KR100335717B1 - 고용량 메모리 카드 - Google Patents
고용량 메모리 카드 Download PDFInfo
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- KR100335717B1 KR100335717B1 KR1020000007759A KR20000007759A KR100335717B1 KR 100335717 B1 KR100335717 B1 KR 100335717B1 KR 1020000007759 A KR1020000007759 A KR 1020000007759A KR 20000007759 A KR20000007759 A KR 20000007759A KR 100335717 B1 KR100335717 B1 KR 100335717B1
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Abstract
Description
Claims (13)
- 외부 시스템에 기계적으로 접촉하여 전기 접속 경로를 제공하기 위한 복수개의 외부 접촉 패드들이 형성된 메모리 카드에 있어서,상기 메모리 카드의 외형을 형성하며, 2개의 패키지를 마주 보도록 결합하기 위한 베이스 카드와;상기 외부 접촉 패드들이 형성되고 상기 메모리 카드의 외부로 노출되는 제1 면과, 상기 외부 접촉 패드들과 전기적으로 연결된 제1 접속 패드들이 형성되고 상기 베이스 카드에 물리적으로 결합되는 제2 면을 구비한 제1 기판과; 상기 제2 면에 탑재되어 전기적으로 연결되는 2개 이상의 메모리 칩을 포함하는 제1 패키지; 및상기 메모리 카드의 외부로 노출되는 제3 면과, 제2 접속 패드들이 형성되고 상기 베이스 카드에 물리적으로 결합되는 제4 면을 구비한 제2 기판과; 상기 제4 면에 탑재되어 전기적으로 연결되는 2개 이상의 메모리 칩을 포함하는 제2 패키지를 포함하고,상기 베이스 카드는 연결수단을 구비하며, 상기 제1 접속 패드들과 상기 제2 접속 패드들은 각각 상기 연결수단에 전기적으로 연결되는 것을 특징으로 하는 메모리 카드.
- 제 1 항에 있어서, 상기 제1 패키지의 제2 면과 상기 제2 패키지의 제4 면에는 각각 상기 메모리 칩을 보호하기 위한 봉입재가 형성되는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 베이스 카드의 상기 연결수단은 상기 베이스 카드의 표면을 따라 형성된 금속 패턴인 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 베이스 카드의 상기 연결수단은 상기 베이스 카드에 형성된 관통 구멍에 전기 전도성 물질이 도금되거나 채워져 있는 매개 구멍인 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 각각의 패키지와 상기 베이스 카드 사이에는 접착 시트 또는 액상 접착제가 개재되어 상기 각각의 패키지와 상기 베이스 카드의 물리적 결합을 매개하는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 베이스 카드의 상기 연결수단과 상기 패키지 사이에는 이방성 전도막이 개재되어 상기 각각의 패키지와 상기 베이스 카드의 물리적 결합 및 전기적 연결을 매개하는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 메모리 칩은 상기 각각의 기판에 계단식으로 적층되는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 메모리 칩은 상기 각각의 기판에 수평으로 배치되는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 메모리 칩은 비휘발성 메모리 칩인 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 제1 패키지는 컨트롤러 칩을 더 포함하는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 제1 기판과 상기 제2 기판은 인쇄 회로 기판 또는 배선 테이프인 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 제1 기판과 상기 제2 기판은 서로 대칭형의 접속 패드를 가지는 것을 특징으로 하는 메모리 카드.
- 제 1 항 또는 제 2 항에 있어서, 상기 메모리 칩은 칩 패드와 대칭인 더미 패드를 포함하는 것을 특징으로 하는 메모리 카드.
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KR1020000007759A KR100335717B1 (ko) | 2000-02-18 | 2000-02-18 | 고용량 메모리 카드 |
US09/785,810 US6552423B2 (en) | 2000-02-18 | 2001-02-15 | Higher-density memory card |
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KR1020000007759A KR100335717B1 (ko) | 2000-02-18 | 2000-02-18 | 고용량 메모리 카드 |
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US20010015485A1 (en) | 2001-08-23 |
US6552423B2 (en) | 2003-04-22 |
KR20010081699A (ko) | 2001-08-29 |
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