FR2261542A1 - Aircraft guidance system for landing strip - determines real visibility at all given points in predetermined spatial domain - Google Patents

Aircraft guidance system for landing strip - determines real visibility at all given points in predetermined spatial domain

Info

Publication number
FR2261542A1
FR2261542A1 FR7405788A FR7405788A FR2261542A1 FR 2261542 A1 FR2261542 A1 FR 2261542A1 FR 7405788 A FR7405788 A FR 7405788A FR 7405788 A FR7405788 A FR 7405788A FR 2261542 A1 FR2261542 A1 FR 2261542A1
Authority
FR
France
Prior art keywords
visibility
guidance system
spatial domain
landing strip
predetermined spatial
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.)
Granted
Application number
FR7405788A
Other languages
English (en)
French (fr)
Other versions
FR2261542B3 (enExample
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.)
Safran Aerosystems SAS
Original Assignee
Aerazur Constructions Aeronautiques SA
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 Aerazur Constructions Aeronautiques SA filed Critical Aerazur Constructions Aeronautiques SA
Priority to FR7405788A priority Critical patent/FR2261542A1/fr
Publication of FR2261542A1 publication Critical patent/FR2261542A1/fr
Application granted granted Critical
Publication of FR2261542B3 publication Critical patent/FR2261542B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Traffic Control Systems (AREA)
FR7405788A 1974-02-20 1974-02-20 Aircraft guidance system for landing strip - determines real visibility at all given points in predetermined spatial domain Granted FR2261542A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7405788A FR2261542A1 (en) 1974-02-20 1974-02-20 Aircraft guidance system for landing strip - determines real visibility at all given points in predetermined spatial domain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7405788A FR2261542A1 (en) 1974-02-20 1974-02-20 Aircraft guidance system for landing strip - determines real visibility at all given points in predetermined spatial domain

Publications (2)

Publication Number Publication Date
FR2261542A1 true FR2261542A1 (en) 1975-09-12
FR2261542B3 FR2261542B3 (enExample) 1976-11-26

Family

ID=9135192

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405788A Granted FR2261542A1 (en) 1974-02-20 1974-02-20 Aircraft guidance system for landing strip - determines real visibility at all given points in predetermined spatial domain

Country Status (1)

Country Link
FR (1) FR2261542A1 (enExample)

Cited By (1)

* 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

Cited By (1)

* 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

Also Published As

Publication number Publication date
FR2261542B3 (enExample) 1976-11-26

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Legal Events

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DJ Final judicial decision determining the rights related to a patent