JP2010079038A - 電気光学装置及び電子機器並びにトランジスタ - Google Patents
電気光学装置及び電子機器並びにトランジスタ Download PDFInfo
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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]
- H10D30/60—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
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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]
- H10D30/60—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
- H10D30/6717—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 the source and the drain regions being asymmetrical
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/441—Interconnections, e.g. scanning lines
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/481—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs integrated with passive devices, e.g. auxiliary capacitors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/60—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
-
- 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
- G02F1/136277—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon
- G02F1/136281—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon having a transmissive semiconductor substrate
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- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
【解決手段】TFT30は、チャネル領域1a’、データ線側ソースドレイン領域1d及び画素電極側ソースドレイン領域1e、並びにデータ線側LDD領域1b及び画素電極側LDD領域1cを有する半導体膜1aと、ゲート電極3aとを含み、データ線側LDD領域1b及び画素電極側LDD領域1cのうち少なくとも一方は、少なくとも部分的に、チャネル領域1a’よりも幅広に形成される。
【選択図】図6
Description
Claims (8)
- 基板と、
該基板上に設けられたデータ線と、
前記基板上に形成され、(i)前記基板上における一の方向に沿ったチャネル長を有するチャネル領域と、該チャネル領域を挟んで夫々形成され、いずれか一の領域が前記データ線に電気的に接続された第1及び第2のソースドレイン領域と、前記第1及び第2のソースドレイン領域の各々に対し、前記チャネル領域との間に夫々形成された第1及び第2の接合領域とを有する半導体膜と、(ii)前記チャネル領域に重なるゲート電極とを含むトランジスタと
を備え、
前記第1及び第2の接合領域のうち少なくとも一方は、少なくとも部分的に、前記チャネル領域よりも幅広に形成される
ことを特徴とする電気光学装置。 - 前記少なくとも一方のソースドレイン領域は、少なくとも部分的に、前記少なくとも一方の接合領域よりも幅広に形成されることを特徴とする請求項1に記載の電気光学装置。
- 前記半導体膜は、前記少なくとも一方の接合領域から前記少なくとも一方のソースドレイン領域にかけて連続的に幅が変化するように形成されることを特徴とする請求項2に記載の電気光学装置。
- 前記基板と前記半導体膜との間に形成され、前記一の方向と交差する他の方向に沿って延在する本体部と、該本体部から前記一の方向に沿って延設され且つ前記半導体膜と少なくとも部分的に重なる延設部とを有する遮光膜を備え、
前記チャネル領域は、前記本体部と前記延設部とが交差する部分に重なるように配置される
ことを特徴とする請求項1から3のいずれか一項に記載の電気光学装置。 - 前記遮光膜は、前記延設部における前記第2の接合領域と重なる部分が、前記延設部における前記第1の接合領域と重なる部分よりも幅広になるように形成されており、
前記第1の接合領域は、少なくとも部分的に、前記チャネル領域よりも幅広に形成される
ことを特徴とする請求項4に記載の電気光学装置。 - 前記トランジスタを介して前記データ線と電気的に接続される画素電極を備え、
前記第1のソースドレイン領域は前記データ線に電気的に接続されると共に、前記第2のソースドレイン領域は前記画素電極に電気的に接続される
ことを特徴とする請求項5に記載の電気光学装置。 - 請求項1から6のいずれか一項に記載の電気光学装置を具備してなることを特徴とする電子機器。
- 基板上に形成されたトランジスタであって、
前記基板上における一の方向に沿ったチャネル長を有するチャネル領域と、該チャネル領域を挟んで夫々形成された第1及び第2のソースドレイン領域と、前記第1及び第2のソースドレイン領域の各々に対し、前記チャネル領域との間に夫々形成された第1及び第2の接合領域とを有する半導体膜と、
前記チャネル領域に重なるゲート電極と
を備え、
前記第1及び第2の接合領域のうち少なくとも一方は、少なくとも部分的に、前記チャネル領域よりも幅広に形成される
ことを特徴とするトランジスタ。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008248539A JP5532568B2 (ja) | 2008-09-26 | 2008-09-26 | 電気光学装置及び電子機器 |
| US12/499,833 US8300170B2 (en) | 2008-09-26 | 2009-07-09 | Electro-optical device, electronic apparatus, and transistor |
| CN200910174237A CN101685231A (zh) | 2008-09-26 | 2009-09-25 | 电光装置、电子设备及晶体管 |
