KR100806772B1 - 이미지 센서의 픽셀 및 그 제조방법 - Google Patents
이미지 센서의 픽셀 및 그 제조방법 Download PDFInfo
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- KR100806772B1 KR100806772B1 KR1020050052993A KR20050052993A KR100806772B1 KR 100806772 B1 KR100806772 B1 KR 100806772B1 KR 1020050052993 A KR1020050052993 A KR 1020050052993A KR 20050052993 A KR20050052993 A KR 20050052993A KR 100806772 B1 KR100806772 B1 KR 100806772B1
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- photodiode
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- 238000000034 method Methods 0.000 title claims description 12
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 239000004065 semiconductor Substances 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 239000012535 impurity Substances 0.000 claims description 11
- 238000005468 ion implantation Methods 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 2
- 206010034960 Photophobia Diseases 0.000 abstract description 3
- 208000013469 light sensitivity Diseases 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 description 10
- 239000002184 metal Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 239000002800 charge carrier Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
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- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- 150000004767 nitrides Chemical class 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
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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
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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
- H01L27/14601—Structural or functional details thereof
- H01L27/1463—Pixel isolation structures
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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
- H01L27/14601—Structural or functional details thereof
- H01L27/14603—Special geometry or disposition of pixel-elements, address-lines or gate-electrodes
-
- 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
- H01L27/14632—Wafer-level processed 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
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14689—MOS based technologies
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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)
Abstract
Description
Claims (12)
- 반도체 이미지 센서의 픽셀에 있어서,반도체 기판 표면 아래에 형성된 제1 포토다이오드;와상기 반도체 기판 표면 위에 융기된 형태의 제2 포토다이오드;를 포함하고상기 제2 포토다이오드는 에피택셜 성장에 의해 형성된 후 이온주입 과정을 거친 것을 특징으로 하는 이미지 센서의 픽셀.
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,상기 에피택셜 성장은 상기 제1 포토다이오드로부터 시작되는 것을 특징으로 하는 이미지 센서의 픽셀.
- 삭제
- 제1항에 있어서,상기 반도체 기판 내부는,웰(well);상기 웰(well)보다 얇은 두께의 트렌치(trench) 분리 영역;을 포함하는 것을 특징으로 하는 이미지 센서의 픽셀.
- 이미지 센서의 픽셀을 제조하는 방법에 있어서,(a) 반도체 기판 내부에 상기 기판과 반대 타입의 불순물을 이온주입 하여 제1 포토 다이오드를 형성하는 단계;(b)상기 기판 상에 소정 두께를 갖는 에피텍셜 층을 형성하는 단계;(c)상기 에피텍셜 층에 상기 기판과 반대 타입의 불순물을 이온주입 하는 단계; 및(d)상기 에피텍셜 층의 상부에 상기 기판과 같은 타입의 불순물을 이온주입 하여 제2 포토 다이오드를 형성하는 단계;를 포함함을 특징으로 하는 이미지 센서의 픽셀 제조방법.
- 제9항에 있어서,(e) 상기 제2 포토 다이오드를 제외한 나머지 영역에 상기 기판과 같은 유형의 불순물 영역을 형성하는 단계;를 더 포함하는 것을 특징으로 하는 이미지 센서의 픽셀 제조방법.
- 제 9항 또는 제10항에 있어서,상기 (b)단계는 상기 제1 포토 다이오드로부터 시작되는 것을 특징으로 하는 이미지 센서의 픽셀 제조방법.
