CN107290890A - Colored optical filtering substrates and display device - Google Patents
Colored optical filtering substrates and display device Download PDFInfo
- Publication number
- CN107290890A CN107290890A CN201610228363.XA CN201610228363A CN107290890A CN 107290890 A CN107290890 A CN 107290890A CN 201610228363 A CN201610228363 A CN 201610228363A CN 107290890 A CN107290890 A CN 107290890A
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- Prior art keywords
- color blocking
- quantum dot
- color
- colour
- substrate
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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
- G02F1/133514—Colour filters
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Filters (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a kind of colored optical filtering substrates and a kind of display device including the colored optical filtering substrates, wherein, the colored optical filtering substrates include first substrate and the multiple colour cells being configured on first substrate.Colour cell includes color blocking and the multiple quantum dots being mixed into color blocking.
Description
Technical field
The present invention relates to a kind of optical substrate and electronic installation, and more particularly to a kind of colored filter
Photopolymer substrate and display device.
Background technology
In recent years, quantum dot (quantum dots) material is developed, and is used in each
On formula electronic installation.By taking display device as an example, quanta point material, which is often mixed into, is used as backlight
LED package in so that the light beam that light-emitting diode chip for backlight unit is sent is by quantum dot material
Material is converted to white light.However, when LED package is mixed into quantum dot, light-emitting diodes
The luminous efficiency of pipe encapsulation is not high, to be improved.On the other hand, someone utilizes quantum dot material
Optical film is made in material, and the optical film is applied in the backlight module of display device, is entered
And change out white light.However, additionally setting the optical film to make display in backlight module
The thickness increase of equipment, and the optical film moisture-sensitive being made with quanta point material, the influence back of the body
The luminous efficiency of optical module.
The content of the invention
The invention provides a kind of colored optical filtering substrates and display device, its excellent performance.
The colored optical filtering substrates that the present invention is provided include first substrate and are configured at first substrate
On multiple colour cells.Colour cell includes color blocking and the multiple quantum being mixed into color blocking
Point.
The display device that the present invention is provided includes display panel.Display panel includes above-mentioned colour
Optical filtering substrate, the second substrate relative to first substrate and positioned at first substrate and the second base
Display medium between plate.
In one embodiment of this invention, above-mentioned multiple colour cells include the multiple first colours
Unit and multiple second colour cells.Every one first colour cell include the first color blocking and
It is mixed into multiple first quantum dots in the first color blocking.Every one second colour cell includes the second color
Resistance, and any quantum dot is not mixed into the second color blocking.
In one embodiment of this invention, above-mentioned multiple colour cells also include multiple three coloured silks
Color element.Every one the 3rd colour cell includes the 3rd color blocking and is mixed into many in the 3rd color blocking
Individual second quantum dot.
In one embodiment of this invention, above-mentioned first color blocking and the 3rd color blocking are respectively red
Color blocking and green color blocking, the first quantum dot and the second quantum dot be respectively red quantum dot with it is green
Color quantum dot, the second color blocking is blue color blocking.
In one embodiment of this invention, above-mentioned display device also includes backlight.Backlight
To send light beam.Display panel configurations are in the light path of the light beam.What backlight was sent
The color of light beam is identical with the color of the second color blocking.
In one embodiment of this invention, above-mentioned second color blocking is blue color blocking, backlight hair
Go out blue light.
Based on above-mentioned, in the colored optical filtering substrates and display device of one embodiment of the invention,
At least one colour cell includes color blocking and the quantum dot being mixed into color blocking.That is,
At least part chromatic filter layer is mixed with full width at half maximum (FWHM) (the Full width at half of luminous frequency spectrum
Maximum, FWHM) narrow quantum dot.Thereby, colorized optical filtering base is not being increased additionally
In the case of plate and display device thickness, colored optical filtering substrates and display device can possess high color
Color degree of saturation and excellent performance.
To enable the features described above and advantage of the present invention to become apparent, special embodiment below,
And coordinate institute's accompanying drawings to be described in detail below.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the display device of one embodiment of the invention.
