SE340824B - - Google Patents

Info

Publication number
SE340824B
SE340824B SE14701/68A SE1470168A SE340824B SE 340824 B SE340824 B SE 340824B SE 14701/68 A SE14701/68 A SE 14701/68A SE 1470168 A SE1470168 A SE 1470168A SE 340824 B SE340824 B SE 340824B
Authority
SE
Sweden
Prior art keywords
frequency
oscillator
mixer
wave
measuring
Prior art date
Application number
SE14701/68A
Other languages
English (en)
Inventor
P Girault
Original Assignee
Csf
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 Csf filed Critical Csf
Publication of SE340824B publication Critical patent/SE340824B/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
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S17/36—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
    • 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
    • G01S13/40—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal wherein the frequency of transmitted signal is adjusted to give a predetermined phase relationship
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S15/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
SE14701/68A 1967-10-31 1968-10-30 SE340824B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR126610 1967-10-31

Publications (1)

Publication Number Publication Date
SE340824B true SE340824B (de) 1971-12-06

Family

ID=8641078

Family Applications (1)

Application Number Title Priority Date Filing Date
SE14701/68A SE340824B (de) 1967-10-31 1968-10-30

Country Status (8)

Country Link
US (1) US3577144A (de)
CA (1) CA921155A (de)
CH (1) CH491392A (de)
DE (1) DE1805993A1 (de)
FR (1) FR1552029A (de)
GB (1) GB1248211A (de)
NL (1) NL6815020A (de)
SE (1) SE340824B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778160A (en) * 1970-12-18 1973-12-11 Martin Marietta Corp Electronic distance measuring device and method
FR2286390A1 (fr) * 1974-09-27 1976-04-23 Snecma Procede et dispositif de correlation utilisables dans un radar a effet doppler
CH634419A5 (de) * 1978-10-11 1983-01-31 Kern & Co Ag Verfahren zur elektrooptischen distanzmessung, sowie vorrichtung zur durchfuehrung des verfahrens.
US4580251A (en) * 1983-11-09 1986-04-01 Honeywell Inc. Ultrasonic distance sensor
US4596006A (en) * 1984-03-16 1986-06-17 Honeywell Inc. Ultrasonic object detector
US4757745A (en) * 1987-02-26 1988-07-19 Vickers, Incorporated Microwave antenna and dielectric property change frequency compensation system in electrohydraulic servo with piston position control
FR2675907B1 (fr) * 1991-04-29 1993-11-19 Alcatel Alsthom Cie Gle Electric Systeme de mesure de distances a echo avec dispositif de calibration.
US5138322A (en) * 1991-08-20 1992-08-11 Matrix Engineering, Inc. Method and apparatus for radar measurement of ball in play
US5867125A (en) * 1995-12-20 1999-02-02 Cluff; Larry A. Incremental phase and distance measurement through digital phase signature comparison
DE19856876B4 (de) * 1997-12-10 2005-02-10 Delphi Automotive Systems Deutschland Gmbh Ultraschallsensoreinrichtung sowie Verfahren für eine berührungslose Erfassung von Objekten
US11486993B2 (en) * 2019-01-31 2022-11-01 Honda Motor Co., Ltd. Resonance based distance estimation and identification

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2594263A (en) * 1948-01-21 1952-04-22 Philco Corp Automatic frequency control system
US3216010A (en) * 1952-11-04 1965-11-02 Conrad W Roeschke Range indicating system
US2929057A (en) * 1957-01-31 1960-03-15 Lear Inc Frequency modulation altimeter
FR1402826A (fr) * 1965-10-29 1965-06-18 Geophysique Cie Gle Perfectionnements à la mesure des distances au moyen d'ondes électro-magnétiques

Also Published As

Publication number Publication date
CH491392A (fr) 1970-05-31
NL6815020A (de) 1969-05-02
GB1248211A (en) 1971-09-29
FR1552029A (de) 1969-01-03
DE1805993A1 (de) 1969-07-10
US3577144A (en) 1971-05-04
CA921155A (en) 1973-02-13

Similar Documents

Publication Publication Date Title
US2532546A (en) Moving target indicating system
US2966090A (en) Optical distance measuring device
GB1099917A (en) Apparatus for providing a measure of the distance between two spaced points
FR1552029A (de)
GB600945A (en) Improvements in and relating to pulse radar object locating systems
US2977568A (en) Frequency-modulated echo ranging equipment
GB1317405A (en) Homodyne doppler radar with increased target sensitivity
GB1266071A (de)
GB1131211A (en) A method of converting the phase angle of an electrical signal into a frequency or conversely, and a circuit arrangement for performing the same
GB1376793A (en) Frequency modulation telemeter for measuring speed
US3778830A (en) Vibration compensation for range direction finder
GB626236A (en) Improvements in or relating to radar systems
US2429623A (en) Pulse distance measuring system
US2677126A (en) Wave signaling system
GB1323318A (en) Doppler effect frequency monitoring system
GB1434532A (en) Multiple frequency continuous wave radars
GB1251362A (de)
GB1154149A (en) Improvements in or relating to Distance Measuring Systems using Electromagnetic Waves.
US3189899A (en) Continuous wave radar systems
US2765460A (en) Automatic frequency control for radar test apparatus
US2544293A (en) Frequency-modulated radar system of superheterodyne type
GB1219202A (en) Radio frequency electrical detecting means
GB1000520A (en) Improvements in radar systems
JPS55125464A (en) Short-distance radar system
GB1152516A (en) Improvements in or relating to Distance Measuring Apparatus