KR102166904B1 - 비평면 반도체 소자의 금속 레일 도체 - Google Patents
비평면 반도체 소자의 금속 레일 도체 Download PDFInfo
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Abstract
Description
도 1a는 본 발명의 예시적인 실시형태에 따른 예시적인 비평면 반도체 소자의 등각투영도이다.
도 1b는 본 발명의 예시적인 실시형태에 따른 예시적인 비평면 반도체 소자 내의 유전체 영역의 제1 구성 및 배열의 등각투영도이다.
도 1c는 본 발명의 예시적인 실시형태에 따른 예시적인 비평면 반도체 소자 내의 유전체 영역의 제2 구성 및 배열의 등각투영도이다.
도 1d 및 도 1e는 본 발명의 예시적인 실시형태에 따른 비평면 반도체 소자를 각각 구비한 제1의 예시적인 집적 회로 및 제2의 예시적인 집적 회로의 등각투영도이다.
도 2는 본 발명의 예시적인 실시형태에 따른 전자 설계 플랫폼의 블록도이다.
도 3a 내지 도 12는 본 발명의 예시적인 실시형태에 따른, 층간 유전체 물질 내에 형성된 금속 도체 레일 구조체가 핀펫 어레이의 복수의 게이트/소스/드레인 단자들 간의 전기 접속을 제공하기 위해 사용될 수 있는 부분적으로 제조된 반도체 구조체의 등각투영도이다.
도 13 내지 도 15는 층간 유전체 물질 내에 형성된 금속 도체 레일 구조체가 핀펫 어레이의 복수의 게이트 구조체들 간의 전기 접속을 제공하기 위해 사용될 수 있는 부분적으로 제조된 반도체 구조체의 등각투영도이다.
도 16은 본 발명의 예시적인 실시형태에 따른, ILD 층에 금속 레일 도체를 형성하는 예시적인 방법의 흐름도이다.
도 17 내지 도 20은 본 발명의 예시적인 실시형태에 따른, 금속 도체 레일 구조체가 핀펫 어레이의 복수의 게이트/소스/드레인 단자들 간의 전기 접속을 제공하기 위해 사용될 수 있는 반도체 구조체의 셀 배치도이다.
Claims (10)
- 반도체 구조체에 있어서,
기판 및 상기 기판 위에 형성된 층간 유전체 층;
상기 기판 및 상기 층간 유전체 층으로부터 돌출된 핀;
상기 층간 유전체 층 내에서 상기 핀의 제1 측벽에 대향하고 상기 핀에 평행하게 형성된 제1 레일 구조체;
상기 층간 유전체 층 내에 형성된 제2 레일 구조체 - 상기 제2 레일 구조체는 상기 핀의 제2 측벽에 대향하고 상기 핀에 평행함 - 및
상기 핀 주위에서 상기 제1 레일 구조체와 직접 접촉하도록 형성된 제1 및 제2 도전성 구조체
를 포함하는, 반도체 구조체. - 삭제
- 제1항에 있어서,
상기 제1 및 제2 도전성 구조체 중의 적어도 하나는 상기 제2 레일 구조체에 직접 접촉하는 것인, 반도체 구조체. - 제1항에 있어서,
상기 제1 레일 구조체 또는 상기 제2 레일 구조체 중 적어도 하나는 도전성 물질을 포함하는 것인, 반도체 구조체. - 제1항에 있어서,
상기 제1 및 제2 도전성 구조체는 핀 전계효과 트랜지스터의 소스/드레인 단자를 포함하는 것인, 반도체 구조체. - 제5항에 있어서,
상기 제1 도전성 구조체와 제2 도전성 구조체 사이에 형성된 게이트 구조체를 더 포함하는, 반도체 구조체. - 제1항에 있어서,
상기 제1 및 제2 도전성 구조체는 핀 전계효과 트랜지스터의 게이트 구조체를 포함하는 것인, 반도체 구조체. - 제1항에 있어서,
상기 제1 레일 구조체와 상기 기판 사이의 시드 층을 더 포함하는, 반도체 구조체. - 반도체 구조체에 있어서,
기판 위의 복수의 핀;
상기 기판 위의 층간 유전체(interlayer dielectric, ILD) 층 - 상기 복수의 핀은 상기 ILD 층으로부터 돌출된 것임 - ;
상기 ILD 층 내에 상기 복수의 핀과 평행하게 형성된 복수의 레일 구조체; 및
상기 기판과 상기 복수의 레일 구조체 사이의 시드 층
을 포함하는, 반도체 구조체. - 반도체 구조체를 형성하는 방법에 있어서,
기판으로부터 돌출된 핀을 형성하는 단계;
상기 기판 위에 상기 핀과 평행하게 시드 층 구조체를 형성하기 위해 시드 층 물질을 성막 및 에칭하는 단계;
상기 시드 층 구조체를 시드 층으로서 이용하여 레일 구조체를 성막하는 단계; 및
상기 레일 구조체와 직접 접촉하고 상기 레일 구조체를 통하여 전기적으로 접속되는 제1 및 제2 도전성 구조체를 상기 핀 위에 형성하기 위해 도전성 물질을 성막 및 에칭하는 단계
를 포함하는, 반도체 구조체 형성 방법.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762592922P | 2017-11-30 | 2017-11-30 | |
| US201762592744P | 2017-11-30 | 2017-11-30 | |
| US62/592,922 | 2017-11-30 | ||
| US62/592,744 | 2017-11-30 | ||
