BE812068A - Dispositif de mesure d'un ecart angulaire par detection heterodyne - Google Patents

Dispositif de mesure d'un ecart angulaire par detection heterodyne

Info

Publication number
BE812068A
BE812068A BE141810A BE141810A BE812068A BE 812068 A BE812068 A BE 812068A BE 141810 A BE141810 A BE 141810A BE 141810 A BE141810 A BE 141810A BE 812068 A BE812068 A BE 812068A
Authority
BE
Belgium
Prior art keywords
measuring
angular deviation
heterodyne detection
heterodyne
detection
Prior art date
Application number
BE141810A
Other languages
English (en)
French (fr)
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 BE812068A publication Critical patent/BE812068A/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
    • G01S17/06—Systems determining position data of a 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
    • 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
    • G01S7/491—Details of non-pulse systems
    • G01S7/4912—Receivers
    • G01S7/4917—Receivers superposing optical signals in a photodetector, e.g. optical heterodyne detection

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)
BE141810A 1973-04-04 1974-03-08 Dispositif de mesure d'un ecart angulaire par detection heterodyne BE812068A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7312068A FR2224765B1 (xx) 1973-04-04 1973-04-04

Publications (1)

Publication Number Publication Date
BE812068A true BE812068A (fr) 1974-07-01

Family

ID=9117388

Family Applications (1)

Application Number Title Priority Date Filing Date
BE141810A BE812068A (fr) 1973-04-04 1974-03-08 Dispositif de mesure d'un ecart angulaire par detection heterodyne

Country Status (7)

Country Link
US (1) US3939342A (xx)
BE (1) BE812068A (xx)
CA (1) CA1024235A (xx)
DE (1) DE2414419C3 (xx)
FR (1) FR2224765B1 (xx)
GB (1) GB1468839A (xx)
NL (1) NL162480C (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2828835C2 (de) * 1978-06-30 1984-10-11 Siemens AG, 1000 Berlin und 8000 München Laser-Entfernungsmeßsystem mit Überlagerungsempfang
US4305666A (en) * 1979-10-24 1981-12-15 Massachusetts Institute Of Technology Optical heterodyne detection system and method
DE3219533A1 (de) * 1982-05-25 1983-12-08 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Einrichtung zur detektion von bewegten zielen
US4559445A (en) * 1983-10-04 1985-12-17 The United States Of America As Represented By The Secretary Of The Air Force Wide angle optical transmitter/receiver
US4940331A (en) * 1986-09-24 1990-07-10 The United States Of America As Represented By The United States Department Of Energy Heterodyne laser instantaneous frequency measurement system
US4798467A (en) * 1986-09-24 1989-01-17 The United States Department Of Energy Heterodyne laser instantaneous frequency measurement system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3409369A (en) * 1964-04-30 1968-11-05 Honeywell Inc Laser radar
US3500050A (en) * 1967-01-30 1970-03-10 Hycon Mfg Co Image motion detector and stabilizer
US3497697A (en) * 1967-11-01 1970-02-24 Hughes Aircraft Co Local oscillator reference tracking system (lorts)
US3698811A (en) * 1970-12-18 1972-10-17 Ltv Aerospace Corp Distance ranging system
BE791926A (fr) * 1971-12-03 1973-05-28 D Comp Gen Telemetre a effet doppler et a frequence modulee

Also Published As

Publication number Publication date
NL7404037A (xx) 1974-10-08
DE2414419A1 (de) 1974-11-07
FR2224765B1 (xx) 1977-09-02
DE2414419C3 (de) 1978-05-24
DE2414419B2 (de) 1977-09-29
CA1024235A (en) 1978-01-10
NL162480C (nl) 1980-05-16
GB1468839A (en) 1977-03-30
US3939342A (en) 1976-02-17
NL162480B (nl) 1979-12-17
FR2224765A1 (xx) 1974-10-31

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: S.A. DE TELECOMMUNICATIONS

Effective date: 19850308