CN1694594A - Organic plane luminous display and its manufacturing method - Google Patents
Organic plane luminous display and its manufacturing method Download PDFInfo
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- CN1694594A CN1694594A CN 200410038145 CN200410038145A CN1694594A CN 1694594 A CN1694594 A CN 1694594A CN 200410038145 CN200410038145 CN 200410038145 CN 200410038145 A CN200410038145 A CN 200410038145A CN 1694594 A CN1694594 A CN 1694594A
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Abstract
This invention relates to an organic plane luminous indicator and its process method, among which, said indicator is an organic one of VPDRRM including a glass base plate, an anode pattern layer displaying a predicted pattern on the glass base plate, an OLED luminous multi-layer structure set on the anode pattern layer, an insulation layer between the anode pattern layers and a metal matrix pattern around the anode pattern layer. Said metal matrix pattern is processed with materials in high conduction efficiency and reflectivity, such as, Au, Ag, Al, Cu and Cr. The processing method for the indicator includes: utilizing the micro-image etching process to a metal matrix pattern to make it around the top or side of the edge of the anode pattern layer.
Description
Technical field
The present invention relates to a kind of organic planar luminescent display device and preparation method thereof, particularly relate to a kind of visual picture element definition and reduce impedance matrix (Visual Pixel Definition Reduce ResistanceMatrix; Be called for short VPDRRM) at organic planar luminescent display device of the application of organic planar luminescent display device and preparation method thereof.
Background technology
Along with constantly popularizing of portable electronic product such as mobile phone, digital camera or personal digital assistant etc., the performance of flat-panel screens (FPD) also becomes more and more important.Flat-panel screens mainly comprises LCD (LCD), plasma display panel and organic electroluminescent display device etc., the LCD of comparatively popularizing is not because its liquid crystal itself can be luminous at present, need install backlight additional, thereby on weight, volume and the cost adverse influence being arranged.
Kodak at first delivered Organic Light Emitting Diode (being called for short OLED) in 1987, injected organic small molecule material between two plate electrodes; Thereafter univ cambridge uk delivers polymer LED (be called for short PLED) nineteen ninety, and in recent ten years, because the positive research and development of each manufacturer, so the material of organic luminous layer, characteristic and correlation technique all have significantly and break through.Because organic electroluminescent display device has the advantage of self-luminous, big operating temperature range and wide viewing angle, therefore be expected to become the flat-panel screens of main flow.
See also shown in Figure 1, it is the structure cutaway view of an existing known Organic Light Emitting Diode assembly 10, this Organic Light Emitting Diode assembly 10 mainly comprises a glass substrate 100, the anode pattern layer 120 at one-tenth predetermined pattern on the glass substrate 100, main the insulation layer 160 in the luminous sandwich construction 140 of the OLED on the anode pattern layer 120, the position isolated usefulness of conduct between anode pattern layer 120 at cathode layer on the OLED luminescent layer 140 122 and position.Wherein, the luminous sandwich construction 140 of this OLED, it comprises from bottom to top electric hole transport layer (HTL) 142, luminous material layer (EML) 144 and electron transfer layer (ETL) 146.After feeding electric currents via anode pattern layer 120 and cathode layer 122, electronics electricity hole respectively via electron transfer layer (ETL) 146 and electric hole transport layer (HTL) 142 at luminous material layer (EML) 144 in conjunction with luminous.In order to define the picture element area and to avoid short circuit problem between each picture element (defining), between anode pattern layer 120, form insulation layer 160 by anode pattern layer 120.
See also shown in Figure 2ly, Fig. 2 A is the structure cutaway view of another kind of existing known Organic Light Emitting Diode assembly 10, and Fig. 2 B is the top view of Organic Light Emitting Diode assembly among Fig. 2 A.This Organic Light Emitting Diode assembly 10 has close assembly with shown in Figure 1, so uses similar assembly label, has a plain conductor 180 above a side of anode pattern layer 120, to reduce the impedance of anode pattern layer 120.Shown in Fig. 2 B, this plain conductor 180 is strip and distributes above Organic Light Emitting Diode assembly 10.Because anode pattern layer 120 uses the higher material of work function (work function) to produce efficient to improve electric hole usually, as using tin indium oxide (ITO) material, therefore can have bigger impedance, influences luminous efficiency.Plain conductor 180 can use the work function material little than anode pattern layer 120, to reduce the overall impedance of anode, promotes luminous efficiency.
