BE725764A - - Google Patents
Info
- Publication number
- BE725764A BE725764A BE725764DA BE725764A BE 725764 A BE725764 A BE 725764A BE 725764D A BE725764D A BE 725764DA BE 725764 A BE725764 A BE 725764A
- Authority
- BE
- Belgium
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
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
- H04R25/353—Frequency, e.g. frequency shift or compression
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Machine Translation (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Circuit For Audible Band Transducer (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2444367 | 1967-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE725764A true BE725764A (en) | 1969-05-29 |
Family
ID=11213537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE725764D BE725764A (en) | 1967-12-28 | 1968-12-20 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3600524A (en) |
| BE (1) | BE725764A (en) |
| DE (1) | DE1762492C3 (en) |
| FR (1) | FR1605190A (en) |
| GB (1) | GB1248937A (en) |
| IL (1) | IL31312A (en) |
| NL (1) | NL6818576A (en) |
| SU (1) | SU371703A3 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5317203A (en) * | 1976-07-31 | 1978-02-17 | Kunihide Yoshioka | Earphone |
| JPS5359292A (en) * | 1976-11-09 | 1978-05-27 | Kunihide Yoshioka | Hearing aid |
| JPS5375013U (en) * | 1976-11-26 | 1978-06-22 | ||
| USRE31031E (en) * | 1977-03-16 | 1982-09-14 | Implantable electronic hearing aid | |
| DE2908999C2 (en) * | 1979-03-08 | 1982-06-09 | Siemens AG, 1000 Berlin und 8000 München | Method for generating acoustic speech signals which are understandable for the extremely hard of hearing and device for carrying out this method |
| US4403118A (en) * | 1980-04-25 | 1983-09-06 | Siemens Aktiengesellschaft | Method for generating acoustical speech signals which can be understood by persons extremely hard of hearing and a device for the implementation of said method |
| GB8506616D0 (en) * | 1985-03-14 | 1985-04-17 | British Petroleum Co Plc | Scale inhibitors |
| US5014319A (en) * | 1988-02-15 | 1991-05-07 | Avr Communications Ltd. | Frequency transposing hearing aid |
| US8340333B2 (en) | 2008-02-29 | 2012-12-25 | Sonic Innovations, Inc. | Hearing aid noise reduction method, system, and apparatus |
| RU2764733C1 (en) * | 2021-04-19 | 2022-01-20 | Александр Сергеевич Клемёнов | Device for the development of hearing and speech in the cloth-eared and deaf |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE643118A (en) * | 1963-02-14 | 1964-05-15 | ||
| US3361877A (en) * | 1964-05-01 | 1968-01-02 | Bell Telephone Labor Inc | Narrow band speech transmission system |
-
1968
- 1968-06-27 DE DE1762492A patent/DE1762492C3/en not_active Expired
- 1968-07-09 US US743460A patent/US3600524A/en not_active Expired - Lifetime
- 1968-10-16 GB GB49052/68A patent/GB1248937A/en not_active Expired
- 1968-12-17 FR FR1605190D patent/FR1605190A/fr not_active Expired
- 1968-12-20 BE BE725764D patent/BE725764A/xx unknown
- 1968-12-23 IL IL31312A patent/IL31312A/en unknown
- 1968-12-24 NL NL6818576A patent/NL6818576A/xx unknown
- 1968-12-25 SU SU1294052A patent/SU371703A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| FR1605190A (en) | 1973-04-16 |
| SU371703A3 (en) | 1973-02-22 |
| IL31312A (en) | 1972-02-29 |
| US3600524A (en) | 1971-08-17 |
| DE1762492C3 (en) | 1973-11-22 |
| DE1762492A1 (en) | 1972-01-13 |
| GB1248937A (en) | 1971-10-06 |
| DE1762492B2 (en) | 1973-05-10 |
| IL31312A0 (en) | 1969-02-27 |
| NL6818576A (en) | 1969-07-01 |