JP5224769B2 - 立体的形状の活性領域を含むcmos構造体 - Google Patents
立体的形状の活性領域を含むcmos構造体 Download PDFInfo
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- JP5224769B2 JP5224769B2 JP2007266424A JP2007266424A JP5224769B2 JP 5224769 B2 JP5224769 B2 JP 5224769B2 JP 2007266424 A JP2007266424 A JP 2007266424A JP 2007266424 A JP2007266424 A JP 2007266424A JP 5224769 B2 JP5224769 B2 JP 5224769B2
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- active region
- crystal orientation
- cmos structure
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- semiconductor substrate
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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]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or double-diffused drain [DDD] MOSFET
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
- H10D62/292—Non-planar channels of IGFETs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
- H10D84/0167—Manufacturing their channels
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
- H10D84/0172—Manufacturing their gate conductors
- H10D84/0179—Manufacturing their gate conductors the gate conductors having different shapes or dimensions
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
- H10D84/0188—Manufacturing their isolation regions
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
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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
- H10D86/01—Manufacture or treatment
-
- 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
- H10D86/201—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 the substrates comprising an insulating layer on a semiconductor body, e.g. SOI
Landscapes
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Thin Film Transistor (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
12:埋め込み誘電体層
14、14’、14’’、14’’’:表面半導体層
14a’’’:第1の表面半導体層
14b’’’:第2の表面半導体層
15:空洞部
16、16’、16’’:犠牲層
18:エッチング停止層
20、20’:ハードマスク層
22:第2のマスク層
24、24’:フィラー層
28:分離領域
30:ゲート誘電体
32:ゲート電極
34:スペーサ層
36:ソース/ドレイン領域
T1:第1のトランジスタ
T2:第2のトランジスタ
Claims (14)
- 第1の極性を有し、半導体基板の第1の活性領域内に配置された第1のデバイスであって、前記第1の活性領域は第1の結晶方位をもつ平坦な表面を有する、第1のデバイスと、
前記第1の極性とは異なる第2の極性を有し、前記半導体基板の第2の活性領域内に配置された第2のデバイスであって、前記第2の活性領域は単一厚さを有し、前記第1の結晶方位とは異なる第2の結晶方位を有し且つ前記第1の結晶方位が存在しない、立体的形状の表面を有する、第2のデバイスと、
を含むCMOS構造体。 - 前記第1の活性領域及び前記第2の活性領域はチャネル領域及びソース/ドレイン領域を含む、請求項1に記載のCMOS構造体。
- 前記立体的形状の表面は複数のV字型溝を備える、請求項1に記載のCMOS構造体。
- 前記第2の活性領域と前記半導体基板を構成する埋め込み誘電体層との間に介在する少なくとも1つの空洞部をさらに含む、請求項1に記載のCMOS構造体。
- 前記第1のデバイスはn−FETであり、前記第1の結晶方位は(100)結晶方位であり、
前記第2のデバイスはp−FETであり、前記第2の結晶方位は(111)結晶方位である、
請求項1に記載のCMOS構造体。 - 第1の極性を有し、半導体基板の第1の活性領域の上に配置された第1のゲート電極を有する第1のデバイスであって、前記第1の活性領域は第1の結晶方位をもつ平坦な表面を有する、第1のデバイスと、
前記第1の極性とは異なる第2の極性を有し、前記半導体基板の第2の活性領域の上に配置された第2のゲート電極を有する第2のデバイスであって、前記第2の活性領域は単一厚さを有する、前記第1の結晶方位とは異なる第2の結晶方位をもち且つ前記第1の結晶方位が存在しない、少なくとも1つのV字型溝を有する立体的形状の表面を有し、前記第2のゲート電極は前記少なくとも1つのV字型溝と平行ではない、第2のデバイスと、を含むCMOS構造体。 - 前記第1の活性領域及び前記第2の活性領域はチャネル領域及びソース/ドレイン領域を含む、請求項6に記載のCMOS構造体。
- 前記立体的形状の表面は複数の平行なV字型溝を備える、請求項6に記載のCMOS構造体。
- 前記第2の活性領域と前記半導体基板を構成する埋め込み誘電体層との間に介在する少なくとも1つの空洞部をさらに含む、請求項6に記載のCMOS構造体。
- CMOS構造体を製造するための方法であって、
半導体基板内に、第1の極性を有し、第1の結晶方位と平坦な表面とを有する第1の表面半導体層を含む、第1の活性領域と、
前記第1の極性とは異なる第2の極性を有し、立体的形状の表面と前記第1の結晶方位とは異なる第2の結晶方位とを有し且つ前記第1の結晶方位が存在しない第2の表面半導体層とを含み、前記第2の表面半導体層の下に位置する空洞であって、当該空洞と前記第2の表面半導体層との境界が、前記第2の表面半導体層の表面と同じ立体的形状となる空洞をさらに含み、これによって単一厚さとなることを特徴とする第2の活性領域と、を形成するステップと、
前記第1の活性領域内に第1のデバイスを形成し、前記第2の活性領域内に第2のデバイスを形成するステップと、を含む方法。 - 前記半導体基板内に前記第1の活性領域と前記第2の活性領域とを形成する前記ステップは、シリコン・オン・インシュレータ基板及びバルク半導体基板のうちの一方を用いる、請求項10に記載の方法。
- 前記第2の結晶方位をもつ前記立体的形状の表面を有する前記第2の活性領域を形成する前記ステップは、結晶学的特異性エッチャントを用いて前記第2の結晶方位を与える、請求項10に記載の方法。
- 前記立体的形状の表面は、少なくとも1つのV字型溝を備える、請求項10に記載の方法。