See also shown in Figure 3, it is the another kind of structure cutaway view that has known Organic Light Emitting Diode assembly 10 now, this Organic Light Emitting Diode assembly 10 has a close assembly with shown in Figure 1, therefore use similar assembly label, inject the aperture opening ratio size influence the picture element area for what prevent because of carrier, as shown in this figure, two sides formation at anode pattern layer 120 are provided with plain conductor 180, preventing influencing the aperture opening ratio of picture element area, and can further improve luminous efficiency because of carrier injects.
Yet in organic planar luminescent display device of each above-mentioned existing known techniques and preparation method thereof, all can't reach the light-emitting zone that has effective reduction impedance simultaneously concurrently and define picture element, and can reduce the effect that interferes with each other between the luminous material layer (EML) of different colours.
This shows that above-mentioned existing organic planar luminescent display device and preparation method thereof obviously still has inconvenience and defective, and demands urgently further being improved on actual manufacturing and using.In order to solve the problem that organic planar luminescent display device and preparation method thereof exists, 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, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing organic planar luminescent display device and preparation method thereof 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 organic planar luminescent display device of a kind of new structure and preparation method thereof, can improve general existing organic planar luminescent display device and preparation method thereof, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
Main purpose of the present invention is, overcome the defective that above-mentioned existing organic planar luminescent display device exists, and a kind of organic planar luminescent display device of new structure, technical problem to be solved are provided is to make it provide the visual picture element definition of a kind of use to reduce impedance matrix (Visual Pixel DefinitionReduce Resistance Matrix; VPDRRM) organic planar luminescent display device, wherein the metal matrix pattern can effectively reduce impedance and define the light-emitting zone of visual picture element, and can reduce interfering with each other between the luminous material layer (EML) of different colours, thereby is suitable for practicality more.
Another object of the present invention is to, a kind of method of making above-mentioned organic planar luminescent display device is provided, can utilize micro image etching procedure to produce the metal matrix pattern, and make the metal matrix pattern center on the top, edge and/or the side of anode pattern layer, thereby be suitable for practicality more, and have the value on the industry.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of organic planar luminescent display device that the present invention proposes, the organic planar luminescent display device of particularly a kind of VPDRRM, it comprises: a glass substrate; The anode pattern layer that on glass substrate, is predetermined pattern; The OLED luminous sandwich construction of position on the anode pattern layer; The insulation layer of position isolated usefulness of conduct between the anode pattern layer; And the metal matrix pattern around the anode pattern layer.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid organic planar luminescent display device, wherein said metal matrix pattern are that the position is above the edge of anode pattern layer.
Aforesaid organic planar luminescent display device, wherein said metal matrix pattern are the lateral margin of position at the anode pattern layer.
Aforesaid organic planar luminescent display device, wherein said metal matrix pattern be the position at the edge of anode pattern layer, and cover the upper limb and the lateral margin of anode pattern layer.
To be the position partly be narrow (tapered) shape gradually at the lateral margin of anode pattern layer for aforesaid organic planar luminescent display device, wherein said metal matrix pattern.
Aforesaid organic planar luminescent display device, wherein said anode are tin indium oxide (ITO) material.
Aforesaid organic planar luminescent display device, the luminous sandwich construction of wherein said OLED comprise electric hole transport layer (HTL), luminous material layer (EML) and electron transfer layer (ETL) from bottom to top.
Aforesaid organic planar luminescent display device, wherein said metal matrix pattern are with electrical conductivity and the high material making of reflectivity.
Aforesaid organic planar luminescent display device, wherein said metal matrix pattern are with materials such as gold, silver, aluminium, copper and chromium.
Aforesaid organic planar luminescent display device, the luminous sandwich construction of wherein said OLED can be monochrome or polychrome.
The object of the invention to solve the technical problems also realizes by the following technical solutions.The manufacture method of a kind of organic planar luminescent display device that proposes according to the present invention, the manufacture method of the organic planar luminescent display device of particularly a kind of VPDRRM, it may further comprise the steps: purchase a glass substrate and the anode layer film of growing up; Growth one metallic film on resulting structures; Utilize micro image etching procedure, produce the metal matrix pattern at metallic film; Utilize micro image etching procedure, make anode pattern, and the metal matrix pattern is become around anode pattern layer pattern all around; Utilize micro-photographing process, make insulation layer; And the luminous sandwich construction of making OLED.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are that the position is above the edge of anode pattern layer.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are the lateral margin of position at the anode pattern layer.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern be the position at the edge of anode pattern layer, and cover the upper limb and the lateral margin of anode pattern layer.
To be the position partly be narrow (tapered) shape gradually at the lateral margin of anode pattern layer for the manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern.
The manufacture method of aforesaid organic planar luminescent display device, wherein said anode are tin indium oxide (ITO) material.
The manufacture method of aforesaid organic planar luminescent display device, the luminous sandwich construction of wherein said OLED comprise electric hole transport layer (HTL), luminous material layer (EML) and electron transfer layer (ETL) from bottom to top.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are with electrical conductivity and the high material making of reflectivity.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are with materials such as gold, silver, aluminium, copper and chromium.
The manufacture method of aforesaid organic planar luminescent display device, the luminous sandwich construction of wherein said OLED can be monochrome or polychrome.
The object of the invention to solve the technical problems also realizes by the following technical solutions.The manufacture method of a kind of organic planar luminescent display device that proposes according to the present invention, the manufacture method of the organic planar luminescent display device of particularly a kind of VPDRRM, it may further comprise the steps: purchase a glass substrate and the anode layer film of growing up; Utilize micro image etching procedure, make anode pattern; Growth one metallic film on resulting structures; Utilize micro image etching procedure, produce the metal matrix pattern, and the metal matrix pattern is become around anode pattern layer pattern all around at metallic film; Utilize micro-photographing process, make insulation layer; And the luminous sandwich construction of making OLED.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are that the position is above the edge of anode pattern layer.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are the lateral margin of position at the anode pattern layer.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern be the position at the edge of anode pattern layer, and cover the upper limb and the lateral margin of anode pattern layer.
To be the position partly be narrow (tapered) shape gradually at the lateral margin of anode pattern layer for the manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern.
The manufacture method of aforesaid organic planar luminescent display device, wherein said anode are tin indium oxide (ITO) material.
The manufacture method of aforesaid organic planar luminescent display device, the luminous sandwich construction of wherein said OLED comprise electric hole transport layer (HTL), luminous material layer (EML) and electron transfer layer (ETL) from bottom to top.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are with electrical conductivity and the high material making of reflectivity.
The manufacture method of aforesaid organic planar luminescent display device, wherein said metal matrix pattern are with materials such as gold, silver, aluminium, copper and chromium.
The manufacture method of aforesaid organic planar luminescent display device, the luminous sandwich construction of wherein said OLED can be monochrome or polychrome.
The manufacture method of aforesaid organic planar luminescent display device, it more comprises the step of setting up an opaque and high reflectance negative electrode, this opaque and high reflectance negative electrode can constitute a three-dimensional shaded areas so that light is only penetrated by anode with this metal matrix pattern.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, major technique of the present invention thes contents are as follows:
The invention provides a kind of organic planar luminescent display device, the organic planar luminescent display device of particularly a kind of VPDRRM.The organic planar luminescent display device of this VPDRRM, mainly be that the metal matrix pattern is provided around the anode pattern layer of organic planar luminescent display device, this metal matrix pattern can the position above the edge of anode pattern layer, the position is at the lateral margin of anode pattern layer or cover the upper limb and the lateral margin of anode pattern layer simultaneously.Moreover this metal matrix pattern is with electrical conductivity and the high material making of reflectivity, as materials such as available gold, silver, aluminium, copper and chromium.
