DE3871711D1 - Verfahren und geraet zur verbesserung der verstaendlichkeit von stimmen in hoher geraeuschumgebung. - Google Patents

Verfahren und geraet zur verbesserung der verstaendlichkeit von stimmen in hoher geraeuschumgebung.

Info

Publication number
DE3871711D1
DE3871711D1 DE8888904019T DE3871711T DE3871711D1 DE 3871711 D1 DE3871711 D1 DE 3871711D1 DE 8888904019 T DE8888904019 T DE 8888904019T DE 3871711 T DE3871711 T DE 3871711T DE 3871711 D1 DE3871711 D1 DE 3871711D1
Authority
DE
Germany
Prior art keywords
voices
understanding
improving
high noise
noise environment
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 - Fee Related
Application number
DE8888904019T
Other languages
English (en)
Other versions
DE3871711T2 (de
Inventor
M Williams
Paul Warther
C Lawson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of DE3871711D1 publication Critical patent/DE3871711D1/de
Application granted granted Critical
Publication of DE3871711T2 publication Critical patent/DE3871711T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24008—Structurally defined web or sheet [e.g., overall dimension, etc.] including fastener for attaching to external surface
    • Y10T428/24017—Hook or barb
DE8888904019T 1987-04-14 1988-03-14 Verfahren und geraet zur verbesserung der verstaendlichkeit von stimmen in hoher geraeuschumgebung. Expired - Fee Related DE3871711T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/038,259 US4771472A (en) 1987-04-14 1987-04-14 Method and apparatus for improving voice intelligibility in high noise environments
PCT/US1988/000878 WO1988008227A1 (en) 1987-04-14 1988-03-14 Method and apparatus for improving voice intelligibility in high noise environments

Publications (2)

Publication Number Publication Date
DE3871711D1 true DE3871711D1 (de) 1992-07-09
DE3871711T2 DE3871711T2 (de) 1993-01-21

Family

ID=21898918

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888904019T Expired - Fee Related DE3871711T2 (de) 1987-04-14 1988-03-14 Verfahren und geraet zur verbesserung der verstaendlichkeit von stimmen in hoher geraeuschumgebung.

Country Status (11)

Country Link
US (1) US4771472A (de)
EP (1) EP0312569B1 (de)
JP (1) JPH01503111A (de)
KR (1) KR930002041B1 (de)
AU (1) AU598677B2 (de)
CA (1) CA1290844C (de)
DE (1) DE3871711T2 (de)
DK (1) DK694588A (de)
IL (1) IL85881A (de)
TR (1) TR24320A (de)
WO (1) WO1988008227A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5148429A (en) * 1988-10-27 1992-09-15 Kabushiki Kaisha Toshiba Voice data transmission system and method
US5077799A (en) * 1989-01-13 1991-12-31 Brian Cotton Automatic volume control circuit
US6370254B1 (en) * 1990-09-11 2002-04-09 Concourse Communications Limited Audio-visual reproduction
FR2674707B1 (fr) * 1991-03-26 1993-06-04 Cit Alcatel Dispositif de reglage automatique de niveau d'un signal.
US5243657A (en) * 1992-07-31 1993-09-07 Brian Cotton Automatic microphone sensitivity control circuit
US5732143A (en) * 1992-10-29 1998-03-24 Andrea Electronics Corp. Noise cancellation apparatus
US5396560A (en) * 1993-03-31 1995-03-07 Trw Inc. Hearing aid incorporating a novelty filter
JPH07104788A (ja) * 1993-10-06 1995-04-21 Technol Res Assoc Of Medical & Welfare Apparatus 音声強調処理装置
JP3246824B2 (ja) * 1994-01-18 2002-01-15 登 山口 音声通信端末器用周囲雑音抑制回路
GB9505946D0 (en) * 1995-03-23 1995-05-10 Rca Thomson Licensing Corp Automatic sound level control
US5781640A (en) * 1995-06-07 1998-07-14 Nicolino, Jr.; Sam J. Adaptive noise transformation system
US5838269A (en) * 1996-09-12 1998-11-17 Advanced Micro Devices, Inc. System and method for performing automatic gain control with gain scheduling and adjustment at zero crossings for reducing distortion
US5949887A (en) * 1997-05-23 1999-09-07 International Business Machines Corporation Method and graphical user interface for configuring an audio system
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
US6169971B1 (en) 1997-12-03 2001-01-02 Glenayre Electronics, Inc. Method to suppress noise in digital voice processing
US6308155B1 (en) * 1999-01-20 2001-10-23 International Computer Science Institute Feature extraction for automatic speech recognition
US6363345B1 (en) 1999-02-18 2002-03-26 Andrea Electronics Corporation System, method and apparatus for cancelling noise
US6594367B1 (en) 1999-10-25 2003-07-15 Andrea Electronics Corporation Super directional beamforming design and implementation
GB9927131D0 (en) * 1999-11-16 2000-01-12 Royal College Of Art Apparatus for acoustically improving an environment and related method
US20020049600A1 (en) * 2000-05-12 2002-04-25 Lernout & Hauspie Speech Products N.V. Speech processor apparatus and system
NL1015993C2 (nl) * 2000-08-23 2002-02-26 Beltone Netherlands B V Werkwijze en inrichting voor het omzetten van een analoog ingangssignaal in een digitaal uitgangssignaal.
DE60135817D1 (de) * 2000-11-06 2008-10-30 Honda Motor Co Ltd Sprachübertragungsanordnung
US7155385B2 (en) 2002-05-16 2006-12-26 Comerica Bank, As Administrative Agent Automatic gain control for adjusting gain during non-speech portions
US20040125922A1 (en) * 2002-09-12 2004-07-01 Specht Jeffrey L. Communications device with sound masking system
US6988068B2 (en) * 2003-03-25 2006-01-17 International Business Machines Corporation Compensating for ambient noise levels in text-to-speech applications
KR100709848B1 (ko) * 2003-06-05 2007-04-23 마츠시타 덴끼 산교 가부시키가이샤 음질 조정 장치 및 음질 조정 방법
US8103007B2 (en) * 2005-12-28 2012-01-24 Honeywell International Inc. System and method of detecting speech intelligibility of audio announcement systems in noisy and reverberant spaces
US8098833B2 (en) * 2005-12-28 2012-01-17 Honeywell International Inc. System and method for dynamic modification of speech intelligibility scoring
JP5664265B2 (ja) 2011-01-19 2015-02-04 ヤマハ株式会社 ダイナミックレンジ圧縮回路
JP5752324B2 (ja) * 2011-07-07 2015-07-22 ニュアンス コミュニケーションズ， インコーポレイテッド 雑音の入った音声信号中のインパルス性干渉の単一チャネル抑制
US8873782B2 (en) 2012-12-20 2014-10-28 Starkey Laboratories, Inc. Separate inner and outer hair cell loss compensation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991272A (en) * 1975-09-08 1976-11-09 Tarr Lloyd A Audio AGC amplifier
DE2740677A1 (de) * 1977-09-09 1979-03-15 Licentia Gmbh Schaltung zur veraenderung des von einer elektronischen baugruppe verarbeitbaren dynamikumfangs
JPS5744338A (en) * 1980-08-29 1982-03-12 Victor Co Of Japan Ltd Noise reduction device
US4405831A (en) * 1980-12-22 1983-09-20 The Regents Of The University Of California Apparatus for selective noise suppression for hearing aids
US4410764A (en) * 1981-06-29 1983-10-18 Rockwell International Corporation Speech processor for processing analog signals
JPS5868325A (ja) * 1981-10-19 1983-04-23 Victor Co Of Japan Ltd 雑音低減装置
US4461025A (en) * 1982-06-22 1984-07-17 Audiological Engineering Corporation Automatic background noise suppressor
US4531229A (en) * 1982-10-22 1985-07-23 Coulter Associates, Inc. Method and apparatus for improving binaural hearing
US4466119A (en) * 1983-04-11 1984-08-14 Industrial Research Products, Inc. Audio loudness control system
CA1214112A (en) * 1983-10-12 1986-11-18 William A. Cole Noise reduction system
US4630302A (en) * 1985-08-02 1986-12-16 Acousis Company Hearing aid method and apparatus
US4718099A (en) * 1986-01-29 1988-01-05 Telex Communications, Inc. Automatic gain control for hearing aid

