GB1537948A - Acoustic antennae for underwater use - Google Patents

Acoustic antennae for underwater use

Info

Publication number
GB1537948A
GB1537948A GB818577A GB818577A GB1537948A GB 1537948 A GB1537948 A GB 1537948A GB 818577 A GB818577 A GB 818577A GB 818577 A GB818577 A GB 818577A GB 1537948 A GB1537948 A GB 1537948A
Authority
GB
United Kingdom
Prior art keywords
underwater use
antennae
acoustic
acoustic antennae
underwater
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
Application number
GB818577A
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.)
Forces Armees Francaises
Original Assignee
Forces Armees Francaises
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 Forces Armees Francaises filed Critical Forces Armees Francaises
Publication of GB1537948A publication Critical patent/GB1537948A/en
Expired legal-status Critical Current

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
    • G10K11/20—Reflecting arrangements
    • G10K11/205—Reflecting arrangements for underwater use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B06B1/0633—Cylindrical array

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
GB818577A 1976-02-27 1977-02-25 Acoustic antennae for underwater use Expired GB1537948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7605468A FR2342612A1 (en) 1976-02-27 1976-02-27 WIDE BANDWIDTH ACOUSTIC REFLECTOR ANTENNAS

Publications (1)

Publication Number Publication Date
GB1537948A true GB1537948A (en) 1979-01-10

Family

ID=9169662

Family Applications (1)

Application Number Title Priority Date Filing Date
GB818577A Expired GB1537948A (en) 1976-02-27 1977-02-25 Acoustic antennae for underwater use

Country Status (3)

Country Link
DE (1) DE2708396A1 (en)
FR (1) FR2342612A1 (en)
GB (1) GB1537948A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2204217A (en) * 1987-05-02 1988-11-02 Gec Avionics Acoustic reflector
EP0818772A2 (en) * 1996-07-08 1998-01-14 Medison Co., Ltd. Element arranging structure for transducer array for forming three-dimensional images and ultrasonic three-dimensional imaging apparatus adopting the same
US7542378B2 (en) 2004-08-05 2009-06-02 Atlas Elektronik Gmbh Electroacoustic transducer arrangement for underwater antennas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500304A (en) * 1968-10-15 1970-03-10 Wyle Laboratories Underwater transducer
CA988196A (en) * 1972-09-12 1976-04-27 Commonwealth Of Australia (The) Cross array ultrasonic transducer
US3992693A (en) * 1972-12-04 1976-11-16 The Bendix Corporation Underwater transducer and projector therefor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2204217A (en) * 1987-05-02 1988-11-02 Gec Avionics Acoustic reflector
GB2204217B (en) * 1987-05-02 1990-05-23 Gec Avionics Acoustic reflector
EP0818772A2 (en) * 1996-07-08 1998-01-14 Medison Co., Ltd. Element arranging structure for transducer array for forming three-dimensional images and ultrasonic three-dimensional imaging apparatus adopting the same
EP0818772A3 (en) * 1996-07-08 2000-03-15 Medison Co., Ltd. Element arranging structure for transducer array for forming three-dimensional images and ultrasonic three-dimensional imaging apparatus adopting the same
US7542378B2 (en) 2004-08-05 2009-06-02 Atlas Elektronik Gmbh Electroacoustic transducer arrangement for underwater antennas

Also Published As

Publication number Publication date
FR2342612B1 (en) 1978-10-27
DE2708396C2 (en) 1987-10-01
DE2708396A1 (en) 1977-09-08
FR2342612A1 (en) 1977-09-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee