FR2349253A1 - Transducteur electro-acoustique - Google Patents
Transducteur electro-acoustiqueInfo
- Publication number
- FR2349253A1 FR2349253A1 FR7612661A FR7612661A FR2349253A1 FR 2349253 A1 FR2349253 A1 FR 2349253A1 FR 7612661 A FR7612661 A FR 7612661A FR 7612661 A FR7612661 A FR 7612661A FR 2349253 A1 FR2349253 A1 FR 2349253A1
- Authority
- FR
- France
- Prior art keywords
- membrane
- fluid
- vibration
- active element
- electroacoustic transducer
- 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.)
- Withdrawn
Links
- 239000012528 membrane Substances 0.000 title abstract 5
- 239000012530 fluid Substances 0.000 title abstract 3
- 230000005540 biological transmission Effects 0.000 title abstract 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
-
- 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
- H04R1/42—Combinations of transducers with fluid-pressure or other non-electrical amplifying means
-
- 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
- H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
Landscapes
- 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 |
---|---|---|---|
FR7612661A FR2349253A1 (fr) | 1976-04-21 | 1976-04-21 | Transducteur electro-acoustique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7612661A FR2349253A1 (fr) | 1976-04-21 | 1976-04-21 | Transducteur electro-acoustique |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2349253A1 true FR2349253A1 (fr) | 1977-11-18 |
Family
ID=9172426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7612661A Withdrawn FR2349253A1 (fr) | 1976-04-21 | 1976-04-21 | Transducteur electro-acoustique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2349253A1 (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0125625A1 (fr) * | 1983-05-13 | 1984-11-21 | International Standard Electric Corporation | Enceinte pour haut-parleur avec filtre passe-bande incorporé |
EP0303912A2 (fr) * | 1987-08-14 | 1989-02-22 | EWD Electronic-Werke Deutschland GmbH | Enceinte de haut-parleur basses fréquences |
DE3728571A1 (de) * | 1987-08-27 | 1989-03-09 | Electronic Werke Deutschland | Lautsprechereinheit |
EP1073311A2 (fr) * | 1999-07-27 | 2001-01-31 | Emil Stark | Système de haut-parleur |
CN112188354A (zh) * | 2019-07-01 | 2021-01-05 | 杨国安 | 声音放大装置 |
-
1976
- 1976-04-21 FR FR7612661A patent/FR2349253A1/fr not_active Withdrawn
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0125625A1 (fr) * | 1983-05-13 | 1984-11-21 | International Standard Electric Corporation | Enceinte pour haut-parleur avec filtre passe-bande incorporé |
EP0303912A2 (fr) * | 1987-08-14 | 1989-02-22 | EWD Electronic-Werke Deutschland GmbH | Enceinte de haut-parleur basses fréquences |
EP0303912A3 (fr) * | 1987-08-14 | 1989-10-18 | EWD Electronic-Werke Deutschland GmbH | Enceinte de haut-parleur basses fréquences |
DE3728571A1 (de) * | 1987-08-27 | 1989-03-09 | Electronic Werke Deutschland | Lautsprechereinheit |
EP1073311A2 (fr) * | 1999-07-27 | 2001-01-31 | Emil Stark | Système de haut-parleur |
EP1073311A3 (fr) * | 1999-07-27 | 2004-02-25 | Emil Stark | Système de haut-parleur |
CN112188354A (zh) * | 2019-07-01 | 2021-01-05 | 杨国安 | 声音放大装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |