KR970010689B1 - 액정표시소자용 박막트랜지스터 - Google Patents
액정표시소자용 박막트랜지스터 Download PDFInfo
- Publication number
- KR970010689B1 KR970010689B1 KR1019930031519A KR930031519A KR970010689B1 KR 970010689 B1 KR970010689 B1 KR 970010689B1 KR 1019930031519 A KR1019930031519 A KR 1019930031519A KR 930031519 A KR930031519 A KR 930031519A KR 970010689 B1 KR970010689 B1 KR 970010689B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- amorphous silicon
- thin film
- film transistor
- gate insulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6704—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device
- H10D30/6713—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device characterised by the properties of the source or drain regions, e.g. compositions or sectional shapes
-
- 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
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
- H10D30/6732—Bottom-gate only TFTs
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (3)
- 절연기판(l) 상부에 형성된 게이트전극(2)과, 상기 게이트전극(2)이 형성된 절연기판(1) 전면에 형성된 게이트절연막(3), 상기 게이트절연막(3) 상부에 형성된 채널보호층(5), 상기 채널보호층(5) 하부에만 한정되어 형성된 비정질실리콘 활성층(4), 상기 채널보호층(5) 상부 양단부에서 상기 게이트절연막(3) 상부에 걸쳐 형성된 오믹접촉용의 도핑된 반도체층(6), 및 상기 도핑된 반도체층(6) 상부에 형성된 소오스전극 및 드레인전극(7)을 포함하여 구성된 것을 특징으로 하는 액정표시소자용 박막트랜지스터.
- 제1항에 있어서, 상기 도핑된 반도체층(6)과 소오스전극 및 드레인전극(7) 사이에 광전기 전도성을 줄이기 위해 형성된 접합층(8)을 더 포함하는 것을 특징으로 하는 액정표시소자용 박막트랜지스터.
- 제2항에 있어서, 상기 접합층(8)은 비정질실리콘, 비정질실리콘합금, 인이 도핑된 비정질실리콘-카본합금, 델타도핑된 비정질실리콘-카본합금중에서 선택된 어느 하나로 이루어진 것임을 특징으로 하는 액정표시소자용 박막트랜지스터.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930031519A KR970010689B1 (ko) | 1993-12-30 | 1993-12-30 | 액정표시소자용 박막트랜지스터 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930031519A KR970010689B1 (ko) | 1993-12-30 | 1993-12-30 | 액정표시소자용 박막트랜지스터 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950021757A KR950021757A (ko) | 1995-07-26 |
KR970010689B1 true KR970010689B1 (ko) | 1997-06-30 |
Family
ID=19374496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930031519A Expired - Fee Related KR970010689B1 (ko) | 1993-12-30 | 1993-12-30 | 액정표시소자용 박막트랜지스터 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970010689B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101127573B1 (ko) * | 2005-04-13 | 2012-03-23 | 삼성모바일디스플레이주식회사 | 박막 트랜지스터의 제조방법 및 이에 의해 제조된 박막트랜지스터 |
-
1993
- 1993-12-30 KR KR1019930031519A patent/KR970010689B1/ko not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101127573B1 (ko) * | 2005-04-13 | 2012-03-23 | 삼성모바일디스플레이주식회사 | 박막 트랜지스터의 제조방법 및 이에 의해 제조된 박막트랜지스터 |
Also Published As
Publication number | Publication date |
---|---|
KR950021757A (ko) | 1995-07-26 |
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