KR20080078384A - 마이크로렌즈 보호패턴을 갖는 촬상소자, 카메라모듈, 및그 제조방법 - Google Patents
마이크로렌즈 보호패턴을 갖는 촬상소자, 카메라모듈, 및그 제조방법 Download PDFInfo
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Abstract
Description
Claims (23)
- 반도체기판에 제공된 복수의 포토다이오드들;상기 포토다이오드들 상에 배치되고 평평한 상부표면을 갖는 절연막;상기 절연막 상에 제공되고 상기 포토다이오드들의 상부에 각각 배치된 복수의 마이크로렌즈들; 및상기 마이크로렌즈들을 덮는 보호패턴을 포함하는 촬상소자(image sensing device).
- 제 1 항에 있어서,상기 보호패턴은 평평한 상부표면을 갖는 것을 특징으로 하는 촬상소자(image sensing device).
- 제 1 항에 있어서,상기 보호패턴은 옥사이드(oxide) 계열 감광성폴리머 막 또는 나이트라이드(nitride) 계열 감광성폴리머 막인 것을 특징으로 하는 촬상소자(image sensing device).
- 제 3 항에 있어서,상기 보호패턴은 80% 내지 99.9%의 광 투과율을 갖는 것을 특징으로 하는 촬 상소자(image sensing device).
- 제 1 항에 있어서,상기 절연막 내에 제공된 복수의 칼라필터들을 더 포함하되, 상기 칼라필터들은 상기 포토다이오드들 및 상기 마이크로렌즈들 사이에 배치된 촬상소자(image sensing device).
- 제 1 항에 있어서,상기 절연막 내에 배치된 상호배선들을 더 포함하되, 상기 상호배선들은 상기 포토다이오드들을 가리지 않도록 배치되고, 상기 상호배선들은 상기 포토다이오드들에 전기적으로 접속된 촬상소자(image sensing device).
- 제 1 항에 있어서,상기 절연막은 수지막(resin layer)을 구비하는 것을 특징으로 하는 촬상소자(image sensing device).
- 투광 윈도우를 갖는 케이스;상기 케이스에 장착되며 복수의 외부단자들을 구비하는 인쇄회로기판;상기 인쇄회로기판에 장착된 반도체기판;상기 반도체기판에 제공된 복수의 포토다이오드들;상기 포토다이오드들을 갖는 상기 반도체기판을 덮는 하부 절연막;상기 하부 절연막 상에 배치되고 평평한 상부표면을 갖는 상부 절연막;상기 상부 절연막 상에 제공되고 상기 포토다이오드들의 상부에 각각 배치된 복수의 마이크로렌즈들; 및상기 마이크로렌즈들을 덮는 보호패턴을 포함하되, 상기 보호패턴은 상기 케이스 내에 배치되고, 상기 투광 윈도우는 상기 보호패턴 상에 정렬된 카메라모듈.
- 제 8 항에 있어서,상기 보호패턴은 평평한 상부표면을 갖는 것을 특징으로 하는 카메라모듈.
- 제 8 항에 있어서,상기 보호패턴은 옥사이드(oxide) 계열 감광성폴리머 막 또는 나이트라이드(nitride) 계열 감광성폴리머 막인 것을 특징으로 하는 카메라모듈.
- 제 10 항에 있어서,상기 보호패턴은 80% 내지 99.9%의 광 투과율을 갖는 것을 특징으로 하는 카메라모듈.
- 제 8 항에 있어서,상기 상부 절연막 내에 제공된 복수의 칼라필터들을 더 포함하되, 상기 칼 라필터들은 상기 포토다이오드들 및 상기 마이크로렌즈들 사이에 배치된 카메라모듈.
- 제 8 항에 있어서,상기 인쇄회로기판은본드핑거; 및상기 본드핑거 및 상기 외부단자에 접촉된 내부배선을 더 포함하는 카메라모듈.
- 제 13 항에 있어서,상기 하부 절연막 상에 배치되되, 상기 포토다이오드들을 가리지 않는 상호배선들; 및상기 하부 절연막 상에 배치되되, 상기 상호배선들과 이격된 본드패드를 더 포함하되, 상기 상호배선들은 상기 포토다이오드들에 전기적으로 접속되고, 상기 본드패드는 상기 본드핑거에 전기적으로 접속된 카메라모듈.
- 반도체기판에 복수의 포토다이오드들을 형성하고,상기 포토다이오드들 상에 평평한 상부표면을 갖는 절연막을 형성하고,상기 절연막 상에 복수의 마이크로렌즈들을 형성하되, 상기 마이크로렌즈들의 각각은 상기 포토다이오드의 상부에 정렬되고,상기 마이크로렌즈들을 덮는 보호패턴을 형성하는 것을 포함하는 촬상소자의 제조방법.
- 제 15 항에 있어서,상기 보호패턴을 형성하는 것은상기 마이크로렌즈들은 갖는 상기 반도체기판 상에 보호막을 형성하고,노광공정 및 현상공정을 이용하여 상기 보호막을 패터닝하는 것을 포함하는 촬상소자의 제조방법.
- 제 16 항에 있어서,상기 보호막은 옥사이드(oxide) 계열 감광성폴리머 막 또는 나이트라이드(nitride) 계열 감광성폴리머 막으로 형성하는 것을 특징으로 하는 촬상소자의 제조방법.
- 제 17 항에 있어서,상기 보호막은 80% 내지 99.9%의 광 투과율을 갖는 물질막으로 형성하는 것을 특징으로 하는 촬상소자의 제조방법.
- 제 15 항에 있어서,상기 보호패턴은 평평한 상부표면을 갖도록 형성하는 것을 특징으로 하는 촬 상소자의 제조방법.
- 제 15 항에 있어서,상기 절연막을 형성하는 것은상기 포토다이오드들을 갖는 상기 반도체기판 상에 하부 절연막을 형성하고,상기 하부 절연막 상에 상부 절연막을 형성하는 것을 포함하는 촬상소자의 제조방법.
- 제 20 항에 있어서,상기 하부 절연막 상에 상호배선들 및 본드패드를 형성하고,상기 상부 절연막 내에 복수의 칼라필터들을 형성하는 것을 더 포함하는 촬상소자의 제조방법.
- 제 21 항에 있어서,상기 보호패턴을 식각마스크로 이용하여 상기 본드패드가 노출될 때 까지 상기 상부 절연막을 식각하는 것을 더 포함하는 촬상소자의 제조방법.
- 제 20 항에 있어서,상기 상부 절연막을 형성하는 것은상기 하부 절연막 상에 수지막(resin layer)을 형성하는 것을 포함하는 촬상 소자의 제조방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR1020070018447A KR100881458B1 (ko) | 2007-02-23 | 2007-02-23 | 마이크로렌즈 보호패턴을 갖는 촬상소자, 카메라모듈, 및그 제조방법 |
US11/901,671 US7704779B2 (en) | 2007-02-23 | 2007-09-18 | Image sensing device having protection pattern on the microlens, camera module, and method of forming the same |
JP2008033612A JP5590696B2 (ja) | 2007-02-23 | 2008-02-14 | 撮像素子の製造方法 |
JP2014101343A JP5876104B2 (ja) | 2007-02-23 | 2014-05-15 | マイクロレンズ保護パターンを有する撮像素子、カメラモジュール |
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US9420155B2 (en) | 2012-09-13 | 2016-08-16 | Apple Inc. | Compact optic design for digital image capture devices |
US20160190353A1 (en) * | 2014-12-26 | 2016-06-30 | Xintec Inc. | Photosensitive module and method for forming the same |
US10038025B2 (en) | 2015-12-29 | 2018-07-31 | Taiwan Semiconductor Manufacturing Co., Ltd. | Via support structure under pad areas for BSI bondability improvement |
US10170511B1 (en) * | 2017-06-07 | 2019-01-01 | Visera Technologies Company Limited | Solid-state imaging devices having a microlens layer with dummy structures |
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JPH0418758A (ja) * | 1990-05-14 | 1992-01-22 | Hitachi Ltd | カラー固体撮像素子及びその製造方法 |
JPH06232379A (ja) * | 1993-02-01 | 1994-08-19 | Sharp Corp | 固体撮像素子 |
JPH06326284A (ja) * | 1993-05-12 | 1994-11-25 | Matsushita Electron Corp | カラー固体撮像装置 |
JPH10270672A (ja) * | 1997-03-25 | 1998-10-09 | Sony Corp | 固体撮像素子 |
JP2000164836A (ja) * | 1998-11-25 | 2000-06-16 | Nikon Corp | 固体撮像装置等の半導体装置の製造方法 |
KR20000041461A (ko) * | 1998-12-22 | 2000-07-15 | 김영환 | 개선된 이미지센서 제조방법 |
US6333458B1 (en) * | 1999-11-26 | 2001-12-25 | The Trustees Of Princeton University | Highly efficient multiple reflection photosensitive optoelectronic device with optical concentrator |
JP2001308300A (ja) | 2000-04-18 | 2001-11-02 | Toppan Printing Co Ltd | 固体撮像素子及びその製造方法 |
JP2002009266A (ja) * | 2000-06-23 | 2002-01-11 | Sony Corp | 固体撮像素子及びその製造方法 |
KR20020088547A (ko) * | 2001-05-18 | 2002-11-29 | 삼성전자 주식회사 | 고체촬상소자 및 그 제조방법 |
WO2003063205A2 (en) * | 2002-01-17 | 2003-07-31 | Silecs Oy | Poly(organosiloxane) materials and methods for hybrid organic-inorganic dielectrics for integrated circuit applications |
JP2005072978A (ja) * | 2003-08-25 | 2005-03-17 | Renesas Technology Corp | 固体撮像装置およびその製造方法 |
KR100505894B1 (ko) * | 2003-10-24 | 2005-08-01 | 매그나칩 반도체 유한회사 | 저온산화막의 박리현상을 개선한 시모스 이미지센서의제조방법 |
US20050224694A1 (en) * | 2004-04-08 | 2005-10-13 | Taiwan Semiconductor Manufacturing Co. Ltd. | High efficiency microlens array |
US7125738B2 (en) * | 2004-10-14 | 2006-10-24 | Powerchip Semiconductor Corp. | Method of fabricating a photosensitive structure |
KR100685875B1 (ko) | 2004-12-24 | 2007-02-23 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서 및 그 제조방법 |
WO2006073085A1 (ja) * | 2005-01-04 | 2006-07-13 | I Square Reserch Co., Ltd. | 固体撮像装置及びその製造方法 |
KR20060091518A (ko) | 2005-02-15 | 2006-08-21 | 삼성전자주식회사 | 이미지 센서 및 그 제조방법 |
KR100649031B1 (ko) * | 2005-06-27 | 2006-11-27 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서의 제조방법 |
KR100809682B1 (ko) * | 2005-07-11 | 2008-03-06 | 삼성전자주식회사 | 투명 커버가 부착되어 있는 광학 장치의 제조방법 및 이를이용한 광학 장치 모듈의 제조방법 |
KR100670477B1 (ko) * | 2005-09-08 | 2007-01-16 | 매그나칩 반도체 유한회사 | Lto 보호막을 생략할 수 있는 이미지센서 제조 방법 |
KR20070089385A (ko) | 2006-02-28 | 2007-08-31 | 삼성전자주식회사 | 안티-리플렉션 코팅처리되는 이미지 센서 및 그 제조 방법 |
KR100812078B1 (ko) * | 2006-09-26 | 2008-03-07 | 동부일렉트로닉스 주식회사 | 이미지 센서 및 그 제조방법 |
-
2007
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2008
- 2008-02-14 JP JP2008033612A patent/JP5590696B2/ja not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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US7704779B2 (en) | 2010-04-27 |
JP2008211209A (ja) | 2008-09-11 |
KR100881458B1 (ko) | 2009-02-06 |
JP5590696B2 (ja) | 2014-09-17 |
JP5876104B2 (ja) | 2016-03-02 |
US20080203508A1 (en) | 2008-08-28 |
JP2014150290A (ja) | 2014-08-21 |
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