The present invention also provides a kind of manufacture method of organic planar luminescent display device, the manufacture method of the organic planar luminescent display device of particularly a kind of VPDRRM, it can utilize micro image etching procedure to produce the metal matrix pattern, and makes edge top and/or the side of metal matrix pattern around the anode pattern layer.
By technique scheme, organic planar luminescent display device of the present invention and preparation method thereof has following design feature and advantage at least:
1, the metal matrix pattern can contact the face upper side edge or the both sides of transparency electrodes such as its ITO, and is rectangular arrangement, therefore can reduce the impedance of electrode cable, and be used for defining the light-emitting zone of visual picture element.
2, the metal matrix pattern can avoid organic light source to around non-display area overflow and to penetrate and reduce the reflection interference of external light source the OLED assembly.
3, the metal matrix pattern can be avoided the luminous phase mutual interference of different EL colors, for example: use when full-color RGB Side by Side processing procedure, can block the phase mutual interference of its different colours.
4, utilize this opaqueness metal matrix pattern, can increase light source color purifying and GTG efficient, and can increase the readability at visual angle.
In sum, the invention provides a kind of special organic planar luminescent display device and preparation method thereof.This uses visual picture element definition to reduce impedance matrix (Visual Pixel Definition ReduceResistance Matrix; VPDRRM) organic planar luminescent display device has the metal matrix pattern, can effectively reduce impedance and define the light-emitting zone of visual picture element, and can reduce interfering with each other between the luminous material layer (EML) of different colours, has the progressive on the industry really.This makes the method for above-mentioned organic planar luminescent display device, can utilize micro image etching procedure to produce the metal matrix pattern, and makes edge top and/or the side of metal matrix pattern around the anode pattern layer.It has above-mentioned plurality of advantages and practical value, and in like product and method, do not see have similar structural design and method to publish or use and really genus innovation, no matter it all has bigger improvement on product structure, method or function, have technically than much progress, and produced handy and practical effect, and more existing organic planar luminescent display device and preparation method thereof has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, to understand feature of the present invention and technology contents in order can further knowing, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
Description of drawings
Fig. 1 is the structure cutaway view of an existing known Organic Light Emitting Diode assembly.
Fig. 2 A is another structure cutaway view that has known Organic Light Emitting Diode assembly now.
Fig. 2 B is the top view of Organic Light Emitting Diode assembly among Fig. 2 A.
Fig. 3 is another cutaway view that has known Organic Light Emitting Diode assembly now.
Fig. 4 A to Fig. 4 E is the pictorial diagram according to the organic planar luminescent display device of VPDRRM of the different preferred embodiment of the present invention.
Fig. 5 A to Fig. 5 F is the processing flow figure according to Organic Light Emitting Diode assembly of the present invention.
Fig. 6 A to Fig. 6 F is another processing flow figure according to Organic Light Emitting Diode assembly of the present invention.
10: Organic Light Emitting Diode assembly 100: glass substrate
120: anode pattern layer 122: cathode layer
140: luminous sandwich construction 142: electric hole transport layer
144: luminous material layer 146: electron transfer layer
160: insulation layer 180: plain conductor
20: Organic Light Emitting Diode assembly 200: glass substrate
220: anode pattern layer 222: cathode layer
240: luminous sandwich construction 242: electric hole transport layer
244: luminous material layer 246: electron transfer layer
260: insulation layer 280: the metal matrix pattern
282: downside partly
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, organic planar luminescent display device that foundation the present invention is proposed and preparation method thereof its concrete structure, method, step, feature and effect thereof, describe in detail as after.
By the explanation of embodiment, when can being to reach technological means that predetermined purpose takes and effect to get one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the present invention is limited.
See also shown in Fig. 4 A, it is profile according to the organic planar luminescent display device 20 of VPDRRM of the present invention's first preferred embodiment, the organic planar luminescent display device 20 of the VPDRRM of preferred embodiment of the present invention, mainly comprise a glass substrate 200, the anode pattern layer 220 that becomes predetermined pattern on the glass substrate 200, main position the luminous sandwich construction 240 of the OLED on the anode pattern layer 220, position the cathode layer on the OLED luminescent layer 240 222, and the position between anode pattern layer 220 as the separator 260 of isolated usefulness.The luminous sandwich construction 240 of OLED wherein, it comprises: electric hole transport layer (HTL) 242 from bottom to top, luminous material layer (EML) 244 and electron transfer layer (ETL) 246.After feeding electric currents via anode pattern layer 220 and cathode layer 222, electronics electricity hole respectively via electron transfer layer (ETL) 246 and electric hole transport layer (HTL) 242 at luminous material layer (EML) 244 in conjunction with luminous.For fear of picture element area aperture opening ratio size and the short circuit problem between each picture element, between anode pattern layer 220, form insulation layer 260.
See also shown in Fig. 4 A, the organic planar luminescent display device 20 of this VPDRRM has the metal matrix pattern 280 around anode pattern layer 220 upside, therefore be distributed in picture element this plain conductor zone (being VPDRRM) all around, can be used for defining the light-emitting zone of visual picture element.In other words, be distributed in picture element this (opaqueness) plain conductor zone (being VPDRRM) all around, function is non-only be used for avoiding organic light source to around non-display area overflow and to penetrate, moreover be distributed in picture element this (opaqueness) plain conductor zone (being VPDRRM) all around, can reduce the reflection interference of external light source to the OLED assembly.Be distributed in picture element this (opaqueness) plain conductor zone (being VPDRRM) all around in addition, in order to define visual picture element light-emitting zone, can avoid the luminous phase mutual interference (for example: use when full-color RGBSide by Side processing procedure, can block the phase mutual interference of its different colours) of different EL colors.
In the organic planar luminescent display device 20 of the VPDRRM shown in Fig. 4 A, three luminous material layers (EML) 244 can send different colours, for example can send red bluish-green (RBG) three looks respectively, to reach full-color application.This metal matrix pattern can be avoided the luminous phase mutual interference of different EL colors, reaches better color-resolution.
Seeing also shown in Fig. 4 B, is the profile according to the organic planar luminescent display device 20 of VPDRRM of the present invention's second preferred embodiment.The organic planar luminescent display device of organic planar luminescent display device 20 primary clusterings of this VPDRRM and the VPDRRM of the present invention's first preferred embodiment shown in Fig. 4 A figure 20 is similar, but the organic planar luminescent display device 20 of this VPDRRM has the metal matrix pattern 280 around anode pattern layer 220, therefore be distributed in picture element this metal matrix pattern (being VPDRRM) all around, can be used for defining the light-emitting zone of visual picture element.According to this specific embodiment, can further avoid extraneous light to enter in this organic planar luminescent display device 20.
Seeing also shown in Fig. 4 C, is the profile according to the organic planar luminescent display device 20 of VPDRRM of the present invention's the 3rd preferred embodiment.The organic planar luminescent display device of organic planar luminescent display device 20 primary clusterings of this VPDRRM and the VPDRRM of the present invention's first preferred embodiment shown in Fig. 4 A figure 20 is similar, but the organic planar luminescent display device 20 of this VPDRRM has the metal matrix pattern 280 around anode pattern layer 220, and has a narrower downside part 282.
Seeing also shown in Fig. 4 D, is the profile according to the organic planar luminescent display device 20 of VPDRRM of the present invention's the 4th preferred embodiment.The organic planar luminescent display device of organic planar luminescent display device 20 primary clusterings of this VPDRRM and the VPDRRM of the present invention's first preferred embodiment shown in Fig. 4 A figure 20 is similar, but the organic planar luminescent display device 20 of this VPDRRM has the metal matrix pattern 280 around anode pattern layer 220, and has the downside part 282 of gradually narrow (tapered).The material of this metal matrix pattern (being VPDRRM) can use the high material of electrical conductivity and reflectivity to make; For example: materials such as gold, silver, aluminium, copper and chromium.
