DE69432853D1 - Hintergrundgeräuschkompensation in einem Fernsprechnetzwerk - Google Patents

Hintergrundgeräuschkompensation in einem Fernsprechnetzwerk

Info

Publication number
DE69432853D1
DE69432853D1 DE69432853T DE69432853T DE69432853D1 DE 69432853 D1 DE69432853 D1 DE 69432853D1 DE 69432853 T DE69432853 T DE 69432853T DE 69432853 T DE69432853 T DE 69432853T DE 69432853 D1 DE69432853 D1 DE 69432853D1
Authority
DE
Germany
Prior art keywords
telephone network
background noise
noise compensation
compensation
telephone
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
Application number
DE69432853T
Other languages
English (en)
Inventor
Jonathan Brandon Allen
Donald Joseph Youtkus
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.)
University of Colorado Research Foundation
University of Colorado Foundation Inc
Original Assignee
University of Colorado Research Foundation
University of Colorado Foundation Inc
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 University of Colorado Research Foundation, University of Colorado Foundation Inc filed Critical University of Colorado Research Foundation
Application granted granted Critical
Publication of DE69432853D1 publication Critical patent/DE69432853D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/19Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64Volume compression or expansion arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/60Substation equipment, e.g. for use by subscribers including speech amplifiers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/40Applications of speech amplifiers
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G7/00Selection of materials for use in image-receiving members, i.e. for reversal by physical contact; Manufacture thereof
    • G03G7/0006Cover layers for image-receiving members; Strippable coversheets
DE69432853T 1993-12-29 1994-12-09 Hintergrundgeräuschkompensation in einem Fernsprechnetzwerk Expired - Lifetime DE69432853D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/175,095 US5485515A (en) 1993-12-29 1993-12-29 Background noise compensation in a telephone network

Publications (1)

Publication Number Publication Date
DE69432853D1 true DE69432853D1 (de) 2003-07-31

Family

ID=22638863

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69432853T Expired - Lifetime DE69432853D1 (de) 1993-12-29 1994-12-09 Hintergrundgeräuschkompensation in einem Fernsprechnetzwerk

Country Status (6)

