is thick
There is relation as shown in Figure 5 with transmitance (transverse axis represents wavelength, and the longitudinal axis represents transmitance)：For red color resistance R and green
For color blocking G, the liquid crystal cell increased in region corresponding to red color resistance R is thick, and the transmitance in the region is also improved therewith；Increase
Liquid crystal cell in region corresponding to green color blocking G is thick, and the transmitance in the region is also improved therewith, 480nm-780nm ripples in Fig. 5
Section belongs to the wave band of green glow and HONGGUANG, and as seen from Figure 5, with thick being continuously increased of liquid crystal cell, (liquid crystal cell is thick to be increased by 2.7 μm
Add to 3.9 μm), the transmitance of correspondence 480nm-780nm wave bands increases therewith.And for blue color blocking B, reduce blue color
Liquid crystal cell in region corresponding to resistance B is thick, and the transmitance in the region is improved therewith, and the 380nm-480nm wave bands in Fig. 5 belong to
Blue wave band, as seen from Figure 5, with the thick continuous reduction of liquid crystal cell (liquid crystal cell thickness is decreased to 2.7 μm by 3.9), correspondence
The transmitance of 380nm-480nm increases therewith.
Thus, suitably the distance between color membrane substrates 21 and array base palte 24 can be increased when above-mentioned display floater is made
Greatly, while increasing the thickness of blue color blocking B so that the thick reduction of liquid crystal cell in region corresponding to blue color blocking B, rather than blue color
The thick increase of liquid crystal cell in region corresponding to resistance (R, G), to increase the transmitance in region corresponding to each color color blocking, due to each
The transmitance of color color blocking has all been lifted, therefore the transmitance of the light of each color increases simultaneously, and each color of light is in white light
Shared energy proportion does not change, and the transmitance of display floater is improved so as to keep colour temperature constant.
In the specific implementation, it is to simplify processing technology, the thickness of the non-blue color blocking in addition to blue B can be kept one
Cause, so as to, after to box, the liquid crystal cell in region corresponding to non-blue color blocking (R, G) is thick also equal.According to above-mentioned to each coloured silk
The explanation of the thickness calibration of color color blocking, each color color blocking thickness value in the smaller range before and after reference value (for example,
0.05 μm) fluctuation when, the thick value of corresponding liquid crystal cell also can be fluctuated within the range, and liquid crystal cell within the range is thick
It is accordingly to be regarded as box thickness value equal.Generally, the liquid crystal cell thickness in region corresponding to blue color blocking B may be provided at 2.5 μm of -4.0 μ m
Within, and the liquid crystal cell thickness in region corresponding to non-blue color blocking (R, G) in addition to a blue may be provided at 3.0 μm of -4.5 μm of models
Within enclosing, and keep the thick liquid less than in non-blue color blocking (R, G) corresponding region of the liquid crystal cell in region corresponding to blue color blocking B
Brilliant box is thick.
In the above-mentioned thickness to red color resistance, green color blocking and blue color blocking and region corresponding to each color color blocking
The thick relation of liquid crystal cell understands.According to this utility model, for red color resistance and green color blocking, the material of high colour gamut can be adopted
Material makes, while reduce the thickness of red color resistance and/or green color blocking in manufacturing process, to increase red color resistance and/or green
Liquid crystal cell in region corresponding to color color blocking is thick, improves the transmitance in the region.
The following transmitance that explanation display floater is compared with the prior art in case of only changing blue color blocking thickness
Situation of change.
It is following in case of only changing blue color blocking thickness with display panels comparative illustration of the prior art
The transmitance situation of change of display panels.
As shown in Figure 6 a, be display panels in prior art each color color blocking corresponding to region transmittance curve
It is thick two with liquid crystal cell of the display panels in this utility model embodiment in the thickness and corresponding region for changing color blocking
The comparison diagram of the transmittance curve of corresponding region after parameter.The thickness of red color resistance, green color blocking and blue color blocking in prior art
Degree is all 2.1 μm, and the liquid crystal cell thickness in region corresponding to each color color blocking is 3.0 μm.Wherein, the corresponding transmission of red color resistance
Rate curve is r1, and the corresponding transmittance curve of green color blocking is g1, and the corresponding transmittance curve of blue color blocking is b1.Now by blueness
The thickness of color blocking increases to 2.8 μm, and the distance of substrate each color color blocking on the other side is increased, so that red color resistance and green
Liquid crystal cell thickness in region corresponding to color color blocking increases to 3.4 μm, reduces the liquid crystal cell in region corresponding to blue color blocking thick
To 2.7 μm；Wherein, the corresponding transmittance curve of red color resistance be r2, the corresponding transmittance curve of green color blocking be g2, blue color
Corresponding transmittance curve is hindered for b2.Comparison diagram by shown in Fig. 6 a is can be seen that in the wave band of 380nm-780nm, to whole
For individual display panels, the thick increase of box of display panels, the transmitance corresponding to red color resistance and green color blocking are bright
It is aobvious to improve, and the transmitance corresponding to blue color blocking has, and using changing display panels after parameter
Overall transmitance as shown in the curve B in Fig. 6 b, compared with the transmittance curve A of display panels of the prior art,
The transmitance of display panels lifts 3.5%.
This utility model specific embodiment additionally provides a kind of display device, and the display device includes that this utility model is concrete
The above-mentioned display panels that embodiment is provided；The display device can be aobvious for liquid crystal panel, liquid crystal display, LCD TV etc.
Showing device.
As shown in Figure 7a, the manufacture method of any of the above-described display base plate, it may include following steps：
S701, on underlay substrate formed light shield layer figure；
S702, on underlay substrate and light shield layer formed sub-pix color blocking figure.
In a kind of enforceable mode, method as shown in Figure 7b can be also adopted to make the offer of this utility model embodiment
Above-mentioned display base plate, the method includes：
S701 ', on underlay substrate formed sub-pix color blocking figure；
S702 ', on underlay substrate and sub-pix color blocking formed light shield layer figure.
When display base plate is made using above-mentioned any one manufacture method, the blue color blocking included by sub-pix color blocking
Thickness of the thickness more than non-blue color blocking.After above-mentioned display base plate is carried out to box, the blue color of reduction can be reached simultaneously
Liquid crystal cell in region corresponding to resistance is thick, and the liquid crystal cell increased in region corresponding to non-blue color blocking is thick, makes each color color blocking institute
The transmitance of corresponding region increases raising, so as to keep the transmitance of display floater is improved in the case that colour temperature is constant.
Display base plate that this utility model embodiment is provided, display base plate is being made using above-mentioned any one manufacture method
When, the thickness of the blue color blocking included by sub-pix color blocking is more than the thickness of non-blue color blocking.Above-mentioned display base plate is being entered
After row is to box, the liquid crystal cell thickness reduced in region corresponding to blue color blocking can be reached simultaneously, is increased corresponding to non-blue color blocking
Liquid crystal cell in region is thick, makes the transmitance in region corresponding to each color color blocking increase raising, so as to keep colour temperature constant
In the case of improve display floater transmitance.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to this utility model
New spirit and scope.So, if it is of the present utility model these modification and modification belong to this utility model claim and
Within the scope of its equivalent technologies, then this utility model is also intended to comprising these changes and modification.
Claims (9)
1. a kind of display base plate, it is characterised in that include：Underlay substrate, is arranged on the underlay substrate in array distribution
Sub-pix color blocking and it is arranged on the underlay substrate and is used to separate the light shield layer of each sub-pix color blocking；Wherein,
The sub-pix color blocking includes blue color blocking and non-blue color blocking；
Thickness of the thickness of the blue color blocking more than the non-blue color blocking.
2. display base plate as claimed in claim 1, it is characterised in that the described non-blue color blocking in addition to the blue color blocking
Thickness it is equal.
3. display base plate as claimed in claim 2, it is characterised in that the thickness of the blue color blocking and the non-blue color blocking
Difference is 0.4 μm -0.8 μm.
4. the display base plate as described in any one of claim 1-3, it is characterised in that the display base plate is color membrane substrates or battle array
Row substrate.
5. a kind of display panels, it is characterised in that include the display base plate as described in any one of claim 1-4；Wherein,
The thick liquid crystal cell less than in region corresponding to the non-blue color blocking of liquid crystal cell in region corresponding to the blue color blocking
It is thick.
6. display floater as claimed in claim 5, it is characterised in that the described non-blue color blocking in addition to the blue color blocking
Liquid crystal cell in corresponding region is thick equal.
7. the display floater as described in claim 5 or 6, it is characterised in that the described non-blueness in addition to the blue color blocking
Thick liquid crystal cell in region corresponding to color blocking is 3.0 μm -4.5 μm.
8. display floater as claimed in claim 5, it is characterised in that the liquid crystal cell in region corresponding to the blue color blocking is thick
For 2.5 μm -4.0 μm.
9. a kind of display device, it is characterised in that include the display panels as described in any one of claim 5-8.
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| CN201621073657.1U CN206057746U (en) | 2016-09-22 | 2016-09-22 | A kind of display base plate, display panels and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249465A (en) * | 2016-09-22 | 2016-12-21 | 合肥鑫晟光电科技有限公司 | A kind of display base plate, its manufacture method, display panels and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249465A (en) * | 2016-09-22 | 2016-12-21 | 合肥鑫晟光电科技有限公司 | A kind of display base plate, its manufacture method, display panels and display device |
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