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
Application number
JP10346672A
Other languages
Japanese (ja)
Other versions
JPS4960810A (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10346672A priority Critical patent/JPS5250646B2/ja
Priority to US354145A priority patent/US3927279A/en
Priority to DE2321765A priority patent/DE2321765B2/en
Priority to GB2048373A priority patent/GB1428466A/en
Priority to NL7306750.A priority patent/NL165026C/en
Priority to FR7318093A priority patent/FR2203251B1/fr
Publication of JPS4960810A publication Critical patent/JPS4960810A/ja
Publication of JPS5250646B2 publication Critical patent/JPS5250646B2/ja
Expired legal-status Critical Current

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)
JP10346672A 1972-10-16 1972-10-16 Expired JPS5250646B2 (en)

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 DE2321765B2 (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) DE2321765B2 (en)
FR (1) FR2203251B1 (en)
GB (1) GB1428466A (en)
NL (1) NL165026C (en)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
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
US4792977A (en) * 1986-03-12 1988-12-20 Beltone Electronics Corporation Hearing aid circuit
US4952867A (en) * 1986-03-12 1990-08-28 Beltone Electronics Corporation Base bias current compensator
US4934770A (en) * 1986-03-12 1990-06-19 Beltone Electronics Electronic compression system
US4922131A (en) * 1986-03-12 1990-05-01 Beltone Electronics Corporation Differential voltage threshold detector
US4829270A (en) * 1986-03-12 1989-05-09 Beltone Electronics Corporation Compansion system
US4912393A (en) * 1986-03-12 1990-03-27 Beltone Electronics Corporation Voltage regulator with variable reference outputs for a hearing aid
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
JPH06506572A (en) * 1991-01-17 1994-07-21 エイデルマン、ロジャー・エイ improved hearing aids
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
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
US6885752B1 (en) 1994-07-08 2005-04-26 Brigham Young University 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
EP1016318A1 (en) * 1998-07-02 2000-07-05 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)

* Cited by examiner, † Cited by third party
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
US3385937A (en) * 1963-02-14 1968-05-28 Centre Nat Rech Scient Hearing aids
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

Also Published As

Publication number Publication date
DE2321765C3 (en) 1988-07-07
JPS4960810A (en) 1974-06-13
US3927279A (en) 1975-12-16
GB1428466A (en) 1976-03-17
FR2203251B1 (en) 1979-03-02
DE2321765A1 (en) 1974-05-02
USB354145I5 (en) 1975-01-28
NL165026C (en) 1981-02-16
DE2321765B2 (en) 1978-11-23
NL7306750A (en) 1974-04-18
FR2203251A1 (en) 1974-05-10
NL165026B (en) 1980-09-15

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