SE340302B - - Google Patents

Info

Publication number
SE340302B
SE340302B SE12494/65A SE1249465A SE340302B SE 340302 B SE340302 B SE 340302B SE 12494/65 A SE12494/65 A SE 12494/65A SE 1249465 A SE1249465 A SE 1249465A SE 340302 B SE340302 B SE 340302B
Authority
SE
Sweden
Prior art keywords
frequency
laser
cell
photo
speed
Prior art date
Application number
SE12494/65A
Other languages
English (en)
Inventor
D Neish
S Botcherby
Original Assignee
Decca Ltd
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 Decca Ltd filed Critical Decca Ltd
Publication of SE340302B publication Critical patent/SE340302B/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
    • G01S17/50—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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
    • G01S13/587—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value using optical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
SE12494/65A 1964-09-28 1965-09-27 SE340302B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB39374/64A GB1113322A (en) 1964-09-28 1964-09-28 Improvements in or relating to doppler velocity measuring apparatus

Publications (1)

Publication Number Publication Date
SE340302B true SE340302B (zh) 1971-11-15

Family

ID=10409210

Family Applications (1)

Application Number Title Priority Date Filing Date
SE12494/65A SE340302B (zh) 1964-09-28 1965-09-27

Country Status (6)

Country Link
US (1) US3442590A (zh)
BE (1) BE670181A (zh)
DE (1) DE1272026B (zh)
GB (1) GB1113322A (zh)
LU (1) LU49539A1 (zh)
SE (1) SE340302B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2221591A (en) * 1988-08-06 1990-02-07 Marconi Gec Ltd Optical vehicle speedometer
GB9026152D0 (en) * 1990-11-30 1991-01-16 Secr Defence Laser radar system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2750834A (en) * 1956-06-19 For determining radiation ratios
US3202960A (en) * 1962-03-28 1965-08-24 Motorola Inc Ultrasonic doppler speed measurement device
GB993072A (en) * 1963-03-21 1965-05-26 Ferranti Ltd Improvements relating to measuring apparatus
US3334537A (en) * 1963-04-29 1967-08-08 Beckman Instruments Inc Light scattering attachment

Also Published As

Publication number Publication date
GB1113322A (en) 1968-05-15
DE1272026B (de) 1968-07-04
LU49539A1 (zh) 1965-11-29
BE670181A (zh) 1966-01-17
US3442590A (en) 1969-05-06

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