FI98766B - Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi - Google Patents

Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi

Info

Publication number
FI98766B
FI98766B FI940117A FI940117A FI98766B FI 98766 B FI98766 B FI 98766B FI 940117 A FI940117 A FI 940117A FI 940117 A FI940117 A FI 940117A FI 98766 B FI98766 B FI 98766B
Authority
FI
Finland
Prior art keywords
light
light source
suited
detector
measured
Prior art date
Application number
FI940117A
Other languages
English (en)
Swedish (sv)
Other versions
FI940117A (fi
FI98766C (fi
FI940117A0 (fi
Inventor
Jan Loennqvist
Original Assignee
Vaisala Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vaisala Oy filed Critical Vaisala Oy
Publication of FI940117A0 publication Critical patent/FI940117A0/fi
Priority to FI940117A priority Critical patent/FI98766C/fi
Priority to DE69426110T priority patent/DE69426110T2/de
Priority to AT94309783T priority patent/ATE196950T1/de
Priority to EP94309783A priority patent/EP0662619B1/en
Priority to AU10152/95A priority patent/AU697118B2/en
Priority to JP00194595A priority patent/JP3545823B2/ja
Publication of FI940117A publication Critical patent/FI940117A/fi
Priority to US08/736,282 priority patent/US5880836A/en
Publication of FI98766B publication Critical patent/FI98766B/fi
Application granted granted Critical
Publication of FI98766C publication Critical patent/FI98766C/fi

Links

Classifications

    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Road Signs Or Road Markings (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FI940117A 1994-01-11 1994-01-11 Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi FI98766C (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI940117A FI98766C (fi) 1994-01-11 1994-01-11 Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi
DE69426110T DE69426110T2 (de) 1994-01-11 1994-12-23 Gerät und Verfahren zum Bestimmen der Sichtweite und der aktuellen Wetterlage
AT94309783T ATE196950T1 (de) 1994-01-11 1994-12-23 Gerät und verfahren zum bestimmen der sichtweite und der aktuellen wetterlage
EP94309783A EP0662619B1 (en) 1994-01-11 1994-12-23 Apparatus and method for measuring visibility and present weather
AU10152/95A AU697118B2 (en) 1994-01-11 1995-01-05 Apparatus and method for measuring visibility and present weather
JP00194595A JP3545823B2 (ja) 1994-01-11 1995-01-10 視程および現気象を測定するための装置および方法
US08/736,282 US5880836A (en) 1994-01-11 1996-10-24 Apparatus and method for measuring visibility and present weather

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI940117A FI98766C (fi) 1994-01-11 1994-01-11 Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi
FI940117 1994-01-11

Publications (4)

Publication Number Publication Date
FI940117A0 FI940117A0 (fi) 1994-01-11
FI940117A FI940117A (fi) 1995-07-12
FI98766B true FI98766B (fi) 1997-04-30
FI98766C FI98766C (fi) 1997-08-11

Family

ID=8539380

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940117A FI98766C (fi) 1994-01-11 1994-01-11 Laite ja menetelmä näkyvyyden ja vallitsevan sään mittaamiseksi

Country Status (7)

Country Link
US (1) US5880836A (fi)
EP (1) EP0662619B1 (fi)
JP (1) JP3545823B2 (fi)
AT (1) ATE196950T1 (fi)
AU (1) AU697118B2 (fi)
DE (1) DE69426110T2 (fi)
FI (1) FI98766C (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10495787B2 (en) 2016-06-16 2019-12-03 I.M. Systems Group, Inc. Integrated weather projection systems, methods, and apparatuses

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US4609049A (en) * 1982-04-26 1986-09-02 Thomas Migdal Rotary wheel type rock picker
JP3399827B2 (ja) * 1998-03-23 2003-04-21 三菱電機株式会社 霧観測方法及び霧観測レーダシステム
DE19912971C1 (de) * 1999-03-23 2000-09-21 Daimler Chrysler Ag Verfahren zur Erfassung der Lichtleistung einer Sendediode einer optischen Überwachungseinheit sowie geeignete Schaltungsanordnung
DE19931825A1 (de) * 1999-07-08 2001-01-25 Bosch Gmbh Robert Vorrichtung zur Sichtweitenmessung
JP2001050894A (ja) * 1999-08-16 2001-02-23 Japan Atom Energy Res Inst レーザー光により大気中の微量物質の濃度、距離等を遠隔かつオンラインで測定する方法
US6546353B1 (en) 1999-09-13 2003-04-08 University Corporation For Atmospheric Research Hot plate precipitation measuring system
US6650402B2 (en) * 2000-02-10 2003-11-18 Oceanit Laboratories, Inc. Omni-directional cloud height indicator
US6476908B1 (en) 2000-04-10 2002-11-05 Eclipse Optics, Inc. Optical probe
US20020075472A1 (en) * 2000-09-22 2002-06-20 Holton Carvel E. Optical fiber ceilometer for meteorological cloud altitude sensing
EP1346331A4 (en) * 2000-12-20 2004-07-14 Prospects Corp SENSOR MOUNTING SYSTEM
US6646725B1 (en) 2001-07-11 2003-11-11 Iowa Research Foundation Multiple beam lidar system for wind measurement
US7602937B2 (en) 2004-06-08 2009-10-13 International Electronic Machines Corporation Image-based visibility measurement
CN100360957C (zh) * 2005-03-10 2008-01-09 中国科学院合肥物质科学研究院 无人值守昼夜兼用便携式偏振-米散射激光雷达及其探测方法
US7388662B2 (en) * 2005-09-30 2008-06-17 Institut National D'optique Real-time measuring of the spatial distribution of sprayed aerosol particles
WO2007036010A1 (en) * 2005-09-30 2007-04-05 Institut National D'optique Short range lidar apparatus having a flat spatial response
US7274448B2 (en) * 2005-09-30 2007-09-25 Institut National D'optique Short range LIDAR apparatus having a flat spatial response
CN101281142B (zh) * 2007-12-28 2011-06-29 深圳先进技术研究院 一种测量大气能见度的方法
JP5651882B2 (ja) * 2008-12-05 2015-01-14 独立行政法人 宇宙航空研究開発機構 航空機搭載用風計測ライダー装置
FI123974B (fi) 2009-04-22 2014-01-15 Vaisala Oyj Menetelmä hydrometeoreja havaitsevan mittalaitteen yhteydessä sekä tähän liittyvä mittalaite
TWI546641B (zh) * 2014-12-03 2016-08-21 瑞昱半導體股份有限公司 雪崩光電二極體的偏壓產生電路及相關的控制電路
DE102015110826B4 (de) * 2015-07-06 2023-03-30 Dimeto Gmbh Vorrichtung und Verfahren zur Messung von Niederschlag
CN105301674B (zh) * 2015-11-20 2017-06-16 安徽省大气探测技术保障中心 气象光学视程检测装置
US10520592B2 (en) 2016-12-31 2019-12-31 Waymo Llc Light detection and ranging (LIDAR) device with an off-axis receiver
US10852438B2 (en) * 2017-08-21 2020-12-01 Caterpillar Inc. LIDAR waveform classification
JP6714627B2 (ja) * 2018-02-26 2020-06-24 株式会社興和 視界状況判別方法
EP3633415B1 (en) * 2018-10-02 2021-04-14 Vaisala, OYJ A forward scatter sensor
EP3633414B1 (en) * 2018-10-02 2022-03-02 Vaisala, OYJ A forward scatter sensor
US20200132843A1 (en) * 2018-10-26 2020-04-30 GM Global Technology Operations LLC Lidar system and control method thereof
US10641897B1 (en) * 2019-04-24 2020-05-05 Aeye, Inc. Ladar system and method with adaptive pulse duration
CN115453572B (zh) * 2022-08-25 2024-08-30 湖南国天电子科技有限公司 一种全光纤一体化光路的激光气象探测设备

