KR20060059582A - 두가지 타입의 박막트랜지스터를 포함하는 액정표시장치용어레이기판 및 그 제조방법 - Google Patents
두가지 타입의 박막트랜지스터를 포함하는 액정표시장치용어레이기판 및 그 제조방법 Download PDFInfo
- Publication number
- KR20060059582A KR20060059582A KR1020040098709A KR20040098709A KR20060059582A KR 20060059582 A KR20060059582 A KR 20060059582A KR 1020040098709 A KR1020040098709 A KR 1020040098709A KR 20040098709 A KR20040098709 A KR 20040098709A KR 20060059582 A KR20060059582 A KR 20060059582A
- Authority
- KR
- South Korea
- Prior art keywords
- amorphous silicon
- silicon layer
- layer
- driving element
- substrate
- Prior art date
Links
Images
Classifications
-
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
- H01L27/1222—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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 crystalline structure of the active layer
- H01L27/1229—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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 crystalline structure of the active layer with different crystal properties within a device or between different devices
-
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
- H01L27/127—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement
-
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
-
- 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
-
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
- H01L27/127—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement
- H01L27/1274—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement using crystallisation of amorphous semiconductor or recrystallisation of crystalline semiconductor
Abstract
Description
Claims (11)
- 구동소자부와 표시부가 정의된 기판과;상기 기판 상의 구동소자부와 표시부에 각각 형성된 게이트전극과;상기 구동소자부의 게이트전극 상부에 형성된 다결정실리콘층과;상기 표시부의 게이트전극 상부에 형성된 1차순수비정질실리콘층과;상기 구동소자부에 형성된 다결정실리콘층과, 상기 표시부에 형성된 1차순수비정질실리콘층 상부에 형성된 2차순수비정질실리콘층과;상기 구동소자부와 표시부의 2차순수비정질실리콘층 상부에 형성된 불순물비정질실리콘층과;상기 구동소자부와 표시부의 불순물비정질실리콘층 상부에 서로 이격하여 형성된 소스 및 드레인전극과;상기 구동소자부 및 표시부의 상부에 형성되고, 상기 표시부의 드레인전극의 일부를 노출하는 보호층과;상기 노출된 드레인전극과 전기적으로 접촉하는 화소전극을 포함하는 구동회로 일체형 액정표시장치용 어레이기판.
- 제 1항에 있어서,상기 스위칭소자와 구동소자 박막트랜지스터는 NMOS소자이며, BCE(Back Channel Etched)방식인 것을 특징으로 하는 구동회로 일체형 액정표시장치용 어레이기판.
- 제 1항에 있어서,상기 제 1차 순수비정질실리콘층은 약 100~1000Å의 두께인 것을 특징으로 하는 구동회로 일체형 액정표시장치용 어레이기판.
- 기판에 표시부와 구동소자부를 정의하는 단계와;상기 표시부와 구동소자부에 대응하는 기판 상에 게이트전극을 형성하는 단계와;상기 표시부와 구동소자부의 게이트전극이 형성된 기판의 전면에 1차순수비정질실리콘을 형성하는 단계와;상기 구동소자부에 대응하는 1차순수비정질실리콘층을 결정화하여 다결정실리콘층을 형성하는 단계와;상기 1차순수비정질실리콘층과 다결정실리콘층이 형성된 기판의 전면에 2차 순수비정질실리콘 및 불순물비정질실리콘층을 형성하는 단계와;상기 불순물비정질실리콘층 상에 서로 이격되는 소스 및 드레인전극을 형성하는 단계와;상기 구동소자부 및 표시부의 상부에 형성되고, 상기 표시부의 드레인전극의 일부를 노출되는 보호층을 형성하는 단계와;상기 노출된 드레인전극과 전기적으로 접촉되도록 형성된 화소전극을 형성하는 단계를 포함하는 구동회로 일체형 액정표시장치용 어레이기판 제조방법.
- 기판에 표시부와 구동소자부를 정의하는 단계와;상기 구동소자부와 표시부에 대응하는 기판 상에 게이트전극을 형성하는 제1마스크공정과 단계와;상기 구동소자부와 표시부의 게이트전극이 형성된 기판의 전면에 1차 순수비정질실리콘층을 형성하고, 상기 구동소자부의 1차 순수비정질실리콘층을 결정화하여 다결정실리콘층을 형성하는 단계와;상기 1차 순수비정질실리콘층과 다결정실리콘층이 형성된 기판의 전면에 2차 순수비정질실리콘층 및 불순물비정질실리콘층과 금속층을 형성하는 단계와;상기 1차 및 2차실리콘층과 다결정실리콘층, 불순물비정질실리콘층, 금속층을 패터닝하여, 액티브층과 오믹콘택층을 형성하며, 상기 불순물비정질실리콘층 상부에 서로 이격되는 소스 및 드레인전극을 형성하는 제2마스크공정 단계와;상기 표시부와 구동소자부에 대응하는 소스 및 드레인전극이 형성된 기판의 전면에 보호층을 형성하고, 상기 표시부의 드레인전극이 노출되도록 패터닝하는 제 3마스크공정 단계와;상기 노출된 드레인전극과 접촉되는 화소전극을 형성하는 제4마스크공정 단계를 포함하는 구동회로 일체형 액정표시장치용 어레이기판의 제조방법.
- 제 4항에 있어서,상기 스위칭소자와 구동소자 박막트랜지스터는 NMOS소자이며, BCE(Back Channel Etched)방식인 것을 특징으로 하는 구동회로 일체형 액정표시장치용 어레이기판 제조방법.
- 제 4항에 있어서,상기 구동소자부의 1차 순수비정질실리콘층을 결정화하는 방법은 엑시머레이져를 이용하여 부분결정화하는 것을 특징으로 하는 구동회로 일체형 액정표시장치용 어레이기판 제조방법.
- 제 4항에 있어서,상기 1차 순수비정질실리콘층은 약 100~1000Å의 두께로 형성하는 것을 특징 으로 하는 구동회로 일체형 액정표시장치용 어레이기판 제조방법.
- 제 5항에 있어서,상기 제2마스크공정 단계는상기 금속층의 상부에 포토레지스트층을 형성하는 단계와;상기 포토레지스트층의 이격된 상부에 투과부와 차단부와 회절부로 구성된 회절노광마스크를 위치시키는 단계와;상기 회절노광마스크를 통해 빛을 조사하여 상기 포토레지스트층을 노광하고, 현상하여 단차가 존재하는 포토레지스트 패턴을 형성하는 단계와;상기 포토레지스트 패턴의 주변으로 노출된 금속층과 그 하부의 불순물비정질실리콘층과 1차 및 2차 순수비정질실리콘층을 제거하는 단계와;상기 포토레지스트 패턴의 단차 중 낮은 부분을 제거하여 하부의 금속층의 일부를 노출하는 단계와;상기 노출된 금속층을 제거하여 이격된 소스 및 드레인전극을 형성하는 단계와;상기 소스 및 드레인전극의 이격된 영역으로 노출된 하부의 불순물비정질실리콘을 제거하여, 그하부의 2차 비정질실리콘층을 노출하여 액티브층과 오믹콘택층을 형성하는 단계와;상기 포토레지스트 패턴을 제거하는 단계를 포함하는 구동회로 일체형 액정표시장치용 어레이기판의 제조방법.
- 제9항에 있어서,상기 포토레지스트 패턴의 낮은 부분은 게이트전극 상부와 대응하는 부분이며, 그 이외의 부분은 소스 및 드레인전극의 상부와 대응하는 부분인 것을 특징으로 하는 액정표시장치용 어레이기판의 제조방법.
- 제9항에 있어서,상기 불순물실리콘층은 오믹콘택층이고, 상기 2차순수비정질실리콘층은 액티브층인 것을 특징으로 하는 액정표시장치용 어레이기판의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040098709A KR101087750B1 (ko) | 2004-11-29 | 2004-11-29 | 두가지 타입의 박막트랜지스터를 포함하는 액정표시장치용어레이기판 및 그 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040098709A KR101087750B1 (ko) | 2004-11-29 | 2004-11-29 | 두가지 타입의 박막트랜지스터를 포함하는 액정표시장치용어레이기판 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060059582A true KR20060059582A (ko) | 2006-06-02 |
KR101087750B1 KR101087750B1 (ko) | 2011-11-30 |
Family
ID=37156754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040098709A KR101087750B1 (ko) | 2004-11-29 | 2004-11-29 | 두가지 타입의 박막트랜지스터를 포함하는 액정표시장치용어레이기판 및 그 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101087750B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8405161B2 (en) | 2006-11-22 | 2013-03-26 | Samsung Electronics Co., Ltd. | Driving device for unit pixel of organic light emitting display and method of manufacturing the same |
KR101253497B1 (ko) * | 2008-06-02 | 2013-04-11 | 엘지디스플레이 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
KR20150021689A (ko) * | 2013-08-21 | 2015-03-03 | 삼성디스플레이 주식회사 | 표시 기판 및 표시 기판의 제조 방법 |
KR101506671B1 (ko) * | 2008-02-20 | 2015-03-27 | 삼성디스플레이 주식회사 | 유기 발광 장치 및 그 제조 방법 |
-
2004
- 2004-11-29 KR KR1020040098709A patent/KR101087750B1/ko active IP Right Grant
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8405161B2 (en) | 2006-11-22 | 2013-03-26 | Samsung Electronics Co., Ltd. | Driving device for unit pixel of organic light emitting display and method of manufacturing the same |
KR101281167B1 (ko) * | 2006-11-22 | 2013-07-02 | 삼성전자주식회사 | 유기발광 디스플레이의 단위 화소부 구동소자 및 그제조방법 |
KR101506671B1 (ko) * | 2008-02-20 | 2015-03-27 | 삼성디스플레이 주식회사 | 유기 발광 장치 및 그 제조 방법 |
KR101253497B1 (ko) * | 2008-06-02 | 2013-04-11 | 엘지디스플레이 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
KR20150021689A (ko) * | 2013-08-21 | 2015-03-03 | 삼성디스플레이 주식회사 | 표시 기판 및 표시 기판의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR101087750B1 (ko) | 2011-11-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8158469B2 (en) | Method of fabricating array substrate | |
US7300831B2 (en) | Liquid crystal display device having driving circuit and method of fabricating the same | |
KR100584716B1 (ko) | 구동회로 일체형 액정표시장치용 어레이 기판의 제조 방법 | |
KR100355713B1 (ko) | 탑 게이트 방식 티에프티 엘시디 및 제조방법 | |
JP5615605B2 (ja) | Ffsモード液晶装置 | |
KR20080052460A (ko) | 표시 장치 및 그 제조 방법 | |
US7309625B2 (en) | Method for fabricating metal oxide semiconductor with lightly doped drain | |
KR100928490B1 (ko) | 액정표시패널 및 그 제조 방법 | |
JP4987289B2 (ja) | 液晶表示装置の薄膜トランジスタの製造方法 | |
KR100566612B1 (ko) | 다결정 실리콘 박막 트랜지스터 및 그 제조 방법 | |
KR100811997B1 (ko) | 박막트랜지스터 및 그 제조방법과 이를 포함한평판표시장치 | |
KR100644122B1 (ko) | 박막 반도체 소자 및 박막 반도체 소자의 제조방법 | |
KR20050005756A (ko) | 다결정 박막트랜지스터를 구비한 액정표시소자 그 제조방법 | |
US7173675B2 (en) | LCD display with contact hole and insulation layer above pixel electrode | |
KR101051004B1 (ko) | 두 가지 타입의 박막트랜지스터를 포함하는액정표시장치용 어레이기판 및 그 제조방법 | |
KR20110053721A (ko) | 어레이 기판 및 이의 제조방법 | |
KR101087750B1 (ko) | 두가지 타입의 박막트랜지스터를 포함하는 액정표시장치용어레이기판 및 그 제조방법 | |
KR20100130523A (ko) | 폴리실리콘을 이용한 박막트랜지스터를 포함하는 어레이 기판 및 이의 제조방법 | |
KR101338104B1 (ko) | 박막 트랜지스터 어레이기판 제조방법 | |
KR20050070240A (ko) | 다결정 실리콘 박막 트랜지스터 및 그 제조 방법 | |
KR20110056899A (ko) | 어레이 기판 및 이의 제조방법 | |
KR101343497B1 (ko) | 액정표시장치의 제조방법 | |
KR100391156B1 (ko) | 액정표시장치용 어레이 패널 및 그 제조방법 | |
KR101148526B1 (ko) | 액정표시장치의 박막트랜지스터 제조방법 | |
KR100788993B1 (ko) | 다결정 실리콘 박막 트랜지스터의 제조 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20141021 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20151028 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20161012 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20171016 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20181015 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20191015 Year of fee payment: 9 |