Description of reference numerals：100- colored optical filtering substrates；110- first substrates；120R、120G、
120B- colour cells；122nd, 124,126- color blockings；200- image element array substrates；210-
Two substrates；220- pixel elements layer；300- display mediums；400- frame glues；500- backlights；
1000- display devices；DP- display panels；LB, LR, LG- light beam；QDR、QDG-
Quantum dot.
Embodiment
Fig. 1 is the diagrammatic cross-section of the display device of one embodiment of the invention.As shown in figure 1,
Display device 1000 includes display panel DP.In this example it is shown that equipment 1000 can
Further comprise backlight 500.Backlight 500 is used to send light beam LB.Display panel DP
In the light path for being configured at light beam LB.In the present embodiment, backlight 500 is, for example, luminous
Diode chip for backlight unit, the light beam LB for example, blue lights that backlight 500 is sent.However, this hair
Bright not limited to this, in other embodiments, backlight 500 can also use other kinds of hair
Optical element.In addition, the light beam LB colors that backlight 500 is sent are also not necessarily limited to blueness,
In other embodiment, also visual actual demand is set the light beam LB colors that backlight 500 is sent
It is calculated as other colors.
As shown in figure 1, display panel DP includes first substrate 110, multiple colour cells
120R, 120G, 120B, the second substrate 210 relative to first substrate 110 and it is located at
Display medium 300 between first substrate 110, second substrate 210.Frame glue 400 is around aobvious
Show medium 300.First substrate 110 can be considered with colour cell 120R, 120G, 120B
Colored optical filtering substrates 100.In this example it is shown that panel DP can further comprise pixel
Element layer 220.Colour cell 120R, 120G, 120B and pixel element layer 220 can divide
First substrate 110 is not configured at, on second substrate 210.Pixel element layer 220 and second
Substrate 210 can be considered image element array substrates 200.However, the invention is not restricted to this, at it
In his embodiment, colour cell 120R, 120G, 120B and pixel element layer 220 also may be used
It is configured on same substrate, so as to form a chromatic filter positioned at (color filter on array
on array；COA structure).In the present embodiment, first substrate 110 and second substrate
210 can be transparent substrates.The material of first substrate 110 and second substrate 210 can for glass,
Quartz, plastics or other suitable materials.The for example, liquid crystal of display medium 300, but the present invention
It is not limited, in other embodiments, display medium 300 or other suitable materials.
As shown in figure 1, in the present embodiment, multiple colour cell 120R, 120G, 120B
Including multiple first colour cell 120R, multiple second colour cell 120B and multiple
Three colour cell 120G.In the embodiment in figure 1, sequential and one adjacent to each other
First colour cell 120R, a 3rd colour cell 120G and one second colored list
First 120B may make up a colour cell group.Multiple colour cell groups can be arranged in the form of an array
In on first substrate 110.However, the present invention is not intended to limit the first colour cell 120R,
Two colour cell 120B, the 3rd colour cell 120G must be arranged in the above described manner, at it
In its embodiment, the first colour cell 120R, the second colour cell 120B, the 3rd colour
Unit 120G can also the arrangement of other appropriate ways.
At least one colour cell 120R (and/or 120G) includes color blocking 122 (and/or 126)
And it is mixed into multiple quantum dot QDR (and/or QDG) in color blocking 122 (and/or 126).
