CN104678549A - Electrowetting display device - Google Patents
Electrowetting display device Download PDFInfo
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- CN104678549A CN104678549A CN201510133627.9A CN201510133627A CN104678549A CN 104678549 A CN104678549 A CN 104678549A CN 201510133627 A CN201510133627 A CN 201510133627A CN 104678549 A CN104678549 A CN 104678549A
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Abstract
The invention provides an electrowetting display device. The electrowetting display device comprises an upper substrate, a lower substrate, and ink, wherein the upper substrate and the lower substrate are arranged oppositely; the ink is sealed between the upper substrate and the lower substrate; a plurality of pairs of parallel positive and negative electrodes are laid on the surface, opposite to the upper substrate, of the lower substrate; each pair of electrodes comprise a positive electrode and a negative electrode; the adjacent electrodes carry the same electric charges; a protective film layer is laid on each of the electrodes; when each pair of electrodes are subjected to voltage, the ink is shrunk, rays of light penetrate through pixel units, and a watcher watches the displayed frames. According to the electrowetting display device disclosed by the invention, the pairs of parallel positive and negative electrodes are arranged in the surface; when the electrodes are subjected to the voltage, the ink is shrunk above each pair of electrodes, the rays of light penetrate through the pixel units, and the watcher watches the frames.
Description
Technical field
The present invention relates to a kind of novel electric moisten display device.
Background technology
Electrowetting display (Electrowetting Display, EWD) principle utilizes electric wetting phenomena or electrochemical kapillary (Electrocapillary) phenomenon. the wetting display technique of electricity is that low-power consumption, reflectivity are high, fast response time because it has by special concern, and the multiple performance such as Applicable temperature scope is wide.
The so-called wetting process that a kind of liquid of matrix surface replaces another group liquid that in fact refers to.This is a kind of method utilizing the top layer of Control of Voltage liquid to move.No-voltage time, coloured hydrophobic nature ink soaks insulation course, and this thing observer is it is seen that ink look; And during making alive, electrolytic solution moves to picture element edge at electric field action lower compression colored ink, force ink only to occupy few part of effective coverage, now, observer is then it is seen that the reflected colour in light source colour behind or reflection horizon.
A figure as shown in Figure 1, the electrode lay-out of existing EWD is mostly similar to common VA type liquid crystal indicator, arranges that electrode forms object electrode respectively respectively, be full of electrolytic solution and ink in substrate on CF and TFT two substrates.B figure as shown in Figure 1, IPS mode display is then electrode lay-out in the same face, and realize liquid crystal upset in face, this is another electric field topology form.
Summary of the invention
The present invention, by arranging multipair parallel positive and negative electrode in face, by applying voltage, reaches a kind of electric moisten display device that ink is contracted in the upper area of often pair of electrode.
The invention provides a kind of electric moisten display device; it comprises the upper substrate and infrabasal plate that are oppositely arranged and the ink be sealed between upper substrate and infrabasal plate; described infrabasal plate is equipped with some to parallel positive and negative electrode on the surface relative with upper substrate; often pair of electrode includes positive electrode and negative electrode; adjacent electrode is like charges; each electrode is all equipped with protective film; when voltage is applied on often pair of electrode; ink shrinks; light is through pixel cell, and observer sees display frame.
Wherein, described infrabasal plate is provided with insulation course, and described positive and negative electrode is layed on insulation course.
Wherein, infrabasal plate is provided with 2 pairs of positive and negative electrodes, sequentially be respectively: the first positive electrode, the second negative electrode, the 3rd negative electrode and the 4th positive electrode, wherein, first positive electrode and the second negative electricity very pair of electrodes, 3rd negative electrode and the 4th positive electricity very pair of electrodes, these two pairs of electrodes are located at the two ends of pixel cell, and positive electrode is all positioned at the periphery of pixel cell.
Wherein, infrabasal plate is provided with 2 pairs of positive and negative electrodes, sequentially be respectively: the first negative electrode, the second positive electrode, the 3rd positive electrode and the 4th negative electrode, wherein, first negative electrode and the second positive electricity very pair of electrodes, 3rd positive electrode and negative positive electricity very pair of electrodes, these two pairs of electrodes are located at the two ends of pixel cell, and negative electrode is all positioned at the periphery of pixel cell.
Wherein, infrabasal plate is provided with 3 pairs of positive and negative electrodes, sequentially be respectively: the first positive electrode, the second negative electrode, the 3rd negative electrode, the 4th positive electrode, the 5th positive electrode and the 6th negative electrode, wherein, first positive electrode and the second negative electricity very pair of electrodes, 3rd negative electrode and the 4th positive electricity very pair of electrodes, the 5th positive electrode and the 6th negative electricity very pair of electrodes, these three pairs of electrodes are arranged in two ends and the centre of pixel cell respectively.
Wherein, infrabasal plate is provided with 3 pairs of positive and negative electrodes, sequentially be respectively: the first negative electrode, the second positive electrode, the 3rd positive electrode, the 4th negative electrode, the 5th negative electrode and the 6th positive electrode, wherein, first negative electrode and the second positive electricity very pair of electrodes, 3rd positive electrode and the 4th negative electricity very pair of electrodes, the 5th negative electrode and the 6th positive electricity very pair of electrodes, these three pairs of electrodes are arranged in two ends and the centre of pixel cell respectively.
Wherein, one end of pressure-wire connects the positive electrode of often pair of electrode, and the other end of pressure-wire connects the negative electrode of often pair of electrode.
The present invention, by arranging multipair parallel positive and negative electrode in face, by applying voltage, reaches the upper area that ink is contracted in often pair of electrode, and light is through pixel cell, and observer sees picture.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the electrode lay-out of the EWD of existing VA pattern and IPS pattern;
Fig. 2 is the structural representation of electric moisten display device of the present invention;
Fig. 3 is the floor map of the first embodiment of infrabasal plate of the present invention;
Fig. 4 is the floor map of the second embodiment basic under the present invention;
Fig. 5 is the structural representation after electric moisten display device making alive of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
A kind of novel electric moisten display device of the present invention; as shown in Figure 2; it comprises: the upper substrate 20 be oppositely arranged and infrabasal plate 10 and the ink 30 be sealed between upper substrate and infrabasal plate; ink 30 is positioned on the insulation course 101 on infrabasal plate 10; described infrabasal plate 10 is equipped with some to parallel positive and negative electrode on the surface relative with upper substrate; specifically be equipped with some to positive and negative electrode on the bottom substrate 11 of infrabasal plate 10; this some to positive and negative electrode sequential on bottom substrate 11, each electrode is all equipped with protective film.
Figure 3 shows that infrabasal plate 10 is provided with 2 pairs of positive and negative electrodes, sequentially be respectively: the first positive electrode 12, second negative electrode 13, 3rd negative electrode 14, and the 4th positive electrode 15, wherein, first positive electrode 12 and the second negative electrode 13 are pair of electrodes, 3rd negative electrode 14 and the 4th positive electrode 15 are pair of electrodes, these two pairs of electrodes are located at the two ends of pixel cell, and in the present embodiment, positive electrode is all positioned at the periphery of pixel cell, in other embodiments, also the periphery of pixel cell can be all positioned at by negative electrode, as 2 pairs of positive and negative electrodes are sequentially: the first negative electrode, second positive electrode, 3rd positive electrode, and the 4th negative electrode, first and the 4th negative electrode be positioned at the periphery of pixel cell.
Figure 4 shows that infrabasal plate 10 is provided with 3 pairs of positive and negative electrodes, sequentially be respectively: the first positive electrode 12, second negative electrode 13, 3rd negative electrode 14, 4th positive electrode 15, 5th positive electrode 16, and the 6th negative electrode 17, wherein, first positive electrode 12 and the second negative electrode 13 are pair of electrodes, 3rd negative electrode 14 and the 4th positive electrode 15 are pair of electrodes, 5th positive electrode 16 and the 6th negative electrode 17 are pair of electrodes, these three pairs of electrodes are arranged in two ends and the centre of pixel cell respectively, and adjacent electrode is like charges, in other embodiments, these three pairs of positive and negative electrodes are sequentially respectively: the first negative electrode 13, second positive electrode 13, 3rd positive electrode 14, 4th negative electrode 15, 5th negative electrode 16, and the 6th positive electrode 17.
The technical scheme of parallel pole in the above-mentioned face introducing this electric moisten display device, and by distribution of electrodes scheme in multizone face.
Voltage is applied on often pair of electrode, and one end of pressure-wire connects the positive electrode of often pair of electrode, and the other end of pressure-wire connects the negative electrode of often pair of electrode.
When not applying no-voltage, ink tiling is between upper and lower base plate, picture display black; As shown in Figure 5, when applying voltage, with 2 pairs of electrodes for embodiment, ink starts to shrink, and ink is contracted in the upper area of often pair of electrode, and now, light is through pixel cell, and observer sees picture.
The present invention, by arranging multipair parallel positive and negative electrode in face, by applying voltage, reaches the upper area that ink is contracted in often pair of electrode, and light is through pixel cell, and observer sees picture.
Claims (7)
1. an electric moisten display device; it comprises the upper substrate and infrabasal plate that are oppositely arranged and the ink be sealed between upper substrate and infrabasal plate; it is characterized in that: described infrabasal plate is equipped with some to parallel positive and negative electrode on the surface relative with upper substrate; often pair of electrode includes positive electrode and negative electrode; adjacent electrode is like charges; each electrode is all equipped with protective film; when voltage is applied on often pair of electrode; ink shrinks; light is through pixel cell, and observer sees display frame.
2. electric moisten display device according to claim 1, is characterized in that: described infrabasal plate is provided with insulation course, and described positive and negative electrode is layed on insulation course.
3. electric moisten display device according to claim 1, it is characterized in that: infrabasal plate is provided with 2 pairs of positive and negative electrodes, sequentially be respectively: the first positive electrode, the second negative electrode, the 3rd negative electrode and the 4th positive electrode, wherein, first positive electrode and the second negative electricity very pair of electrodes, 3rd negative electrode and the 4th positive electricity very pair of electrodes, these two pairs of electrodes are located at the two ends of pixel cell, and positive electrode is all positioned at the periphery of pixel cell.
4. electric moisten display device according to claim 1, it is characterized in that: infrabasal plate is provided with 2 pairs of positive and negative electrodes, sequentially be respectively: the first negative electrode, the second positive electrode, the 3rd positive electrode and the 4th negative electrode, wherein, first negative electrode and the second positive electricity very pair of electrodes, 3rd positive electrode and negative positive electricity very pair of electrodes, these two pairs of electrodes are located at the two ends of pixel cell, and negative electrode is all positioned at the periphery of pixel cell.
5. electric moisten display device according to claim 1, it is characterized in that: infrabasal plate is provided with 3 pairs of positive and negative electrodes, sequentially be respectively: the first positive electrode, the second negative electrode, the 3rd negative electrode, the 4th positive electrode, the 5th positive electrode and the 6th negative electrode, wherein, first positive electrode and the second negative electricity very pair of electrodes, 3rd negative electrode and the 4th positive electricity very pair of electrodes, 5th positive electrode and the 6th negative electricity very pair of electrodes, these three pairs of electrodes are arranged in two ends and the centre of pixel cell respectively.
6. electric moisten display device according to claim 1, it is characterized in that: infrabasal plate is provided with 3 pairs of positive and negative electrodes, sequentially be respectively: the first negative electrode, the second positive electrode, the 3rd positive electrode, the 4th negative electrode, the 5th negative electrode and the 6th positive electrode, wherein, first negative electrode and the second positive electricity very pair of electrodes, 3rd positive electrode and the 4th negative electricity very pair of electrodes, 5th negative electrode and the 6th positive electricity very pair of electrodes, these three pairs of electrodes are arranged in two ends and the centre of pixel cell respectively.
7. electric moisten display device according to claim 1, is characterized in that: one end of pressure-wire connects the positive electrode of often pair of electrode, and the other end of pressure-wire connects the negative electrode of often pair of electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133627.9A CN104678549B (en) | 2015-03-25 | 2015-03-25 | A kind of electrowetting display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133627.9A CN104678549B (en) | 2015-03-25 | 2015-03-25 | A kind of electrowetting display device |
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| CN104678549A true CN104678549A (en) | 2015-06-03 |
| CN104678549B CN104678549B (en) | 2018-07-10 |
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| CN201510133627.9A Active CN104678549B (en) | 2015-03-25 | 2015-03-25 | A kind of electrowetting display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799074A (en) * | 2017-12-15 | 2018-03-13 | 福州大学 | A kind of drive control method and device for realizing the colored display of electric moistening display |
| CN109856792A (en) * | 2019-03-28 | 2019-06-07 | 福州大学 | Electrowetting display device and its driving method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080247051A1 (en) * | 2004-03-30 | 2008-10-09 | Koninklijke Philips Electronics, N.V. | Variable Lens |
| CN101373777A (en) * | 2007-08-24 | 2009-02-25 | 群康科技(深圳)有限公司 | Thin-film transistor substrate, electric moistening type display apparatus method for manufacturing the thin-film transistor substrate |
| CN103257445A (en) * | 2013-05-28 | 2013-08-21 | 东南大学 | Flexible electric moisturizing display device |
| JP2013164591A (en) * | 2012-02-10 | 2013-08-22 | Au Optronics Corp | Electro-wetting display |
| CN103760705A (en) * | 2013-12-31 | 2014-04-30 | 深圳市华星光电技术有限公司 | Display panel with penetrating effect |
-
2015
- 2015-03-25 CN CN201510133627.9A patent/CN104678549B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080247051A1 (en) * | 2004-03-30 | 2008-10-09 | Koninklijke Philips Electronics, N.V. | Variable Lens |
| CN101373777A (en) * | 2007-08-24 | 2009-02-25 | 群康科技(深圳)有限公司 | Thin-film transistor substrate, electric moistening type display apparatus method for manufacturing the thin-film transistor substrate |
| JP2013164591A (en) * | 2012-02-10 | 2013-08-22 | Au Optronics Corp | Electro-wetting display |
| CN103257445A (en) * | 2013-05-28 | 2013-08-21 | 东南大学 | Flexible electric moisturizing display device |
| CN103760705A (en) * | 2013-12-31 | 2014-04-30 | 深圳市华星光电技术有限公司 | Display panel with penetrating effect |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799074A (en) * | 2017-12-15 | 2018-03-13 | 福州大学 | A kind of drive control method and device for realizing the colored display of electric moistening display |
| CN109856792A (en) * | 2019-03-28 | 2019-06-07 | 福州大学 | Electrowetting display device and its driving method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104678549B (en) | 2018-07-10 |
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