KR20090120093A - 유기 전계 발광표시장치 - Google Patents
유기 전계 발광표시장치 Download PDFInfo
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- KR20090120093A KR20090120093A KR1020080045969A KR20080045969A KR20090120093A KR 20090120093 A KR20090120093 A KR 20090120093A KR 1020080045969 A KR1020080045969 A KR 1020080045969A KR 20080045969 A KR20080045969 A KR 20080045969A KR 20090120093 A KR20090120093 A KR 20090120093A
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- Prior art keywords
- light emitting
- display device
- organic light
- pixel
- emitting display
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- 239000003990 capacitor Substances 0.000 claims abstract description 26
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 239000010409 thin film Substances 0.000 claims description 29
- 239000004065 semiconductor Substances 0.000 claims description 24
- 239000007769 metal material Substances 0.000 claims description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- CJNDGEMSSGQZAN-UHFFFAOYSA-N [O--].[O--].[In+3].[Cs+] Chemical compound [O--].[O--].[In+3].[Cs+] CJNDGEMSSGQZAN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910052733 gallium Inorganic materials 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 229910052738 indium Inorganic materials 0.000 claims description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 3
- ATFCOADKYSRZES-UHFFFAOYSA-N indium;oxotungsten Chemical compound [In].[W]=O ATFCOADKYSRZES-UHFFFAOYSA-N 0.000 claims description 3
- HRHKULZDDYWVBE-UHFFFAOYSA-N indium;oxozinc;tin Chemical compound [In].[Sn].[Zn]=O HRHKULZDDYWVBE-UHFFFAOYSA-N 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 description 10
- 239000007772 electrode material Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 229910005265 GaInZnO Inorganic materials 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- -1 indium (In) Chemical class 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1216—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being capacitors
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- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1222—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer
- H01L27/1225—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer with semiconductor materials not belonging to the group IV of the periodic table, e.g. InGaZnO
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
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- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022466—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers
- H01L31/022483—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers composed of zinc oxide [ZnO]
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- H10K30/82—Transparent electrodes, e.g. indium tin oxide [ITO] electrodes
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- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
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- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/326—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising gallium
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01049—Indium [In]
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- H01L2924/1304—Transistor
- H01L2924/1306—Field-effect transistor [FET]
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- H10K2102/301—Details of OLEDs
- H10K2102/302—Details of OLEDs of OLED structures
- H10K2102/3023—Direction of light emission
- H10K2102/3031—Two-side emission, e.g. transparent OLEDs [TOLED]
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Abstract
Description
Claims (7)
- 다수의 주사선, 데이터선 및 화소 전원선이 매트릭스 형태로 배열되며, 상기 다수의 주사선, 데이터선 및 화소 전원선의 교차영역에 각각의 부화소가 형성되는 화소부와;상기 각각의 부화소를 구동시키기 위한 신호를 입력받는 패드부와, 상기 패드부를 통해 상기 신호를 상기 다수의 주사선 및 데이터선에 공급하는 주사 구동부 및 데이터 구동부와, 상기 화소 전원선으로 전원을 공급하는 전원 공급선이 형성된 비화소부가 포함되고,상기 부화소는,산화물 반도체층을 포함하는 박막트랜지스터와;상기 박막트랜지스터와 이격되어 배치되며, 하부전극 및 상부전극이 투명한 도전물질로 구현되는 캐패시터와;상기 박막트랜지스터와 전기적으로 연결되며 상기 캐패시터 상부에 배치되는 유기 발광소자를 포함하여 구성됨을 특징으로 하는 유기 전계 발광표시장치.
- 제1 항에 있어서, 상기 주사선, 상기 데이터선, 상기 화소 전원선 및 상기 전원 공급선은 불투명한 금속 물질로 형성되는 유기 전계 발광표시장치.
- 제1 항에 있어서, 상기 주사선, 상기 데이터선, 상기 박막 트랜지스터의 게 이트 전극, 소스/드레인 전극 및 상기 화소 전원선은 투명한 도전 물질로 형성되고, 상기 전원 공급선은 불투명한 금속 물질로 형성되는 유기 전계 발광표시장치.
- 제2 항 및 제3 항 중 어느 한 항에 있어서, 상기 불투명한 금속 물질은 알루미늄(Al), 은(Ag), 몰리브덴(Mo), 크롬(Cr), 니켈(Ni), 금(Au), 티타늄(Ti) 및 탄탈럼(Ta)으로 이루어진 군 중 하나인 유기 전계 발광표시장치.
- 제1 항에 있어서, 상기 투명한 도전 물질은 ITO(Indium Tin Oxide), IZO(Indium Zinc Oxide), IZTO(Indium Zinc Tin Oxide), ICO(Indium Cesium Oxide), IWO(Indium Tungsten Oxide) 및 반투명 금속 조성물로 구성된 군에서 선택되는 적어도 하나인 유기 전계 발광표시장치.
- 제1 항에 있어서, 상기 산화물 반도체층은 산화아연(ZnO)을 주성분으로 하는 유기 전계 발광표시장치.
- 제6 항에 있어서, 상기 산화물 반도체층에 인듐(In), 갈륨(Ga) 및 스태늄(Sn) 중 적어도 하나의 이온이 도핑된 유기 전계 발광표시장치.
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KR1020080045969A KR100941836B1 (ko) | 2008-05-19 | 2008-05-19 | 유기 전계 발광표시장치 |
US12/318,409 US8144086B2 (en) | 2008-05-19 | 2008-12-29 | Organic light emitting display device |
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KR1020080045969A KR100941836B1 (ko) | 2008-05-19 | 2008-05-19 | 유기 전계 발광표시장치 |
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Cited By (8)
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KR101272498B1 (ko) * | 2011-03-18 | 2013-06-10 | 한국과학기술원 | 투명 디스플레이 장치 |
US8928564B2 (en) | 2010-05-10 | 2015-01-06 | Samsung Display Co., Ltd. | Pixel circuit of a flat panel display device and method of driving the same |
KR20150035307A (ko) * | 2013-09-27 | 2015-04-06 | 엘지디스플레이 주식회사 | 유기전계발광표시장치 및 그 제조방법 |
KR20150036939A (ko) * | 2013-09-30 | 2015-04-08 | 엘지디스플레이 주식회사 | 배리어 필름 및 이를 이용한 표시장치의 제조방법 |
US9029857B2 (en) | 2010-10-26 | 2015-05-12 | Samsung Display Co., Ltd. | Organic light emitting display device and manufacturing method thereof |
US9601553B2 (en) | 2011-04-22 | 2017-03-21 | Samsung Display Co., Ltd. | Organic light-emitting display and method of manufacturing the same |
KR20170085617A (ko) * | 2016-01-14 | 2017-07-25 | 삼성디스플레이 주식회사 | 표시 패널 및 이의 제조 방법 |
US10446631B2 (en) | 2016-10-31 | 2019-10-15 | Lg Display Co., Ltd. | Organic light emitting display device with improved aperture ratio and method for manufacturing the same |
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KR101904811B1 (ko) | 2009-07-24 | 2018-10-05 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 |
JP2012015436A (ja) * | 2010-07-05 | 2012-01-19 | Sony Corp | 薄膜トランジスタおよび表示装置 |
KR20120019026A (ko) * | 2010-08-24 | 2012-03-06 | 삼성모바일디스플레이주식회사 | 유기 발광 표시 장치 |
KR101769499B1 (ko) * | 2010-08-24 | 2017-08-21 | 삼성디스플레이 주식회사 | 유기 전계 발광 표시 장치 |
US8603841B2 (en) | 2010-08-27 | 2013-12-10 | Semiconductor Energy Laboratory Co., Ltd. | Manufacturing methods of semiconductor device and light-emitting display device |
KR101813492B1 (ko) * | 2011-01-05 | 2018-01-02 | 삼성디스플레이 주식회사 | 유기발광 표시장치 및 그 제조방법 |
KR20130064486A (ko) * | 2011-12-08 | 2013-06-18 | 삼성디스플레이 주식회사 | 광투과율 제어가 가능한 표시장치 |
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US8144086B2 (en) | 2012-03-27 |
US20090284449A1 (en) | 2009-11-19 |
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