FR2539541B1 - Dispositif a interface reflectrice d'ondes acoustiques - Google Patents

Dispositif a interface reflectrice d'ondes acoustiques

Info

Publication number
FR2539541B1
FR2539541B1 FR8300753A FR8300753A FR2539541B1 FR 2539541 B1 FR2539541 B1 FR 2539541B1 FR 8300753 A FR8300753 A FR 8300753A FR 8300753 A FR8300753 A FR 8300753A FR 2539541 B1 FR2539541 B1 FR 2539541B1
Authority
FR
France
Prior art keywords
acoustic wave
reflective interface
wave reflective
interface
acoustic
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
FR8300753A
Other languages
English (en)
French (fr)
Other versions
FR2539541A1 (fr
Inventor
Bernard Fromont
Rene Reynier
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
Priority to FR8300753A priority Critical patent/FR2539541B1/fr
Priority to EP19840400076 priority patent/EP0114764B1/de
Priority to DE8484400076T priority patent/DE3465809D1/de
Priority to CA000445311A priority patent/CA1239693A/en
Priority to AU23554/84A priority patent/AU2355484A/en
Priority to ES528948A priority patent/ES528948A0/es
Publication of FR2539541A1 publication Critical patent/FR2539541A1/fr
Application granted granted Critical
Publication of FR2539541B1 publication Critical patent/FR2539541B1/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR8300753A 1983-01-19 1983-01-19 Dispositif a interface reflectrice d'ondes acoustiques Expired FR2539541B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8300753A FR2539541B1 (fr) 1983-01-19 1983-01-19 Dispositif a interface reflectrice d'ondes acoustiques
EP19840400076 EP0114764B1 (de) 1983-01-19 1984-01-13 Vorrichtung zur Reflexion von akustischen Wellen
DE8484400076T DE3465809D1 (en) 1983-01-19 1984-01-13 Interface device for acoustic wave reflection
CA000445311A CA1239693A (en) 1983-01-19 1984-01-13 Acoustic wave reflecting interface device
AU23554/84A AU2355484A (en) 1983-01-19 1984-01-18 Acoustic wave reflective device
ES528948A ES528948A0 (es) 1983-01-19 1984-01-18 Dispositivo de reflexion de ondas acusticas segun una superficie de contacto

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8300753A FR2539541B1 (fr) 1983-01-19 1983-01-19 Dispositif a interface reflectrice d'ondes acoustiques

Publications (2)

Publication Number Publication Date
FR2539541A1 FR2539541A1 (fr) 1984-07-20
FR2539541B1 true FR2539541B1 (fr) 1986-09-19

Family

ID=9285062

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8300753A Expired FR2539541B1 (fr) 1983-01-19 1983-01-19 Dispositif a interface reflectrice d'ondes acoustiques

Country Status (6)

Country Link
EP (1) EP0114764B1 (de)
AU (1) AU2355484A (de)
CA (1) CA1239693A (de)
DE (1) DE3465809D1 (de)
ES (1) ES528948A0 (de)
FR (1) FR2539541B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2204217B (en) * 1987-05-02 1990-05-23 Gec Avionics Acoustic reflector
EP0328931A3 (de) * 1988-02-18 1991-07-31 The B.F. Goodrich Company Schallwand mit federnden Röhren
FR2656720B1 (fr) * 1989-12-29 1992-03-20 Thomson Csf Reflecteur d'ondes acoustiques pouvant fonctionner sous une forte immersion.
FR2674717B1 (fr) * 1991-03-29 1993-05-14 Thomson Csf Antenne acoustique basse frequence directive.
FR2720590B1 (fr) * 1994-05-31 1996-06-28 Thomson Csf Antenne acoustique passive absorbante.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811216A (en) * 1954-04-28 1957-10-29 Harris Transducer Corp Acoustic baffle construction
US2884084A (en) * 1954-10-28 1959-04-28 Sussman Harry Acoustic panel
DE1815684A1 (de) * 1968-12-19 1970-06-25 Krupp Gmbh Reflektor fuer Wasserschall
FR2240813B1 (de) * 1973-08-16 1976-04-30 France Etat

Also Published As

Publication number Publication date
FR2539541A1 (fr) 1984-07-20
CA1239693A (en) 1988-07-26
AU2355484A (en) 1984-07-26
DE3465809D1 (en) 1987-10-08
ES8503449A1 (es) 1985-02-16
EP0114764B1 (de) 1987-09-02
EP0114764A2 (de) 1984-08-01
EP0114764A3 (en) 1984-08-22
ES528948A0 (es) 1985-02-16

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Legal Events

Date Code Title Description
ST Notification of lapse