KR970010685B1 - 누설전류가 감소된 박막 트랜지스터 및 그 제조방법 - Google Patents
누설전류가 감소된 박막 트랜지스터 및 그 제조방법 Download PDFInfo
- Publication number
- KR970010685B1 KR970010685B1 KR1019930022946A KR930022946A KR970010685B1 KR 970010685 B1 KR970010685 B1 KR 970010685B1 KR 1019930022946 A KR1019930022946 A KR 1019930022946A KR 930022946 A KR930022946 A KR 930022946A KR 970010685 B1 KR970010685 B1 KR 970010685B1
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- Prior art keywords
- gate electrode
- metal
- region
- layer
- oxide film
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0312—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes
- H10D30/0314—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes of lateral top-gate TFTs comprising only a single gate
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
-
- 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
- H10D30/6715—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 characterised by the doping profiles, e.g. having lightly-doped source or drain extensions
-
- 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
- H10D30/6737—Thin-film transistors [TFT] characterised by the electrodes characterised by the electrode materials
- H10D30/6739—Conductor-insulator-semiconductor electrodes
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- H10P14/6324—
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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
- Y10S257/00—Active solid-state devices, e.g. transistors, solid-state diodes
- Y10S257/90—MOSFET type gate sidewall insulating spacer
Landscapes
- Thin Film Transistor (AREA)
Abstract
Description
Claims (12)
- 서로 일정한 거리를 두고 형성되어 있는 제2도전형의 소오스영역 및 드레인영역, 상기 소오스영역과 드레인영역 사이에 형성되어 있는 채널영역 및 상기 소오스영역과 드레인영역에 각각 접하고 상기 채널영역과의 사이에서 상기 소오스영역 및 드레인영역 보다 저농도의 불순물이 주입되어 형성되어 있는 제2도전형의 저농도영역을 포함하는 제1도전형 반도체기판; 상기 반도체기판상에 형성되어 있는 절연막; 상기 채널영역상의 상기 절연막상에 형성되어 있는 금속 게이트전극; 상기 저농도영역상의 상기 절연막상에, 그리고 상기 금속 게이트전극의 측벽상에 형성되어 있는 금속 산화막; 및 상기 게이트전극상에 형성되어 있는 장벽층을 구비하여 이루어진 것을 특징으로 하는 박막 트랜지스터.
- 제1항에 있어서, 상기 금속 게이트전극은, 상기 금속 게이트전극의 일부를 양극산화시켜 상기 금속 산화막을 형성하는 경우에 상기 금속 산화막이 상기 금속 게이트전극의 외부로 확장하면서 형성될 수 있는 금속물질로 구성된 것을 특징으로 하는 박막 트랜지스터.
- 제1항에 있어서, 상기 금속 산화막은 상기 게이트전극을 구성하는 금속의 양극산화물로 구성된 것임을 특징으로 하는 박막 트랜지스터.
- 제1항에 있어서, 상기 장벽층은 상기 금속 게이트전극과 다른 금속, 산화물 또는 질화물로 구성되는 그룹으로부터 선택되어진 어느 하나로 구성된 것을 특징으로 하는 박막 트랜지스터.
- 제4항에 있어서, 상기 장벽층은 Mo, Ta, Al, Cr, Ni, Zr, Ti, Pd, Au, Ag 및 Co 등으로 이루어진 그룹에서 선택된 어느 하나 이상의 금속으로 구성된 것을 특징으로 하는 박막 트랜지스터.
- 서로 일정한 거리를 두고 형성되어 있는 제2도전형의 소오스영역 및 드레인영역, 상기 소오스영역과 드레인영역 사이에 형성되어 있는 채널영역 및 상기 소오스영역 및 드레인영역과 상기 채널영역과의 사이에 형성되어 있는 옵셋영역을 포함하는 제1도전형 반도체기판; 상기 반도체기판상에 형성되어 있는 절연막; 상기 채널영역상의 상기 절연막상에 형성되어 있는 금속 게이트전극; 상기 옵셋영역상의 상기 절연막상에, 그리고 상기 게이트전극의 측벽상에 형성되어 있는 금속 산화막; 및 상기 게이트전극 및 금속 산화막상에 형성되어 있는 장벽층을 구비하여 이루어진 것을 특징으로 하는 박막 트랜지스터.
- 제6항에 있어서, 상기 금속 게이트전극은, 상기 금속 게이트전극의 일부를 양극산화시켜 상기 금속 산화막을 형성하는 경우에 상기 금속 산화막이 상기 금속 게이트전극의 내부로 침투되면서 형성될 수 있는 금속물질로 구성된 것을 특징으로 하는 박막 트랜지스터.
