KR20020031764A - 액정표시장치용 어레이패널 및 그의 제조방법 - Google Patents
액정표시장치용 어레이패널 및 그의 제조방법 Download PDFInfo
- Publication number
- KR20020031764A KR20020031764A KR1020000062480A KR20000062480A KR20020031764A KR 20020031764 A KR20020031764 A KR 20020031764A KR 1020000062480 A KR1020000062480 A KR 1020000062480A KR 20000062480 A KR20000062480 A KR 20000062480A KR 20020031764 A KR20020031764 A KR 20020031764A
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- gate
- gate pad
- layer
- liquid crystal
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 70
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 65
- 239000002184 metal Substances 0.000 claims abstract description 65
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 36
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000010409 thin film Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 86
- 239000000758 substrate Substances 0.000 claims description 40
- 239000003990 capacitor Substances 0.000 claims description 32
- 239000010408 film Substances 0.000 claims description 28
- 229920002120 photoresistant polymer Polymers 0.000 claims description 23
- 239000011651 chromium Substances 0.000 claims description 17
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 10
- 229910052804 chromium Inorganic materials 0.000 claims description 10
- 238000000151 deposition Methods 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims description 8
- 239000011733 molybdenum Substances 0.000 claims description 8
- 239000011241 protective layer Substances 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 229910052738 indium Inorganic materials 0.000 claims description 6
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 239000010937 tungsten Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 abstract 3
- 229910021417 amorphous silicon Inorganic materials 0.000 description 19
- 239000012535 impurity Substances 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 6
- 238000005530 etching Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 210000000712 G cell Anatomy 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- -1 aluminum ions Chemical class 0.000 description 1
- UBSJOWMHLJZVDJ-UHFFFAOYSA-N aluminum neodymium Chemical compound [Al].[Nd] UBSJOWMHLJZVDJ-UHFFFAOYSA-N 0.000 description 1
- 210000003719 b-lymphocyte Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000010287 polarization Effects 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13458—Terminal pads
-
- 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
- H01L29/68—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
-
- 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
- G02F1/136231—Active matrix addressed cells for reducing the number of lithographic steps
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/123—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode pixel
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Ceramic Engineering (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (8)
- 알루미늄(Al)을 포함하는 단일금속층으로 된 게이트 배선과;상기 게이트 배선과 교차하고 상기 알루미늄보다 환원성이 낮은 금속으로 된, 드레인 전극과 일정간격 이격된 소스 전극을 포함하는 데이터 배선과;상기 소스, 드레인 전극을 포함하는 박막 트랜지스터와;상기 박막 트랜지스터와 연결된 화소전극과;상기 게이트 배선의 끝단에 위치한 게이트 패드와;상기 게이트 패드 상에 위치하는 상기 데이터 배선과 동일물질인 접촉완충층과;상기 접촉완충층과 접촉하고 상기 화소전극과 동일물질인 게이트 패드전극을 포함하는 액정표시장치용 어레이패널.
- 제 1 항에 있어서,상기 게이트 배선과 동일물질인 캐패시터(capacitor) 전극과, 상기 캐패시터 전극상의 절연층과, 상기 절연층과 상기 화소전극사이의 상기 데이터 배선과 동일물질인 캐패시터 보조전극을 더욱 포함하는 액정표시장치용 어레이패널.
- 제 1 항에 있어서,상기 소스, 드레인 전극 및 데이터 배선을 이루는 금속은 크롬(Cr), 몰리브덴(Mo), 텅스텐(W) , 티탄(Ti), 인듐(In) 중 하나의 금속인 액정표시장치용 어레이패널.
- 기판을 준비하는 단계와;상기 기판상에 알루미늄(Al)을 포함하는 단일금속층으로 게이트 전극과 캐패시터(capacitor) 전극을 포함하는 게이트 배선과 상기 게이트 배선의 끝단에 소정의 면적을 가지는 게이트 패드를 제 1 마스크 공정으로 형성하는 단계와;상기 게이트 배선이 형성된 기판 전면에 게이트 절연막과 반도체층을 연속으로 증착하는 단계와;제 2 마스크 공정으로 상기 게이트 전극 상에 액티브층을 형성하고, 게이트 패드상부를 동시에 노출시키는 단계와;상기 액티브층이 형성된 기판상에 알루미늄보다 환원성이 낮은 금속층을 증착한 후, 제 3 마스크 공정으로 상기 액티브층 상부에 소스, 드레인 전극과 상기 게이트 패드 상부에 접촉완충층을 각각 형성하는 단계와;상기 소스, 드레인 전극이 형성된 기판 상에 보호층을 형성하고 제 4 마스크 공정으로 드레인 콘택홀 및 게이트패드 콘택홀을 형성하는 단계와;상기 드레인 콘택홀이 형성된 기판 상에 ITO를 증착하고, 제 5 마스크 공정으로 상기 드레인 콘택홀을 통해 상기 드레인 전극과 접촉하는 화소전극과 상기 게이트패드 콘택홀을 통해 상기 접촉완충층과 접촉하는 게이트 패드전극을 형성하는 단계를 포함하는 액정표시장치용 어레이패널의 제조방법.
- 제 4 항에 있어서,상기 제 2 마스크 공정은 불투과 영역과, 반투과 영역과, 완전투과영역을 가진 반투과 마스크를 이용하고, 상기 불투과 영역은 상기 액티브층과 대응하고 상기 완전투과 영역은 상기 게이트 패드부와 대응하는 액정표시장치용 어레이패널의 제조방법.
