FR2266895A1 - - Google Patents

Info

Publication number
FR2266895A1
FR2266895A1 FR7510594A FR7510594A FR2266895A1 FR 2266895 A1 FR2266895 A1 FR 2266895A1 FR 7510594 A FR7510594 A FR 7510594A FR 7510594 A FR7510594 A FR 7510594A FR 2266895 A1 FR2266895 A1 FR 2266895A1
Authority
FR
France
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.)
Granted
Application number
FR7510594A
Other languages
French (fr)
Other versions
FR2266895B1 (zh
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of FR2266895A1 publication Critical patent/FR2266895A1/fr
Application granted granted Critical
Publication of FR2266895B1 publication Critical patent/FR2266895B1/fr
Expired 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
    • 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
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/538—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR7510594A 1974-04-08 1975-04-04 Expired FR2266895B1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7404670A SE381108B (sv) 1974-04-08 1974-04-08 Anordning for siktmetning

Publications (2)

Publication Number Publication Date
FR2266895A1 true FR2266895A1 (zh) 1975-10-31
FR2266895B1 FR2266895B1 (zh) 1980-10-03

Family

ID=20320751

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7510594A Expired FR2266895B1 (zh) 1974-04-08 1975-04-04

Country Status (4)

Country Link
JP (1) JPS50137587A (zh)
FR (1) FR2266895B1 (zh)
GB (1) GB1497214A (zh)
SE (1) SE381108B (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2370290A1 (fr) * 1976-11-03 1978-06-02 Asea Ab Dispositif pour la mesure de la visibilite
FR2409499A1 (fr) * 1977-11-18 1979-06-15 Asea Ab Instrument pour mesurer la visibilite
WO1994008254A1 (de) * 1992-10-05 1994-04-14 Leica Ag Verfahren und vorrichtung zur relativen sichtweitenbestimmung

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102818771B (zh) * 2011-11-30 2016-02-24 凯迈（洛阳）环测有限公司 一种采用吸收型滤光片的能见度标准器
JP6015296B2 (ja) * 2012-09-26 2016-10-26 オムロン株式会社 画像処理装置、周囲環境推定方法、および周囲環境推定プログラム
CN102928349B (zh) * 2012-11-16 2015-01-07 北京敏视达雷达有限公司 能见度测量方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2029315A5 (zh) * 1969-01-24 1970-10-16 Thomson Brandt Csf
FR2090374A1 (zh) * 1970-05-29 1972-01-14 Brosow Joergen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE358478B (zh) * 1970-11-16 1973-07-30 Asea Ab

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2029315A5 (zh) * 1969-01-24 1970-10-16 Thomson Brandt Csf
FR2090374A1 (zh) * 1970-05-29 1972-01-14 Brosow Joergen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2370290A1 (fr) * 1976-11-03 1978-06-02 Asea Ab Dispositif pour la mesure de la visibilite
FR2409499A1 (fr) * 1977-11-18 1979-06-15 Asea Ab Instrument pour mesurer la visibilite
WO1994008254A1 (de) * 1992-10-05 1994-04-14 Leica Ag Verfahren und vorrichtung zur relativen sichtweitenbestimmung
US5592157A (en) * 1992-10-05 1997-01-07 Leica Ag Relative visibility measuring process and device

Also Published As

Publication number Publication date
FR2266895B1 (zh) 1980-10-03
SE381108B (sv) 1975-11-24
DE2513061B2 (de) 1977-05-12
JPS50137587A (zh) 1975-10-31
GB1497214A (en) 1978-01-05
DE2513061A1 (de) 1975-10-09
SE7404670L (sv) 1975-10-09

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse