KR100679917B1 - 박막 트랜지스터 및 그 제조방법 - Google Patents
박막 트랜지스터 및 그 제조방법 Download PDFInfo
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- KR100679917B1 KR100679917B1 KR1020000053837A KR20000053837A KR100679917B1 KR 100679917 B1 KR100679917 B1 KR 100679917B1 KR 1020000053837 A KR1020000053837 A KR 1020000053837A KR 20000053837 A KR20000053837 A KR 20000053837A KR 100679917 B1 KR100679917 B1 KR 100679917B1
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- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
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- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/78696—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the structure of the channel, e.g. multichannel, transverse or longitudinal shape, length or width, doping structure, or the overlap or alignment between the channel and the gate, the source or the drain, or the contacting structure of the channel
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- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
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- 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
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- 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
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- 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
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- 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
- H01L29/66757—Lateral single gate single channel transistors with non-inverted structure, i.e. the channel layer is formed before the gate
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- 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
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- 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
- H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
- H01L29/78618—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device characterised by the drain or the source properties, e.g. the doping structure, the composition, the sectional shape or the contact structure
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- 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
- H01L29/78651—Silicon transistors
- H01L29/7866—Non-monocrystalline silicon transistors
- H01L29/78663—Amorphous silicon transistors
- H01L29/78666—Amorphous silicon transistors with normal-type structure, e.g. with top gate
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- 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
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- 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
- H01L29/78651—Silicon transistors
- H01L29/7866—Non-monocrystalline silicon transistors
- H01L29/78672—Polycrystalline or microcrystalline silicon transistor
- H01L29/78675—Polycrystalline or microcrystalline silicon transistor with normal-type structure, e.g. with top gate
Abstract
Description
Claims (16)
- 기판과;상기 기판 상에 구성되고, 액티브영역과 상기 액티브영역을 사이에 두고 n+이온 또는 P+ 이온이 도핑된 제 1 및 제 2 불순물영역으로 형성되고, 상기 액티브영역은 상부로부터 소정거리 만큼 측면이 노출된 비정질실리콘층과;상기 액티브영역과 산화막을 사이에 두고 형성된 폴리실리콘층과;상기 폴리실리콘층 상부에 구성된 게이트전극과;상기 제 1 불순물 영역과 접촉하는 소스전극과 상기 제 2 불순물영역과 접촉하는 드레인전극을 포함하는 박막트랜지스터.
- 제 1 항에 있어서,상기 비정질실리콘층은 약 3800∼4200Å의 두께로 증착되는 박막트랜지스터.
- 제 1 항에 있어서,상기 산화막은 10∼20Å이 두께로 구성된 박막트랜지스터.
- 제 3 항에 있어서,상기 산화막은 비정질실리콘이 형성된 기판을 황산과 과산화수소수가 혼합된 용액에 담그어 상기 비정질실리콘의 표면이 자연 산화되면서 형성된 박막트랜지스터.
- 제 1 항에 있어서,상기 폴리실리콘과 상기 게이트전극 사이에 게이트 절연막을 더욱 포함하는 박막트랜지스터.
- 제 1 항에 있어서,상기 폴리실리콘의 두께는 350 ∼ 450Å인 박막트랜지스터.
- 제 1 항에 있어서,상기 폴리실리콘은 비정질실리콘을 엑시머레이저를 이용하여 결정화하여 구성한 박막트랜지스터.
- 제 7 항에 있어서,상기 엑시머레이저의 에너지 밀도는 220∼270 mJ/cm2 인 박막트랜지스터.
- 기판을 준비하는 단계와;상기 기판 상에 제 1 비정질 실리콘을 증착하는 단계와;상기 제 1 비정질 실리콘의 표면에 자연 산화막을 형성하는 단계와;상기 자연 산화막 상에 제 2 비정질 실리콘을 증착하여, 폴리실리콘으로 결정화하는 단계와;상기 폴리실리콘 상부에 절연물질을 증착하여 게이트 절연막을 형성하는 단계와;상기 폴리실리콘이 구성된 기판 상부에 도전성 금속을 증착하고 패턴하여, 아일랜드 형태의 게이트전극을 형성하는 단계와;상기 게이트 절연막에 도전성 금속을 증착하고 패턴하여 아일랜드 형태의 게이트전극을 형성하고, 상기 게이트전극 양측의 상기 제 1 비정질실리콘을 표면으로부터 소정거리만큼 식각하여 상기 게이트전극의 하부에 구성되는 제 1 비정질 실리콘의 측면을 노출하는 단계와;상기 게이트전극을 이온 스토퍼로 하여, 상기 게이트전극의 좌/우측에 노출 된 제 1 비정질 실리콘의 표면에 n+이온을 도핑하여 소스영역과 드레인영역을 형성하는 단계와;상기 게이트전극과 소스영역 및 드레인 영역이 형성된 기판 상에 절연물질을 증착하여 보호층을 형성하고 패턴하여, 상기 소스영역과 드레인영역 상부에 제 1 콘택홀과 제 2 콘택홀을 형성하는 단계와;상기 패턴된 보호층의 상부에 도전성 금속을 증착하고 패턴하여, 상기 제 1 콘택홀을 통해 상기 소스영역과 접촉하는 소스전극과, 상기 제 2 콘택홀을 통해 상기 드레인영역과 접촉하는 드레인전극을 형성하는 단계를포함하는 박막트랜지스터 형성방법.
- 제 9 항에 있어서,상기 제 1 비정질실 실리콘은 3800∼4200Å의 두께로 형성된 박막트랜지스터 형성방법.
- 제 9 항에 있어서,상기 산화막은 10∼20Å이 두께로 구성된 박막트랜지스터 형성방법.
- 제 11 항에 있어서,상기 산화막은 비정질 실리콘이 형성된 기판을 황산과 과산화수소수가 혼합된 용액에 담그어 상기 비정질실리콘이 자연 산화되면서 형성된 박막트랜지스터 형성방법.
- 삭제
- 제 9 항에 있어서,상기 폴리실리콘의 두께는 350 ∼ 450Å인 박막트랜지스터 형성방법.
- 제 9 항에 있어서,상기 폴리실리콘은 비정질실리콘을 엑시머레이저를 이용하여 결정화하여 형성한 박막트랜지스터 형성방법.
- 제 15 항에 있어서,상기 엑시머레이저의 에너지 밀도는 220∼270 mJ/cm2 인 박막트랜지스터 형성방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000053837A KR100679917B1 (ko) | 2000-09-09 | 2000-09-09 | 박막 트랜지스터 및 그 제조방법 |
US09/893,655 US6455874B1 (en) | 2000-09-09 | 2001-06-29 | Thin film transistor and fabrication method thereof |
US10/133,314 US6566180B2 (en) | 2000-09-09 | 2002-04-29 | Thin film transistor and fabrication method thereof |
Applications Claiming Priority (1)
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KR100413668B1 (ko) * | 2001-03-29 | 2003-12-31 | 엘지.필립스 엘시디 주식회사 | 액정표시장치용 어레이기판 제조방법 |
KR20040013273A (ko) * | 2002-08-05 | 2004-02-14 | 엘지.필립스 엘시디 주식회사 | 박막 트랜지스터 및 그 제조방법 |
TW573364B (en) * | 2003-01-07 | 2004-01-21 | Au Optronics Corp | Buffer layer capable of increasing electron mobility and thin film transistor having the buffer layer |
KR100640213B1 (ko) * | 2003-12-29 | 2006-10-31 | 엘지.필립스 엘시디 주식회사 | 폴리실리콘 액정표시소자 제조방법 |
KR100615229B1 (ko) * | 2004-06-29 | 2006-08-25 | 삼성에스디아이 주식회사 | 박막 트랜지스터, 상기 박막 트랜지스터를 구비한 평판디스플레이 장치 및 상기 박막 트랜지스터의 제조방법 |
JP2006140222A (ja) * | 2004-11-10 | 2006-06-01 | Toshiba Corp | パターン形成方法、下層膜形成組成物、及び半導体装置の製造方法 |
CN100378793C (zh) * | 2005-12-22 | 2008-04-02 | 友达光电股份有限公司 | 液晶显示器显示方法与系统 |
KR101150142B1 (ko) * | 2006-04-06 | 2012-06-11 | 어플라이드 머티어리얼스, 인코포레이티드 | 대형 기판 상에 아연 산화물 투명 전도성 산화물의 반응성 스퍼터링 |
US7674662B2 (en) * | 2006-07-19 | 2010-03-09 | Applied Materials, Inc. | Process for making thin film field effect transistors using zinc oxide |
US20080254613A1 (en) * | 2007-04-10 | 2008-10-16 | Applied Materials, Inc. | Methods for forming metal interconnect structure for thin film transistor applications |
US7927713B2 (en) * | 2007-04-27 | 2011-04-19 | Applied Materials, Inc. | Thin film semiconductor material produced through reactive sputtering of zinc target using nitrogen gases |
US8143093B2 (en) * | 2008-03-20 | 2012-03-27 | Applied Materials, Inc. | Process to make metal oxide thin film transistor array with etch stopping layer |
US7879698B2 (en) * | 2008-03-24 | 2011-02-01 | Applied Materials, Inc. | Integrated process system and process sequence for production of thin film transistor arrays using doped or compounded metal oxide semiconductor |
US8258511B2 (en) | 2008-07-02 | 2012-09-04 | Applied Materials, Inc. | Thin film transistors using multiple active channel layers |
US20100133094A1 (en) * | 2008-12-02 | 2010-06-03 | Applied Materials, Inc. | Transparent conductive film with high transmittance formed by a reactive sputter deposition |
US20100163406A1 (en) * | 2008-12-30 | 2010-07-01 | Applied Materials, Inc. | Substrate support in a reactive sputter chamber |
JP5889791B2 (ja) | 2009-09-24 | 2016-03-22 | アプライド マテリアルズ インコーポレイテッドApplied Materials,Incorporated | ソース・ドレイン金属エッチングのためのウェットプロセスを用いた金属酸化物又は金属酸窒化物tftの製造方法 |
US8840763B2 (en) * | 2009-09-28 | 2014-09-23 | Applied Materials, Inc. | Methods for stable process in a reactive sputtering process using zinc or doped zinc target |
TWI476931B (zh) * | 2010-10-21 | 2015-03-11 | Au Optronics Corp | 薄膜電晶體與具有此薄膜電晶體的畫素結構 |
CN103081078A (zh) | 2011-07-05 | 2013-05-01 | 松下电器产业株式会社 | 薄膜晶体管及其制造方法以及显示装置 |
KR20130017312A (ko) * | 2011-08-10 | 2013-02-20 | 삼성디스플레이 주식회사 | 표시 장치 |
CN104900712A (zh) * | 2015-06-09 | 2015-09-09 | 武汉华星光电技术有限公司 | Tft基板结构的制作方法及tft基板结构 |
CN106816498A (zh) * | 2015-12-02 | 2017-06-09 | 钧石(中国)能源有限公司 | 一种太阳能电池金属栅线制备过程中去除掩膜层的方法 |
CN111162128A (zh) * | 2019-12-30 | 2020-05-15 | 重庆康佳光电技术研究院有限公司 | 一种薄膜晶体管及其制备方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR950009976A (ko) * | 1993-09-28 | 1995-04-26 | 이헌조 | 폴리실리콘 박막트랜지스터 제조방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0485923A (ja) * | 1990-07-30 | 1992-03-18 | Kyocera Corp | 半導体薄膜の形成方法 |
KR0151195B1 (ko) * | 1994-09-13 | 1998-10-01 | 문정환 | 박막 트랜지스터의 구조 및 제조방법 |
CA2256699C (en) * | 1996-05-28 | 2003-02-25 | The Trustees Of Columbia University In The City Of New York | Crystallization processing of semiconductor film regions on a substrate, and devices made therewith |
JPH11297852A (ja) * | 1998-04-14 | 1999-10-29 | Sony Corp | 半導体装置およびその製造方法 |
JP4860833B2 (ja) * | 2001-04-10 | 2012-01-25 | ゲットナー・ファンデーション・エルエルシー | 薄膜トランジスタの製造方法 |
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KR950009976A (ko) * | 1993-09-28 | 1995-04-26 | 이헌조 | 폴리실리콘 박막트랜지스터 제조방법 |
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---|
국내 공개특허공보 제1995-9976호 |
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US20020030228A1 (en) | 2002-03-14 |
US6455874B1 (en) | 2002-09-24 |
US20020113236A1 (en) | 2002-08-22 |
US6566180B2 (en) | 2003-05-20 |
KR20020020578A (ko) | 2002-03-15 |
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