CN104834124B - Colored optical filtering substrates and liquid crystal display panel - Google Patents
Colored optical filtering substrates and liquid crystal display panel Download PDFInfo
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- CN104834124B CN104834124B CN201510160289.8A CN201510160289A CN104834124B CN 104834124 B CN104834124 B CN 104834124B CN 201510160289 A CN201510160289 A CN 201510160289A CN 104834124 B CN104834124 B CN 104834124B
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- black matrix
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- filtering substrates
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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
-
- 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
-
- 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
- G02F1/133357—Planarisation layers
Abstract
The invention discloses a kind of colored optical filtering substrates, including glass substrate, the first black matrix" being set on glass substrate and the color blocking unit being arranged between first black matrix", the color blocking unit has the angle segment difference section being covered on first black matrix", wherein, the colored optical filtering substrates further include the second black matrix", second black matrix" is vertically connected on first black matrix" from the angle segment difference section, and the height of second black matrix" is at least concordant with the height of the angle segment difference section.The invention also discloses the liquid crystal display panels comprising colored optical filtering substrates as described above.The colored optical filtering substrates can stop big visual angle to be incident on the light of adjacent pixel from display pixel light leakage when watching by improving to black matrix", to achieve the purpose that improve big visual angle colour cast.
Description
Technical field
The present invention relates to LCD Technology field, especially a kind of colored optical filtering substrates and include the colorized optical filtering
Substrate liquid crystal display panel.
Background technique
Liquid crystal display (Liquid Crystal Display, LCD) is the display equipment of planar ultra-thin, liquid crystal display panel
It is the important component of liquid crystal display.Liquid crystal display panel includes at least the tft array substrate (array being oppositely arranged
Substrate) and colored optical filtering substrates (color filter substrate) and be located at tft array substrate and colorized optical filtering
Liquid crystal layer between substrate is provided with pixel array and cross one another data line and scan line, data in tft array substrate
Line provides data-signal to pixel array, and scan line provides scanning signal to pixel unit.Present liquid crystal display device is gradually
Develop towards the direction of wide viewing angle, either mobile terminal of mobile telephone application, display or laptop on table, but wide
Except the demand at visual angle, while it there is also a need for improving big visual angle colour cast problem.
There are many big visual angle colour cast origin causes of formation, wherein being adjacent pixel one of the reason of largely lead to big visual angle colour cast
Light leakage causes.A kind of structural schematic diagram of existing liquid crystal display panel as shown in Figure 1.The liquid crystal display panel is included at least and is oppositely arranged
Tft array substrate 1 and colored optical filtering substrates 2 and the liquid crystal layer between tft array substrate 1 and colored optical filtering substrates 2
3.Colored optical filtering substrates 1 therein include glass substrate 4, the black matrix" 5 being set on the glass substrate 4, are arranged in institute
(color blocking unit includes red color resistance unit, green color blocking unit and blue color to color blocking unit 6R, the 6G for stating between black matrix" 5
Hinder unit, illustrate only red color resistance unit 6R and green color blocking unit 6G in Fig. 1) and cover in the color blocking unit 6R,
Flatness layer 7 on 6G.As shown in Figure 1, the corresponding green pixel cell of 6G is closed when the corresponding red pixel cell of 6R is shown
When, when user's red pixel cell from big view directions, due in red pixel cell liquid crystal rotate, have light from
Phase delay occurs in red pixel cell, and then from green pixel cell oblique fire to human eye, as shown in figure 1 the light in the direction a, b,
Lead to the color that green pixel cell is doped in the color for the red pixel cell observed.Currently, in order to reduce the direction a, b
Light leakage, following method can be used：
1) by 5 Integral upset of black matrix", but this scheme will lead to color blocking unit 6R, 6G and contact with black matrix" 5
Position (lap position) formation of climbing compared with big angle segment difference, influences the flatness of colored optical filtering substrates.
2) color blocking unit 6R, 6G and flatness layer 7 are thinned.Color blocking unit 6R, 6G are thinned and are limited to developing material, and difficulty is very
Greatly.Flatness layer 7 is thinned that will lead to flatness impacted, to guarantee flatness, the material selection of flatness layer 7 and making technology very by
Test.
3) box for reducing liquid crystal display panel is thick (cell gap).This scheme is difficult to realize, because guaranteeing phase delay base
Need to increase the optics of liquid crystal on plinth respectively to anisotropy, New Liquid Crystal material development difficulty is big.
Summary of the invention
In view of this, the present invention provides a kind of colored optical filtering substrates, the colored optical filtering substrates by black matrix" into
Row improves, and big visual angle can be stopped to be incident on the light of adjacent pixel from display pixel light leakage when watching, so that it is big to reach improvement
The purpose of visual angle colour cast.
In order to achieve the above object, present invention employs the following technical solutions：
A kind of colored optical filtering substrates that one of scheme of the invention provides comprising glass substrate, be set to it is described
The first black matrix" on glass substrate and the color blocking unit being arranged between first black matrix", the color blocking unit
With the angle segment difference section being covered on first black matrix", wherein the colored optical filtering substrates further include the second black matrix",
Second black matrix" is vertically connected on first black matrix" from the angle segment difference section, second black matrix"
Height is at least concordant with the height of the angle segment difference section.
Further, the colored optical filtering substrates further include cover it is black in the flatness layer on the color blocking unit, described second
Colour moment battle array is raised in the angle segment difference section, and is contained under the flatness layer.
Further, which further includes a common electrode layer, and the common electrode layer is located at described flat
On layer.
Further, which further includes a common electrode layer, and the common electrode layer is located at the color blocking
Between unit and the flatness layer, second black matrix" is raised in the angle segment difference section, and is contained in the public electrode
Under layer.
A kind of colored optical filtering substrates that another scheme of the invention provides comprising glass substrate is set to the glass
The first black matrix" on glass substrate and the color blocking unit being arranged between first black matrix", the color blocking unit tool
There is the angle segment difference section being covered on first black matrix", wherein the colored optical filtering substrates further include the second black matrix", institute
It states the second black matrix" to be arranged in parallel with first black matrix", be located above the angle segment difference section；The second black square
The width of battle array is not more than the width of first black matrix".
Further, the colored optical filtering substrates further include cover it is black in the flatness layer on the color blocking unit, described second
Colour moment battle array is between the angle segment difference section and the flatness layer.
Further, which further includes a common electrode layer, and the common electrode layer is located at described flat
On layer；Either, the common electrode layer is between the color blocking unit and the flatness layer, second black matrix" position
Between the angle segment difference section and the common electrode layer.
Further, the colored optical filtering substrates further include cover it is black in the flatness layer on the color blocking unit, described second
Colour moment battle array is located on the flatness layer and corresponds to the angle segment difference section.
Further, which further includes a common electrode layer, and the common electrode layer is located at described flat
On layer, and cover second black matrix"；Either, the common electrode layer is located at the color blocking unit and the flatness layer
Between.
Another aspect of the present invention is to provide a kind of liquid crystal display panel, the tft array substrate including being oppositely arranged and colored filter
Photopolymer substrate and the liquid crystal layer between tft array substrate and colored optical filtering substrates, wherein the colored optical filtering substrates are such as
The upper colored optical filtering substrates.
Beneficial effect：
Colored optical filtering substrates provided in an embodiment of the present invention, by being improved to black matrix", at the angle of color blocking unit
The second black matrix" for being vertically connected at the first black matrix" is provided in segment difference section, or in the angle segment difference section of color blocking unit
It is upper that the second black matrix" for being parallel to the first black matrix" is set, it realizes and stops to enter when the viewing of big visual angle from display pixel light leakage
It is mapped to the purpose of the light of adjacent pixel, to reach the problem of improving big visual angle colour cast.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of existing liquid crystal display panel.
Fig. 2 is the structural schematic diagram for the colored optical filtering substrates that the embodiment of the present invention 1 provides.
Fig. 3 is the structural schematic diagram for another colored optical filtering substrates that the embodiment of the present invention 1 provides.
Fig. 4 is the structural schematic diagram for the liquid crystal display panel that the embodiment of the present invention 1 provides.
Fig. 5 is the structural schematic diagram for the colored optical filtering substrates that the embodiment of the present invention 2 provides.
Fig. 6 is the structural schematic diagram for the liquid crystal display panel that the embodiment of the present invention 2 provides.
Fig. 7 is the structural schematic diagram for the colored optical filtering substrates that the embodiment of the present invention 3 provides.
Fig. 8 is the structural schematic diagram for the liquid crystal display panel that the embodiment of the present invention 3 provides.
Specific embodiment
Below in conjunction with attached drawing and specific embodiment, technical solution in the embodiment of the present invention is retouched in detail
It states, it is clear that described embodiment is only a part of example of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, those of ordinary skill in the art's every other embodiment obtained without making creative work,
Belong to the scope of the present invention.
Embodiment 1
As shown in Fig. 2, colored optical filtering substrates 10a provided in this embodiment comprising glass substrate 101, be set to it is described
The first black matrix" 102 on glass substrate 101, the color blocking unit 103R being arranged between first black matrix" 102,
(color blocking unit includes red color resistance unit, green color blocking unit and blue color blocking unit to 103G, as illustrated only red color in figure
Resistance unit 103R and green color blocking unit 103G) and cover on described color blocking unit 103R, 103G flatness layer 104 (
In addition in some embodiments, flatness layer 104 can be not provided with), described color blocking unit 103R, 103G are described with being covered in
Angle segment difference section 1031 on first black matrix" 102.Wherein, colored optical filtering substrates 10a further includes the second black matrix" 105a,
The second black matrix" 105a is vertically connected on first black matrix" 102 from the angle segment difference section 1031 (specific
Implementation process in, the first black matrix" 102 and the second black matrix" 105a can be integral structure, by a processing step one
It is secondary to prepare), the height of the second black matrix" 105a is at least concordant with the height of the angle segment difference section 1031.Such as Fig. 2
Shown in, in the present embodiment, the second black matrix" 105a is raised in the angle segment difference section 1031, and is contained in described flat
Under layer 104.Certainly, in other some embodiments, such as shown in Fig. 3, in colored optical filtering substrates 10b, the second black matrix"
Either flush of the top of 105a just with the angle segment difference section 1031.
Further, colored optical filtering substrates 10a further includes a common electrode layer 106, and the common electrode layer 106 is located at
On the flatness layer 104.In other some embodiments, the common electrode layer 106 is also possible to be located at the color blocking list
Between first 103R, 103G and the flatness layer 104, at this point, the second black matrix" 105a is raised in the angle segment difference section
1031 (or just concordant), and be contained under the common electrode layer 106.
The present embodiment additionally provides a kind of liquid crystal display panel comprising colored optical filtering substrates 10a as above.As shown in figure 4, the liquid
Crystal panel include the tft array substrate 20 being oppositely arranged and colored optical filtering substrates 10a and be located at tft array substrate 20 and colour
Liquid crystal layer 30 between optical filtering substrate 10a.In the liquid crystal display panel, set in the angle segment difference section 1031 of color blocking unit 103R, 103G
It is equipped with the second black matrix" 105a for being vertically connected at the first black matrix" 102, when the corresponding red pixel cell of 103R is shown,
When the corresponding green pixel cell of 103G is closed, user is from big view directions when red pixel cell, from red pixel list
In the light that the direction a, b of phase delay oblique fire occurs in member, the light in the direction a is stopped by the second black matrix" 105a, reduces
Pixel light leakage, reduces the color of the green pixel cell adulterated in the color for the red pixel cell observed, reaches and change
The problem of being apt to big visual angle colour cast.
Embodiment 2
As shown in figure 5, colored optical filtering substrates 10c provided in this embodiment comprising glass substrate 101, be set to it is described
The first black matrix" 102 on glass substrate 101, the color blocking unit 103R being arranged between first black matrix" 102,
(color blocking unit includes red color resistance unit, green color blocking unit and blue color blocking unit to 103G, as illustrated only red color in figure
Resistance unit 103R and green color blocking unit 103G) and cover in the flatness layer 104 on described color blocking unit 103R, 103G, institute
Stating color blocking unit 103R, 103G has the angle segment difference section 1031 being covered on first black matrix" 102.Wherein, the colour
Optical filtering substrate 10c further includes the second black matrix" 105c.Specifically, as shown in Figure 5, the second black matrix" 105c and institute
It states the first black matrix" 102 to be arranged in parallel, between the angle segment difference section 1031 and the flatness layer 104.More specifically,
The width of the second black matrix" 105c is not more than the width of first black matrix" 102.
Further, in this embodiment colored optical filtering substrates 10c further includes a common electrode layer 106, the common electrical
Pole layer 106 is located on the flatness layer 104.In other some embodiments, the common electrode layer 106 is also possible to be located at
Between described color blocking unit 103R, 103G and the flatness layer 104, the second black matrix" 105c is located at the angle segment difference section
Between 1031 and the common electrode layer 106.
The present embodiment additionally provides a kind of liquid crystal display panel comprising colored optical filtering substrates 10c as above.As shown in fig. 6, the liquid
Crystal panel include the tft array substrate 20 being oppositely arranged and colored optical filtering substrates 10c and be located at tft array substrate 20 and colour
Liquid crystal layer 30 between optical filtering substrate 10c.In the liquid crystal display panel, setting is parallel to the first black square on angle segment difference section 1031
Second black matrix" 105c of battle array 102, when the corresponding red pixel cell of 103R is shown, the corresponding green pixel cell of 103G is closed
When closing, when red pixel cell, a, b of phase delay oblique fire occur from red pixel cell for user from big view directions
In the light in direction, the light in the direction a, b is most of to be stopped by the second black matrix" 105c, greatly reduces display pixel leakage
Light reaches the problem of improving big visual angle colour cast.
Embodiment 3
As shown in fig. 7, colored optical filtering substrates 10d provided in this embodiment comprising glass substrate 101, be set to it is described
The first black matrix" 102 on glass substrate 101, the color blocking unit 103R being arranged between first black matrix" 102,
(color blocking unit includes red color resistance unit, green color blocking unit and blue color blocking unit to 103G, as illustrated only red color in figure
Resistance unit 103R and green color blocking unit 103G) and cover in the flatness layer 104 on described color blocking unit 103R, 103G, institute
Stating color blocking unit 103R, 103G has the angle segment difference section 1031 being covered on first black matrix" 102.Wherein, the colour
Optical filtering substrate 10d further includes the second black matrix" 105d.Specifically, as shown in Figure 7, the second black matrix" 105d and institute
It states the first black matrix" 102 to be arranged in parallel, be located on the flatness layer 104 and corresponds to the angle segment difference section 1031.More
Body, the width of the second black matrix" 105d is not more than the width of first black matrix" 102.
Further, in this embodiment colored optical filtering substrates 10d further includes a common electrode layer 106, the common electrical
Pole layer 106 is located on the flatness layer 104, and covers the second black matrix" 105d.Certainly, in other some embodiments
In, the common electrode layer 106 is also possible between described color blocking unit 103R, 103G and the flatness layer 104.
The present embodiment additionally provides a kind of liquid crystal display panel comprising colored optical filtering substrates 10d as above.As shown in figure 8, the liquid
Crystal panel include the tft array substrate 20 being oppositely arranged and colored optical filtering substrates 10d and be located at tft array substrate 20 and colour
Liquid crystal layer 30 between optical filtering substrate 10c.In the liquid crystal display panel, setting is parallel to the first black square on angle segment difference section 1031
Second black matrix" 105d of battle array 102, when the corresponding red pixel cell of 103R is shown, the corresponding green pixel cell of 103G is closed
When closing, when red pixel cell, a, b of phase delay oblique fire occur from red pixel cell for user from big view directions
In the light in direction, the light in the direction a, b is most of to be stopped by the second black matrix" 105c, greatly reduces display pixel leakage
Light reaches the problem of improving big visual angle colour cast.
In conclusion colored optical filtering substrates provided in an embodiment of the present invention, by being improved to black matrix", in color blocking
The second black matrix" for being vertically connected at the first black matrix" is provided in the angle segment difference section of unit, or in color blocking unit
Setting is parallel to the second black matrix" of the first black matrix" on the segment difference section of angle, realizes and stops big visual angle when watching from display picture
Plain light leakage is incident on the purpose of the light of adjacent pixel, to reach the problem of improving big visual angle colour cast.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Obviously, protection scope of the present invention is not limited to the specific embodiment of appeal, and those skilled in the art can
To carry out various modification and variations without departing from the spirit and scope of the present invention to invention.In this way, if these of the invention are repaired
Change with modification within the scope of the claims of the present invention and its equivalent technology, then the present invention be also intended to encompass these change and
Including modification.
Claims (3)
1. a kind of colored optical filtering substrates, including glass substrate, the first black matrix" being set on the glass substrate and row
The color blocking unit being listed between first black matrix", the color blocking unit, which has, to be covered on first black matrix"
Angle segment difference section, which is characterized in that the colored optical filtering substrates further include the second black matrix", second black matrix" and described the
One black matrix" is arranged in parallel, and is located above the angle segment difference section；The width of second black matrix" is not more than described first
The width of black matrix"；
Wherein, the colored optical filtering substrates further include covering in the flatness layer on the color blocking unit, second black matrix"
Between the angle segment difference section and the flatness layer, the second black square is connected on the angle segment difference section.
2. colored optical filtering substrates according to claim 1, which is characterized in that the colored optical filtering substrates further include a common electrical
Pole layer, the common electrode layer are located on the flatness layer；Either, the common electrode layer is located at the color blocking unit and institute
It states between flatness layer, second black matrix" is between the angle segment difference section and the common electrode layer.
3. a kind of liquid crystal display panel including the tft array substrate and colored optical filtering substrates that are oppositely arranged and is located at tft array substrate
Liquid crystal layer between colored optical filtering substrates, which is characterized in that the colored optical filtering substrates are coloured silk of any of claims 1 or 2
Color optical filtering substrate.
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| CN201510160289.8A CN104834124B (en) | 2015-04-07 | 2015-04-07 | Colored optical filtering substrates and liquid crystal display panel |
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| CN105467660A (en) * | 2016-01-05 | 2016-04-06 | 武汉华星光电技术有限公司 | Manufacturing method of color membrane substrate |
| CN105487284A (en) * | 2016-01-29 | 2016-04-13 | 武汉华星光电技术有限公司 | LTPS (low temperature poly silicon) display panel and manufacturing method thereof |
| CN106094326A (en) * | 2016-08-18 | 2016-11-09 | 京东方科技集团股份有限公司 | Color membrane substrates and preparation method thereof, display floater and display device |
| CN106324893A (en) * | 2016-10-12 | 2017-01-11 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN106547141A (en) * | 2017-01-23 | 2017-03-29 | 武汉华星光电技术有限公司 | Display panels and liquid crystal indicator |
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| CN114706245B (en) * | 2022-04-26 | 2023-07-18 | 北海惠科光电技术有限公司 | Color film substrate, display panel and preparation method of color film substrate |
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| CN101825802A (en) * | 2009-03-06 | 2010-09-08 | 北京京东方光电科技有限公司 | Color film base plate and manufacturing method thereof |
| CN103235439A (en) * | 2013-04-08 | 2013-08-07 | 北京京东方光电科技有限公司 | Paired box substrate and preparation method thereof, touch screen and display device |
| CN104459861A (en) * | 2014-12-31 | 2015-03-25 | 深圳市华星光电技术有限公司 | Color filter and manufacturing method thereof |
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| CN104834124A (en) | 2015-08-12 |
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