CN101876771B - Display device - Google Patents
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- CN101876771B CN101876771B CN 200910137284 CN200910137284A CN101876771B CN 101876771 B CN101876771 B CN 101876771B CN 200910137284 CN200910137284 CN 200910137284 CN 200910137284 A CN200910137284 A CN 200910137284A CN 101876771 B CN101876771 B CN 101876771B
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Abstract
The invention relates to a display device comprising a first substrate, a second substrate, a plurality of display units and a plurality of spacing walls, wherein the second substrate is arranged above the first substrate; the display units are configured between the first substrate and the second substrate, and each display unit comprises dielectric solvent; the spacing walls are arranged between the adjacent display units, and the dielectric coefficient of the material of the spacing wall is smaller than that of the adjacent dielectric solvent. Because the dielectric coefficient of the material of the spacing wall of the display device is smaller than that of the adjacent dielectric solvent, the capacitance generated by driving voltage in the spacing wall can be lowered so as to avoid intrusion tone in the display unit which is not driven.
Description
Technical field
The present invention relates to a kind of display device, particularly relate to a kind of display device of improving display effect.
Background technology
In recent years, along with the progress of science and technology and the development of society, the use of display device in various electronic products more and more widely.And, compact along with electronic product and be easy to carry about with one development trend, the flexible display that has thin thickness and be easy to advantages such as bending has more appearred on the market, as little glass of electrophoretic display device (EPD) (Microcup Electrophoretic Display), powder mobile display (Quick Response-Liquid Powder Display, QR-LPD) with electrowetting display (Electro-wetting Display, EWD).
With little glass of electrophoretic display device (EPD) is example, and it comprises a plurality of little glass of display units, and each little glass of display unit has solvent and is dispersed in charged particle in the solvent.In the driving process of little glass of electrophoretic display device (EPD), the driving voltage that is applied is except the required electric field of the little glass of display unit show image that can provide desire to drive, toward the contact meeting near little glass of display unit it exerted an influence, make charged particle wherein produce motion improperly, so-called cross-talk (Cross-talk) phenomenon just takes place.Thereby cause GTG to change or the picture distortion easily, influence display effect.
For avoiding crosstalk phenomenon between adjacent little glass of display unit, the solution of existing known proposition is the driving critical voltage that increases the spacing between little glass of adjacent display unit or improve little glass of display unit.Yet the spacing between little glass of adjacent display unit is bigger, and the resolution of little glass of electrophoretic display device (EPD) is lower.In addition, the driving critical voltage of little glass of display unit of raising then can reduce the reaction rate of display device.
Therefore, how undermining under the prerequisite of resolution and reaction rate in nothing, avoid crosstalk phenomenon between display unit, thereby promote the display effect of display device, is one of subject under discussion that personnel paid attention to of association area in fact.
This shows that above-mentioned existing display device obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of novel display device, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Because the defective that above-mentioned existing display device exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of novel display device, can improve general existing display device, make it have more practicality.Through constantly research, design, and, create the present invention who has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
Fundamental purpose of the present invention is, overcome the defective that existing display device exists, and provide a kind of novel display device, technical matters to be solved is that it can be undermined under the prerequisite of resolution and reaction rate in nothing, avoid crosstalk phenomenon between display unit, thereby promote the display effect of display device, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of display device according to the present invention proposes comprises one first substrate, one second substrate, a plurality of display unit and a plurality of spaced walls; This first substrate comprises that a substrate and drives array; This driving array is disposed in this substrate, and this drives array between this substrate and those display units; This second substrate is equipped on the top of this first substrate, comprises a transparent panel and a transparency electrode; This transparent panel is disposed at those display unit tops, and this transparent panel is between those display units and this transparent panel; Those display units are disposed between this first substrate and this second substrate, and respectively this display unit comprises a dielectric solvent; Those spaced walls are disposed between those adjacent display units, wherein the dielectric coefficient of the material of those spaced walls less than its dielectric coefficient of adjacent those dielectric solvents.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid display device, the material of wherein said those spaced walls are solid.
Aforesaid display device, the material of wherein said those spaced walls are fluorine material, porosint or macromolecular material.
Aforesaid display device, the dielectric coefficient of the material of wherein said those spaced walls is less than 4.
Aforesaid display device, the dielectric coefficient of the material of wherein said those spaced walls less than its adjacent those dielectric solvents dielectric coefficient 1/2nd.
Aforesaid display device, the material of wherein said substrate are glass, polyimide, polyethylene terephthalate, Polyethylene Naphthalate or polymethylmethacrylate.
Aforesaid display device, wherein said second substrate more comprises a color filter film, is disposed between this transparent panel and this transparency electrode.
Aforesaid display device, the material of wherein said transparency electrode are indium tin oxide, indium-zinc oxide, zinc paste or indium gallium zinc oxide.
Aforesaid display device, the material of wherein said transparent panel are glass, polyimide, polyethylene terephthalate, Polyethylene Naphthalate or polymethylmethacrylate.
Aforesaid display device, wherein said display device are little glass of electrophoretic display device (EPD), powder mobile display or electrowetting display.
Aforesaid display device, wherein said respectively this display unit comprises a plurality of charged particles, is scattered in this dielectric solvent.
The present invention compared with prior art has tangible advantage and beneficial effect.As known from the above,, the invention provides a kind of display device, comprise first substrate, second substrate, a plurality of display unit and a plurality of spaced walls for achieving the above object.Wherein, second substrate is equipped on the top of first substrate.These display units are disposed between first substrate and second substrate, and each display unit comprises dielectric solvent.These spaced walls are disposed between the adjacent display unit, and the dielectric coefficient of the material of spaced walls less than its dielectric coefficient of adjacent dielectric solvent.
The dielectric coefficient of the material of the spaced walls of display device of the present invention is less than the dielectric coefficient of dielectric solvent, therefore when driving selected display unit, can reduce driving voltage at the capacitance that spaced walls produced, and then avoid crosstalk phenomenon in not driven display unit.Hence one can see that, and the present invention can undermine under the prerequisite of the resolution of display device and reaction rate in nothing, promotes the display effect of display device.
By technique scheme, display device of the present invention has following advantage and beneficial effect at least:
The present invention can undermine under the prerequisite of resolution and reaction rate in nothing, avoids crosstalk phenomenon between display unit, thereby promotes the display effect of display device, is very suitable for practicality.
In sum, the invention relates to a kind of display device, comprise first substrate, second substrate, a plurality of display unit and a plurality of spaced walls.Wherein, second substrate is equipped on the top of first substrate.These display units are disposed between first substrate and second substrate, and each display unit comprises dielectric solvent.These spaced walls are disposed between the adjacent display unit, and the dielectric coefficient of the material of spaced walls less than its dielectric coefficient of adjacent dielectric solvent.The present invention has obvious improvement technically, and has tangible good effect, really is a new and innovative, progressive, practical new design.
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 of display device in one embodiment of the invention.
Synoptic diagram when Fig. 2 is driven for the part display unit of display device shown in Figure 1.
Fig. 3 is the diagrammatic cross-section of display device in the another embodiment of the present invention.
10: 11: the first substrates of display device
112: substrate 114: drive array
12: display unit 122: dielectric solvent
124: 13: the second substrates of charged particle
132: transparent panel 134: transparency electrode
136: color filter film 14: spaced walls
15: fluid sealant
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, to its embodiment of display device, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can clearly present in the following detailed description that cooperates with reference to graphic preferred embodiment.For convenience of description, in following embodiment, components identical is represented with identical numbering.
Fig. 1 is the diagrammatic cross-section of display device in one embodiment of the invention.See also shown in Figure 1, display device 10 comprises first substrate 11, a plurality of display unit 12, second substrate 13 and a plurality of spaced walls 14, wherein, second substrate 13 is equipped on the top of first substrate 11, display unit 12 is disposed between first substrate 11 and second substrate 13, and each display unit 12 comprises dielectric solvent 122.Spaced walls 14 is disposed between the adjacent display unit 12, and the dielectric coefficient of the material of spaced walls 14 is less than the dielectric coefficient of dielectric solvent 122.Wherein, display device 10 is a little glass of electrophoretic display device (EPD), but it is pointed out that the present invention not as limit, and it also can be powder mobile display or electrowetting display.
Hold above-mentioned, first substrate 11 can comprise substrate 112 and be disposed at driving array 114 in the substrate 112, drive array 114 between substrate 112 and display unit 12, wherein, driving array 114 can be active or passive type, and it for example comprises thin film transistor (TFT) array (Thin FilmTransistor array, TFT array) and pixel electrode.The material of substrate 112 can be glass, polyimide (Polyimide, PI), polyethylene terephthalate (PolyethyleneTerephthalate, PET), Polyethylene Naphthalate (Polyethylene Naphthalene, PEN) or polymethylmethacrylate (Polymethyl Methacrylate, PMMA).
In addition, please, have the knack of this skill person and should be understood that display device 10 also can comprise fluid sealant 15 at first substrate 11 and second substrate 13 referring again to shown in Figure 1, be formed at the periphery of a plurality of display units 12, be used for these display units 12 are sealed between first substrate 11 and second substrate 13.In addition, as shown in Figure 3, have colored display effect for making display device 10, second substrate 13 more can comprise color filter film 136, is disposed between transparent panel 132 and the transparency electrode 136.
In sum, the dielectric coefficient of the spaced walls of display device of the present invention is less than the dielectric coefficient of dielectric solvent, therefore can when drive selected display unit, reduce driving voltage at the capacitance that spaced walls produced, and then avoid crosstalk phenomenon in not driven display unit.Hence one can see that, and the present invention can undermine under the prerequisite of the resolution of display device and reaction rate in nothing, promotes display effect.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; anyly have the knack of this skill person; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
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 the content that does not break away from technical solution of the present invention, 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 (11)
1. display device is characterized in that it comprises:
One first substrate comprises that a substrate and drives array; This driving array is disposed in this substrate;
One second substrate is equipped on the top of this first substrate; This second substrate comprises a transparent panel and a transparency electrode;
A plurality of display units be disposed between this first substrate and this second substrate, and respectively this display unit comprise a dielectric solvent; This drives array between this substrate and those display units; This transparent panel is disposed at those display unit tops, and this transparency electrode is disposed between those display units and this transparent panel; And
A plurality of spaced walls are disposed between those adjacent display units, wherein the dielectric coefficient of the material of those spaced walls less than its dielectric coefficient of adjacent those dielectric solvents.
2. display device according to claim 1, the material that it is characterized in that wherein said those spaced walls is a solid.
3. display device according to claim 1, the material that it is characterized in that wherein said those spaced walls is fluorine material, porosint or macromolecular material.
4. display device according to claim 1, the dielectric coefficient of material that it is characterized in that wherein said those spaced walls is less than 4.
5. display device according to claim 1, it is characterized in that wherein said those spaced walls material dielectric coefficient less than its adjacent those dielectric solvents dielectric coefficient 1/2nd.
6. display device according to claim 5, the material that it is characterized in that wherein said substrate is glass, polyimide, polyethylene terephthalate, Polyethylene Naphthalate or polymethylmethacrylate.
7. display device according to claim 1 is characterized in that wherein said second substrate more comprises a color filter film, is disposed between this transparent panel and this transparency electrode.
8. display device according to claim 1, the material that it is characterized in that wherein said transparency electrode are indium tin oxide, indium-zinc oxide, zinc paste or indium gallium zinc oxide.
9. display device according to claim 1, the material that it is characterized in that wherein said transparent panel is glass, polyimide, polyethylene terephthalate, Polyethylene Naphthalate or polymethylmethacrylate.
10. display device according to claim 1 is characterized in that wherein said display device is little glass of electrophoretic display device (EPD), powder mobile display or electrowetting display.
11. display device according to claim 1 is characterized in that wherein said respectively this display unit comprises a plurality of charged particles, is scattered in this dielectric solvent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910137284 CN101876771B (en) | 2009-04-30 | 2009-04-30 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910137284 CN101876771B (en) | 2009-04-30 | 2009-04-30 | Display device |
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| Publication Number | Publication Date |
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| CN101876771A CN101876771A (en) | 2010-11-03 |
| CN101876771B true CN101876771B (en) | 2013-07-24 |
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| CN 200910137284 Active CN101876771B (en) | 2009-04-30 | 2009-04-30 | Display device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062984A (en) * | 2010-11-29 | 2011-05-18 | 广州奥熠电子科技有限公司 | Electrophoretic display device and manufacturing method thereof |
| TWI493270B (en) | 2012-12-28 | 2015-07-21 | E Ink Holdings Inc | Display device and fabrication method of display device |
| CN105590592B (en) * | 2016-03-23 | 2018-11-06 | 京东方科技集团股份有限公司 | A kind of display device and its driving method |
| CN111276510B (en) * | 2018-12-04 | 2022-09-09 | 昆山工研院新型平板显示技术中心有限公司 | Light emitting device and display apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1402069A (en) * | 2001-08-20 | 2003-03-12 | 希毕克斯幻像有限公司 | Improved back transmission electrophoresis display |
| CN1705907A (en) * | 2002-10-21 | 2005-12-07 | 佳能株式会社 | Process for producing electrophoresis display device |
-
2009
- 2009-04-30 CN CN 200910137284 patent/CN101876771B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1402069A (en) * | 2001-08-20 | 2003-03-12 | 希毕克斯幻像有限公司 | Improved back transmission electrophoresis display |
| CN1705907A (en) * | 2002-10-21 | 2005-12-07 | 佳能株式会社 | Process for producing electrophoresis display device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2005-346010A 2005.12.15 |
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| CN101876771A (en) | 2010-11-03 |
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