JPS5250646B2 - - Google Patents
Info
- Publication number
- JPS5250646B2 JPS5250646B2 JP10346672A JP10346672A JPS5250646B2 JP S5250646 B2 JPS5250646 B2 JP S5250646B2 JP 10346672 A JP10346672 A JP 10346672A JP 10346672 A JP10346672 A JP 10346672A JP S5250646 B2 JPS5250646 B2 JP S5250646B2
- Authority
- JP
- Japan
- 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
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing
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)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10346672A JPS5250646B2 (en) | 1972-10-16 | 1972-10-16 | |
US354145A US3927279A (en) | 1972-10-16 | 1973-04-24 | Hearing aid |
DE2321765A DE2321765C3 (en) | 1972-10-16 | 1973-04-30 | Hearing aid device |
GB2048373A GB1428466A (en) | 1972-10-16 | 1973-04-30 | Hearing aid |
NL7306750.A NL165026C (en) | 1972-10-16 | 1973-05-15 | HEARING AID. |
FR7318093A FR2203251B1 (en) | 1972-10-16 | 1973-05-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10346672A JPS5250646B2 (en) | 1972-10-16 | 1972-10-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4960810A JPS4960810A (en) | 1974-06-13 |
JPS5250646B2 true JPS5250646B2 (en) | 1977-12-26 |
Family
ID=14354774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10346672A Expired JPS5250646B2 (en) | 1972-10-16 | 1972-10-16 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3927279A (en) |
JP (1) | JPS5250646B2 (en) |
DE (1) | DE2321765C3 (en) |
FR (1) | FR2203251B1 (en) |
GB (1) | GB1428466A (en) |
NL (1) | NL165026C (en) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51129105A (en) * | 1975-05-02 | 1976-11-10 | Morio Kishi | Hearing aid for persons who are hard of hearing |
DE2536078B2 (en) * | 1975-08-13 | 1977-06-08 | Robert Bosch Gmbh, 7000 Stuttgart | HEAVY-DUTY DEVICE WITH A SOUND FREQUENCY AMPLIFIER |
JPS52125251A (en) * | 1976-02-23 | 1977-10-20 | Bio Communication Res | Electric filter and method of designing same |
US4099035A (en) * | 1976-07-20 | 1978-07-04 | Paul Yanick | Hearing aid with recruitment compensation |
JPS5375013U (en) * | 1976-11-26 | 1978-06-22 | ||
JPS5367990A (en) * | 1976-11-30 | 1978-06-16 | Toshihiko Kanazawa | Method and device for hearing aid |
FR2495361B1 (en) * | 1980-12-03 | 1987-04-24 | Auriol Bernard | LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) ) |
DE3131193A1 (en) * | 1981-08-06 | 1983-02-24 | Siemens AG, 1000 Berlin und 8000 München | DEVICE FOR COMPENSATING HEALTH DAMAGE |
JPS5857199U (en) * | 1981-10-13 | 1983-04-18 | リオン株式会社 | hearing aid |
US4548082A (en) * | 1984-08-28 | 1985-10-22 | Central Institute For The Deaf | Hearing aids, signal supplying apparatus, systems for compensating hearing deficiencies, and methods |
JPS61234700A (en) * | 1985-04-10 | 1986-10-18 | Tokyo Tatsuno Co Ltd | Hearing aid |
US4922131A (en) * | 1986-03-12 | 1990-05-01 | Beltone Electronics Corporation | Differential voltage threshold detector |
US4792977A (en) * | 1986-03-12 | 1988-12-20 | Beltone Electronics Corporation | Hearing aid circuit |
US4934770A (en) * | 1986-03-12 | 1990-06-19 | Beltone Electronics | Electronic compression system |
US4912393A (en) * | 1986-03-12 | 1990-03-27 | Beltone Electronics Corporation | Voltage regulator with variable reference outputs for a hearing aid |
US4952867A (en) * | 1986-03-12 | 1990-08-28 | Beltone Electronics Corporation | Base bias current compensator |
US4829270A (en) * | 1986-03-12 | 1989-05-09 | Beltone Electronics Corporation | Compansion system |
US4750207A (en) * | 1986-03-31 | 1988-06-07 | Siemens Hearing Instruments, Inc. | Hearing aid noise suppression system |
US4887299A (en) * | 1987-11-12 | 1989-12-12 | Nicolet Instrument Corporation | Adaptive, programmable signal processing hearing aid |
US5027410A (en) * | 1988-11-10 | 1991-06-25 | Wisconsin Alumni Research Foundation | Adaptive, programmable signal processing and filtering for hearing aids |
DE3900588A1 (en) * | 1989-01-11 | 1990-07-19 | Toepholm & Westermann | REMOTE CONTROLLED, PROGRAMMABLE HOUR DEVICE SYSTEM |
DK0567535T3 (en) * | 1991-01-17 | 2003-12-08 | Roger A Adelman | Improved hearing aid |
US5412735A (en) * | 1992-02-27 | 1995-05-02 | Central Institute For The Deaf | Adaptive noise reduction circuit for a sound reproduction system |
US5844984A (en) * | 1992-03-19 | 1998-12-01 | Pan Communications, Inc. | Two-way communications earset with filter |
US5285502A (en) * | 1992-03-31 | 1994-02-08 | Auditory System Technologies, Inc. | Aid to hearing speech in a noisy environment |
US5406633A (en) * | 1992-11-03 | 1995-04-11 | Auditory System Technologies, Inc. | Hearing aid with permanently adjusted frequency response |
US6885752B1 (en) | 1994-07-08 | 2005-04-26 | Brigham Young University | Hearing aid device incorporating signal processing techniques |
US8085959B2 (en) | 1994-07-08 | 2011-12-27 | Brigham Young University | Hearing compensation system incorporating signal processing techniques |
US5500902A (en) * | 1994-07-08 | 1996-03-19 | Stockham, Jr.; Thomas G. | Hearing aid device incorporating signal processing techniques |
US6272360B1 (en) | 1997-07-03 | 2001-08-07 | Pan Communications, Inc. | Remotely installed transmitter and a hands-free two-way voice terminal device using same |
US6201875B1 (en) | 1998-03-17 | 2001-03-13 | Sonic Innovations, Inc. | Hearing aid fitting system |
WO2000002418A1 (en) * | 1998-07-02 | 2000-01-13 | Beltone Netherlands B.V. | Hearing instrument |
AU2005203487B2 (en) * | 1999-11-22 | 2007-08-30 | Brigham Young University | Hearing aid device incorporating signal processing techniques |
US7110562B1 (en) | 2001-08-10 | 2006-09-19 | Hear-Wear Technologies, Llc | BTE/CIC auditory device and modular connector system therefor |
US7139404B2 (en) | 2001-08-10 | 2006-11-21 | Hear-Wear Technologies, Llc | BTE/CIC auditory device and modular connector system therefor |
US7602928B2 (en) † | 2002-07-01 | 2009-10-13 | Avaya Inc. | Telephone with integrated hearing aid |
US7724839B2 (en) * | 2006-07-21 | 2010-05-25 | Mediatek Inc. | Multilevel LINC transmitter |
US8077881B2 (en) * | 2007-01-17 | 2011-12-13 | Roland Corporation | Sound device |
US8787606B2 (en) | 2009-04-15 | 2014-07-22 | Garth William Gobeli | Electronically compensated micro-speakers |
FR2967003B1 (en) * | 2010-11-03 | 2014-03-14 | Focal Jmlab | MULTI-CHANNEL ACOUSTIC SPEAKER |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2112569A (en) * | 1936-06-16 | 1938-03-29 | E A Myers & Sons | Method and apparatus for selecting and prescribing audiphones |
