JPWO2013108326A1 - 薄膜トランジスタアレイ装置及びそれを用いたel表示装置 - Google Patents
薄膜トランジスタアレイ装置及びそれを用いたel表示装置 Download PDFInfo
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- JPWO2013108326A1 JPWO2013108326A1 JP2013554096A JP2013554096A JPWO2013108326A1 JP WO2013108326 A1 JPWO2013108326 A1 JP WO2013108326A1 JP 2013554096 A JP2013554096 A JP 2013554096A JP 2013554096 A JP2013554096 A JP 2013554096A JP WO2013108326 A1 JPWO2013108326 A1 JP WO2013108326A1
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- thin film
- electrode
- film transistor
- transistor array
- film
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- 239000010409 thin film Substances 0.000 title claims abstract description 175
- 239000010408 film Substances 0.000 claims abstract description 344
- 239000010410 layer Substances 0.000 claims abstract description 226
- 239000011229 interlayer Substances 0.000 claims abstract description 89
- 238000009792 diffusion process Methods 0.000 claims abstract description 59
- 230000002265 prevention Effects 0.000 claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 claims description 93
- 239000002184 metal Substances 0.000 claims description 93
- 239000000463 material Substances 0.000 claims description 48
- 239000007769 metal material Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 description 72
- 238000004519 manufacturing process Methods 0.000 description 66
- 238000000034 method Methods 0.000 description 40
- 238000002161 passivation Methods 0.000 description 38
- 239000010949 copper Substances 0.000 description 30
- 239000000758 substrate Substances 0.000 description 28
- 229910021417 amorphous silicon Inorganic materials 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- 229910052782 aluminium Inorganic materials 0.000 description 10
- 239000003990 capacitor Substances 0.000 description 10
- 238000000206 photolithography Methods 0.000 description 10
- 229910052581 Si3N4 Inorganic materials 0.000 description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 238000002425 crystallisation Methods 0.000 description 8
- 238000005530 etching Methods 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 230000000149 penetrating effect Effects 0.000 description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 8
- 229910052814 silicon oxide Inorganic materials 0.000 description 8
- 238000009751 slip forming Methods 0.000 description 8
- 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 8
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 230000005525 hole transport Effects 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 4
- 238000001312 dry etching Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 229910052738 indium Inorganic materials 0.000 description 4
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 229910021424 microcrystalline silicon Inorganic materials 0.000 description 4
- 229910052750 molybdenum Inorganic materials 0.000 description 4
- 239000011368 organic material Substances 0.000 description 4
- 238000000059 patterning Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000011787 zinc oxide Substances 0.000 description 4
- 125000001637 1-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C(*)=C([H])C([H])=C([H])C2=C1[H] 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229920000144 PEDOT:PSS Polymers 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 229910018557 Si O Inorganic materials 0.000 description 2
