SE327731B - - Google Patents

Info

Publication number
SE327731B
SE327731B SE09183/62A SE918362A SE327731B SE 327731 B SE327731 B SE 327731B SE 09183/62 A SE09183/62 A SE 09183/62A SE 918362 A SE918362 A SE 918362A SE 327731 B SE327731 B SE 327731B
Authority
SE
Sweden
Prior art keywords
echo
pulse
pulses
aug
distance measuring
Prior art date
Application number
SE09183/62A
Other languages
English (en)
Inventor
W Stedtnitz
Original Assignee
Bofors Ab
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 Bofors Ab filed Critical Bofors Ab
Publication of SE327731B publication Critical patent/SE327731B/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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
    • 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
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/14—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/50—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being pulse modulated and the time difference of their arrival being measured
    • 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
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/12—Provision for actuation of an alarm
    • G01T7/125—Alarm- or controlling circuits using ionisation chambers, proportional counters or Geiger-Mueller tubes, also functioning as UV detectors
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/21—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/76—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using magnetic cores or ferro-electric capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Automation & Control Theory (AREA)
  • Manufacturing & Machinery (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Treating Waste Gases (AREA)
SE09183/62A 1961-08-24 1962-08-24 SE327731B (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEA38178A DE1212588B (de) 1961-08-24 1961-08-24 Elektronischer Zaehler
US21934562A 1962-08-24 1962-08-24
US411665A US3271730A (en) 1961-08-24 1964-10-22 Electrical counting mechanism

Publications (1)

Publication Number Publication Date
SE327731B true SE327731B (de) 1970-08-31

Family

ID=27208896

Family Applications (1)

Application Number Title Priority Date Filing Date
SE09183/62A SE327731B (de) 1961-08-24 1962-08-24

Country Status (6)

Country Link
US (2) US3271730A (de)
CH (1) CH422057A (de)
DE (1) DE1212588B (de)
GB (2) GB1024122A (de)
NO (1) NO119239B (de)
SE (1) SE327731B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706961A (en) * 1969-05-02 1972-12-19 Nippon Electronics Co Ltd Automatic alarm system
US3681523A (en) * 1970-08-13 1972-08-01 Ampex Transport controller
US4254482A (en) * 1979-03-14 1981-03-03 Np Industries, Inc. Echo location system which provides for measuring liquid level and flow rate and flow volume of flowing liquids
JPS5585272A (en) * 1978-12-22 1980-06-27 Kooa Denshi Kogyo Kk Body confirming device
US4569037A (en) * 1983-02-23 1986-02-04 Blackwelders Apparatus for determining the distance from a predetermined point to a target

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017084A (en) * 1954-11-26 1962-01-16 Raytheon Co Magnetic core shift register
GB811440A (en) * 1957-12-05 1959-04-08 Marconi Wireless Telegraph Co Improvements in or relating to subaqueous echo sounders
NL128505C (de) * 1956-03-20
US2931570A (en) * 1957-06-14 1960-04-05 Johnstone Charles Wilkin N2 scaler
US3062440A (en) * 1957-12-18 1962-11-06 Ibm Multistable magnetic core accumulator
US3061812A (en) * 1959-09-28 1962-10-30 Jetronic Ind Inc Pulse type depth sounder
US3204099A (en) * 1961-05-10 1965-08-31 Eberline Instr Corp Alpha particle counter and integrating circuit arrangement

Also Published As

Publication number Publication date
GB1024122A (en) 1966-03-30
NO119239B (de) 1970-04-20
GB1024121A (en) 1966-03-30
US3271730A (en) 1966-09-06
CH422057A (de) 1966-10-15
DE1212588B (de) 1966-03-17
US3258753A (en) 1966-06-28

Similar Documents

Publication Publication Date Title
GB1237134A (en) Ranging device
ES346849A1 (es) Un aparato de medida de niveles por reflexion de impulsos ultrasonoros.
GB1125789A (en) A radar equipment with clutter reduction means
GB1362880A (en) Detecting means
GB1071635A (en) Ultrasonic position sensing equipment
SE327731B (de)
FR1515000A (fr) Perfectionnements aux radars doppler cohérents à impulsions
GB1274402A (en) Improvements in or relating to devices for measuring the duration of an electrical pulse
GB1055417A (en) Synchronous time interval detector
NL154010B (nl) Pulsdopplerradarontvanger.
ES238043A1 (es) Perfeccionamientos en sistemas de radar pulsatorios
GB1077659A (en) Radar spectrum analyzer
JPS5396797A (en) Self-diagnosis apparatus of radar receiving system
GB965077A (en) Improvements in a method of and apparatus for measuring the muzzle velocity of a projectile
AT272406B (de) Verstärker für dreiwertige Impulssignale, deren Impulse an durch eine Taktfrequenz bestimmten Zeitpunkten auftreten und bei denen die Spitzenwerte der Impulse nur isoliert vorkommen
GB1511382A (en) Radar apparatus
GB1297086A (de)
FR1605368A (en) Pulsed doppler radar has several channels - which are scanned successively by grid switches using triggering pulses
GB844878A (en) Improvements in apparatus for ascertaining the level of a surface of a body of liquid
SU377764A1 (ru) УСТРОЙСТВО дл СЛЕДЯЩЕЙ РАЗВЕРТКИ
GB1121904A (en) Apparatus for testing tubes or rods by ultrasonics
GB1007516A (en) Improvements in or relating to apparatus for producing coded signals
GB1063064A (en) Radar apparatus
CA656327A (en) Pulse generating system for generating accurately spaced timing pulses
FR1438257A (fr) Perfectionnements aux radars doppler à impulsions