- 前記第2のデバイスを形成する前記ステップは、前記少なくとも1つのV字型溝と平行ではない第2のゲート電極を形成するステップを含む、、請求項13に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/562,093 US7674667B2 (en) | 2006-11-21 | 2006-11-21 | CMOS structure including topographic active region |
| US11/562093 | 2006-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008131032A JP2008131032A (ja) | 2008-06-05 |
| JP5224769B2 true JP5224769B2 (ja) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007266424A Expired - Fee Related JP5224769B2 (ja) | 2006-11-21 | 2007-10-12 | 立体的形状の活性領域を含むcmos構造体 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7674667B2 (ja) |
| JP (1) | JP5224769B2 (ja) |
| CN (1) | CN101188248B (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5348916B2 (ja) * | 2007-04-25 | 2013-11-20 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP5350655B2 (ja) * | 2007-04-27 | 2013-11-27 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| CN103000504A (zh) * | 2011-09-14 | 2013-03-27 | 中国科学院微电子研究所 | 半导体器件及其制造方法 |
| US8603868B2 (en) | 2011-12-19 | 2013-12-10 | International Business Machines Corporation | V-groove source/drain MOSFET and process for fabricating same |
| US8841177B2 (en) * | 2012-11-15 | 2014-09-23 | International Business Machines Corporation | Co-integration of elemental semiconductor devices and compound semiconductor devices |
| US9299784B2 (en) * | 2013-10-06 | 2016-03-29 | Taiwan Semiconductor Manufacturing Company Limited | Semiconductor device with non-linear surface |
| US9525053B2 (en) | 2013-11-01 | 2016-12-20 | Samsung Electronics Co., Ltd. | Integrated circuit devices including strained channel regions and methods of forming the same |
| WO2018009161A1 (en) * | 2016-07-02 | 2018-01-11 | Intel Corporation | Iii-v finfet transistor with v-groove s/d profile for improved access resistance |
| EP3339244A1 (en) * | 2016-12-21 | 2018-06-27 | IMEC vzw | Source and drain contacts in fin- or nanowire- based semiconductor devices. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4272302A (en) * | 1979-09-05 | 1981-06-09 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method of making V-MOS field effect transistors utilizing a two-step anisotropic etching and ion implantation |
| GB2191110B (en) * | 1986-06-06 | 1989-12-06 | Plessey Co Plc | Chromatographic separation device |
| JPH0923011A (ja) * | 1995-07-05 | 1997-01-21 | Hitachi Ltd | 半導体装置及びその製造方法 |
| JPH1079504A (ja) * | 1996-09-05 | 1998-03-24 | Sony Corp | 量子細線デバイス及びその製造方法 |
| US6252272B1 (en) * | 1998-03-16 | 2001-06-26 | Kabushiki Kaisha Toshiba | Semiconductor device, and method of fabricating the same |
| CN1178293C (zh) * | 2001-04-13 | 2004-12-01 | 华邦电子股份有限公司 | 电可擦可编程只读存储器单元及其制造方法 |
| JP4000087B2 (ja) * | 2003-05-07 | 2007-10-31 | 株式会社東芝 | 半導体装置およびその製造方法 |
| US7170118B2 (en) * | 2003-08-01 | 2007-01-30 | Taiwan Semiconductor Manufacturing Co., Ltd. | Field effect transistor (FET) device having corrugated structure and method for fabrication thereof |
| US7700420B2 (en) * | 2006-04-12 | 2010-04-20 | Freescale Semiconductor, Inc. | Integrated circuit with different channel materials for P and N channel transistors and method therefor |
-
2006
- 2006-11-21 US US11/562,093 patent/US7674667B2/en not_active Expired - Fee Related
-
2007
- 2007-10-12 JP JP2007266424A patent/JP5224769B2/ja not_active Expired - Fee Related
- 2007-11-01 CN CN2007101672059A patent/CN101188248B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008131032A (ja) | 2008-06-05 |
| CN101188248B (zh) | 2011-06-15 |
| US20080116522A1 (en) | 2008-05-22 |
| CN101188248A (zh) | 2008-05-28 |
| US7674667B2 (en) | 2010-03-09 |
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