CN101750832A - Electrophoresis display and manufacturing method thereof - Google Patents
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- CN101750832A CN101750832A CN200810185745A CN200810185745A CN101750832A CN 101750832 A CN101750832 A CN 101750832A CN 200810185745 A CN200810185745 A CN 200810185745A CN 200810185745 A CN200810185745 A CN 200810185745A CN 101750832 A CN101750832 A CN 101750832A
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Abstract
The invention relates to an electrophoresis display and a manufacturing method thereof. The manufacturing method of electrophoresis display is implemented by firstly forming a plurality of pixel electrodes arrayed in plural groups on a first substrate, and then configuring a plurality of electrophoresis displaying units on the pixel electrodes, wherein each electrophoresis displaying unit comprises a plurality of colored charged particles and the colored charged particles corresponding to each electrophoresis displaying unit has the same color; on the other hand, forming a nonopaque electrode on a second substrate and configuring the second substrate on the electrophoresis displaying units so that the nonopaque electrode is positioned between the electrophoresis displaying units and the second substrate. The inventive electrophoresis display can be driven by part of the pixel electrodes selectively according to the color of the picture to be displayed, thus having good color display.
Description
Technical field
The present invention relates to a kind of display and manufacture method thereof, particularly relate to a kind of electrophoretic display device (EPD) and manufacture method thereof.
Background technology
Because flexible display (flexible display) not only has the advantage of in light weight and thin thickness, the advantage that also has deflection and cannot not fall brokenly, so the manufacturing of flexible display has become important development trend.At present common flexible display is that (electro-phoreticdisplay, EPD), it is a kind ofly to control charged particle distribution kenel by electric field to electrophoretic display device (EPD), and then changes the reflectivity of viewing area to surround lighting, to produce the display of display effect.Based on its displaying principle, electrophoretic display device (EPD) has the characteristics of bistable state (bistability) and illuminating source that need not be extra, thereby meets modern technologies need possess high electricity-saving characteristic simultaneously to flexible display requirement.
Seeing also Figure 1 and Figure 2, is respectively the diagrammatic cross-section that has known electrophoretic layer now, and has the cut-away section synoptic diagram of known electrophoretic display device (EPD) now.With present electrophoretic display device (EPD) technology, the method that forms electrophoretic layer on active member array (or being called display) substrate 200 is earlier a plurality of Electronphoretic display units 110 (as microcapsules electrophoresis or little cup type electrophoresis) to be fixed between transparency carrier 120 and the transparency carrier 130, to form an electrophoretic foil 100, then again electrophoretic foil 100 entirely is attached on the active member multiple substrate 200.
In addition, for taking into account brightness and colorize simultaneously, each manufacturer colored charged particle in utilizing Electronphoretic display unit 110 invariably comes the direction of display color picture to research and develop.Yet, the arrangement pitches of (pixel or be called picture element) electrode 210 and the inequality because arrangement pitches of the Electronphoretic display unit 110 in the electrophoretic foil 100 and the pixel of active member multiple substrate 200, so known electrophoretic display device (EPD) can't provide driving voltage at the Electronphoretic display unit 110 of particular color.
With Fig. 2, correspond to same pixel electrode 210 if having the part of the Electronphoretic display unit 110 of red charged particle 112r with a part with Electronphoretic display unit 110 of green charged particle 112g, then apply driving voltage shown picture color that comes out when this pixel electrode 210 and can present red and green and colour mixture thereof, but not be merely redness or green.Hence one can see that, and the picture color expression effect that has known electrophoretic display device (EPD) now is unsatisfactory.
Summary of the invention
The objective of the invention is to, overcome the defective that existing electrophoretic display device (EPD) exists, and a kind of electrophoretic display device (EPD) of new structure is provided, technical matters to be solved is that it can be driven at the Electronphoretic display unit of particular color, to demonstrate the picture with single particular color.
Another object of the present invention is to, a kind of manufacture method of novel electrophoretic display device (EPD) is provided, technical matters to be solved is to make it produce the electrophoretic display device (EPD) that can show the picture with single particular color.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of electrophoretic display device (EPD) according to the present invention proposes comprises first substrate, a plurality of pixel electrode, a plurality of Electronphoretic display unit, second substrate and euphotic electrode.Wherein, pixel electrode is that mode with array is arranged on first substrate.Electronphoretic display unit is to be disposed on the pixel electrode, and each Electronphoretic display unit comprises a plurality of colored charged particles, and the pairing colored charged particle of each pixel electrode has identical color respectively.Second substrate is disposed at the Electronphoretic display unit top, and euphotic electrode is to be disposed on second substrate, and between second substrate and Electronphoretic display unit.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
In one embodiment of this invention, the colored charged particle of the pairing Electronphoretic display unit of above-mentioned each pixel electrode has identical color.
In one embodiment of this invention, above-mentioned each Electronphoretic display unit lays respectively at least one pixel electrode.
In one embodiment of this invention, above-mentioned Electronphoretic display unit comprises little cup type Electronphoretic display unit or microcapsules formula Electronphoretic display unit.
In one embodiment of this invention, above-mentioned electrophoretic display device (EPD) more comprises a barrier structure, be disposed on the first above-mentioned substrate, and on first substrate, be separated out a plurality of accommodation spaces, and each microcapsules formula Electronphoretic display unit is to be positioned at a corresponding accommodation space.
In one embodiment of this invention, above-mentioned barrier structure is to extend to second substrate by first substrate.
In one embodiment of this invention, the material of above-mentioned barrier structure comprises light screening material.
In one embodiment of this invention, above-mentioned transparent substrates more comprises a light shield layer, is disposed on second substrate.And this light shield layer has a plurality of openings, and wherein each opening corresponds to an Electronphoretic display unit respectively, and above-mentioned euphotic electrode is to insert in these openings.
In one embodiment of this invention, above-mentioned colored charged particle can be red, green or blue charged particle, and each Electronphoretic display unit more comprises a plurality of charged black particles.
In one embodiment of this invention, above-mentioned colored charged particle can be cyan, yellow or carmetta charged particle, and each Electronphoretic display unit more comprises a plurality of white charged particles.
In one embodiment of this invention, above-mentioned first substrate and second substrate are respectively glass substrate or flexible base plate.
The object of the invention to solve the technical problems also realizes by the following technical solutions.The manufacture method of a kind of electrophoretic display device (EPD) that proposes according to the present invention, at first on one first substrate, form a plurality of with array mode pixel electrodes arranged, on these pixel electrodes, dispose a plurality of Electronphoretic display units again, wherein each Electronphoretic display unit comprises a plurality of colored charged particles, and the pairing colored charged particle of each pixel electrode has identical color respectively.On the other hand, on one second substrate, form euphotic electrode, and then this second substrate is disposed on the Electronphoretic display unit, and make euphotic electrode between the Electronphoretic display unit and second substrate.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
In one embodiment of this invention, wherein comprise the identical Electronphoretic display unit of color of the colored charged particle of configuration on each pixel electrode respectively in the step that disposes Electronphoretic display unit on the pixel electrode.
In one embodiment of this invention, wherein comprise each Electronphoretic display unit is disposed at least one pixel electrode in the step of configuration Electronphoretic display unit on the pixel electrode.
In one embodiment of this invention, above-mentioned Electronphoretic display unit comprises microcapsules formula Electronphoretic display unit, and before being disposed at Electronphoretic display unit on the pixel electrode, more be included in and form a barrier structure on the first above-mentioned substrate, being separated out a plurality of accommodation spaces on first substrate, and each microcapsules formula Electronphoretic display unit is to be disposed in the corresponding accommodation space.
In one embodiment of this invention, above-mentioned barrier structure is to extend to second substrate by first substrate.
In one embodiment of this invention, the material of above-mentioned barrier structure comprises light screening material.
In one embodiment of this invention, form before the euphotic electrode on above-mentioned second substrate, more be included in and form light shield layer on second substrate, and the euphotic electrode of follow-up formation is to insert in these openings with a plurality of openings.When second substrate was disposed at the Electronphoretic display unit top, each opening is a corresponding Electronphoretic display unit respectively.
In one embodiment of this invention, above-mentioned colored charged particle can be red, green or blue charged particle, and each Electronphoretic display unit more comprises a plurality of charged black particles.
In one embodiment of this invention, above-mentioned colored charged particle can be cyan, yellow or carmetta charged particle, and each Electronphoretic display unit more comprises a plurality of white charged particles.
By technique scheme, electrophoretic display device (EPD) of the present invention and manufacture method thereof have following advantage and beneficial effect at least: electrophoretic display device (EPD) of the present invention can select the pixel electrode of part to drive according to the color of desire picture displayed.Therefore, if the colored charged particle color in the Electronphoretic display unit that each pixel electrode of selecting is controlled is identical, this moment, electrophoretic display device (EPD) can show the picture of solid color.Hence one can see that, and electrophoretic display device (EPD) of the present invention can have good color representation.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the diagrammatic cross-section that has known electrophoretic layer now.
Fig. 2 is the cut-away section synoptic diagram that has known electrophoretic display device (EPD) now.
Fig. 3 A to Fig. 3 D is the diagrammatic cross-section of electrophoretic display device (EPD) in manufacturing process in one embodiment of the invention.
Fig. 4 is half-finished synoptic diagram of electrophoretic display device (EPD) in the another embodiment of the present invention.
Fig. 5 is half-finished diagrammatic cross-section of electrophoretic display device (EPD) in the another embodiment of the present invention.
Fig. 6 is half-finished diagrammatic cross-section of electrophoretic display device (EPD) in the another embodiment of the present invention.
Fig. 7 is half-finished diagrammatic cross-section of electrophoretic display device (EPD) in the another embodiment of the present invention.
Fig. 8 is the diagrammatic cross-section of electrophoretic display device (EPD) in the another embodiment of the present invention.
Fig. 9 is the diagrammatic cross-section of electrophoretic display device (EPD) in the another embodiment of the present invention.
100: electrophoretic foil 110: Electronphoretic display unit
112r: red charged particle 112g: green charged particle
120,130: transparency carrier 200: the active member multiple substrate
210: pixel electrode 300,900: electrophoretic display device (EPD)
314: scanning linear 316: thin film transistor (TFT)
318: pixel region 320: pixel electrode
330: Electronphoretic display unit 332: colored charged particle
334: charged black particles 336: white charged particles
360: barrier structure 362: accommodation space
370: light shield layer 372: opening
930: little cup type Electronphoretic display unit
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, electrophoretic display device (EPD) and its embodiment of manufacture method, structure, feature and effect thereof that foundation the present invention is proposed are elaborated.
Below the manufacturing process of electrophoretic display device (EPD) of the present invention will be described earlier.See also shown in Fig. 3 A to Fig. 3 D.Be the diagrammatic cross-section of electrophoretic display device (EPD) in manufacturing process in one embodiment of the invention.As shown in Figure 3A, at first on first substrate 310, form a plurality of with array mode pixel electrodes arranged 320.Wherein, the material of first substrate can be glass substrate or the flexual plastic substrate of tool.
Specifically, present embodiment utilizes the element of thin film transistor (TFT) array as drive cataphoresis display, therefore before forming pixel electrode 320, has disposed data line 312, scanning linear 314 and thin film transistor (TFT) 316 on first substrate 310, as shown in Figure 4.Wherein, data line 312 is to be separated out a plurality of pixel regions 318 with scanning linear 314 on first substrate 310, and each thin film transistor (TFT) 316 all is configured in the corresponding pixel region 318, and is electrically connected to corresponding data line 312 and scanning linear 314.Each pixel electrode 320 also is to be disposed in the corresponding pixel region 318, and electrically connects with data line 312 by thin film transistor (TFT) 316.
Though it should be noted that present embodiment is that electrophoretic display device (EPD) with the active-matrix formula is that example is done explanation, it is not in order to limit the present invention.Have the knack of this operator and should be understood that electrophoretic display device (EPD) of the present invention also can be the display that utilizes passive-matrix to drive.
Shown in Fig. 3 B, a plurality of Electronphoretic display units 330 of configuration on pixel electrode 320.Wherein, Electronphoretic display unit 330 can be the Electronphoretic display unit of microcapsules formula (micro-capsule), also can be the Electronphoretic display unit of little cup type (micro-cup).Present embodiment is that the Electronphoretic display unit 330 with the microcapsules formula is that example is done explanation, but is not that the present invention is defined in this.
Specifically, each Electronphoretic display unit 330 comprises a plurality of colored charged particles 332, and in the present embodiment, the colored charged particle 332 in each Electronphoretic display unit 330 can be red, green or blue charged particle.Except these colored charged particles 332, each Electronphoretic display unit 330 of present embodiment more comprises a plurality of charged black particles 334.In addition, in another embodiment, as shown in Figure 5, colored charged particle 332 in each Electronphoretic display unit 330 can be cyan (cyan), yellow (yellow) or carmetta (magenta) charged particle, and except these colored charged particles 332, each Electronphoretic display unit 330 more comprises a plurality of white charged particles 336.
What deserves to be mentioned is that present embodiment for example is the Electronphoretic display unit 330 that configuration has the colored charged particle 332 of same color on each pixel electrode 320.Specifically, can only dispose single Electronphoretic display unit 330 (shown in Fig. 3 B) on each pixel electrode 320, also can dispose a plurality of Electronphoretic display units 330, and these Electronphoretic display units 330 comprise the colored charged particle 322 of same color, as shown in Figure 6.In other words, each pixel electrode 320 is the Electronphoretic display units 330 that comprise the colored charged particle 332 of a certain color respectively in order to driving.
It should be noted that; the quantity of the Electronphoretic display unit 330 that is disposed on each pixel electrode 320 depends on the dimension scale of pixel electrode 320 and Electronphoretic display unit 330; haveing the knack of this operator can do change according to actual required voluntarily slightly, precisely because still belong in the scope of institute of the present invention desire protection.
Except one or more comprises the Electronphoretic display unit 330 of colored charged particle 332 of same color in configuration on each pixel electrode 320, the present invention can also be disposed at each Electronphoretic display unit 330 on a plurality of pixel electrodes 320 in another embodiment, Figure 7 shows that example, each Electronphoretic display unit 330 all is positioned on two pixel electrodes 320.That is to say that each Electronphoretic display unit 330 all is to drive by two pixel electrodes 320.
Please referring again to Fig. 3 B, present embodiment is before configuration Electronphoretic display unit 330 on the pixel electrode 320, can also on first substrate 310, form barrier structure 360 earlier, on first substrate 310, to be separated out a plurality of accommodation spaces 362, again these Electronphoretic display units 330 are disposed in the accommodation space 362 one to one afterwards, so that fix the position of each Electronphoretic display unit 330 on first substrate 310.
Please refer to Fig. 3 C, on second substrate 340, form euphotic electrode 350.Wherein, the material of second substrate 340 can be glass substrate or the flexual plastic substrate of tool.What deserves to be mentioned is, present embodiment more can be before being formed on euphotic electrode 350 on second substrate 340, on second substrate 340, form light shield layer 370 earlier with a plurality of openings 372, and then euphotic electrode 350 is formed on the light shield layer 370, so that euphotic electrode 350 is inserted in the opening 372 of light shield layer 370.Wherein, the material of light shield layer 370 for example is resin, graphite, electroless plating nickel, chromium or other light screening materials.
Please refer to Fig. 3 D, second substrate 340 is disposed on the Electronphoretic display unit 330, so that euphotic electrode 350 is between the Electronphoretic display unit 330 and second substrate 340.At this moment, the manufacturing process of the electrophoretic display device (EPD) 300 of present embodiment is roughly finished.Wherein, the opening 372 of light shield layer 370 is to correspond to the accommodation space 362 that barrier structure 360 is separated out respectively.That is to say that each Electronphoretic display unit 330 lays respectively in the accommodation space 362, and correspond to the opening 372 of light shield layer 370.Thus, the mixed light phenomenon that will be produced in the time of can avoiding light via 330 outgoing of different Electronphoretic display units, and then can improve the contrast of electrophoretic display device (EPD) 300.
Specifically, the present invention also can directly utilize barrier structure 360 to reach the effect identical with light shield layer 370 in another embodiment.Fig. 8 illustrates the diagrammatic cross-section into electrophoretic display device (EPD) in the another embodiment of the present invention.Please refer to Fig. 8, in the present embodiment, the barrier structure 360 on first substrate 310 is to extend to second substrate 340 from first substrate 310, and its material can be resin, graphite, electroless plating nickel, chromium or other light screening materials.Hence one can see that, and the barrier structure 360 of present embodiment be except being used for fixing Electronphoretic display unit 330 the position on first substrate 310, has more the shade function identical with the light shield layer 370 of the foregoing description.
Have the knack of this operator and understand the present invention more for making, below will be with previous embodiment and graphic explanation electrophoretic display device (EPD) of the present invention thereof.
Please referring again to Fig. 3 D, the electrophoretic display device (EPD) 300 of one embodiment of the invention comprises first substrate 310, a plurality of pixel electrode 320, a plurality of Electronphoretic display unit 330, second substrate 340 and euphotic electrode 350.Wherein, above-mentioned pixel electrode 320 is that mode with array is arranged on first substrate 310.With present embodiment, electrophoretic display device (EPD) 300 for example is to utilize thin film transistor (TFT) (thin filmtransistor, TFT) as active-matrix formula (active matrix) display of driving element, therefore on first substrate 310 except disposing a plurality of pixel electrodes 320, more dispose data line 312, scanning linear 314 and thin film transistor (TFT) 316, its electrical connection in the preamble explanation, repeats no more herein.
Hold above-mentionedly, Electronphoretic display unit 330 is to be disposed on the pixel electrode 320, and each Electronphoretic display unit 330 of present embodiment comprises a plurality of colored charged particles 332 respectively, as red, green or blue color colour band electrochondria.Specifically, each Electronphoretic display unit 330 of present embodiment also comprises a plurality of charged black particles 334 except these colored charged particles 322.In another embodiment, as shown in Figure 4, each Electronphoretic display unit 330 comprises a plurality of colored charged particles 332 respectively, as cyan, yellow or carmetta charged particle, and includes white charged particles 336 simultaneously.
In addition, the Electronphoretic display unit 330 in the electrophoretic display device (EPD) of the present invention can be the microcapsules formula Electronphoretic display unit shown in Fig. 3 D, also can be little cup type Electronphoretic display unit 930 shown in Figure 9, and the present invention does not do any qualification at this.
Please continue the D with reference to Fig. 3, the color of the colored charged particle 332 that each pixel electrode 320 is corresponded to is identical.Specifically, can only dispose single Electronphoretic display unit 330 on each pixel electrode 320, also can dispose a plurality of Electronphoretic display units 330 that comprise the colored charged particle 322 of same color, as shown in Figure 6.In other words, each pixel electrode 320 is the Electronphoretic display units 330 that comprise the colored charged particle 332 of a certain color respectively in order to driving.
In addition, the present invention can also be disposed at each Electronphoretic display unit 330 on a plurality of pixel electrodes 320, and as shown in Figure 7, each Electronphoretic display unit 330 all is positioned on two pixel electrodes 320.That is to say that each Electronphoretic display unit 330 all is to drive by two pixel electrodes 320.
Please referring again to Fig. 3 D, the electrophoretic display device (EPD) 300 of present embodiment more comprises barrier structure 360, it is to be disposed on first substrate 310, and is separated out a plurality of accommodation spaces 362 on first substrate 310, and these Electronphoretic display units 330 promptly are to be disposed in the accommodation space 362 in man-to-man mode.
