JPH10504155A - 補聴器 - Google Patents
補聴器Info
- Publication number
- JPH10504155A JPH10504155A JP8508321A JP50832196A JPH10504155A JP H10504155 A JPH10504155 A JP H10504155A JP 8508321 A JP8508321 A JP 8508321A JP 50832196 A JP50832196 A JP 50832196A JP H10504155 A JPH10504155 A JP H10504155A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- hearing aid
- converter
- clock
- low
- 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.)
- Granted
Links
- 230000006870 function Effects 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims description 2
- 239000013589 supplement Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 208000016354 hearing loss disease Diseases 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 206010011878 Deafness Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000010370 hearing loss Effects 0.000 description 1
- 231100000888 hearing loss Toxicity 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007704 transition Effects 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
- H04R25/50—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)
- Amplifiers (AREA)
- Adornments (AREA)
- Finger-Pressure Massage (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.マイクロフォン(1),信号処理に対する伝送部分(2,3),出力増幅器 (4)と接続するイヤフォン(10),および電源用のバッテリーを備えた補聴 器において、前記出力増幅器(4)が実質上ΣΔ変換器として形成されている信 号変換器と、これに続き高周波クロック信号(11)を発生するクロック発生器 (8)と、後続する低域通過フィルタ機能部(15)とで構成され、信号変換器 (4)の入力信号が信号処理部により生じる補聴器の低周波入力信号の表現であ り、この入力信号が信号変換器内でただ二つの可能な信号値を有する信号に変換 され、この出力信号(14)が低域通過機能を実行した後、低周波入力信号の実 質上増幅された複写と見なせることを特徴とする補聴器。 2.入力側で伝送部(2,3)に接続する信号変換器(4)は実質上正および負 の入力端を有する引算回路(5)と、低域通過フィルタ(6)と、クロックパル ス発生器(8)により高周波クロックパルス(11)で制御されるホールド回路 網を備えた比較回路(7)とで構成され、引算回路(5)の正の入力端が伝送部 分(2,3)に、また引算回路の負の入力端が帰還結合部を介して比較回路(7 )の出力端に接続していることを特徴とする請求の範囲第1項に記載の補聴器。 3.信号変換器(4)の入力信号(12)はアナログ信号であることを特徴とす る請求の範囲第1項または第2項に記載の補聴器。 4.信号変換器(4)の入力信号(12)は時間的に離散している信号であるこ とを特徴とする請求の範囲第1項または第2項に記載の補聴器。 5.信号変換器の入力信号はその信号で量子化されていることを特徴とする請求 の範囲第1項または第2項に記載の補聴器。 6.信号変換器の入力信号は多数のビット/バイトから成る補聴器の入力信号の デジタル表示であることを特徴とする請求の範囲第1項または第2項に記載の補 聴器。 7.クロック発生器(8)により発生するクロックパルスのクロック周波数は1 MHzの範囲内にあることを特徴とする請求の範囲第1〜6項の何れか1項に記載 の補聴器。 8.信号処理部(3)にクロックを与えるためクロック発生器(9)から出力さ れたクロック信号はクロック発生器(8)の高周波クロック信号(11)により 同期させられることを特徴とする請求の範囲第1〜6項の何れか1項に記載の補 聴器。 9.低域通過機能は、補聴器(10)および、場合によっては、人の耳の電気的 、音響的および機械的な特性により低域濾波機能が形成されることを特徴とする 請求の範囲第1〜8項の何れか1項に記載の補聴器。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4441996A DE4441996A1 (de) | 1994-11-26 | 1994-11-26 | Hörhilfsgerät |
DE4441996.1 | 1994-11-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10504155A true JPH10504155A (ja) | 1998-04-14 |
JP3274469B2 JP3274469B2 (ja) | 2002-04-15 |
Family
ID=6534142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50832196A Expired - Lifetime JP3274469B2 (ja) | 1994-11-26 | 1995-05-29 | 補聴器 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5878146A (ja) |
EP (1) | EP0793897B1 (ja) |
JP (1) | JP3274469B2 (ja) |
AT (1) | ATE166199T1 (ja) |
AU (1) | AU691001B2 (ja) |
CA (1) | CA2204757C (ja) |
DE (2) | DE4441996A1 (ja) |
DK (1) | DK0793897T3 (ja) |
WO (1) | WO1996017493A1 (ja) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5754131A (en) * | 1996-07-01 | 1998-05-19 | General Electric Company | Low power delta sigma converter |
US6044162A (en) * | 1996-12-20 | 2000-03-28 | Sonic Innovations, Inc. | Digital hearing aid using differential signal representations |
US6144748A (en) * | 1997-03-31 | 2000-11-07 | Resound Corporation | Standard-compatible, power efficient digital audio interface |
DE19736406B4 (de) * | 1997-08-21 | 2007-05-16 | Siemens Ag | Einrichtung zum Steuern eines automatischen Getriebes für ein Kraftfahrzeug |
US5995036A (en) * | 1998-03-17 | 1999-11-30 | Sonic Innovations, Inc. | Passive switched capacitor delta analog-to-digital converter with programmable gain control |
AU751154B2 (en) * | 1999-01-25 | 2002-08-08 | Widex A/S | Hearing aid system and hearing aid for in-situ fitting |
EP1097607B1 (en) * | 1999-02-05 | 2003-04-16 | Widex A/S | Hearing aid with beam forming properties |
US6163287A (en) | 1999-04-05 | 2000-12-19 | Sonic Innovations, Inc. | Hybrid low-pass sigma-delta modulator |
US6408318B1 (en) | 1999-04-05 | 2002-06-18 | Xiaoling Fang | Multiple stage decimation filter |
US6445321B2 (en) | 1999-04-05 | 2002-09-03 | Sonic Innovations, Inc. | Hybrid low-pass sigma-delta modulator |
US6313773B1 (en) | 2000-01-26 | 2001-11-06 | Sonic Innovations, Inc. | Multiplierless interpolator for a delta-sigma digital to analog converter |
EP1304016B1 (en) | 2000-07-05 | 2004-09-22 | Koninklijke Philips Electronics N.V. | A/d converter with integrated biasing for a microphone |
US6937738B2 (en) | 2001-04-12 | 2005-08-30 | Gennum Corporation | Digital hearing aid system |
US6633202B2 (en) | 2001-04-12 | 2003-10-14 | Gennum Corporation | Precision low jitter oscillator circuit |
ATE318062T1 (de) | 2001-04-18 | 2006-03-15 | Gennum Corp | Mehrkanal hörgerät mit übertragungsmöglichkeiten zwischen den kanälen |
ATE380347T1 (de) * | 2001-04-18 | 2007-12-15 | Gennum Corp | Digitaler quasi-mittelwertdetektor |
US20020191800A1 (en) * | 2001-04-19 | 2002-12-19 | Armstrong Stephen W. | In-situ transducer modeling in a digital hearing instrument |
DK1284587T3 (da) * | 2001-08-15 | 2011-10-31 | Sound Design Technologies Ltd | Rekonfigurerbar lavenergi-høreindretning |
DK1428412T3 (da) * | 2001-09-21 | 2007-04-02 | Microsound As | Höreapparat med ydelsesoptimeret effektforbrug for variabel clock, forsyningsspænding og DSP-behandlingsparametre |
AU2002358454A1 (en) | 2001-11-30 | 2003-06-10 | Sonion A/S | A high efficiency driver for miniature loudspeakers |
US8942387B2 (en) * | 2002-02-05 | 2015-01-27 | Mh Acoustics Llc | Noise-reducing directional microphone array |
US7171008B2 (en) * | 2002-02-05 | 2007-01-30 | Mh Acoustics, Llc | Reducing noise in audio systems |
US8098844B2 (en) * | 2002-02-05 | 2012-01-17 | Mh Acoustics, Llc | Dual-microphone spatial noise suppression |
GB2386280B (en) * | 2002-03-07 | 2005-09-14 | Zarlink Semiconductor Inc | Digital microphone |
EP1429455A1 (en) * | 2002-12-11 | 2004-06-16 | Dialog Semiconductor GmbH | Linearization of a PDM class-D amplifier |
DE102005006858A1 (de) | 2005-02-15 | 2006-09-07 | Siemens Audiologische Technik Gmbh | Hörhilfegerät mit einem Ausgangsverstärker, der einen Sigma-Delta-Modulator umfasst |
CN101248703A (zh) | 2005-08-23 | 2008-08-20 | 唯听助听器公司 | 具有提高的声学带宽的助听器 |
SG174282A1 (en) | 2009-04-06 | 2011-10-28 | Widex As | Two part hearing aid with databus connection |
US8553897B2 (en) * | 2009-06-09 | 2013-10-08 | Dean Robert Gary Anderson | Method and apparatus for directional acoustic fitting of hearing aids |
US8879745B2 (en) * | 2009-07-23 | 2014-11-04 | Dean Robert Gary Anderson As Trustee Of The D/L Anderson Family Trust | Method of deriving individualized gain compensation curves for hearing aid fitting |
US9101299B2 (en) * | 2009-07-23 | 2015-08-11 | Dean Robert Gary Anderson As Trustee Of The D/L Anderson Family Trust | Hearing aids configured for directional acoustic fitting |
WO2011110218A1 (en) | 2010-03-09 | 2011-09-15 | Widex A/S | Two part hearing aid with databus and method of communicating between the parts |
EP2544587B1 (en) | 2010-03-09 | 2023-05-10 | T&W Engineering A/S | Two part eeg monitor with databus and method of communicating between the parts |
US8942397B2 (en) * | 2011-11-16 | 2015-01-27 | Dean Robert Gary Anderson | Method and apparatus for adding audible noise with time varying volume to audio devices |
US9582452B2 (en) * | 2013-06-05 | 2017-02-28 | The Boeing Company | Sensor network using pulse width modulated signals |
US10142742B2 (en) | 2016-01-01 | 2018-11-27 | Dean Robert Gary Anderson | Audio systems, devices, and methods |
DK180177B1 (en) | 2018-04-30 | 2020-07-16 | Widex As | Method of operating a hearing aid system and a hearing aid system |
US11696083B2 (en) | 2020-10-21 | 2023-07-04 | Mh Acoustics, Llc | In-situ calibration of microphone arrays |
WO2022200436A1 (en) | 2021-03-24 | 2022-09-29 | Widex A/S | An ear level audio device and a method of operating an ear level audio device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3205685A1 (de) * | 1982-02-17 | 1983-08-25 | Robert Bosch Gmbh, 7000 Stuttgart | Hoergeraet |
US4887299A (en) * | 1987-11-12 | 1989-12-12 | Nicolet Instrument Corporation | Adaptive, programmable signal processing hearing aid |
NO169689C (no) * | 1989-11-30 | 1992-07-22 | Nha As | Programmerbart hybrid hoereapparat med digital signalbehandling samt fremgangsmaate ved deteksjon og signalbehandlingi samme. |
DE69120924T2 (de) * | 1991-01-15 | 1997-01-30 | Ibm | Sigma-Delta Wandler |
US5448644A (en) * | 1992-06-29 | 1995-09-05 | Siemens Audiologische Technik Gmbh | Hearing aid |
EP0597523B1 (en) * | 1992-11-09 | 1997-07-23 | Koninklijke Philips Electronics N.V. | Digital-to-analog converter |
-
1994
- 1994-11-26 DE DE4441996A patent/DE4441996A1/de not_active Withdrawn
-
1995
- 1995-05-29 AT AT95921771T patent/ATE166199T1/de not_active IP Right Cessation
- 1995-05-29 JP JP50832196A patent/JP3274469B2/ja not_active Expired - Lifetime
- 1995-05-29 WO PCT/EP1995/002033 patent/WO1996017493A1/de active IP Right Grant
- 1995-05-29 DE DE59502189T patent/DE59502189D1/de not_active Expired - Lifetime
- 1995-05-29 DK DK95921771T patent/DK0793897T3/da active
- 1995-05-29 US US08/836,260 patent/US5878146A/en not_active Expired - Lifetime
- 1995-05-29 CA CA002204757A patent/CA2204757C/en not_active Expired - Lifetime
- 1995-05-29 AU AU26714/95A patent/AU691001B2/en not_active Expired
- 1995-05-29 EP EP95921771A patent/EP0793897B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE59502189D1 (de) | 1998-06-18 |
ATE166199T1 (de) | 1998-05-15 |
AU2671495A (en) | 1996-06-19 |
CA2204757C (en) | 1999-08-03 |
CA2204757A1 (en) | 1996-06-06 |
US5878146A (en) | 1999-03-02 |
EP0793897A1 (de) | 1997-09-10 |
DE4441996A1 (de) | 1996-05-30 |
AU691001B2 (en) | 1998-05-07 |
EP0793897B1 (de) | 1998-05-13 |
WO1996017493A1 (de) | 1996-06-06 |
DK0793897T3 (da) | 1999-02-15 |
JP3274469B2 (ja) | 2002-04-15 |
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