Also Published As

Publication number Publication date
WO1988008227A1 (en) 1988-10-20
JPH01503111A (ja) 1989-10-19
IL85881A0 (en) 1988-09-30
AU598677B2 (en) 1990-06-28
AU1700988A (en) 1988-11-04
JP5082085B2 (de) 1993-11-17
CA1290844C (en) 1991-10-15
KR930002041B1 (ko) 1993-03-22
DK694588D0 (da) 1988-12-14
US4771472A (en) 1988-09-13
DE3871711T2 (de) 1993-01-21
TR24320A (tr) 1991-09-12
EP0312569B1 (de) 1992-06-03
IL85881A (en) 1993-01-14
EP0312569A1 (de) 1989-04-26
KR890700967A (ko) 1989-04-28
DK694588A (da) 1988-12-14

Similar Documents

Publication Publication Date Title
DE3871711T2 (de) Verfahren und geraet zur verbesserung der verstaendlichkeit von stimmen in hoher geraeuschumgebung.
ATE111701T1 (de) Verfahren und vorrichtung zur herstellung von borstenwaren.
DE3889173T2 (de) Verfahren und Vorrichtung zur Zirkulation von elektronischer Post.
DE3483647D1 (de) Verfahren und vorrichtung zur zerstaeubung.
DE68923653T2 (de) Verfahren und Vorrichtung zur Prüfung der Seitenwände von Flaschen.
DE3781313D1 (de) Verfahren und vorrichtung.
DE68916588T2 (de) Verfahren und Gerät zur Feststellung von Gasen.
DE3854527T2 (de) Vorrichtung und verfahren zur beschichtung von fixierungselementen.
DE69017074T2 (de) Verfahren und Einrichtung zur Codierung von Audio-Signalen.
DE3863895D1 (de) Verfahren und vorrichtung zur erzielung von seismischen messwerten.
DE3578524D1 (de) Einrichtung und verfahren zur feinstbearbeitung von oberflaechen.
DE68919256T2 (de) Verfahren und Vorrichtung zur Ermittlung von Zelleigenschaften.
DE3869325D1 (de) Verfahren und vorrichtung zur pruefung von lichtwellenleiter-knotenpunkten.
DE3870633D1 (de) Verfahren zur herstellung von butyrolactonen und von butandiolen.
DE3778954D1 (de) Verfahren und geraet zur wellenformkombination.
DE3777706D1 (de) Verfahren zur verringerung der fleckenbildung und der trocknungszeit in spuelmachinenvorgaengen.
DE3673223D1 (de) Verfahren und vorrichtung zur herstellung von glaskoerpern.
DE3785189T2 (de) Verfahren und Einrichtung zur Veränderung von Sprachgeschwindigkeit.
DE3671620D1 (de) Verfahren und vorrichtung zur herstellung von glaskoerpern.
DE3764295D1 (de) Verfahren und vorrichtung zur pruefung von faeden.
DE3779334D1 (de) Verfahren und testsatz zur drogenbestimmung.
DE3766136D1 (de) Verfahren und vorrichtung zur ermittlung der relativen dynamischen oberflaechenaktivitaet.
DE3766124D1 (de) Verfahren und vorrichtung zur sprachverarbeitung.
DE59106383D1 (de) Verfahren und einrichtung zur oxidation von wasserstoff.
DE3881795T2 (de) Testvorrichtung und Verfahren.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee