FR2897949B1 - Systeme de caracterisation d'une surface routiere - Google Patents

Systeme de caracterisation d'une surface routiere

Info

Publication number
FR2897949B1
FR2897949B1 FR0650635A FR0650635A FR2897949B1 FR 2897949 B1 FR2897949 B1 FR 2897949B1 FR 0650635 A FR0650635 A FR 0650635A FR 0650635 A FR0650635 A FR 0650635A FR 2897949 B1 FR2897949 B1 FR 2897949B1
Authority
FR
France
Prior art keywords
characterizing
road surface
road
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
FR0650635A
Other languages
English (en)
Other versions
FR2897949A1 (fr
Inventor
Stephane Geronimi
Jean Pierre Colinot
Jean Taboury
Jean Louis Meyzonnette
Frederic Capmas
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles 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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0650635A priority Critical patent/FR2897949B1/fr
Publication of FR2897949A1 publication Critical patent/FR2897949A1/fr
Application granted granted Critical
Publication of FR2897949B1 publication Critical patent/FR2897949B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01N21/21—Polarisation-affecting properties
    • 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
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/80—Exterior conditions
    • B60G2400/82—Ground surface
    • 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
    • G01N21/21—Polarisation-affecting properties
    • G01N2021/217—Measuring depolarisation or comparing polarised and depolarised parts of light
    • 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
    • G01N21/55—Specular reflectivity
    • G01N2021/551—Retroreflectance
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR0650635A 2006-02-24 2006-02-24 Systeme de caracterisation d'une surface routiere Expired - Fee Related FR2897949B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0650635A FR2897949B1 (fr) 2006-02-24 2006-02-24 Systeme de caracterisation d'une surface routiere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0650635A FR2897949B1 (fr) 2006-02-24 2006-02-24 Systeme de caracterisation d'une surface routiere

Publications (2)

Publication Number Publication Date
FR2897949A1 FR2897949A1 (fr) 2007-08-31
FR2897949B1 true FR2897949B1 (fr) 2008-05-30

Family

ID=36975314

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0650635A Expired - Fee Related FR2897949B1 (fr) 2006-02-24 2006-02-24 Systeme de caracterisation d'une surface routiere

Country Status (1)

Country Link
FR (1) FR2897949B1 (fr)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904293A (en) * 1973-12-06 1975-09-09 Sherman Gee Optical method for surface texture measurement
JPS6015532A (ja) * 1983-07-07 1985-01-26 Nippon Doro Kodan 路上水面測定装置
DE4300896C1 (de) * 1993-01-15 1994-04-21 Holger Dipl Ing Oldenettel Verfahren und Vorrichtung zur Ermittlung des Fahrbahnoberflächenzustandes
JPH08193944A (ja) * 1995-01-19 1996-07-30 Tohoku Electric Power Co Inc 路面状態検出装置
JP3467991B2 (ja) * 1996-09-24 2003-11-17 オムロン株式会社 路面状態判別装置およびこの装置が搭載された車輌、ならびにこの装置を用いた路面情報管理システム
JPH10206314A (ja) * 1997-01-27 1998-08-07 Takuwa:Kk 路面状況の測定方法およびその装置
DE19956928C2 (de) * 1999-11-26 2001-10-18 Bayerische Motoren Werke Ag Verfahren und Vorrichtung zur Bestimmung des Zustands einer Fahrbahnoberfläche
NZ568833A (en) * 2003-03-14 2009-05-31 Liwas Aps Life Warning System A device for detection of road surface condition
JP2005043240A (ja) * 2003-07-23 2005-02-17 Mitsubishi Electric Corp 路面状態検出センサ

Also Published As

Publication number Publication date
FR2897949A1 (fr) 2007-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20121031