KR100336899B1 - 박막트랜지스터액정표시소자의제조방법 - Google Patents
박막트랜지스터액정표시소자의제조방법 Download PDFInfo
- Publication number
- KR100336899B1 KR100336899B1 KR10-1998-0061875A KR19980061875A KR100336899B1 KR 100336899 B1 KR100336899 B1 KR 100336899B1 KR 19980061875 A KR19980061875 A KR 19980061875A KR 100336899 B1 KR100336899 B1 KR 100336899B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- metal film
- thin film
- film transistor
- etching
- Prior art date
Links
- 239000010409 thin film Substances 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 11
- 239000010408 film Substances 0.000 claims abstract description 74
- 239000010410 layer Substances 0.000 claims abstract description 59
- 229910052751 metal Inorganic materials 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 45
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 40
- 238000005530 etching Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 238000000151 deposition Methods 0.000 claims abstract description 15
- 150000004767 nitrides Chemical class 0.000 claims abstract description 13
- 239000004065 semiconductor Substances 0.000 claims abstract description 11
- 239000012044 organic layer Substances 0.000 claims abstract description 5
- 239000011241 protective layer Substances 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 description 11
- 239000011521 glass Substances 0.000 description 7
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
- H01L29/66765—Lateral single gate single channel transistors with inverted structure, i.e. the channel layer is formed after the gate
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Ceramic Engineering (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (3)
- 절연기판 상에 게이트 전극을 형성하는 단계:상기 게이트 전극을 포함한 절연기판의 전면 상에 게이트 절연막, a-Si층, 및 질화막을 순차적으로 증착하는 단계;상기 질화막을 식각하여, 상기 게이트 전극 상부의 a-Si층 상에 에치스톱퍼를 형성하는 단계;상기 에치스톱퍼를 포함한 a-Si층의 전면 상에 N+a-Si층 및 불투명 금속막을 순차적으로 증착하는 단계;상기 불투명 금속막과 N+a-Si층 및 a-Si층을 식각하여, 상기 a-Si층으로된 박막 트랜지스터의 반도체층 및 오믹콘택층을 형성하는 단계;전체 상부에 투명 금속막을 증착하는 단계:상기 투명 금속막을 식각하여 소오스/드레인 전극과, 상기 소스전극과 일체형인 화소전극을 형성하는 단계;전체 상부에 유기막을 증착하는 단계; 및상기 유기막을 식각하여 박막 트랜지스터를 보호하는 보호층을 형성하는 단계를 포함한 것을 특징으로 하는 박막 트랜지스터 액정표시소자의 제조방법.
- 제 1 항에 있어서, 상기 박막 트랜지스터의 소오스/드레인 전극은 불투명 금속막과 투명 금속막의 적층 구조로 형성된 것을 특징으로 하는 박막 트랜지스터 액정표시소자의 제조방법.
- 제 1 항에 있어서, 상기 투명 금속막은 ITO 금속막인 것을 특징으로 하는 박막 트랜지스터 액정표시소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0061875A KR100336899B1 (ko) | 1998-12-30 | 1998-12-30 | 박막트랜지스터액정표시소자의제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0061875A KR100336899B1 (ko) | 1998-12-30 | 1998-12-30 | 박막트랜지스터액정표시소자의제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000045317A KR20000045317A (ko) | 2000-07-15 |
KR100336899B1 true KR100336899B1 (ko) | 2003-06-12 |
Family
ID=19568572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0061875A KR100336899B1 (ko) | 1998-12-30 | 1998-12-30 | 박막트랜지스터액정표시소자의제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100336899B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100737641B1 (ko) * | 2001-05-07 | 2007-07-09 | 비오이 하이디스 테크놀로지 주식회사 | 박막 트랜지스터 액정표시장치 제조방법 |
JP2011145530A (ja) * | 2010-01-15 | 2011-07-28 | Hitachi Displays Ltd | 表示装置、及び、表示装置の製造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07191347A (ja) * | 1993-12-27 | 1995-07-28 | Casio Comput Co Ltd | 薄膜トランジスタアレイの製造方法 |
KR980003745A (ko) * | 1996-06-25 | 1998-03-30 | 구자홍 | 액정표시장치의 제조방법 및 액정표시장치의 구조 |
-
1998
- 1998-12-30 KR KR10-1998-0061875A patent/KR100336899B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07191347A (ja) * | 1993-12-27 | 1995-07-28 | Casio Comput Co Ltd | 薄膜トランジスタアレイの製造方法 |
KR980003745A (ko) * | 1996-06-25 | 1998-03-30 | 구자홍 | 액정표시장치의 제조방법 및 액정표시장치의 구조 |
Also Published As
Publication number | Publication date |
---|---|
KR20000045317A (ko) | 2000-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20020000553A1 (en) | Thin film transistor liquid crystal display and manufacturing method thereof | |
KR100230595B1 (ko) | 액정 표시 장치 및 그 제조방법 | |
KR19990003501A (ko) | 박막 트랜지스터 및 그의 제조방법 | |
KR100621534B1 (ko) | 액정 표시장치 | |
KR100336881B1 (ko) | 박막트랜지스터액정표시소자의제조방법 | |
KR100336899B1 (ko) | 박막트랜지스터액정표시소자의제조방법 | |
KR20020002516A (ko) | 액정 표시 소자의 게이트 전극 형성방법 | |
KR100527086B1 (ko) | 액정표시장치의 제조방법 | |
KR20000045306A (ko) | 박막 트랜지스터 액정표시소자의 제조방법 | |
KR100535349B1 (ko) | 박막 트랜지스터 액정 표시 소자의 제조방법 | |
KR101002470B1 (ko) | 액정표시장치 제조방법 | |
KR100375734B1 (ko) | 티에프티 어레이 기판의 제조방법 | |
KR100590917B1 (ko) | 액정표시소자의 제조방법 | |
KR100599958B1 (ko) | 고개구율 및 고투과율 액정표시장치의 제조방법 | |
KR20010063291A (ko) | 박막 트랜지스터 액정표시소자 | |
KR100590916B1 (ko) | 박막 트랜지스터 어레이 기판의 제조방법 | |
KR20020002591A (ko) | 박막 트랜지스터 액정 표시 장치의 제조 방법 | |
KR20000003756A (ko) | 박막 트랜지스터 및 그의 제조방법 | |
KR100577777B1 (ko) | 박막 트랜지스터 액정표시소자의 트랜스퍼 형성방법 | |
KR100336893B1 (ko) | 박막트랜지스터-액정표시소자의제조방법 | |
KR20000003758A (ko) | 박막 트랜지스터 액정표시소자 | |
KR100336894B1 (ko) | 박막트랜지스터-액정표시소자의제조방법 | |
KR20010004020A (ko) | 박막 트랜지스터 어레이 기판의 제조방법 | |
KR100569265B1 (ko) | 박막트랜지스터-액정표시장치의 제조방법 | |
KR20010058150A (ko) | 유기 절연막을 보호막으로 사용하는 박막 트랜지스터 액정디스플레이의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
N231 | Notification of change of applicant | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130417 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20140421 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20150416 Year of fee payment: 14 |
|
FPAY | Annual fee payment |
Payment date: 20160418 Year of fee payment: 15 |
|
FPAY | Annual fee payment |
Payment date: 20170417 Year of fee payment: 16 |
|
FPAY | Annual fee payment |
Payment date: 20180424 Year of fee payment: 17 |
|
EXPY | Expiration of term |