Country Link
US (2) US5485515A (de)
EP (1) EP0661860B1 (de)
JP (1) JPH07212468A (de)
KR (1) KR100325572B1 (de)
CA (1) CA2136366C (de)
DE (1) DE69432853D1 (de)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI108830B (fi) * 1993-12-23 2002-03-28 Nokia Corp Menetelmä ja laite kaiun vaimentamiseksi puhelinlaitteessa
US5825671A (en) * 1994-03-16 1998-10-20 U.S. Philips Corporation Signal-source characterization system
JPH07297900A (ja) * 1994-04-26 1995-11-10 Mitsubishi Electric Corp 騒音対策通話機
FR2722631B1 (fr) * 1994-07-13 1996-09-20 France Telecom Etablissement P Procede et systeme de filtrage adaptatif par egalisation aveugle d'un signal telephonique numerique et leurs applications
US5737389A (en) * 1995-12-18 1998-04-07 At&T Corp. Technique for determining a compression ratio for use in processing audio signals within a telecommunications system
US5675635A (en) * 1996-01-24 1997-10-07 Sprint Communications Company L.P. System and method for conducting poll at a processor associated with the originating switch
US5729694A (en) * 1996-02-06 1998-03-17 The Regents Of The University Of California Speech coding, reconstruction and recognition using acoustics and electromagnetic waves
JP3483695B2 (ja) * 1996-03-14 2004-01-06 株式会社リコー 音声通信装置
US6021194A (en) * 1996-03-28 2000-02-01 At&T Corp. Flash-cut of speech processing features in a telephone call
US5859908A (en) * 1996-03-28 1999-01-12 At&T Corp. Method and apparatus for applying multiple speech processing features to a telephone call
US5857019A (en) * 1996-06-11 1999-01-05 Siemens Business Communication Systems, Inc. Apparatus and method for providing a telephone user with control of the threshold volume at which the user's voice will take control of a half-duplex speakerphone conversation
US6978159B2 (en) 1996-06-19 2005-12-20 Board Of Trustees Of The University Of Illinois Binaural signal processing using multiple acoustic sensors and digital filtering
US6987856B1 (en) 1996-06-19 2006-01-17 Board Of Trustees Of The University Of Illinois Binaural signal processing techniques
US6222927B1 (en) * 1996-06-19 2001-04-24 The University Of Illinois Binaural signal processing system and method
US5825898A (en) * 1996-06-27 1998-10-20 Lamar Signal Processing Ltd. System and method for adaptive interference cancelling
US5963899A (en) * 1996-08-07 1999-10-05 U S West, Inc. Method and system for region based filtering of speech
US5806025A (en) * 1996-08-07 1998-09-08 U S West, Inc. Method and system for adaptive filtering of speech signals using signal-to-noise ratio to choose subband filter bank
US6098038A (en) * 1996-09-27 2000-08-01 Oregon Graduate Institute Of Science & Technology Method and system for adaptive speech enhancement using frequency specific signal-to-noise ratio estimates
FR2754663A1 (fr) * 1996-10-10 1998-04-17 Philips Electronics Nv Appareil telephonique muni de moyens de controle automatique de gain
US6453043B1 (en) 1996-12-18 2002-09-17 At&T Corp. Flash-cut of speech processing features in a telephone call
US6178248B1 (en) 1997-04-14 2001-01-23 Andrea Electronics Corporation Dual-processing interference cancelling system and method
US5943413A (en) * 1997-06-09 1999-08-24 At&T Corp. Method for selectively routing enhanced calls
US5844983A (en) * 1997-07-10 1998-12-01 Ericsson Inc. Method and apparatus for controlling a telephone ring signal
US6128370A (en) * 1997-08-06 2000-10-03 Lucent Technologies Inc. Multiple tone detection using out-of-band background detector
EP0920173A3 (de) * 1997-11-25 2002-05-08 AT&T Corp. Verbessertes Telekommunikationsnetzwerk
US6807280B1 (en) 1998-01-26 2004-10-19 Delphi Technologies, Inc. Audio signal processing circuit for reducing noise in an audio signal
US6351529B1 (en) * 1998-04-27 2002-02-26 3Com Corporation Method and system for automatic gain control with adaptive table lookup
US6377680B1 (en) * 1998-07-14 2002-04-23 At&T Corp. Method and apparatus for noise cancellation
US6604071B1 (en) * 1999-02-09 2003-08-05 At&T Corp. Speech enhancement with gain limitations based on speech activity
US6363345B1 (en) 1999-02-18 2002-03-26 Andrea Electronics Corporation System, method and apparatus for cancelling noise
US7120579B1 (en) 1999-07-28 2006-10-10 Clear Audio Ltd. Filter banked gain control of audio in a noisy environment
WO2001022404A1 (en) * 1999-09-23 2001-03-29 Koninklijke Philips Electronics N.V. Speech recognition apparatus and consumer electronics system
US7181297B1 (en) 1999-09-28 2007-02-20 Sound Id System and method for delivering customized audio data
US6594367B1 (en) 1999-10-25 2003-07-15 Andrea Electronics Corporation Super directional beamforming design and implementation
US6366880B1 (en) * 1999-11-30 2002-04-02 Motorola, Inc. Method and apparatus for suppressing acoustic background noise in a communication system by equaliztion of pre-and post-comb-filtered subband spectral energies
KR100343776B1 (ko) * 1999-12-03 2002-07-20 한국전자통신연구원 디지털 전화 단말기에서 주변소음에 따른 신호음 및/또는수신음 크기 조절장치 및 방법
US7263074B2 (en) * 1999-12-09 2007-08-28 Broadcom Corporation Voice activity detection based on far-end and near-end statistics
US6298247B1 (en) 1999-12-30 2001-10-02 Telefonaktiebolaget L.M. Ericsson (Publ) Method and apparatus for automatic volume control
EP1226578A4 (de) * 1999-12-31 2005-09-21 Octiv Inc Techniken zur verbesserung der klarheit und verständlichkeit von mit verminderten bitraten übertragenden audiosignalen in einem digitalen netzwerk
US6760435B1 (en) 2000-02-08 2004-07-06 Lucent Technologies Inc. Method and apparatus for network speech enhancement
WO2001075863A1 (en) * 2000-03-31 2001-10-11 Telefonaktiebolaget Lm Ericsson (Publ) A method of transmitting voice information and an electronic communications device for transmission of voice information
EP1139337A1 (de) * 2000-03-31 2001-10-04 Telefonaktiebolaget L M Ericsson (Publ) Verfahren zur Übertragung von Sprachinformationen und elektronische Fernmeldevorrichtung dafür
CN1440628A (zh) * 2000-05-10 2003-09-03 伊利诺伊大学评议会 干扰抑制技术
US20040057586A1 (en) * 2000-07-27 2004-03-25 Zvi Licht Voice enhancement system
US20020075965A1 (en) * 2000-12-20 2002-06-20 Octiv, Inc. Digital signal processing techniques for improving audio clarity and intelligibility
US6968064B1 (en) * 2000-09-29 2005-11-22 Forgent Networks, Inc. Adaptive thresholds in acoustic echo canceller for use during double talk
US7457750B2 (en) 2000-10-13 2008-11-25 At&T Corp. Systems and methods for dynamic re-configurable speech recognition
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
US6944474B2 (en) * 2001-09-20 2005-09-13 Sound Id Sound enhancement for mobile phones and other products producing personalized audio for users
US7010118B2 (en) * 2001-09-21 2006-03-07 Agere Systems, Inc. Noise compensation methods and systems for increasing the clarity of voice communications
US7079645B1 (en) 2001-12-18 2006-07-18 Bellsouth Intellectual Property Corp. Speaker volume control for voice communication device
AUPS102902A0 (en) * 2002-03-13 2002-04-11 Hearworks Pty Ltd A method and system for reducing potentially harmful noise in a signal arranged to convey speech
US7023984B1 (en) * 2002-03-21 2006-04-04 Bellsouth Intellectual Property Corp. Automatic volume adjustment of voice transmitted over a communication device
US6978010B1 (en) 2002-03-21 2005-12-20 Bellsouth Intellectual Property Corp. Ambient noise cancellation for voice communication device
US20030230921A1 (en) * 2002-05-10 2003-12-18 George Gifeisman Back support and a device provided therewith
US20030223597A1 (en) * 2002-05-29 2003-12-04 Sunil Puria Adapative noise compensation for dynamic signal enhancement
US7433462B2 (en) * 2002-10-31 2008-10-07 Plantronics, Inc Techniques for improving telephone audio quality
US7142678B2 (en) * 2002-11-26 2006-11-28 Microsoft Corporation Dynamic volume control
