DE69014826D1 - Strahlbündelungsverfahren für Sonar. - Google Patents

Strahlbündelungsverfahren für Sonar.

Info

Publication number
DE69014826D1
DE69014826D1 DE69014826T DE69014826T DE69014826D1 DE 69014826 D1 DE69014826 D1 DE 69014826D1 DE 69014826 T DE69014826 T DE 69014826T DE 69014826 T DE69014826 T DE 69014826T DE 69014826 D1 DE69014826 D1 DE 69014826D1
Authority
DE
Germany
Prior art keywords
sonar
beam focusing
focusing method
focusing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69014826T
Other languages
English (en)
Other versions
DE69014826T2 (de
Inventor
Yves Doisy
Gall Andre Le
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE69014826D1 publication Critical patent/DE69014826D1/de
Publication of DE69014826T2 publication Critical patent/DE69014826T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01S15/42—Simultaneous measurement of distance and other co-ordinates
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE69014826T 1989-10-20 1990-10-16 Strahlbündelungsverfahren für Sonar. Expired - Fee Related DE69014826T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8913746A FR2653564B1 (fr) 1989-10-20 1989-10-20 Procede de formation de voies pour sonar.

Publications (2)

Publication Number Publication Date
DE69014826D1 true DE69014826D1 (de) 1995-01-19
DE69014826T2 DE69014826T2 (de) 1995-04-27

Family

ID=9386602

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69014826T Expired - Fee Related DE69014826T2 (de) 1989-10-20 1990-10-16 Strahlbündelungsverfahren für Sonar.

Country Status (4)

Country Link
US (1) US5101383A (de)
EP (1) EP0424239B1 (de)
DE (1) DE69014826T2 (de)
FR (1) FR2653564B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2675587B1 (fr) * 1991-04-16 1993-07-16 Thomson Csf Procede de compensation du mouvement de l'antenne pour un sonar.
FR2709559B1 (fr) * 1993-08-31 1995-10-06 Thomson Csf Système Sonar pour courantomètre et Loch Doppler.
FR2731866B1 (fr) * 1995-03-14 1997-04-11 Thomson Csf Antenne acoustique lineaire a balayage electronique
JP2001305222A (ja) * 2000-04-26 2001-10-31 Yazaki Corp 電子走査式超音波物体検出装置及びその方法
EP1656568B1 (de) * 2003-07-11 2017-12-27 Teledyne RESON A/S Systeme und verfahren zur implementierung von frequenzgesteuerten acoutic-arrays für die 2d- und 3d-abbildung
FR2872919B1 (fr) * 2004-07-09 2006-09-29 Thales Sa Traitement coherent rapide pour codes a spectre de raies periodiques
FR2900504B1 (fr) * 2006-04-26 2009-11-20 Thales Sa Procede pour optimiser l'alimentation d'une antenne lineaire d'emission remorquee pour emettre en mode omnidirectionnel.
GB201218963D0 (en) 2012-10-22 2012-12-05 Bcb Int Ltd Micro unmanned aerial vehicle and method of control therefor
CN109471114A (zh) * 2018-11-06 2019-03-15 哈尔滨工程大学 一种基于幅度法的多波束声呐海底地形测量质量实时评估方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265003B (de) * 1965-01-30 1968-03-28 Electroacustic Gmbh Echolotgeraet fuer die Schraegortung in der Grundnetzfischerei
US3419845A (en) * 1967-06-01 1968-12-31 Heinz A.E. Thiede Echo sounding apparatus
FR2538124B1 (fr) * 1982-12-17 1986-02-07 Thomson Csf Systeme acoustique a antennes parametriques multifaisceaux
FR2553895B1 (fr) * 1983-10-25 1986-02-07 Thomson Csf Systeme transducteur de sonar pour imagerie
US4549533A (en) * 1984-01-30 1985-10-29 University Of Illinois Apparatus and method for generating and directing ultrasound
FR2580198B1 (fr) * 1985-04-16 1988-09-09 Omega Formation Dispositif de nettoyage de pieces mecaniques par ultrasons
US4736630A (en) * 1985-08-05 1988-04-12 Hitachi, Ltd. Apparatus and method for sending out and receiving ultrasonic wave signals

Also Published As

Publication number Publication date
FR2653564A1 (fr) 1991-04-26
US5101383A (en) 1992-03-31
DE69014826T2 (de) 1995-04-27
EP0424239A1 (de) 1991-04-24
EP0424239B1 (de) 1994-12-07
FR2653564B1 (fr) 1992-01-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee