JP6415604B2 - 本体貫通ビアライナの堆積 - Google Patents
本体貫通ビアライナの堆積 Download PDFInfo
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- H10W20/47—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their insulating parts comprising two or more dielectric layers having different properties, e.g. different dielectric constants
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- H10W20/074—Manufacture or treatment of dielectric parts thereof of dielectric parts comprising thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H10W20/076—Manufacture or treatment of dielectric parts thereof of dielectric parts comprising thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers in via holes or trenches
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Description
・引張酸化物、圧縮酸化物、引張酸化物、圧縮酸化物
・引張酸化物、圧縮窒化物、引張酸化物、圧縮窒化物
・圧縮酸化物、引張酸化物、圧縮酸化物、引張酸化物
・圧縮窒化物、引張酸化物、圧縮窒化物、引張酸化物
これらの構造を形成するための例示的処理が、図4を参照して説明される。
Claims (25)
- 半導体構造と、
前記半導体構造の少なくとも一部を貫通して延在する本体貫通ビアと、
前記半導体構造と前記本体貫通ビアとの間に配置されたライナと、を備え、
前記ライナは、複数の第2の絶縁層と交互する複数の第1の絶縁層を含み、前記複数の第2の絶縁層は、前記複数の第1の絶縁層とは材料又は堆積方法が異なり、
前記複数の第1の絶縁層の全ておよび前記複数の第2の絶縁層の全てのうち少なくとも1つは、ほぼ同じ厚さを有する、
集積回路。 - 前記複数の第1の絶縁層の少なくとも1つは、固有の引張応力を有し、前記複数の第2の絶縁層の少なくとも1つは、固有の圧縮応力を有する、請求項1に記載の集積回路。
- 前記複数の第1の絶縁層のうち1つは、前記半導体構造に隣接して配置され、前記複数の第2の絶縁層のうち1つは、前記本体貫通ビアに隣接して配置される、請求項1に記載の集積回路。
- 前記複数の第1の絶縁層の各々は、熱誘電体膜を含む、請求項1に記載の集積回路。
- 前記複数の第1の絶縁層または前記複数の第2の絶縁層の各々は、熱酸化膜を含む、請求項1に記載の集積回路。
- 前記複数の第1の絶縁層または前記複数の第2の絶縁層の各々は、プラズマ強化化学成長(PECVD)誘電膜を含む、請求項1に記載の集積回路。
- 前記複数の第1の絶縁層および前記複数の第2の絶縁層のうち少なくとも1つの各々は、酸化シリコン、窒化シリコン、炭化シリコン、炭素ドープ酸化物(CDO)、酸化物ドープ炭化物、酸化ハフニウム、酸化ハフニウムシリコン、酸化ランタン、酸化ランタンアルミニウム、酸化ジルコニウム、酸化ジルコニウムシリコン、酸化タンタル、酸化チタン、酸化バリウムストロンチウムチタン、酸化バリウムチタン、酸化ストロンチウムチタン、酸化イットリウム、酸化アルミニウム、および酸化鉛スカンジウムタンタルの少なくとも1つを含む、請求項1から6のいずれか一項に記載の集積回路。
- 前記複数の第1の絶縁層の各々は、酸化シリコンを含み、前記複数の第2の絶縁層の各々は、窒化シリコンを含む、請求項7に記載の集積回路。
- 前記本体貫通ビアの一端に隣接して配置されたランディングパッドを更に備え、前記ライナの一部は、前記ランディングパッドに隣接する、請求項1から6のいずれか一項に記載の集積回路。
- 前記半導体構造は、シリコンを含み、前記本体貫通ビアは、シリコン貫通ビア(TSV)である、請求項1から6のいずれか一項に記載の集積回路。
- 請求項1から6のいずれか一項に記載の集積回路を備える、3次元システムインパッケージデバイス。
- 集積回路を製造する方法であって、
半導体構造を設ける段階と、
前記半導体構造の少なくとも一部を貫通して本体貫通ビアを形成する段階と、
前記半導体構造と前記本体貫通ビアとの間に複数の第1の絶縁層および複数の第2の絶縁層の各々を交互に堆積させ、それによりライナを形成する段階と、を備え、
ほぼ同じ厚さを有する前記複数の第1の絶縁層の全ておよび前記複数の第2の絶縁層の全てのうち少なくとも1つを堆積させる段階を更に備え、
前記複数の第2の絶縁層は、前記複数の第1の絶縁層とは材料又は堆積方法が異なる、
方法。 - 前記複数の第1の絶縁層の少なくとも1つは、固有の引張応力を有し、前記複数の第2の絶縁層の少なくとも1つは、固有の圧縮応力を有する、請求項12に記載の方法。
- 引張応力を有するように、前記複数の第1の絶縁層の各々の堆積を調節する段階と、圧縮応力を有するように、前記複数の第2の絶縁層の各々の堆積を調節する段階と、を更に備える、請求項12または13に記載の方法。
- 前記半導体構造に隣接する前記複数の第1の絶縁層のうち1つを堆積させる段階と、前記本体貫通ビアに隣接する前記複数の第2の絶縁層のうち1つを堆積させる段階と、を更に備える、請求項12または13に記載の方法。
- 熱酸化工程を使用して前記複数の第1の絶縁層の各々を堆積させる段階を更に備える、請求項12または13に記載の方法。
- プラズマ強化化学成長(PECVD)工程を使用して、前記複数の第2の絶縁層の各々を堆積させる段階を更に備える、請求項12または13に記載の方法。
- 前記ライナの一部がランディングパッドに隣接するように、前記ランディングパッドを前記本体貫通ビアの一端に隣接して配置する段階を更に備える、請求項12または13に記載の方法。
- 前記半導体構造は、シリコンを含み、前記本体貫通ビアは、シリコン貫通ビア(TSV)である、請求項12または13に記載の方法。
- 前記複数の第1の絶縁層の各々は、酸化シリコン、窒化シリコン、炭化シリコン、炭素ドープ酸化物(CDO)、酸化物ドープ炭化物、酸化ハフニウム、酸化ハフニウムシリコン、酸化ランタン、酸化ランタンアルミニウム、酸化ジルコニウム、酸化ジルコニウムシリコン、酸化タンタル、酸化チタン、酸化バリウムストロンチウムチタン、酸化バリウムチタン、酸化ストロンチウムチタン、酸化イットリウム、酸化アルミニウム、および酸化鉛スカンジウムタンタルのうち少なくとも1つを含み、前記複数の第2の絶縁層の各々は、酸化シリコン、窒化シリコン、炭化シリコン、炭素ドープ酸化物(CDO)、酸化物ドープ炭化物、酸化ハフニウム、酸化ハフニウムシリコン、酸化ランタン、酸化ランタンアルミニウム、酸化ジルコニウム、酸化ジルコニウムシリコン、酸化タンタル、酸化チタン、酸化バリウムストロンチウムチタン、酸化バリウムチタン、酸化ストロンチウムチタン、酸化イットリウム、酸化アルミニウム、および酸化鉛スカンジウムタンタルのうち少なくとも1つを含む、請求項12または13に記載の方法。
- 前記複数の第1の絶縁層の各々は、酸化シリコンを含み、前記複数の第2の絶縁層の各々は、窒化シリコンを含む、請求項20に記載の方法。
- 半導体構造と、
基板の少なくとも一部を貫通して延在する本体貫通ビアと、
前記本体貫通ビアを前記基板から電気的に絶縁するためのライナと、を備える集積回路であって、
前記ライナは、複数の異なる材料の複数の交互する絶縁層を有し、
前記複数の交互する絶縁層の少なくとも2つは、ほぼ同じ厚さを有する、
集積回路。 - 前記複数の異なる材料は、似ていない固有の応力を有する、請求項22に記載の集積回路。
- 複数の前記絶縁層のうち少なくとも1つは、固有の引張応力を有し、前記複数の絶縁層の少なくとも別の1つは、固有の圧縮応力を有する、請求項22に記載の集積回路。
- 複数の前記絶縁層のうち1つは、前記半導体構造に隣接して配置され、前記複数の絶縁層のうち別の1つは、前記本体貫通ビアに隣接して配置される、請求項22から24のいずれか一項に記載の集積回路。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2014/045781 WO2016007141A1 (en) | 2014-07-08 | 2014-07-08 | Through-body via liner deposition |
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| Publication Number | Publication Date |
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| JP2017521858A JP2017521858A (ja) | 2017-08-03 |
| JP6415604B2 true JP6415604B2 (ja) | 2018-10-31 |
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| US (1) | US9748180B2 (ja) |
| EP (1) | EP3167478B1 (ja) |
| JP (1) | JP6415604B2 (ja) |
| KR (1) | KR102327422B1 (ja) |
| CN (1) | CN106463421A (ja) |
| TW (1) | TW201612954A (ja) |
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| US10707121B2 (en) * | 2016-12-31 | 2020-07-07 | Intel Corporatino | Solid state memory device, and manufacturing method thereof |
| EP3460835B1 (en) | 2017-09-20 | 2020-04-01 | ams AG | Method for manufacturing a semiconductor device and semiconductor device |
| KR102450580B1 (ko) | 2017-12-22 | 2022-10-07 | 삼성전자주식회사 | 금속 배선 하부의 절연층 구조를 갖는 반도체 장치 |
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| US11328749B2 (en) | 2019-12-18 | 2022-05-10 | Micron Technology, Inc. | Conductive interconnects and methods of forming conductive interconnects |
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| US11823989B2 (en) | 2020-07-17 | 2023-11-21 | Taiwan Semiconductor Manufacturing Co., Ltd. | Multi-liner TSV structure and method forming same |
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-
2014
- 2014-07-08 CN CN201480079660.1A patent/CN106463421A/zh active Pending
- 2014-07-08 WO PCT/US2014/045781 patent/WO2016007141A1/en not_active Ceased
- 2014-07-08 EP EP14896984.3A patent/EP3167478B1/en active Active
- 2014-07-08 JP JP2016568861A patent/JP6415604B2/ja active Active
- 2014-07-08 US US15/124,820 patent/US9748180B2/en not_active Expired - Fee Related
- 2014-07-08 KR KR1020167034038A patent/KR102327422B1/ko active Active
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2015
- 2015-06-22 TW TW104119989A patent/TW201612954A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3167478A1 (en) | 2017-05-17 |
| JP2017521858A (ja) | 2017-08-03 |
| US9748180B2 (en) | 2017-08-29 |
| US20170018509A1 (en) | 2017-01-19 |
| CN106463421A (zh) | 2017-02-22 |
| EP3167478B1 (en) | 2019-03-13 |
| EP3167478A4 (en) | 2018-03-21 |
| KR20170030478A (ko) | 2017-03-17 |
| WO2016007141A1 (en) | 2016-01-14 |
| TW201612954A (en) | 2016-04-01 |
| KR102327422B1 (ko) | 2021-11-17 |
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