JP6009747B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP6009747B2 JP6009747B2 JP2011199019A JP2011199019A JP6009747B2 JP 6009747 B2 JP6009747 B2 JP 6009747B2 JP 2011199019 A JP2011199019 A JP 2011199019A JP 2011199019 A JP2011199019 A JP 2011199019A JP 6009747 B2 JP6009747 B2 JP 6009747B2
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- oxide semiconductor
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- material film
- transistor
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Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02488—Insulating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02551—Group 12/16 materials
- H01L21/02554—Oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02565—Oxide semiconducting materials not being Group 12/16 materials, e.g. ternary compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/04—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their crystalline structure, e.g. polycrystalline, cubic or particular orientation of crystalline planes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/24—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only semiconductor materials not provided for in groups H01L29/16, H01L29/18, H01L29/20, H01L29/22
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
- H01L29/78603—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the insulating substrate or support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
- Electroluminescent Light Sources (AREA)
- Recrystallisation Techniques (AREA)
- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
- Formation Of Insulating Films (AREA)
Description
本実施の形態では、半導体装置の構造及び作製方法について、図1を用いて説明する。
本実施の形態では、実施の形態1と一部異なる工程例を図2を用いて説明する。なお、図2において、図1と同一の箇所には同じ符号を用い、同じ符号の詳細な説明はここでは省略する。
本実施の形態では、実施の形態1と一部異なる工程例を図3を用いて説明する。なお、図3において、図1と同一の箇所には同じ符号を用い、同じ符号の詳細な説明はここでは省略する。
本実施の形態では、実施の形態3と一部異なる工程例を図4を用いて説明する。なお、図4において、図3と同一の箇所には同じ符号を用い、同じ符号の詳細な説明はここでは省略する。
本実施の形態では、実施の形態1と一部異なる構造例を図5を用いて説明する。なお、図5において、図1と同一の箇所には同じ符号を用い、同じ符号の詳細な説明はここでは省略する。
本実施の形態では、同一基板上に少なくとも駆動回路の一部と、画素部に配置するトランジスタを作製する例について以下に説明する。
本明細書に開示する半導体装置は、さまざまな電子機器(遊技機も含む)に適用することができる。電子機器としては、例えば、テレビジョン装置(テレビ、またはテレビジョン受信機ともいう)、コンピュータ用などのモニタ、デジタルカメラ、デジタルビデオカメラ等のカメラ、デジタルフォトフレーム、携帯電話機(携帯電話、携帯電話装置ともいう)、携帯型ゲーム機、携帯情報端末、音響再生装置、パチンコ機などの大型ゲーム機などが挙げられる。上記実施の形態で説明した表示装置を具備する電子機器の例について説明する。
10b 成膜装置
10c 成膜装置
11 基板供給室
12a ロードロック室
12b ロードロック室
13 搬送室
14 カセットポート
15 基板加熱室
100 基板
101 酸化物絶縁層
102 ゲート絶縁層
103 第2のゲート絶縁層
104a ソース電極層
104b ドレイン電極層
108 結晶性酸化物半導体膜
110a 絶縁膜
110b 絶縁膜
113a n+層
113b n+層
112 ゲート電極層
114 絶縁膜
118 第1の材料膜
120 トランジスタ
130 トランジスタ
140 トランジスタ
150 トランジスタ
160 トランジスタ
Claims (5)
- 第1の材料膜と、
前記第1の材料膜上に接する領域を有する、第2の材料膜と、
前記第2の材料膜と電気的に接続された、ソース電極と、
前記第2の材料膜と電気的に接続された、ドレイン電極と、
前記第2の材料膜上の、ゲート絶縁層と、
前記ゲート絶縁層上の、ゲート電極層と、を有し、
前記第2の材料膜は、前記第1の材料膜よりも厚い膜厚を有し、
前記第1の材料膜は、α−Ga2 O 3 を有し、
前記第2の材料膜は、酸化物半導体膜を有し、
前記酸化物半導体膜は、Inと、Gaと、Znと、を有し、
前記酸化物半導体膜は、結晶性を有することを特徴とする半導体装置。 - ゲート電極層と、
前記ゲート電極層上の、ゲート絶縁層と、
前記ゲート絶縁層上の、第1の材料膜と、
前記第1の材料膜上に接する領域を有する、第2の材料膜と、を有し、
前記第2の材料膜は、前記第1の材料膜よりも厚い膜厚を有し、
前記第1の材料膜は、α−Ga2 O 3 を有し、
前記第2の材料膜は、酸化物半導体膜を有し、
前記酸化物半導体膜は、Inと、Gaと、Znと、を有し、
前記酸化物半導体膜は、結晶性を有することを特徴とする半導体装置。 - 第1の材料膜と、
前記第1の材料膜上に接する領域を有する、第2の材料膜と、を有し、
前記第2の材料膜は、前記第1の材料膜よりも厚い膜厚を有し、
前記第1の材料膜は、α−Ga2 O 3 を有し、
前記第2の材料膜は、酸化物半導体膜を有し、
前記酸化物半導体膜は、Inと、Gaと、Znと、を有し、
前記酸化物半導体膜は、結晶性を有し、
前記酸化物半導体膜は、チャネル形成領域を有することを特徴とする半導体装置。 - 第1の材料膜と、
前記第1の材料膜上に接する領域を有する、第2の材料膜と、を有し、
前記第2の材料膜は、前記第1の材料膜よりも厚い膜厚を有し、
前記第1の材料膜は、α−Ga2 O 3 を有し、
前記第2の材料膜は、酸化物半導体膜を有し、
前記酸化物半導体膜は、Inと、Gaと、Znと、を有し、
前記酸化物半導体膜は、結晶性を有し、
前記酸化物半導体膜は、チャネル形成領域を有し、
前記結晶性を有する酸化物半導体膜は、a−b面において六角形の格子を有し、前記a−b面に概略平行な平面に概略垂直なc軸を有する結晶構造を有することを特徴とする半導体装置。 - 第1の材料膜と、
前記第1の材料膜上に接する領域を有する、第2の材料膜と、を有し、
前記第2の材料膜は、前記第1の材料膜よりも厚い膜厚を有し、
前記第1の材料膜は、α−Ga2 O 3 を有し、
前記第2の材料膜は、酸化物半導体膜を有し、
前記酸化物半導体膜は、Inと、Gaと、Znと、を有し、
前記酸化物半導体膜は、結晶性を有し、
前記酸化物半導体膜は、チャネル形成領域を有し、
前記結晶性を有する酸化物半導体膜は、アモルファス酸化物半導体膜と比較して、金属と酸素の結合が秩序化した結晶構造を有することを特徴とする半導体装置。
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2011
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US20150340509A1 (en) | 2015-11-26 |
TWI527126B (zh) | 2016-03-21 |
US9117919B2 (en) | 2015-08-25 |
JP6683576B2 (ja) | 2020-04-22 |
US20140246674A1 (en) | 2014-09-04 |
TWI582856B (zh) | 2017-05-11 |
JP2012084867A (ja) | 2012-04-26 |
US20120061663A1 (en) | 2012-03-15 |
JP2017055120A (ja) | 2017-03-16 |
TW201232668A (en) | 2012-08-01 |
KR101932576B1 (ko) | 2018-12-26 |
US8901552B2 (en) | 2014-12-02 |
US9343584B2 (en) | 2016-05-17 |
TW201612988A (en) | 2016-04-01 |
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