CA2361544C - Adaptive dynamic range optimisation sound processor - Google Patents
Adaptive dynamic range optimisation sound processor Download PDFInfo
- Publication number
- CA2361544C CA2361544C CA002361544A CA2361544A CA2361544C CA 2361544 C CA2361544 C CA 2361544C CA 002361544 A CA002361544 A CA 002361544A CA 2361544 A CA2361544 A CA 2361544A CA 2361544 C CA2361544 C CA 2361544C
- Authority
- CA
- Canada
- Prior art keywords
- magnitude
- distribution
- signal
- values
- signals
- 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.)
- Expired - Lifetime
Links
- 230000003044 adaptive effect Effects 0.000 title description 3
- 238000009826 distribution Methods 0.000 claims abstract description 46
- 230000004044 response Effects 0.000 claims abstract description 18
- 230000005236 sound signal Effects 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 22
- 238000001228 spectrum Methods 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000005055 memory storage Effects 0.000 claims description 2
- 208000032041 Hearing impaired Diseases 0.000 description 8
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000001052 transient effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 208000016354 hearing loss disease Diseases 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
- H04R25/356—Amplitude, e.g. amplitude shift or compression
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
-
- 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
- H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/AU1999/000076 WO2000047014A1 (en) | 1999-02-05 | 1999-02-05 | Adaptive dynamic range optimisation sound processor |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2361544A1 CA2361544A1 (en) | 2000-08-10 |
CA2361544C true CA2361544C (en) | 2008-10-14 |
Family
ID=3764568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002361544A Expired - Lifetime CA2361544C (en) | 1999-02-05 | 1999-02-05 | Adaptive dynamic range optimisation sound processor |
Country Status (7)
Country | Link |
---|---|
US (1) | US6731767B1 (en_2) |
EP (1) | EP1172020B1 (en_2) |
JP (1) | JP2002536930A (en_2) |
AU (1) | AU761865B2 (en_2) |
CA (1) | CA2361544C (en_2) |
DE (1) | DE69933141T2 (en_2) |
WO (1) | WO2000047014A1 (en_2) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8260430B2 (en) | 2010-07-01 | 2012-09-04 | Cochlear Limited | Stimulation channel selection for a stimulating medical device |
US7366315B2 (en) | 1999-02-05 | 2008-04-29 | Hearworks Pty, Limited | Adaptive dynamic range optimization sound processor |
EP1226578A4 (en) * | 1999-12-31 | 2005-09-21 | Octiv Inc | TECHNIQUES TO IMPROVE THE CLARITY AND UNDERSTANDING OF AUDIO-REDUCED AUDIO SIGNALS IN A DIGITAL NETWORK |
US20020075965A1 (en) * | 2000-12-20 | 2002-06-20 | Octiv, Inc. | Digital signal processing techniques for improving audio clarity and intelligibility |
US20030023429A1 (en) * | 2000-12-20 | 2003-01-30 | Octiv, Inc. | Digital signal processing techniques for improving audio clarity and intelligibility |
US7236929B2 (en) * | 2001-05-09 | 2007-06-26 | Plantronics, Inc. | Echo suppression and speech detection techniques for telephony applications |
AUPS318202A0 (en) * | 2002-06-26 | 2002-07-18 | Cochlear Limited | Parametric fitting of a cochlear implant |
US7072477B1 (en) * | 2002-07-09 | 2006-07-04 | Apple Computer, Inc. | Method and apparatus for automatically normalizing a perceived volume level in a digitally encoded file |
US7433462B2 (en) * | 2002-10-31 | 2008-10-07 | Plantronics, Inc | Techniques for improving telephone audio quality |
AU2004201374B2 (en) * | 2004-04-01 | 2010-12-23 | Phonak Ag | Audio amplification apparatus |
US7756276B2 (en) * | 2003-08-20 | 2010-07-13 | Phonak Ag | Audio amplification apparatus |
US20050069155A1 (en) * | 2003-09-26 | 2005-03-31 | Gagon Paul R. | Audio pre-amp and mid-band compressor circuit |
US7190795B2 (en) * | 2003-10-08 | 2007-03-13 | Henry Simon | Hearing adjustment appliance for electronic audio equipment |
US6912289B2 (en) * | 2003-10-09 | 2005-06-28 | Unitron Hearing Ltd. | Hearing aid and processes for adaptively processing signals therein |
US20050187592A1 (en) * | 2003-12-24 | 2005-08-25 | Peter Seligman | Combined stimulation for auditory prosthesis |
JP4241443B2 (ja) | 2004-03-10 | 2009-03-18 | ソニー株式会社 | 音声信号処理装置、音声信号処理方法 |
US8190268B2 (en) * | 2004-06-15 | 2012-05-29 | Cochlear Limited | Automatic measurement of an evoked neural response concurrent with an indication of a psychophysics reaction |
US8965520B2 (en) | 2004-06-15 | 2015-02-24 | Cochlear Limited | Automatic determination of the threshold of an evoked neural response |
US7801617B2 (en) * | 2005-10-31 | 2010-09-21 | Cochlear Limited | Automatic measurement of neural response concurrent with psychophysics measurement of stimulating device recipient |
US20050286443A1 (en) * | 2004-06-29 | 2005-12-29 | Octiv, Inc. | Conferencing system |
US20050285935A1 (en) * | 2004-06-29 | 2005-12-29 | Octiv, Inc. | Personal conferencing node |
JP2008522511A (ja) * | 2004-12-04 | 2008-06-26 | ダイナミック ヒアリング ピーティーワイ リミテッド | 適応可能な音声処理パラメータ用の方法及び装置 |
US20060126865A1 (en) * | 2004-12-13 | 2006-06-15 | Blamey Peter J | Method and apparatus for adaptive sound processing parameters |
EP1834505B1 (en) * | 2004-12-26 | 2013-04-17 | Biamp Systems Pty Ltd | An improved paging system |
US20060178711A1 (en) * | 2005-02-07 | 2006-08-10 | Cochlear Limited | Prosthetic hearing implant fitting technique |
CN101151800B (zh) * | 2005-04-08 | 2012-03-28 | Nxp股份有限公司 | 处理音频数据的方法和装置、程序单元及计算机可读介质 |
US7774396B2 (en) * | 2005-11-18 | 2010-08-10 | Dynamic Hearing Pty Ltd | Method and device for low delay processing |
DE102005061000B4 (de) * | 2005-12-20 | 2009-09-03 | Siemens Audiologische Technik Gmbh | Signalverarbeitung für Hörgeräte mit mehreren Kompressionsalgorithmen |
WO2007095664A1 (en) * | 2006-02-21 | 2007-08-30 | Dynamic Hearing Pty Ltd | Method and device for low delay processing |
CN101406071B (zh) * | 2006-03-31 | 2013-07-24 | 唯听助听器公司 | 验配助听器的方法,验配助听器的系统和助听器 |
US8571675B2 (en) * | 2006-04-21 | 2013-10-29 | Cochlear Limited | Determining operating parameters for a stimulating medical device |
PL2011234T3 (pl) | 2006-04-27 | 2011-05-31 | Dolby Laboratories Licensing Corp | Sposób sterowania wzmocnieniem dźwięku z wykorzystaniem detekcji zdarzeń słuchowych opartej na głośności właściwej |
ATE477572T1 (de) * | 2007-10-01 | 2010-08-15 | Harman Becker Automotive Sys | Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm |
WO2010000042A1 (en) * | 2008-07-04 | 2010-01-07 | Peter Blamey | Linear gain amplification for mid-to-high intensity sounds in a compressive sound processor |
WO2010005823A1 (en) * | 2008-07-11 | 2010-01-14 | Spinvox Inc. | Providing a plurality of audio files with consistent loudness levels but different audio characteristics |
US9820071B2 (en) | 2008-08-31 | 2017-11-14 | Blamey & Saunders Hearing Pty Ltd. | System and method for binaural noise reduction in a sound processing device |
US8233637B2 (en) | 2009-01-20 | 2012-07-31 | Nokia Corporation | Multi-membrane microphone for high-amplitude audio capture |
EP2398551B1 (en) | 2009-01-28 | 2015-08-05 | MED-EL Elektromedizinische Geräte GmbH | Channel specific gain control including lateral suppression |
US9253583B2 (en) | 2009-02-16 | 2016-02-02 | Blamey & Saunders Hearing Pty Ltd. | Automated fitting of hearing devices |
