EP0114764A3 - Interface device for acoustic wave reflection - Google Patents
Interface device for acoustic wave reflection Download PDFInfo
- Publication number
- EP0114764A3 EP0114764A3 EP84400076A EP84400076A EP0114764A3 EP 0114764 A3 EP0114764 A3 EP 0114764A3 EP 84400076 A EP84400076 A EP 84400076A EP 84400076 A EP84400076 A EP 84400076A EP 0114764 A3 EP0114764 A3 EP 0114764A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- acoustic wave
- interface device
- wave reflection
- reflection
- 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.)
- Granted
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8300753A FR2539541B1 (en) | 1983-01-19 | 1983-01-19 | DEVICE WITH ACOUSTIC WAVE REFLECTIVE INTERFACE |
FR8300753 | 1983-01-19 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0114764A2 EP0114764A2 (en) | 1984-08-01 |
EP0114764A3 true EP0114764A3 (en) | 1984-08-22 |
EP0114764B1 EP0114764B1 (en) | 1987-09-02 |
Family
ID=9285062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19840400076 Expired EP0114764B1 (en) | 1983-01-19 | 1984-01-13 | Interface device for acoustic wave reflection |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0114764B1 (en) |
AU (1) | AU2355484A (en) |
CA (1) | CA1239693A (en) |
DE (1) | DE3465809D1 (en) |
ES (1) | ES8503449A1 (en) |
FR (1) | FR2539541B1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2204217B (en) * | 1987-05-02 | 1990-05-23 | Gec Avionics | Acoustic reflector |
EP0328931A3 (en) * | 1988-02-18 | 1991-07-31 | The B.F. Goodrich Company | Compliant tube baffle |
FR2656720B1 (en) * | 1989-12-29 | 1992-03-20 | Thomson Csf | ACOUSTIC WAVE REFLECTOR WHICH CAN OPERATE UNDER STRONG IMMERSION. |
FR2674717B1 (en) * | 1991-03-29 | 1993-05-14 | Thomson Csf | DIRECTIONAL LOW FREQUENCY ACOUSTIC ANTENNA. |
FR2720590B1 (en) * | 1994-05-31 | 1996-06-28 | Thomson Csf | Absorbent passive acoustic antenna. |
Citations (4)
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 |
FR2026525A1 (en) * | 1968-12-19 | 1970-09-18 | Krupp Gmbh | Reflector for water-borne sound |
FR2240813A1 (en) * | 1973-08-16 | 1975-03-14 | France Etat |
-
1983
- 1983-01-19 FR FR8300753A patent/FR2539541B1/en not_active Expired
-
1984
- 1984-01-13 EP EP19840400076 patent/EP0114764B1/en not_active Expired
- 1984-01-13 DE DE8484400076T patent/DE3465809D1/en not_active Expired
- 1984-01-13 CA CA000445311A patent/CA1239693A/en not_active Expired
- 1984-01-18 AU AU23554/84A patent/AU2355484A/en not_active Abandoned
- 1984-01-18 ES ES528948A patent/ES8503449A1/en not_active Expired
Patent Citations (4)
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 |
FR2026525A1 (en) * | 1968-12-19 | 1970-09-18 | Krupp Gmbh | Reflector for water-borne sound |
FR2240813A1 (en) * | 1973-08-16 | 1975-03-14 | France Etat |
Also Published As
Publication number | Publication date |
---|---|
EP0114764B1 (en) | 1987-09-02 |
ES528948A0 (en) | 1985-02-16 |
DE3465809D1 (en) | 1987-10-08 |
AU2355484A (en) | 1984-07-26 |
EP0114764A2 (en) | 1984-08-01 |
FR2539541A1 (en) | 1984-07-20 |
CA1239693A (en) | 1988-07-26 |
FR2539541B1 (en) | 1986-09-19 |
ES8503449A1 (en) | 1985-02-16 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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PUAL | Search report despatched |
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AK | Designated contracting states |
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AK | Designated contracting states |
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17P | Request for examination filed |
Effective date: 19850118 |
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ITF | It: translation for a ep patent filed | ||
REF | Corresponds to: |
Ref document number: 3465809 Country of ref document: DE Date of ref document: 19871008 |
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GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) | ||
PLBE | No opposition filed within time limit |
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STAA | Information on the status of an ep patent application or granted ep patent |
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GBPC | Gb: european patent ceased through non-payment of renewal fee |
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