KR100335709B1 - 광검출기 - Google Patents
광검출기 Download PDFInfo
- Publication number
- KR100335709B1 KR100335709B1 KR1019940008807A KR19940008807A KR100335709B1 KR 100335709 B1 KR100335709 B1 KR 100335709B1 KR 1019940008807 A KR1019940008807 A KR 1019940008807A KR 19940008807 A KR19940008807 A KR 19940008807A KR 100335709 B1 KR100335709 B1 KR 100335709B1
- Authority
- KR
- South Korea
- Prior art keywords
- refractive index
- layer
- resonant
- light
- photo detector
- Prior art date
Links
- 239000000463 material Substances 0.000 claims abstract description 39
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 229910004261 CaF 2 Inorganic materials 0.000 claims abstract description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 6
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 6
- 239000010987 cubic zirconia Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 239000005368 silicate glass Substances 0.000 claims description 3
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 7
- 230000031700 light absorption Effects 0.000 claims 3
- 238000001514 detection method Methods 0.000 abstract description 15
- 230000004044 response Effects 0.000 abstract description 8
- 239000004065 semiconductor Substances 0.000 abstract description 8
- 230000003595 spectral effect Effects 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 6
- 230000008021 deposition Effects 0.000 abstract description 5
- 238000010894 electron beam technology Methods 0.000 abstract description 5
- 150000001875 compounds Chemical class 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 52
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 238000002310 reflectometry Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005566 electron beam evaporation Methods 0.000 description 3
- 229910004205 SiNX Inorganic materials 0.000 description 2
- 239000006117 anti-reflective coating Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F30/00—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
- H10F30/20—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors
- H10F30/21—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation
- H10F30/22—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes
- H10F30/223—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes the potential barrier being a PIN barrier
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/12—Generating the spectrum; Monochromators
- G01J3/26—Generating the spectrum; Monochromators using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filters
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/10—Semiconductor bodies
- H10F77/14—Shape of semiconductor bodies; Shapes, relative sizes or dispositions of semiconductor regions within semiconductor bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/40—Optical elements or arrangements
- H10F77/413—Optical elements or arrangements directly associated or integrated with the devices, e.g. back reflectors
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Light Receiving Elements (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
Description
Claims (8)
- 기판과, 광-흡수 영역과, 상기 기판 및 상기 광-흡수 영역에 대한 전극들을 구비하는 포토다이오드를 포함하는 광 검출기(photodetector)로서,상기 포토다이오드는 집광 표면을 갖고, 파브리-페로 공동(Fabry-Perot cavity)이 상기 집광 표면상에 형성되며,상기 파브리-페로 공동은, 상기 집광 표면에서부터 위쪽 방향의 순서로, 분배 브래그 반사기(DBR) 하부 미러와, 활성 영역과, DBR 상부 미러를 포함하고,상기 상부 및 하부 미러들 각각은 복수의 주기들(periods)을 포함하고,각각의 주기는 고굴절율을 갖는 재료층과 상기 주기의 다른 층 보다 저굴절율을 갖는 재료층을 포함하며,한 주기내의 고굴절율을 갖는 층은 상기 미러의 다른 주기내의 저굴절율을 갖는 층에 인접하게 되어 있고,상기 DBR 미러들 내의 상기 층들 각각은, λ/4 두께로 되어 있으며,상기 활성 영역은 상기 활성 영역에 인접한 주기들내의 각각의 인접한 층의 굴절율과 다른 굴절율을 갖고, 상기 활성 영역은 λ/2 두께로 되어 있는, 광 검출기.
- 제 1 항에 있어서,상기 고굴절율을 갖는 재료는, Si, ZnS, TiO2, GaP, 큐빅 지르코니아(cubic zirconia), 및 SiNx로 구성된 그룹으로부터 선택되고,상기 저굴절율을 갖는 재료는, TiO2, SiNx, 큐빅 지르코니아(cubic zirconia), Al2O3, 인 실리카 글라스(phosphor silica glass), 티탄 실리카 글라스(titanium silica glass), 붕소 규산염 글라스(borosilicate glass), SiO2, MgF2, 및 CaF2로 구성된 그룹으로부터 선택되는, 광 검출기.
- 제 1 항에 있어서,상기 고굴절율을 갖는 재료는 Si를 포함하고, 상기 저굴절율을 갖는 재료는 SiO2를 포함하는, 광 검출기.
- 제 1 항에 있어서,상기 기판의 표면은 집광 표면인, 광 검출기.
- 제 1 항에 있어서,상기 광 흡수 영역의 표면은 집광 표면인, 광 검출기.
- 제 1 항에 있어서,상기 포토다이오드는 InP 기판상에 성장된 InGaAs 광 흡수 영역을 포함하고, 상기 고굴절율을 갖는 영역은 Si를 포함하며, 상기 저굴절율을 갖는 영역은 SiO2를 포함하고, 상기 활성 영역은 SiO2를 포함하는, 광 검출기.
- 제 6 항에 있어서,상기 포토다이오드의 상기 집광 표면에 인접한 상기 하부 DBR 미러의 λ/4 두께를 갖는 최하부 층의 재료는 SiNx를 포함하는 저굴절율 재료인, 광 검출기.
- 제 6 항에 있어서,상기 상부 DBR 미러의 λ/4 두께를 갖는 최상부 층의 재료는, Al2O3을 포함하는 저굴절율 재료인, 광 검출기.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/054,947 US5315128A (en) | 1993-04-30 | 1993-04-30 | Photodetector with a resonant cavity |
US054,947 | 1993-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100335709B1 true KR100335709B1 (ko) | 2002-08-21 |
Family
ID=21994557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940008807A KR100335709B1 (ko) | 1993-04-30 | 1994-04-26 | 광검출기 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5315128A (ko) |
EP (1) | EP0622857B1 (ko) |
JP (1) | JP2894950B2 (ko) |
KR (1) | KR100335709B1 (ko) |
CA (1) | CA2116257C (ko) |
DE (1) | DE69405147T2 (ko) |
Families Citing this family (67)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI98325C (fi) * | 1994-07-07 | 1997-05-26 | Vaisala Oy | Selektiivinen infrapunadetektori |
GB9511336D0 (en) * | 1995-06-05 | 1995-08-02 | Secr Defence | Reflecting semiconductor substrates |
US6074892A (en) | 1996-05-07 | 2000-06-13 | Ciena Corporation | Semiconductor hetero-interface photodetector |
FR2757684B1 (fr) * | 1996-12-20 | 1999-03-26 | Thomson Csf | Detecteur infrarouge a structure quantique, non refroidie |
JP3456143B2 (ja) * | 1998-05-01 | 2003-10-14 | 信越半導体株式会社 | 積層材料および光機能素子 |
US6380531B1 (en) * | 1998-12-04 | 2002-04-30 | The Board Of Trustees Of The Leland Stanford Junior University | Wavelength tunable narrow linewidth resonant cavity light detectors |
US6133571A (en) * | 1999-04-26 | 2000-10-17 | Lockheed Martin Corporation | Resonant cavity field enhancing boundary |
EP1226612A4 (en) * | 1999-05-06 | 2007-01-24 | Univ Boston | REFLECTIVE LAYER BURIED IN SILICON AND METHOD FOR MANUFACTURING SAME |
US6252251B1 (en) | 1999-06-09 | 2001-06-26 | Lucent Technologies Inc. | Raised photodetector with recessed light responsive region |
US6649432B1 (en) * | 1999-10-25 | 2003-11-18 | Quantum Vision, Inc. | Resonant microcavity display utilizing mirrors exhibiting anomalous phase dispersion |
US6603605B1 (en) * | 1999-11-05 | 2003-08-05 | Interuniversitair Microelektronica Centrum (Imec, Vzw) | System for guiding a beam of electromagnetic radiation |
US6392257B1 (en) * | 2000-02-10 | 2002-05-21 | Motorola Inc. | Semiconductor structure, semiconductor device, communicating device, integrated circuit, and process for fabricating the same |
US6925256B1 (en) * | 2000-02-18 | 2005-08-02 | Diplex | Optical discriminator for transmitting and receiving in both optical fiber and free space applications |
FR2811139B1 (fr) * | 2000-06-29 | 2003-10-17 | Centre Nat Rech Scient | Dispositif optoelectronique a filtrage de longueur d'onde integre |
US6452187B1 (en) | 2000-08-24 | 2002-09-17 | Lockheed Martin Corporation | Two-color grating coupled infrared photodetector |
US6828642B2 (en) | 2001-04-17 | 2004-12-07 | Lockhead Martin Corporation | Diffraction grating coupled infrared photodetector |
US20020158245A1 (en) * | 2001-04-26 | 2002-10-31 | Motorola, Inc. | Structure and method for fabricating semiconductor structures and devices utilizing binary metal oxide layers |
US20020158265A1 (en) * | 2001-04-26 | 2002-10-31 | Motorola, Inc. | Structure and method for fabricating high contrast reflective mirrors |
US20030012965A1 (en) * | 2001-07-10 | 2003-01-16 | Motorola, Inc. | Structure and method for fabricating semiconductor structures and devices utilizing the formation of a compliant substrate comprising an oxygen-doped compound semiconductor layer |