DE723578C (en) * | 1939-06-23 | 1942-08-06 | Bosch Gmbh Robert | Volume regulation in radio equipment in motor vehicles |
US2338551A (en) * | 1942-07-09 | 1944-01-04 | Rca Corp | Automatic volume control |
CH236665A (en) * | 1942-10-07 | 1945-02-28 | Siemens Ag Albis | Electroacoustic transmission system for noisy playback locations. |
US2484052A (en) * | 1946-08-03 | 1949-10-11 | Sonotone Corp | Amplifier hearing aid |
DE813168C (en) * | 1947-04-29 | 1951-09-10 | Philips Nv | Device for the automatic adjustment of the gain of a low frequency amplifier with reproducing equipment to the sound level of the environment |
DE1153423B (en) * | 1960-05-21 | 1963-08-29 | Dr Dr Emil Heinz Graul | Circuit arrangement for the automatic volume control of radio receivers and audio frequency amplifiers |
FR1282422A (en) * | 1961-02-23 | 1962-01-19 | Hearing aid device | |
CH398700A (en) * | 1963-02-14 | 1966-03-15 | Lafon Jean Claude | Hearing aid device |
FR1390417A (en) * | 1964-01-17 | 1965-02-26 | Gauban Ets | Method and devices for rendering phonic signals perceptible by the profoundly deaf |
GB1183232A (en) * | 1966-02-25 | 1970-03-04 | Kahn Leonard R | Improvements in or relating to Hearing Protection Systems |
US3531595A (en) * | 1966-10-31 | 1970-09-29 | Michael S Demaree | Method and apparatus for the testing and treatment of hearing deficiencies |
DE1762903A1 (en) * | 1968-09-19 | 1970-09-17 | Bosch Elektronik Gmbh | Multi-stage transistor amplifier for hearing impaired devices |
NL160688C (en) * | 1969-01-23 | 1979-11-15 | Philips Nv | AMPLIFIER WITH AUTOMATIC LEVEL CONTROL. |
DE2013365B2 (en) * | 1970-03-20 | 1972-08-03 | Robert Bosch Elektronik Gmbh, 1000 Berlin Und 7000 Stuttgart | MULTI-STAGE TRANSISTOR AMPLIFIER FOR HEAVY-HEAVY DEVICES |
US3676792A (en) * | 1970-06-09 | 1972-07-11 | Us Navy | Frequency multiplexing agc amplifier |
GB1401336A (en) * | 1971-10-05 | 1975-07-16 | Victor Company Of Japan | Expander circuit for a compression and expansion system |
US3784750A (en) * | 1972-02-25 | 1974-01-08 | Shalako Resource Systems | Apparatus and prosthetic device for providing electronic correction of auditory deficiencies for aurally handicapped persons |
-
1972
- 1972-10-16 JP JP10346672A patent/JPS5250646B2/ja not_active Expired
-
1973
- 1973-04-24 US US354145A patent/US3927279A/en not_active Expired - Lifetime
- 1973-04-30 GB GB2048373A patent/GB1428466A/en not_active Expired
- 1973-04-30 DE DE2321765A patent/DE2321765C3/en not_active Expired
- 1973-05-15 NL NL7306750.A patent/NL165026C/en not_active IP Right Cessation
- 1973-05-18 FR FR7318093A patent/FR2203251B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1428466A (en) | 1976-03-17 |
NL7306750A (en) | 1974-04-18 |
USB354145I5 (en) | 1975-01-28 |
NL165026B (en) | 1980-09-15 |
NL165026C (en) | 1981-02-16 |
US3927279A (en) | 1975-12-16 |
DE2321765C3 (en) | 1988-07-07 |
JPS4960810A (en) | 1974-06-13 |
FR2203251A1 (en) | 1974-05-10 |
FR2203251B1 (en) | 1979-03-02 |
DE2321765A1 (en) | 1974-05-02 |
DE2321765B2 (en) | 1978-11-23 |