| US16/176,074 US10804402B2 (en) | 2017-11-30 | 2018-10-31 | Metal rail conductors for non-planar semiconductor devices |
| US16/176,074 | 2018-10-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20190064523A KR20190064523A (ko) | 2019-06-10 |
| KR102166904B1 true KR102166904B1 (ko) | 2020-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020180152281A Active KR102166904B1 (ko) | 2017-11-30 | 2018-11-30 | 비평면 반도체 소자의 금속 레일 도체 |
Country Status (4)
| Country | Link |
|---|---|
| US (8) | US10700207B2 (ko) |
| KR (1) | KR102166904B1 (ko) |
| CN (2) | CN110021664B (ko) |
| TW (2) | TWI835129B (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018127448B4 (de) | 2017-11-30 | 2023-06-22 | Taiwan Semiconductor Manufacturing Co. Ltd. | Metallschienenleiter für nicht-planare Halbleiter-Bauelemente |
| US10700207B2 (en) * | 2017-11-30 | 2020-06-30 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor device integrating backside power grid and related integrated circuit and fabrication method |
| KR102678903B1 (ko) * | 2018-02-02 | 2024-06-28 | 도쿄엘렉트론가부시키가이샤 | 반도체 장치의 제조 방법 |
| US10685865B2 (en) * | 2018-07-17 | 2020-06-16 | Varian Semiconductor Equipment Associates, Inc. | Method and device for power rail in a fin type field effect transistor |
| US10943819B2 (en) * | 2018-12-20 | 2021-03-09 | Nanya Technology Corporation | Semiconductor structure having a plurality of capped protrusions |
| CN110752152B (zh) * | 2019-10-17 | 2021-10-15 | 上海华力集成电路制造有限公司 | 鳍式晶体管的多晶硅栅截断的工艺方法 |
| US11735525B2 (en) * | 2019-10-21 | 2023-08-22 | Tokyo Electron Limited | Power delivery network for CFET with buried power rails |
| TWI877190B (zh) * | 2019-10-31 | 2025-03-21 | 台灣積體電路製造股份有限公司 | 半導體裝置以及相關方法與系統 |
| US11309247B2 (en) * | 2019-10-31 | 2022-04-19 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor device, and associated method and system |
| US11398257B2 (en) | 2019-12-30 | 2022-07-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Header layout design including backside power rail |
| DE102020130144A1 (de) | 2019-12-30 | 2021-07-01 | Taiwan Semiconductor Manufacturing Co., Ltd. | Headerlayoutdesign, umfassend eine rückseitenstromschiene |
| US11508847B2 (en) | 2020-03-09 | 2022-11-22 | Intel Corporation | Transistor arrangements with metal gate cuts and recessed power rails |
| KR102793910B1 (ko) * | 2020-03-26 | 2025-04-08 | 삼성전자주식회사 | 관통 실리콘 비아를 포함하는 집적 회로 반도체 소자 |
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