US6920290B2 (en) * | 2001-07-11 | 2005-07-19 | Lockheed Martin Corporation | Multi-wavelength high bandwidth communication receiver and system |
US7019332B2 (en) * | 2001-07-20 | 2006-03-28 | Freescale Semiconductor, Inc. | Fabrication of a wavelength locker within a semiconductor structure |
US6606199B2 (en) | 2001-10-10 | 2003-08-12 | Honeywell International Inc. | Graded thickness optical element and method of manufacture therefor |
US7501303B2 (en) * | 2001-11-05 | 2009-03-10 | The Trustees Of Boston University | Reflective layer buried in silicon and method of fabrication |
JP4574547B2 (ja) * | 2002-10-22 | 2010-11-04 | ユニヴァーシティー カレッジ カーディフ コンサルタンツ リミテッド | 半導体光学装置 |
US20040079285A1 (en) * | 2002-10-24 | 2004-04-29 | Motorola, Inc. | Automation of oxide material growth in molecular beam epitaxy systems |
US6885065B2 (en) * | 2002-11-20 | 2005-04-26 | Freescale Semiconductor, Inc. | Ferromagnetic semiconductor structure and method for forming the same |
US20040101861A1 (en) * | 2002-11-27 | 2004-05-27 | Little Roger G. | Resonant cavity photodiode array for rapid DNA microarray readout |
US7135698B2 (en) * | 2002-12-05 | 2006-11-14 | Lockheed Martin Corporation | Multi-spectral infrared super-pixel photodetector and imager |
US6897447B2 (en) * | 2002-12-05 | 2005-05-24 | Lockheed Martin Corporation | Bias controlled multi-spectral infrared photodetector and imager |
US6963090B2 (en) * | 2003-01-09 | 2005-11-08 | Freescale Semiconductor, Inc. | Enhancement mode metal-oxide-semiconductor field effect transistor |
TWI250659B (en) * | 2003-07-31 | 2006-03-01 | Osram Opto Semiconductors Gmbh | Radiation-receiving semiconductor-body with an integrated filter-layer |
CN100345015C (zh) * | 2003-12-30 | 2007-10-24 | 侯继东 | 一类基于微机电系统技术的可调光学器件 |
US8253166B2 (en) * | 2004-09-14 | 2012-08-28 | Finisar Corporation | Band offset in AlInGaP based light emitters to improve temperature performance |
US7566942B2 (en) * | 2004-10-20 | 2009-07-28 | Massachusetts Institute Of Technology | Multi-spectral pixel and focal plane array |
JP4666217B2 (ja) * | 2005-09-30 | 2011-04-06 | 信越半導体株式会社 | フォトニック結晶の製造方法 |
US7846391B2 (en) | 2006-05-22 | 2010-12-07 | Lumencor, Inc. | Bioanalytical instrumentation using a light source subsystem |
US7483212B2 (en) * | 2006-10-11 | 2009-01-27 | Rensselaer Polytechnic Institute | Optical thin film, semiconductor light emitting device having the same and methods of fabricating the same |
WO2008073639A2 (en) * | 2006-11-07 | 2008-06-19 | Cdm Optics, Inc. | Increased sensitivity of light detector using a resonant structure and associated methods |
US7709811B2 (en) * | 2007-07-03 | 2010-05-04 | Conner Arlie R | Light emitting diode illumination system |
US8098375B2 (en) | 2007-08-06 | 2012-01-17 | Lumencor, Inc. | Light emitting diode illumination system |
US8247754B2 (en) * | 2008-04-09 | 2012-08-21 | Princeton Lightwave, Inc. | Solid state focal plane array for hyperspectral imaging applications |
US8242462B2 (en) * | 2009-01-23 | 2012-08-14 | Lumencor, Inc. | Lighting design of high quality biomedical devices |
US8654232B2 (en) * | 2010-08-25 | 2014-02-18 | Sri International | Night vision CMOS imager with optical pixel cavity |
US8466436B2 (en) | 2011-01-14 | 2013-06-18 | Lumencor, Inc. | System and method for metered dosage illumination in a bioanalysis or other system |
US8389957B2 (en) | 2011-01-14 | 2013-03-05 | Lumencor, Inc. | System and method for metered dosage illumination in a bioanalysis or other system |
US9103528B2 (en) | 2012-01-20 | 2015-08-11 | Lumencor, Inc | Solid state continuous white light source |
