JP4447220B2 - 知覚される閉塞を抑えるための補聴器の調整方法 - Google Patents
知覚される閉塞を抑えるための補聴器の調整方法 Download PDFInfo
- Publication number
- JP4447220B2 JP4447220B2 JP2002582656A JP2002582656A JP4447220B2 JP 4447220 B2 JP4447220 B2 JP 4447220B2 JP 2002582656 A JP2002582656 A JP 2002582656A JP 2002582656 A JP2002582656 A JP 2002582656A JP 4447220 B2 JP4447220 B2 JP 4447220B2
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- Japan
- Prior art keywords
- hearing aid
- compression
- adjustment method
- compression ratio
- signal
- 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.)
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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
- H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/05—Electronic compensation of the occlusion effect
-
- 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
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- 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)
- Compressor (AREA)
- Circuit For Audible Band Transducer (AREA)
Description
第2の形態において,本発明は,請求項10に記載の補聴器である。
第3の形態において,本発明は,請求項13に記載の補聴器である。
前記測定された聴力損失を補償するのに必要とされる特性に対応するパラメータを用いた(調整用)圧縮器のプログラミング
可能性として,補償特性の微調整
本発明にしたがった調整の1つの特定の例を以下に示す:
ある患者の左耳における聴力損失を以下の多数の周波数において測定した:
周波数Hz 250 500 1000 1500 2000 3000 4000 6000 8000
聴力損失dB 20 20 20 30 40 45 50 55 60
周波数 Hz 400 1250 2000 4000
圧縮しきい値 52 51 57 59
圧縮比 1.16 2.03 2.68 1.11
周波数Hz 250 500 750 1000 1500 2000 3000 4000 6000
圧縮比 1.4 1.4 1.4 1.4 1.6 1.9 2.1 2.4 2.9
周波数Hz 125 250 500 750 1000 1500 2000 3000 4000 6000
圧縮比 1.00 1.00 1.11 1.26 1.41 1.64 1.73 1.98 2.31 2.61
Claims (9)
- 個別に調節可能な圧縮器を有する少なくとも1つの低周波チャネルを有する多重チャネル形補聴器の調整方法において,
聴力損失を補償することができる,前記圧縮器の圧縮比を含む,前記補聴器の設定の初期値を判断し,
補聴器の使用者自身の音声が減衰するように800Hz未満の低周波数帯域に対応する低周波チャネルにおける前記圧縮器の前記圧縮比を,前記圧縮比の前記初期値より増加させる,
多重チャネル形補聴器の調整方法。 - 前記少なくとも1つの低周波チャネルは,さらに,オフセット利得を前記圧縮特性に加えるオフセット増幅回路を含み,−20dB〜20dBの範囲内において前記オフセット利得を調節する,請求項1に記載の調整方法。
- 前記増加せしめられた圧縮比は,1.4より大きい,請求項1または2に記載の調整方法。
- 前記増加せしめられた圧縮比は,実質的に2に等しい,請求項1または2に記載の調整方法。
- 前記補聴器の各々のチャネルは,個別に調節可能な圧縮器とオフセット増幅回路を含む,前記請求項1から4のうちのいずれかに記載の調整方法。
- 前記圧縮が機能する信号レベルの範囲は,30dBの音圧レベルから60dBの音圧レベルまでの範囲にわたる,請求項1に記載の調整方法。
- 前記圧縮が機能する信号レベルの範囲は,20dB未満の音圧レベルから80dBの音圧レベルまでの範囲にわたる,請求項1に記載の調整方法。
- 前記圧縮が機能する信号レベルの範囲は,それぞれの周波数帯域において選択される,請求項1に記載の調整方法。
- 前記低周波数帯域は,500Hz未満の周波数からなる,請求項1に記載の調整方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DKPA200100607 | 2001-04-13 | ||
EP20010610073 EP1250027A1 (en) | 2001-04-13 | 2001-07-09 | Suspression of perceived occlusion |
PCT/DK2002/000247 WO2002085063A2 (en) | 2001-04-13 | 2002-04-12 | Fitting method and a hearing aid for suppression of perceived occlusion |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004526383A JP2004526383A (ja) | 2004-08-26 |
JP4447220B2 true JP4447220B2 (ja) | 2010-04-07 |
Family
ID=26069006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002582656A Expired - Fee Related JP4447220B2 (ja) | 2001-04-13 | 2002-04-12 | 知覚される閉塞を抑えるための補聴器の調整方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4447220B2 (ja) |
AU (1) | AU2002338609B2 (ja) |
CA (1) | CA2442538C (ja) |
WO (1) | WO2002085063A2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK1795045T3 (da) * | 2004-10-01 | 2013-02-18 | Hear Ip Pty Ltd | Akustisk transparent okklusionsreduktionssystem og -fremgangsmåde |
AU2005291830B2 (en) * | 2004-10-01 | 2010-03-18 | Sivantos Pte. Ltd. | Acoustically transparent occlusion reduction system and method |
DE102005032274B4 (de) | 2005-07-11 | 2007-05-10 | Siemens Audiologische Technik Gmbh | Hörvorrichtung und entsprechendes Verfahren zur Eigenstimmendetektion |
DE102005034647B3 (de) * | 2005-07-25 | 2007-02-22 | Siemens Audiologische Technik Gmbh | Hörvorrichtung und Verfahren zur Einstellung einer Verstärkungskennlinie |
JP4886783B2 (ja) * | 2005-09-01 | 2012-02-29 | ヴェーデクス・アクティーセルスカプ | 補聴器の帯域分割コンプレッサを制御する方法および装置 |
DK1941782T3 (en) * | 2005-10-18 | 2018-08-20 | Widex As | EQUIPMENT FOR PROGRAMMING A HEARING AND HEARING |
DE602006011375D1 (de) * | 2006-08-07 | 2010-02-04 | Widex As | Hörgerät, verfahren für einen in-situ-okklusionseffekt und verfahren zur direktsendeschallmessung und öffnungsgrössenbestimmung |
DK2591615T3 (da) * | 2010-07-05 | 2014-04-22 | Widex As | System og fremgangsmåde til måling og validering af okklusionseffekten hos en høreapparatbruger |
EP3783921B1 (en) * | 2019-08-23 | 2023-04-19 | Sonova AG | Adjusting a frequency dependent gain of a hearing device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4882762A (en) * | 1988-02-23 | 1989-11-21 | Resound Corporation | Multi-band programmable compression system |
EP0855129A1 (en) * | 1995-10-10 | 1998-07-29 | AudioLogic, Incorporated | Digital signal processing hearing aid with processing strategy selection |
WO2000065872A1 (en) * | 1999-04-26 | 2000-11-02 | Dspfactory Ltd. | Loudness normalization control for a digital hearing aid |
-
2002
- 2002-04-12 CA CA002442538A patent/CA2442538C/en not_active Expired - Fee Related
- 2002-04-12 JP JP2002582656A patent/JP4447220B2/ja not_active Expired - Fee Related
- 2002-04-12 WO PCT/DK2002/000247 patent/WO2002085063A2/en active Application Filing
- 2002-04-12 AU AU2002338609A patent/AU2002338609B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
CA2442538A1 (en) | 2002-10-24 |
CA2442538C (en) | 2010-01-19 |
AU2002338609B2 (en) | 2006-09-21 |
JP2004526383A (ja) | 2004-08-26 |
WO2002085063A3 (en) | 2003-10-23 |
WO2002085063A2 (en) | 2002-10-24 |
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