AU5032000A - Methods and apparatus for generating comfort noise using parametric noise model statistics - Google Patents

Methods and apparatus for generating comfort noise using parametric noise model statistics

Info

Publication number
AU5032000A
AU5032000A AU50320/00A AU5032000A AU5032000A AU 5032000 A AU5032000 A AU 5032000A AU 50320/00 A AU50320/00 A AU 50320/00A AU 5032000 A AU5032000 A AU 5032000A AU 5032000 A AU5032000 A AU 5032000A
Authority
AU
Australia
Prior art keywords
noise
methods
parametric
model statistics
generating comfort
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.)
Abandoned
Application number
AU50320/00A
Inventor
Leland Scott Bloebaum
Phillip Marc Johnson
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.)
Ericsson Inc
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Publication of AU5032000A publication Critical patent/AU5032000A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/012—Comfort noise or silence coding
AU50320/00A 1999-06-07 2000-05-19 Methods and apparatus for generating comfort noise using parametric noise model statistics Abandoned AU5032000A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US32668099A 1999-06-07 1999-06-07
US09326680 1999-06-07
PCT/US2000/013829 WO2000075919A1 (en) 1999-06-07 2000-05-19 Methods and apparatus for generating comfort noise using parametric noise model statistics

Publications (1)

Publication Number Publication Date
AU5032000A true AU5032000A (en) 2000-12-28

Family

ID=23273227

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50320/00A Abandoned AU5032000A (en) 1999-06-07 2000-05-19 Methods and apparatus for generating comfort noise using parametric noise model statistics

Country Status (6)

Country Link
JP (1) JP2003501925A (en)
CN (1) CN1145928C (en)
AU (1) AU5032000A (en)
DE (1) DE10084675T1 (en)
MY (1) MY133505A (en)
WO (1) WO2000075919A1 (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4464484B2 (en) * 1999-06-15 2010-05-19 パナソニック株式会社 Noise signal encoding apparatus and speech signal encoding apparatus
SG102694A1 (en) * 2002-09-06 2004-03-26 Building And Construction Auth Facade integrity testing apparatus and method
US7499856B2 (en) * 2002-12-25 2009-03-03 Nippon Telegraph And Telephone Corporation Estimation method and apparatus of overall conversational quality taking into account the interaction between quality factors
US7610197B2 (en) * 2005-08-31 2009-10-27 Motorola, Inc. Method and apparatus for comfort noise generation in speech communication systems
CN101303855B (en) * 2007-05-11 2011-06-22 华为技术有限公司 Method and device for generating comfortable noise parameter
CN102760441B (en) * 2007-06-05 2014-03-12 华为技术有限公司 Background noise coding/decoding device and method as well as communication equipment
CN101320563B (en) * 2007-06-05 2012-06-27 华为技术有限公司 Background noise encoding/decoding device, method and communication equipment
CN101453517B (en) * 2007-09-28 2013-08-07 华为技术有限公司 Noise generating apparatus and method
CN101335003B (en) * 2007-09-28 2010-07-07 华为技术有限公司 Noise generating apparatus and method
DE102008009718A1 (en) 2008-02-19 2009-08-20 Siemens Enterprise Communications Gmbh & Co. Kg Method and means for encoding background noise information
CN100550133C (en) 2008-03-20 2009-10-14 华为技术有限公司 A kind of audio signal processing method and device
US8380497B2 (en) 2008-10-15 2013-02-19 Qualcomm Incorporated Methods and apparatus for noise estimation
PL3239978T3 (en) 2011-02-14 2019-07-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoding and decoding of pulse positions of tracks of an audio signal
CA2827249C (en) 2011-02-14 2016-08-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for processing a decoded audio signal in a spectral domain
KR101525185B1 (en) 2011-02-14 2015-06-02 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
BR112012029132B1 (en) 2011-02-14 2021-10-05 Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V REPRESENTATION OF INFORMATION SIGNAL USING OVERLAY TRANSFORMED
RU2585999C2 (en) * 2011-02-14 2016-06-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Generation of noise in audio codecs
CN103503062B (en) 2011-02-14 2016-08-10 弗劳恩霍夫应用研究促进协会 For using the prediction part of alignment by audio-frequency signal coding and the apparatus and method of decoding
CN103534754B (en) * 2011-02-14 2015-09-30 弗兰霍菲尔运输应用研究公司 The audio codec utilizing noise to synthesize during the inertia stage
TWI488176B (en) 2011-02-14 2015-06-11 Fraunhofer Ges Forschung Encoding and decoding of pulse positions of tracks of an audio signal
JP5849106B2 (en) 2011-02-14 2016-01-27 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン Apparatus and method for error concealment in low delay integrated speech and audio coding
JP5625126B2 (en) 2011-02-14 2014-11-12 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン Linear prediction based coding scheme using spectral domain noise shaping
KR101589038B1 (en) * 2014-03-14 2016-01-27 국방과학연구소 Method and device for generating random noise data preserving the correlation on privacy preserving time-series databases
EP2980790A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for comfort noise generation mode selection
CN106328151B (en) * 2015-06-30 2020-01-31 芋头科技（杭州）有限公司 ring noise eliminating system and application method thereof
JP7385381B2 (en) * 2019-06-21 2023-11-22 株式会社日立製作所 Abnormal sound detection system, pseudo sound generation system, and pseudo sound generation method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08506434A (en) * 1993-11-30 1996-07-09 エイ・ティ・アンド・ティ・コーポレーション Transmission noise reduction in communication systems
US5794199A (en) * 1996-01-29 1998-08-11 Texas Instruments Incorporated Method and system for improved discontinuous speech transmission
US5893056A (en) * 1997-04-17 1999-04-06 Northern Telecom Limited Methods and apparatus for generating noise signals from speech signals

Also Published As

Publication number Publication date
CN1145928C (en) 2004-04-14
MY133505A (en) 2007-11-30
JP2003501925A (en) 2003-01-14
DE10084675T1 (en) 2002-06-06
CN1367918A (en) 2002-09-04
WO2000075919A1 (en) 2000-12-14

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase