BE549034A - - Google Patents

Info

Publication number
BE549034A
BE549034A BE549034DA BE549034A BE 549034 A BE549034 A BE 549034A BE 549034D A BE549034D A BE 549034DA BE 549034 A BE549034 A BE 549034A
Authority
BE
Belgium
Application number
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.)
Publication of BE549034A publication Critical patent/BE549034A/xx

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G5/00Traffic control systems for aircraft
    • G08G5/20Arrangements for acquiring, generating, sharing or displaying traffic information
    • G08G5/21Arrangements for acquiring, generating, sharing or displaying traffic information located onboard the aircraft
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • G01N21/49Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/538Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S1/00Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S17/00Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88Lidar systems specially adapted for specific applications
    • G01S17/95Lidar systems specially adapted for specific applications for meteorological use
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/12Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G5/00Traffic control systems for aircraft
    • G08G5/50Navigation or guidance aids
    • G08G5/54Navigation or guidance aids for approach or landing
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10Information 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)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Traffic Control Systems (AREA)
BE549034D 1955-10-17 BE549034A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR794472X 1955-10-17

Publications (1)

Publication Number Publication Date
BE549034A true BE549034A (enrdf_load_html_response)

Family

ID=9234115

Family Applications (1)

Application Number Title Priority Date Filing Date
BE549034D BE549034A (enrdf_load_html_response) 1955-10-17

Country Status (3)

Country Link
BE (1) BE549034A (enrdf_load_html_response)
DE (1) DE1024809B (enrdf_load_html_response)
GB (1) GB794472A (enrdf_load_html_response)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB849102A (en) * 1955-09-23 1960-09-21 Nat Res Dev Improvements in or relating to fog detecting and like visibility measuring systems
DE1128684B (de) * 1957-05-22 1962-04-26 Tno Verfahren zur Nachtsichtmessung
FR1257697A (fr) * 1960-02-22 1961-04-07 Compteurs Comp D Perfectionnements à la mesure de la densité moyenne de l'atmosphère
DE1213747B (de) * 1960-09-27 1966-03-31 Edgerton Optisches Landesystem
DE1243987B (de) 1961-01-09 1967-07-06 Anciens Ets Barbier Optisches Anflugleitsystem fuer Luftfahrzeuge
US3299769A (en) * 1963-03-08 1967-01-24 Donald J Byers Method and means for ascertaining visibility conditions
US3519354A (en) * 1965-06-17 1970-07-07 Sperry Rand Corp System for measuring extinction coefficients in the atmosphere utilizing backscattered signals
US3510225A (en) * 1966-05-31 1970-05-05 Stanford Research Inst Visibility indicating system
DE1648240C2 (de) * 1967-09-12 1971-12-30 Impulsphysik Gmbh Lichtimpulssender fuer Wolkenhoehenmesser
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
GB2510617B (en) * 2013-02-10 2014-12-31 Lawrence Alan Hisscott Sensor System for Assessing Visual Range on a Runway

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR846239A (fr) * 1938-11-19 1939-09-12 Cfcmug Altimètre optique

Also Published As

Publication number Publication date
DE1024809B (de) 1958-02-20
GB794472A (en) 1958-05-07

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