DE69426110D1 - Gerät und Verfahren zum Bestimmen der Sichtweite und der aktuellen Wetterlage - Google Patents

Gerät und Verfahren zum Bestimmen der Sichtweite und der aktuellen Wetterlage

Info

Publication number
DE69426110D1
DE69426110D1 DE69426110T DE69426110T DE69426110D1 DE 69426110 D1 DE69426110 D1 DE 69426110D1 DE 69426110 T DE69426110 T DE 69426110T DE 69426110 T DE69426110 T DE 69426110T DE 69426110 D1 DE69426110 D1 DE 69426110D1
Authority
DE
Germany
Prior art keywords
light
light source
weather conditions
suited
detector
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69426110T
Other languages
English (en)
Other versions
DE69426110T2 (de
Inventor
Jan Lonnqvist
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vaisala Oy
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
Application granted granted Critical
Publication of DE69426110D1 publication Critical patent/DE69426110D1/de
Publication of DE69426110T2 publication Critical patent/DE69426110T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE69426110T 1994-01-11 1994-12-23 Gerät und Verfahren zum Bestimmen der Sichtweite und der aktuellen Wetterlage Expired - Fee Related DE69426110T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69426110D1 true DE69426110D1 (de) 2000-11-16
DE69426110T2 DE69426110T2 (de) 2001-05-10

Family

ID=8539380

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69426110T Expired - Fee Related DE69426110T2 (de) 1994-01-11 1994-12-23 Gerät und Verfahren zum Bestimmen der Sichtweite und der aktuellen Wetterlage

Country Status (7)

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

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2005528290A (ja) * 2000-12-20 2005-09-22 プロスペクツ コーポレイション センサ装着システム
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
CA2628027C (en) * 2005-09-30 2013-04-23 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
US7388662B2 (en) * 2005-09-30 2008-06-17 Institut National D'optique Real-time measuring of the spatial distribution of sprayed aerosol particles
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
US10495787B2 (en) 2016-06-16 2019-12-03 I.M. Systems Group, Inc. Integrated weather projection systems, methods, and apparatuses
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
EP3633414B1 (de) * 2018-10-02 2022-03-02 Vaisala, OYJ Vorwärtsstreuungssensor
EP3633415B1 (de) * 2018-10-02 2021-04-14 Vaisala, OYJ Vorwärtsstreuungssensor
US20200132843A1 (en) * 2018-10-26 2020-04-30 GM Global Technology Operations LLC Lidar system and control method thereof
US10656272B1 (en) 2019-04-24 2020-05-19 Aeye, Inc. Ladar system and method with polarized receivers
CN115453572A (zh) * 2022-08-25 2022-12-09 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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5443374B2 (de) * 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

Also Published As

Publication number Publication date
EP0662619A2 (de) 1995-07-12
FI98766B (fi) 1997-04-30
AU1015295A (en) 1995-07-20
FI98766C (fi) 1997-08-11
EP0662619A3 (de) 1996-05-15
JPH07234280A (ja) 1995-09-05
JP3545823B2 (ja) 2004-07-21
FI940117A (fi) 1995-07-12
US5880836A (en) 1999-03-09
DE69426110T2 (de) 2001-05-10
ATE196950T1 (de) 2000-10-15
EP0662619B1 (de) 2000-10-11
FI940117A0 (fi) 1994-01-11
AU697118B2 (en) 1998-09-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee