NL8101328A - Parametrische sonar-inrichting van het doppler-type. - Google Patents

Parametrische sonar-inrichting van het doppler-type. Download PDF

Info

Publication number
NL8101328A
NL8101328A NL8101328A NL8101328A NL8101328A NL 8101328 A NL8101328 A NL 8101328A NL 8101328 A NL8101328 A NL 8101328A NL 8101328 A NL8101328 A NL 8101328A NL 8101328 A NL8101328 A NL 8101328A
Authority
NL
Netherlands
Prior art keywords
transducers
lens
pair
transducer
sonar device
Prior art date
Application number
NL8101328A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sperry Corp
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 Sperry Corp filed Critical Sperry Corp
Publication of NL8101328A publication Critical patent/NL8101328A/nl

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses
    • 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
    • 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
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02491—Materials with nonlinear acoustic properties

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)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Waveguide Aerials (AREA)
NL8101328A 1980-03-24 1981-03-18 Parametrische sonar-inrichting van het doppler-type. NL8101328A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/133,158 US4296482A (en) 1980-03-24 1980-03-24 Parametric array Doppler sonar apparatus
US13315880 1980-03-24

Publications (1)

Publication Number Publication Date
NL8101328A true NL8101328A (nl) 1981-10-16

Family

ID=22457284

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8101328A NL8101328A (nl) 1980-03-24 1981-03-18 Parametrische sonar-inrichting van het doppler-type.

Country Status (10)

Country Link
US (1) US4296482A (it)
JP (1) JPS56158595A (it)
CA (1) CA1150815A (it)
DE (1) DE3111545A1 (it)
FR (1) FR2478823A1 (it)
GB (1) GB2072336B (it)
IT (1) IT1142356B (it)
NL (1) NL8101328A (it)
NO (1) NO155987C (it)
SE (1) SE445151B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4436815A (en) * 1981-11-27 1984-03-13 Eli Lilly And Company Method for stabilizing and selecting recombinant DNA containing host cells
US4551826A (en) * 1982-12-27 1985-11-05 Sperry Corporation Multiple beam lens transducer with collimator for sonar systems
CA1253247A (en) * 1986-04-03 1989-04-25 Gerald W. Farnell Ultrasonic image camera using arrays of acoustic waveguides
US9717471B2 (en) 2010-11-23 2017-08-01 Mayo Foundtion For Medical Education And Research Method and apparatus for multiple-wave doppler velocity meter
JP2018013368A (ja) * 2016-07-20 2018-01-25 古野電気株式会社 水中探知装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510833A (en) * 1967-01-09 1970-05-05 Vitro Corp Of America Frequency conversion imaging system
DE1798276B1 (de) * 1968-09-19 1972-04-27 Krupp Gmbh Vorrichtung zur bestimmung der geschwindigkeit und/oder des weges von fahrzeugen durch messung des dopplereffektes
US3795893A (en) * 1971-07-06 1974-03-05 Sperry Rand Corp Doppler speed log
US3824531A (en) * 1973-01-15 1974-07-16 Raytheon Co Plural beam steering system
US3886487A (en) * 1973-05-31 1975-05-27 Raytheon Corp Anti-collision sonar system
US4063214A (en) * 1975-12-15 1977-12-13 Sperry Rand Corporation Lens transducer for use in marine sonar doppler apparatus
FR2441180A1 (fr) * 1978-11-10 1980-06-06 Thomson Csf Courantometre doppler pour grands fonds

Also Published As

Publication number Publication date
NO155987B (no) 1987-03-23
NO155987C (no) 1987-07-01
DE3111545A1 (de) 1982-04-01
CA1150815A (en) 1983-07-26
US4296482A (en) 1981-10-20
GB2072336A (en) 1981-09-30
FR2478823A1 (fr) 1981-09-25
GB2072336B (en) 1984-01-25
SE445151B (sv) 1986-06-02
IT1142356B (it) 1986-10-08
IT8148059A0 (it) 1981-03-19
SE8101809L (sv) 1981-09-25
JPS56158595A (en) 1981-12-07
FR2478823B1 (it) 1984-06-22
DE3111545C2 (it) 1991-05-16
NO810978L (no) 1981-09-25
JPH0119108B2 (it) 1989-04-10

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed