CN202025484U - Laminated electroluminescent display - Google Patents
Laminated electroluminescent display Download PDFInfo
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- CN202025484U CN202025484U CN201020561727.4U CN201020561727U CN202025484U CN 202025484 U CN202025484 U CN 202025484U CN 201020561727 U CN201020561727 U CN 201020561727U CN 202025484 U CN202025484 U CN 202025484U
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- electroluminescence
- subarray
- electroluminescent
- electroluminescent layer
- layer submounts
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Abstract
Provided is a laminated electroluminescent display, which relates to the display field. The laminated electroluminescent display comprises an electroluminescent display array, which includes at least two sub electroluminescent display arrays, namely, a first sub electroluminescent display array and a second sub electroluminescent display array. The first sub electroluminescent display array and the second sub electroluminescent display array can be arranged in a front-rear or top-bottom manner. The laminated electroluminescent display also comprises an electroluminescent substrate, on which the electroluminescent display array is disposed. The division of the electroluminescent display array into at least two sub electroluminescent display arrays in a front-rear manner enables to effectively reduce the number of electroluminescent points at the same thickness (or height) and to effectively decrease the producing difficulty.
Description
Technical field
The utility model relates to electronic applications, is specifically related to the demonstration field.
Background technology
Display screen has brought a lot of convenience for people's live and work.Existing display screen has CRT display screen, LCDs, el display panel, plasma panel.
The electroluminescence display screen technology is not overripened relatively in above-mentioned display screen, also comes with some shortcomings in the mechanism of el display panel itself and production technology, therefore can not meet the need of market.To such an extent as to el display panel can not obtain to popularize so far on market.
The utility model content
The purpose of this utility model is to provide a kind of stacked electroluminescent display, to solve the problems of the technologies described above.
The utility model can be realized by the following technical solutions:
Stacked electroluminescent display comprises the electroluminescence array of display, and described electroluminescence array of display comprises that at least two group electroluminescences show subarray, and promptly first electroluminescence shows that subarray, second electroluminescence show subarray;
Described first electroluminescence shows that the subarray and second electroluminescence show that subarray is divided into the two-layer arrangement in front and back, obviously also can be the mode of being arranged above and below.
The electroluminescence array of display is divided into the tandem electroluminescence of at least two groups shows that subarray can effectively reduce electroluminescence point on the same thickness (or height) quantity of arranging, and can effectively reduce the production difficulty.
Described electroluminescence point can be the electroluminescent material point, can also be the zone, two electrode intersections of a slice electroluminescence powder.
Described first electroluminescence shows that the color of the electroluminescent layer that subarray adopted and described second electroluminescence show that the color of the electroluminescent layer that subarray adopted is inconsistent, so that controlling filed photoluminescence point and be convenient to production.
Described electroluminescence array of display comprises that three groups of electroluminescences show subarray, promptly first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show subarray, and described first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show that subarray is divided into three layers of arrangement from A-P.So that further reduce the production difficulty.
Described first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show subarray, adopt the electroluminescence point of the different color in the three primary colours respectively.So that the abundant picture of display color.
The electroluminescence point of the different color in the three primary colours can be red, green, blue 3 colour field photoluminescence points.Also can be to utilize other forms of three primary colours, adopt the electroluminescence point that constitutes other forms of three primary colours.
Described stacked electroluminescent display also comprises an electroluminescence laminar substrate, and described electroluminescence array of display is arranged on the described electroluminescence laminar substrate.
Described electroluminescence laminar substrate comprises two-layer at least electroluminescent layer submounts, promptly comprises the first electroluminescent layer submounts, the second electroluminescent layer submounts at least; Arrange before and after described first electroluminescent layer submounts and the described second electroluminescent layer submounts; The described first electroluminescent layer submounts adopts transparent material; Described first electroluminescence shows that subarray is arranged on the described first electroluminescent layer submounts, and described second electroluminescence shows that subarray is arranged on the described second electroluminescent layer submounts.By showing that for the electroluminescence of electroluminescence array of display subarray is provided with the electroluminescent layer submounts as carrier, further reduce the production difficulty, and allow to increase the electroluminescence point density of arranging, to increase pixel.
Described electroluminescence laminar substrate comprises three layers of electroluminescent layer submounts, promptly comprise the tandem first electroluminescent layer submounts, the second electroluminescent layer submounts, the 3rd electroluminescent layer submounts, the described first electroluminescent layer submounts, the second electroluminescent layer submounts adopt transparent material respectively, are loaded with described first electroluminescence on the described first electroluminescent layer submounts, the second electroluminescent layer submounts, the 3rd electroluminescent layer submounts respectively and show that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show subarray.When reduction production difficulty, permission increase electroluminescence point are arranged density, so that the abundant picture of display color.
The place ahead of the described first electroluminescent layer submounts also is covered with a transparent protective layer, so that protect first electroluminescence to show subarray.
Electroluminescence point in the described electroluminescence array of display can adopt electroluminescent layer.
The place ahead that is positioned at the described electroluminescent layer submounts at relative rear is furnished with rear electrode (conducting wire), the rear that is positioned at the described electroluminescent layer submounts in relative the place ahead is furnished with preceding electrode (conducting wire), and described electroluminescence point is clipped between described rear electrode and the preceding electrode.On the protective layer preceding electrode can be set.Preceding electrode and rear electrode constitute array of controls, and externally the luminous situation of each electroluminescence point is descended and then controlled in the control of control circuit, thereby realize the control to imaging pixel.Help simplifying the production technology of array of controls like this.
Electrode adopts transparency electrode before described, so that form better display effect.
Rear electrode at least two described electroluminescent layer submounts adopts transparency electrode, so that form better display effect.Rear electrode on last described electroluminescent layer submounts can not adopt transparency electrode.
The electroluminescent layer submounts place in described electroluminescence point the place ahead is provided with one and has the astigmatic piece that astigmatism acts on, thereby the light that described electroluminescence point is launched is soft evenly.
The area of described astigmatic piece is greater than the longitudinal section area of described electroluminescence point, so that the area of single pixel is bigger, and then improves display effect.
The part uneven surface that described astigmatic piece can be the electroluminescent layer submounts also can be preceding electrode or a rear electrode coarse on the electroluminescent layer submounts.
The electroluminescent layer submounts can adopt flexible transparent material, has flexible stacked electroluminescent display with generation.In order to adapt to flexible demand, the electrode in the electroluminescence array of display can adopt tinsel, such as filamentary silver, copper wire etc.
In the specific design can: described electroluminescence laminar substrate comprises three layers of electroluminescent layer submounts, promptly comprise the tandem first electroluminescent layer submounts, the second electroluminescent layer submounts, the 3rd electroluminescent layer submounts, the described first electroluminescent layer submounts, the second electroluminescent layer submounts adopts transparent material respectively, the described first electroluminescent layer submounts, the second electroluminescent layer submounts, be loaded with described first electroluminescence on the 3rd electroluminescent layer submounts respectively and show subarray, second electroluminescence shows subarray, the 3rd electroluminescence shows subarray;
Described first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show subarray, adopt the electroluminescence point of the different color in the three primary colours respectively, and respectively organize the electroluminescence point color unanimity in the electroluminescence demonstration subarray;
The place ahead of the described first electroluminescent layer submounts also is covered with a transparent protective layer;
The place ahead that is positioned at the described electroluminescent layer submounts at relative rear is furnished with rear electrode, the rear that is positioned at the described electroluminescent layer submounts in relative the place ahead is furnished with preceding electrode, described electroluminescence point is clipped between described rear electrode and the preceding electrode, the rear of described protective layer also is provided with preceding electrode, and preceding electrode and rear electrode constitute array of controls;
Rear electrode on the first electroluminescent layer submounts, the second electroluminescent layer submounts adopts transparency electrode; Preceding electrode on the described first electroluminescent layer submounts, the second electroluminescent layer submounts, the protective layer adopts transparency electrode;
All right, described electroluminescence shows that subarray is embedded in the described electroluminescence laminar substrate.
Described electroluminescent layer substrate peripheral can be cylindricality, circle, polygon or other shapes.
A kind of electroluminescence point drive system, comprise an electroluminescence array of display control system, described electroluminescence array of display control system connect respectively and control before electrode and rear electrode, it is luminous to drive described electroluminescence point by the electric potential difference of controlling alternation between preceding electrode and the rear electrode, it is characterized in that, described electroluminescence array of display control system inserts the preceding electrode and the rear electrode of an electroluminescent layer submounts, and the preceding electrode and the rear electrode of another the electroluminescent layer submounts adjacent with described electroluminescent layer submounts;
Drive electroluminescence on the described electroluminescent layer submounts in described electroluminescence array of display control system and put when luminous, in another adjacent electroluminescent layer submounts with preceding electrode that is close at luminous described electroluminescence point or rear electrode at least one electrode grounding.To form shielding by ground connection, avoiding driving near other of two luminous electrode pairs of described electroluminescence point does not need luminous electroluminescence point to impact.
