KR100721353B1 - 칩 삽입형 매개기판의 구조와 제조 방법, 이를 이용한 이종칩의 웨이퍼 레벨 적층 구조 및 패키지 구조 - Google Patents
칩 삽입형 매개기판의 구조와 제조 방법, 이를 이용한 이종칩의 웨이퍼 레벨 적층 구조 및 패키지 구조 Download PDFInfo
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- KR100721353B1 KR100721353B1 KR1020050061573A KR20050061573A KR100721353B1 KR 100721353 B1 KR100721353 B1 KR 100721353B1 KR 1020050061573 A KR1020050061573 A KR 1020050061573A KR 20050061573 A KR20050061573 A KR 20050061573A KR 100721353 B1 KR100721353 B1 KR 100721353B1
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Abstract
Description
Claims (26)
- 윗면과 밑면을 구비하는 실리콘 기판;상기 실리콘 기판의 윗면으로부터 소정의 깊이를 가지도록 형성되는 하나 이상의 캐버티;윗면에 형성된 다수의 입출력 패드를 구비하며, 상기 실리콘 기판의 윗면으로 상기 입출력 패드가 노출되도록 상기 캐버티 안에 삽입되는 집적회로 칩;상기 실리콘 기판의 윗면과 밑면을 관통하도록 형성되는 다수의 관통 비아; 및한쪽 끝은 상기 집적회로 칩의 윗면에 형성된 상기 입출력 패드에 연결되고 반대쪽 끝은 상기 실리콘 기판의 윗면에 형성된 상기 관통 비아에 연결되는 재배선 도전체;를 포함하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 실리콘 기판은 웨이퍼 형태인 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 캐버티는 상기 실리콘 기판의 윗면 전체에 걸쳐 다수 개가 형성되며, 각각의 상기 캐버티는 서로 떨어져 있는 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제3항에 있어서, 상기 관통 비아는 각각의 상기 캐버티 사이의 영역에 형성되는 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 캐버티의 깊이는 상기 실리콘 기판의 두께보다 작은 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 캐버티의 크기는 상기 집적회로 칩의 크기보다 큰 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제6항에 있어서, 상기 캐버티와 상기 집적회로 칩 사이에 접착 물질이 개재되는 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 관통 비아는 상기 실리콘 기판의 밑면으로부터 돌출되는 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 관통 비아는 상기 실리콘 기판을 수직으로 관통하는 관통 구멍의 내부에 채워진 금속 물질인 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제7항에 있어서, 상기 관통 구멍과 상기 금속 물질 사이에 절연막이 개재되는 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- 제1항에 있어서, 상기 집적회로 칩 및 상기 실리콘 기판의 윗면들과 상기 재배선 도전체 사이에 완충보호막이 개재되는 것을 특징으로 하는 칩 삽입형 매개기판의 구조.
- (a) 윗면과 밑면을 구비하는 실리콘 기판을 제공하는 단계;(b) 상기 실리콘 기판의 윗면에 소정의 깊이를 가지는 다수의 관통 비아를 형성하는 단계;(c) 상기 실리콘 기판의 윗면에 소정의 깊이를 가지는 하나 이상의 캐버티를 형성하는 단계;(d) 윗면에 형성된 다수의 입출력 패드를 구비하는 집적회로 칩을 상기 입출력 패드가 노출되도록 상기 캐버티 안에 삽입하는 단계;(e) 한쪽 끝이 상기 집적회로 칩의 윗면에 형성된 상기 입출력 패드에 연결되고 반대쪽 끝이 상기 실리콘 기판의 윗면에 형성된 상기 관통 비아에 연결되도록 재배선 도전체를 형성하는 단계; 및(f) 상기 실리콘 기판의 두께를 얇게 만들고 상기 관통 비아를 상기 실리콘 기판의 밑면으로 노출시키기 위하여 상기 실리콘 기판의 밑면을 연마하는 단계;를 포함하는 칩 삽입형 매개기판의 제조 방법.
- 제12항에 있어서, 상기 (a) 단계는 웨이퍼 형태의 실리콘 기판을 제공하는 단계임을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 제12항에 있어서, 상기 (b) 단계는 상기 실리콘 기판에 관통 구멍을 가공하는 단계와, 상기 관통 구멍 내부에 금속 물질을 채우는 단계를 포함하는 것을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 제14항에 있어서, 상기 (b) 단계는 상기 금속 물질을 채우기 전에 상기 관통 구멍의 내벽에 절연막을 증착하는 단계를 더 포함하는 것을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 제12항에 있어서, 상기 (c) 단계는 상기 실리콘 기판의 일부에 마스크 패턴을 형성하는 단계와, 상기 마스크 패턴을 통하여 상기 실리콘 기판의 윗면을 선택적으로 식각하는 단계와, 상기 마스크 패턴을 제거하는 단계를 포함하는 것을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 제12항에 있어서, 상기 (d) 단계는 상기 캐버티 안에 접착 물질을 도포하는 단계와, 상기 집적회로 칩과 상기 캐버티의 위치를 정렬하면서 상기 캐버티 안으로 상기 집적회로 칩을 삽입하는 단계를 포함하는 것을 특징으로 하는 칩 삽입형 매개 기판의 제조 방법.
- 제12항에 있어서, 상기 (e) 단계는 상기 집적회로 칩이 삽입된 상기 실리콘 기판 상에 감광막을 도포하는 단계와, 상기 입출력 패드와 상기 관통 비아가 연결되도록 상기 감광막을 패터닝하는 단계와, 패터닝된 상기 감광막 내부에 금속 물질을 형성하는 단계와, 상기 감광막을 제거하는 단계를 포함하는 것을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 제18항에 있어서, 상기 (e) 단계는 상기 감광막을 도포하기 전에, 상기 집적회로 칩이 삽입된 상기 실리콘 기판 상에 완충보호막을 전면 도포하는 단계와, 상기 입출력 패드와 상기 관통 비아를 노출시키도록 상기 완충보호막을 패터닝하는 단계를 더 포함하는 것을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 제12항에 있어서, 상기 (f) 단계는 상기 실리콘 기판의 밑면을 계속적으로 제거하면서 상기 실리콘 기판의 두께를 얇게 가공하는 접촉식 공정 단계와, 상기 관통 비아를 상기 실리콘 기판의 밑면으로부터 돌출시키는 비접촉식 공정 단계를 포함하는 것을 특징으로 하는 칩 삽입형 매개기판의 제조 방법.
- 적층된 상부 칩 삽입형 매개기판과 하부 칩 삽입형 매개기판을 포함하는 웨이퍼 레벨 적층 구조로서,상기 상부 칩 삽입형 매개기판과 상기 하부 칩 삽입형 매개기판은 각각,제1면과 제2면을 구비하는 웨이퍼 형태의 실리콘 기판과, 상기 실리콘 기판의 제1면으로부터 소정의 깊이를 가지도록 형성되는 다수의 캐버티와, 제1면에 형성된 다수의 입출력 패드를 구비하며 각각의 상기 캐버티 안에 상기 입출력 패드가 노출되도록 삽입되는 집적회로 칩과, 상기 실리콘 기판의 제1면과 제2면을 관통하도록 형성되는 다수의 관통 비아와, 한쪽 끝은 상기 집적회로 칩의 제1면을 통하여 상기 입출력 패드에 연결되고 반대쪽 끝은 상기 실리콘 기판의 제1면을 통하여 상기 관통 비아에 연결되는 재배선 도전체를 포함하며,상기 상부 칩 삽입형 매개기판과 상기 하부 칩 삽입형 매개기판은 상기 집적회로 칩의 크기가 서로 다르며, 상기 상부 칩 삽입형 매개기판의 재배선 도전체와 상기 하부 칩 삽입형 매개기판의 관통 비아가 서로 접합되는 것을 특징으로 하는 이종 칩의 웨이퍼 레벨 적층 구조.
- 제21항에 있어서, 상기 상부 칩 삽입형 매개기판과 상기 하부 칩 삽입형 매개기판은 상기 집적회로 칩의 크기에 대응하여 상기 캐버티의 크기가 서로 다른 것을 특징으로 하는 이종 칩의 웨이퍼 레벨 적층 구조.
- 제21항에 있어서, 상기 하부 칩 삽입형 매개기판의 관통 비아는 상기 실리콘 기판의 제2면으로부터 돌출되는 것을 특징으로 하는 이종 칩의 웨이퍼 레벨 적층 구조.
- 제21항에 있어서, 상기 하부 칩 삽입형 매개기판의 아래쪽에 적층되는 수동소자 내장 기판을 더 포함하는 것을 특징으로 하는 이종 칩의 웨이퍼 레벨 적층 구조.
- 패키지 기판 위에 적층된 상부 칩 삽입형 매개기판과 하부 칩 삽입형 매개기판을 포함하는 패키지 구조로서,상기 상부 칩 삽입형 매개기판과 상기 하부 칩 삽입형 매개기판은 각각,제1면과 제2면을 구비하는 실리콘 기판과, 상기 실리콘 기판의 제1면으로부터 소정의 깊이를 가지도록 형성되는 캐버티와, 제1면에 형성된 다수의 입출력 패드를 구비하며 상기 캐버티 안에 상기 입출력 패드가 노출되도록 삽입되는 집적회로 칩과, 상기 실리콘 기판의 제1면과 제2면을 관통하도록 형성되는 다수의 관통 비아와, 한쪽 끝은 상기 집적회로 칩의 제1면을 통하여 상기 입출력 패드에 연결되고 반대쪽 끝은 상기 실리콘 기판의 제1면을 통하여 상기 관통 비아에 연결되는 재배선 도전체를 포함하며,상기 상부 칩 삽입형 매개기판과 상기 하부 칩 삽입형 매개기판은 상기 집적회로 칩의 크기가 서로 다르며, 상기 상부 칩 삽입형 매개기판의 재배선 도전체와 상기 하부 칩 삽입형 매개기판의 관통 비아가 서로 접합되고, 상기 하부 칩 삽입형 매개기판의 재배선 도전체가 상기 패키지 기판에 전기적으로 연결되는 것을 특징으로 하는 패키지 구조.
- 제25항에 있어서, 상기 패키지 기판과 상기 하부 칩 삽입형 매개기판의 사이에 개재되는 수동소자 내장 기판을 더 포함하는 것을 특징으로 하는 패키지 구조.
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KR1020050061573A KR100721353B1 (ko) | 2005-07-08 | 2005-07-08 | 칩 삽입형 매개기판의 구조와 제조 방법, 이를 이용한 이종칩의 웨이퍼 레벨 적층 구조 및 패키지 구조 |
JP2006012558A JP2007019454A (ja) | 2005-07-08 | 2006-01-20 | チップ挿入型媒介基板の構造及びその製造方法、並びにこれを用いた異種チップのウェーハレベル積層構造及びパッケージ構造 |
US11/348,670 US20070007641A1 (en) | 2005-07-08 | 2006-02-06 | Chip-embedded interposer structure and fabrication method thereof, wafer level stack structure and resultant package structure |
DE102006010085A DE102006010085A1 (de) | 2005-07-08 | 2006-02-24 | Interposerstruktur, Herstellungsverfahren, Waferlevel-Stapelstruktur und Packungsstruktur |
CNA2006100549476A CN1893053A (zh) | 2005-07-08 | 2006-02-27 | 插件结构及其制造方法、晶片级堆叠结构和封装结构 |
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KR19990025444A (ko) * | 1997-09-12 | 1999-04-06 | 구본준 | 반도체 기판과 적층형 반도체 패키지 및 그 제조방법 |
KR20010060343A (ko) * | 1999-11-17 | 2001-07-06 | 이데이 노부유끼 | 반도체 장치 및 반도체 장치 제조 방법 |
JP2001274324A (ja) | 2000-03-24 | 2001-10-05 | Hitachi Chem Co Ltd | 積層型半導体装置用半導体搭載用基板、半導体装置及び積層型半導体装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US8633579B2 (en) | 2010-08-25 | 2014-01-21 | Samsung Electronics Co., Ltd. | Multi-chip package and method of manufacturing the same |
US8884421B2 (en) | 2010-08-25 | 2014-11-11 | Samsung Electronics Co., Ltd. | Multi-chip package and method of manufacturing the same |
KR101364088B1 (ko) * | 2012-09-12 | 2014-02-20 | 전자부품연구원 | 인터포저, 그리고 이의 제조 방법 |
Also Published As
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JP2007019454A (ja) | 2007-01-25 |
CN1893053A (zh) | 2007-01-10 |
US20070007641A1 (en) | 2007-01-11 |
KR20070006327A (ko) | 2007-01-11 |
DE102006010085A1 (de) | 2007-01-25 |
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