NL27465C - - Google Patents

Info

Publication number
NL27465C
NL27465C NL52402A NL52402A NL27465C NL 27465 C NL27465 C NL 27465C NL 52402 A NL52402 A NL 52402A NL 52402 A NL52402 A NL 52402A NL 27465 C NL27465 C NL 27465C
Authority
NL
Netherlands
Application number
NL52402A
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
Application granted granted Critical
Publication of NL27465C publication Critical patent/NL27465C/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
    • 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
    • G01S15/101—Particularities of the measurement of distance

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NL52402A 1929-07-29 1930-07-01 NL27465C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US381970A US2009459A (en) 1929-07-29 1929-07-29 Distance and depth finding

Publications (1)

Publication Number Publication Date
NL27465C true NL27465C (fr) 1930-08-01

Family

ID=23507044

Family Applications (1)

Application Number Title Priority Date Filing Date
NL52402A NL27465C (fr) 1929-07-29 1930-07-01

Country Status (5)

Country Link
US (1) US2009459A (fr)
DE (1) DE666178C (fr)
FR (1) FR698603A (fr)
GB (2) GB363319A (fr)
NL (1) NL27465C (fr)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731626A (en) * 1956-01-17 carolus
DE908111C (de) * 1938-04-26 1954-04-01 Atlas Werke Ag Vorrichtung zur Entfernungsmessung nach der Echomethode
NL59193C (fr) * 1938-12-01
BE475046A (fr) * 1939-04-12
BE474225A (fr) * 1939-12-05
US2437416A (en) * 1941-11-07 1948-03-09 Nat Simplex Bludworth Inc Deep and shoal alarm
US2435960A (en) * 1942-09-02 1948-02-17 Gen Electric Radio detecting and range finding system
US2628348A (en) * 1942-09-26 1953-02-10 Robert M Page Instrument for measuring the ratio of pulse width to pulse recurrence period of recurrent pulse signals
BE478020A (fr) * 1942-11-23
US2474875A (en) * 1943-01-22 1949-07-05 Sperry Corp Pulse echo volume compensating system
US2466539A (en) * 1943-02-20 1949-04-05 Rca Corp Pulse-echo distance indicator
BE465284A (fr) * 1943-06-04
US2807712A (en) * 1943-09-02 1957-09-24 Bell Telephone Labor Inc Electronic systems
US2435753A (en) * 1943-10-07 1948-02-10 Cutler Hammer Inc Apparatus for recording the duration of a transient effect
US2583531A (en) * 1944-06-29 1952-01-29 Hathaway Jarrett Lewis Reverberation control of gain
US2460316A (en) * 1944-07-31 1949-02-01 Horace M Trent Echo ranging and listening gear
US2446960A (en) * 1945-03-10 1948-08-10 Int Projector Corp Echo sounding indicator
US2539553A (en) * 1945-10-19 1951-01-30 Raytheon Mfg Co Recording system
US2562449A (en) * 1946-01-17 1951-07-31 Sperry Prod Inc Apparatus for inspecting materials by wave trains
US2969599A (en) * 1946-05-09 1961-01-31 Nye Robert Glen Group trainer for operators of echo-ranging equipment
US2502938A (en) * 1947-05-21 1950-04-04 Raytheon Mfg Co Sound ranging distance measuring system
US3053134A (en) * 1948-04-01 1962-09-11 Bell Telephone Labor Inc Optical pulse echo system
US3144632A (en) * 1948-12-17 1964-08-11 Raymond L Steinberger Sonar wake detector
US2738503A (en) * 1949-02-26 1956-03-13 Rca Corp Pulse echo altimeter with sensitivity time control
US2519898A (en) * 1949-07-27 1950-08-22 Gen Electric Depth measuring equipment
US2741756A (en) * 1953-07-16 1956-04-10 Rca Corp Electrical data storage device
BE536715A (fr) * 1954-03-24
DE1210995B (de) * 1955-12-30 1966-02-17 Atlas Werke Ag Einrichtung zur visuellen Darstellung eines Messwertes, insbesondere der durch Echolotung gemessenen Entfernung in Kurvenform
DE1043642B (de) * 1956-03-09 1958-11-13 Johannes Perthen Dr Ing Mit Messtaster arbeitendes Laengenfeinstmessgeraet
US3922631A (en) * 1960-06-20 1975-11-25 Us Navy Underwater intrusion detecting system
GB1298664A (en) * 1968-12-18 1972-12-06 Rilett John W Apparatus for monitoring distance

Also Published As

Publication number Publication date
US2009459A (en) 1935-07-30
GB363319A (en) 1931-12-11
DE666178C (de) 1938-10-17
FR698603A (fr) 1931-02-02
GB361284A (en) 1931-11-11

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