See also shown in Fig. 4 E, it is the top view of the organic planar luminescent display device 20 of VPDRRM of the present invention, because metal matrix pattern 280 is enclosed in around the anode pattern layer 220, therefore can effectively reduce impedance and define the light-emitting zone of visual picture element, and can reduce interfering with each other between the luminous material layer (EML) of different colours.
Seeing also shown in Fig. 5 A-Fig. 5 F, is the flow chart of making according to the organic planar luminescent display device 20 of VPDRRM of the present invention's first preferred embodiment.The manufacture method of organic planar luminescent display device of present embodiment comprises the following steps:
Step S100: shown in Fig. 5 A, the glass substrate 20 of purchasing, and use chemicals and this glass substrate 200 of washed with de-ionized water such as Detergent; Then utilize boards such as Sputter to grow up an ito thin film 220 with as anode.
Step S102: shown in Fig. 5 B, utilize processing procedures such as boards such as Sputter or the plating metallic film 280 of on resulting structures, growing up.
Step S104: shown in Fig. 5 C, utilize micro image etching procedure, produce the metal matrix pattern at metallic film 280.
Step S106: shown in Fig. 5 D, utilize micro image etching procedure, make ito thin film 220 patterns.
Step S108: shown in Fig. 5 E, be coated with material photoresistances such as polyimide earlier, utilize micro-photographing process again, make insulation layer 260.
Step S110: shown in Fig. 5 F, utilize the evaporation processing procedure, the electric hole transport layer (HTL) 242 of growing up respectively, luminous material layer (EML) 244, electron transfer layer (ETL) 246 and cathode layer 222.
Seeing also shown in Fig. 6 A-Fig. 6 F, is the flow chart of making according to the organic planar luminescent display device 20 of the VPDRRM of another preferred embodiment of the present invention.The manufacture method of organic planar luminescent display device of present embodiment comprises the following steps:
Step S200: as shown in Figure 6A, the glass substrate 200 of purchasing, and use chemicals and this glass substrate 200 of washed with de-ionized water such as Detergent; Then utilize boards such as Sputter to grow up an ito thin film 220 with as anode.
Step S202: shown in Fig. 6 B, utilize micro image etching procedure, make ito thin film 220 patterns.
Step S204: shown in Fig. 6 C, utilize processing procedures such as boards such as Sputter or the plating metallic film of on resulting structures, growing up.
Step S206: shown in Fig. 6 D, utilize micro image etching procedure, produce the metal matrix pattern at metallic film 280.
Step S208: shown in Fig. 6 E, be coated with material photoresistances such as polyimide earlier, utilize micro-photographing process again, make insulation layer 260.
Step S210: shown in Fig. 6 F, utilize the evaporation processing procedure, the electric hole transport layer (HTL) 242 of growing up respectively, luminous material layer (EML) 244, electron transfer layer (ETL) 246 and cathode layer 222.
Wherein, the modular construction of the PRDDM that fabrication schedule shown in Figure 6 manufactures, because the metal matrix pattern can extend to glass substrate and contact, be good from the effect that the ITO display surface penetrates than the fabrication schedule shown in Fig. 5 figure with making OLED assembly light source to the impedance that reduces electrode cable.
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 method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, but every 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 (31)
1, a kind of organic planar luminescent display device, the organic planar luminescent display device of particularly a kind of VPDRRM is characterized in that it comprises:
One glass substrate;
The anode pattern layer that on glass substrate, is predetermined pattern;
The OLED luminous sandwich construction of position on the anode pattern layer;
The insulation layer of position isolated usefulness of conduct between the anode pattern layer; And
Metal matrix pattern around the anode pattern layer.
2, organic planar luminescent display device according to claim 1 is characterized in that wherein said metal matrix pattern is that the position is above the edge of anode pattern layer.
3, organic planar luminescent display device according to claim 1 is characterized in that wherein said metal matrix pattern is the lateral margin of position at the anode pattern layer.
4, organic planar luminescent display device according to claim 1, it is characterized in that wherein said metal matrix pattern be the position at the edge of anode pattern layer, and cover the upper limb and the lateral margin of anode pattern layer.
5, organic planar luminescent display device according to claim 4 is characterized in that wherein said metal matrix pattern is the position and partly is narrow (tapered) shape gradually at the lateral margin of anode pattern layer.
6, organic planar luminescent display device according to claim 1 is characterized in that wherein said anode is tin indium oxide (ITO) material.
7, organic planar luminescent display device according to claim 1 is characterized in that the luminous sandwich construction of wherein said OLED comprises electric hole transport layer (HTL), luminous material layer (EML) and electron transfer layer (ETL) from bottom to top.
8, organic planar luminescent display device according to claim 1 is characterized in that wherein said metal matrix pattern is with electrical conductivity and the high material making of reflectivity.
9, organic planar luminescent display device according to claim 8 is characterized in that wherein said metal matrix pattern is with materials such as gold, silver, aluminium, copper and chromium.
10, organic planar luminescent display device according to claim 8 is characterized in that the luminous sandwich construction of wherein said OLED can be monochrome or polychrome.
11, a kind of manufacture method of organic planar luminescent display device, the manufacture method of the organic planar luminescent display device of particularly a kind of VPDRRM is characterized in that it may further comprise the steps:
Purchase a glass substrate and the anode layer film of growing up;
Growth one metallic film on resulting structures;
Utilize micro image etching procedure, produce the metal matrix pattern at metallic film;
Utilize micro image etching procedure, make anode pattern, and the metal matrix pattern is become around anode pattern layer pattern all around;
Utilize micro-photographing process, make insulation layer; And
Make the luminous sandwich construction of OLED.
12, the manufacture method of organic planar luminescent display device according to claim 11 is characterized in that wherein said metal matrix pattern is that the position is above the edge of anode pattern layer.
13, the manufacture method of organic planar luminescent display device according to claim 11 is characterized in that wherein said metal matrix pattern is the lateral margin of position at the anode pattern layer.
14, the manufacture method of organic planar luminescent display device according to claim 11, it is characterized in that wherein said metal matrix pattern be the position at the edge of anode pattern layer, and cover the upper limb and the lateral margin of anode pattern layer.
15, the manufacture method of organic planar luminescent display device according to claim 14 is characterized in that wherein said metal matrix pattern is the position and partly is narrow (tapered) shape gradually at the lateral margin of anode pattern layer.
16, the manufacture method of organic planar luminescent display device according to claim 11 is characterized in that wherein said anode is tin indium oxide (ITO) material.
17, the manufacture method of organic planar luminescent display device according to claim 11 is characterized in that the luminous sandwich construction of wherein said OLED comprises electric hole transport layer (HTL), luminous material layer (EML) and electron transfer layer (ETL) from bottom to top.
18, the manufacture method of organic planar luminescent display device according to claim 11 is characterized in that wherein said metal matrix pattern is with electrical conductivity and the high material making of reflectivity.
19, the manufacture method of organic planar luminescent display device according to claim 18 is characterized in that wherein said metal matrix pattern is with materials such as gold, silver, aluminium, copper and chromium.
20, the manufacture method of organic planar luminescent display device according to claim 18 is characterized in that the luminous sandwich construction of wherein said OLED can be monochrome or polychrome.
21, a kind of manufacture method of organic planar luminescent display device, the manufacture method of the organic planar luminescent display device of particularly a kind of VPDRRM is characterized in that it may further comprise the steps:
Purchase a glass substrate and the anode layer film of growing up;
Utilize micro image etching procedure, make anode pattern;
Growth one metallic film on resulting structures;
Utilize micro image etching procedure, produce the metal matrix pattern, and the metal matrix pattern is become around anode pattern layer pattern all around at metallic film;
Utilize micro-photographing process, make insulation layer; And
Make the luminous sandwich construction of OLED.
22, the manufacture method of organic planar luminescent display device according to claim 21 is characterized in that wherein said metal matrix pattern is that the position is above the edge of anode pattern layer.
23, the manufacture method of organic planar luminescent display device according to claim 21 is characterized in that wherein said metal matrix pattern is the lateral margin of position at the anode pattern layer.
24, the manufacture method of organic planar luminescent display device according to claim 21, it is characterized in that wherein said metal matrix pattern be the position at the edge of anode pattern layer, and cover the upper limb and the lateral margin of anode pattern layer.
25, the manufacture method of organic planar luminescent display device according to claim 24 is characterized in that wherein said metal matrix pattern is the position and partly is narrow (tapered) shape gradually at the lateral margin of anode pattern layer.
26, the manufacture method of organic planar luminescent display device according to claim 21 is characterized in that wherein said anode is tin indium oxide (ITO) material.
27, the manufacture method of organic planar luminescent display device according to claim 21 is characterized in that the luminous sandwich construction of wherein said OLED comprises electric hole transport layer (HTL), luminous material layer (EML) and electron transfer layer (ETL) from bottom to top.
28, the manufacture method of organic planar luminescent display device according to claim 21 is characterized in that wherein said metal matrix pattern is with electrical conductivity and the high material making of reflectivity.
29, the manufacture method of organic planar luminescent display device according to claim 28 is characterized in that wherein said metal matrix pattern is with materials such as gold, silver, aluminium, copper and chromium.
30, the manufacture method of organic planar luminescent display device according to claim 21 is characterized in that the luminous sandwich construction of wherein said OLED can be monochrome or polychrome.
31, the manufacture method of organic planar luminescent display device according to claim 21, it is characterized in that it more comprises the step of setting up an opaque and high reflectance negative electrode, this opaque and high reflectance negative electrode can constitute a three-dimensional shaded areas with this metal matrix pattern, so that light is only penetrated by anode.
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| CN 200410038145 CN1694594A (en) | 2004-05-08 | 2004-05-08 | Organic plane luminous display and its manufacturing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102034852A (en) * | 2010-10-26 | 2011-04-27 | 四川虹视显示技术有限公司 | OLED (Organic Light Emitting Diode) illumination panel |
| CN104134678A (en) * | 2013-04-30 | 2014-11-05 | 三星显示有限公司 | Organic light emitting diode display |
| CN104157668A (en) * | 2013-05-13 | 2014-11-19 | 三星显示有限公司 | Organic electroluminescent display |
| CN110148618A (en) * | 2019-06-03 | 2019-08-20 | 京东方科技集团股份有限公司 | A kind of display base plate and preparation method thereof, display device |
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2004
- 2004-05-08 CN CN 200410038145 patent/CN1694594A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102034852A (en) * | 2010-10-26 | 2011-04-27 | 四川虹视显示技术有限公司 | OLED (Organic Light Emitting Diode) illumination panel |
| CN104134678A (en) * | 2013-04-30 | 2014-11-05 | 三星显示有限公司 | Organic light emitting diode display |
| CN104134678B (en) * | 2013-04-30 | 2019-03-29 | 三星显示有限公司 | Organic light emitting diode display |
| US10504970B2 (en) | 2013-04-30 | 2019-12-10 | Samsung Display Co., Ltd. | Organic light emitting diode display with color filters having recess portion or convex portion |
| CN104157668A (en) * | 2013-05-13 | 2014-11-19 | 三星显示有限公司 | Organic electroluminescent display |
| CN104157668B (en) * | 2013-05-13 | 2018-10-16 | 三星显示有限公司 | Display of organic electroluminescence |
| CN110148618A (en) * | 2019-06-03 | 2019-08-20 | 京东方科技集团股份有限公司 | A kind of display base plate and preparation method thereof, display device |
| CN110148618B (en) * | 2019-06-03 | 2022-02-01 | 京东方科技集团股份有限公司 | Display substrate, manufacturing method thereof and display device |
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