Description of drawings
Fig. 1 is a kind of STRUCTURE DECOMPOSITION synoptic diagram of stacked electroluminescent display.
Fig. 2 is a kind of electroluminescence point drive system fundamental diagram.
Embodiment
Technological means, the creation characteristic of realizing for the utility model, reach purpose and effect is easy to understand,, further set forth the utility model below in conjunction with concrete diagram.
With reference to Fig. 1, stacked electroluminescent display comprises the electroluminescence array of display, and the electroluminescence array of display comprises that at least two group electroluminescences show subarray, and promptly first electroluminescence shows that subarray 11, second electroluminescence show subarray 12.First electroluminescence shows that the subarray 11 and second electroluminescence show that subarray 12 is divided into the two-layer arrangement in front and back, obviously also can be the mode of being arranged above and below.The electroluminescence array of display is divided into the tandem electroluminescence of at least two groups shows that subarray can effectively reduce electroluminescence point on the same thickness (or height) quantity of arranging, and can effectively reduce the production difficulty.Can also allow electroluminescence show that subarray is embedded in the electroluminescence laminar substrate.The electroluminescent layer substrate peripheral can be cylindricality, circle, polygon or other shapes.
The electroluminescence point can be an electroluminescence powder point, can also be the zone, two electrode intersections of a slice electroluminescence powder.
When the electroluminescence point was electroluminescence powder point, the electroluminescence point can be itself to be that the electroluminescence powder of spot distribution is determined, also can be to be determined by the cross-point of electrode.The alternating share of preceding electrode and rear electrode can be determined an electroluminescence point.
Electroluminescence point in the electroluminescence array of display adopts, and perhaps directly adopts electroluminescent layer.Electroluminescent layer can be the electroluminescence powder that is subjected to the voltage stimulated luminescence.First electroluminescence shows that the color of the electroluminescence point that subarray 11 is adopted and second electroluminescence show that the color of the electroluminescence point that subarray 12 is adopted is inconsistent.This design can be so that electroluminescence point control and be convenient to produce.
In order to produce abundant colors, the electroluminescence array of display can adopt three groups of electroluminescences to show subarray in the actual production, and promptly first electroluminescence from the A-P hierarchal arrangement shows that subarray 11, second electroluminescence show that subarray 12, the 3rd electroluminescence show subarray 13.First electroluminescence shows that subarray 11, second electroluminescence show that subarray 12, the 3rd electroluminescence show subarray 13, adopt the electroluminescence point of the different color in the three primary colours respectively, each is organized electroluminescence and shows that the electroluminescence point color in the subarray is preferably consistent.So that the abundant picture of display color.The electroluminescence point of the different color in the three primary colours can be red, green, blue 3 colour field photoluminescence points.Also can be to utilize other forms of three primary colours, adopt the electroluminescence point that constitutes other forms of three primary colours.
Stacked electroluminescent display also comprises the electroluminescence laminar substrate, and the electroluminescence array of display is arranged on the electroluminescence laminar substrate.The electroluminescence laminar substrate comprises two-layer at least electroluminescent layer submounts, promptly comprises the first electroluminescent layer submounts 21, the second electroluminescent layer submounts 22 at least.Arrange the first electroluminescent layer submounts 21 and the second electroluminescent layer submounts, 22 front and back, and the first electroluminescent layer submounts 21 adopts transparent material.First electroluminescence shows that subarray 11 is arranged on the first electroluminescent layer submounts 21, and second electroluminescence shows that subarray 12 is arranged on the second electroluminescent layer submounts 22.By showing that for the electroluminescence of electroluminescence array of display subarray is provided with the electroluminescent layer submounts as carrier, further reduce the production difficulty, and allow to increase the electroluminescence point density of arranging, to increase pixel.
In order to produce abundant colors, in the actual production, the electroluminescence laminar substrate can adopt three layers of electroluminescent layer submounts, the promptly tandem first electroluminescent layer submounts 21, the second electroluminescent layer submounts 22, the 3rd electroluminescent layer submounts 23.The first electroluminescent layer submounts 21, the second electroluminescent layer submounts 22 adopt transparent material respectively.Be loaded with first electroluminescence on the first electroluminescent layer submounts 21, the second electroluminescent layer submounts 22, the 3rd electroluminescent layer submounts 23 respectively and show that subarray 11, second electroluminescence show that subarray 12, the 3rd electroluminescence show subarray 13.The place ahead of the first electroluminescent layer submounts 21 also is covered with a transparent protective layer 3, so that protect first electroluminescence to show subarray 11.When reduction production difficulty, permission increase electroluminescence point are arranged density, so that the abundant picture of display color.
The place ahead that is positioned at the electroluminescent layer submounts at relative rear is furnished with rear electrode 41 (conducting wire), and the rear that is positioned at the electroluminescent layer submounts in relative the place ahead is furnished with preceding electrode 42 (conducting wire).The electroluminescence point is clipped between electrode and the preceding electrode.Electrode 42 before can being provided with on the protective layer.Preceding electrode 42 and rear electrode 41 constitute array of controls, and externally the luminous situation of each electroluminescence point is descended and then controlled in the control of control circuit, thereby realize the control to imaging pixel.Help simplifying the production technology of array of controls like this.Preceding electrode 42 all adopts transparency electrode, and the rear electrode on the first electroluminescent layer submounts 11, the second electroluminescent layer submounts 12 adopts transparency electrode, so that form better display effect.Rear electrode 41 on the 3rd electroluminescent layer submounts 23 can not adopt transparency electrode.
The electroluminescent layer submounts can adopt flexible transparent material, has flexible stacked electroluminescent display with generation.In order to adapt to flexible demand, the electrode in the electroluminescence array of display can adopt tinsel, such as filamentary silver, copper wire etc.
The electroluminescent layer submounts place in electroluminescence point the place ahead is provided with the astigmatic piece 51 with astigmatism effect, thereby the light that the electroluminescence point is launched is soft evenly.The area of astigmatism piece 51 so that the area of single pixel is bigger, and then improves display effect greater than the longitudinal section area of electroluminescence point.Astigmatism piece 51 can be the part uneven surface that the electroluminescent layer submounts produces, and also can be the uneven surface that produces on preceding electrode on the electroluminescent layer submounts or the rear electrode.
Electroluminescence point in tandem each electroluminescence demonstration subarray can overlappingly be arranged, and also can misplace and arrange.When the electroluminescence point can overlappingly be arranged, the area of astigmatic piece 51 was greater than the longitudinal section area of electroluminescence point, and the light that the electroluminescence point that can effectively avoid the place ahead produces the electroluminescence point at rear causes and blocks.Astigmatic in addition piece 51 can play the effect that three primary colours are mixed.The area of astigmatism piece 51 can be that area progressively increases from front to back, blocks avoiding.The area of astigmatism piece 51 can be that area progressively reduces from front to back, with promotion three primary colours is mixed.
Electroluminescence is shown that the method that subarray is embedded in the described electroluminescence laminar substrate is, the electroluminescent layer submounts adopts the thermosets that does not carry out heat curing as yet.This thermosets should be transparent material after being provided with through heat curing.Earlier each electroluminescence is shown that subarray is arranged on each layer electroluminescent layer submounts, then each layer electroluminescent layer submounts is stacked, put into mould and heat, carry out heat curing.And then obtain electroluminescence and show that subarray is embedded in the stacked electroluminescent display in the electroluminescence laminar substrate.So the slit between the electroluminescent layer submounts of electroluminescence laminar substrate can reduce, even disappears.Also can consider the curing materials or the curing mode of other cured form, such as photocuring.
With reference to Fig. 2, a kind of electroluminescence point drive system, comprise an electroluminescence array of display control system 9, electroluminescence array of display control system 9 connects respectively and controls preceding electrode 42 and rear electrode 41, and is luminous by the electric potential difference Driving Field photoluminescence point of alternation between electrode 42 before controlling and the rear electrode 41.Electroluminescence array of display control system 9 inserts the preceding electrode 42 and the rear electrode 41 of an electroluminescent layer submounts, and the preceding electrode 42` and the rear electrode 41` of another the electroluminescent layer submounts adjacent with the electroluminescent layer submounts.Electroluminescence on electroluminescence array of display control system 9 Driving Field electroluminescent layer submounts is put when luminous, in another adjacent electroluminescent layer submounts with the preceding electrode 42` ground connection that is close at luminous electroluminescence point.To form shielding by ground connection, avoid near other of two luminous electrode pairs of Driving Field photoluminescence point not need luminous electroluminescence point to impact.
Preceding electrode 42` can be a ground connection under the control of electroluminescence array of display control system 9, perhaps inserts other electric signal.
More than show and describe ultimate principle of the present utility model and principal character advantage of the present utility model.The technician of the industry should understand the restriction that the utility model is not subjected to above-mentioned using method; that describes in above-mentioned using method and the instructions just says principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall into the interior claimed scope of the utility model of claimed the utility model scope and defined by appending claims and equivalent thereof.
Claims (11)
1. stacked electroluminescent display, comprise the electroluminescence array of display that constitutes by the electroluminescence point, it is characterized in that described electroluminescence array of display comprises that at least two group electroluminescences show subarray, promptly first electroluminescence shows that subarray, second electroluminescence show subarray;
Described first electroluminescence shows that the subarray and second electroluminescence show that subarray is divided into the two-layer arrangement in front and back, obviously also can be the mode of being arranged above and below;
Described stacked electroluminescent display also comprises an electroluminescence laminar substrate, and described electroluminescence array of display is arranged on the described electroluminescence laminar substrate.
2. stacked electroluminescent display according to claim 1 is characterized in that: described electroluminescence point is the electroluminescent material point.
3. stacked electroluminescent display according to claim 1 is characterized in that: described electroluminescence point is the zone, two electrode intersections of a slice electroluminescence powder.
4. according to claim 1,2 or 3 described stacked electroluminescent displays, it is characterized in that: described electroluminescence array of display comprises that three groups of electroluminescences show subarray, promptly first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show subarray, and described first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show that subarray is divided into three layers of arrangement from A-P; Described first electroluminescence shows that subarray, second electroluminescence show that subarray, the 3rd electroluminescence show subarray, adopt the electroluminescence point of the different color in the three primary colours respectively.
5. stacked electroluminescent display according to claim 1 is characterized in that: described electroluminescence laminar substrate comprises two-layer at least electroluminescent layer submounts, promptly comprises the first electroluminescent layer submounts, the second electroluminescent layer submounts at least; Arrange before and after described first electroluminescent layer submounts and the described second electroluminescent layer submounts; The described first electroluminescent layer submounts adopts transparent material; Described first electroluminescence shows that subarray is arranged on the described first electroluminescent layer submounts, and described second electroluminescence shows that subarray is arranged on the described second electroluminescent layer submounts.
6. according to claim 1,2,3 or 5 described stacked electroluminescent displays, it is characterized in that: the place ahead that is positioned at the described electroluminescent layer submounts at relative rear is furnished with rear electrode, the rear that is positioned at the described electroluminescent layer submounts in relative the place ahead is furnished with preceding electrode, described electroluminescence point is clipped between described rear electrode and the preceding electrode, and preceding electrode and rear electrode constitute array of controls.
7. according to claim 1,2,3 or 5 described stacked electroluminescent displays, it is characterized in that: the electroluminescent layer submounts place in described electroluminescence point the place ahead is provided with one and has the astigmatic piece that astigmatism acts on, and the area of described astigmatic piece is greater than the longitudinal section area of described electroluminescence point.
8. stacked electroluminescent display according to claim 1 is characterized in that: the electroluminescent layer submounts adopts flexible transparent material.
9. according to claim 1,2,3 or 5 described stacked electroluminescent displays, it is characterized in that: described electroluminescent layer substrate peripheral is a cylindricality.
10. according to claim 1,2,3 or 5 described stacked electroluminescent displays, it is characterized in that: described electroluminescent layer substrate peripheral is circular.
11. stacked electroluminescent display according to claim 1 is characterized in that: the electrode in the electroluminescence array of display adopts tinsel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020561727.4U CN202025484U (en) | 2010-10-14 | 2010-10-14 | Laminated electroluminescent display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020561727.4U CN202025484U (en) | 2010-10-14 | 2010-10-14 | Laminated electroluminescent display |
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| Publication Number | Publication Date |
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| CN202025484U true CN202025484U (en) | 2011-11-02 |
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| CN201020561727.4U Expired - Fee Related CN202025484U (en) | 2010-10-14 | 2010-10-14 | Laminated electroluminescent display |
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| CN (1) | CN202025484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108230917A (en) * | 2011-12-09 | 2018-06-29 | 上海本星电子科技有限公司 | The display panel of embedded LED light-emitting component |
-
2010
- 2010-10-14 CN CN201020561727.4U patent/CN202025484U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108230917A (en) * | 2011-12-09 | 2018-06-29 | 上海本星电子科技有限公司 | The display panel of embedded LED light-emitting component |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20171014 |