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FR2764745B1 - Detection heterodyne a champ elargi - Google Patents

Detection heterodyne a champ elargi

Info

Publication number
FR2764745B1
FR2764745B1 FR9707504A FR9707504A FR2764745B1 FR 2764745 B1 FR2764745 B1 FR 2764745B1 FR 9707504 A FR9707504 A FR 9707504A FR 9707504 A FR9707504 A FR 9707504A FR 2764745 B1 FR2764745 B1 FR 2764745B1
Authority
FR
France
Prior art keywords
extended field
heterodyne detection
heterodyne
detection
extended
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
FR9707504A
Other languages
English (en)
Other versions
FR2764745A1 (fr
Inventor
Sebastien Breugnot
Paul Thibout
Laurent Collot
Dominique Delacourt
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 FR9707504A priority Critical patent/FR2764745B1/fr
Publication of FR2764745A1 publication Critical patent/FR2764745A1/fr
Application granted granted Critical
Publication of FR2764745B1 publication Critical patent/FR2764745B1/fr
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
    • 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
    • G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
    • G01S7/4812—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver transmitted and received beams following a coaxial path
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR9707504A 1997-06-17 1997-06-17 Detection heterodyne a champ elargi Expired - Lifetime FR2764745B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9707504A FR2764745B1 (fr) 1997-06-17 1997-06-17 Detection heterodyne a champ elargi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9707504A FR2764745B1 (fr) 1997-06-17 1997-06-17 Detection heterodyne a champ elargi

Publications (2)

Publication Number Publication Date
FR2764745A1 FR2764745A1 (fr) 1998-12-18
FR2764745B1 true FR2764745B1 (fr) 1999-08-27

Family

ID=9508070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9707504A Expired - Lifetime FR2764745B1 (fr) 1997-06-17 1997-06-17 Detection heterodyne a champ elargi

Country Status (1)

Country Link
FR (1) FR2764745B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298280A (en) * 1979-09-25 1981-11-03 Massachusetts Institute Of Technology Infrared radar system
DE3806608A1 (de) * 1987-03-18 1988-09-29 Deutsches Textilforschzentrum Verfahren zur geschwindigkeits- und/oder laengenmessung von endlosen textilen warenbahnen sowie vorrichtung zur durchfuehrung des verfahrens
US4875769A (en) * 1988-01-22 1989-10-24 Rockwell International Corporation Velocimeter for a printing press web
US5170218A (en) * 1991-03-29 1992-12-08 Raytheon Company Apparatus and method for detecting wind direction
US5164784A (en) * 1992-01-17 1992-11-17 The Boeing Company CW doppler lidar
US5610705A (en) * 1995-02-16 1997-03-11 Northrop Grumman Corporation Doppler velocimeter

Also Published As

Publication number Publication date
FR2764745A1 (fr) 1998-12-18

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