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FI834639L - Pao en flerstraoleparameterantenn baserat akustiskt system. - Google Patents

Pao en flerstraoleparameterantenn baserat akustiskt system. Download PDF

Info

Publication number
FI834639L
FI834639L FI834639A FI834639A FI834639L FI 834639 L FI834639 L FI 834639L FI 834639 A FI834639 A FI 834639A FI 834639 A FI834639 A FI 834639A FI 834639 L FI834639 L FI 834639L
Authority
FI
Finland
Prior art keywords
flerstraoleparameteranten
baserat
pao
acoustic system
acoustic
Prior art date
Application number
FI834639A
Other languages
English (en)
Other versions
FI834639A0 (fi
Inventor
Wladyslaw Nalewajk
Francois Peynaud
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of FI834639A0 publication Critical patent/FI834639A0/fi
Publication of FI834639L publication Critical patent/FI834639L/fi

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
    • 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
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/343—Circuits therefor using frequency variation or different frequencies
    • 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)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FI834639A 1982-12-17 1983-12-16 Pao en flerstraoleparameterantenn baserat akustiskt system. FI834639L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8221228A FR2538124B1 (fr) 1982-12-17 1982-12-17 Systeme acoustique a antennes parametriques multifaisceaux

Publications (2)

Publication Number Publication Date
FI834639A0 FI834639A0 (fi) 1983-12-16
FI834639L true FI834639L (fi) 1984-06-18

Family

ID=9280235

Family Applications (1)

Application Number Title Priority Date Filing Date
FI834639A FI834639L (fi) 1982-12-17 1983-12-16 Pao en flerstraoleparameterantenn baserat akustiskt system.

Country Status (3)

Country Link
EP (1) EP0114547A3 (fi)
FI (1) FI834639L (fi)
FR (1) FR2538124B1 (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2653564B1 (fr) * 1989-10-20 1992-01-24 Thomson Csf Procede de formation de voies pour sonar.
DE102011079706A1 (de) * 2011-07-25 2013-01-31 Robert Bosch Gmbh Verfahren zur Bestimmung der Größe und der Position von Objekten
RU2582897C2 (ru) * 2014-04-14 2016-04-27 Общество с ограниченной ответственностью "Морские Инновации" Излучающий тракт параметрического гидролокатора
RU187455U1 (ru) * 2018-12-27 2019-03-06 Общество с ограниченной ответственностью "Маринн 3Д" Многочастотный эхолот-профилограф
PL445508A1 (pl) * 2023-07-06 2024-07-29 Borucka Ewa System do wykonywania pomiarów hydrograficznych oraz sposób wykonywania pomiarów hydrograficznych

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1360901A (en) * 1971-02-01 1974-07-24 Raytheon Co Communication system utilizing a dispersive transmission medium
US3824531A (en) * 1973-01-15 1974-07-16 Raytheon Co Plural beam steering system
GB1486068A (en) * 1974-03-28 1977-09-14 Simrad As Echo sounder systems utilizing non-linear acoustic signal interaction
DE3113261A1 (de) * 1981-04-02 1982-10-21 Fried. Krupp Gmbh, 4300 Essen "echolot"

Also Published As

Publication number Publication date
EP0114547A3 (fr) 1984-08-08
FR2538124A1 (fr) 1984-06-22
EP0114547A2 (fr) 1984-08-01
FI834639A0 (fi) 1983-12-16
FR2538124B1 (fr) 1986-02-07

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Legal Events

Date Code Title Description
FA Application withdrawn [patent]

Owner name: THOMSON-CSF