KR100307082B1 - 집적회로의연결구조체및그제조방법 - Google Patents
집적회로의연결구조체및그제조방법 Download PDFInfo
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- KR100307082B1 KR100307082B1 KR1019950701387A KR19950701387A KR100307082B1 KR 100307082 B1 KR100307082 B1 KR 100307082B1 KR 1019950701387 A KR1019950701387 A KR 1019950701387A KR 19950701387 A KR19950701387 A KR 19950701387A KR 100307082 B1 KR100307082 B1 KR 100307082B1
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Abstract
Description
Claims (36)
- 적어도 하나의 금속으로 형성된 회로 패드를 가지는 별개의 집적회로(IC)와 전기적인 접촉을 형성하기 위한 장치에 있어서, (a)하나의 지지기판; (b) 상기 기판에 의해 지지되고 그로부터 돌출하여 상기 금속으로 형성된 회로 패드의 표면에 침투하여 전기적인 접촉을 이루기 위한 적어도 하나의 패드 삽입구조체로, 상기 기판에 가까운 기저부분과 말단부에 상기 회로 패드와 접촉하기 위한 끝 부분을 가지는 적어도 하나의 패드 삽입구조체; (c)상기 패드 삽입구조체의 끝 부분에 배치된 도전물질층; 및 (d)상기 패드 삽입구조체의 끝 부분에 전기적인 도전성 통로를 제공하기 위하여 상기 도전물질층과 연결된 전도 수단을 구비하여 구성된 장치.
- 제1항에 있어서, 상기 패드 삽입구조체의 측벽이 절연물질층을 구비하는 장치.
- 제2항에 있어서, 상기 절연물질은 질화실리콘과 이산화실리콘으로 이루어지는 일군중에 선택된 어느 하나인 장치.
- 제1항에 있어서, 복수의 패드 삽입구조체가 IC상에 대응하는 복수의 회로 패드와 대응되게 정렬되어지지 기판 상에 배치된 장치.
- IC와 전기적인 접촉을 형성하기 위한 장치의 제조방법에 있어서, (a)희생 기판의 표면에 마스크층을 증착하는 단계; (b)상기 마스크층을 통해 개구 패턴을 식각하는 단계; (c)경사진 측벽을 갖는 우물 패턴을 형성하기 위하여 개구 패턴에 의해 노출된 희생 기판을 식각하는 단계; (d)각각의 우물내에 도전물질층을 증착하는 단계; (e) (d)단계에서 형성된 구조체 위에 절연물질층을 증착하는 단계; 및 (f)각각의 우물 내에 증착된 적어도 하나의 도전물질의 끝 부분을 노출시키기 위하여 희생 기판을 식각/제거하여 돌출하는 삽입구조체의 패턴을 형성하는 단계를 구비하는 제조방법.
- 제5항에 있어서, 상기 희생 기판은 실리콘인 제조방법.
- 제6항에 있어서, 실리콘은 <100> 결정방위를 갖는 제조방법.
- 제5항에 있어서, 절연물질은 이산화실리콘과 질화실리콘으로 이루어진 일군중 선택된 어느 하나인 제조방법.
- 제8항에 있어서, 상기 절연물질은 약 1.0E8 dynes/㎠의 인장 응력을 갖는 제조방법.
- 제9항에 있어서, 상기 절연물질은 마스크층을 형성하기 위하여 증착되는 제조방방법.
- 제5항에 있어서, 상기 희생기판은 (f)단계에서 완전희 제거되는 제조방법.
- 제5항에 있어서, 희생기판 상에 식각저지층을 형성하는 단계에 이어서 식각저지층 위에 반도체를 형성하는 단계와 그 다음에 (f)단계에서 식각저지층까지 희생기판을 제거하는 단계를 더 구비하는 제조방법.
- 제12항에 있어서, 식각저지층을 제거하는 단계를 더 구비하는 제조방법.
- 제13항에 있어서, 상기 반도체층 상에 IC를 제조하는 단계를 더 구비하는 제조방법.
- 제12항에 있어서, 상기 식각저지층은 에피택시얼층인 제조방법.
- 제15항에 있어서, 식각저지층은 게르마늄-붕소로 도우핑된 실리콘인 제조방법.
- 제16항에 있어서, 식각저지층은 약2.0E20 boron atoms/㎤의 붕소 불순물 농도를 갖는 제조방법.
- 제15항에 있어서, 반도체층은 에피택시얼층인 제조방법.
- 일체적인 완성된 삽입구조체를 갖는 IC의 제조방법에 있어서, (a)반도체기판 상에 식각저지층을 형성하는 단계; (b)식각저지층 위에 회로급 반도체층을 형성하는 단계; (c)회로급 반도체층의 노출된 표면에 마스크층을 증착하는 단계; (d)상기 마스크층을 통하여 개구 패턴을 식각하는 단계; (e)상기 개구 패턴 아래의 반도체기판에 경사진 측벽을 갖는 우물 패턴을 형성하는 단계; (f)각각의 우물 내에 도전물질층을 증착하는 단계; (g)(f)단계에서 형성된 구조체 위에 절연물질층을 증착하는 단계; (h)각각의 우물 내에 증착된 도전물질의 적어도 하나의 끝 부분을 노출시키기 위하여 식각저지층까지 반도체기판을 식각/제거하여 돌출한 삽입구조체의 패턴을 형성하는 단계; 및 (i)회로급 반도체층을 노출시키기 위하여 식각저지층을 제거하는 단계를 구비하는 제조방법.
- 제19항에 있어서, 반도체기판은 실리콘인 제조방법.
- 제20항에 있어서, 실리콘은 <100> 결정방위를 갖는 제조방법.
- 제18항에 있어서, 절연물질은 질화실리콘과 이산화실리콘으로 이루어진 일군에서 선택된 어느 하나인 제조방법.
- 제22항에 있어서, 절연물질은 약 1.0E8 dynes/㎠의 인장 응력을 갖는 제조방법.
- 제23항에 있어서, 상기 절연물질은 마스크층을 형성하기 위하여 증착되는 제조방법.
- 제19항에 있어서, 상기 식각저지층은 에피택시얼층인 제조방법.
- 제25항에 있어서, 상기 식각저지층은 게르마늄-붕소로 도우핑된 실리콘인 제조방법.
- 제26항에 있어서, 상기 식각저지층은 약 2.0E20 boron atoms/㎤의 붕소 불순물 농도를 갖는 제조방법.
- 제19항에 있어서, 상기 회로급 반도체층은 에피택시얼층인 제조방법.
- 제28항에 있어서, 상기 회로급 반도체층 상에 IC를 제조하는 단계를 더 구비하는 제조방법.
- 복수의 금속으로 형성된 접촉 패드를 갖는 별개의 IC를 전기적으로 활성화시키는 장치에 있어서, (a)하나의 지지기판; (b)상기 IC상의 복수의 접촉패드 중 대응되는 패드와 짝을 이루어 정렬되도록 기판에 의해 지지되면서 기판으로부터 돌출한 복수의 패드 삽입구조체로, 각각이 기판에 가까운 기저부분, 상기 대응되는 패드의 표면에 침투하여 전기적인 접촉을 이룩하기 위한 말단부의 끝 부분, 그리고 기저부분으로부터 끝 부분쪽으로 경사진 측벽을 가지는 복수개의 패드 삽입구조체; (c)상기 패드 삽입구조체의 각각 끝 부분에 배치된 도전물질층; (d)상기 패드 삽입구조체의 끝 부분에 전기적인 도전성 통로를 제공하기 위하여 각 패드 삽입 구조체의 도전물질층과 연결된 도전수단; 및 (e)복수의 패드 삽입구조체를 대응하는 복수의 접촉 패드와 밀접한 접촉을 형성하도록 밀쳐서 상호 전기적인 소통이 가능하도록 하기 위하여 지지 기판에 연결된 힘을 인가하는 수단을 구비하는 장치.