US8600076B2 (en) * | 2009-11-09 | 2013-12-03 | Neofidelity, Inc. | Multiband DRC system and method for controlling the same |
DE102010041740A1 (de) | 2010-09-30 | 2012-04-05 | Siemens Medical Instruments Pte. Ltd. | Verfahren zur Signalverarbeitung in einem Hörhilfegerät sowie Hörhilfegerät |
JP5872163B2 (ja) | 2011-01-07 | 2016-03-01 | オムロン株式会社 | 音響トランスデューサ、および該音響トランスデューサを利用したマイクロフォン |
US9380380B2 (en) | 2011-01-07 | 2016-06-28 | Stmicroelectronics S.R.L. | Acoustic transducer and interface circuit |
US9301068B2 (en) * | 2011-10-19 | 2016-03-29 | Cochlear Limited | Acoustic prescription rule based on an in situ measured dynamic range |
WO2014057442A2 (en) * | 2012-10-09 | 2014-04-17 | Institut für Rundfunktechnik GmbH | Method for measuring the loudness range of an audio signal, measuring apparatus for implementing said method, method for controlling the loudness range of an audio signal, and control apparatus for implementing said control method |
ITTO20120879A1 (it) * | 2012-10-09 | 2014-04-10 | Inst Rundfunktechnik Gmbh | Verfahren zum messen des lautstaerkeumfangs eines audiosignals, messeinrichtung zum durchfuehren des verfahrens, verfahren zum regeln bzw. steuern des lautstaerkeumfangs eines audiosignals und regel- bzw. steuereinrichtung zum durchfuehren des regel- |
US10884696B1 (en) | 2016-09-15 | 2021-01-05 | Human, Incorporated | Dynamic modification of audio signals |
US10491179B2 (en) | 2017-09-25 | 2019-11-26 | Nuvoton Technology Corporation | Asymmetric multi-channel audio dynamic range processing |
EP3512213A1 (en) * | 2018-01-16 | 2019-07-17 | Hearezanz AB | A method for processing digital audio signals |
US12101605B2 (en) * | 2019-10-05 | 2024-09-24 | Ear Physics, Llc | Adaptive hearing normalization and correction system with automatic tuning |
US20230386451A1 (en) * | 2022-05-26 | 2023-11-30 | Mediatek Inc. | Voice wakeup detecting device and method |
SE546602C2 (en) * | 2023-05-08 | 2025-01-02 | Melisono Ab | Dynamic Hearing Restoration Device |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4204260A (en) * | 1977-06-14 | 1980-05-20 | Unisearch Limited | Recursive percentile estimator |
DE3003315C2 (de) * | 1980-01-30 | 1982-09-16 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Erzeugung von elektrokutanen Reizmustern als Träger akustischer Information und Gerät zur Durchführung dieses Verfahren |
GB2091065A (en) * | 1981-01-09 | 1982-07-21 | Nat Res Dev | Hearing aids |
DE3264784D1 (en) * | 1981-10-20 | 1985-08-22 | Craigwell Ind Ltd | Improvements in or relating to hearing aids |
US4803732A (en) * | 1983-10-25 | 1989-02-07 | Dillon Harvey A | Hearing aid amplification method and apparatus |
US4596902A (en) * | 1985-07-16 | 1986-06-24 | Samuel Gilman | Processor controlled ear responsive hearing aid and method |
US4833717A (en) * | 1985-11-21 | 1989-05-23 | Ricoh Company, Ltd. | Voice spectrum analyzing system and method |
US5029217A (en) * | 1986-01-21 | 1991-07-02 | Harold Antin | Digital hearing enhancement apparatus |
US4731850A (en) * | 1986-06-26 | 1988-03-15 | Audimax, Inc. | Programmable digital hearing aid system |
US4856522A (en) | 1988-01-29 | 1989-08-15 | Telectronics N.V. | Rate-responsive, distributed-rate pacemaker |
US4852175A (en) * | 1988-02-03 | 1989-07-25 | Siemens Hearing Instr Inc | Hearing aid signal-processing system |
US4882762A (en) * | 1988-02-23 | 1989-11-21 | Resound Corporation | Multi-band programmable compression system |
FR2629964B1 (fr) * | 1988-04-12 | 1991-03-08 | Telediffusion Fse | Procede et dispositif de discrimination de signal |
US5027410A (en) * | 1988-11-10 | 1991-06-25 | Wisconsin Alumni Research Foundation | Adaptive, programmable signal processing and filtering for hearing aids |