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006356 dehydrogenation reaction Methods 0.000 description 2
- 238000000313 electron-beam-induced deposition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005224 laser annealing Methods 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 150000007978 oxazole derivatives Chemical class 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 238000009832 plasma treatment Methods 0.000 description 2
- 239000009719 polyimide resin Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000001552 radio frequency sputter deposition Methods 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- 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
- H10K59/124—Insulating layers formed between TFT elements and OLED elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—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
- 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
- H01L27/124—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 layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- 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
- H10K59/123—Connection of the pixel electrodes to the thin film transistors [TFT]
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
2 陽極
3 EL層
4 陰極
5 画素
6 画素回路
7 ゲート配線
8 ソース配線
9 電源配線
10,11 薄膜トランジスタ
21 基板
22 第1の金属層
23 ゲート絶縁膜
24,25 半導体層
26 第2の金属層
27 パッシベーション膜
28 導電酸化物膜
29 第3の金属層
30,32,33,35 コンタクトホール
31 中継電極
34,34a,34b 層間絶縁膜
36 拡散防止膜
2 陽極
3 EL層
4 陰極
5 画素
6 画素回路
7 ゲート配線
8 ソース配線
9 電源配線
10,11 薄膜トランジスタ
21 基板
22 第1の金属層
23 ゲート絶縁膜
24,25 半導体層
26 第2の金属層
27 パッシベーション膜
28 導電酸化物膜
29 第3の金属層
30,32,33,35 コンタクトホール
31 中継電極
34,34a,34b 層間絶縁膜
36 拡散防止膜
Claims (8)
- 一対の電極間に発光層を配置した発光部と、前記発光部の発光を制御する薄膜トランジスタアレイ装置とを備え、前記発光部と前記薄膜トランジスタアレイ装置との間に層間絶縁膜を配置するとともに、前記発光部の一方の電極が前記層間絶縁膜のコンタクトホールを介して前記薄膜トランジスタアレイ装置と電気的に接続されているEL表示装置であって、前記薄膜トランジスタアレイ装置は、前記層間絶縁膜のコンタクトホールを介して前記発光部の電極に電気的に接続される電流供給用の電極を有し、かつ前記発光部の一方の電極と前記薄膜トランジスタアレイ装置の電流供給用の電極の界面に拡散防止膜を形成したEL表示装置。
- 前記拡散防止膜は、前記発光部の一方の電極を構成する金属材料と同じ金属を主成分とする酸化物により構成した請求項1に記載のEL表示装置。
- 前記拡散防止膜は、AlxCuyOz、x>y≧0、z>0を満たす材料組成を有する請求項2に記載のEL表示装置。
- 前記拡散防止膜は、膜厚が0<t≦6nmである請求項1に記載のEL表示装置。
- 発光部との間に層間絶縁膜を配置するとともに、前記発光部の一方の電極が前記層間絶縁膜のコンタクトホールを介して電気的に接続される電流供給用の電極を有する薄膜トランジスタアレイ装置であって、前記発光部の一方の電極と前記電流供給用の電極の界面に拡散防止膜を形成した薄膜トランジスタアレイ装置。
- 前記拡散防止膜は、前記発光部の一方の電極を構成する金属材料と同じ金属を主成分とする酸化物により構成した請求項5に記載の薄膜トランジスタアレイ装置。
- 前記拡散防止膜は、AlxCuyOz、x>y≧0、z>0を満たす材料組成を有する請求項6に記載の薄膜トランジスタアレイ装置。
- 前記拡散防止膜は、膜厚が0<t≦6nmである請求項5に記載の薄膜トランジスタアレイ装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013554096A JP5778786B2 (ja) | 2012-01-17 | 2012-11-22 | 薄膜トランジスタアレイ装置及びそれを用いたel表示装置 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012006693 | 2012-01-17 | ||
JP2012006693 | 2012-01-17 | ||
JP2013554096A JP5778786B2 (ja) | 2012-01-17 | 2012-11-22 | 薄膜トランジスタアレイ装置及びそれを用いたel表示装置 |
PCT/JP2012/007516 WO2013108326A1 (ja) | 2012-01-17 | 2012-11-22 | 薄膜トランジスタアレイ装置及びそれを用いたel表示装置 |
Publications (2)
Publication Number | Publication Date |
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JPWO2013108326A1 true JPWO2013108326A1 (ja) | 2015-05-11 |
JP5778786B2 JP5778786B2 (ja) | 2015-09-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013554096A Active JP5778786B2 (ja) | 2012-01-17 | 2012-11-22 | 薄膜トランジスタアレイ装置及びそれを用いたel表示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9231038B2 (ja) |
JP (1) | JP5778786B2 (ja) |
KR (1) | KR20140113678A (ja) |
CN (1) | CN103959470B (ja) |
WO (1) | WO2013108326A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9117785B2 (en) * | 2013-11-22 | 2015-08-25 | Samsung Display Co., Ltd. | Display device and method of manufacturing the same |
CN109697958B (zh) * | 2019-01-10 | 2020-11-10 | 昆山国显光电有限公司 | 一种有机发光显示面板及有机发光显示装置 |
US20230082475A1 (en) * | 2020-02-26 | 2023-03-16 | Sharp Kabushiki Kaisha | Display device and method for manufacturing same |
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JPH06236878A (ja) * | 1993-02-09 | 1994-08-23 | Kawasaki Steel Corp | 金属配線 |
JP2006023388A (ja) * | 2004-07-06 | 2006-01-26 | Kobe Steel Ltd | 表示デバイスおよびその製法 |
JP2006049873A (ja) * | 2004-07-06 | 2006-02-16 | Fuji Photo Film Co Ltd | 機能素子 |
JP2006148040A (ja) * | 2004-11-17 | 2006-06-08 | Samsung Electronics Co Ltd | 薄膜トランジスタ表示板及びその製造方法 |
JP2007264445A (ja) * | 2006-03-29 | 2007-10-11 | Casio Comput Co Ltd | 表示装置及びその製造方法 |
JP2011209756A (ja) * | 2002-12-19 | 2011-10-20 | Kobe Steel Ltd | 表示デバイスおよびその製法、ならびにスパッタリングターゲット |
JP2012252829A (ja) * | 2011-06-01 | 2012-12-20 | Seiko Epson Corp | 発光装置の製造方法 |
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JP3768739B2 (ja) | 1999-07-14 | 2006-04-19 | キヤノン株式会社 | 部品折り曲げ装置 |
JP2001160486A (ja) | 1999-12-03 | 2001-06-12 | Sony Corp | 有機elディスプレイの製造方法及び有機elディスプレイ |
JP3940385B2 (ja) | 2002-12-19 | 2007-07-04 | 株式会社神戸製鋼所 | 表示デバイスおよびその製法 |
US7170176B2 (en) * | 2003-11-04 | 2007-01-30 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
US7642711B2 (en) | 2004-07-06 | 2010-01-05 | Fujifilm Corporation | Functional layer having wiring connected to electrode and barrier metal between electrode and wiring |
KR100730151B1 (ko) * | 2005-09-30 | 2007-06-19 | 삼성에스디아이 주식회사 | 평판 표시 장치 |
JP2009229941A (ja) | 2008-03-24 | 2009-10-08 | Sony Corp | アクティブマトリックス型表示装置及びアクティブマトリックス型表示装置の製造方法 |
JP5484853B2 (ja) * | 2008-10-10 | 2014-05-07 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
US8686448B2 (en) | 2011-05-27 | 2014-04-01 | Seiko Epson Corporation | Light emitting device, electronic apparatus, and manufacturing method of light emitting device |
-
2012
- 2012-11-22 KR KR1020147019310A patent/KR20140113678A/ko not_active Application Discontinuation
- 2012-11-22 JP JP2013554096A patent/JP5778786B2/ja active Active
- 2012-11-22 WO PCT/JP2012/007516 patent/WO2013108326A1/ja active Application Filing
- 2012-11-22 CN CN201280056953.9A patent/CN103959470B/zh active Active
-
2014
- 2014-05-21 US US14/284,219 patent/US9231038B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06236878A (ja) * | 1993-02-09 | 1994-08-23 | Kawasaki Steel Corp | 金属配線 |
JP2011209756A (ja) * | 2002-12-19 | 2011-10-20 | Kobe Steel Ltd | 表示デバイスおよびその製法、ならびにスパッタリングターゲット |
JP2006023388A (ja) * | 2004-07-06 | 2006-01-26 | Kobe Steel Ltd | 表示デバイスおよびその製法 |
JP2006049873A (ja) * | 2004-07-06 | 2006-02-16 | Fuji Photo Film Co Ltd | 機能素子 |
JP2006148040A (ja) * | 2004-11-17 | 2006-06-08 | Samsung Electronics Co Ltd | 薄膜トランジスタ表示板及びその製造方法 |
JP2007264445A (ja) * | 2006-03-29 | 2007-10-11 | Casio Comput Co Ltd | 表示装置及びその製造方法 |
JP2012252829A (ja) * | 2011-06-01 | 2012-12-20 | Seiko Epson Corp | 発光装置の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US9231038B2 (en) | 2016-01-05 |
WO2013108326A1 (ja) | 2013-07-25 |
CN103959470A (zh) | 2014-07-30 |
CN103959470B (zh) | 2016-08-24 |
JP5778786B2 (ja) | 2015-09-16 |
US20140252365A1 (en) | 2014-09-11 |
KR20140113678A (ko) | 2014-09-24 |
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