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| JP2008248539A JP5532568B2 (ja) | 2008-09-26 | 2008-09-26 | 電気光学装置及び電子機器 |
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| Publication Number | Publication Date |
|---|---|
| JP2010079038A true JP2010079038A (ja) | 2010-04-08 |
| JP2010079038A5 JP2010079038A5 (ja) | 2011-09-22 |
| JP5532568B2 JP5532568B2 (ja) | 2014-06-25 |
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| US (1) | US8300170B2 (ja) |
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| CN (1) | CN101685231A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018151085A1 (ja) * | 2017-02-20 | 2018-08-23 | シャープ株式会社 | アクティブマトリクス基板および液晶表示装置 |
| JP2019191354A (ja) * | 2018-04-25 | 2019-10-31 | セイコーエプソン株式会社 | 電気光学装置、電子機器 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9741309B2 (en) * | 2009-01-22 | 2017-08-22 | Semiconductor Energy Laboratory Co., Ltd. | Method for driving display device including first to fourth switches |
| JP5834705B2 (ja) * | 2011-09-28 | 2015-12-24 | セイコーエプソン株式会社 | 電気光学装置、及び電子機器 |
| TWI451179B (zh) * | 2011-11-17 | 2014-09-01 | Au Optronics Corp | 畫素結構及其製造方法 |
| US9818763B2 (en) | 2013-07-12 | 2017-11-14 | Semiconductor Energy Laboratory Co., Ltd. | Display device and method for manufacturing display device |
| CN103472646B (zh) * | 2013-08-30 | 2016-08-31 | 京东方科技集团股份有限公司 | 一种阵列基板及其制备方法和显示装置 |
| KR102210366B1 (ko) * | 2014-06-12 | 2021-02-02 | 삼성디스플레이 주식회사 | 표시 장치 |
| KR102296945B1 (ko) * | 2014-07-04 | 2021-09-01 | 엘지디스플레이 주식회사 | 유기 발광 표시 장치 및 그 제조 방법 |
| TWI578509B (zh) * | 2015-07-23 | 2017-04-11 | 友達光電股份有限公司 | 畫素結構 |
| CN112736095B (zh) | 2021-01-15 | 2025-12-16 | 武汉华星光电技术有限公司 | 显示面板 |
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2008
- 2008-09-26 JP JP2008248539A patent/JP5532568B2/ja active Active
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- 2009-07-09 US US12/499,833 patent/US8300170B2/en active Active
- 2009-09-25 CN CN200910174237A patent/CN101685231A/zh active Pending
Patent Citations (7)
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|---|---|---|---|---|
| JPH06252405A (ja) * | 1993-02-22 | 1994-09-09 | Fuji Xerox Co Ltd | 薄膜半導体装置 |
| JPH07147411A (ja) * | 1993-11-24 | 1995-06-06 | Sony Corp | 表示素子基板用半導体装置 |
| JP2002122889A (ja) * | 2000-08-11 | 2002-04-26 | Seiko Epson Corp | 電気光学装置及び投射型表示装置 |
| JP2004340981A (ja) * | 2003-03-14 | 2004-12-02 | Sony Corp | 液晶表示装置 |
| JP2005086024A (ja) * | 2003-09-09 | 2005-03-31 | Toshiba Corp | 半導体装置及びその製造方法 |
| JP2005197618A (ja) * | 2004-01-09 | 2005-07-21 | Nec Corp | 薄膜トランジスタ、薄膜トランジスタの形成方法ならびに表示デバイス、電子機器 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018151085A1 (ja) * | 2017-02-20 | 2018-08-23 | シャープ株式会社 | アクティブマトリクス基板および液晶表示装置 |
| CN110312962A (zh) * | 2017-02-20 | 2019-10-08 | 夏普株式会社 | 有源矩阵基板和液晶显示装置 |
| JP2019191354A (ja) * | 2018-04-25 | 2019-10-31 | セイコーエプソン株式会社 | 電気光学装置、電子機器 |
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| JP5532568B2 (ja) | 2014-06-25 |
| US8300170B2 (en) | 2012-10-30 |
| US20100078666A1 (en) | 2010-04-01 |
| CN101685231A (zh) | 2010-03-31 |
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