KR100718875B1 - 이미지 센서용 포토다이오드의 제조 방법 및 그 포토다이오드 - Google Patents
이미지 센서용 포토다이오드의 제조 방법 및 그 포토다이오드 Download PDFInfo
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- KR100718875B1 KR100718875B1 KR1020050015487A KR20050015487A KR100718875B1 KR 100718875 B1 KR100718875 B1 KR 100718875B1 KR 1020050015487 A KR1020050015487 A KR 1020050015487A KR 20050015487 A KR20050015487 A KR 20050015487A KR 100718875 B1 KR100718875 B1 KR 100718875B1
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 64
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 64
- 239000010703 silicon Substances 0.000 claims abstract description 64
- 239000000758 substrate Substances 0.000 claims abstract description 49
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 32
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000031700 light absorption Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 14
- 229910004613 CdTe Inorganic materials 0.000 claims abstract description 10
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 9
- 238000005530 etching Methods 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 14
- 239000013078 crystal Substances 0.000 claims description 13
- HVMJUDPAXRRVQO-UHFFFAOYSA-N copper indium Chemical compound [Cu].[In] HVMJUDPAXRRVQO-UHFFFAOYSA-N 0.000 claims description 12
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 11
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 claims description 10
- RNQKDQAVIXDKAG-UHFFFAOYSA-N aluminum gallium Chemical compound [Al].[Ga] RNQKDQAVIXDKAG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052793 cadmium Inorganic materials 0.000 claims description 6
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000003504 photosensitizing agent Substances 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 4
- 229910052802 copper Inorganic materials 0.000 claims 4
- 239000010949 copper Substances 0.000 claims 4
- 230000035945 sensitivity Effects 0.000 abstract description 9
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 abstract description 5
- 229910001218 Gallium arsenide Inorganic materials 0.000 abstract description 5
- 229910052733 gallium Inorganic materials 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 229910052738 indium Inorganic materials 0.000 abstract description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- FTWRSWRBSVXQPI-UHFFFAOYSA-N alumanylidynearsane;gallanylidynearsane Chemical compound [As]#[Al].[As]#[Ga] FTWRSWRBSVXQPI-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- UPWPDUACHOATKO-UHFFFAOYSA-K gallium trichloride Chemical compound Cl[Ga](Cl)Cl UPWPDUACHOATKO-UHFFFAOYSA-K 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/06—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by potential barriers
- H01L31/072—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by potential barriers the potential barriers being only of the PN heterojunction type
- H01L31/0749—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices characterised by potential barriers the potential barriers being only of the PN heterojunction type including a AIBIIICVI compound, e.g. CdS/CulnSe2 [CIS] heterojunction solar cells
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/115—Caps
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table
- H01L31/1808—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table including only Ge
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- H01L31/00—Semiconductor devices 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; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/184—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof the active layers comprising only AIIIBV compounds, e.g. GaAs, InP
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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
- H01L27/14643—Photodiode arrays; MOS imagers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/541—CuInSe2 material PV cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
Claims (10)
- 광을 받아들여 그 광의 강도를 측정하는데 사용되는 이미지 센서용 포토다이오드의 제조 방법에 있어서,(a)제1 도전형 실리콘 기판상에 포토 레지스트를 코팅하는 단계;(b)감광 및 식각을 통하여 상기 제1 도전형 실리콘 기판상에 소정 깊이의 홈을 형성하는 단계;(c)상기 (b)단계에서 형성된 홈에 제2 도전형 빛 흡수층을 형성하는 단계; 및(d)상기 (c)단계에서 형성된 제2 도전형 빛 흡수층을 결정성장하는 단계;를 포함하고상기 실리콘 기판과 상기 빛 흡수층의 접합은 이종접합으로 이루어지며,상기 빛 흡수층은 게르마늄(Ge), 갈륨비소(GaAs), 인화인듐(InP), 비소화알루미늄갈륨(Al0.33Ga0.67As), 카드뮴델러라이드(CdTe), 카퍼인듐셀러라이드(CuInSe2) 또는 카퍼인듐갈륨셀러라이드(CuInGaSe2) 중에서 선택된 것인 것을 특징으로 하는 이미지 센서용 포토다이오드 제조방법.
- 삭제
- 광을 받아들여 그 광의 강도를 측정하는데 사용되는 이미지 센서용 포토다이오드의 제조 방법에 있어서,(a)제1 도전형 실리콘 기판상에 제2 도전형 빛 흡수층을 형성하는 단계;(b)상기 (a)단계에서 형성된 빛 흡수층 위에 포토 레지스트를 코팅하는 단계;(c)감광 및 패턴을 형성하는 단계; 및(d)상기 (c)단계에서 패턴에서 노출된 빛 흡수층을 제거하는 단계; 및(e)상기 (d)단계에서 형성된 빛 흡수층을 결정성장하는 단계;를 포함하고상기 실리콘 기판과 상기 빛 흡수층의 접합은 이종접합으로 이루어지며,상기 빛 흡수층은 게르마늄(Ge), 갈륨비소(GaAs), 인화인듐(InP), 비소화알루미늄갈륨(Al0.33Ga0.67As), 카드뮴델러라이드(CdTe), 카퍼인듐셀러라이드(CuInSe2) 또는 카퍼인듐갈륨셀러라이드(CuInGaSe2) 중에서 선택된 것인 것을 특징으로 하는 이미지 센서용 포토다이오드 제조방법.
- 삭제
- 광을 받아들여 그 광의 강도를 측정하는데 사용되는 이미지 센서용 포토다이오드에 있어서,소정 깊이의 홈이 형성된 실리콘 기판; 및상기 홈에 결정 성장된 빛 흡수층;을 포함하고상기 실리콘 기판과 상기 빛 흡수층의 접합은 이종접합으로 이루어지며,상기 빛 흡수층은 게르마늄(Ge), 갈륨비소(GaAs), 인화인듐(InP), 비소화알루미늄갈륨(Al0.33Ga0.67As), 카드뮴델러라이드(CdTe), 카퍼인듐셀러라이드(CuInSe2) 또는 카퍼인듐갈륨셀러라이드(CuInGaSe2) 중에서 선택된 것인 것을 특징으로 하는 이미지 센서용 포토다이오드.
- 삭제
- 제5항에 있어서,상기 실리콘 기판과 빛 흡수층 상에는 에피텍셜 성장되어 형성된 실리콘층; 및상기 실리콘층상에 형성된 절연막층;을 더 포함하는 것을 특징으로 하는 이미지 센서용 포토다이오드.
- 광을 받아들여 그 광의 강도를 측정하는데 사용되는 이미지 센서용 포토다이오드에 있어서,실리콘 기판; 및상기 실리콘 기판상에 결정성장된 빛 흡수층;을 포함하고상기 실리콘 기판과 상기 빛 흡수층의 접합은 이종접합으로 이루어지며,상기 빛 흡수층은 게르마늄(Ge), 갈륨비소(GaAs), 인화인듐(InP), 비소화알루미늄갈륨(Al0.33Ga0.67As), 카드뮴델러라이드(CdTe), 카퍼인듐셀러라이드(CuInSe2) 또는 카퍼인듐갈륨셀러라이드(CuInGaSe2) 중에서 선택된 것인 것을 특징으로 하는 이미지 센서용 포토다이오드.
- 삭제
- 제8항에 있어서,상기 실리콘 기판과 빛 흡수층 상에는 에피텍셜 성장되어 형성된 실리콘층; 및상기 실리콘층상에 형성된 절연막층;을 더 포함하는 것을 특징으로 하는 이미지 센서용 포토다이오드.
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KR1020050015487A KR100718875B1 (ko) | 2005-02-24 | 2005-02-24 | 이미지 센서용 포토다이오드의 제조 방법 및 그 포토다이오드 |
PCT/KR2006/000566 WO2006090992A1 (en) | 2005-02-24 | 2006-02-20 | Method of manufacturing photodiode for image sensor and photodiode manufactured thereby |
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KR101750742B1 (ko) | 2011-10-14 | 2017-06-28 | 삼성전자주식회사 | 광검출기 구조체 |
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JPH10290023A (ja) | 1997-04-15 | 1998-10-27 | Nec Corp | 半導体光検出器 |
JPH11177122A (ja) | 1997-12-16 | 1999-07-02 | Nec Corp | 半導体光検出器及びその製造方法 |
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JP4303379B2 (ja) * | 1999-09-28 | 2009-07-29 | 京セラ株式会社 | 半導体基板の製造方法 |
US6878611B2 (en) * | 2003-01-02 | 2005-04-12 | International Business Machines Corporation | Patterned strained silicon for high performance circuits |
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JPH10290023A (ja) | 1997-04-15 | 1998-10-27 | Nec Corp | 半導体光検出器 |
JPH11177122A (ja) | 1997-12-16 | 1999-07-02 | Nec Corp | 半導体光検出器及びその製造方法 |
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