CN109799561A - Color membrane substrates and display device - Google Patents
Color membrane substrates and display device Download PDFInfo
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- CN109799561A CN109799561A CN201910231441.5A CN201910231441A CN109799561A CN 109799561 A CN109799561 A CN 109799561A CN 201910231441 A CN201910231441 A CN 201910231441A CN 109799561 A CN109799561 A CN 109799561A
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- electrode
- membrane substrates
- substrate
- color membrane
- filter
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
-
- 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
- G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
- G02F1/166—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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
- G02F1/167—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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
-
- 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
- G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F1/1676—Electrodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
The present invention provides a kind of color membrane substrates and display device, belongs to field of display technology.Color membrane substrates of the invention, comprising: the first substrate is enameled filter layer positioned at first substrate；Wherein, the chromatic filter layer includes multiple colored filters, and the black matrix between any two adjacent colored filters；The color membrane substrates further include: first electrode layer, the second electrode lay and shading particle in first substrate；Wherein, the first electrode layer includes multiple first electrodes, and the first electrode is arranged one by one with the colored filter；The shading particle, for being moved under the action of the first electrode and the second electrode lay, to control the glazed area of the colored filter.
Description
Technical field
The invention belongs to field of display technology, and in particular to a kind of color membrane substrates and display device.
Background technique
Micro LED technology, i.e. LED miniatureization and matrixing technology.Refer to the high density integrated on a single die
The LED array of microsize, as LED display each pixel can addressing, be operated alone and light, it is aobvious that outdoor LED can be regarded as
Pixel distance is reduced to micron order from grade by the miniature version of display screen.
And Micro LED is shown, then being bottom is made LED display driving electricity with normal CMOS integrated circuit fabrication process
Then road makes LED array with MOCVD machine again on the integrated, so that miniature display screen is realized, that is, described
The scaled down version of LED display.
Micro LED colour shows main or realizes that both R, G, B colour were filtered by tri- kinds of color light mixings of R, G, B at present
A Micro LED light is placed under mating plate respectively, grayscale and colored display are realized by the control of single lamp.But due to
Micro LED small feature causes volume production difficult.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art, a kind of color membrane substrates and display are provided
Device.
Solving technical solution used by present invention problem is a kind of color membrane substrates, comprising: the first substrate is located at institute
The first substrate is stated to enamel filter layer；Wherein, the chromatic filter layer includes multiple colored filters, and is located at any two-phase
Black matrix between the adjacent colored filter；It is characterized in that, the color membrane substrates further include: be located in first substrate
First electrode layer, the second electrode lay and shading particle；Wherein,
The first electrode layer includes multiple first electrodes, and the first electrode is set one by one with the colored filter
It sets；
The shading particle, for being moved under the action of the first electrode and the second electrode lay, to control
State the glazed area of colored filter.
Preferably, the color membrane substrates are divided into multiple pixel regions；It include multiple and different in each pixel region
The colored filter of color, and the colored filter of multiple and different colors is arranged in a ring.
It may further be preferable that the chromatic filter layer is arranged in close to the one of first substrate in the first electrode layer
Side；Side of the chromatic filter layer far from first substrate is arranged in the second electrode lay；Wherein,
The neighboring area of pixel region is arranged in the first electrode；
The second electrode lay includes multiple second electrodes, and the second electrode is arranged in a one-to-one correspondence with the color film ring,
And it is located at the intermediate region of the pixel region.
It may further be preferable that the colored filter of multiple and different colors in each pixel region includes red
Optical filter, green color filter, blue color filter.
Preferably, the shading particle is located at the first electrode layer and colored filter institute between layers；Or
Person,
The shading particle is located at the second electrode lay and colored filter institute between layers.
Preferably, the material of the shading particle includes: the metallic atom that ionization process is crossed.
Solving technical solution used by present invention problem is a kind of display device, which is characterized in that the display
Device includes above-mentioned color membrane substrates.
Preferably, the display device further includes the array substrate being oppositely arranged with the color membrane substrates.
Preferably, the color membrane substrates are divided into multiple pixel regions；It include multiple and different in each pixel region
The colored filter of color；The array substrate includes the second substrate, and is arranged in multiple luminous in the second substrate
Device；Wherein, the luminescent device is arranged in a one-to-one correspondence with the pixel region.
