CH659356A5 - Magnetic core induction coil for hearing-aids - Google Patents
Magnetic core induction coil for hearing-aids Download PDFInfo
- Publication number
- CH659356A5 CH659356A5 CH571181A CH571181A CH659356A5 CH 659356 A5 CH659356 A5 CH 659356A5 CH 571181 A CH571181 A CH 571181A CH 571181 A CH571181 A CH 571181A CH 659356 A5 CH659356 A5 CH 659356A5
- Authority
- CH
- Switzerland
- Prior art keywords
- coil
- core
- magnetic core
- hearing aid
- magnetic
- Prior art date
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
- H04R25/00—Electric hearing aids
- H04R25/55—Electric hearing aids using an external connection, either wireless or wired
- H04R25/554—Electric hearing aids using an external connection, either wireless or wired using a wireless connection, e.g. between microphone and amplifier or using Tcoils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/51—Aspects of antennas or their circuitry in or for hearing aids
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19818105651 DE8105651U1 (de) | 1981-02-27 | 1981-02-27 | Induktionsspule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH659356A5 true CH659356A5 (en) | 1987-01-15 |
Family
ID=6725147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH571181A CH659356A5 (en) | 1981-02-27 | 1981-09-04 | Magnetic core induction coil for hearing-aids |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT379276B (da) |
| CH (1) | CH659356A5 (da) |
| DE (1) | DE8105651U1 (da) |
| DK (1) | DK156360B (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4326358C1 (de) * | 1993-08-05 | 1994-11-24 | Siemens Audiologische Technik | Induktionsspule zur Verwendung als elektromagnetischer Induktionswandler (Hörspule) in elektrischen Hörhilfegeräten |
| DE10356094A1 (de) * | 2003-12-01 | 2005-07-14 | Siemens Audiologische Technik Gmbh | Induktionsspule mit Querempfindlichkeit für Hörgeräte |
| EP4022942A1 (en) * | 2019-08-30 | 2022-07-06 | Starkey Laboratories, Inc. | Hearing instruments with receiver positioned posterior to battery |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT160743B (de) * | 1933-06-26 | 1942-01-10 | Siemens Ag | Hochfrequenz-Induktionspule, deren Wicklung ortsfest auf einem magnetisierbaren Massekern angeordnet ist. |
| DE2360342C2 (de) * | 1973-12-04 | 1975-09-11 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schwerhörigen-Hörhilfe |
| CA1100618A (en) * | 1975-10-17 | 1981-05-05 | William A. Kinghorn | Wireless hearing aid |
-
1981
- 1981-02-27 DE DE19818105651 patent/DE8105651U1/de not_active Expired
- 1981-09-04 CH CH571181A patent/CH659356A5/de not_active IP Right Cessation
- 1981-10-29 AT AT461081A patent/AT379276B/de not_active IP Right Cessation
-
1982
- 1982-02-25 DK DK81782A patent/DK156360B/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AT379276B (de) | 1985-12-10 |
| DK81782A (da) | 1982-08-28 |
| DE8105651U1 (de) | 1981-08-20 |
| DK156360B (da) | 1989-08-07 |
| ATA461081A (de) | 1985-04-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |