DK694588D0 - Fremgangsmaade og apparat til forbedring af stemmeforstaaeligheden i meget stoejende omgivelser - Google Patents

Fremgangsmaade og apparat til forbedring af stemmeforstaaeligheden i meget stoejende omgivelser

Info

Publication number
DK694588D0
DK694588D0 DK694588A DK694588A DK694588D0 DK 694588 D0 DK694588 D0 DK 694588D0 DK 694588 A DK694588 A DK 694588A DK 694588 A DK694588 A DK 694588A DK 694588 D0 DK694588 D0 DK 694588D0
Authority
DK
Denmark
Prior art keywords
procedure
noisy environments
improving voice
voice understanding
understanding
Prior art date
Application number
DK694588A
Other languages
Danish (da)
English (en)
Other versions
DK694588A (da
Inventor
Iii John M Williams
Donald Paul Warther
Robert C Lawson
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 DK694588A publication Critical patent/DK694588A/da
Publication of DK694588D0 publication Critical patent/DK694588D0/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DK694588A 1987-04-14 1988-12-14 Fremgangsmaade og apparat til forbedring af stemmeforstaaeligheden i meget stoejende omgivelser DK694588D0 (da)

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
DK694588A DK694588A (da) 1988-12-14
DK694588D0 true DK694588D0 (da) 1988-12-14

Family

ID=21898918

Family Applications (1)

Application Number Title Priority Date Filing Date
DK694588A DK694588D0 (da) 1987-04-14 1988-12-14 Fremgangsmaade og apparat til forbedring af stemmeforstaaeligheden i meget stoejende omgivelser

Country Status (11)

Country Link
US (1) US4771472A (tr)
EP (1) EP0312569B1 (tr)
JP (1) JPH01503111A (tr)
KR (1) KR930002041B1 (tr)
AU (1) AU598677B2 (tr)
CA (1) CA1290844C (tr)
DE (1) DE3871711T2 (tr)
DK (1) DK694588D0 (tr)
IL (1) IL85881A (tr)
TR (1) TR24320A (tr)
WO (1) WO1988008227A1 (tr)

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
JPWO2004109661A1 (ja) * 2003-06-05 2006-07-20 松下電器産業株式会社 音質調整装置および音質調整方法
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
DK694588A (da) 1988-12-14
DE3871711D1 (de) 1992-07-09
AU1700988A (en) 1988-11-04
KR890700967A (ko) 1989-04-28
JP5082085B2 (tr) 1993-11-17
KR930002041B1 (ko) 1993-03-22
IL85881A0 (en) 1988-09-30
AU598677B2 (en) 1990-06-28
CA1290844C (en) 1991-10-15
IL85881A (en) 1993-01-14
DE3871711T2 (de) 1993-01-21
US4771472A (en) 1988-09-13
JPH01503111A (ja) 1989-10-19
TR24320A (tr) 1991-09-12
EP0312569A1 (en) 1989-04-26
WO1988008227A1 (en) 1988-10-20
EP0312569B1 (en) 1992-06-03

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