Preferably, the luminescent device includes Micro LED or mini LED.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the color membrane substrates of the embodiment of the present invention 2；
Fig. 2 is the enlarged drawing of a pixel region of Fig. 1；
Fig. 3 is that the color membrane substrates of the embodiment of the present invention 2 realize feux rouges+blue light colour mixture structural schematic diagram；
Fig. 4 is the structural schematic diagram that the color membrane substrates of the embodiment of the present invention 2 realize colored display；
Fig. 5 is the structural schematic diagram of the display device of the embodiment of the present invention 2.
Wherein appended drawing reference are as follows: the 10, first substrate；20, the second substrate；1, first electrode；2, second electrode；3, shading grain
Son；21, luminescent device；A, pixel region.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Present invention is further described in detail for formula.
Embodiment 1:
The present embodiment provides a kind of color membrane substrates, comprising: the first substrate is enameled filter layer positioned at the first substrate；Wherein,
Chromatic filter layer includes multiple colored filters, and the black matrix between any two adjacent colored filters；In this reality
Apply the color membrane substrates of example further include: first electrode layer, the second electrode lay and shading particle in the first substrate；Wherein,
First electrode layer includes multiple first electrodes, and first electrode is arranged one by one with colored filter；Shading particle is used for first
It is moved under the control of generated electric field between electrode and the second electrode lay, to control the glazed area of colored filter.
Due to increasing shading particle, and the first electrode that control shading particle is mobile in the color membrane substrates of the present embodiment
Color membrane substrates in the present embodiment are so applied in display device by layer and the second electrode lay, can be by array substrate
In a luminescent device correspond to multiple and different color filters in the pixel region (with respective pixel unit) in color membrane substrates
Piece, need to only control first electrode corresponding with each colored filter at this time and the second electrode lay is formed by the power of electric field
(or size of quantities of charge) to control mobile quantity and the shift position of shading particle, and then controls colored filter
Glazed area realize the control of different grayscale to realize control of the luminescent device to the light of different colours.This implementation
Color membrane substrates in example can greatly improve the utilization rate of the luminescent device in array substrate.
For the clearer color film substrate structure understood in the present embodiment, include with chromatic filter layer in example 2
It is illustrated for Red lightscreening plate, green color filter, blue color filter.
Embodiment 2:
As illustrated in fig. 1 and 2, the present embodiment provides a kind of color membrane substrates and display devices, wherein color membrane substrates are divided into more
A pixel region A；The color membrane substrates include the first substrate 10, are enameled filter layer positioned at the first substrate 10；The chromatic filter layer packet
The colored filter (that is: Red lightscreening plate R, green color filter G, blue color filter B) of three kinds of different colours of red, green, blue is included, with
And the black matrix BM between any two adjacent colored filters；It wherein, include three colorized optical filterings in each pixel region A
Piece, respectively Red lightscreening plate R, green color filter G, blue color filter B, and these three colored filters are arranged in a ring,
I.e. each colored filter is similar fan-shaped.Specifically, it is filtered in the first substrate 10 with colored in the color membrane substrates of the present embodiment
First electrode layer is provided between photosphere, which includes multiple first electrodes 1, and each first electrode 1 is located at pixel
The neighboring area of area A, and be arranged in a one-to-one correspondence with colored filter, that is, three first electrodes 1 are set in each pixel region A,
Three first electrodes 1 are arranged in a ring；The side away from the first substrate 10 of chromatic filter layer is provided with the second electrode lay, it should
The second electrode lay includes multiple second electrodes 2, and each electrode is located at the intermediate region of pixel region A, and corresponds with pixel region A
A second electrode 2 is set in setting namely each pixel region A；Shading particle 3 is additionally provided in each pixel region A；Shading
For particle 3 between first electrode 1 and second electrode 2 when not formed electric field, shading particle 3 is located at colored filter and first electrode
In region defined by 1, after forming electric field between first electrode 1 and second electrode 2, shading particle 3 is under the drive of electric field
It can be mobile to the intermediate region of pixel region A；The shading particle 3 can be set between first electrode layer and the second electrode lay
Any film layer, in the present embodiment by taking shading particle 3 is between chromatic filter layer and the second electrode lay as an example.
