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FR2757640B1 - OPTICAL OBJECT SPEED AND / OR DISTANCE MEASUREMENT SYSTEM - Google Patents

OPTICAL OBJECT SPEED AND / OR DISTANCE MEASUREMENT SYSTEM

Info

Publication number
FR2757640B1
FR2757640B1 FR9615934A FR9615934A FR2757640B1 FR 2757640 B1 FR2757640 B1 FR 2757640B1 FR 9615934 A FR9615934 A FR 9615934A FR 9615934 A FR9615934 A FR 9615934A FR 2757640 B1 FR2757640 B1 FR 2757640B1
Authority
FR
France
Prior art keywords
measurement system
distance measurement
object speed
optical object
optical
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 - Lifetime
Application number
FR9615934A
Other languages
French (fr)
Other versions
FR2757640A1 (en
Inventor
Michel Papuchon
Jean Chazelas
Yves Canal
Dominique Delacourt
Sebastien Breugnot
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR9615934A priority Critical patent/FR2757640B1/en
Publication of FR2757640A1 publication Critical patent/FR2757640A1/en
Application granted granted Critical
Publication of FR2757640B1 publication Critical patent/FR2757640B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • 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
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/50—Systems of measurement based on relative movement of target
    • G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/32—Shaping echo pulse signals; Deriving non-pulse signals from echo pulse signals
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4818—Constructional features, e.g. arrangements of optical elements using optical fibres
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/484—Transmitters
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR9615934A 1996-12-24 1996-12-24 OPTICAL OBJECT SPEED AND / OR DISTANCE MEASUREMENT SYSTEM Expired - Lifetime FR2757640B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9615934A FR2757640B1 (en) 1996-12-24 1996-12-24 OPTICAL OBJECT SPEED AND / OR DISTANCE MEASUREMENT SYSTEM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9615934A FR2757640B1 (en) 1996-12-24 1996-12-24 OPTICAL OBJECT SPEED AND / OR DISTANCE MEASUREMENT SYSTEM

Publications (2)

Publication Number Publication Date
FR2757640A1 FR2757640A1 (en) 1998-06-26
FR2757640B1 true FR2757640B1 (en) 1999-04-09

Family

ID=9499070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9615934A Expired - Lifetime FR2757640B1 (en) 1996-12-24 1996-12-24 OPTICAL OBJECT SPEED AND / OR DISTANCE MEASUREMENT SYSTEM

Country Status (1)

Country Link
FR (1) FR2757640B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787588B1 (en) * 1998-12-18 2001-03-16 Thomson Csf LIDAR SYSTEM AND APPLICATION TO A RADAR SYSTEM
FR2867620B1 (en) 2004-03-12 2008-10-24 Thales Sa FREQUENCY OFFSET DEVICE IN A CONTINUOUS LASER SOURCE OPTICAL PATH
FR2867619B1 (en) 2004-03-12 2006-06-23 Thales Sa FREQUENCY OFFSET DEVICE IN A PULSED LASER SOURCE OPTICAL PATH
NL1032435C2 (en) * 2006-09-05 2008-03-06 Maasland Nv Device for automatically milking a dairy animal.
DE102008045366B4 (en) * 2008-09-02 2015-03-12 Carl Zeiss Ag Apparatus and method for speed measurement
JP5736247B2 (en) * 2011-06-23 2015-06-17 株式会社日立製作所 Distance measuring method and apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2543690B1 (en) * 1983-03-29 1986-01-17 Thomson Csf LASER TELEMETRY AND DOPPLER MEASUREMENT SYSTEM WITH PULSE COMPRESSION
US4721385A (en) * 1985-02-11 1988-01-26 Raytheon Company FM-CW laser radar system
US4822164A (en) * 1987-09-30 1989-04-18 Eaton Corporation Optical inspection device and method
US4927263A (en) * 1988-08-15 1990-05-22 The Perkin-Elmer Corporation Position and velocity imaging system using 2-D laser diode array
US5082364A (en) * 1990-08-31 1992-01-21 Russell James T Rf modulated optical beam distance measuring system and method
US5377219A (en) * 1993-10-27 1994-12-27 Geiger; Allen R. Wavelength matched OPO/OPA unit
US5534993A (en) * 1994-06-15 1996-07-09 United Technologies Corporation Dual-wavelength frequency-chirped microwave AMCW ladar system

Also Published As

Publication number Publication date
FR2757640A1 (en) 1998-06-26

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