KR100648994B1 - 씨모스 이미지 센서의 제조방법 - Google Patents
씨모스 이미지 센서의 제조방법 Download PDFInfo
- Publication number
- KR100648994B1 KR100648994B1 KR1020040105955A KR20040105955A KR100648994B1 KR 100648994 B1 KR100648994 B1 KR 100648994B1 KR 1020040105955 A KR1020040105955 A KR 1020040105955A KR 20040105955 A KR20040105955 A KR 20040105955A KR 100648994 B1 KR100648994 B1 KR 100648994B1
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- South Korea
- Prior art keywords
- forming
- color filter
- image sensor
- filter array
- pad
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- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims abstract description 13
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- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
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Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/12—Image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/12—Image sensors
- H10F39/18—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors
- H10F39/182—Colour image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F30/00—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
- H10F30/20—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/011—Manufacture or treatment of image sensors covered by group H10F39/12
- H10F39/024—Manufacture or treatment of image sensors covered by group H10F39/12 of coatings or optical elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/80—Constructional details of image sensors
- H10F39/805—Coatings
- H10F39/8053—Colour filters
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/80—Constructional details of image sensors
- H10F39/806—Optical elements or arrangements associated with the image sensors
- H10F39/8063—Microlenses
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- Solid State Image Pick-Up Elements (AREA)
Abstract
Description
Claims (5)
- 단위화소어레이부분과 패드부분으로 구분되는 반도체 기판의 패드 영역에 금속 패드를 형성하는 단계;상기 금속 패드를 포함한 반도체 기판의 전면에 보호막을 형성하고 상기 금속 패드의 표면이 소정부분 노출되도록 상기 보호막을 선택적으로 식각하는 단계;상기 반도체 기판의 전면에 제 1 캡 산화막을 형성하는 단계;상기 단위화소어레이부분의 제 1 캡 산화막상에 칼라필터어레이를 형성하는 단계;상기 칼라필터어레이상에 OCM 패턴을 형성하고 노출된 상기 제 1 캡 산화막을 선택적으로 식각하여 패드 오픈부를 형성하는 단계;상기 칼라필터어레이상에 마이크로렌즈를 형성하는 단계;상기 칼라필터어레이의 재작업시에 상기 칼라필터어레이를 제거하고, 상기 OCM 패턴을 형성한 포토 마스크와 반대의 포토 마스크를 사용하여 상기 금속 패드의 상부에 마스크층을 형성하는 단계;상기 마스크층을 마스크로 이용하여 상기 노출된 제 1 캡 산화막을 선택적으로 제거하는 단계;상기 마스크층을 제거하고 반도체 기판의 전면에 제 2 캡 산화막을 형성하고 칼라필터어레이, OCM 패턴, 패드 오픈부, 마이크로렌즈를 형성하는 단계를 포함하여 형성함을 특징으로 하는 씨모스 이미지 센서의 제조방법.
- 제 1 항에 있어서, 상기 보호막은 실리콘나이트라이드막, 산화막과 질화막이 적층된 막 중에서 어느 하나를 사용하는 것을 특징으로 하는 씨모스 이미지 센서의 제조방법.
- 제 1 항에 있어서, 상기 보호막은 7000 ~ 9000Å의 두께로 형성하는 것을 특징으로 하는 씨모스 이미지 센서의 제조방법.
- 제 1 항에 있어서, 상기 제 1, 제 2 캡 산화막은 TEOS 산화막을 사용하는 것을 특징으로 하는 씨모스 이미지 센서의 제조방법.
- 제 1 항에 있어서, 상기 제 1 캡 산화막은 400 ~ 1000Å의 두께로 형성하는 것을 특징으로 하는 씨모스 이미지 센서의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040105955A KR100648994B1 (ko) | 2004-12-15 | 2004-12-15 | 씨모스 이미지 센서의 제조방법 |
US11/302,388 US20060126005A1 (en) | 2004-12-15 | 2005-12-14 | Method for reforming color filter array of a CMOS image sensor |
CNB2005101319142A CN100492650C (zh) | 2004-12-15 | 2005-12-15 | Cmos图像传感器的滤色器阵列及其重新形成方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040105955A KR100648994B1 (ko) | 2004-12-15 | 2004-12-15 | 씨모스 이미지 센서의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060068033A KR20060068033A (ko) | 2006-06-21 |
KR100648994B1 true KR100648994B1 (ko) | 2006-11-28 |
Family
ID=36583365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040105955A Expired - Fee Related KR100648994B1 (ko) | 2004-12-15 | 2004-12-15 | 씨모스 이미지 센서의 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060126005A1 (ko) |
KR (1) | KR100648994B1 (ko) |
CN (1) | CN100492650C (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100776158B1 (ko) * | 2006-08-31 | 2007-11-15 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서 및 그 제조방법 |
KR100780246B1 (ko) * | 2006-09-26 | 2007-11-27 | 동부일렉트로닉스 주식회사 | 이미지 센서 제조방법 |
KR100853096B1 (ko) * | 2006-12-20 | 2008-08-19 | 동부일렉트로닉스 주식회사 | 이미지 센서 및 그의 제조방법 |
US20090086064A1 (en) * | 2007-09-27 | 2009-04-02 | Micron Technology, Inc. | Dynamic adaptive color filter array |
CN104538323A (zh) * | 2014-12-29 | 2015-04-22 | 上海华虹宏力半导体制造有限公司 | 引脚线的制作方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100533166B1 (ko) * | 2000-08-18 | 2005-12-02 | 매그나칩 반도체 유한회사 | 마이크로렌즈 보호용 저온산화막을 갖는 씨모스이미지센서및 그 제조방법 |
US6632700B1 (en) * | 2002-04-30 | 2003-10-14 | Taiwan Semiconductor Manufacturing Company | Method to form a color image sensor cell while protecting the bonding pad structure from damage |
-
2004
- 2004-12-15 KR KR1020040105955A patent/KR100648994B1/ko not_active Expired - Fee Related
-
2005
- 2005-12-14 US US11/302,388 patent/US20060126005A1/en not_active Abandoned
- 2005-12-15 CN CNB2005101319142A patent/CN100492650C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060126005A1 (en) | 2006-06-15 |
CN1801494A (zh) | 2006-07-12 |
KR20060068033A (ko) | 2006-06-21 |
CN100492650C (zh) | 2009-05-27 |
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