KR100848098B1 - 박막 트랜지스터 기판 및 그 제조 방법 - Google Patents
박막 트랜지스터 기판 및 그 제조 방법 Download PDFInfo
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- KR100848098B1 KR100848098B1 KR1020020035356A KR20020035356A KR100848098B1 KR 100848098 B1 KR100848098 B1 KR 100848098B1 KR 1020020035356 A KR1020020035356 A KR 1020020035356A KR 20020035356 A KR20020035356 A KR 20020035356A KR 100848098 B1 KR100848098 B1 KR 100848098B1
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- silicon layer
- forming
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- 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
-
- 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
- G02F1/133345—Insulating layers
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- 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
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- 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
- G02F1/13625—Patterning using multi-mask exposure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/09—Laser anneal
Abstract
Description
종래 방법 | 본 발명의 방법 | 비교 | |
빔폭(mm) | 365 ×0.4 | 372 ×0.06 | |
이동 피치(pitch)(㎛) | 20 | 60 | 3배 |
소요 숏수/Glass | 23500 | 7833 | 65% 감소 |
결정화 시간/Glass | 102 | 34 | 65% 감소 |
Claims (8)
- 삭제
- 삭제
- 삭제
- 절연 기판 위에 비정질 규소층을 형성하는 단계,상기 비정질 규소층을 완전히 용융시킬 수 있는 280mJ/cm2 이상의 에너지 밀도를 가지는 레이저 스캐닝으로 열처리함으로써 다결정 규소층으로 변환하는 단계,상기 다결정 규소층 위에 게이트 절연막을 형성하는 단계,상기 게이트 절연막 위에 가로로 뻗으며 게이트 전극을 가지는 게이트선을 형성하는 단계,상기 게이트선 위에 보호막을 형성하는 단계,상기 보호막 위에 상기 게이트선과 교차하며 상기 다결정 규소층과 전기적으로 연결되는 소스 전극을 가지는 데이터선과 상기 다결정 규소층과 전기적으로 연결되는 드레인 전극을 형성하는 단계를 포함하고,상기 다결정 규소층으로 변환하는 단계에서 레이저 스캐닝은 상기 데이터선을 따라 진행하며 상기 레이저의 빔폭은 상기 데이터선간의 거리의 정수배에 해당하는 박막 트랜지스터 기판의 제조 방법.
- 절연 기판 위에 비정질 규소층을 형성하는 단계,상기 비정질 규소층을 완전히 용융시킬 수 있는 280mJ/cm2 이상의 에너지 밀도를 가지는 레이저 스캐닝으로 열처리함으로써 다결정 규소층으로 변환하는 단계,상기 다결정 규소층 위에 게이트 절연막을 형성하는 단계,상기 게이트 절연막 위에 가로로 뻗으며 게이트 전극을 가지는 게이트선을 형성하는 단계,상기 게이트선 위에 보호막을 형성하는 단계,상기 보호막 위에 상기 게이트선과 교차하며 상기 다결정 규소층과 전기적으로 연결되는 소스 전극을 가지는 데이터선과 상기 다결정 규소층과 전기적으로 연결되는 드레인 전극을 형성하는 단계를 포함하고,상기 다결정 규소층으로 변환하는 단계에서 레이저 스캐닝은 상기 게이트선을 따라 진행하며 상기 레이저의 빔폭은 상기 게이트선간의 거리의 정수배에 해당하는 박막 트랜지스터 기판의 제조 방법.
- 삭제
- 제4항 또는 제5항에서,상기 레이저 스캐닝시 레이저가 조사될 부분만을 노출시키는 마스크를 사용하는 박막 트랜지스터 기판의 제조 방법.
- 삭제
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KR1020020035356A KR100848098B1 (ko) | 2002-06-24 | 2002-06-24 | 박막 트랜지스터 기판 및 그 제조 방법 |
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KR1020020035356A KR100848098B1 (ko) | 2002-06-24 | 2002-06-24 | 박막 트랜지스터 기판 및 그 제조 방법 |
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KR20040000185A KR20040000185A (ko) | 2004-01-03 |
KR100848098B1 true KR100848098B1 (ko) | 2008-07-24 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS63119576A (ja) * | 1986-11-07 | 1988-05-24 | Ricoh Co Ltd | 薄膜トランジスターの活性領域の形成方法 |
JPH06289431A (ja) * | 1993-03-31 | 1994-10-18 | A G Technol Kk | 薄膜トランジスタの形成方法とアクティブマトリクス表示素子 |
JPH07302907A (ja) * | 1994-04-28 | 1995-11-14 | A G Technol Kk | アクティブマトリクス表示素子およびその製造方法 |
US5766989A (en) * | 1994-12-27 | 1998-06-16 | Matsushita Electric Industrial Co., Ltd. | Method for forming polycrystalline thin film and method for fabricating thin-film transistor |
JP2000357666A (ja) * | 1999-04-15 | 2000-12-26 | Sharp Corp | 半導体装置及びその製造方法 |
KR100297866B1 (ko) * | 1994-04-22 | 2001-10-24 | 야마자끼 순페이 | 액티브매트릭스장치제조방법 |
JP2002043245A (ja) * | 2000-07-31 | 2002-02-08 | Fujitsu Ltd | 結晶性半導体薄膜の形成方法 |
-
2002
- 2002-06-24 KR KR1020020035356A patent/KR100848098B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63119576A (ja) * | 1986-11-07 | 1988-05-24 | Ricoh Co Ltd | 薄膜トランジスターの活性領域の形成方法 |
JPH06289431A (ja) * | 1993-03-31 | 1994-10-18 | A G Technol Kk | 薄膜トランジスタの形成方法とアクティブマトリクス表示素子 |
KR100297866B1 (ko) * | 1994-04-22 | 2001-10-24 | 야마자끼 순페이 | 액티브매트릭스장치제조방법 |
JPH07302907A (ja) * | 1994-04-28 | 1995-11-14 | A G Technol Kk | アクティブマトリクス表示素子およびその製造方法 |
US5766989A (en) * | 1994-12-27 | 1998-06-16 | Matsushita Electric Industrial Co., Ltd. | Method for forming polycrystalline thin film and method for fabricating thin-film transistor |
JP2000357666A (ja) * | 1999-04-15 | 2000-12-26 | Sharp Corp | 半導体装置及びその製造方法 |
JP2002043245A (ja) * | 2000-07-31 | 2002-02-08 | Fujitsu Ltd | 結晶性半導体薄膜の形成方法 |
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KR20040000185A (ko) | 2004-01-03 |
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