US7242763B2 (en) * 2002-11-26 2007-07-10 Lucent Technologies Inc. Systems and methods for far-end noise reduction and near-end noise compensation in a mixed time-frequency domain compander to improve signal quality in communications systems
US7512448B2 (en) 2003-01-10 2009-03-31 Phonak Ag Electrode placement for wireless intrabody communication between components of a hearing system
WO2004077806A1 (en) * 2003-02-27 2004-09-10 Telefonaktiebolaget Lm Ericsson (Publ) Audibility enhancement
US7260209B2 (en) * 2003-03-27 2007-08-21 Tellabs Operations, Inc. Methods and apparatus for improving voice quality in an environment with noise
US7945064B2 (en) * 2003-04-09 2011-05-17 Board Of Trustees Of The University Of Illinois Intrabody communication with ultrasound
US7076072B2 (en) * 2003-04-09 2006-07-11 Board Of Trustees For The University Of Illinois Systems and methods for interference-suppression with directional sensing patterns
WO2005071666A1 (en) * 2004-01-20 2005-08-04 Koninklijke Philips Electronics, N.V. Enhanced usage of telephones in noisy surroundings
KR101058003B1 (ko) * 2004-02-11 2011-08-19 삼성전자주식회사 소음 적응형 이동통신 단말장치 및 이 장치를 이용한통화음 합성방법
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
US7054436B2 (en) * 2004-08-02 2006-05-30 Sony Ericsson Mobile Communication, Ab Communication terminals with a dual use speaker for sensing background noise and generating sound, and related methods and computer program products
US20070237334A1 (en) * 2006-04-11 2007-10-11 Willins Bruce A System and method for enhancing audio output of a computing terminal
WO2008116264A1 (en) * 2007-03-26 2008-10-02 Cochlear Limited Noise reduction in auditory prostheses
US8868418B2 (en) * 2007-06-15 2014-10-21 Alon Konchitsky Receiver intelligibility enhancement system
US20080312916A1 (en) * 2007-06-15 2008-12-18 Mr. Alon Konchitsky Receiver Intelligibility Enhancement System
US8868417B2 (en) * 2007-06-15 2014-10-21 Alon Konchitsky Handset intelligibility enhancement system using adaptive filters and signal buffers
US8831936B2 (en) * 2008-05-29 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast enhancement
US8538749B2 (en) 2008-07-18 2013-09-17 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for enhanced intelligibility
US8355335B2 (en) * 2008-09-09 2013-01-15 Avaya Inc. Managing the audio-signal loss plan of a telecommunications network
JP2010122496A (ja) * 2008-11-20 2010-06-03 Seiko Epson Corp プロジェクタ、及びプロジェクタの制御方法
US9202456B2 (en) * 2009-04-23 2015-12-01 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for automatic control of active noise cancellation
JP5371599B2 (ja) * 2009-07-15 2013-12-18 アルパイン株式会社 音声明瞭度改善システムおよび音声明瞭度改善方法
US8204742B2 (en) * 2009-09-14 2012-06-19 Srs Labs, Inc. System for processing an audio signal to enhance speech intelligibility
EP2362620A1 (de) * 2010-02-23 2011-08-31 Vodafone Holding GmbH Verfahren zur Bearbeitung einer Rauschdatenbank und Computervorrichtung
US8798992B2 (en) * 2010-05-19 2014-08-05 Disney Enterprises, Inc. Audio noise modification for event broadcasting
US9053697B2 (en) 2010-06-01 2015-06-09 Qualcomm Incorporated Systems, methods, devices, apparatus, and computer program products for audio equalization
US20140365212A1 (en) * 2010-11-20 2014-12-11 Alon Konchitsky Receiver Intelligibility Enhancement System
JP5845787B2 (ja) * 2011-09-30 2016-01-20 ブラザー工業株式会社 音声処理装置、音声処理方法、および音声処理プログラム
US10986454B2 (en) 2014-01-06 2021-04-20 Alpine Electronics of Silicon Valley, Inc. Sound normalization and frequency remapping using haptic feedback
US8977376B1 (en) 2014-01-06 2015-03-10 Alpine Electronics of Silicon Valley, Inc. Reproducing audio signals with a haptic apparatus on acoustic headphones and their calibration and measurement
US8767996B1 (en) 2014-01-06 2014-07-01 Alpine Electronics of Silicon Valley, Inc. Methods and devices for reproducing audio signals with a haptic apparatus on acoustic headphones
US10553235B2 (en) 2017-08-28 2020-02-04 Apple Inc. Transparent near-end user control over far-end speech enhancement processing

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963868A (en) * 1974-06-27 1976-06-15 Stromberg-Carlson Corporation Loudspeaking telephone hysteresis and ambient noise control
US4048443A (en) * 1975-12-12 1977-09-13 Bell Telephone Laboratories, Incorporated Digital speech communication system for minimizing quantizing noise
US4076968A (en) * 1976-09-02 1978-02-28 Bell Telephone Laboratories, Incorporated Telephone ringer intensity control responsive to ambient noise
GB2029141A (en) * 1978-08-26 1980-03-12 Viva Co Gain control arrangements
US4720802A (en) * 1983-07-26 1988-01-19 Lear Siegler Noise compensation arrangement
DE3426068A1 (de) * 1983-09-22 1985-04-11 Blaupunkt-Werke Gmbh, 3200 Hildesheim Verfahren zum anpassen der lautstaerke eines lautsprechers an einen am lautsprecherort herrschenden stoergeraeuschpegel
US4604501A (en) * 1984-10-09 1986-08-05 Moscow K. Richmond Voice communication system
CA1233925A (en) * 1985-05-10 1988-03-08 Gordon J. Reesor Digital loudspeaking telephone
US4628529A (en) * 1985-07-01 1986-12-09 Motorola, Inc. Noise suppression system
US4715063A (en) * 1985-08-20 1987-12-22 Motorola, Inc. Speakerphone for radio and landline telephones
EP0290952B1 (de) * 1987-05-15 1992-11-04 Alcatel SEL Aktiengesellschaft Schaltungsanordnung zur Sprachsteuerung für ein Endgerät der Nachrichtentechnik
CA1291837C (en) * 1987-07-15 1991-11-05 Juro Ohga Electronic telephone terminal having noise suppression function
US4829565A (en) * 1987-10-20 1989-05-09 Goldberg Robert M Telephone with background volume control
US4882762A (en) * 1988-02-23 1989-11-21 Resound Corporation Multi-band programmable compression system
FI80173C (fi) * 1988-05-26 1990-04-10 Nokia Mobile Phones Ltd Foerfarande foer daempning av stoerningar.
US5138664A (en) * 1989-03-25 1992-08-11 Sony Corporation Noise reducing device
US4979214A (en) * 1989-05-15 1990-12-18 Dialogic Corporation Method and apparatus for identifying speech in telephone signals
US5001763A (en) * 1989-08-10 1991-03-19 Mnc Inc. Electroacoustic device for hearing needs including noise cancellation
US5134659A (en) * 1990-07-10 1992-07-28 Mnc, Inc. Method and apparatus for performing noise cancelling and headphoning
US5117461A (en) * 1989-08-10 1992-05-26 Mnc, Inc. Electroacoustic device for hearing needs including noise cancellation
US5138663A (en) * 1989-08-10 1992-08-11 Mnc, Inc. Method and apparatus for performing noise cancelling and headphoning
GB2239971B (en) * 1989-12-06 1993-09-29 Ca Nat Research Council System for separating speech from background noise
US5239578A (en) * 1990-05-15 1993-08-24 Plantronics, Inc. Noise cancelling apparatus for a telephone handset
US5195132B1 (en) * 1990-12-03 1996-03-19 At & T Bell Lab Telephone network speech signal enhancement
US5170430A (en) * 1991-01-04 1992-12-08 Schuh Peter O Voice-switched handset receive amplifier
US5353376A (en) * 1992-03-20 1994-10-04 Texas Instruments Incorporated System and method for improved speech acquisition for hands-free voice telecommunication in a noisy environment

Also Published As

Publication number Publication date
US5524148A (en) 1996-06-04
EP0661860B1 (de) 2003-06-25
EP0661860A3 (de) 1998-01-07
US5485515A (en) 1996-01-16
KR100325572B1 (ko) 2002-06-28
EP0661860A2 (de) 1995-07-05
KR950022573A (ko) 1995-07-28
CA2136366C (en) 1998-07-14
CA2136366A1 (en) 1995-06-30
JPH07212468A (ja) 1995-08-11

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8332 No legal effect for de