Specifically, in the present embodiment, the first colour cell 120R include the first color blocking 122 and
It is mixed into multiple first quantum dot QDR in the first color blocking 122.First quantum dot QDR connects
Receive after the light beam LB that sends of backlight 500 it is convertible go out light beam LR.Light beam LR color
It is identical with the color of the first color blocking 122.For example, the first quantum dot QDR receives light beam
LB is (for example：Blue light) after it is convertible go out red light beam LR (that is, first
Quantum dot QDR can be red quantum dot), the first color blocking 122 can be red color resistance.3rd
Colour cell 120G includes the 3rd color blocking 126 and be mixed into the 3rd color blocking 126 multiple the
Two quantum dot QDG.Second quantum dot QDG is received after the light beam LB that backlight 500 is sent
It is convertible go out light beam LG.Light beam LG color is identical with the color of the 3rd color blocking 126.Lift
For example, the second quantum dot QDG receives light beam LB (for example：Blue light) after it is convertible go out
Green light beam LG (that is, the second quantum dot QDG can be green quantum dot),
3rd color blocking 126 can be green color blocking.Second colour cell 120B includes the second color blocking 124,
And second be not mixed into any quantum dot in color blocking 124.The color and backlight of second color blocking 124
The color for the light beam LB that source 500 is sent is identical.For example, backlight 500 is sent
Light beam LB is, for example, blue light, and the second color blocking 124 can be blue color blocking.Backlight 500 is sent out
The light beam LB gone out is by that can be full width at half maximum (FWHM) (Full width at half after the second color blocking 124
Maximum, FWHM) identical or narrower blue light beam LB.It should be noted that, it is above-mentioned
First color blocking 122, the second color blocking 124, the color of the 3rd color blocking 126, backlight 500 are sent out
The light beam LB gone out color and the first quantum dot QDR, the second quantum dot QDG are changed out
Light beam LR, LG color be to illustrate the present invention, and be not used to limitation the present invention,
In other embodiments, the first color blocking 122, the second color blocking 124, the face of the 3rd color blocking 126
The color for the light beam LB that color, backlight 500 are sent and the first quantum dot QDR, second
It is appropriately designed that light beam LR, LG color that quantum dot QDG is changed out can also do other.
In the present embodiment, the first quantum dot QDR, the second quantum dot QDG are alternative
Ground is multi-layer core-shell structure, so that the first quantum dot QDR, the second quantum dot QDG exist
Is evenly dispersed in first colour cell 120R, the 3rd colour cell 120G processing procedure
In one color blocking 122, the 3rd color blocking 126, and then set colored optical filtering substrates 100 and display
Standby 1000 optical characteristics is good.However, the invention is not restricted to this, in other embodiments,
First quantum dot QDR, the second quantum dot QDG are alternatively other appropriate configurations, for example：
Quantum dot through surface passivating treatment etc..
In summary, in the colored optical filtering substrates and display device of one embodiment of the invention,
At least one colour cell includes color blocking and the quantum dot being mixed into color blocking.That is,
At least part chromatic filter layer is mixed with full width at half maximum (FWHM) (the Full width at half of luminous frequency spectrum
Maximum, FWHM) narrow quantum dot.Thereby, colorized optical filtering base is not being increased additionally
In the case of plate and display device thickness, colored optical filtering substrates and display device can possess high color
Color degree of saturation.
Although the present invention is disclosed above with embodiment, so it is not limited to the present invention,
Any those of ordinary skill in the art, is not departing from the spirit and model of the present invention
In enclosing, when can make a little change and retouching, therefore protection scope of the present invention is when regarding this case power
Sharp claimed range, which is defined, to be defined.
Claims (10)
1. a kind of colored optical filtering substrates, it is characterised in that including a first substrate and multiple
Colour cell, wherein：
The plurality of colour cell is configured on the first substrate, and each colour cell includes one
Color blocking and multiple quantum dots, the plurality of quantum dot are mixed into the color blocking.
2. colored optical filtering substrates according to claim 1, it is characterised in that the plurality of
Colour cell includes multiple first colour cells and multiple second colour cells, wherein：
Each first colour cell includes：
One first color blocking；And
Multiple first quantum dots, the plurality of first quantum dot is mixed into first color blocking；
Each second colour cell includes not being mixed into one second color blocking, and second color blocking
Any quantum dot.
3. colored optical filtering substrates according to claim 2, it is characterised in that the plurality of
Colour cell also includes multiple 3rd colour cells, and each 3rd colour cell includes：
One the 3rd color blocking；And
Multiple second quantum dots, the plurality of second quantum dot is mixed into the 3rd color blocking.