- 제30항에 있어서, 상기 IC는 복수의 IC 다이스(dice)를 갖는 웨이퍼 전체를 구비하고, 웨이퍼 전체의 각 다이(die)와 접촉시키기 위한 패드 삽입구조체를 포함하는 장치.
- 복수의 금속 접촉 패드를 갖는 IC를 장착하기 위한 장치에 있어서, (a)하나의 지지 기판; (b)상기 기판에 의해 지지되면서 상기 기판으로부터 돌출하여, 상기 IC상의 복수의 접촉패드 중 대응되는 패드와 짝을 이루어 정렬되고 본딩되는 복수의 패드 삽입구조체로, 각각의 기판에 가까운 기저부분, 대응하는 상기 접촉 패드를 침투하는 말단부의 끝 부분, 그리고 기저 부분으로부터 끝 부분쪽으로 경사진 측벽을 가지는 복수개의 패드 삽입구조체; (c)각각의 패드 삽입구조체의 끝 부분에 배치된 도전물질층; 및 (d)대응하는 접촉 패드와 전기적인 소통이 가능하도록 상기 패드 삽입구조체의 끝 부분에 전기적인 도전성 통로를 제공하기 위하여 각 패드 삽입구조체의 도전물질층과 연결된 도전 수단을 구비하여 구성된 장치.
- (a)복수의 개구 부분을 가지는 반도체기판 상에 형성된 IC; (b)상기 복수의 개구 부분의 각 개구 부분내에 배치되고 그로부터 돌출하여 개별적인 회로의 금속으로 형성된 접촉 패드의 표면에 침투하여 전기적인 접촉을 이루기 위한 복수의 패드 삽입구조체로, 각각이 기판에 가까운 기저부분과 말단부에 뾰족한 끝 부분을 가지는 복수의 패드 삽입구조체; (c)각 패드 삽입구조체의 끝 부분에 배치된 도전물질층; 및 (d)패드 삽입구조체의 끝부분과 IC의 대응하는 노우드 사이에 전기적인 도전성 통로를 제공하기 위하여 각 삽입구조의 도전물질층과 연결된 도전 수단을 구비하여 구성된 IC장치.
- 각각 제1표면 및 제2표면을 갖는 복수의 IC장치를 구비하는 전자장치는, (a)복수의 개구부분을 가지면서 반도체기판 상에 형성된 IC; (b)상기 복수의 개구 부분의 각 개구 부분내에 배치되고 상기 IC장치의 제1표면으로부터 돌출하여 개별적인 회로의 금속으로 형성된 접촉 패드의 표면에 침투하여 전기적인 접촉을 이루기 위한 복수의 패드 삽입구조체로, 각각의 기판에 가까운 기저부분과 말단부에 뾰족한 끝부분을 가지는 복수의 패드 삽입구조체; (c)상기 패드 삽입구조체의 끝 부분에 배치된 도전물질층; (d)상기 패드 삽입구조체의 끝 부분과 IC의 대응하는 노우드 사이에 전기적인 도전성 통로를 제공하기 위하여 각 패드 삽입구조체의 도전물질층과 연결된 제1도전 수단; (e)IC장치의 제2표면 상에 배치된 복수의 접촉 패드; 및 (f)접촉 패드와 이에 대응하는 IC의 노우드 사이에 전기적인 도전성 통로를 제공하기 위하여 각 접촉 패드와 연결된 제2도전 수단을 구비하고, 상기 복수의 IC장치는 하나의 IC장치의 패드 삽입구조체의 끝 부분이 인접한 IC장치의 해당 접촉 패드와 짝을 이루면서 접촉하도록 적층된 것을 특징으로 하는 전자장치.
- 제5항에 있어서, 상기 (d)단계의 도전물질을 증착하기 전에 산화막을 형성하는 단계를 더 구비하는 것을 특징으로 하는 장치의 제조방법.
- 제19항에 있어서, 상기 (f)단계의 도전물질을 증착하기 전에 산화막을 형성하는 단계를 더 구비하는 것을 특징으로 하는 장치의 제조방법.
Applications Claiming Priority (3)
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|---|---|---|---|
| US07/960588 | 1992-10-13 | ||
| US07/960,588 US5323035A (en) | 1992-10-13 | 1992-10-13 | Interconnection structure for integrated circuits and method for making same |
| PCT/US1993/009709 WO1994009513A1 (en) | 1992-10-13 | 1993-10-12 | Interconnection structure for integrated circuits and method for making same |
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| Publication Number | Publication Date |
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| KR100307082B1 true KR100307082B1 (ko) | 2001-12-17 |
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| KR1019950701387A Expired - Fee Related KR100307082B1 (ko) | 1992-10-13 | 1993-10-12 | 집적회로의연결구조체및그제조방법 |
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| Country | Link |
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| US (2) | US5323035A (ko) |
| EP (1) | EP0664925B1 (ko) |
| JP (1) | JP3699978B2 (ko) |
| KR (1) | KR100307082B1 (ko) |
| DE (1) | DE69331416T2 (ko) |
| WO (1) | WO1994009513A1 (ko) |
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| US3458778A (en) * | 1967-05-29 | 1969-07-29 | Microwave Ass | Silicon semiconductor with metal-silicide heterojunction |
| US4862243A (en) * | 1987-06-01 | 1989-08-29 | Texas Instruments Incorporated | Scalable fuse link element |
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| US2909715A (en) * | 1955-05-23 | 1959-10-20 | Texas Instruments Inc | Base contacts for transistors |
| GB1197272A (en) * | 1968-01-26 | 1970-07-01 | Ferranti Ltd | Improvements relating to Semiconductor Circuit Assemblies |
| US3984620A (en) * | 1975-06-04 | 1976-10-05 | Raytheon Company | Integrated circuit chip test and assembly package |
| US4937653A (en) * | 1988-07-21 | 1990-06-26 | American Telephone And Telegraph Company | Semiconductor integrated circuit chip-to-chip interconnection scheme |
| US5048744A (en) * | 1988-12-23 | 1991-09-17 | International Business Machines Corporation | Palladium enhanced fluxless soldering and bonding of semiconductor device contacts |
| US5358909A (en) * | 1991-02-27 | 1994-10-25 | Nippon Steel Corporation | Method of manufacturing field-emitter |
| US5177439A (en) * | 1991-08-30 | 1993-01-05 | U.S. Philips Corporation | Probe card for testing unencapsulated semiconductor devices |
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1992
- 1992-10-13 US US07/960,588 patent/US5323035A/en not_active Expired - Lifetime
-
1993
- 1993-10-12 WO PCT/US1993/009709 patent/WO1994009513A1/en active IP Right Grant
- 1993-10-12 JP JP51019794A patent/JP3699978B2/ja not_active Expired - Fee Related
- 1993-10-12 KR KR1019950701387A patent/KR100307082B1/ko not_active Expired - Fee Related
- 1993-10-12 EP EP93923359A patent/EP0664925B1/en not_active Expired - Lifetime
- 1993-10-12 DE DE69331416T patent/DE69331416T2/de not_active Expired - Fee Related
-
1994
- 1994-03-24 US US08/217,410 patent/US5453404A/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3458778A (en) * | 1967-05-29 | 1969-07-29 | Microwave Ass | Silicon semiconductor with metal-silicide heterojunction |
| US4862243A (en) * | 1987-06-01 | 1989-08-29 | Texas Instruments Incorporated | Scalable fuse link element |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3699978B2 (ja) | 2005-09-28 |
| EP0664925B1 (en) | 2002-01-02 |
| US5453404A (en) | 1995-09-26 |
| EP0664925A1 (en) | 1995-08-02 |
| DE69331416T2 (de) | 2003-04-17 |
| WO1994009513A1 (en) | 1994-04-28 |
| US5323035A (en) | 1994-06-21 |
| EP0664925A4 (en) | 1995-10-11 |
| JPH08502146A (ja) | 1996-03-05 |
| DE69331416D1 (de) | 2002-02-07 |
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