US5706352A (en) * | 1993-04-07 | 1998-01-06 | K/S Himpp | Adaptive gain and filtering circuit for a sound reproduction system |
DE4340817A1 (de) * | 1993-12-01 | 1995-06-08 | Toepholm & Westermann | Schaltungsanordnung für die automatische Regelung von Hörhilfsgeräten |
DK0824845T3 (da) * | 1995-05-02 | 1999-06-21 | Toepholm & Westermann | Fremgangsmåde til styring af et programmerbart eller programstyret høreapparat til dettes in situ tilpasningsjustering |
US6097824A (en) * | 1997-06-06 | 2000-08-01 | Audiologic, Incorporated | Continuous frequency dynamic range audio compressor |
US5661699A (en) * | 1996-02-13 | 1997-08-26 | The United States Of America As Represented By The Secretary Of The Navy | Acoustic communication system |
US5794187A (en) * | 1996-07-16 | 1998-08-11 | Audiological Engineering Corporation | Method and apparatus for improving effective signal to noise ratios in hearing aids and other communication systems used in noisy environments without loss of spectral information |
JP2953397B2 (ja) * | 1996-09-13 | 1999-09-27 | 日本電気株式会社 | ディジタル補聴器の聴覚補償処理方法及びディジタル補聴器 |
AU725726B2 (en) * | 1996-12-14 | 2000-10-19 | Widex A/S | Hearing aid with improved percentile estimator |
-
1999
- 1999-02-05 CA CA002361544A patent/CA2361544C/en not_active Expired - Lifetime
- 1999-02-05 AU AU25036/99A patent/AU761865B2/en not_active Expired
- 1999-02-05 EP EP99904619A patent/EP1172020B1/en not_active Expired - Lifetime
- 1999-02-05 JP JP2000597976A patent/JP2002536930A/ja active Pending
- 1999-02-05 WO PCT/AU1999/000076 patent/WO2000047014A1/en active IP Right Grant
- 1999-02-05 DE DE69933141T patent/DE69933141T2/de not_active Expired - Lifetime
-
2000
- 2000-01-05 US US09/478,022 patent/US6731767B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2000047014A1 (en) | 2000-08-10 |
EP1172020A1 (en) | 2002-01-16 |
JP2002536930A (ja) | 2002-10-29 |
US6731767B1 (en) | 2004-05-04 |
DE69933141T2 (de) | 2007-08-16 |
EP1172020A4 (en) | 2003-07-30 |
EP1172020B1 (en) | 2006-09-06 |
AU2503699A (en) | 2000-08-25 |
DE69933141D1 (de) | 2006-10-19 |
AU761865B2 (en) | 2003-06-12 |
CA2361544A1 (en) | 2000-08-10 |
WO2000047014A8 (en) | 2000-11-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2361544C (en) | Adaptive dynamic range optimisation sound processor | |
US7978868B2 (en) | Adaptive dynamic range optimization sound processor | |
US4887299A (en) | Adaptive, programmable signal processing hearing aid | |
US10575104B2 (en) | Binaural hearing device system with a binaural impulse environment detector | |
EP0770316B1 (en) | Hearing aid device incorporating signal processing techniques | |
US7483831B2 (en) | Methods and apparatus for maximizing speech intelligibility in quiet or noisy backgrounds | |
EP1236377B1 (en) | Hearing aid device incorporating signal processing techniques | |
EP1522206B1 (en) | Hearing aid and a method for enhancing speech intelligibility | |
EP3122072B1 (en) | Audio processing device, system, use and method | |
WO2000065872A1 (en) | Loudness normalization control for a digital hearing aid | |
WO2008116264A1 (en) | Noise reduction in auditory prostheses | |
US9408001B2 (en) | Separate inner and outer hair cell loss compensation | |
US7123732B2 (en) | Process to adapt the signal amplification in a hearing device as well as a hearing device | |
JP5005614B2 (ja) | 適応ダイナミックレンジ最適化サウンドプロセッサ | |
US20060087380A1 (en) | Method for limiting the dynamic range of audio signals, and circuit arrangement for this purpose | |
Dean | 1. McDermott Ph. D. I, Michelle R. Dean B. Sc. Aud.• Dillon Ph. D. 3 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20190205 |