CN106371260A - Electronic paper display device and preparation method thereof - Google Patents
Electronic paper display device and preparation method thereof Download PDFInfo
- Publication number
- CN106371260A CN106371260A CN201611001742.1A CN201611001742A CN106371260A CN 106371260 A CN106371260 A CN 106371260A CN 201611001742 A CN201611001742 A CN 201611001742A CN 106371260 A CN106371260 A CN 106371260A
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- Prior art keywords
- display device
- substrate
- electrode
- electronic paper
- pixel cell
- Prior art date
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Classifications
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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
- G02F1/165—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
Abstract
The invention relates to the technical field of display devices discloses an electronic paper display device and a preparation method thereof and aims at decreasing light mixing phenomena occurred between every two adjacent pixel units and improving the display effect of the electronic paper display device. The electronic paper display device comprises a first substrate provided with a first electrode layer, a second substrate provided with a second electrode layer, an electronic ink layer arranged between the first electrode layer and the second electrode layer and multiple pixel units arranged between the first substrate and the second substrate and arranged in an array mode, wherein the first electrode layer comprises first sub-electrode zones corresponding to the pixel units in a one-to-one mode and distributed along the peripheries of the corresponding pixel units, and each first sub-electrode zone at least surrounds two sides of the corresponding pixel unit.
Description
Technical field
The present invention relates to display technology field, particularly to a kind of display device of electronic paper and preparation method thereof.
Background technology
With the fast development of Display Technique, many novel display devices are constantly developed, wherein, Electronic Paper
Display device has many advantages, such as low power consumption, slimming, long-life, deflection, and the potentiality of great development.
Traditional display device of electronic paper typically to be realized image by the way of reflection external ambient light and to show, that is, saturating
In bright electrophoresis liquid, dispersion charged black particles form electronic ink layer, control charged black particles by Electrode Field in display
The distribution of sightingpiston, realizes the display of black/white picture.When charged black particles are evenly distributed on the upper base of sightingpiston
During plate, the external world incides the light of sightingpiston and is adsorbed by charged black particles, observer now watch for black picture；When
When charged black particles gather the block pixel electrode layer driving below electronic ink layer on substrate, sightingpiston is incided in the external world
Light pass through upper substrate pass through transparent electrophoresis liquid, sightingpiston is reflected by the reflecting layer of lower section, what observer now watched is
(if chromatic colour filter layer or external environmental light or other light source are colourama, what observer now watched is white picture
Corresponding colour picture).
In existing display device of electronic paper, the distributed architecture of pixel electrode 03 is as shown in figure 1, work as charged black particles
When gathering the block pixel electrode 03 driving below electronic ink layer on substrate, ambient passes through transparent electrical through upper substrate
Swimming liquid, is reflected sightingpiston by the reflecting layer 04 of lower section, but is irradiated to quite a few ambient light incident on reflecting layer 04
Angle non-viewing normal to a surface direction, the light that so will result in display between adjacent two pixel cells 05 occurs colour mixture existing
As, as shown in Fig. 2 i.e. the display light of viewing area 01 enters in viewing area 02, the normal display of impact viewing area 02.
Content of the invention
The invention provides a kind of display device of electronic paper and preparation method thereof, in order to reduce two neighboring pixel cell it
Between occur mixed light phenomenon, improve display device of electronic paper display effect.
For reaching above-mentioned purpose, present invention offer technical scheme below:
The invention provides a kind of display device of electronic paper, comprising: it is provided with the first substrate of first electrode layer, be provided with second
The second substrate of electrode layer, the electronic ink layer being arranged between described first electrode layer and described the second electrode lay, Yi Jishe
It is placed in the multiple pixel cells being arranged in array between described first substrate and second substrate；
Described first electrode layer includes: corresponds and the week along corresponding described pixel cell with described pixel cell
First sub-electrode region of side distribution, each described first sub-electrode region at least surrounds the both sides of corresponding described pixel cell
Side.
The display device of electronic paper that the present invention provides, adjusts the first electricity by changing the shape of first electrode layer so that working as
During direction of an electric field between pole layer and the second electrode lay, electric ink in the layer charged black particles are gathered in first electrode
Layer, because first electrode layer includes: first sub-electrode region one-to-one with described pixel cell, each described first son electricity
Polar region domain at least surrounds the both sides side of corresponding described pixel cell, so that charged black particles are corresponding can also wrap
Enclose at least both sides of pixel cell, play the effect of isolation light, therefore the display device of electronic paper that the present invention provides, it is possible to reduce phase
There is mixed light phenomenon between adjacent two pixel cells, improve the display effect of display device of electronic paper.
In some optional embodiments, each described first sub-electrode region is the region of a closing, right to surround
The all sides of the described pixel cell answered.Such setting can reduce further and occur between two neighboring pixel cell to mix
Optical phenomenon.
In some optional embodiments, described pixel cell that each described first sub-electrode region is surrounded with it
Width between the corresponding part of each side differs.Specifically, the pixel cell that each first sub-electrode region is surrounded with it
The corresponding part in each side width can according between two neighboring pixel cell mixed light intensity arrange.
In some optional embodiments, described pixel cell that each described first sub-electrode region is surrounded with it
The width of the corresponding part of side increases with the mixed light intensity between two neighboring described pixel cell and increases.If adjacent two
Mixed light intensity between individual pixel cell is higher, can be by corresponding for this two pixel cell adjacent edges the first sub-electrode region pair
It is more wider that the part answered is arranged.
In some optional embodiments, described first electrode layer is fitted with described electronic ink layer setting.
In some optional embodiments, at least provided with transparent between described first electrode layer and described electronic ink layer
Insulating barrier.
Above-mentioned display device of electronic paper, also includes: is arranged at the black between described first substrate and described second substrate
Matrix layer, described black-matrix layer is filled between two neighboring pixel cell.
In some optional embodiments, described first substrate is to drive substrate.
The invention provides a kind of preparation method of display device of electronic paper, comprising: formed and have the of first electrode layer
One substrate, forms and has the second substrate of the second electrode lay, formed be located at described first electrode layer and described the second electrode lay it
Between electronic ink layer, and formed and be located at multiple pixel lists being arranged in array between described first substrate and second substrate
Unit；
The described first electrode layer being formed includes: corresponds and along corresponding described pixel list with described pixel cell
First sub-electrode region of the circumferential distribution of unit, each described first sub-electrode region at least surrounds corresponding described pixel cell
Both sides side.
The preparation method of the display device of electronic paper being provided using the present invention, by changing the shape of first electrode layer, is made
Proper adjust between first electrode layer and the second electrode lay direction of an electric field when, electric ink in the layer charged black particles are gathered
Combine in first electrode layer, because first electrode layer includes: first sub-electrode region one-to-one with described pixel cell, each
Described first sub-electrode region at least surrounds the both sides side of corresponding described pixel cell, so that charged black particles pair
At least both sides that can also surround pixel cell answered, play the effect of isolation light, therefore the Electronic Paper display dress that the present invention provides
The preparation method put, it is possible to reduce mixed light phenomenon occurs between two neighboring pixel cell, improves the aobvious of display device of electronic paper
Show effect.
In some optional embodiments, the preparation method of above-mentioned display device of electronic paper, also include:
Form the black-matrix layer being located between described first substrate and described second substrate, described black-matrix layer filling
Between two neighboring pixel cell.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this
Bright schematic description and description is used for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the planar structure schematic diagram of display device of electronic paper of the prior art；
Fig. 2 is the a-a of the display device of electronic paper of the prior art shown in Fig. 1 to sectional view；
Fig. 3 is the first planar structure schematic diagram of display device of electronic paper provided in an embodiment of the present invention；
Fig. 4 is the second planar structure schematic diagram of display device of electronic paper provided in an embodiment of the present invention；
Fig. 5 is the third planar structure schematic diagram of display device of electronic paper provided in an embodiment of the present invention；
Fig. 6 is the 4th kind of planar structure schematic diagram of display device of electronic paper provided in an embodiment of the present invention.
In figure:
01 (02)-viewing area 03- pixel electrode
04- reflecting layer 05- pixel cell
1- pixel cell 2- the first sub-electrode region
3- gate electrode 4- data electrode
5- semiconductor layer
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.
As shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, wherein: Fig. 3 is the of display device of electronic paper provided in an embodiment of the present invention
A kind of planar structure schematic diagram；Fig. 4 is that the second planar structure of display device of electronic paper provided in an embodiment of the present invention is illustrated
Figure；Fig. 5 is the third planar structure schematic diagram of display device of electronic paper provided in an embodiment of the present invention；Fig. 6 is that the present invention is real
4th kind of planar structure schematic diagram of the display device of electronic paper of example offer is provided.
The invention provides a kind of display device of electronic paper, comprising: it is provided with the first substrate of first electrode layer, be provided with second
The second substrate of electrode layer, the electronic ink layer being arranged between first electrode layer and the second electrode lay and be arranged at first
Multiple pixel cells 1 being arranged in array between substrate and second substrate；
First electrode layer includes: correspond with pixel cell 1 and circumferential distribution along corresponding pixel cell 1
One sub-electrode region 2, each the first sub-electrode region 2 at least surrounds the both sides side of corresponding pixel cell 1.
The display device of electronic paper that the present invention provides, adjusts the first electricity by changing the shape of first electrode layer so that working as
During direction of an electric field between pole layer and the second electrode lay, electric ink in the layer charged black particles are gathered in first electrode
Layer, because first electrode layer includes: the one-to-one first sub-electrode region 2 with pixel cell 1, each first sub-electrode region
The 2 both sides sides at least surrounding corresponding pixel cell 1, so that charged black particles are corresponding can also surround pixel list
At least both sides of unit 1, play the effect of isolation light, therefore the display device of electronic paper that the present invention provides, it is possible to reduce two neighboring
There is mixed light phenomenon between pixel cell 1, improve the display effect of display device of electronic paper.
Above-mentioned display device of electronic paper typically also includes: gate electrode 3 data electrode 4 arranged in a crossed manner, semiconductor layer 5,
Insulating barrier etc..
Above-mentioned first sub-electrode region 2 can be that the region of closing may not be closing, as shown in Figure 3 and Figure 5, often
Individual first sub-electrode region 2 is the region of a closing, to surround all sides of corresponding pixel cell 1.Such setting can
To reduce generation mixed light phenomenon between two neighboring pixel cell 1 further.
Optionally, between each the first sub-electrode region 2 and the corresponding part of each side of the pixel cell 1 that it surrounds
Width differs.
Further, the width of each first sub-electrode region 2 and the corresponding part of side of the pixel cell 1 that it surrounds
Increase with the mixed light intensity between two neighboring pixel cell 1 and increase.As shown in figure 5, along data electrode 4 direction of routing,
If the mixed light intensity between two neighboring pixel cell 1 is higher, can be by the corresponding for this two pixel cell 1 adjacent edges first son
Electrode zone 2 corresponding part setting more wider, will w1 setting more than w2, so serving prevents the effect of mixed light
Really, again can be with material-saving.
Mixed light intensity before pixel cell can determine based on experience value.
The concrete set location of above-mentioned first electrode layer does not limit, and optionally, first electrode layer is fitted with electronic ink layer and set
Put.I.e. first electrode layer is located at the top of electronic ink layer, other film layers of nothing and electronic ink layer between.
Optionally, at least provided with transparent insulating layer between first electrode layer and electronic ink layer.
In order to reduce the generation of mixed light phenomenon, above-mentioned display device of electronic paper further, also include: be arranged at first substrate
Black-matrix layer and second substrate between, black-matrix layer is filled between two neighboring pixel cell 1.
Optionally, first substrate is to drive substrate.
The embodiment of the present invention additionally provides a kind of preparation method of display device of electronic paper, comprising: is formed and has the first electricity
The first substrate of pole layer, forms and has the second substrate of the second electrode lay, formed be located at first electrode layer and the second electrode lay it
Between electronic ink layer, and formed and be located at multiple pixel cells 1 being arranged in array between first substrate and second substrate；
The first electrode layer being formed includes: corresponds with pixel cell 1 and the periphery along corresponding pixel cell 1 divides
First sub-electrode region 2 of cloth, each the first sub-electrode region 2 at least surrounds the both sides side of corresponding pixel cell 1.
The preparation method of the display device of electronic paper being provided using the present invention, by changing the shape of first electrode layer, is made
Proper adjust between first electrode layer and the second electrode lay direction of an electric field when, electric ink in the layer charged black particles are gathered
Combine in first electrode layer, because first electrode layer includes: the one-to-one first sub-electrode region 2 with pixel cell 1, each
One sub-electrode region 2 at least surrounds the both sides of corresponding pixel cell 1, so that charged black particles are corresponding can also wrap
Enclose at least both sides side of pixel cell 1, play the effect of isolation light, therefore the preparation of the display device of electronic paper of present invention offer
Method, it is possible to reduce mixed light phenomenon occurs between two neighboring pixel cell 1, improves the display effect of display device of electronic paper.
Optionally, the preparation method of above-mentioned display device of electronic paper, also includes:
Form the black-matrix layer being located between first substrate and second substrate, black-matrix layer is filled in two neighboring picture
Between plain unit 1.
Obviously, those skilled in the art can carry out the various changes and modification essence without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprise these changes and modification.
Claims (10)
1. a kind of display device of electronic paper, comprising: the first substrate being provided with first electrode layer, the second base being provided with the second electrode lay
Plate, the electronic ink layer being arranged between described first electrode layer and described the second electrode lay and be arranged at described first base
Multiple pixel cells being arranged in array between plate and second substrate；It is characterized in that,
Described first electrode layer includes: corresponds with described pixel cell and the periphery along corresponding described pixel cell divides
First sub-electrode region of cloth, each described first sub-electrode region at least surrounds the both sides side of corresponding described pixel cell
Side.
2. display device of electronic paper according to claim 1 is it is characterised in that each described first sub-electrode region is one
Closing region, to surround all sides of corresponding described pixel cell.
3. display device of electronic paper according to claim 2 it is characterised in that each described first sub-electrode region and its
Width between the corresponding part of each side of described pixel cell surrounded differs.
4. display device of electronic paper according to claim 1 it is characterised in that each described first sub-electrode region and its
The width of the corresponding part of side of described pixel cell surrounded is strong with the mixed light between two neighboring described pixel cell
Degree increases and increases.
5. display device of electronic paper according to claim 1 is it is characterised in that described first electrode layer and described electronic ink
Water layer laminating setting.
6. display device of electronic paper according to claim 1 is it is characterised in that described first electrode layer and described electronic ink
At least provided with transparent insulating layer between water layer.
7. the display device of electronic paper according to any one of claim 1～6 is it is characterised in that also include: described in being arranged at
Black-matrix layer between first substrate and described second substrate, described black-matrix layer be filled in two neighboring pixel cell it
Between.
8. display device of electronic paper according to claim 7 is it is characterised in that described first substrate is to drive substrate.
9. a kind of preparation method of display device of electronic paper, comprising: form the first substrate with first electrode layer, formation has
The second substrate of the second electrode lay, forms the electronic ink layer being located between described first electrode layer and described the second electrode lay,
And form the multiple pixel cells being arranged in array being located between described first substrate and second substrate；It is characterized in that,
The described first electrode layer being formed includes: corresponds and along corresponding described pixel cell with described pixel cell
First sub-electrode region of circumferential distribution, each described first sub-electrode region at least surrounds the two of corresponding described pixel cell
Side side.
10. the preparation method of display device of electronic paper according to claim 9 is it is characterised in that also include:
Form the black-matrix layer being located between described first substrate and described second substrate, described black-matrix layer is filled in phase
Between adjacent two pixel cells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611001742.1A CN106371260B (en) | 2016-11-14 | 2016-11-14 | Display device of electronic paper and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611001742.1A CN106371260B (en) | 2016-11-14 | 2016-11-14 | Display device of electronic paper and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106371260A true CN106371260A (en) | 2017-02-01 |
| CN106371260B CN106371260B (en) | 2019-09-06 |
Family
ID=57893993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611001742.1A Active CN106371260B (en) | 2016-11-14 | 2016-11-14 | Display device of electronic paper and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN106371260B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683383A (en) * | 2019-01-31 | 2019-04-26 | 京东方科技集团股份有限公司 | Pixel unit and its display methods, display panel |
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| US11069308B2 (en) | 2019-01-31 | 2021-07-20 | Chongqing Boe Optoelectronics Technology Co., Ltd. | Pixel unit, display method thereof and display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106371260B (en) | 2019-09-06 |
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