JP5969216B2 - 発光素子、表示装置、照明装置、及びこれらの作製方法 - Google Patents
発光素子、表示装置、照明装置、及びこれらの作製方法 Download PDFInfo
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- JP5969216B2 JP5969216B2 JP2012023596A JP2012023596A JP5969216B2 JP 5969216 B2 JP5969216 B2 JP 5969216B2 JP 2012023596 A JP2012023596 A JP 2012023596A JP 2012023596 A JP2012023596 A JP 2012023596A JP 5969216 B2 JP5969216 B2 JP 5969216B2
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- CRWAGLGPZJUQQK-UHFFFAOYSA-N n-(4-carbazol-9-ylphenyl)-4-[2-[4-(n-(4-carbazol-9-ylphenyl)anilino)phenyl]ethenyl]-n-phenylaniline Chemical compound C=1C=C(N(C=2C=CC=CC=2)C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=CC=1C=CC(C=C1)=CC=C1N(C=1C=CC(=CC=1)N1C2=CC=CC=C2C2=CC=CC=C21)C1=CC=CC=C1 CRWAGLGPZJUQQK-UHFFFAOYSA-N 0.000 description 1
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- KUGSVDXBPQUXKX-UHFFFAOYSA-N n-[9,10-bis(2-phenylphenyl)anthracen-2-yl]-n,9-diphenylcarbazol-3-amine Chemical compound C1=CC=CC=C1N(C=1C=C2C(C=3C(=CC=CC=3)C=3C=CC=CC=3)=C3C=CC=CC3=C(C=3C(=CC=CC=3)C=3C=CC=CC=3)C2=CC=1)C1=CC=C(N(C=2C=CC=CC=2)C=2C3=CC=CC=2)C3=C1 KUGSVDXBPQUXKX-UHFFFAOYSA-N 0.000 description 1
- COVCYOMDZRYBNM-UHFFFAOYSA-N n-naphthalen-1-yl-9-phenyl-n-(9-phenylcarbazol-3-yl)carbazol-3-amine Chemical compound C1=CC=CC=C1N1C2=CC=C(N(C=3C=C4C5=CC=CC=C5N(C=5C=CC=CC=5)C4=CC=3)C=3C4=CC=CC=C4C=CC=3)C=C2C2=CC=CC=C21 COVCYOMDZRYBNM-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel 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
- 150000004866 oxadiazoles Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- DYIZHKNUQPHNJY-UHFFFAOYSA-N oxorhenium Chemical compound [Re]=O DYIZHKNUQPHNJY-UHFFFAOYSA-N 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- SLIUAWYAILUBJU-UHFFFAOYSA-N pentacene Chemical compound C1=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C21 SLIUAWYAILUBJU-UHFFFAOYSA-N 0.000 description 1
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 1
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 1
- 150000005041 phenanthrolines Chemical class 0.000 description 1
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
- 229920000078 poly(4-vinyltriphenylamine) Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- VLRICFVOGGIMKK-UHFFFAOYSA-N pyrazol-1-yloxyboronic acid Chemical compound OB(O)ON1C=CC=N1 VLRICFVOGGIMKK-UHFFFAOYSA-N 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910003449 rhenium oxide 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
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- IFLREYGFSNHWGE-UHFFFAOYSA-N tetracene Chemical compound C1=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C21 IFLREYGFSNHWGE-UHFFFAOYSA-N 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
- 125000001544 thienyl group Chemical group 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 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
- 238000001771 vacuum deposition Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
- CJGUQZGGEUNPFQ-UHFFFAOYSA-L zinc;2-(1,3-benzothiazol-2-yl)phenolate Chemical compound [Zn+2].[O-]C1=CC=CC=C1C1=NC2=CC=CC=C2S1.[O-]C1=CC=CC=C1C1=NC2=CC=CC=C2S1 CJGUQZGGEUNPFQ-UHFFFAOYSA-L 0.000 description 1
- HTPBWAPZAJWXKY-UHFFFAOYSA-L zinc;quinolin-8-olate Chemical compound [Zn+2].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 HTPBWAPZAJWXKY-UHFFFAOYSA-L 0.000 description 1
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Description
本実施の形態では、発光素子の例について説明する。
本実施の形態では、上記実施の形態に示す発光素子における発光層(LE)の構造例について説明する。
本実施の形態では、上記実施の形態における発光素子を画素部に備えた表示装置の例について説明する。
本実施の形態では、上記実施の形態における表示装置を備えた電子機器の例について説明する。
本実施の形態では、上記実施の形態における発光素子を用いた照明装置の例について説明する。
101 電極層
102 発光層
103 電極層
111 導電層
112 導電層
113 導電層
121a エレクトロルミネセンス層
121b エレクトロルミネセンス層
122 正孔注入層
123 正孔輸送層
124 電子輸送層
125 電子注入層
221 発光ユニット
222 電荷発生層
223 発光ユニット
231 発光ユニット
232 電荷発生層
233 発光ユニット
234 電荷発生層
235 発光ユニット
301 駆動回路
302 駆動回路
305 表示回路
331 トランジスタ
332 トランジスタ
333 発光素子
335 容量素子
500 基板
501 絶縁層
511a 半導体層
511b 半導体層
512a 不純物領域
512b 不純物領域
512c 不純物領域
512d 不純物領域
512e 不純物領域
512f 不純物領域
513 絶縁層
514a 導電層
514b 導電層
514c 導電層
515 絶縁層
516a 導電層
516b 導電層
516c 導電層
516d 導電層
517 絶縁層
518 導電層
519 導電層
520 導電層
521 絶縁層
522 発光層
523 導電層
524 基板
525 着色層
526 絶縁層
527 絶縁層
1001a 筐体
1001b 筐体
1001c 筐体
1001d 筐体
1002a 表示部
1002b 表示部
1002c 表示部
1002d 表示部
1003a 側面
1003b 側面
1003c 側面
1003d 側面
1004 筐体
1005 表示部
1006 軸部
1007 側面
1008 甲板部
1210 天井
1211 基体
1212 電極層
1213 発光層
1214 電極層
1215 レンズ
1216 シール材
1217 基体
1221 筐体
1222 発光部
1201a 照明装置
1201b 照明装置
Claims (10)
- 第1の電極層と、
光を透過する第2の電極層と、
前記第1の電極層及び前記第2の電極層に重畳し、前記第1の電極層及び前記第2の電極層の間に印加される電圧に応じて発光する発光層と、を含み、
前記第1の電極層は、
光を反射する第1の導電層と、
前記第1の導電層の一平面に設けられ、チタンを含む第2の導電層(金属−ケイ化物層を除く)と、
前記第2の導電層と前記発光層の間に設けられ、光を透過し、前記第1の導電層の材料より仕事関数が高い金属酸化物を含む第3の導電層と、を有し、
前記第2の導電層の一部は酸化されていることを特徴とする発光素子。 - 請求項1において、
第1の電極層及び前記第2の電極層の間において、前記発光層が射出する光は、干渉により強められることを特徴とする発光素子。 - 請求項1又は請求項2において、
前記発光層は、前記第1の電極層の上に設けられ、
前記第2の電極層は、前記発光層の上に設けられ、
前記発光層は、電荷発生層及び前記電荷発生層を介して積層された複数の発光ユニットを有し、白色を呈する光を射出することを特徴とする発光素子。 - ソース及びドレインの一方に表示データ信号が入力される第1の電界効果トランジスタと、
ゲートが前記第1の電界効果トランジスタの前記ソース及び前記ドレインの他方に電気的に接続された第2の電界効果トランジスタと、
第1の電極及び第2の電極を有し、前記第1の電極が前記第2の電界効果トランジスタのソース又はドレインに電気的に接続され、前記第1の電極及び前記第2の電極に印加される電圧に応じて発光する発光素子と、を具備し、
前記第1の電界効果トランジスタ及び前記第2の電界効果トランジスタは、酸化物半導体層を有し、
前記発光素子は、
前記第1の電極としての機能を有する第1の電極層と、
前記第2の電極としての機能を有し、光を透過する第2の電極層と、
前記第1の電極層及び前記第2の電極層に重畳し、前記第1の電極層と前記第2の電極層の間に印加される電圧に応じて発光する発光層と、を含み、
前記第1の電極層は、
光を反射する第1の導電層と、
前記第1の導電層の一平面に設けられ、チタンを含む第2の導電層(金属−ケイ化物層を除く)と、
前記第2の導電層と前記発光層の間に設けられ、光を透過し、前記第1の導電層の材料より仕事関数が高い金属酸化物を含む第3の導電層と、を有し、
前記第2の導電層の一部は酸化されていることを特徴とする表示装置。 - 請求項4において、
第1の電極層及び前記第2の電極層の間において、前記発光層が射出する光は、干渉により強められることを特徴とする表示装置。 - 請求項4又は請求項5において、
前記発光層は、前記第1の電極層の上に設けられ、
前記第2の電極層は、前記発光層の上に設けられ、
前記発光層は、電荷発生層及び前記電荷発生層を介して積層された複数の発光ユニットを有し、白色を呈する光を射出し、
前記発光素子から射出される光のうち、特定の波長の光を透過する着色層をさらに有することを特徴とする表示装置。 - 発光部に設けられた発光素子を具備し、
前記発光素子は、
第1の電極層と、
光を透過する第2の電極層と、
前記第1の電極層及び前記第2の電極層に重畳し、前記第1の電極層及び前記第2の電極層の間に印加される電圧に応じて発光する発光層と、を含み、
前記第1の電極層は、
光を反射する第1の導電層と、
前記第1の導電層の一平面に設けられ、チタンを含む第2の導電層(金属−ケイ化物層を除く)と、
前記第2の導電層と前記発光層の間に設けられ、光を透過し、前記第1の導電層の材料より仕事関数が高い金属酸化物を含む第3の導電層と、を有し、
前記第2の導電層の一部は酸化されていることを特徴とする照明装置。 - 請求項7において、
第1の電極層及び前記第2の電極層の間において、前記発光層が射出する光は、干渉により強められることを特徴とする照明装置。 - 請求項7又は請求項8において、
前記発光層は、前記第1の電極層の上に設けられ、
前記第2の電極層は、前記発光層の上に設けられ、
前記発光層は、電荷発生層及び前記電荷発生層を介して積層された複数の発光ユニットを有し、白色を呈する光を射出することを特徴とする照明装置。 - 第1の電極層と、
光を透過する第2の電極層と、
前記第1の電極層及び前記第2の電極層に重畳し、前記第1の電極層及び前記第2の電極層の間に印加される電圧に応じて発光する発光層と、を含む発光素子の作製方法であって、
第1の導電層を形成し、
前記第1の導電層の上に第2の導電層(金属−ケイ化物層を除く)を形成し、
前記第2の導電層を形成した後に熱処理を行って前記第2の導電層の一部を酸化し、
前記熱処理後に前記第2の導電層の上に、前記第1の導電層の材料より仕事関数が高い金属酸化物を含む第3の導電層を形成することにより前記第1の電極層を形成することを特徴とする発光素子の作製方法。
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JP2010153365A (ja) * | 2008-11-19 | 2010-07-08 | Semiconductor Energy Lab Co Ltd | 発光素子、発光装置、電子機器及び照明装置 |
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KR101156428B1 (ko) | 2009-06-01 | 2012-06-18 | 삼성모바일디스플레이주식회사 | 유기 발광 소자 |
JP2011027958A (ja) | 2009-07-24 | 2011-02-10 | Fujifilm Corp | 表示装置およびその駆動制御方法 |
KR101894898B1 (ko) | 2011-02-11 | 2018-09-04 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 발광 장치 및 발광 장치를 사용한 전자 기기 |
KR101917752B1 (ko) | 2011-05-11 | 2018-11-13 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 발광 소자, 발광 모듈, 발광 패널, 발광 장치 |
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- 2012-02-09 US US13/369,797 patent/US9564609B2/en active Active
- 2012-02-09 KR KR1020120013220A patent/KR101945315B1/ko active IP Right Grant
- 2012-02-10 CN CN201210029202.XA patent/CN102637830B/zh not_active Expired - Fee Related
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TWI575774B (zh) | 2017-03-21 |
EP2487733A1 (en) | 2012-08-15 |
TW201238082A (en) | 2012-09-16 |
CN102637830B (zh) | 2017-03-01 |
US9564609B2 (en) | 2017-02-07 |
KR20120092519A (ko) | 2012-08-21 |
KR101945315B1 (ko) | 2019-02-07 |
JP2012182119A (ja) | 2012-09-20 |
EP2487733B1 (en) | 2020-01-22 |
CN102637830A (zh) | 2012-08-15 |
US20120205701A1 (en) | 2012-08-16 |
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