- 제 4 항에 있어서,상기 반투과 마스크는 크롬(Cr)을 포함하는 금속막과 투명도전성물질막을 이용하여 광의 투과도를 조절하여 기판상의 포토 레지스트(photo resist)의 두께를 임의대로 조절하는 액정표시장치용 어레이패널의 제조방법.
- 제 4 항에 있어서,상기 제 2 마스크공정에서는 상기 캐패시터 전극상에 반도체층만을 제거하고, 상기 제 3 마스크공정에서는 상기 캐패시터 전극상에 소스, 드레인 전극과 동일한 금속층으로 캐패시터 보조전극을 형성하는 단계를 더욱 포함하는 액정표시장치용 어레이패널의 제조방법.
- 제 4 항에 있어서,상기 소스, 드레인 전극을 이루는 금속은 크롬(Cr), 몰리브덴(Mo), 텅스텐(W) , 티탄(Ti), 인듐(In) 중 하나의 금속인 액정표시장치용 어레이패널의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000062480A KR100631371B1 (ko) | 2000-10-24 | 2000-10-24 | 액정표시장치용 어레이패널 및 그의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000062480A KR100631371B1 (ko) | 2000-10-24 | 2000-10-24 | 액정표시장치용 어레이패널 및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020031764A true KR20020031764A (ko) | 2002-05-03 |
KR100631371B1 KR100631371B1 (ko) | 2006-10-04 |
Family
ID=19695022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000062480A KR100631371B1 (ko) | 2000-10-24 | 2000-10-24 | 액정표시장치용 어레이패널 및 그의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100631371B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100491820B1 (ko) * | 2002-06-04 | 2005-05-27 | 엘지.필립스 엘시디 주식회사 | 저온폴리실리콘 액정표시장치용 어레이 기판과 그 제조방법 |
KR100922785B1 (ko) * | 2002-08-16 | 2009-10-21 | 엘지디스플레이 주식회사 | 반사형 액정표시장치의 제조방법 |
KR101252000B1 (ko) * | 2006-02-07 | 2013-04-08 | 삼성디스플레이 주식회사 | 박막 트랜지스터 표시판 및 그 제조 방법 |
-
2000
- 2000-10-24 KR KR1020000062480A patent/KR100631371B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100491820B1 (ko) * | 2002-06-04 | 2005-05-27 | 엘지.필립스 엘시디 주식회사 | 저온폴리실리콘 액정표시장치용 어레이 기판과 그 제조방법 |
KR100922785B1 (ko) * | 2002-08-16 | 2009-10-21 | 엘지디스플레이 주식회사 | 반사형 액정표시장치의 제조방법 |
KR101252000B1 (ko) * | 2006-02-07 | 2013-04-08 | 삼성디스플레이 주식회사 | 박막 트랜지스터 표시판 및 그 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100631371B1 (ko) | 2006-10-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101905757B1 (ko) | 에프에프에스 방식 액정표시장치용 어레이기판 및 그 제조방법 | |
WO2017166341A1 (zh) | Tft基板的制作方法及制得的tft基板 | |
US6665036B2 (en) | In-plane switching mode liquid crystal display device having particular common electrodes | |
US6506617B1 (en) | In-plane switching liquid crystal display array | |
US7110058B2 (en) | Method of fabricating liquid crystal display device | |
US6949391B2 (en) | Method of fabricating bottom-gated polycrystalline silicon thin film transistor | |
US8497949B2 (en) | Liquid crystal display device and fabricating method thereof | |
US8551822B2 (en) | Method for manufacturing array substrate | |
US7906356B2 (en) | Method of manufacturing array substrate of horizontal electric field type transreflective liquid crystal display | |
US20080143907A1 (en) | Liquid crystal display device and method of manufacturing the same | |
JP3234168B2 (ja) | Tftアレイ基板の製造方法 | |
KR100631371B1 (ko) | 액정표시장치용 어레이패널 및 그의 제조방법 | |
KR101904408B1 (ko) | 에프에프에스 방식 액정표시장치용 어레이기판 및 그 제조방법 | |
KR101715226B1 (ko) | 액정표시장치용 어레이 기판과 그 제조방법 | |
KR100922792B1 (ko) | 액정표시장치의 어레이기판 제조방법 | |
US20100055618A1 (en) | Method of manufacturing array substrate of transreflective liquid crystal display | |
KR100603847B1 (ko) | 액정 표시장치 및 액정 표시장치 제조방법 | |
KR20070073296A (ko) | 액정 표시 장치와 이의 제조 방법 | |
KR20000014531A (ko) | 평면 구동 방식 액정 표시 장치의 제조 방법 | |
KR100675733B1 (ko) | 액정 표시장치의 어레이 기판 제조방법 | |
US20030164908A1 (en) | Thin film transistor panel | |
KR20020031765A (ko) | 액정표시장치용 어레이 기판 및 그의 제조방법 | |
KR100404329B1 (ko) | 액정 표시장치의 데이터 패드부 및 그 형성방법 | |
KR20110067369A (ko) | 프린지 필드 스위칭 모드 액정표시장치용 어레이 기판 및 이의 제조방법 | |
KR20050069383A (ko) | 횡전계방식 액정표시소자 및 그 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130619 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20140630 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20150818 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20160816 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20170816 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20180816 Year of fee payment: 13 |