AU556443B2 - Electrodynamic transducer - Google Patents
Electrodynamic transducerInfo
- Publication number
- AU556443B2 AU556443B2 AU91132/82A AU9113282A AU556443B2 AU 556443 B2 AU556443 B2 AU 556443B2 AU 91132/82 A AU91132/82 A AU 91132/82A AU 9113282 A AU9113282 A AU 9113282A AU 556443 B2 AU556443 B2 AU 556443B2
- Authority
- AU
- Australia
- Prior art keywords
- electrodynamic transducer
- electrodynamic
- 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.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/10—Telephone receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK5473/81 | 1981-12-10 | ||
| DK547381A DK148550C (en) | 1981-12-10 | 1981-12-10 | ELECTRODYNAMIC TRANSDUCER WITH MOBILE COIL |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU9113282A AU9113282A (en) | 1983-06-16 |
| AU556443B2 true AU556443B2 (en) | 1986-11-06 |
Family
ID=8142738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU91132/82A Ceased AU556443B2 (en) | 1981-12-10 | 1982-12-06 | Electrodynamic transducer |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0081780B1 (en) |
| AU (1) | AU556443B2 (en) |
| DE (1) | DE3273600D1 (en) |
| DK (1) | DK148550C (en) |
| NZ (1) | NZ202625A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3530869A1 (en) * | 1985-08-29 | 1987-03-12 | Sennheiser Electronic | Diaphragm for an electro-acoustic reproduction transducer |
| DK164621C (en) * | 1989-10-09 | 1992-12-07 | Kirk Acoustics As | ELECTRODYNAMIC TRANSDUCER |
| CN103380629B (en) | 2011-02-25 | 2017-06-13 | 诺基亚技术有限公司 | Transducer device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR34820E (en) * | 1925-01-09 | 1927-10-21 | ||
| DE864269C (en) * | 1948-10-31 | 1953-01-22 | Charlotte Thomson | Electrodynamic voice coil with self-cooling |
| NL111663C (en) * | 1956-10-11 | |||
| BE562680A (en) * | 1956-11-26 | |||
| DE1230858B (en) * | 1960-06-22 | 1966-12-22 | Siemens Ag | Diaphragm for an electroacoustic transducer |
| DE1762676A1 (en) * | 1968-08-02 | 1970-07-02 | Peerles Mb Gmbh Feinmechanik U | Membrane for microphone system with omnidirectional characteristics or loudspeaker system |
| DE2322475C2 (en) * | 1972-02-09 | 1981-10-08 | Fernsprech- Und Signalbau Lehner & Co Kg, 4300 Essen | Electroacoustic transducer, in particular for speech and earphone capsules for telephone sets |
-
1981
- 1981-12-10 DK DK547381A patent/DK148550C/en not_active IP Right Cessation
-
1982
- 1982-11-26 NZ NZ20262582A patent/NZ202625A/en unknown
- 1982-12-04 DE DE8282111252T patent/DE3273600D1/en not_active Expired
- 1982-12-04 EP EP19820111252 patent/EP0081780B1/en not_active Expired
- 1982-12-06 AU AU91132/82A patent/AU556443B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| NZ202625A (en) | 1985-08-16 |
| DK148550C (en) | 1986-04-21 |
| EP0081780A1 (en) | 1983-06-22 |
| DK148550B (en) | 1985-07-29 |
| AU9113282A (en) | 1983-06-16 |
| DE3273600D1 (en) | 1986-11-06 |
| DK547381A (en) | 1983-06-11 |
| EP0081780B1 (en) | 1986-10-01 |
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