GB2502311A (en) * | 2012-05-24 | 2013-11-27 | Ibm | Photovoltaic device with band-stop filter |
US9217561B2 (en) | 2012-06-15 | 2015-12-22 | Lumencor, Inc. | Solid state light source for photocuring |
US9619084B2 (en) * | 2012-10-04 | 2017-04-11 | Corning Incorporated | Touch screen systems and methods for sensing touch screen displacement |
US9362428B2 (en) | 2012-11-27 | 2016-06-07 | Artilux, Inc. | Photonic lock based high bandwidth photodetector |
US10916669B2 (en) | 2012-12-10 | 2021-02-09 | Artilux, Inc. | Photonic lock based high bandwidth photodetector |
US10388806B2 (en) | 2012-12-10 | 2019-08-20 | Artilux, Inc. | Photonic lock based high bandwidth photodetector |
EP2889917A3 (en) * | 2013-12-28 | 2015-07-29 | Shu-Lu Chen | Photonic lock based high bandwidth photodetector |
CN105206629A (zh) * | 2014-06-18 | 2015-12-30 | 上海华力微电子有限公司 | Cmos感光元件及制备方法 |
JP6571389B2 (ja) * | 2015-05-20 | 2019-09-04 | シャープ株式会社 | 窒化物半導体発光素子およびその製造方法 |
US10644187B2 (en) | 2015-07-24 | 2020-05-05 | Artilux, Inc. | Multi-wafer based light absorption apparatus and applications thereof |
CN111886704B (zh) | 2018-03-22 | 2024-04-12 | Iee国际电子工程股份公司 | 光检测器 |
DE102019113343A1 (de) * | 2019-05-20 | 2020-11-26 | Senorics Gmbh | Photodetektor mit verbessertem Detektionsergebnis |
CN112234116A (zh) * | 2019-06-27 | 2021-01-15 | 张家港恩达通讯科技有限公司 | 具有反射层的铟镓砷光电探测器及其制备方法 |
KR102721095B1 (ko) | 2020-02-13 | 2024-10-25 | 한국전자통신연구원 | 도파로형 광 검출기 |
CN111653631B (zh) * | 2020-06-10 | 2023-10-27 | 苏州大学 | 工作波长与入射光角度无关的热电子光探测器及制造方法 |
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US11536914B2 (en) | 2020-11-17 | 2022-12-27 | Globalfoundries U.S. Inc. | Photodetector array with diffraction gratings having different pitches |
CN112510056A (zh) * | 2020-11-25 | 2021-03-16 | 天津津航技术物理研究所 | 像素级cmos兼容的掺氢非晶硅宽光谱图像传感器 |
US11502214B2 (en) | 2021-03-09 | 2022-11-15 | Globalfoundries U.S. Inc. | Photodetectors used with broadband signal |
WO2023037510A1 (ja) * | 2021-09-10 | 2023-03-16 | 三菱電機株式会社 | 波長ロッカー、モニタフォトダイオード、ビームスプリッタおよび波長ロッカーの調芯方法 |
US11567277B1 (en) | 2021-09-13 | 2023-01-31 | Globalfoundries U.S. Inc. | Distributed Bragg reflectors including periods with airgaps |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61229371A (ja) * | 1985-04-04 | 1986-10-13 | Kokusai Denshin Denwa Co Ltd <Kdd> | フオトダイオ−ド |
GB8610129D0 (en) * | 1986-04-25 | 1986-05-29 | Secr Defence | Electro-optical device |
JPS639163A (ja) * | 1986-06-30 | 1988-01-14 | Nec Corp | 半導体受光素子 |
US4861976A (en) * | 1988-06-06 | 1989-08-29 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical or opto-electronic device having a trapping layer in contact with a semiconductive layer |
JPH03109779A (ja) * | 1989-09-25 | 1991-05-09 | Shimadzu Corp | フォトダイオード |
JP2596195B2 (ja) * | 1990-08-20 | 1997-04-02 | 日本電気株式会社 | 垂直共振器型面入出力光電融合素子 |
-
1993
- 1993-04-30 US US08/054,947 patent/US5315128A/en not_active Expired - Lifetime
-
1994
- 1994-02-23 CA CA002116257A patent/CA2116257C/en not_active Expired - Lifetime
- 1994-04-13 DE DE69405147T patent/DE69405147T2/de not_active Expired - Fee Related
- 1994-04-13 EP EP94302594A patent/EP0622857B1/en not_active Expired - Lifetime
- 1994-04-15 JP JP6101639A patent/JP2894950B2/ja not_active Expired - Lifetime
- 1994-04-26 KR KR1019940008807A patent/KR100335709B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
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US5315128A (en) | 1994-05-24 |
EP0622857B1 (en) | 1997-08-27 |
JPH06323900A (ja) | 1994-11-25 |
EP0622857A1 (en) | 1994-11-02 |
JP2894950B2 (ja) | 1999-05-24 |
CA2116257C (en) | 1997-06-17 |
CA2116257A1 (en) | 1994-10-31 |
DE69405147T2 (de) | 1998-03-26 |
DE69405147D1 (de) | 1997-10-02 |
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