In addition, second substrate 340 is to be disposed at Electronphoretic display unit 330 tops, and the light shield layer 370 that disposes euphotic electrode 350 and have a plurality of openings 372 on second substrate 340 of present embodiment, wherein light shield layer 370 is to be disposed on second substrate 340, euphotic electrode 350 is to be disposed on the light shield layer 370 and to insert in the opening 372, and between second substrate 340 and Electronphoretic display unit 330.At this, because the opening 372 of light shield layer 370 is to correspond to the accommodation space 362 that barrier structure 360 is separated out in man-to-man mode on first substrate 310, therefore can avoid producing the mixed light phenomenon, and then improve the color contrast of the shown picture of electrophoretic display device (EPD) 300 from the light of electrophoretic display device (EPD) 300 outgoing.
Certainly, as shown in Figure 9, in electrophoretic display device (EPD) 900, also can utilize light shield layer 370 to improve the contrast of display frame with little cup type Electronphoretic display unit 930.
In addition, the present invention can also utilize the barrier structure 360 on first substrate 310 to reach the effect that improves the demonstration contrast in another embodiment.Please refer to Fig. 8, the barrier structure 360 on first substrate 310 is to extend to second substrate 340 from first substrate 310, and its material can be resin, graphite, electroless plating nickel, chromium or other light screening materials, has identical function with the light shield layer with Fig. 3 D.
In sum, in electrophoretic display device (EPD) of the present invention, each pixel electrode is only controlled the Electronphoretic display unit with certain colored charged particle of the same colour.That is to say that electrophoretic display device (EPD) of the present invention can be selected the pixel electrode of part and apply driving voltage thereon according to the color of desire picture displayed.Therefore, if the colored charged particle color in the Electronphoretic display unit that each pixel electrode of selecting is controlled is identical, this moment, electrophoretic display device (EPD) can show the picture of solid color.Hence one can see that, and electrophoretic display device (EPD) of the present invention and the known electrophoretic display device (EPD) that can't show the solid color picture can have preferable color representation in comparison.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (20)
1. electrophoretic display device (EPD) is characterized in that it comprises:
One first substrate;
A plurality of pixel electrodes are arranged in to array on this first substrate;
A plurality of Electronphoretic display units are disposed on those pixel electrodes, and wherein each this Electronphoretic display unit comprises a plurality of colored charged particles, and pairing those the colored charged particles of each this pixel electrode have identical color respectively;
One second substrate is disposed at those Electronphoretic display unit tops; And
One euphotic electrode is disposed on this second substrate, and between those Electronphoretic display units and this second substrate.
2. electrophoretic display device (EPD) according to claim 1 is characterized in that the colored charged particle of pairing those Electronphoretic display units of wherein said each this pixel electrode has identical color.
3. electrophoretic display device (EPD) according to claim 1 is characterized in that wherein said each this Electronphoretic display unit lays respectively at those pixel electrodes at least on one of them.
4. electrophoretic display device (EPD) according to claim 1 is characterized in that wherein said those Electronphoretic display units comprise little cup type Electronphoretic display unit or microcapsules formula Electronphoretic display unit.
5. electrophoretic display device (EPD) according to claim 4, it is characterized in that it also comprises a barrier structure, be disposed on this first substrate, and on this first substrate, be separated out a plurality of accommodation spaces, and each this microcapsules formula Electronphoretic display unit be positioned at those corresponding accommodation spaces one of them.
6. electrophoretic display device (EPD) according to claim 5 is characterized in that wherein said barrier structure is to extend to this second substrate by this first substrate.
7. electrophoretic display device (EPD) according to claim 6 is characterized in that the material of wherein said barrier structure comprises light screening material.
8. electrophoretic display device (EPD) according to claim 1, it is characterized in that it also comprises a light shield layer, be disposed on this second substrate that this light shield layer has a plurality of openings, and this euphotic electrode is to insert in those openings, and each this respectively corresponding those Electronphoretic display units of opening one of them.
9. electrophoretic display device (EPD) according to claim 1 it is characterized in that wherein said those colored charged particles are red, green or blue charged particle, and each this Electronphoretic display unit also comprises a plurality of charged black particles.
10. electrophoretic display device (EPD) according to claim 1 it is characterized in that wherein said those colored charged particles are cyan, yellow or carmetta charged particle, and each this Electronphoretic display unit also comprises a plurality of white charged particles.
11. electrophoretic display device (EPD) according to claim 1 is characterized in that wherein said first substrate and this second substrate are respectively glass substrate or flexible base plate.
12. the manufacture method with electrophoretic display device (EPD) is characterized in that it may further comprise the steps:
Form a plurality of pixel electrodes at one first substrate, wherein those pixel electrodes are that array is arranged on this first substrate;
The a plurality of Electronphoretic display units of configuration on those pixel electrodes, wherein each this Electronphoretic display unit comprises a plurality of colored charged particles, and pairing those the colored charged particles of each this pixel electrode have identical color respectively;
On one second substrate, form an euphotic electrode; And
This second substrate that is formed with this euphotic electrode on it is disposed on those Electronphoretic display units, and makes this euphotic electrode between those Electronphoretic display units and this second substrate.
13. the manufacture method of electrophoretic display device (EPD) according to claim 12 is characterized in that wherein said step at those Electronphoretic display units of configuration on those pixel electrodes comprises the identical Electronphoretic display unit of color of the colored charged particle of configuration on each this pixel electrode respectively.
14. the manufacture method of electrophoretic display device (EPD) according to claim 12 is characterized in that wherein said step at those Electronphoretic display units of configuration on those pixel electrodes comprises each this Electronphoretic display unit to be disposed at those pixel electrodes at least on one of them.
15. the manufacture method of electrophoretic display device (EPD) according to claim 12, it is characterized in that wherein said those Electronphoretic display units comprise microcapsules formula Electronphoretic display unit, and before being disposed at those microcapsules formula Electronphoretic display units on those pixel electrodes, also be included in and form a barrier structure on this first substrate, being separated out a plurality of accommodation spaces on this first substrate, and each this microcapsules formula Electronphoretic display unit is to be disposed at those corresponding accommodation spaces in one of them.
16. the manufacture method of electrophoretic display device (EPD) according to claim 15 is characterized in that wherein said barrier structure is to extend to this second substrate by this first substrate.
17. the manufacture method of electrophoretic display device (EPD) according to claim 16 is characterized in that the material of wherein said barrier structure comprises light screening material.
18. the manufacture method of electrophoretic display device (EPD) according to claim 12, it is characterized in that wherein before forming this euphotic electrode on this second substrate, also be included in and form a light shield layer on this second substrate with a plurality of openings, and this euphotic electrode is to insert in those openings, when this second substrate that is formed with this euphotic electrode on it is disposed on those Electronphoretic display units, each this opening is corresponding respectively have same color colored charged particle those Electronphoretic display units at least one of them.
19. the manufacture method of electrophoretic display device (EPD) according to claim 12 it is characterized in that wherein said those colored charged particles are red, green or blue charged particle, and each this Electronphoretic display unit also comprises a plurality of charged black particles.
20. the manufacture method of electrophoretic display device (EPD) according to claim 12 it is characterized in that wherein said those colored charged particles are cyan, yellow or carmetta charged particle, and each this Electronphoretic display unit also comprises a plurality of white charged particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810185745A CN101750832A (en) | 2008-12-08 | 2008-12-08 | Electrophoresis display and manufacturing method thereof |
Applications Claiming Priority (1)
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| CN200810185745A CN101750832A (en) | 2008-12-08 | 2008-12-08 | Electrophoresis display and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8072674B2 (en) | 2008-12-01 | 2011-12-06 | E Ink Holdings Inc. | Electro-phoretic display and fabricating method thereof |
| CN102707531A (en) * | 2011-05-13 | 2012-10-03 | 京东方科技集团股份有限公司 | Display |
| CN102707530A (en) * | 2011-05-13 | 2012-10-03 | 京东方科技集团股份有限公司 | Display |
| CN102981342A (en) * | 2011-09-02 | 2013-03-20 | 希毕克斯影像有限公司 | Color display devices |
| CN103309111A (en) * | 2012-03-09 | 2013-09-18 | 元太科技工业股份有限公司 | Electrophoresis display panel and manufacturing method thereof |
| CN103941514A (en) * | 2013-12-18 | 2014-07-23 | 天马微电子股份有限公司 | Electrophoresis display panel, manufacturing method thereof and electrophoresis display device |
| CN105807531A (en) * | 2014-12-31 | 2016-07-27 | 广州奥翼电子科技有限公司 | Microcapsule electrophoretic electronic paper colorful display screen and colorful display layer thereof |
| CN106648187A (en) * | 2015-07-20 | 2017-05-10 | 宸鸿科技(厦门)有限公司 | Touch panel |
| CN110322844A (en) * | 2019-07-10 | 2019-10-11 | 京东方科技集团股份有限公司 | A kind of electrophoretic display apparatus and its display methods for realizing more grayscale colours |
| CN114265256A (en) * | 2021-12-30 | 2022-04-01 | 广东志慧芯屏科技有限公司 | Manufacturing method of electronic paper display equipment and electronic paper display equipment |
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| US8072674B2 (en) | 2008-12-01 | 2011-12-06 | E Ink Holdings Inc. | Electro-phoretic display and fabricating method thereof |
| CN102707530B (en) * | 2011-05-13 | 2015-06-17 | 京东方科技集团股份有限公司 | Display device |
| CN102707531A (en) * | 2011-05-13 | 2012-10-03 | 京东方科技集团股份有限公司 | Display |
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| CN102707531B (en) * | 2011-05-13 | 2015-04-15 | 京东方科技集团股份有限公司 | Display |
| CN102981342A (en) * | 2011-09-02 | 2013-03-20 | 希毕克斯影像有限公司 | Color display devices |
| CN102981342B (en) * | 2011-09-02 | 2016-12-21 | 电子墨水加利福尼亚有限责任公司 | Color display apparatus |
| CN103309111B (en) * | 2012-03-09 | 2016-03-02 | 元太科技工业股份有限公司 | Electrophoresis display panel and manufacturing method thereof |
| CN103309111A (en) * | 2012-03-09 | 2013-09-18 | 元太科技工业股份有限公司 | Electrophoresis display panel and manufacturing method thereof |
| CN103941514A (en) * | 2013-12-18 | 2014-07-23 | 天马微电子股份有限公司 | Electrophoresis display panel, manufacturing method thereof and electrophoresis display device |
| CN103941514B (en) * | 2013-12-18 | 2017-08-04 | 天马微电子股份有限公司 | A kind of electrophoretic display panel and its manufacture method, electrophoretic display apparatus |
| CN105807531A (en) * | 2014-12-31 | 2016-07-27 | 广州奥翼电子科技有限公司 | Microcapsule electrophoretic electronic paper colorful display screen and colorful display layer thereof |
| CN106648187A (en) * | 2015-07-20 | 2017-05-10 | 宸鸿科技(厦门)有限公司 | Touch panel |
| CN110322844A (en) * | 2019-07-10 | 2019-10-11 | 京东方科技集团股份有限公司 | A kind of electrophoretic display apparatus and its display methods for realizing more grayscale colours |
| CN114265256A (en) * | 2021-12-30 | 2022-04-01 | 广东志慧芯屏科技有限公司 | Manufacturing method of electronic paper display equipment and electronic paper display equipment |
| CN118151461A (en) * | 2024-05-10 | 2024-06-07 | 惠科股份有限公司 | Display panel, preparation method of display panel and display device |
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Application publication date: 20100623 |