BE694087A - - Google Patents

Info

Publication number
BE694087A
BE694087A BE694087DA BE694087A BE 694087 A BE694087 A BE 694087A BE 694087D A BE694087D A BE 694087DA BE 694087 A BE694087 A BE 694087A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE694087A publication Critical patent/BE694087A/xx

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • 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
    • 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
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G02F2/002—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light using optical mixing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Navigation (AREA)
BE694087D 1966-02-16 1967-02-15 BE694087A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6902/66A GB1173772A (en) 1966-02-16 1966-02-16 Improvements in or relating to Vibration Responsive Apparatus

Publications (1)

Publication Number Publication Date
BE694087A true BE694087A (nl) 1967-07-17

Family

ID=9822917

Family Applications (1)

Application Number Title Priority Date Filing Date
BE694087D BE694087A (nl) 1966-02-16 1967-02-15

Country Status (6)

Country Link
US (1) US3482436A (nl)
BE (1) BE694087A (nl)
DE (1) DE1623410B2 (nl)
GB (1) GB1173772A (nl)
NL (2) NL6702275A (nl)
SE (1) SE331493B (nl)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5632569B2 (nl) * 1973-08-17 1981-07-29
US3879988A (en) * 1973-12-19 1975-04-29 Gen Electric Optical comparator for measuring vibration on a rotating object
GB1513249A (en) * 1974-09-03 1978-06-07 Decca Ltd Remote movement detector
GB1513882A (en) * 1975-05-30 1978-06-14 Decca Ltd Optical detecting system
US4180328A (en) * 1976-07-06 1979-12-25 United Kingdom Atomic Energy Authority Interferometer which corrects for spurious vibrations
US4170397A (en) * 1976-12-16 1979-10-09 Decca Limited Vibratile optical boresight
FR2556841B1 (fr) * 1983-12-14 1986-07-11 Onera (Off Nat Aerospatiale) Procede et dispositif de velocimetrie laser doppler a detection homodyne
JPS61169820A (ja) * 1985-01-22 1986-07-31 Hoya Corp 直交偏波型光周波数シフタ
CH668488A5 (de) * 1985-06-12 1988-12-30 Kern & Co Ag Elektrooptisches distanzmessgeraet.
US4751382A (en) * 1986-09-23 1988-06-14 Reiton, Limited Laser sensor with encoded laser output signal
DE3807004A1 (de) * 1987-03-02 1988-09-15 Olympus Optical Co Ultraschall-behandlungsgeraet
DE3842061A1 (de) * 1988-12-14 1990-06-21 Manfred Band Verfahren zur feststellung mechanischer defekte in sproedstoff-formteilen, insbesondere keramiksubstratplatten
FR2641872B1 (fr) * 1989-01-18 1991-10-11 Clausin Jacques Systeme de localisation d'helicopteres dissimules derriere un ecran vegetal
US5070483A (en) * 1990-01-12 1991-12-03 Shell Oil Company Remote seismic sensing
US5327216A (en) * 1992-09-18 1994-07-05 Shell Oil Company Apparatus for remote seismic sensing of array signals using side-by-side retroreflectors
US5289434A (en) * 1992-09-18 1994-02-22 Shell Oil Company Retroreflector apparatus for remote seismic sensing
US5317383A (en) * 1992-09-18 1994-05-31 Shell Oil Company Array retroreflector apparatus for remote seismic sensing
US5520052A (en) * 1994-02-10 1996-05-28 The United States Of America As Represented By The United States Department Of Energy Method and apparatus for determining material structural integrity
DE19801959A1 (de) * 1998-01-21 1999-07-22 Polytec Gmbh Optischer Aufbau zur berührungslosen Schwingungsmessung
CN101556185B (zh) * 2009-04-15 2011-01-26 中国科学院上海光学精密机械研究所 双重频移激光多普勒振动测量装置
US10222253B2 (en) * 2015-07-14 2019-03-05 Lawrence Livermore National Security, Llc UV laser based stand-off acoustic sensor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3360987A (en) * 1964-07-03 1968-01-02 Gen Precision Inc Optical radar system

Also Published As

Publication number Publication date
GB1173772A (en) 1969-12-10
DE1623410A1 (de) 1971-03-25
DE1623410C3 (nl) 1974-09-19
NL133616C (nl)
NL6702275A (nl) 1967-08-17
US3482436A (en) 1969-12-09
DE1623410B2 (de) 1974-02-14
SE331493B (nl) 1971-01-04

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: DECCA LTD

Effective date: 19870215