KR100674925B1 - 허니콤 구조의 능동 픽셀 센서 - Google Patents
허니콤 구조의 능동 픽셀 센서 Download PDFInfo
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Abstract
Description
포토 다이오드 면적 (um^2) | 정사각형 포토 다이오드 픽셀 피치 | 정육각형 포토 다이오드 픽셀 피치 | 정육각형 한변의 길이 |
31.4 | 5.6 | 3.0 | 3.5 |
16 | 4 | 2.1 | 2.5 |
14.4 | 3.8 | 2.0 | 2.4 |
7.8 | 2.8 | 1.5 | 1.7 |
Claims (16)
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- 허니콤 구조의 포토 다이오드를 갖는 능동 픽셀 센서에 있어서,육각형 구조의 상기 포토 다이오드 위에 색 필터를 놓되,제2행의 하나의 포토 다이오드 위에 제1 색 필터를 놓고,상기 제2행의 제1 색 필터와 인접한 제1행의 포토 다이오드들 위에 제2 색 필터와 제3 색 필터를 놓고,상기 제2행의 제1 색 필터 좌우의 포토 다이오드들 위에 제3 색 필터와 제2 색 필터를 놓고,상기 제2행의 제1 색 필터와 인접한 제3행의 포토 다이오드들 위에 제2 색 필터와 제3 색 필터를 놓는 것을 특징으로 하는 능동 픽셀 센서.
- 제7항에 있어서, 상기 능동 픽셀 센서는상기 색 필터들 위에 상기 육각형의 포토 다이오드를 덮는 마이크로 렌즈들을 더 구비하는 것을 특징으로 하는 능동 픽셀 센서.
- 제7항에 있어서,상기 제1 색 필터는 청색 필터이고, 상기 제2 색 필터는 적색 필터이고, 상기 제3 색 필터는 녹색 필터인 것을 특징으로 하는 능동 픽셀 센서.
- 제7항에 있어서, 상기 능동 픽셀 센서는각 행들 마다 제1 색 필터, 제2 색 필터, 그리고 제3 색 필터가 균일하게 배치되는 것을 특징으로 하는 능동 픽셀 센서.
- 제7항에 있어서, 상기 능동 픽셀 센서는3개의 픽셀들로 구성된 단위 픽셀들이 행들과 영들로 배치되고,상기 단위 픽셀 각각은3개의 상기 육각형 구조의 포토 다이오드들;상기 3개의 픽셀들에 공유되는 플로팅 디퓨젼;상기 포토 다이오드들 각각과 상기 플로팅 디퓨젼 사이에 배치되는 제1 내지 제3 전송 트랜지스터들; 및상기 플로팅 디퓨젼과 연결되는 리셋 트랜지스터, 선택 트랜지스터 및 증폭 트랜지스터를 구비하는 것을 특징으로 하는 능동 픽셀 센서.
- 능동 픽셀 센서에 있어서,3개의 픽셀들로 구성된 단위 픽셀들이 행들과 영들로 배치되고,상기 단위 픽셀 각각은3개의 육각형 구조의 포토 다이오드들;상기 3개의 픽셀들에 공유되는 플로팅 디퓨젼;상기 포토 다이오드들 각각과 상기 플로팅 디퓨젼 사이에 배치되는 제1 내지 제3 전송 트랜지스터들; 및상기 플로팅 디퓨젼과 연결되는 리셋 트랜지스터, 선택 트랜지스터 및 증폭 트랜지스터를 구비하고,상기 제1 단위 픽셀은제1 플로팅 디퓨젼의 상단 좌우에 제1 픽셀의 상기 포토 다이오드와 제2 픽셀의 상기 포토 다이오드가 인접하게 배열되고, 상기 제1 플로팅 디퓨젼의 하단에 제3 픽셀의 상기 포토 다이오드가 배열되고,상기 제2 단위 픽셀은제2 플로팅 디퓨젼의 상단에 제4 픽셀의 상기 포토 다이오드가 배열되고, 상기 제2 플로팅 디퓨젼의 하단 좌우에 제5 픽셀의 포토 다이오드와 제6 픽셀의 포토 다이오드가 인접하게 배열되고, 상기 제1 단위 픽셀과 상기 제2 단위 픽셀이 인접하게 배치되어 허니콤 구조를 이루며상기 제1 픽셀 - 상기 제2 픽셀- 상기 제3 픽셀 - 상기 제4 픽셀 - 상기 제5 픽셀 - 상기 제6 픽셀 순으로 독출되는 것을 특징으로 하는 능동 픽셀 센서.
- 제12항에 있어서, 상기 능동 픽셀 센서는제2행의 하나의 상기 포토 다이오드 위에 제1 색 필터를 놓고,상기 제2행의 제1 색 필터와 인접한 제1행의 상기 포토 다이오드들 위에 제2 색 필터와 제3 색 필터를 놓고,상기 제2행의 제1 색 필터 좌우의 상기 포토 다이오드들 위에 제3 색 필터와 제2 색 필터를 놓고,상기 제2행의 제1 색 필터와 인접한 제3행의 상기 포토 다이오드들 위에 제2 색 필터와 제3 색 필터를 놓는 것을 특징으로 하는 능동 픽셀 센서.
- 제13항에 있어서, 상기 능동 픽셀 센서는상기 색 필터들 위에 상기 육각형의 포토 다이오드를 덮는 마이크로 렌즈들을 더 구비하는 것을 특징으로 하는 능동 픽셀 센서.
- 제13항에 있어서,상기 제1 색 필터는 청색 필터이고, 상기 제2 색 필터는 적색 필터이고, 상기 제3 색 필터는 녹색 필터인 것을 특징으로 하는 능동 픽셀 센서.
- 제13항에 있어서, 상기 능동 픽셀 센서는각 행들 마다 상기 제1 색 필터, 상기 제2 색 필터, 그리고 상기 제3 색 필터가 균일하게 배치되는 것을 특징으로 하는 능동 픽셀 센서.
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KR1020040102363A KR100674925B1 (ko) | 2004-12-07 | 2004-12-07 | 허니콤 구조의 능동 픽셀 센서 |
US11/193,917 US7382010B2 (en) | 2004-12-07 | 2005-07-29 | Active pixel sensor having honeycomb structure |
JP2005352401A JP5215526B2 (ja) | 2004-12-07 | 2005-12-06 | ハニカム構造の能動ピクセルセンサ |
JP2013005490A JP5685608B2 (ja) | 2004-12-07 | 2013-01-16 | ハニカム構造の能動ピクセルセンサ |
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KR100674925B1 true KR100674925B1 (ko) | 2007-01-26 |
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US7382010B2 (en) | 2008-06-03 |
JP5685608B2 (ja) | 2015-03-18 |
JP2013110431A (ja) | 2013-06-06 |
JP2006165567A (ja) | 2006-06-22 |
US20060118837A1 (en) | 2006-06-08 |
JP5215526B2 (ja) | 2013-06-19 |
KR20060063244A (ko) | 2006-06-12 |
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