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JPS5443374B2 (fi) * 1972-03-29 1979-12-19
US4289397A (en) * 1979-07-20 1981-09-15 Avco Everett Research Laboratory, Inc. Laser ceilometer signal processing means
DE3002791C2 (de) * 1980-01-26 1983-04-28 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Verfahren zur Messung der Sichtweite, Schrägsichtweite und Wolkenhöhe
SE451771B (sv) * 1982-10-15 1987-10-26 Asea Ab Forfaringssett for metning av molnhojd
SE455541B (sv) * 1983-04-18 1988-07-18 Asea Ab Forfarande for styrning av energien hos metsignaler fran en molnhojdsmetare samt molnhojdsmetare for genomforande av forfarandet
DE3536659A1 (de) * 1984-12-27 1986-07-03 Impulsphysik Gmbh, 2000 Hamburg Vorrichtung zur wolkenhoehenmessung
US4613938A (en) * 1985-01-25 1986-09-23 Hss Inc. Present weather observing system utilizing particulate size and velocity measurements
US4838692A (en) * 1986-03-24 1989-06-13 Champion International Corporation Temperature-compensated apparatus and method for determining pulp stock consistency
US4937461A (en) * 1988-08-22 1990-06-26 Traina John E Transmissometer having solid state light source
FI884142A (fi) * 1988-09-08 1990-03-09 Vaisala Oy System foer maetning av ljusdispersion.
CA2000049C (en) * 1988-10-05 1995-08-22 Christian Werner Lidar arrangement for measuring atmospheric turbidities
NL9001415A (nl) * 1990-06-21 1992-01-16 Ajax De Boer B V Optische rook-, aerosol- en stofdetector en brandmeldingsapparaat met optische detector.
FI94559C (fi) * 1992-07-30 1995-09-25 Vaisala Oy Menetelmä ja laitteisto ilmakehän näkyvyyden ja valosironnan mittaamiseksi, jossa laitteistossa lähetykselle ja vastaanotolle käytetään yhteistä optiikkaa
US5373367A (en) * 1992-10-21 1994-12-13 Qualimetrics, Inc. Multiple angle and redundant visibility sensor
US5352901A (en) * 1993-04-26 1994-10-04 Cummins Electronics Company, Inc. Forward and back scattering loss compensated smoke detector
US5444530A (en) * 1993-06-07 1995-08-22 Scientific Technology, Inc. Weather identifier and visibility sensor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10495787B2 (en) 2016-06-16 2019-12-03 I.M. Systems Group, Inc. Integrated weather projection systems, methods, and apparatuses
US11048022B2 (en) 2016-06-16 2021-06-29 I.M. Systems Group, Inc. Integrated weather projection systems, methods, and apparatuses
US11841480B2 (en) 2016-06-16 2023-12-12 I.M. Systems Group, Inc. Integrated weather projection systems, methods, and apparatuses

Also Published As

Publication number Publication date
JPH07234280A (ja) 1995-09-05
US5880836A (en) 1999-03-09
DE69426110D1 (de) 2000-11-16
JP3545823B2 (ja) 2004-07-21
EP0662619A2 (en) 1995-07-12
AU1015295A (en) 1995-07-20
FI940117A (fi) 1995-07-12
FI98766C (fi) 1997-08-11
DE69426110T2 (de) 2001-05-10
FI940117A0 (fi) 1994-01-11
ATE196950T1 (de) 2000-10-15
EP0662619A3 (en) 1996-05-15
AU697118B2 (en) 1998-09-24
EP0662619B1 (en) 2000-10-11

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Legal Events

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FG Patent granted

Owner name: VAISALA OY

BB Publication of examined application