KR970004557B1 - 투명도전막의 형성방법 - Google Patents
투명도전막의 형성방법 Download PDFInfo
- Publication number
- KR970004557B1 KR970004557B1 KR1019930021848A KR930021848A KR970004557B1 KR 970004557 B1 KR970004557 B1 KR 970004557B1 KR 1019930021848 A KR1019930021848 A KR 1019930021848A KR 930021848 A KR930021848 A KR 930021848A KR 970004557 B1 KR970004557 B1 KR 970004557B1
- Authority
- KR
- South Korea
- Prior art keywords
- ito film
- film
- forming
- transparent conductive
- conductive film
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 36
- 230000015572 biosynthetic process Effects 0.000 title claims 2
- 239000000758 substrate Substances 0.000 claims description 24
- 238000004544 sputter deposition Methods 0.000 claims description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 17
- 239000001301 oxygen Substances 0.000 claims description 17
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- 150000002500 ions Chemical class 0.000 claims description 8
- 229910052786 argon Inorganic materials 0.000 claims description 7
- 238000005530 etching Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 5
- 238000000059 patterning Methods 0.000 claims description 5
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 5
- 229910001887 tin oxide Inorganic materials 0.000 claims description 5
- 238000001039 wet etching Methods 0.000 claims description 5
- 229910003437 indium oxide Inorganic materials 0.000 claims description 4
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical group [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 2
- 239000010408 film Substances 0.000 description 86
- 239000011159 matrix material Substances 0.000 description 9
- 239000010410 layer Substances 0.000 description 8
- 206010021143 Hypoxia Diseases 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- 229910021417 amorphous silicon Inorganic materials 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000007743 anodising Methods 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 239000010407 anodic oxide Substances 0.000 description 1
- 238000002048 anodisation reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/138—Manufacture of transparent electrodes, e.g. transparent conductive oxides [TCO] or indium tin oxide [ITO] electrodes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/086—Oxides of zinc, germanium, cadmium, indium, tin, thallium or bismuth
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/58—After-treatment
- C23C14/5826—Treatment with charged particles
- C23C14/5833—Ion beam bombardment
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/58—After-treatment
- C23C14/5846—Reactive treatment
- C23C14/5853—Oxidation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Physical Vapour Deposition (AREA)
- Liquid Crystal (AREA)
- Manufacturing Of Electric Cables (AREA)
- Thin Film Transistor (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Non-Insulated Conductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (8)
- 불활성가스대기중에서 산소원자, 인듐원자 및 주석원자를 포함하는 타케트를 스퍼터링하는 것에 의해 ITO막을 기판상에 형성하는 공정과, 에칭법을 사용하여 상기 ITO막막의 소정부분을 선택적으로 제거하는 것에 의해 상기 ITO막을 패터닝하는 고정과, 이온 쇼워 도핑방법을 사용하여, 상기 패터닝된 ITO막에 산소를 도프하여, 상기 ITO막에서 투명도전막을 형성하는 공정을 포함하는 투명도전막의 형성방법.
- 제1항에 있어서, 상기 타게트는 산화주석을 약 10wt% 포함하는 산화인듐을 갖는 투명도전막의 형성방법.
- 제1항에 있어서, 상기 ITO막을 형성하는 상기 공정은 내부의 기압이 3.0×10-4pa 이하의 진공용기에 아르곤가스만을 도입하는 것에 의해 상기 불활성가스대기를 형성하는 공정을 포함하는 투명도전막의 형성방법.
- 제3항에 있어서, 상기 ITO막을 형성하는 상기 공정은 상기 진공용기에 기압이 0.24pa를 갖는 상기 아르곤가스를 도입하는 공정을 포함하는 투명도전막의 형성방법.
- 제1항에 있어서, 상기 ITO막에 상기 산소를 도프하는 상기 공정에서, 1016에서 1017ion/㎠의 도즈양의 상기 산소를 도프하는 투명도전막의 형성방법.
- 제1항에 있어서, 상기 투명도전막을 가열하는 공정을 부가하는 투명도전막의 형성방법.
- 제1항에 있어서, 상기 ITO막을 패터닝하는 상기 공정에서, 상기 ITO막의 상기 소정부분이 습식에칭방법을 사용하는 것에 의해 제거되는 투명 도전막의 형성방법.
- 제1항에 있어서, 상기 ITO막을 패터닝하는 상기 공정은 상기 ITO막상에 상기 ITO막의 상기 소정부분을 규정하는 개구를 갖는 레지스트막을 형성하는 공정과, 상기 레지스트막의 상기 개구를 통하여 노출된 ITO막의 상기 소정부분을 선택적으로 제거하는 공정과, 상기 레지스트막을 제거하는 공정을 포함하는 투명도전막의 형성방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4283299A JP2912506B2 (ja) | 1992-10-21 | 1992-10-21 | 透明導電膜の形成方法 |
JP92-283299 | 1992-10-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940009732A KR940009732A (ko) | 1994-05-24 |
KR970004557B1 true KR970004557B1 (ko) | 1997-03-29 |
Family
ID=17663657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930021848A KR970004557B1 (ko) | 1992-10-21 | 1993-10-20 | 투명도전막의 형성방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5538905A (ko) |
EP (1) | EP0595542B1 (ko) |
JP (1) | JP2912506B2 (ko) |
KR (1) | KR970004557B1 (ko) |
DE (1) | DE69305141T2 (ko) |
TW (1) | TW290561B (ko) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6143081A (en) * | 1996-07-12 | 2000-11-07 | Tokyo Electron Limited | Film forming apparatus and method, and film modifying apparatus and method |
JPH117035A (ja) | 1997-04-23 | 1999-01-12 | Sharp Corp | 液晶表示装置及びその製造方法 |
US5937272A (en) * | 1997-06-06 | 1999-08-10 | Eastman Kodak Company | Patterned organic layers in a full-color organic electroluminescent display array on a thin film transistor array substrate |
JPH1129863A (ja) * | 1997-07-10 | 1999-02-02 | Canon Inc | 堆積膜製造方法 |
US6379509B2 (en) | 1998-01-20 | 2002-04-30 | 3M Innovative Properties Company | Process for forming electrodes |
DE10023459A1 (de) * | 2000-05-12 | 2001-11-15 | Balzers Process Systems Gmbh | Indium-Zinn-Oxid (ITO)-Schicht und Verfahren zur Herstellung derselben |
US20020086188A1 (en) * | 2000-10-12 | 2002-07-04 | Eugene Halsey | Reduced contrast improved transmission conductively coated transparent substrate |
US6743488B2 (en) | 2001-05-09 | 2004-06-01 | Cpfilms Inc. | Transparent conductive stratiform coating of indium tin oxide |
KR100483988B1 (ko) * | 2001-11-29 | 2005-04-15 | 삼성에스디아이 주식회사 | 투명도전막의 투과도 변형방법 |
US6748264B2 (en) | 2002-02-04 | 2004-06-08 | Fook Tin Technologies Limited | Body fat analyzer with integral analog measurement electrodes |
US7165323B2 (en) | 2003-07-03 | 2007-01-23 | Donnelly Corporation | Method of manufacturing a touch screen |
US20060003485A1 (en) * | 2004-06-30 | 2006-01-05 | Hoffman Randy L | Devices and methods of making the same |
US7645618B2 (en) * | 2004-09-09 | 2010-01-12 | Tegal Corporation | Dry etch stop process for eliminating electrical shorting in MRAM device structures |
US8354143B2 (en) * | 2005-05-26 | 2013-01-15 | Tpk Touch Solutions Inc. | Capacitive touch screen and method of making same |
EP2183701B1 (en) * | 2007-07-27 | 2018-12-05 | TPK Touch Solutions Inc. | Capacitive sensor and method for manufacturing same |
ITBO20070544A1 (it) * | 2007-08-01 | 2009-02-02 | Univ Bologna Alma Mater | Metodo per la preparazione di uno stampo ed uso dello stampo cosi' ottenuto per l'incisione di un substrato |
US8610691B2 (en) | 2008-08-19 | 2013-12-17 | Tpk Touch Solutions Inc. | Resistive touch screen and method for manufacturing same |
US9213450B2 (en) * | 2008-11-17 | 2015-12-15 | Tpk Touch Solutions Inc. | Touch sensor |
WO2012020682A1 (ja) * | 2010-08-09 | 2012-02-16 | 株式会社カネカ | 結晶シリコン系太陽電池 |
WO2013111681A1 (ja) * | 2012-01-27 | 2013-08-01 | 株式会社カネカ | 透明電極付き基板およびその製造方法 |
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US4121238A (en) * | 1977-02-16 | 1978-10-17 | Bell Telephone Laboratories, Incorporated | Metal oxide/indium phosphide devices |
US4277517A (en) * | 1978-07-17 | 1981-07-07 | Rockwell International Corporation | Method of forming transparent conductor pattern |
JPS6281057A (ja) * | 1985-10-04 | 1987-04-14 | Hosiden Electronics Co Ltd | 透明導電膜 |
US4842705A (en) * | 1987-06-04 | 1989-06-27 | Siemens Aktiengesellschaft | Method for manufacturing transparent conductive indium-tin oxide layers |
JPH01302769A (ja) * | 1988-05-30 | 1989-12-06 | Seikosha Co Ltd | 逆スタガー型シリコン薄膜トランジスタの製造方法 |
FR2633920B1 (fr) * | 1988-07-08 | 1992-02-21 | Saint Gobain Vitrage | Procede pour produire une couche transparente a faible resistivite |
US5180686A (en) * | 1988-10-31 | 1993-01-19 | Energy Conversion Devices, Inc. | Method for continuously deposting a transparent oxide material by chemical pyrolysis |
EP0385475A3 (en) * | 1989-03-02 | 1991-04-03 | Asahi Glass Company Ltd. | Method of forming a transparent conductive film |
JPH0310066A (ja) * | 1989-06-06 | 1991-01-17 | Nippon Sheet Glass Co Ltd | 透明導電膜の被覆方法 |
EP0421015B1 (en) * | 1989-10-06 | 1995-01-18 | Nihon Shinku Gijutsu Kabushiki Kaisha | Process for producing transparent conductive film |
JP2936276B2 (ja) * | 1990-02-27 | 1999-08-23 | 日本真空技術株式会社 | 透明導電膜の製造方法およびその製造装置 |
JPH03257717A (ja) * | 1990-03-07 | 1991-11-18 | Nitto Denko Corp | 透明導電体の製造法 |
FR2663486B1 (fr) * | 1990-06-15 | 1997-01-24 | Thomson Consumer Electronics | Dispositif de visualisation ou de projection d'images ou analogues. |
JPH0468315A (ja) * | 1990-07-09 | 1992-03-04 | Seiko Epson Corp | 透明導電膜およびその製造方法 |
KR960002202B1 (ko) * | 1991-02-04 | 1996-02-13 | 가부시끼가이샤 한도다이 에네르기 겐뀨쇼 | 액정 전기 광학 장치 제작 방법 |
KR960001611B1 (ko) * | 1991-03-06 | 1996-02-02 | 가부시끼가이샤 한도다이 에네르기 겐뀨쇼 | 절연 게이트형 전계 효과 반도체 장치 및 그 제작방법 |
US5135581A (en) * | 1991-04-08 | 1992-08-04 | Minnesota Mining And Manufacturing Company | Light transmissive electrically conductive oxide electrode formed in the presence of a stabilizing gas |
US5403756A (en) * | 1991-11-20 | 1995-04-04 | Sharp Kabushiki Kaisha | Method of producing a polycrystalline semiconductor film without annealing, for thin film transistor |
EP0566838A3 (en) * | 1992-02-21 | 1996-07-31 | Matsushita Electric Ind Co Ltd | Manufacturing method of thin film transistor |
US5424244A (en) * | 1992-03-26 | 1995-06-13 | Semiconductor Energy Laboratory Co., Ltd. | Process for laser processing and apparatus for use in the same |
-
1992
- 1992-10-21 JP JP4283299A patent/JP2912506B2/ja not_active Expired - Fee Related
-
1993
- 1993-10-20 KR KR1019930021848A patent/KR970004557B1/ko not_active IP Right Cessation
- 1993-10-20 US US08/139,915 patent/US5538905A/en not_active Expired - Lifetime
- 1993-10-20 DE DE69305141T patent/DE69305141T2/de not_active Expired - Fee Related
- 1993-10-20 EP EP93308346A patent/EP0595542B1/en not_active Expired - Lifetime
- 1993-10-22 TW TW082108831A patent/TW290561B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2912506B2 (ja) | 1999-06-28 |
US5538905A (en) | 1996-07-23 |
EP0595542B1 (en) | 1996-10-02 |
DE69305141T2 (de) | 1997-03-06 |
KR940009732A (ko) | 1994-05-24 |
JPH06139843A (ja) | 1994-05-20 |
TW290561B (ko) | 1996-11-11 |
DE69305141D1 (de) | 1996-11-07 |
EP0595542A1 (en) | 1994-05-04 |
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