CN102110694B - Cmos图像传感器的制造方法及其器件结构 - Google Patents
Cmos图像传感器的制造方法及其器件结构 Download PDFInfo
- Publication number
- CN102110694B CN102110694B CN200910247497.6A CN200910247497A CN102110694B CN 102110694 B CN102110694 B CN 102110694B CN 200910247497 A CN200910247497 A CN 200910247497A CN 102110694 B CN102110694 B CN 102110694B
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- oxide layer
- thickness
- gate oxide
- image sensor
- transistor
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 230000000295 complement effect Effects 0.000 title abstract description 3
- 239000000758 substrate Substances 0.000 claims abstract description 43
- 239000002019 doping agent Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 32
- 230000005684 electric field Effects 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 70
- 238000002513 implantation Methods 0.000 description 7
- 238000002955 isolation Methods 0.000 description 7
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 238000001259 photo etching Methods 0.000 description 3
- 238000004151 rapid thermal annealing Methods 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
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
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14689—MOS based technologies
-
- 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
- H01L27/14609—Pixel-elements with integrated switching, control, storage or amplification elements
- H01L27/14612—Pixel-elements with integrated switching, control, storage or amplification elements involving a transistor
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42364—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the insulating layer, e.g. thickness or uniformity
- H01L29/42368—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the insulating layer, e.g. thickness or uniformity the thickness being non-uniform
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Electromagnetism (AREA)
- Ceramic Engineering (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200910247497.6A CN102110694B (zh) | 2009-12-29 | 2009-12-29 | Cmos图像传感器的制造方法及其器件结构 |
US12/979,258 US8383445B2 (en) | 2009-12-29 | 2010-12-27 | Method and device for CMOS image sensing with multiple gate oxide thicknesses |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200910247497.6A CN102110694B (zh) | 2009-12-29 | 2009-12-29 | Cmos图像传感器的制造方法及其器件结构 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102110694A CN102110694A (zh) | 2011-06-29 |
CN102110694B true CN102110694B (zh) | 2013-03-27 |
Family
ID=44174801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910247497.6A Active CN102110694B (zh) | 2009-12-29 | 2009-12-29 | Cmos图像传感器的制造方法及其器件结构 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8383445B2 (zh) |
CN (1) | CN102110694B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102110694B (zh) * | 2009-12-29 | 2013-03-27 | 中芯国际集成电路制造(上海)有限公司 | Cmos图像传感器的制造方法及其器件结构 |
KR101883010B1 (ko) * | 2012-08-06 | 2018-07-30 | 매그나칩 반도체 유한회사 | 반도체 소자 및 그 소자의 제조 방법 |
US9917168B2 (en) * | 2013-06-27 | 2018-03-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Metal oxide semiconductor field effect transistor having variable thickness gate dielectric |
US10714486B2 (en) | 2018-09-13 | 2020-07-14 | Sandisk Technologies Llc | Static random access memory cell employing n-doped PFET gate electrodes and methods of manufacturing the same |
US10964738B2 (en) * | 2018-10-02 | 2021-03-30 | Omnivision Technologies, Inc. | Image sensor having a source follower transistor with a multi-thickness gate dielectric |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1540723A (zh) * | 2003-10-30 | 2004-10-27 | 上海集成电路研发中心有限公司 | 一种半导体器件含氮双栅氧化硅层的制备方法 |
CN1855537A (zh) * | 2005-04-29 | 2006-11-01 | 崇贸科技股份有限公司 | 具隔离结构的金属氧化物半导体场效晶体管及其制作方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6161457A (ja) * | 1984-09-01 | 1986-03-29 | Canon Inc | 光センサおよびその製造方法 |
US5789774A (en) * | 1996-03-01 | 1998-08-04 | Foveonics, Inc. | Active pixel sensor cell that minimizes leakage current |
US5942775A (en) * | 1997-04-30 | 1999-08-24 | Lucent Technologies Inc. | Photosensing device with improved spectral response and low thermal leakage |
JP3554483B2 (ja) * | 1998-04-22 | 2004-08-18 | シャープ株式会社 | Cmos型固体撮像装置 |
US6177293B1 (en) * | 1999-05-20 | 2001-01-23 | Tower Semiconductor Ltd. | Method and structure for minimizing white spots in CMOS image sensors |
US6617174B2 (en) * | 1999-06-08 | 2003-09-09 | Tower Semiconductor Ltd. | Fieldless CMOS image sensor |
US6306678B1 (en) * | 1999-12-20 | 2001-10-23 | Taiwan Semiconductor Manufacturing Company | Process for fabricating a high quality CMOS image sensor |
US7265397B1 (en) * | 2000-08-30 | 2007-09-04 | Sarnoff Corporation | CCD imager constructed with CMOS fabrication techniques and back illuminated imager with improved light capture |
JP3759435B2 (ja) * | 2001-07-11 | 2006-03-22 | ソニー株式会社 | X−yアドレス型固体撮像素子 |
US6495391B1 (en) * | 2002-02-05 | 2002-12-17 | Taiwan Semiconductor Manufacturing Company | Invention for reducing dark current of CMOS image sensor with new structure |
US6852565B1 (en) * | 2003-07-10 | 2005-02-08 | Galaxcore, Inc. | CMOS image sensor with substrate noise barrier |
US7164161B2 (en) * | 2003-11-18 | 2007-01-16 | Micron Technology, Inc. | Method of formation of dual gate structure for imagers |
CN100395883C (zh) * | 2005-06-28 | 2008-06-18 | 中芯国际集成电路制造(上海)有限公司 | 利用独立的源极形成的cmos图像传感器件和方法 |
US7544533B2 (en) * | 2006-01-09 | 2009-06-09 | Aptina Imaging Corporation | Method and apparatus for providing an integrated circuit having p and n doped gates |
CN101399223B (zh) | 2007-09-26 | 2010-09-29 | 中芯国际集成电路制造(上海)有限公司 | Cmos图像传感器及其形成方法 |
KR101009395B1 (ko) * | 2008-08-06 | 2011-01-19 | 주식회사 동부하이텍 | 이미지 센서의 트랜지스터 및 그 제조 방법 |
CN102110694B (zh) * | 2009-12-29 | 2013-03-27 | 中芯国际集成电路制造(上海)有限公司 | Cmos图像传感器的制造方法及其器件结构 |
-
2009
- 2009-12-29 CN CN200910247497.6A patent/CN102110694B/zh active Active
-
2010
- 2010-12-27 US US12/979,258 patent/US8383445B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1540723A (zh) * | 2003-10-30 | 2004-10-27 | 上海集成电路研发中心有限公司 | 一种半导体器件含氮双栅氧化硅层的制备方法 |
CN1855537A (zh) * | 2005-04-29 | 2006-11-01 | 崇贸科技股份有限公司 | 具隔离结构的金属氧化物半导体场效晶体管及其制作方法 |
Also Published As
Publication number | Publication date |
---|---|
US8383445B2 (en) | 2013-02-26 |
CN102110694A (zh) | 2011-06-29 |
US20110204425A1 (en) | 2011-08-25 |
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ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20121114 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20121114 Address after: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant after: Semiconductor Manufacturing International (Shanghai) Corporation Applicant after: Semiconductor Manufacturing International (Beijing) Corporation Address before: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant before: Semiconductor Manufacturing International (Shanghai) Corporation |
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C14 | Grant of patent or utility model | ||
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