FR2542550B1 - Transducteur electroacoustique a correction acoustique integree - Google Patents
Transducteur electroacoustique a correction acoustique integreeInfo
- Publication number
- FR2542550B1 FR2542550B1 FR8303698A FR8303698A FR2542550B1 FR 2542550 B1 FR2542550 B1 FR 2542550B1 FR 8303698 A FR8303698 A FR 8303698A FR 8303698 A FR8303698 A FR 8303698A FR 2542550 B1 FR2542550 B1 FR 2542550B1
- Authority
- FR
- France
- Prior art keywords
- electroacoustic transducer
- acoustic correction
- integrated acoustic
- integrated
- correction
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8303698A FR2542550B1 (fr) | 1983-03-07 | 1983-03-07 | Transducteur electroacoustique a correction acoustique integree |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8303698A FR2542550B1 (fr) | 1983-03-07 | 1983-03-07 | Transducteur electroacoustique a correction acoustique integree |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2542550A1 FR2542550A1 (fr) | 1984-09-14 |
FR2542550B1 true FR2542550B1 (fr) | 1986-11-14 |
Family
ID=9286566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8303698A Expired FR2542550B1 (fr) | 1983-03-07 | 1983-03-07 | Transducteur electroacoustique a correction acoustique integree |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2542550B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4905276A (en) * | 1988-06-15 | 1990-02-27 | Harry Catey | Telephone earpiece extension attachment |
BE1011085A4 (nl) * | 1997-04-03 | 1999-04-06 | Sonitron Naamloze Vennootschap | Element voor het weergeven en/of opnemen van geluid. |
EP2741524B1 (fr) * | 2012-12-04 | 2019-02-13 | Baumer Electric AG | Transducteur électroacoustique |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2704133A (en) * | 1951-01-26 | 1955-03-15 | Telephonics Corp | Acoustic filter |
US3085297A (en) * | 1956-08-28 | 1963-04-16 | Douglas Aircraft Co Inc | Door for pressurized cabin |
BE562680A (fr) * | 1956-11-26 | |||
FR1285468A (fr) * | 1960-02-12 | 1962-02-23 | Int Standard Electric Corp | Perfectionnements aux transducteurs électro-acoustiques |
FR2511570A1 (fr) * | 1981-08-11 | 1983-02-18 | Thomson Csf | Transducteur electroacoustique a polymere piezoelectrique |
-
1983
- 1983-03-07 FR FR8303698A patent/FR2542550B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2542550A1 (fr) | 1984-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licenses | ||
ST | Notification of lapse |