- 제 9항 또는 제10항에 있어서,(a) 상기 반도체 기판에 상기 기판과 반대 타입의 웰(well)을 형성하는 단계;(b) 상기 웰보다 얇은 깊이의 트렌치 영역을 형성하는 단계;를 더 포함하는 것을 특징으로 하는 이미지 센서의 픽셀 제조방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050052993A KR100806772B1 (ko) | 2005-06-20 | 2005-06-20 | 이미지 센서의 픽셀 및 그 제조방법 |
PCT/KR2006/002273 WO2006137651A1 (en) | 2005-06-20 | 2006-06-14 | Image sensor pixel and method thereof |
CNA2006800222119A CN101203958A (zh) | 2005-06-20 | 2006-06-14 | 图像传感器像素及其方法 |
US11/917,979 US20100133643A1 (en) | 2005-06-20 | 2006-06-14 | Image sensor pixel and method thereof |
EP06768867A EP1900028A1 (en) | 2005-06-20 | 2006-06-14 | Image sensor pixel and method thereof |
JP2008518021A JP2008544538A (ja) | 2005-06-20 | 2006-06-14 | イメージセンサの画素及びその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050052993A KR100806772B1 (ko) | 2005-06-20 | 2005-06-20 | 이미지 센서의 픽셀 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060133247A KR20060133247A (ko) | 2006-12-26 |
KR100806772B1 true KR100806772B1 (ko) | 2008-02-27 |
Family
ID=37570636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050052993A KR100806772B1 (ko) | 2005-06-20 | 2005-06-20 | 이미지 센서의 픽셀 및 그 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20100133643A1 (ko) |
EP (1) | EP1900028A1 (ko) |
JP (1) | JP2008544538A (ko) |
KR (1) | KR100806772B1 (ko) |
CN (1) | CN101203958A (ko) |
WO (1) | WO2006137651A1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101024815B1 (ko) * | 2008-09-30 | 2011-03-24 | 주식회사 동부하이텍 | 이미지센서 및 그 제조방법 |
US8529698B2 (en) | 2008-11-11 | 2013-09-10 | Arizona Board Of Regents For And On Behalf Of Arizona State University | Ingan columnar nano-heterostructures for solar cells |
JP5552768B2 (ja) * | 2009-07-27 | 2014-07-16 | ソニー株式会社 | 固体撮像装置とその製造方法、及び電子機器 |
US9443899B1 (en) * | 2015-11-04 | 2016-09-13 | Omnivision Technologies, Inc. | BSI CMOS image sensor with improved phase detecting pixel |
DE102016208841B4 (de) * | 2016-05-23 | 2020-12-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Farbsensor mit winkelselektiven Strukturen |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000041453A (ko) * | 1998-12-22 | 2000-07-15 | 김영환 | 큰 정전용량의 포토다이오드를 갖는 이미지센서 및 그 제조방법 |
KR20000041454A (ko) * | 1998-12-22 | 2000-07-15 | 김영환 | 볼록한 형상의 포토다이오드를 갖는 이미지센서 및 그 제조방법 |
KR20020045864A (ko) * | 2000-12-11 | 2002-06-20 | 박종섭 | 이미지 센서의 포토다이오드 및 그 제조 방법 |
KR20030002877A (ko) * | 2001-06-30 | 2003-01-09 | 주식회사 하이닉스반도체 | 이미지센서 및 그 제조방법 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3782297B2 (ja) * | 2000-03-28 | 2006-06-07 | 株式会社東芝 | 固体撮像装置及びその製造方法 |
-
2005
- 2005-06-20 KR KR1020050052993A patent/KR100806772B1/ko active IP Right Grant
-
2006
- 2006-06-14 US US11/917,979 patent/US20100133643A1/en not_active Abandoned
- 2006-06-14 EP EP06768867A patent/EP1900028A1/en not_active Withdrawn
- 2006-06-14 WO PCT/KR2006/002273 patent/WO2006137651A1/en active Application Filing
- 2006-06-14 CN CNA2006800222119A patent/CN101203958A/zh active Pending
- 2006-06-14 JP JP2008518021A patent/JP2008544538A/ja not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000041453A (ko) * | 1998-12-22 | 2000-07-15 | 김영환 | 큰 정전용량의 포토다이오드를 갖는 이미지센서 및 그 제조방법 |
KR20000041454A (ko) * | 1998-12-22 | 2000-07-15 | 김영환 | 볼록한 형상의 포토다이오드를 갖는 이미지센서 및 그 제조방법 |
KR20020045864A (ko) * | 2000-12-11 | 2002-06-20 | 박종섭 | 이미지 센서의 포토다이오드 및 그 제조 방법 |
KR20030002877A (ko) * | 2001-06-30 | 2003-01-09 | 주식회사 하이닉스반도체 | 이미지센서 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
WO2006137651A1 (en) | 2006-12-28 |
KR20060133247A (ko) | 2006-12-26 |
JP2008544538A (ja) | 2008-12-04 |
US20100133643A1 (en) | 2010-06-03 |
EP1900028A1 (en) | 2008-03-19 |
CN101203958A (zh) | 2008-06-18 |
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