NL6902523A - - Google Patents

Info

Publication number
NL6902523A
NL6902523A NL6902523A NL6902523A NL6902523A NL 6902523 A NL6902523 A NL 6902523A NL 6902523 A NL6902523 A NL 6902523A NL 6902523 A NL6902523 A NL 6902523A NL 6902523 A NL6902523 A NL 6902523A
Authority
NL
Netherlands
Application number
NL6902523A
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
Publication of NL6902523A publication Critical patent/NL6902523A/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
    • 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
    • G01S15/18—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3808—Seismic data acquisition, e.g. survey design
    • 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)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Acoustics & Sound (AREA)
  • Oceanography (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NL6902523A 1968-05-24 1969-02-18 NL6902523A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73194868A 1968-05-24 1968-05-24

Publications (1)

Publication Number Publication Date
NL6902523A true NL6902523A (xx) 1969-11-26

Family

ID=24941565

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6902523A NL6902523A (xx) 1968-05-24 1969-02-18

Country Status (6)

Country Link
US (1) US3555499A (xx)
JP (1) JPS4922670B1 (xx)
DE (1) DE1908586A1 (xx)
FR (1) FR2009222A1 (xx)
GB (1) GB1254728A (xx)
NL (1) NL6902523A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610457C2 (de) * 1976-03-10 1978-08-10 Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal Verfahren zur automatischen Nachführung von Anzeigenerwartungsbereichen bei der Ultraschallprüfung
US4186373A (en) * 1978-05-22 1980-01-29 The United States Of America As Represented By The Secretary Of The Navy System for measuring in situ acoustic energy properties of ocean floor soils
JPS55114980A (en) * 1979-02-28 1980-09-04 Sumitomo Metal Mining Co Ltd Inspection method for massive object on sea bottom and its unit
JPS5750431U (xx) * 1980-09-08 1982-03-23
GB8407512D0 (en) * 1984-03-22 1984-05-31 Salubre Investments Processing of reflected signals
FR2586820B1 (fr) * 1985-08-29 1987-11-13 Inst Francais Du Petrole Systeme de mesure du coefficient de reflexion acoustique de reflecteurs immerges.
EP0327656B1 (de) * 1988-02-11 1992-08-12 Honeywell Regelsysteme GmbH Ultraschall-Näherungsschalter
US5568450A (en) * 1994-10-18 1996-10-22 The United States Of America As Represented By The Secretary Of The Navy System and processor for real-time extraction of ocean bottom properties
US5805525A (en) * 1996-12-11 1998-09-08 The United States Of America As Represented By The Secretary Of The Army Method and apparatus for hydroacoustic detection and characterization of submersed aquatic vegetation
US20030088372A1 (en) * 2001-11-02 2003-05-08 Caulfield David D Array calibration and quality assurance
CN112946662B (zh) * 2021-02-01 2023-04-14 北京海天维景科技有限公司 一种声纳探测范围的可视化方法和装置

Also Published As

Publication number Publication date
JPS4922670B1 (xx) 1974-06-10
US3555499A (en) 1971-01-12
GB1254728A (en) 1971-11-24
FR2009222A1 (xx) 1970-01-30
DE1908586A1 (de) 1969-12-04

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