KR100872614B1 - 칩 부품형 발광 장치 및 그것을 위한 배선 기판 - Google Patents
칩 부품형 발광 장치 및 그것을 위한 배선 기판 Download PDFInfo
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- KR100872614B1 KR100872614B1 KR1020077005449A KR20077005449A KR100872614B1 KR 100872614 B1 KR100872614 B1 KR 100872614B1 KR 1020077005449 A KR1020077005449 A KR 1020077005449A KR 20077005449 A KR20077005449 A KR 20077005449A KR 100872614 B1 KR100872614 B1 KR 100872614B1
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Abstract
Description
Claims (12)
- 발광 소자를 절연 기판의 내부에 수납·탑재한 칩 부품형 발광 장치로서,상기 절연 기판은, 수납하는 발광 소자를 탑재하는 베이스 기판과, 상기 베이스 기판의 상면에 적층 접착한 리플렉터 기판을 포함하고 있고,상기 베이스 기판은, 그 일부에 발광 소자를 내부에 탑재하는 비관통 구멍이 형성됨과 함께, 그 베이스 기판의 상단 주변부에는 상기 발광 소자를 전기적으로 접속하기 위한 배선 패턴이 형성되어 있고, 또한, 상기 비관통 구멍의 저면에는, 상기 배선 패턴을 형성하는 금속 박막보다 두께가 두꺼운 방열 도체가 형성되어 있으며,상기 리플렉터 기판은, 상기 베이스 기판에 형성된 비관통 구멍을 막지 않고, 상기 비관통 구멍보다 지름이 큰 관통 구멍이 형성되어 있고, 그 내주 표면에는 금속 박막으로 이루어지는 반사막이 형성됨과 함께, 상기 리플렉터 기판을 상기 베이스 기판의 상면에 배치했을 때, 상기 리플렉터 기판의 관통 구멍 저면에 노정(露呈)되어, 상기 베이스 기판의 비관통 구멍의 상단 주변부에 배선 패턴의 일부(발광 소자 접속 랜드)가 형성되어 있고,상기 베이스 기판과 그 상면에 적층 접착한 상기 리플렉터 기판의 단면에는, 상기 양 기판을 관통하여 복수개의 관통 구멍이 더 형성되고, 발광 소자를 탑재한 후, 상기 양 기판의 관통 구멍의 대략 중심을 따라 절단됨과 함께, 상기 관통 구멍의 내주에는, 상기 베이스 기판의 관통 구멍의 주변부에 형성된 상기 배선 패턴의 일부(발광 소자 접속 랜드)와, 각각, 전기적으로 접속된 도체층이 형성되어 있으며, 상기 발광 소자를 외부에 접속하기 위한 단자 전극을 포함하고 있는 것을 특징으로 하는 칩 부품형 발광 장치.
- 제1항에 있어서,상기 리플렉터 기판의 관통 구멍의 내주 표면, 또는 상기 베이스 기판의 비관통 구멍의 내주 표면에는 금속 박막으로 이루어지는 반사막이, 백색광에 대해 반 사 효율이 좋은, 은, 니켈, 알루미늄 중 어느 하나의 금속 박막으로 형성되어 있는 것을 특징으로 하는 칩 부품형 발광 장치.
- 삭제
- 제1항에 있어서,상기 베이스 기판과 상기 리플렉터 기판의 단자 전극에는, 상기 베이스 기판과 그 상면에 적층 접착한 상기 리플렉터 기판의 양 기판을 관통하고 있는 관통 구멍의 상기 리플렉터 기판의 상단면, 또는 상기 베이스 기판의 하단면 중 어느 한쪽이 폐쇄 부재로 폐구된 비관통 구멍이 형성되고, 발광 소자를 탑재한 후, 상기 양 기판의 비관통 구멍의 대략 중심을 따라 절단하여 단자 전극으로 하는 것을 특징으로 하는 칩 부품형 발광 장치.
- 제1항에 있어서,상기 베이스 기판의 비관통 구멍이, 하나의 비관통 구멍의 내부에 복수개의 발광 소자를 탑재하는 φ2.0~φ6.0의 비관통 구멍이 형성되어 있는 것을 특징으로 하는 칩 부품형 발광 장치.
- 제1항에 있어서,상기 베이스 기판의 상면에 적층 접착한 리플렉터 기판에 형성된 관통 구멍의 내주의 반사면이, 상기 베이스 기판의 저면보다 상단면이 넓어져 있는 테이퍼 형상(테이퍼 각도 90°~120°)인 것을 특징으로 하는 칩 부품형 발광 장치.
- 발광 소자를 절연 기판의 내부에 수납·탑재하기 위한 배선 기판으로서,수납하는 발광 소자를 탑재하는 베이스 기판과, 상기 베이스 기판의 상면에 적층 접착한 리플렉터 기판을 포함하고 있고,상기 베이스 기판은, 그 일부에 발광 소자를 내부에 탑재하는 비관통 구멍이 형성됨과 함께, 상기 베이스 기판의 상단 주변부에는 상기 발광 소자를 전기적으로 접속하기 위한 배선 패턴이 형성되어 있으며, 또한, 상기 비관통 구멍의 저면에는, 상기 배선 패턴을 형성하는 금속 박막보다 두께가 두꺼운 방열 도체가 형성되어 있고,상기 리플렉터 기판은, 상기 베이스 기판에 형성된 비관통 구멍을 막지 않고, 상기 비관통 구멍보다 지름이 큰 관통 구멍이 형성되어 있으며, 그 내주 표면에는 금속 박막으로 이루어지는 반사막이 형성됨과 함께, 상기 리플렉터 기판을 상기 베이스 기판의 상면에 배치했을 때, 상기 리플렉터 기판의 관통 구멍 저면에 노정되어, 상기 베이스 기판의 비관통 구멍의 상단 주변부에 배선 패턴의 일부(발광 소자 접속 랜드)가 형성되어 있고,상기 베이스 기판과 그 상면에 적층 접착한 상기 리플렉터 기판의 단면에는, 상기 양 기판을 관통하여 관통 구멍이 복수개 더 형성되고, 발광 소자를 탑재한 후, 상기 양 기판의 관통 구멍의 대략 중심을 따라 절단됨과 함께, 상기 관통 구멍의 내주에는, 상기 베이스 기판의 관통 구멍의 주변부에 형성된 상기 배선 패턴의 일부(발광 소자 접속 랜드)와, 각각, 전기적으로 접속된 도체층이 형성되어 있고, 상기 발광 소자를 외부에 접속하기 위한 단자 전극을 포함하고 있는 것을 특징으로 하는 배선 기판.
- 제7항에 있어서,상기 리플렉터 기판의 관통 구멍의 내주 표면, 또는 상기 베이스 기판의 비관통 구멍의 내주 표면에는 금속 박막으로 이루어지는 반사막이, 백색광에 대해 반사 효율이 좋은, 은, 니켈, 알루미늄 중 어느 하나의 금속 박막으로 형성되어 있는 것을 특징으로 하는 배선 기판.
- 삭제
- 제7항에 있어서,상기 단자 전극에는, 상기 베이스 기판과 그 상면에 적층 접착한 상기 리플렉터 기판의 양 기판을 관통하고 있는 관통 구멍의 상기 리플렉터 기판의 상단면, 또는 상기 베이스 기판의 하단면 중 어느 한쪽이 폐쇄 부재로 폐구된 비관통 구멍이 형성되고, 발광 소자를 탑재한 후, 상기 양 기판의 비관통 구멍의 대략 중심을 따라 절단하여 단자 전극으로 하는 것을 특징으로 하는 배선 기판.
- 제7항에 있어서,상기 베이스 기판의 비관통 구멍이, 하나의 비관통 구멍의 내부에 복수개의 발광 소자를 탑재하는 φ2.0~φ6.0의 비관통 구멍이 형성되어 있는 것을 특징으로 하는 배선 기판.
- 제7항에 있어서,상기 베이스 기판의 상면에 적층 접착한 리플렉터 기판에 형성된 관통 구멍의 내주의 반사면이, 상기 베이스 기판의 저면보다 상단면이 넓어져 있는 테이퍼 형상(테이퍼 각도 90°~120°)인 것을 특징으로 하는 배선 기판.
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US20090014732A1 (en) | 2009-01-15 |
US7777238B2 (en) | 2010-08-17 |
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