JP2017118134A - トランジスタ及びその製造方法 - Google Patents
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Abstract
Description
Claims (4)
- シリコンを有する基板と、
前記基板の一部上の一対のスペーサと、
前記一対のスペーサ間の前記基板の部分の上のゲート誘電体層であり、該ゲート誘電体層はハフニウム及び酸素を含み、該ゲート誘電体層は、前記一対のスペーサ間の前記基板の前記部分に沿っており、且つ前記一対のスペーサの側壁に沿っている、ゲート誘電体層と、
前記ゲート誘電体層上のゲート電極であり、該ゲート電極の中央部が、比較的に、該ゲート電極の側面部よりも大きい高さを持ち、該ゲート電極の前記側面部は、前記ゲート電極の前記中央部に含まれない金属を有し、前記側面部は、チタン及びアルミニウムを有し、タングステンを有さず、前記中央部はタングステンを有する、ゲート電極と、
前記ゲート誘電体層の一部と接触し、前記一対のスペーサ間にあり、且つ前記一対のスペーサの頂面と実質的に同一平面の、前記ゲート電極の頂面上の絶縁キャップ層であり、該絶縁キャップ層は、前記ゲート電極の前記中央部及び前記側面部と共形の底面を持ち、該絶縁キャップ層は窒化シリコンを有する、絶縁キャップ層と、
前記一対のスペーサのうちの一方に隣接した、前記基板内に配置された拡散領域と、
前記拡散領域上の金属シリサイド領域であり、該金属シリサイド領域は、形状を持つ上面を持ち、該金属シリサイド領域はチタンを含む、金属シリサイド領域と、
前記金属シリサイド領域上のコンタクト構造であり、該コンタクト構造は、前記一対のスペーサに横方向で隣接する層間誘電体材料内のトレンチ内に配置され、前記トレンチは、前記基板の一部上に底開口を持ち、前記基板の該一部上の前記底開口は、前記金属シリサイド領域の前記上面の前記形状と実質的に同じ形状を持つ、コンタクト構造と、
を有する半導体デバイス。 - 前記基板は単結晶シリコンを有する、請求項1に記載の半導体デバイス。
- 前記ゲート誘電体層はhigh−kゲート誘電体層である、請求項1に記載の半導体デバイス。
- 前記絶縁キャップ層の前記底面は起伏形状を持つ、請求項1に記載の半導体デバイス。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/655,408 US8436404B2 (en) | 2009-12-30 | 2009-12-30 | Self-aligned contacts |
| US12/655,408 | 2009-12-30 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015232164A Division JP2016028462A (ja) | 2009-12-30 | 2015-11-27 | トランジスタ及びその製造方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017195735A Division JP6605554B2 (ja) | 2009-12-30 | 2017-10-06 | トランジスタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017118134A true JP2017118134A (ja) | 2017-06-29 |
| JP6306231B2 JP6306231B2 (ja) | 2018-04-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012547095A Active JP5539538B2 (ja) | 2009-12-30 | 2010-12-07 | トランジスタ及びその製造方法 |
| JP2014093489A Active JP6109781B2 (ja) | 2009-12-30 | 2014-04-30 | トランジスタ及びその製造方法 |
| JP2015232164A Pending JP2016028462A (ja) | 2009-12-30 | 2015-11-27 | トランジスタ及びその製造方法 |
| JP2017025499A Active JP6306231B2 (ja) | 2009-12-30 | 2017-02-15 | トランジスタ及びその製造方法 |
| JP2017195735A Active JP6605554B2 (ja) | 2009-12-30 | 2017-10-06 | トランジスタ |
| JP2018220316A Active JP6746664B2 (ja) | 2009-12-30 | 2018-11-26 | トランジスタ及びその製造方法 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012547095A Active JP5539538B2 (ja) | 2009-12-30 | 2010-12-07 | トランジスタ及びその製造方法 |
| JP2014093489A Active JP6109781B2 (ja) | 2009-12-30 | 2014-04-30 | トランジスタ及びその製造方法 |
| JP2015232164A Pending JP2016028462A (ja) | 2009-12-30 | 2015-11-27 | トランジスタ及びその製造方法 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017195735A Active JP6605554B2 (ja) | 2009-12-30 | 2017-10-06 | トランジスタ |
| JP2018220316A Active JP6746664B2 (ja) | 2009-12-30 | 2018-11-26 | トランジスタ及びその製造方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (13) | US8436404B2 (ja) |
| EP (6) | EP3506366A1 (ja) |
| JP (6) | JP5539538B2 (ja) |
| KR (15) | KR102033275B1 (ja) |
| CN (2) | CN104795444B (ja) |
| TW (5) | TWI518904B (ja) |
| WO (1) | WO2011090571A2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10868177B2 (en) | 2010-08-09 | 2020-12-15 | Sony Corporation | Semiconductor device and manufacturing method thereof |
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