4. colored optical filtering substrates according to claim 3, it is characterised in that this first
Color blocking and the 3rd color blocking are respectively red color resistance and green color blocking, the plurality of first quantum dot
It is respectively red quantum dot and green quantum dot, second color blocking with the plurality of second quantum dot
For blue color blocking.
5. a kind of display device, it is characterised in that including a display panel, the display panel
Including a first substrate, multiple colour cells, a second substrate and a display medium, its
In：
The plurality of colour cell is configured on the first substrate, and each colour cell includes one
Color blocking and multiple quantum dots, the plurality of quantum dot are mixed into the color blocking；
The second substrate is relative to the first substrate；
The display medium is located between the first substrate and the second substrate.
6. display device according to claim 5, it is characterised in that the plurality of colour
Unit includes multiple first colour cells and multiple second colour cells, wherein：
Each first colour cell includes：
One first color blocking；And
Multiple first quantum dots, the plurality of first quantum dot is mixed into first color blocking；And
Each second colour cell includes not being mixed into one second color blocking, and second color blocking
Any quantum dot.
7. display device according to claim 6, it is characterised in that the plurality of colour
Unit also includes multiple 3rd colour cells, and each 3rd colour cell includes：
One the 3rd color blocking；And
Multiple second quantum dots, the plurality of second quantum dot is mixed into the 3rd color blocking.
8. display device according to claim 7, it is characterised in that first color blocking
It is respectively red color resistance and green color blocking with the 3rd color blocking, the plurality of first quantum dot is with being somebody's turn to do
Multiple second quantum dots are respectively red quantum dot and green quantum dot, and second color blocking is indigo plant
Color color blocking.
9. display device according to claim 6, it is characterised in that also include：
One backlight, for sending a light beam, the display panel configurations are in the light path of the light beam
On, wherein the color for the light beam that the backlight is sent is identical with the color of second color blocking.
10. display device according to claim 9, it is characterised in that second color
Hinder for blue color blocking, the backlight sends blue light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228363.XA CN107290890A (en) | 2016-04-13 | 2016-04-13 | Colored optical filtering substrates and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228363.XA CN107290890A (en) | 2016-04-13 | 2016-04-13 | Colored optical filtering substrates and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107290890A true CN107290890A (en) | 2017-10-24 |
Family
ID=60095453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610228363.XA Pending CN107290890A (en) | 2016-04-13 | 2016-04-13 | Colored optical filtering substrates and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107290890A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104460103A (en) * | 2014-12-29 | 2015-03-25 | 厦门天马微电子有限公司 | Colored filter substrate and display module |
| CN104765187A (en) * | 2015-04-03 | 2015-07-08 | 深圳市华星光电技术有限公司 | Liquid crystal display |
| CN105242448A (en) * | 2015-11-11 | 2016-01-13 | 深圳市华星光电技术有限公司 | Manufacturing method of color filter substrate and color filter substrate |
| TW201612560A (en) * | 2014-09-30 | 2016-04-01 | Ye Xin Technology Consulting Co Ltd | Color filter and display panel using same |
-
2016
- 2016-04-13 CN CN201610228363.XA patent/CN107290890A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201612560A (en) * | 2014-09-30 | 2016-04-01 | Ye Xin Technology Consulting Co Ltd | Color filter and display panel using same |
| CN104460103A (en) * | 2014-12-29 | 2015-03-25 | 厦门天马微电子有限公司 | Colored filter substrate and display module |
| CN104765187A (en) * | 2015-04-03 | 2015-07-08 | 深圳市华星光电技术有限公司 | Liquid crystal display |
| CN105242448A (en) * | 2015-11-11 | 2016-01-13 | 深圳市华星光电技术有限公司 | Manufacturing method of color filter substrate and color filter substrate |
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Application publication date: 20171024 |
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| RJ01 | Rejection of invention patent application after publication |