KR100673567B1 - 반도체 수광소자 - Google Patents
반도체 수광소자 Download PDFInfo
- Publication number
- KR100673567B1 KR100673567B1 KR1020000011745A KR20000011745A KR100673567B1 KR 100673567 B1 KR100673567 B1 KR 100673567B1 KR 1020000011745 A KR1020000011745 A KR 1020000011745A KR 20000011745 A KR20000011745 A KR 20000011745A KR 100673567 B1 KR100673567 B1 KR 100673567B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- ohmic electrode
- light receiving
- semiconductor light
- substrate
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 50
- 238000009792 diffusion process Methods 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000031700 light absorption Effects 0.000 claims description 7
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 10
- 230000006866 deterioration Effects 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 31
- 239000000463 material Substances 0.000 description 8
- 239000010931 gold Substances 0.000 description 5
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002109 crystal growth method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- H01L31/08—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 in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—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 in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
-
- 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
- H01L31/08—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 in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—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 in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
- H01L31/101—Devices sensitive to infrared, visible or ultraviolet radiation
- H01L31/102—Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier
- H01L31/103—Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier the potential barrier being of the PN homojunction type
- H01L31/1035—Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier the potential barrier being of the PN homojunction type the devices comprising active layers formed only by AIIIBV compounds
-
- 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
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02E10/548—Amorphous silicon PV cells
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Light Receiving Elements (AREA)
Abstract
Description
Claims (5)
- 제 1 도전형의 기판의 제 1 주표면에, 제 1 도전형의 광흡수층 및 제 1 도전형의 윈도우층이 순차적으로 형성되어 있고, 상기 윈도우층의 일부영역에, 상기 윈도우층과 상기 광흡수층의 경계에 이르는 제 2 도전형의 확산영역을 구비하며, 해당 확산영역의 주위의 윈도우층의 상측에 차폐막 적층체를 구비하고, 상기 차폐막 적층체는, 차광금속막과 절연막을 적층하여 구성되어 있으며, 상기 차광금속막은, 상기 차폐막 적층체에 포함되고, 오믹전극을 통해 상기 윈도우층과 전기적으로 접속되어 있는 반도체 수광소자에 있어서,상기 오믹전극이, 상기 윈도우층에 접촉하며 상기 확산영역을 둘러싸도록 설치되어 있는 것을 특징으로 하는 반도체 수광소자.
- 제 1항에 있어서,상기 기판을 인듐-인계 기판으로 한 것을 특징으로 하는 반도체 수광소자.
- 제 1항에 있어서,상기 오믹전극 및 상기 차광금속막 사이를 전기적으로 접속하여 이루어진 접속전극을 더 구비한 것을 특징으로 하는 반도체 수광소자.
- 제 3항에 있어서,상기 확산영역 상에 이 확산영역에 접촉된 제 1 주전극을 구비하고,상기 접속전극 및 상기 제 1 주전극이 동일한 도전성 재료로 형성되어 있는 것을 특징으로 하는 반도체 수광소자.
- 제 1항에 있어서,상기 오믹전극이, 상기 기판의 엣지 부근영역에 해당 기판의 외주부를 따라 설치되어 있는 것을 특징으로 하는 반도체 수광소자.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23966199A JP4450454B2 (ja) | 1999-08-26 | 1999-08-26 | 半導体受光素子 |
JP11-239661 | 1999-08-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010020654A KR20010020654A (ko) | 2001-03-15 |
KR100673567B1 true KR100673567B1 (ko) | 2007-01-24 |
Family
ID=17048030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000011745A KR100673567B1 (ko) | 1999-08-26 | 2000-03-09 | 반도체 수광소자 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6303968B1 (ko) |
EP (1) | EP1079440A3 (ko) |
JP (1) | JP4450454B2 (ko) |
KR (1) | KR100673567B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112563346B (zh) * | 2020-12-09 | 2022-09-09 | 武汉光谷信息光电子创新中心有限公司 | 一种电极结构 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6195580A (ja) * | 1984-10-17 | 1986-05-14 | Hitachi Ltd | 受光素子およびこの受光素子を内臓した光電子装置 |
JPS622673A (ja) * | 1985-06-28 | 1987-01-08 | Mitsubishi Electric Corp | 半導体受光装置 |
JPH0360159A (ja) * | 1989-07-28 | 1991-03-15 | Nec Corp | 固体撮像素子 |
JPH03220782A (ja) * | 1990-01-25 | 1991-09-27 | Mitsubishi Electric Corp | 半導体受光装置 |
US5034068A (en) * | 1990-02-23 | 1991-07-23 | Spectrolab, Inc. | Photovoltaic cell having structurally supporting open conductive back electrode structure, and method of fabricating the cell |
JPH04111478A (ja) * | 1990-08-31 | 1992-04-13 | Sumitomo Electric Ind Ltd | 受光素子 |
JP2621767B2 (ja) * | 1993-07-30 | 1997-06-18 | 日本電気株式会社 | 固体撮像素子 |
JP2658873B2 (ja) * | 1994-05-30 | 1997-09-30 | 日本電気株式会社 | 光電変換素子 |
JP2968440B2 (ja) | 1994-06-27 | 1999-10-25 | 沖電気工業株式会社 | 半導体受光素子 |
US5736756A (en) * | 1994-09-29 | 1998-04-07 | Sony Corporation | Solid-state image sensing device with lght shielding film |
US5866936A (en) * | 1997-04-01 | 1999-02-02 | Hewlett-Packard Company | Mesa-structure avalanche photodiode having a buried epitaxial junction |
-
1999
- 1999-08-26 JP JP23966199A patent/JP4450454B2/ja not_active Expired - Lifetime
-
2000
- 2000-01-24 US US09/490,327 patent/US6303968B1/en not_active Expired - Lifetime
- 2000-03-09 KR KR1020000011745A patent/KR100673567B1/ko active IP Right Grant
- 2000-03-09 EP EP00105035A patent/EP1079440A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP4450454B2 (ja) | 2010-04-14 |
KR20010020654A (ko) | 2001-03-15 |
US6303968B1 (en) | 2001-10-16 |
JP2001068718A (ja) | 2001-03-16 |
EP1079440A2 (en) | 2001-02-28 |
EP1079440A3 (en) | 2004-05-12 |
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