BE412884A - - Google Patents

Info

Publication number
BE412884A
BE412884A BE412884DA BE412884A BE 412884 A BE412884 A BE 412884A BE 412884D A BE412884D A BE 412884DA BE 412884 A BE412884 A BE 412884A
Authority
BE
Belgium
Application number
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.)
Publication of BE412884A publication Critical patent/BE412884A/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
    • G01S7/529—Gain of receiver varied automatically during pulse-recurrence period
    • 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
    • Y10S367/90—Sonar time varied gain control systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Electron Tubes For Measurement (AREA)
  • Geophysics And Detection Of Objects (AREA)
BE412884D 1935-01-14 BE412884A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1229/35A GB449628A (en) 1935-01-14 1935-01-14 Improvements in and relating to methods of echo sounding and means therefor

Publications (1)

Publication Number Publication Date
BE412884A true BE412884A (xx)

Family

ID=9718357

Family Applications (1)

Application Number Title Priority Date Filing Date
BE412884D BE412884A (xx) 1935-01-14

Country Status (4)

Country Link
US (1) US2167492A (xx)
BE (1) BE412884A (xx)
FR (1) FR798987A (xx)
GB (1) GB449628A (xx)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE908111C (de) * 1938-04-26 1954-04-01 Atlas Werke Ag Vorrichtung zur Entfernungsmessung nach der Echomethode
US2420672A (en) * 1939-01-05 1947-05-20 Maillet Raymond Geophysical prospecting
BE475046A (xx) * 1939-04-12
DE885571C (de) * 1942-03-14 1953-08-06 Atlas Werke Ag Vorrichtung zur Entfernungsmessung nach der Echomethode, insbesondere mittels elektromagnetischer Wellen
US2435960A (en) * 1942-09-02 1948-02-17 Gen Electric Radio detecting and range finding system
US2429623A (en) * 1942-09-14 1947-10-28 Standard Telephones Cables Ltd Pulse distance measuring system
BE478020A (xx) * 1942-11-23
US2474875A (en) * 1943-01-22 1949-07-05 Sperry Corp Pulse echo volume compensating system
US2428351A (en) * 1943-01-22 1947-10-07 Sperry Gyroscope Co Inc Radio wave reflectivity indicating system
BE465284A (xx) * 1943-06-04
US2807712A (en) * 1943-09-02 1957-09-24 Bell Telephone Labor Inc Electronic systems
US2427523A (en) * 1943-11-06 1947-09-16 Philco Corp Blanking circuit
US2444721A (en) * 1944-03-21 1948-07-06 Hazeltine Research Inc Wave-signal translating system
US2566858A (en) * 1944-06-29 1951-09-04 Paul B Sebring Reverberation control of gain
US2583531A (en) * 1944-06-29 1952-01-29 Hathaway Jarrett Lewis Reverberation control of gain
US2865015A (en) * 1944-07-14 1958-12-16 Jr Arthur Nelson Butz Apparatus and method for echo ranging
US2666192A (en) * 1944-07-27 1954-01-12 Frederick V Hunt Apparatus for determining the direction of underwater targets
US2543068A (en) * 1945-07-14 1951-02-27 Seddon John Carl Radio impulse receiver
US2662978A (en) * 1945-11-29 1953-12-15 Philco Corp Logarithmic transducer
US3041993A (en) * 1945-12-27 1962-07-03 Bell Telephone Labor Inc Signal translating system
US3066633A (en) * 1945-12-27 1962-12-04 Bell Telephone Labor Inc Signal translating systems
US2573762A (en) * 1946-03-27 1951-11-06 Philco Corp Radar receiver sensitivity control system
US2969599A (en) * 1946-05-09 1961-01-31 Nye Robert Glen Group trainer for operators of echo-ranging equipment
US2705794A (en) * 1946-06-11 1955-04-05 Philco Corp Signal modifying apparatus for eliminating variations as a function of one or more independent variables
US2583173A (en) * 1946-07-29 1952-01-22 Gilfillan Bros Inc Radar receiver
US2602922A (en) * 1946-08-23 1952-07-08 Gen Electric Sensitivity time control
FR959969A (xx) * 1946-12-11 1950-04-07
US2502938A (en) * 1947-05-21 1950-04-04 Raytheon Mfg Co Sound ranging distance measuring system
US2594916A (en) * 1947-11-26 1952-04-29 Rca Corp Automatic gain control circuits
US3053134A (en) * 1948-04-01 1962-09-11 Bell Telephone Labor Inc Optical pulse echo system
US2599586A (en) * 1948-08-03 1952-06-10 Honeywell Regulator Co Marine depth finder
US2624875A (en) * 1948-10-26 1953-01-06 Gen Electric Pulse echo system with time sensitivity control
US2606316A (en) * 1948-11-05 1952-08-05 Raytheon Mfg Co Electronic amplifier circuits
US2738503A (en) * 1949-02-26 1956-03-13 Rca Corp Pulse echo altimeter with sensitivity time control
NL153959B (nl) * 1950-05-29 Basf Ag Werkwijze ter bereiding van appreteermiddelen.
US3022486A (en) * 1950-09-15 1962-02-20 Gettys Charles Briggs Automatic proportional preset of amplifier gain
US3102261A (en) * 1958-01-27 1963-08-27 Bendix Corp Sonic altimeter
US4197591A (en) * 1958-08-04 1980-04-08 Julius Hagemann Facsimile recording of sonic values of the ocean bottom
US4400976A (en) * 1980-07-02 1983-08-30 Purecycle Corporation Ultrasonic transceiver circuit for level sensing
US4523472A (en) * 1980-07-02 1985-06-18 Purecycle Corporation Ultrasonic transceiver circuit

Also Published As

Publication number Publication date
GB449628A (en) 1936-07-01
US2167492A (en) 1939-07-25
FR798987A (fr) 1936-05-29

Similar Documents

Publication Publication Date Title
BE402725A (xx)
FR778144A (xx)
FR791188A (xx)
SE86896C1 (xx)
BE409121A (xx)
BE409569A (xx)
BE407703A (xx)
BE407653A (xx)
BE408335A (xx)
NL41630C (xx)
BE408986A (xx)
BE409099A (xx)
BE407388A (xx)
BE408920A (xx)
BE408330A (xx)
NL42796C (xx)
BE408282A (xx)
BE408589A (xx)
BE407302A (xx)
BE408889A (xx)
BE407804A (xx)
BE407131A (xx)
BE407478A (xx)
BE408096A (xx)
BE408620A (xx)