JP4731996B2 - 発光素子及び表示装置 - Google Patents
発光素子及び表示装置 Download PDFInfo
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- JP4731996B2 JP4731996B2 JP2005146844A JP2005146844A JP4731996B2 JP 4731996 B2 JP4731996 B2 JP 4731996B2 JP 2005146844 A JP2005146844 A JP 2005146844A JP 2005146844 A JP2005146844 A JP 2005146844A JP 4731996 B2 JP4731996 B2 JP 4731996B2
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- Prior art keywords
- layer
- light
- responsible
- light emitting
- electrode
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- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 229920000547 conjugated polymer Polymers 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 229960000956 coumarin Drugs 0.000 description 1
- 235000001671 coumarin Nutrition 0.000 description 1
- 150000004775 coumarins Chemical class 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
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- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000001056 green pigment Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- SJCKRGFTWFGHGZ-UHFFFAOYSA-N magnesium silver Chemical compound [Mg].[Ag] SJCKRGFTWFGHGZ-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- 229910000484 niobium oxide Inorganic materials 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- JFNLZVQOOSMTJK-KNVOCYPGSA-N norbornene Chemical compound C1[C@@H]2CC[C@H]1C=C2 JFNLZVQOOSMTJK-KNVOCYPGSA-N 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- AHLBNYSZXLDEJQ-FWEHEUNISA-N orlistat Chemical compound CCCCCCCCCCC[C@H](OC(=O)[C@H](CC(C)C)NC=O)C[C@@H]1OC(=O)[C@H]1CCCCCC AHLBNYSZXLDEJQ-FWEHEUNISA-N 0.000 description 1
- 150000007978 oxazole derivatives Chemical class 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- DYIZHKNUQPHNJY-UHFFFAOYSA-N oxorhenium Chemical compound [Re]=O DYIZHKNUQPHNJY-UHFFFAOYSA-N 0.000 description 1
- 229960003540 oxyquinoline Drugs 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920002495 polyphenylene ethynylene polymer Polymers 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 150000003220 pyrenes Chemical class 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 150000003252 quinoxalines Chemical class 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 229910003449 rhenium oxide Inorganic materials 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical compound C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 description 1
- 235000021286 stilbenes Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 125000005504 styryl group Chemical group 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- UGNWTBMOAKPKBL-UHFFFAOYSA-N tetrachloro-1,4-benzoquinone Chemical compound ClC1=C(Cl)C(=O)C(Cl)=C(Cl)C1=O UGNWTBMOAKPKBL-UHFFFAOYSA-N 0.000 description 1
- NLDYACGHTUPAQU-UHFFFAOYSA-N tetracyanoethylene Chemical group N#CC(C#N)=C(C#N)C#N NLDYACGHTUPAQU-UHFFFAOYSA-N 0.000 description 1
- PCCVSPMFGIFTHU-UHFFFAOYSA-N tetracyanoquinodimethane Chemical compound N#CC(C#N)=C1C=CC(=C(C#N)C#N)C=C1 PCCVSPMFGIFTHU-UHFFFAOYSA-N 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000006276 transfer reaction Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
- 150000003918 triazines Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 238000005019 vapor deposition process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- GWDUZCIBPDVBJM-UHFFFAOYSA-L zinc;2-(2-hydroxyphenyl)-3h-1,3-benzothiazole-2-carboxylate Chemical compound [Zn+2].OC1=CC=CC=C1C1(C([O-])=O)SC2=CC=CC=C2N1.OC1=CC=CC=C1C1(C([O-])=O)SC2=CC=CC=C2N1 GWDUZCIBPDVBJM-UHFFFAOYSA-L 0.000 description 1
- QEPMORHSGFRDLW-UHFFFAOYSA-L zinc;2-(2-hydroxyphenyl)-3h-1,3-benzoxazole-2-carboxylate Chemical compound [Zn+2].OC1=CC=CC=C1C1(C([O-])=O)OC2=CC=CC=C2N1.OC1=CC=CC=C1C1(C([O-])=O)OC2=CC=CC=C2N1 QEPMORHSGFRDLW-UHFFFAOYSA-L 0.000 description 1
Images
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- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
を挟持させる。また或いは、発光層を5層とした場合には、それら発光層の間に4層の中間導電層を挟持させる。
12:陰極
13:中間導電層(Alq:Li層)
14:中間導電層(In−Zn−O(インジウム・亜鉛酸化物)層)
15:有機層
16:有機層
17:層間絶縁膜
101:基板
102:陽極
103:第1の発光層
104:電子注入を担う層
105:正孔注入を担う層
106:第2の発光層
107:陰極
108:第3の発光層
203:1番目の発光層
204:1番目の電子注入を担う層
205:1番目の正孔注入を担う層
206:2番目の発光層
207:k番目の発光層
208:k番目の電子注入を担う層
209:k番目の正孔注入を担う層
210:k+1番目の発光層
211:n−1番目の電子注入を担う層
212:n−1番目の正孔注入を担う層
213:n番目の発光層
310:画素
311:トランジスタ
312:トランジスタ
313:発光素子
316:容量素子
317:第1の電源
318:第2の電源
340:トランジスタ
341:トランジスタ
342:トランジスタ
343:電源
400:発光領域
401:ゲートドライバ
402:ゲートドライバ
403:ソースドライバ
405:基板
406:対向基板
407:接続フィルム
408:シール材
409:隔壁層
410:素子群
411:第1の層間絶縁膜
412:第2の層間絶縁膜
414:配線
415:透光性樹脂
416:遮光性を有する隔壁層
417:遮光性を有する層間絶縁膜
418:空間
501:サブフレーム
501a:書き込み期間
501b:保持期間
502:サブフレーム
502a:書き込み期間
502b:保持期間
503:サブフレーム
503a:書き込み期間
503b:保持期間
504:サブフレーム
504a:書き込み期間
504b:保持期間
504c:消去期間
504d:非発光期間
600:Mo
601:アルミニウムを含む合金
602:ITO
603:アルミニウムを含む合金
604:アルミニウムを含む合金
605:ITO
606:アルミニウムを含む合金
607:ニッケルシリサイド
608:シリコン半導体層
801:カード本体
803:カード基板
804:IDチップ
805:表示装置
806:集積回路
807:薄膜部
808:配線
809:アンテナコイル
701:EL表示パネル
702:信号線側駆動回路
703:走査線側駆動回路
704:チューナ
705:映像波増幅回路
706:映像信号処理回路
707:コントロール回路
708:信号分割回路
709:音声波増幅回路
710:音声信号処理回路
711:制御回路
712:入力部
713:スピーカ
901:第1のトランジスタ
902:第2のトランジスタ
903:発光素子
911:ゲート信号線
912:ソース信号線
913:書込用ゲート信号線駆動回路
914:消去用ゲート信号線駆動回路
915:ソース信号線駆動回路
916:電源
917:電流供給線
918:スイッチ
919:スイッチ
920:スイッチ
1001:第1のトランジスタ
1002:第2のトランジスタ
1003:ゲート信号線
1004:ソース信号線
1005:電流供給線
1006:発光素子の電極
6500:基板
6503:FPC(フレキシブルプリントサーキット)
6504:プリント配線基盤(PWB)
6511:画素部
6512:ソース信号線駆動回路
6513:書込用ゲート信号線駆動回路
6514:消去用ゲート信号線駆動回路
9101:本体
9102:表示部
9201:本体
9202:表示部
9301:本体
9302:表示部
9401:本体
9402:表示部
9501:本体
9502:表示部
9701:表示部
9702:表示部
Claims (14)
- 第1の電極と、
前記第1の電極上の第1の発光層と、
前記第1の発光層上の中間導電層と、
前記中間導電層上の第2の発光層と、
前記第2の発光層上の第2の電極と、を有し、
前記中間導電層は電子注入を担う層と、前記電子注入を担う層と接する正孔注入を担う層とを含み、
前記電子注入を担う層と前記正孔注入を担う層の少なくとも一方は島状の層であり、
前記正孔注入を担う層は、酸化モリブデンと芳香族アミン類とを含む
ことを特徴とする発光素子。 - 第1の電極と、複数の発光層と、前記複数の発光層の間に挟まれた複数の中間導電層と、
第2の電極と、を積層してなり、
前記中間導電層は電子注入を担う層と、前記電子注入を担う層と接する正孔注入層を担う層とを含み、
前記電子注入を担う層と前記正孔注入層を担う層の少なくとも一方は島状の層であり、
前記正孔注入を担う層は、酸化モリブデンと芳香族アミン類とを含む
ことを特徴とする発光素子。 - 第1の電極と第2の電極の間に、1番目からn番目(nは2以上の整数)までのn個の発光層を順次積層してなり、
k番目(kは、1≦k≦(n−1)なる整数)の発光層と(k+1)番目の発光層との間には、中間導電層が含まれ、
前記中間導電層には電子注入を担う層と、前記電子注入を担う層と接する正孔注入を担う層とを含み、
前記電子注入を担う層と前記正孔注入を担う層の少なくとも一方は島状の層であり、
前記正孔注入を担う層は、酸化モリブデンと芳香族アミン類とを含む
ことを特徴とする発光素子。 - 請求項1乃至請求項3のいずれか一において、
前記電子注入を担う層は、Mg−Ag合金、Al−Li合金、Mg−Li合金、Ca3N2又はMg3N2を含むことを特徴とする発光素子。 - 請求項1乃至請求項4のいずれか一において、
前記正孔注入を担う層が前記島状の層であることを特徴とする発光素子。 - 基板上に設けられたトランジスタと、層間絶縁膜を介して前記トランジスタと接続された発光素子とを有し、
前記発光素子は、
第1の電極と、
前記第1の電極上の第1の発光層と、
前記第1の発光層上の中間導電層と、
前記中間導電層上の第2の発光層と、
前記第2の発光層上の第2の電極と、を有し、
前記中間導電層は電子注入を担う層と、前記電子注入を担う層と接する正孔注入を担う層を含み、
前記電子注入を担う層と前記正孔注入を担う層の少なくとも一方は島状の層であり、
前記正孔注入を担う層は、酸化モリブデンと芳香族アミン類とを含む
ことを特徴とする表示装置。 - 基板上に設けられたトランジスタと、層間絶縁膜を介して前記トランジスタと接続された発光素子とを有し、
前記発光素子は、
第1の電極と、複数の発光層と、前記複数の発光層の間に挟まれた複数の中間導電層と、
第2の電極と、を積層してなり、
前記中間導電層は電子注入を担う層と、前記電子注入を担う層と接する正孔注入層を担う層とを含み、
前記電子注入を担う層と前記正孔注入層を担う層の少なくとも一方は島状の層であり、
前記正孔注入を担う層は、酸化モリブデンと芳香族アミン類とを含む
ことを特徴とする表示装置。 - 基板上に設けられたトランジスタと、層間絶縁膜を介して前記トランジスタと接続された発光素子とを有し、
前記発光素子は、
第1の電極と第2の電極の間に、1番目からn番目(nは2以上の整数)までのn個の発光層を順次積層してなり、
k番目(kは、1≦k≦(n−1)なる整数)の発光層と(k+1)番目の発光層との間には、中間導電層が含まれ、
前記中間導電層には電子注入を担う層と、前記電子注入を担う層と接する正孔注入を担う層とを含み、
前記電子注入を担う層と前記正孔注入を担う層の少なくとも一方は島状の層であり、
前記正孔注入を担う層は、酸化モリブデンと芳香族アミン類とを含む
ことを特徴とする表示装置。 - 請求項6乃至請求項8のいずれか一において、
前記電子注入を担う層は、Mg−Ag合金、Al−Li合金、Mg−Li合金、Ca3N2又はMg3N2を含むことを特徴とする表示装置。 - 請求項6乃至請求項9のいずれか一において、
前記正孔注入を担う層が前記島状の層であることを特徴とする表示装置。 - 請求項6乃至請求項10のいずれか一において、
前記層間絶縁膜は炭素を含み、かつ遮光性を有することを特徴とする表示装置。 - 請求項6乃至請求項11のいずれか一において、
前記発光素子に接して、炭素を含み、かつ遮光性を有する隔壁層が設けられていることを特徴とする表示装置。 - 請求項6乃至請求項12のいずれか一において、
前記トランジスタと前記発光素子は、アルミニウム及びニッケルを含む合金からなる配線によって接続されていることを特徴とする表示装置。 - 請求項6乃至請求項12のいずれか一において、
前記トランジスタと前記発光素子は、アルミニウムと、ニッケルと、炭素を含む合金からなる配線によって接続されていることを特徴とする表示装置。
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US8586969B2 (en) | 2007-11-13 | 2013-11-19 | Japan Advanced Institute Of Science And Technology | Organic EL device |
KR101708847B1 (ko) * | 2010-04-08 | 2017-02-22 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 이의 제조 방법 |
KR101707250B1 (ko) | 2010-06-28 | 2017-02-15 | 가부시키가이샤 제이올레드 | 유기 발광 소자와 그 제조 방법, 유기 표시 패널, 유기 표시 장치 |
JP2012022787A (ja) * | 2010-07-12 | 2012-02-02 | Seiko Epson Corp | 有機el装置、有機el装置の製造方法、及び電子機器 |
US9112174B2 (en) | 2011-08-12 | 2015-08-18 | Panasonic Corporation | Organic electroluminescent element |
JP6061581B2 (ja) | 2012-09-19 | 2017-01-18 | ソニーセミコンダクタソリューションズ株式会社 | ディスプレイ装置 |
JP6247446B2 (ja) * | 2013-02-26 | 2017-12-13 | 株式会社半導体エネルギー研究所 | 発光装置の駆動方法 |
JP6235657B2 (ja) * | 2016-07-08 | 2017-11-22 | ソニーセミコンダクタソリューションズ株式会社 | ディスプレイ装置 |
JP2017002410A (ja) * | 2016-09-27 | 2017-01-05 | 大日本印刷株式会社 | 蒸着マスク |
KR102631177B1 (ko) * | 2018-12-28 | 2024-01-29 | 엘지디스플레이 주식회사 | 전계 발광 조명장치 |
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