SE319909B - - Google Patents

Info

Publication number
SE319909B
SE319909B SE4885/67A SE488567A SE319909B SE 319909 B SE319909 B SE 319909B SE 4885/67 A SE4885/67 A SE 4885/67A SE 488567 A SE488567 A SE 488567A SE 319909 B SE319909 B SE 319909B
Authority
SE
Sweden
Prior art keywords
counter
target
range
reset
zero
Prior art date
Application number
SE4885/67A
Other languages
English (en)
Inventor
R Farnsworth
E Kapp
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of SE319909B publication Critical patent/SE319909B/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
    • 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
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/103—Systems for measuring distance only using transmission of interrupted, pulse modulated waves particularities of the measurement of the distance
    • 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
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/14—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
    • G01S13/16—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 using counters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Radar Systems Or Details Thereof (AREA)
SE4885/67A 1966-04-08 1967-04-07 SE319909B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54121866A 1966-04-08 1966-04-08

Publications (1)

Publication Number Publication Date
SE319909B true SE319909B (fr) 1970-01-26

Family

ID=24158670

Family Applications (1)

Application Number Title Priority Date Filing Date
SE4885/67A SE319909B (fr) 1966-04-08 1967-04-07

Country Status (6)

Country Link
US (1) US3545861A (fr)
CH (1) CH458765A (fr)
DE (1) DE1623451B1 (fr)
GB (1) GB1180126A (fr)
NL (1) NL6705015A (fr)
SE (1) SE319909B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743419A (en) * 1969-07-09 1973-07-03 Bofors Ab Ranging system
US3645624A (en) * 1970-07-07 1972-02-29 Perkin Elmer Corp Range-measuring method and apparatus
US3661459A (en) * 1970-09-10 1972-05-09 Mitsubishi Electric Corp System for preventing collision of vehicles
US3757327A (en) * 1971-12-29 1973-09-04 Bonzer Inc Radar presence detection at preselected range
US3951549A (en) * 1974-08-20 1976-04-20 The United States Of America As Represented By The Secretary Of The Interior Transmitter-receiver system
US3968491A (en) * 1974-11-25 1976-07-06 The United States Of America As Represented By The Secretary Of The Navy Radar rangemeter
US4153366A (en) * 1977-06-21 1979-05-08 The Charles Stark Draper Laboratory, Inc. Rangefinding system
US4159873A (en) * 1977-09-27 1979-07-03 Hughes Aircraft Company Rangefinder and digital single shot circuit
FR2677455B1 (fr) * 1983-10-07 1994-03-04 Thomson Csf Procede et dispositif de telemetrie numerique et radar comportant un tel dispositif.
GB8418213D0 (en) * 1984-07-17 1984-08-22 Fisco Electronics Ltd Distance sensing
US5050986A (en) * 1990-06-05 1991-09-24 Motorola, Inc. Synchronization system for controlling switches
DE4304290C1 (de) * 1993-02-12 1994-03-03 Sick Optik Elektronik Erwin Vorrichtung zur Messung der Laufzeit von elektromagnetischen Wellen
EP0759149A4 (fr) * 1994-05-09 1998-11-11 Robin H Hines Systeme et appareil portatif utilises pour mesurer des distances
US5574552A (en) * 1995-01-19 1996-11-12 Laser Technology, Inc. Self-calibrating precision timing circuit and method for a laser range finder
US5898484A (en) * 1997-05-30 1999-04-27 Harris; Steven E. Hand-held distance-measurement device with an enhanced viewfinder
US7965384B2 (en) * 2007-09-27 2011-06-21 Omron Scientific Technologies, Inc. Clutter rejection in active object detection systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421018A (en) * 1943-02-27 1947-05-27 Standard Telephones Cables Ltd Radio detection system
US3142058A (en) * 1961-06-12 1964-07-21 Radiation Inc Aural indicating doppler radar
US3222671A (en) * 1962-09-13 1965-12-07 Matteo Paul L Di Ranging-blanking circuit
US3409368A (en) * 1964-01-07 1968-11-05 Martin Marietta Corp Ranging device

Also Published As

Publication number Publication date
US3545861A (en) 1970-12-08
DE1623451B1 (de) 1971-09-30
NL6705015A (fr) 1967-10-09
GB1180126A (en) 1970-02-04
CH458765A (de) 1968-06-30

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