JP6243088B2 - ライダーシステム及び計測方法 - Google Patents
ライダーシステム及び計測方法 Download PDFInfo
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- JP6243088B2 JP6243088B2 JP2017516007A JP2017516007A JP6243088B2 JP 6243088 B2 JP6243088 B2 JP 6243088B2 JP 2017516007 A JP2017516007 A JP 2017516007A JP 2017516007 A JP2017516007 A JP 2017516007A JP 6243088 B2 JP6243088 B2 JP 6243088B2
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- light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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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
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
-
- 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
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Description
Claims (5)
- マルチ縦モードのレーザ光を大気中へ出射するレーザ光源と、
前記レーザ光に対する散乱光を集光する集光部と、
前記集光部で集光された光を入射し、前記レーザ光のモード間隔と同一の間隔で透過ピークを複数有する透過スペクトルに基づいて前記入射した光を選択的に通過させる干渉計と、
前記干渉計から出射された光を検出する検出部と、
前記検出部で検出された光に係る情報から、レイリー散乱光を分離した光信号を取得することで、ミー散乱光及びレイリー散乱光に係る情報を取得し、エアロゾル層の光学特性を示す消散係数及び後方散乱係数を算出する分析部と、
を備えるライダーシステム。 - 前記レーザ光源から出射された光の一部を参照光として前記干渉計に対して入射させる参照光入射部をさらに備える請求項1に記載のライダーシステム。
- 前記干渉計は、前記入射した光を2分岐する光分岐手段と、分岐された2つの分岐光の間に光路差を設ける光路差形成手段と、光路差が設けられた2つの分岐光を干渉させる光干渉手段と、を備え、
前記光路差形成手段は、前記2つの分岐光の間に設ける光路差を変更可能である請求項1又は2に記載のライダーシステム。 - 前記検出部は、前記干渉計における光路差を変更しながら前記干渉計から出射された光を検出する請求項2又は3に記載のライダーシステム。
- ライダーシステムによる計測方法であって、
レーザ光源からマルチ縦モードのレーザ光を大気中へ出射することによる、大気中からの散乱光を集光部で集光するステップと、
前記集光された光を入射し、干渉計によって、前記レーザ光のモード間隔と同一の間隔で透過ピークが複数有する透過スペクトルに基づいて選択的に通過させるステップと、
前記干渉計から出射された光を検出部において検出するステップと、
前記検出部で検出された光に係る情報から、レイリー散乱光を分離した光信号を取得することで、ミー散乱光及びレイリー散乱光に係る情報を取得し、エアロゾル層の光学特性を示す消散係数及び後方散乱係数の算出を分析部にて行うステップと、
を有する計測方法。
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PCT/JP2015/068257 WO2016208013A1 (ja) | 2015-06-24 | 2015-06-24 | ライダーシステム及び計測方法 |
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JP6243088B2 true JP6243088B2 (ja) | 2017-12-06 |
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JP (1) | JP6243088B2 (ja) |
AR (1) | AR105105A1 (ja) |
WO (1) | WO2016208013A1 (ja) |
Families Citing this family (9)
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JP6782470B2 (ja) | 2018-09-05 | 2020-11-11 | パナソニックIpマネジメント株式会社 | 計測装置及び計測方法 |
WO2020049941A1 (ja) * | 2018-09-05 | 2020-03-12 | パナソニックIpマネジメント株式会社 | 計測装置及び計測方法 |
CN113039425A (zh) * | 2019-02-26 | 2021-06-25 | 松下知识产权经营株式会社 | 散射体测定方法及散射体测定装置 |
CN112789496A (zh) | 2019-03-29 | 2021-05-11 | 松下知识产权经营株式会社 | 气溶胶计测装置及气溶胶计测方法 |
WO2020241212A1 (ja) * | 2019-05-31 | 2020-12-03 | パナソニックIpマネジメント株式会社 | エアロゾル計測装置及びエアロゾル計測方法 |
WO2020261972A1 (ja) * | 2019-06-26 | 2020-12-30 | パナソニックIpマネジメント株式会社 | 浄化方法及び浄化システム |
CN110850436B (zh) | 2019-11-28 | 2023-03-31 | 中国科学院合肥物质科学研究院 | 实时测量机载高光谱成像激光雷达光谱的装置及方法 |
JP7405414B2 (ja) | 2020-03-26 | 2023-12-26 | 国立研究開発法人宇宙航空研究開発機構 | 計測装置及び計測方法 |
CN112379670A (zh) * | 2020-11-10 | 2021-02-19 | 京东数科海益信息科技有限公司 | 用于机器人的激光雷达视角扩展装置及机器人 |
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JP2002071518A (ja) * | 2000-08-28 | 2002-03-08 | Ando Electric Co Ltd | 波長分散測定装置 |
JP4613351B2 (ja) * | 2006-08-25 | 2011-01-19 | 独立行政法人産業技術総合研究所 | 位置決め機構 |
US8355120B2 (en) * | 2010-03-10 | 2013-01-15 | The United States Of America, As Represented By The Secretary Of The Navy | Doppler asymmetric spatial heterodyne spectroscopy light detection and ranging receiver |
US9086488B2 (en) * | 2010-04-20 | 2015-07-21 | Michigan Aerospace Corporation | Atmospheric measurement system and method |
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- 2015-06-24 WO PCT/JP2015/068257 patent/WO2016208013A1/ja active Application Filing
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AR105105A1 (es) | 2017-09-06 |
WO2016208013A1 (ja) | 2016-12-29 |
JPWO2016208013A1 (ja) | 2017-07-13 |
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