KR20090032240A - 이미지센서 및 그 제조방법 - Google Patents
이미지센서 및 그 제조방법 Download PDFInfo
- Publication number
- KR20090032240A KR20090032240A KR1020070097282A KR20070097282A KR20090032240A KR 20090032240 A KR20090032240 A KR 20090032240A KR 1020070097282 A KR1020070097282 A KR 1020070097282A KR 20070097282 A KR20070097282 A KR 20070097282A KR 20090032240 A KR20090032240 A KR 20090032240A
- Authority
- KR
- South Korea
- Prior art keywords
- region
- pixel array
- image sensor
- isolation region
- photodiode
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 title claims description 11
- 238000002955 isolation Methods 0.000 claims abstract description 52
- 239000000758 substrate Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002093 peripheral effect Effects 0.000 abstract description 7
- 150000002500 ions Chemical class 0.000 description 10
- 238000005468 ion implantation Methods 0.000 description 7
- 230000000295 complement effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1463—Pixel isolation structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14643—Photodiode arrays; MOS imagers
- H01L27/14645—Colour imagers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Abstract
Description
Claims (6)
- 포토다이오드를 포함하는 픽셀어레이;로직회로를 포함하는 페리영역; 및상기 픽셀어레와 상기 페리영역의 사이 및 상기 페리영역의 하측에 연결되어 형성되어 상기 픽셀어레와 상기 페리영역의 전기적인 격리를 위한 격리영역;을 포함하는 것을 특징으로 하는 이미지센서.
- 제1 항에 있어서,상기 격리영역은,상기 페리영역 하측 및 상기 픽셀어레이와 상기 페리영역 사이에 연결되어 형성된 제1 격리영역; 및상기 픽셀어레이와 상기 페리영역 사이의 상기 제1 격리영역의 일부 상측에 형성된 제2 격리영역;을 포함하는 것을 특징으로 하는 이미지센서.
- 제2 항에 있어서,상기 픽셀어레이는,기판에 형성된 레드포토다이오드;상기 기판상에 형성된 제1 에피층;상기 제1 에피층에 형성된 제1 플러그; 및상기 제1 에피층 상부에 형성된 그린포토다이오드;를 포함하고,상기 제1 격리영역은,상기 레드포토다이오드, 제1 플러그 또는 그린포토다이오드 중 어느 하나 이상과 전기적인 성질이 같은 것을 특징으로 하는 이미지센서.
- 포토다이오드를 포함하는 픽셀어레이를 형성하는 단계;상기 픽셀어레이 일측에 상기 픽셀어레이와의 전기적인 격리를 위한 제1 격리영역을 형성하는 단계;상기 제1 격리영역의 일부 상측에 제2 격리영역을 형성하는 단계; 및상기 제1 격리영역 다른 상측에 로직회로를 포함하는 페리영역을 형성하는 단계;를 포함하는 것을 특징으로 하는 이미지센서의 제조방법.
- 제4 항에 있어서,상기 제1 격리영역은상기 포토다이오드를 형성하는 공정과 함께 진행되는 것을 특징으로 하는 이미지센서의 제조방법.
- 제5 항에 있어서,상기 제1 격리영역은상기 포토다이오드를 형성하는 공정 중 레드포토다이오드 형성공정, 제1 플 러그 형성공정 또는 그린포토다이오드 형성공정 중 어느 하나 이상의 공정과 함께 진행되는 것을 특징으로 하는 이미지센서의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070097282A KR100894389B1 (ko) | 2007-09-27 | 2007-09-27 | 이미지센서 및 그 제조방법 |
US12/204,668 US7981717B2 (en) | 2007-09-27 | 2008-09-04 | Image sensor and method of manufacturing the same |
CN2008101683039A CN101399280B (zh) | 2007-09-27 | 2008-09-26 | 图像传感器及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070097282A KR100894389B1 (ko) | 2007-09-27 | 2007-09-27 | 이미지센서 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090032240A true KR20090032240A (ko) | 2009-04-01 |
KR100894389B1 KR100894389B1 (ko) | 2009-04-20 |
Family
ID=40507173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070097282A KR100894389B1 (ko) | 2007-09-27 | 2007-09-27 | 이미지센서 및 그 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7981717B2 (ko) |
KR (1) | KR100894389B1 (ko) |
CN (1) | CN101399280B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD888695S1 (en) | 2017-09-01 | 2020-06-30 | Samsung Electronics Co., Ltd. | Television receiver |
Families Citing this family (2)
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KR101461633B1 (ko) * | 2008-12-26 | 2014-11-13 | 삼성전자주식회사 | 이미지 센서 및 그의 제조방법 |
KR102374110B1 (ko) | 2014-08-22 | 2022-03-14 | 삼성전자주식회사 | 쉴딩 구조를 갖는 이미지 센서 |
Family Cites Families (5)
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KR100465606B1 (ko) * | 1998-06-30 | 2005-04-06 | 주식회사 하이닉스반도체 | 반도체소자의 삼중웰 제조방법 |
JP2001274264A (ja) * | 2000-03-24 | 2001-10-05 | Mitsubishi Electric Corp | 半導体装置及びその製造方法 |
KR20040004810A (ko) * | 2002-07-05 | 2004-01-16 | 주식회사 하이닉스반도체 | 반도체 소자의 삼중웰 및 그의 형성방법 |
US7154136B2 (en) | 2004-02-20 | 2006-12-26 | Micron Technology, Inc. | Isolation structures for preventing photons and carriers from reaching active areas and methods of formation |
KR100660348B1 (ko) * | 2005-12-28 | 2006-12-22 | 동부일렉트로닉스 주식회사 | Cmos 이미지 센서의 제조방법 |
-
2007
- 2007-09-27 KR KR1020070097282A patent/KR100894389B1/ko active IP Right Grant
-
2008
- 2008-09-04 US US12/204,668 patent/US7981717B2/en active Active
- 2008-09-26 CN CN2008101683039A patent/CN101399280B/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD888695S1 (en) | 2017-09-01 | 2020-06-30 | Samsung Electronics Co., Ltd. | Television receiver |
USD892095S1 (en) | 2017-09-01 | 2020-08-04 | Samsung Electronics Co., Ltd. | Television receiver |
Also Published As
Publication number | Publication date |
---|---|
US7981717B2 (en) | 2011-07-19 |
KR100894389B1 (ko) | 2009-04-20 |
CN101399280B (zh) | 2011-01-19 |
US20090085078A1 (en) | 2009-04-02 |
CN101399280A (zh) | 2009-04-01 |
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