KR20010004012A - 박막 트랜지스터 어레이 기판의 제조방법 - Google Patents
박막 트랜지스터 어레이 기판의 제조방법 Download PDFInfo
- Publication number
- KR20010004012A KR20010004012A KR1019990024597A KR19990024597A KR20010004012A KR 20010004012 A KR20010004012 A KR 20010004012A KR 1019990024597 A KR1019990024597 A KR 1019990024597A KR 19990024597 A KR19990024597 A KR 19990024597A KR 20010004012 A KR20010004012 A KR 20010004012A
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- layer
- film
- metal
- metal oxide
- Prior art date
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 29
- 239000010409 thin film Substances 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title abstract description 17
- 239000010408 film Substances 0.000 claims abstract description 80
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 22
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 15
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims abstract description 11
- 238000005530 etching Methods 0.000 claims abstract description 10
- 230000001590 oxidative effect Effects 0.000 claims abstract description 6
- 229920002120 photoresistant polymer Polymers 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 238000002161 passivation Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 abstract description 24
- 230000007547 defect Effects 0.000 abstract description 14
- 239000010410 layer Substances 0.000 abstract 7
- 238000009413 insulation Methods 0.000 abstract 1
- 239000011241 protective layer Substances 0.000 abstract 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 8
- 239000011521 glass Substances 0.000 description 6
- 229910021417 amorphous silicon Inorganic materials 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000002048 anodisation reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 238000007743 anodising Methods 0.000 description 1
- 238000009125 cardiac resynchronization therapy Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
Classifications
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/02227—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process
- H01L21/02258—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by anodic treatment, e.g. anodic oxidation
-
- 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
- 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
- H01L27/1259—Multistep manufacturing methods
- H01L27/1288—Multistep manufacturing methods employing particular masking sequences or specially adapted masks, e.g. half-tone mask
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Manufacturing & Machinery (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (3)
- 절연성 기판 상에 게이트 전극을 포함한 게이트 라인을 형성하는 단계;상기 절연성 기판의 전면 상에 상기 게이트 전극을 포함한 게이트 라인이 덮혀지도록 게이트 절연막을 도포하는 단계;상기 게이트 절연막 상에 반도체층과 오믹층 및 금속층을 순차적으로 형성하는 단계;상기 금속층 상에 소오스/드레인 전극 및 데이트 라인 형성부를 한정하는 감광막 패턴을 형성하는 단계;노출된 금속막 부분을 산화시켜, 제1금속 산화막을 형성하는 단계;상기 감광막 패턴을 마스크로해서, 게이트 전극 상부에 배치된 제1금속 산화막과 오믹층 및 반도체층을 식각하여 박막 트랜지스터를 형성하는 단계;상기 감광막 패턴을 제거하는 단계;잔류된 금속막을 산화시켜, 그 표면에 제2금속 산화막을 형성하는 단계;상기 결과물의 상부에 보호막을 도포하고, 선택적 식각 공정으로 상기 보호막에 상기 박막 트랜지스터의 소오스 전극을 노출시키는 콘택홀을 형성하는 단계; 및상기 보호막 상에 상기 소오스 전극과 콘택되는 화소전극을 형성하는 단계를 포함하여 이루어지는 것을 특징으로 하는 박막 트랜지스터 어레이 기판의 제조방법.
- 제 1 항에 있어서, 상기 금속막은 알루미늄 금속막인 것을 특징으로 하는 박막 트랜지스터 어레이 기판의 제조방법.
- 제 1 항에 있어서, 상기 제2금속 산화막은 수십∼수백Å 두께로 형성하는 것을 특징으로 하는 박막 트랜지스터 어레이 기판의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1999-0024597A KR100527079B1 (ko) | 1999-06-28 | 1999-06-28 | 박막 트랜지스터 어레이 기판의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1999-0024597A KR100527079B1 (ko) | 1999-06-28 | 1999-06-28 | 박막 트랜지스터 어레이 기판의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010004012A true KR20010004012A (ko) | 2001-01-15 |
KR100527079B1 KR100527079B1 (ko) | 2005-11-09 |
Family
ID=19595808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1999-0024597A KR100527079B1 (ko) | 1999-06-28 | 1999-06-28 | 박막 트랜지스터 어레이 기판의 제조방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100527079B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100967302B1 (ko) * | 2003-12-30 | 2010-07-01 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 제조방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2808742B2 (ja) * | 1989-11-06 | 1998-10-08 | カシオ計算機株式会社 | Tftパネルおよびその製造方法 |
JP2789284B2 (ja) * | 1992-08-20 | 1998-08-20 | 株式会社半導体エネルギー研究所 | アクティブマトリクス液晶表示装置とその作製方法 |
JPH0982977A (ja) * | 1995-09-18 | 1997-03-28 | Fujitsu Ltd | 薄膜トランジスタマトリクス基板の製造方法 |
GB9610878D0 (en) * | 1996-05-24 | 1996-07-31 | Philips Electronics Nv | Electronic device manufacture |
-
1999
- 1999-06-28 KR KR10-1999-0024597A patent/KR100527079B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100527079B1 (ko) | 2005-11-09 |
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