SE323232B - Anordning för mätning av gränsavståndet för sikt vid dimma - Google Patents

Anordning för mätning av gränsavståndet för sikt vid dimma

Info

Publication number
SE323232B
SE323232B SE16751/67A SE1675167A SE323232B SE 323232 B SE323232 B SE 323232B SE 16751/67 A SE16751/67 A SE 16751/67A SE 1675167 A SE1675167 A SE 1675167A SE 323232 B SE323232 B SE 323232B
Authority
SE
Sweden
Prior art keywords
fog
visibility
measuring
boundary distance
boundary
Prior art date
Application number
SE16751/67A
Other languages
English (en)
Swedish (sv)
Inventor
P Rouet
Original Assignee
Acec
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 Acec filed Critical Acec
Publication of SE323232B publication Critical patent/SE323232B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00—Ground or aircraft-carrier-deck installations
    • B64F1/18—Visual or acoustic landing aids
    • B64F1/20—Arrangement of optical beacons
    • 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
    • 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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/12—Systems for determining distance or velocity not using reflection or reradiation using electromagnetic waves other than radio waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Electromagnetism (AREA)
  • Remote Sensing (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
SE16751/67A 1964-10-14 1967-12-06 Anordning för mätning av gränsavståndet för sikt vid dimma SE323232B (sv)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
BE654344A BE654344A (fr) 1964-10-14 1964-10-14 Installation de mesure de la distance limite de visibilité dans le brouillard
BE662165A BE662165A (fr) 1964-10-14 1965-04-07 Installation de mesure de la distance limite de visibilité dans le brouillard
BE37181 1966-12-14
BE691170 1966-12-14
BE49331 1967-10-09

Publications (1)

Publication Number Publication Date
SE323232B true SE323232B (sv) 1970-04-27

Family

ID=74493079

Family Applications (2)

Application Number Title Priority Date Filing Date
SE224565D SE224565C1 (sv) 1964-10-14 Anordning för mätning av gränsavståndet för sikt vid dimma
SE16751/67A SE323232B (sv) 1964-10-14 1967-12-06 Anordning för mätning av gränsavståndet för sikt vid dimma

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE224565D SE224565C1 (sv) 1964-10-14 Anordning för mätning av gränsavståndet för sikt vid dimma

Country Status (10)

Country Link
US (2) US3501239A (xx)
BE (4) BE654344A (xx)
CA (2) CA852469A (xx)
CH (2) CH454485A (xx)
DE (1) DE1531481A1 (xx)
FR (2) FR1459336A (xx)
GB (2) GB1118348A (xx)
LU (2) LU49597A1 (xx)
NL (2) NL6513291A (xx)
SE (2) SE323232B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4010357A (en) * 1975-12-08 1977-03-01 The United States Of America As Represented By The Secretary Of The Department Of Transportation Analog visibility computer
SE404848B (sv) * 1976-11-03 1978-10-30 Asea Ab Anordning for siktmetning
EP0044589B1 (fr) * 1980-07-17 1986-09-10 Paul Rouet Installation de mesure de la limite de visibilité dans le brouillard
US4614429A (en) * 1984-05-14 1986-09-30 The United States Of America As Represented By The Secretary Of The Air Force Atmospheric contrast transmittance monitor
JP5618346B2 (ja) * 2010-01-26 2014-11-05 ローム株式会社 携帯電話機
CN102175613B (zh) 2011-01-26 2012-11-14 南京大学 基于图像亮度特征的ptz视频能见度检测方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126521A (en) * 1964-03-24 Visibility measurement
US2648723A (en) * 1948-12-30 1953-08-11 Rca Corp Inspection system
DE1128301B (de) * 1960-07-13 1962-04-19 Fritz Herzog Verfahren und Vorrichtung zur Bestimmung der Sichtweite auf Landebahnen
DE1241639B (de) * 1964-07-18 1967-06-01 Impulsphysik Gmbh Verfahren und Vorrichtung zur Bestimmung der Sichtweite auf Landebahnen

Also Published As

Publication number Publication date
BE662165A (fr) 1965-08-02
SE224565C1 (sv) 1969-01-21
LU49597A1 (fr) 1965-12-06
CA780626A (en) 1968-03-19
BE654344A (fr) 1965-04-14
FR94472E (fr) 1969-08-22
NL6513291A (nl) 1966-04-15
DE1531481A1 (de) 1969-12-11
CH454485A (fr) 1968-04-15
LU55073A1 (fr) 1968-03-04
US3572949A (en) 1971-03-30
CH488199A (fr) 1970-03-31
GB1195580A (en) 1970-06-17
DE1456119B2 (de) 1972-12-07
BE704838R (fr) 1968-02-15
BE691170R (fr) 1967-05-16
CA852469A (en) 1970-09-29
GB1118348A (en) 1968-07-03
NL6717063A (nl) 1968-06-17
US3501239A (en) 1970-03-17
DE1456119A1 (de) 1968-12-05
FR1459336A (fr) 1966-04-29

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