CN1967898A - Organic electroluminescence display device - Google Patents
Organic electroluminescence display device Download PDFInfo
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- CN1967898A CN1967898A CN 200510101525 CN200510101525A CN1967898A CN 1967898 A CN1967898 A CN 1967898A CN 200510101525 CN200510101525 CN 200510101525 CN 200510101525 A CN200510101525 A CN 200510101525A CN 1967898 A CN1967898 A CN 1967898A
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- organic electroluminescence
- display device
- manufacturing same
- electroluminescence display
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Abstract
The invention relates to an organic electroluminescent display, which comprises the first substrate, organic electroluminescent lighting unit, and the second substrate, wherein said display comprises one ommateum lens for making output light of lighting unit uniform. The inventive display has better display effect.
Description
[technical field]
The present invention relates to a kind of ORGANIC ELECTROLUMINESCENCE DISPLAYS (Organic Light EmittingDisplay, OLED) device.
[background technology]
Along with the develop rapidly of science and technology, people are also more and more higher to the requirement of display unit, make display unit develop to lighter, thinner, more power saving direction, thereby produced organic electroluminescence display device and method of manufacturing same.Because of Organnic electroluminescent device is that self-luminous shows, compared to liquid crystal indicator, do not need the bigger backlight module of energy consumption, so therefore its lighter, thinner, more power saving has obtained extensive use.
See also Fig. 1, be organic electroluminescence display device and method of manufacturing same schematic diagram of the prior art.This organic electroluminescence display device and method of manufacturing same 100 comprises two substrates that are oppositely arranged 120,180 and the organic electroluminescence cell 150 between these two substrates, and this organic electroluminescence cell 150 comprises anode 151, hole injection layer 152, hole transmission layer 153, organic electro luminescent layer 154, electron transfer layer 155, electron injecting layer 156 and the negative electrode 157 that is cascading.
During these organic electroluminescence display device and method of manufacturing same 100 work, form potential difference between this anode 151 and the negative electrode 157, hole injection layer 152 and electron injecting layer 156 produce a large amount of holes and electronics respectively, this hole and electronics be respectively via 155 transmission of hole transmission layer 153 and electron transfer layer, in this organic electro luminescent layer 154 in conjunction with and discharge photon and luminous.
But, at this organic electroluminescence display device and method of manufacturing same 100 in process of production, the difficult control of the thickness of this organic electro luminescent layer 154, thus make these organic electro luminescent layer 154 non-uniform lights.In addition, these organic electro luminescent layer 154 cracking are aging also will cause its non-uniform light.And these organic electro luminescent layer 154 non-uniform lights cause these organic electroluminescence display device and method of manufacturing same 100 display effects relatively poor the most at last.
[summary of the invention]
In order to solve the relatively poor problem of organic electroluminescence display device and method of manufacturing same display effect in the prior art, be necessary the organic electroluminescence display device and method of manufacturing same that provides a kind of display effect preferable.
A kind of organic electroluminescence display device and method of manufacturing same, it comprises first substrate, organic electroluminescence cell and second substrate that is cascading, and it further comprises a fly's-eye lens, and this fly's-eye lens makes the emergent light of this organic electroluminescence cell even.
Compared to prior art, this organic electroluminescence display device and method of manufacturing same has this fly's-eye lens, this fly's-eye lens can make this organic electroluminescence cell get the outgoing light uniformization, thereby make that this organic electroluminescence display device and method of manufacturing same bright dipping is more even, therefore, this organic electroluminescence display device and method of manufacturing same display effect is preferable.
[description of drawings]
Fig. 1 is the schematic diagram of a kind of organic electroluminescence display device and method of manufacturing same of prior art.
Fig. 2 is the schematic diagram of organic electroluminescence display device and method of manufacturing same first execution mode of the present invention.
Fig. 3 is the schematic diagram of organic electroluminescence display device and method of manufacturing same second execution mode of the present invention.
[embodiment]
Organic electroluminescence display device and method of manufacturing same first execution mode of the present invention as shown in Figure 2, this organic electroluminescence display device and method of manufacturing same 200 comprises one first substrate 220, a fly's-eye lens (F1y-eye lens) 230, one organic electroluminescence cell 250 and one second substrate 280.These two substrates 220,280 are oppositely arranged, and its material is glass or organic film.This fly's-eye lens 230 and organic electroluminescence cell 250 stacked being arranged between these two substrates 220,280, these fly's-eye lens 230 contiguous these first substrates 220, these organic electroluminescence cell 250 contiguous these second substrates 280.
This organic electroluminescence cell 250 comprises anode 251, hole injection layer 252, hole transmission layer 253, organic electro luminescent layer 254, electron transfer layer 255, electron injecting layer 256 and the negative electrode 257 that is cascading.These anode 251 contiguous these fly's-eye lenses 230, these negative electrode 257 contiguous these second substrates 280.