As shown in figure 5, the display device in the present embodiment includes above-mentioned color membrane substrates, and opposite with the color membrane substrates
The array substrate of setting；Wherein, array substrate includes the second substrate 20, and the luminescent device being arranged in the second substrate 20
21, and luminescent device 21 and pixel region A be arranged in a one-to-one correspondence namely the corresponding pixel region A of luminescent device 21 in it is red,
The colored filter of green, blue three kinds of different colours.
It should be noted that although Fig. 5 illustrates that the corresponding Red lightscreening plate R and one of a luminescent device 21
A green color filter G, this is the angle problem of sectional view, in actually each luminescent device respective pixel area A it is red, green,
The colored filter of blue three kinds of different colours.
It is illustrated so that a pixel unit in display device carries out the display of different grayscale as an example.
Specifically, the luminescent device 21 in array substrate is lighted, original state, apply and the to three first electrodes 1
Identical voltage on two electrodes 2, so that without electric field between first electrode 1 and second electrode 2, shading particle 3 is then located at each coloured silk
In region defined by colo(u)r filter and first electrode 1, shading particle 3 realizes state shown in Fig. 2 at this time, which whitens
Light.
Certainly, if known shading particle 3 is positively charged, when original state, it also can control first electrode 1 and load negative electricity
Pressure, second electrode 2 is not loaded with voltage or positive voltage, using charge identical charges repel each other principle of opposite sex attraction, controls shading particle 3
Then it is located in region defined by each colored filter and first electrode 1, which emits white light.
When for realizing the colored display of the light colour mixture of any two kinds of colors in a pixel unit, such as feux rouges+blue light
Display.Phase is loaded with second electrode 2 at this point it is possible to control the corresponding first electrode 1 of Red lightscreening plate R and blue color filter B
Same current potential, shading particle 3 does not move holding initial position at this time；Control first electrode 1 and second corresponding to green color filter G
Electrode 2 loads different voltage, so as to electric field be generated therebetween, so that shading particle 3 is moved to the location green color filter G
Domain, the region green color filter G is opaque at this time, that is, realizes feux rouges+blue light display in a pixel unit, namely as schemed
Shown in 3.
Certainly, if known shading particle 3 is positively charged, at this time to Red lightscreening plate R and blue color filter B corresponding the
One electrode 1 and second electrode 2 are powered on, and positive voltage are loaded to the corresponding first electrode 1 of green color filter G, so that the first electrode 1
Positively charged, using identical charges repel each other principle of opposite sex attraction, control shading particle 3 is mobile to the region green color filter G, at this time
The region green color filter G is opaque, that is, realizes feux rouges+blue light display in a pixel unit, namely as shown in Figure 3.
The partial region of part colored filter in one pixel unit is blocked by shading particle 3, to realize colour
It has been shown that, is illustrated so that the partial region of Red lightscreening plate R and green color filter G are blocked by shading particle 3 as an example.At this point, can
Same potential is loaded to control the corresponding first electrode 1 of blue color filter B with second electrode 2, shading particle 3 does not move guarantor at this time
Hold initial position；First electrode 1 corresponding to control Red lightscreening plate R and green color filter G and second electrode 2 load different
Voltage, so as to electric field be generated therebetween, so that shading particle 3 is moved to Red lightscreening plate R and the region green color filter G
It is dynamic, while the voltage swing that control is applied in first electrode 1 corresponding to Red lightscreening plate R and green color filter G, with control
The mobile quantity of shading particle 3, so that the glazed area of Red lightscreening plate R and green color filter G are controlled, it is colored aobvious to realize
Show, namely as shown in Figure 4.
It is of course also possible to by identical electricity is recorded in second electrode 2 and blue color filter B, with control blue filter
The corresponding shading particle 3 of mating plate B keeps initial position, by first corresponding to control Red lightscreening plate R and green color filter G
Electricity size on electrode 1, to control the mobile quantity of shading particle 3, to control Red lightscreening plate R's and green color filter G
Glazed area, to realize colored display, namely as shown in Figure 4.
To sum up, display device provided by the present embodiment, a luminescent device 21 in array substrate can then correspond to coloured silk
The colored filter of three kinds of different colours in a pixel region A in ilm substrate, need to only control and each colorized optical filtering at this time
The corresponding first electrode 1 of piece is formed by the power (or size of quantities of charge) of electric field with the second electrode lay, to control
The mobile quantity of shading particle 3 and shift position, and then the glazed area of colored filter is controlled, to realize a luminescent device
The control of different grayscale is realized in the control of the light of 21 pairs of different colours.
Wherein, luminescent device 21 specifically can be Micro LED or mini LED in the present embodiment.Certainly, may be used
To use other light-emitting components, such as LED, OLED etc..
Wherein, the material of first electrode 1 and second electrode 2 includes transparent conductive material, such as ITO in the present embodiment
Deng.
Wherein, the material of shading particle 3 specifically can be the various metallic atoms that institute's ionization process is crossed in the present embodiment,
It is specifically including but not limited to Cu2+ copper ion, Fe2+ ferrous ion, Ni2+ nickel ion, Cr3+ chromium ion, Au3+ gold ion etc..
It should be noted that the colored filter in each pixel region A can not in the color membrane substrates of the present embodiment
It arranges, can also arrange using along line direction or column direction, at this time the colored filter in each pixel region A in a ring
Different second electrodes 2 can be respectively corresponded, working principle is similar with the working principle of above structure, no longer retouches in detail again
It states.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of color membrane substrates, comprising: the first substrate is enameled filter layer positioned at first substrate；Wherein, the colored filter
Photosphere includes multiple colored filters, and the black matrix between any two adjacent colored filters；Its feature exists
In the color membrane substrates further include: first electrode layer, the second electrode lay and shading particle in first substrate；
Wherein,
The first electrode layer includes multiple first electrodes, and the first electrode is arranged one by one with the colored filter；
The shading particle, for being moved under the action of the first electrode and the second electrode lay, to control the coloured silk
The glazed area of colo(u)r filter.
2. color membrane substrates according to claim 1, which is characterized in that the color membrane substrates are divided into multiple pixel regions；Often
It include the colored filter of multiple and different colors, and the colorized optical filtering of multiple and different colors in a pixel region
Piece is arranged in a ring.
3. color membrane substrates according to claim 2, which is characterized in that the first electrode layer is arranged in the colorized optical filtering
Layer is close to the side of first substrate；The chromatic filter layer is arranged in far from first substrate in the second electrode lay
Side；Wherein,
The neighboring area of pixel region is arranged in the first electrode；
The second electrode lay includes multiple second electrodes, and the second electrode is arranged in a one-to-one correspondence with the color film ring, and position
In the intermediate region of the pixel region.
4. color membrane substrates according to claim 2, which is characterized in that multiple and different colors in each pixel region
The colored filter includes Red lightscreening plate, green color filter, blue color filter.
5. color membrane substrates according to claim 1, which is characterized in that the shading particle be located at the first electrode layer with
The colored filter institute is between layers；Alternatively,
The shading particle is located at the second electrode lay and colored filter institute between layers.
6. color membrane substrates according to claim 1, which is characterized in that the material of the shading particle includes: ionization process
The metallic atom crossed.
7. a kind of display device, which is characterized in that the display device includes color film described in any one of claim 1-6
Substrate.
8. display device according to claim 7, which is characterized in that the display device further includes and the color membrane substrates
The array substrate being oppositely arranged.
9. display device according to claim 8, which is characterized in that the color membrane substrates are divided into multiple pixel regions；Often
It include the colored filter of multiple and different colors in a pixel region；The array substrate includes the second substrate, with
And multiple luminescent devices in the second substrate are set；Wherein, the luminescent device is arranged in a one-to-one correspondence with the pixel region.
10. display device according to claim 9, which is characterized in that the luminescent device include Micro LED or
mini LED。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231441.5A CN109799561B (en) | 2019-03-26 | 2019-03-26 | Color film substrate and display device |
| PCT/CN2020/079923 WO2020192522A1 (en) | 2019-03-26 | 2020-03-18 | Color film substrate, display device and driving method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910231441.5A CN109799561B (en) | 2019-03-26 | 2019-03-26 | Color film substrate and display device |
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| CN109799561A true CN109799561A (en) | 2019-05-24 |
| CN109799561B CN109799561B (en) | 2021-08-27 |
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Cited By (2)
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| WO2020192522A1 (en) * | 2019-03-26 | 2020-10-01 | 京东方科技集团股份有限公司 | Color film substrate, display device and driving method therefor |
| CN112310187A (en) * | 2020-11-03 | 2021-02-02 | 中山大学 | Color filter element, display panel and display adjusting device |
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| Publication number | Publication date |
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| WO2020192522A1 (en) | 2020-10-01 |
| CN109799561B (en) | 2021-08-27 |
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