JP7308432B2 - 水分検知装置 - Google Patents

水分検知装置 Download PDF

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Publication number
JP7308432B2
JP7308432B2 JP2021545120A JP2021545120A JP7308432B2 JP 7308432 B2 JP7308432 B2 JP 7308432B2 JP 2021545120 A JP2021545120 A JP 2021545120A JP 2021545120 A JP2021545120 A JP 2021545120A JP 7308432 B2 JP7308432 B2 JP 7308432B2
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light
light source
wavelength
moisture
photodetector
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Japanese (ja)
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JPWO2021049109A1 (https=
JPWO2021049109A5 (https=
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宏亮 今若
博之 古屋
章 黒塚
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N21/3151—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using two sources of radiation of different wavelengths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4709—Backscatter
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/063—Illuminating optical parts
    • G01N2201/0636—Reflectors

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Toxicology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Traffic Control Systems (AREA)
JP2021545120A 2019-09-11 2020-06-05 水分検知装置 Active JP7308432B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019165472 2019-09-11
JP2019165472 2019-09-11
PCT/JP2020/022418 WO2021049109A1 (ja) 2019-09-11 2020-06-05 水分検知装置

Publications (3)

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JPWO2021049109A1 JPWO2021049109A1 (https=) 2021-03-18
JPWO2021049109A5 JPWO2021049109A5 (https=) 2022-05-26
JP7308432B2 true JP7308432B2 (ja) 2023-07-14

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JP2021545120A Active JP7308432B2 (ja) 2019-09-11 2020-06-05 水分検知装置

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US (1) US20220196545A1 (https=)
JP (1) JP7308432B2 (https=)
CN (1) CN114270176B (https=)
WO (1) WO2021049109A1 (https=)

Families Citing this family (3)

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Publication number Priority date Publication date Assignee Title
DE102022201523A1 (de) 2021-09-10 2023-03-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Ein Bildsensor, ein Verfahren zum Betreiben eines Bildsensors, ein Verfahren zum Herstellen eines Bildsensors und ein stationäres Gerät oder ein Fahrzeug oder eine Drohne mit einem Bildsensor
EP4148683A1 (de) * 2021-09-10 2023-03-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Eine vorrichtung und ein verfahren zum erkennen eines zustands einer fahrbahnoberfläche
DE102022206625A1 (de) 2022-06-29 2024-01-04 Continental Autonomous Mobility Germany GmbH Verfahren und System zur Straßenzustandsüberwachung durch ein maschinelles Lernsystem sowie Verfahren zum Trainieren des maschinellen Lernsystems

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006046936A (ja) 2004-07-30 2006-02-16 Sharp Corp 路面状態計測方法及び路面状態計測装置
JP2007212428A (ja) 2006-01-11 2007-08-23 Fujifilm Corp 光源装置および光断層画像化装置
JP2011075433A (ja) 2009-09-30 2011-04-14 Dkk Toa Corp 検知器および調整治具
JP2013529775A (ja) 2010-06-15 2013-07-22 ヴアブコ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 車道状態を無接触で検出するセンサ及びその使用
CN104007069A (zh) 2014-05-20 2014-08-27 中国科学院合肥物质科学研究院 一种基于离轴抛物面镜的差分光学吸收光谱测量系统
US20170108433A1 (en) 2014-03-07 2017-04-20 Laser- Und Medizin-Technologie Gmbh Berlin Sensor device for high-resolution detection of target substances
JP2019045445A (ja) 2017-09-07 2019-03-22 株式会社トプコン 測定装置
JP2019060637A (ja) 2017-09-25 2019-04-18 浜松ホトニクス株式会社 光計測装置および光計測方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2500658B2 (ja) * 1993-11-30 1996-05-29 日本電気株式会社 走査型レ―ザ変位計
DE4343076C2 (de) * 1993-12-16 1997-04-03 Phototherm Dr Petry Gmbh Vorrichtung zum photothermischen Prüfen einer Oberfläche eines insbesondere bewegten Gegenstandes
JPH08159962A (ja) * 1994-12-05 1996-06-21 Tohoku Electric Power Co Inc 雪の含水率の測定方法
US5953120A (en) * 1996-01-04 1999-09-14 Sandia Corporation Optical probe
GB9624035D0 (en) * 1996-11-19 1997-01-08 Infrared Eng Infrared measuring gauge
US6628385B1 (en) * 1999-02-05 2003-09-30 Axon Instruments, Inc. High efficiency, large field scanning microscope
US6355934B1 (en) * 1999-02-26 2002-03-12 Packard Biochip Technologies Imaging system for an optical scanner
EP1055925B1 (en) * 1999-05-28 2010-09-08 Yokogawa Electric Corporation Biochip reader
JP2001216592A (ja) * 2000-02-03 2001-08-10 Mitsubishi Cable Ind Ltd 道路の路面状態検知装置
US6184840B1 (en) * 2000-03-01 2001-02-06 Smartant Telecomm Co., Ltd. Parabolic reflector antenna
JP2004105565A (ja) * 2002-09-20 2004-04-08 Topcon Corp 眼科用光凝固装置
JP4301863B2 (ja) * 2003-05-21 2009-07-22 株式会社トプコン 測距装置
WO2005115737A2 (en) * 2004-03-22 2005-12-08 Quantaspec Inc. System and method for detecting and identifying an analyte
US7986408B2 (en) * 2008-11-05 2011-07-26 Rosemount Aerospace Inc. Apparatus and method for in-flight detection of airborne water droplets and ice crystals
JP5242454B2 (ja) * 2009-03-02 2013-07-24 株式会社ニデック 眼科撮影装置
FR2960698B1 (fr) * 2010-05-27 2013-05-10 Centre Nat Rech Scient Systeme de detection de cathodoluminescence reglable et microscope mettant en oeuvre un tel systeme.
CN103185706A (zh) * 2011-12-27 2013-07-03 中国科学院城市环境研究所 无组织排放颗粒物烟羽不透光度的激光测量方法和装置
US20130258343A1 (en) * 2012-03-30 2013-10-03 Agilent Technologies, Inc. Method and apparatus to improve signal-to-noise ratio of ft-ir spectrometers using pulsed light source
US20150124336A1 (en) * 2013-06-25 2015-05-07 Public Service Solutions, Inc. Wide spectrum optical systems and devices implementing first surface mirrors
EP3113979A1 (de) * 2014-03-03 2017-01-11 G. Lufft Mess- und Regeltechnik GmbH Fahrzeugscheinwerfer mit einer vorrichtung zum bestimmen von strassenverhältnissen und system zur überwachung von strassenverhältnissen
JP6642108B2 (ja) * 2016-02-26 2020-02-05 株式会社島津製作所 赤外顕微鏡及び赤外顕微鏡システム
CN109416166B (zh) * 2016-07-29 2020-07-31 松下知识产权经营株式会社 发光装置以及照明装置
JP2018141768A (ja) * 2017-02-24 2018-09-13 パナソニックＩｐマネジメント株式会社 水分量センサ及び衣類乾燥装置
US10816468B2 (en) * 2017-05-26 2020-10-27 Gennext Technologies, Inc. Flash photo-oxidation device and higher order structural analysis
CN108152207A (zh) * 2018-03-19 2018-06-12 杭州因诺维新科技有限公司 机动车尾气遥测系统
US11662445B2 (en) * 2018-05-25 2023-05-30 Woven Planet North America, Inc. Adaptive LiDAR system
KR102565351B1 (ko) * 2018-07-25 2023-08-16 현대자동차주식회사 차량용 램프 장치
WO2021079575A1 (ja) * 2019-10-23 2021-04-29 パナソニックＩｐマネジメント株式会社 光学装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006046936A (ja) 2004-07-30 2006-02-16 Sharp Corp 路面状態計測方法及び路面状態計測装置
JP2007212428A (ja) 2006-01-11 2007-08-23 Fujifilm Corp 光源装置および光断層画像化装置
JP2011075433A (ja) 2009-09-30 2011-04-14 Dkk Toa Corp 検知器および調整治具
JP2013529775A (ja) 2010-06-15 2013-07-22 ヴアブコ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 車道状態を無接触で検出するセンサ及びその使用
US20170108433A1 (en) 2014-03-07 2017-04-20 Laser- Und Medizin-Technologie Gmbh Berlin Sensor device for high-resolution detection of target substances
CN104007069A (zh) 2014-05-20 2014-08-27 中国科学院合肥物质科学研究院 一种基于离轴抛物面镜的差分光学吸收光谱测量系统
JP2019045445A (ja) 2017-09-07 2019-03-22 株式会社トプコン 測定装置
JP2019060637A (ja) 2017-09-25 2019-04-18 浜松ホトニクス株式会社 光計測装置および光計測方法

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US20220196545A1 (en) 2022-06-23
JPWO2021049109A1 (https=) 2021-03-18
CN114270176A (zh) 2022-04-01
WO2021049109A1 (ja) 2021-03-18
CN114270176B (zh) 2024-10-11

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