During these organic electroluminescence display device and method of manufacturing same 200 work, form potential difference between this anode 251 and the negative electrode 257, hole injection layer 252 and electron injecting layer 256 produce a large amount of holes and electronics respectively, this hole and electronics be respectively via 255 transmission of hole transmission layer 253 and electron transfer layer, in this organic electro luminescent layer 254 in conjunction with and discharge photon and luminous.
This organic electro luminescent layer 254 constitutes for electroluminescent organic material, as polyphenylene ethene (P1oyphenylenevinylene, PPV) be, poly-fluorine (Polyfluorene, PF) be equiconjugate macromolecule or Kui acridone (Quinacridone, QA), lycid alkene micromolecule organic compounds such as (Rubrene).This anode 251 is made for electric conducting material, it can be transparent conductive material, as tin indium oxide or indium zinc oxide, can also be the metal conductive film of thinner thickness, to such an extent as to light can see through, this metal conductive film be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.This negative electrode 257 is the metallic conduction material, this metallic conduction material be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.
This fly's-eye lens 230 is made of acryl resin series transparent polymer material, as perfluoroethylene-propylene (Perfluoro ethylene-propylene, PEP), propylene (propylene, PL) etc.; It passes through coating acryl resin series transparent polymer layer on this organic electroluminescence cell 250, and a light shield is provided, and can form this fly's-eye lens through exposure with after developing.This fly's-eye lens 230 is used for making the emergent light homogenizing of this organic electroluminescence cell 250, thereby makes these organic electroluminescence display device and method of manufacturing same 200 bright dippings more even.
This organic electroluminescence display device and method of manufacturing same 200 has this fly's-eye lens 230, this fly's-eye lens 230 can make the emergent light homogenizing of this organic electroluminescence cell 250, thereby make that these organic electroluminescence display device and method of manufacturing same 200 bright dippings are more even, therefore, these organic electroluminescence display device and method of manufacturing same 200 display effects are preferable.
Organic electroluminescence display device and method of manufacturing same second execution mode of the present invention as shown in Figure 3, this organic electroluminescence display device and method of manufacturing same 300 comprises one first substrate 320, a fly's-eye lens 330, an organic electroluminescence cell 350, one second substrate 380 and protective layer 390.These two substrates 320,380 are oppositely arranged, and its material is glass or organic film.This organic electroluminescence cell 350 is between this first substrate 320 and second substrate 380.
This fly's-eye lens 330 is arranged on this first substrate, 320 outsides, and this protective layer 390 is arranged on this fly's-eye lens 330 outsides, and to protect this fly's-eye lens 330, this protective layer 390 is an organic film.
This organic electroluminescence cell 350 comprises anode 351, hole injection layer 352, hole transmission layer 353, organic electro luminescent layer 354, electron transfer layer 355, electron injecting layer 356 and the negative electrode 357 that is cascading.These negative electrode 357 contiguous these first substrates 320, these anode 351 contiguous these second substrates 380.
During these organic electroluminescence display device and method of manufacturing same 300 work, form potential difference between this anode 351 and the negative electrode 357, hole injection layer 352 and electron injecting layer 356 produce a large amount of holes and electronics respectively, this hole and electronics be respectively via 355 transmission of hole transmission layer 353 and electron transfer layer, in this organic electro luminescent layer 354 in conjunction with and discharge photon and luminous.
This organic electro luminescent layer 354 constitutes for electroluminescent organic material, is equiconjugate macromolecule or micromolecule organic compounds such as Kui acridone, lycid alkene as polyphenylene ethene system, poly-fluorine.This negative electrode 357 is made for electric conducting material, it can be transparent conductive material, as tin indium oxide or indium zinc oxide, can also be the metal conductive film of thinner thickness, to such an extent as to light can see through, this metal conductive film be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one; This anode 351 is the metallic conduction material, this metallic conduction material be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.
This fly's-eye lens 330 is that acryl resin series transparent polymer material constitutes, as perfluoroethylene-propylene, propylene etc.; It passes through at this first substrate, 320 outsides coating acryl resin series transparent polymer layer, and a light shield is provided, and can form this fly's-eye lens 330 through exposure and after developing.This fly's-eye lens 330 can also paste in these first substrate, 320 outsides for a film.This fly's-eye lens 330 is used for making the emergent light homogenizing of this organic electroluminescence cell 350, thereby makes these organic electroluminescence display device and method of manufacturing same 300 bright dippings more even.
This organic electroluminescence display device and method of manufacturing same 300 has this fly's-eye lens 330, this fly's-eye lens 330 can make the emergent light homogenizing of this organic electroluminescence cell 350, thereby make that these organic electroluminescence display device and method of manufacturing same 300 bright dippings are more even, therefore, these organic electroluminescence display device and method of manufacturing same 300 display effects are preferable.
Claims (10)
1. organic electroluminescence display device and method of manufacturing same, it comprises first substrate, organic electroluminescence cell and second substrate that is cascading, it is characterized in that: this organic electroluminescence display device and method of manufacturing same further comprises a fly's-eye lens, and this fly's-eye lens makes the emergent light of this organic electroluminescence cell even.
2. organic electroluminescence display device and method of manufacturing same as claimed in claim 1 is characterized in that: this fly's-eye lens is arranged between this first substrate and this organic electroluminescence cell.
3. organic electroluminescence display device and method of manufacturing same as claimed in claim 2 is characterized in that: this organic electroluminescence cell comprises anode, hole injection layer, hole transmission layer, organic electro luminescent layer, electron transfer layer, electron injecting layer and the negative electrode that is cascading.
4. organic electroluminescence display device and method of manufacturing same as claimed in claim 3, it is characterized in that: contiguous this fly's-eye lens of this anode, contiguous this second substrate of this negative electrode, the material of this anode is tin indium oxide or indium zinc oxide, this negative electrode is the metallic conduction material, this metallic conduction material be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.
5. organic electroluminescence display device and method of manufacturing same as claimed in claim 3, it is characterized in that: contiguous this fly's-eye lens of this negative electrode, contiguous this second substrate of this anode, the material of this negative electrode is tin indium oxide or indium zinc oxide, this anode is the metallic conduction material, this metallic conduction material be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.
6. organic electroluminescence display device and method of manufacturing same as claimed in claim 1 is characterized in that: this fly's-eye lens is arranged on this first substrate outside.
7. organic electroluminescence display device and method of manufacturing same as claimed in claim 6 is characterized in that: this organic electroluminescence cell comprises anode, hole injection layer, hole transmission layer, organic electro luminescent layer, electron transfer layer, electron injecting layer and the negative electrode that is cascading.
8. organic electroluminescence display device and method of manufacturing same as claimed in claim 7, it is characterized in that: contiguous this first substrate of this anode, contiguous this second substrate of this negative electrode, the material of this anode is tin indium oxide or indium zinc oxide, this negative electrode is the metallic conduction material, this metallic conduction material be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.
9. organic electroluminescence display device and method of manufacturing same as claimed in claim 7, it is characterized in that: contiguous this first substrate of this negative electrode, contiguous this second substrate of this anode, the material of this negative electrode is tin indium oxide or indium zinc oxide, this anode is the metallic conduction material, this metallic conduction material be among aluminium, gold, silver, chromium, nickel, titanium, copper, molybdenum, the niobium any one.
10. organic electroluminescence display device and method of manufacturing same as claimed in claim 6 is characterized in that: this organic electroluminescence display device and method of manufacturing same further comprises a protective layer, and it is arranged on this fly's-eye lens outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510101525 CN1967898A (en) | 2005-11-17 | 2005-11-17 | Organic electroluminescence display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510101525 CN1967898A (en) | 2005-11-17 | 2005-11-17 | Organic electroluminescence display device |
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| Publication Number | Publication Date |
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| CN1967898A true CN1967898A (en) | 2007-05-23 |
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| CN 200510101525 Pending CN1967898A (en) | 2005-11-17 | 2005-11-17 | Organic electroluminescence display device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151369A (en) * | 2013-02-06 | 2013-06-12 | 京东方科技集团股份有限公司 | Pixel structure and manufacture method thereof |
| CN105870345A (en) * | 2008-04-03 | 2016-08-17 | Qd视光有限公司 | A light emitting device including quantum dots |
| US10164205B2 (en) | 2008-04-03 | 2018-12-25 | Samsung Research America, Inc. | Device including quantum dots |
-
2005
- 2005-11-17 CN CN 200510101525 patent/CN1967898A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105870345A (en) * | 2008-04-03 | 2016-08-17 | Qd视光有限公司 | A light emitting device including quantum dots |
| US10164205B2 (en) | 2008-04-03 | 2018-12-25 | Samsung Research America, Inc. | Device including quantum dots |
| US10333090B2 (en) | 2008-04-03 | 2019-06-25 | Samsung Research America, Inc. | Light-emitting device including quantum dots |
| US11005058B2 (en) | 2008-04-03 | 2021-05-11 | Samsung Research America, Inc. | Light-emitting device including quantum dots |
| CN103151369A (en) * | 2013-02-06 | 2013-06-12 | 京东方科技集团股份有限公司 | Pixel structure and manufacture method thereof |
| WO2014121561A1 (en) * | 2013-02-06 | 2014-08-14 | 京东方科技集团股份有限公司 | Pixel structure and manufacturing method therefor |
| CN103151369B (en) * | 2013-02-06 | 2016-01-06 | 京东方科技集团股份有限公司 | A kind of dot structure and preparation method thereof |
| US10062868B2 (en) | 2013-02-06 | 2018-08-28 | Boe Technology Group Co., Ltd. | Pixel structure and manufacturing method thereof |
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