- 제1도전형 반도체기판상에 게이트 절연막, 금속 게이트전극층 및 장벽 형성물질층을 순차적으로 형성하는 단계; 상기 장벽 형성물질층 및 게이트전극층을 식각하여 장벽층으로 덮힌 게이트전극을 형성하는 단계; 상기 장벽층 및 게이트전극을 마스크로 하여 제2도전형의 불순물을 이온주입하여 상기 반도체기판에 제1불순물영역을 형성하는 단계; 상기 금속 게이트전극을 산화시켜 게이트전극의 측벽 외부에 금속 산화막을 형성하는 단계; 및 상기 장벽층 및 금속 산화막을 마스크로 하여 제2도전형의 불순물을 상기 제1불순물 영역 보다 고농도로 이온주입하여 상기 반도체기판에 제2불순물영역을 형성하는 단계를 구비하여 이루어진 것을 특징으로 하는 박막 트랜지스터의 제조방법.
- 제8항에 있어서, 상기 금속 산화막을 형성하는 단계는 양극산화에 의해 수행되는 것임을 특징으로 하는 박막 트랜지스터의 제조방법.
- 제8항에 있어서, 상기 금속 게이트전극층을 형성하는 단계는 상기 금속 게이트전극층은 양극산화시 양극산화막이 게이트전극층의 외부로 확장되면서 형성되는 물질을 사용하여 수행하는 것을 특징으로 하는 박막 트랜지스터의 제조방법.
- 제1도전형 반도체기판상에 게이트 절연막, 금속 게이트전극층 및 장벽 형성물질층을 순차적으로 형성하는 단계; 상기 장벽 형성물질층 및 게이트전극층을 식각하여 장벽층으로 덮힌 게이트전극을 형성하는 단계, 상기 장벽층을 마스크로 하여 제2도전형의 불순물을 자기정합적으로 이온주입하여 상기 반도체기판에 제1불순물영역을 형성하는 단계, 및 상기 금속 게이트전극의 일부를 산화시켜 측벽 내부에 금속 산화막을 형성함으로써 상기 금속 산화막 하부의 기판에 옵셋영역을 형성하는 단계를 구비하여 이루어진 것을 특징으로 하는 박막 트랜지스터의 제조방법.
- 제11항에 있어서, 상기 금속 게이트전극층을 형성하는 단계에서 상기 금속 게이트전극층은 양극산화시 양극산화막이 게이트전극층의 내부로 침투하면서 형성되는 물질로 형성하는 것을 특징으로 하는 박막 트랜지스터의 제조방법.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019930022946A KR970010685B1 (ko) | 1993-10-30 | 1993-10-30 | 누설전류가 감소된 박막 트랜지스터 및 그 제조방법 |
| US08/168,178 US5430320A (en) | 1993-10-30 | 1993-12-17 | Thin film transistor having a lightly doped drain and an offset structure for suppressing the leakage current |
| JP33217493A JP3425201B2 (ja) | 1993-10-30 | 1993-12-27 | 薄膜トランジスタ及びその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019930022946A KR970010685B1 (ko) | 1993-10-30 | 1993-10-30 | 누설전류가 감소된 박막 트랜지스터 및 그 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR950012746A KR950012746A (ko) | 1995-05-16 |
| KR970010685B1 true KR970010685B1 (ko) | 1997-06-30 |
Family
ID=19367071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930022946A Expired - Lifetime KR970010685B1 (ko) | 1993-10-30 | 1993-10-30 | 누설전류가 감소된 박막 트랜지스터 및 그 제조방법 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5430320A (ko) |
| JP (1) | JP3425201B2 (ko) |
| KR (1) | KR970010685B1 (ko) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW297142B (ko) * | 1993-09-20 | 1997-02-01 | Handotai Energy Kenkyusho Kk | |
| US6777763B1 (en) * | 1993-10-01 | 2004-08-17 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for fabricating the same |
| JP3030368B2 (ja) * | 1993-10-01 | 2000-04-10 | 株式会社半導体エネルギー研究所 | 半導体装置およびその作製方法 |
| US5576231A (en) * | 1993-11-05 | 1996-11-19 | Semiconductor Energy Laboratory Co., Ltd. | Process for fabricating an insulated gate field effect transistor with an anodic oxidized gate electrode |
| US5616935A (en) * | 1994-02-08 | 1997-04-01 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor integrated circuit having N-channel and P-channel transistors |
| JP3402400B2 (ja) | 1994-04-22 | 2003-05-06 | 株式会社半導体エネルギー研究所 | 半導体集積回路の作製方法 |
| US6943764B1 (en) * | 1994-04-22 | 2005-09-13 | Semiconductor Energy Laboratory Co., Ltd. | Driver circuit for an active matrix display device |
| JPH07310191A (ja) * | 1994-05-11 | 1995-11-28 | Semiconductor Energy Lab Co Ltd | エッチング材料およびエッチング方法 |
| DE19500380C2 (de) * | 1994-05-20 | 2001-05-17 | Mitsubishi Electric Corp | Aktivmatrix-Flüssigkristallanzeige und Herstellungsverfahren dafür |
| JP3256084B2 (ja) * | 1994-05-26 | 2002-02-12 | 株式会社半導体エネルギー研究所 | 半導体集積回路およびその作製方法 |
| JP3253808B2 (ja) * | 1994-07-07 | 2002-02-04 | 株式会社半導体エネルギー研究所 | 半導体装置およびその作製方法 |
| JP3330736B2 (ja) * | 1994-07-14 | 2002-09-30 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
| US5703382A (en) * | 1995-11-20 | 1997-12-30 | Xerox Corporation | Array having multiple channel structures with continuously doped interchannel regions |
| US5869847A (en) * | 1995-07-19 | 1999-02-09 | The Hong Kong University Of Science & Technology | Thin film transistor |
| US5612234A (en) * | 1995-10-04 | 1997-03-18 | Lg Electronics Inc. | Method for manufacturing a thin film transistor |
| JPH09153624A (ja) * | 1995-11-30 | 1997-06-10 | Sony Corp | 半導体装置 |
| JP3917205B2 (ja) * | 1995-11-30 | 2007-05-23 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
| KR100205306B1 (ko) | 1995-12-26 | 1999-07-01 | 구본준 | 박막트랜지스터의 제조방법 |
| KR0177785B1 (ko) * | 1996-02-03 | 1999-03-20 | 김광호 | 오프셋 구조를 가지는 트랜지스터 및 그 제조방법 |
| US5920085A (en) * | 1996-02-03 | 1999-07-06 | Samsung Electronics Co., Ltd. | Multiple floating gate field effect transistors and methods of operating same |
| JP3759999B2 (ja) * | 1996-07-16 | 2006-03-29 | 株式会社半導体エネルギー研究所 | 半導体装置、液晶表示装置、el装置、tvカメラ表示装置、パーソナルコンピュータ、カーナビゲーションシステム、tvプロジェクション装置及びビデオカメラ |
| US6979882B1 (en) * | 1996-07-16 | 2005-12-27 | Semiconductor Energy Laboratory Co., Ltd. | Electronic device and method for manufacturing the same |
| JPH10163501A (ja) * | 1996-11-29 | 1998-06-19 | Semiconductor Energy Lab Co Ltd | 絶縁ゲイト型トランジスタ |
| KR100229678B1 (ko) * | 1996-12-06 | 1999-11-15 | 구자홍 | 박막트랜지스터 및 그의 제조방법 |
| US6667494B1 (en) * | 1997-08-19 | 2003-12-23 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and semiconductor display device |
| US6717179B1 (en) | 1997-08-19 | 2004-04-06 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and semiconductor display device |
| JPH11143379A (ja) * | 1997-09-03 | 1999-05-28 | Semiconductor Energy Lab Co Ltd | 半導体表示装置補正システムおよび半導体表示装置の補正方法 |
| US7202497B2 (en) * | 1997-11-27 | 2007-04-10 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
| JP4014710B2 (ja) * | 1997-11-28 | 2007-11-28 | 株式会社半導体エネルギー研究所 | 液晶表示装置 |
| JP4856297B2 (ja) * | 1997-12-02 | 2012-01-18 | 公益財団法人国際科学振興財団 | 半導体装置の製造方法 |
| US6369410B1 (en) | 1997-12-15 | 2002-04-09 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method of manufacturing the semiconductor device |
| US6396147B1 (en) | 1998-05-16 | 2002-05-28 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device with metal-oxide conductors |
| US6246070B1 (en) * | 1998-08-21 | 2001-06-12 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device provided with semiconductor circuit made of semiconductor element and method of fabricating the same |
| US6261881B1 (en) | 1998-08-21 | 2001-07-17 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device provided with semiconductor circuit consisting of semiconductor element and method of manufacturing the same |
| JP4493741B2 (ja) * | 1998-09-04 | 2010-06-30 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
| JP4700510B2 (ja) * | 1998-12-18 | 2011-06-15 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
| US6545359B1 (en) * | 1998-12-18 | 2003-04-08 | Semiconductor Energy Laboratory Co., Ltd. | Wiring line and manufacture process thereof, and semiconductor device and manufacturing process thereof |
| US6370502B1 (en) * | 1999-05-27 | 2002-04-09 | America Online, Inc. | Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec |
| US6297109B1 (en) * | 1999-08-19 | 2001-10-02 | Chartered Semiconductor Manufacturing Ltd. | Method to form shallow junction transistors while eliminating shorts due to junction spiking |
| JP3488681B2 (ja) * | 1999-10-26 | 2004-01-19 | シャープ株式会社 | 液晶表示装置 |
| TW525305B (en) | 2000-02-22 | 2003-03-21 | Semiconductor Energy Lab | Self-light-emitting device and method of manufacturing the same |
| WO2001075981A1 (en) | 2000-04-04 | 2001-10-11 | Matsushita Electric Industrial Co.,Ltd. | Thin-film semiconductor device and method for manufacturing the same |
| US6943759B2 (en) * | 2000-07-07 | 2005-09-13 | Seiko Epson Corporation | Circuit, driver circuit, organic electroluminescent display device electro-optical device, electronic apparatus, method of controlling the current supply to an organic electroluminescent pixel, and method for driving a circuit |
| US6720577B2 (en) | 2000-09-06 | 2004-04-13 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method of manufacturing the same |
| US6982194B2 (en) * | 2001-03-27 | 2006-01-03 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing the same |
| US7189997B2 (en) | 2001-03-27 | 2007-03-13 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing the same |
| TW480733B (en) * | 2001-04-10 | 2002-03-21 | Ind Tech Res Inst | Self-aligned lightly doped drain polysilicon thin film transistor |
| US6660588B1 (en) * | 2002-09-16 | 2003-12-09 | Advanced Micro Devices, Inc. | High density floating gate flash memory and fabrication processes therefor |
| US6921711B2 (en) * | 2003-09-09 | 2005-07-26 | International Business Machines Corporation | Method for forming metal replacement gate of high performance |
| KR100686338B1 (ko) * | 2003-11-25 | 2007-02-22 | 삼성에스디아이 주식회사 | 박막 트랜지스터, 이의 제조 방법 및 이를 사용하는 평판표시 장치 |
| KR100686337B1 (ko) * | 2003-11-25 | 2007-02-22 | 삼성에스디아이 주식회사 | 박막 트랜지스터, 이의 제조 방법 및 이를 사용하는 평판표시장치 |
| CN103219390B (zh) | 2009-12-18 | 2014-11-12 | 株式会社半导体能源研究所 | 液晶显示设备和电子设备 |
| JP2012019042A (ja) * | 2010-07-07 | 2012-01-26 | Sony Corp | 記憶素子および記憶装置 |
| JP5708930B2 (ja) * | 2011-06-30 | 2015-04-30 | ソニー株式会社 | 記憶素子およびその製造方法ならびに記憶装置 |
| JP5953464B2 (ja) * | 2012-02-14 | 2016-07-20 | セイコーエプソン株式会社 | 温度センサー及び温度計測方法、電気光学装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5208472A (en) * | 1988-05-13 | 1993-05-04 | Industrial Technology Research Institute | Double spacer salicide MOS device and method |
| JP2551127B2 (ja) * | 1989-01-07 | 1996-11-06 | 三菱電機株式会社 | Mis型半導体装置およびその製造方法 |
| US5288666A (en) * | 1990-03-21 | 1994-02-22 | Ncr Corporation | Process for forming self-aligned titanium silicide by heating in an oxygen rich environment |
| JPH042168A (ja) * | 1990-04-19 | 1992-01-07 | Fujitsu Ltd | Mos型電界効果トランジスタ及びその製造方法 |
| US5091763A (en) * | 1990-12-19 | 1992-02-25 | Intel Corporation | Self-aligned overlap MOSFET and method of fabrication |
| DE69222390T2 (de) * | 1991-10-31 | 1998-03-19 | Sgs Thomson Microelectronics | Herstellungsverfahren eines selbstjustierenden Kontakts |
-
1993
- 1993-10-30 KR KR1019930022946A patent/KR970010685B1/ko not_active Expired - Lifetime
- 1993-12-17 US US08/168,178 patent/US5430320A/en not_active Expired - Lifetime
- 1993-12-27 JP JP33217493A patent/JP3425201B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP3425201B2 (ja) | 2003-07-14 |
| KR950012746A (ko) | 1995-05-16 |
| JPH07226515A (ja) | 1995-08-22 |
| US5430320A (en) | 1995-07-04 |
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