[go: up one dir, main page]

ATE399361T1 - Verfahren und anordnung zur grundfrequenzverbesserung eines decodierten sprachsignals - Google Patents

Verfahren und anordnung zur grundfrequenzverbesserung eines decodierten sprachsignals

Info

Publication number
ATE399361T1
ATE399361T1 AT03727092T AT03727092T ATE399361T1 AT E399361 T1 ATE399361 T1 AT E399361T1 AT 03727092 T AT03727092 T AT 03727092T AT 03727092 T AT03727092 T AT 03727092T AT E399361 T1 ATE399361 T1 AT E399361T1
Authority
AT
Austria
Prior art keywords
post
sub
processing
improving
arrangement
Prior art date
Application number
AT03727092T
Other languages
English (en)
Inventor
Bruno Bessette
Claude Laflamme
Milan Jelinek
Roch Lefebvre
Original Assignee
Voiceage Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29589086&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE399361(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voiceage Corp filed Critical Voiceage Corp
Application granted granted Critical
Publication of ATE399361T1 publication Critical patent/ATE399361T1/de

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
    • G10L19/04—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 using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Executing Machine-Instructions (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Inorganic Fibers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
AT03727092T 2002-05-31 2003-05-30 Verfahren und anordnung zur grundfrequenzverbesserung eines decodierten sprachsignals ATE399361T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002388352A CA2388352A1 (en) 2002-05-31 2002-05-31 A method and device for frequency-selective pitch enhancement of synthesized speed

Publications (1)

Publication Number Publication Date
ATE399361T1 true ATE399361T1 (de) 2008-07-15

Family

ID=29589086

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03727092T ATE399361T1 (de) 2002-05-31 2003-05-30 Verfahren und anordnung zur grundfrequenzverbesserung eines decodierten sprachsignals

Country Status (22)

Country Link
US (1) US7529660B2 (de)
EP (1) EP1509906B1 (de)
JP (1) JP4842538B2 (de)
KR (1) KR101039343B1 (de)
CN (1) CN100365706C (de)
AT (1) ATE399361T1 (de)
AU (1) AU2003233722B2 (de)
BR (2) BRPI0311314B1 (de)
CA (2) CA2388352A1 (de)
CY (1) CY1110439T1 (de)
DE (1) DE60321786D1 (de)
DK (1) DK1509906T3 (de)
ES (1) ES2309315T3 (de)
HK (1) HK1078978A1 (de)
MX (1) MXPA04011845A (de)
MY (1) MY140905A (de)
NO (1) NO332045B1 (de)
NZ (1) NZ536237A (de)
PT (1) PT1509906E (de)
RU (1) RU2327230C2 (de)
WO (1) WO2003102923A2 (de)
ZA (1) ZA200409647B (de)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6315985B1 (en) * 1999-06-18 2001-11-13 3M Innovative Properties Company C-17/21 OH 20-ketosteroid solution aerosol products with enhanced chemical stability
JP4380174B2 (ja) * 2003-02-27 2009-12-09 沖電気工業株式会社 帯域補正装置
US7619995B1 (en) * 2003-07-18 2009-11-17 Nortel Networks Limited Transcoders and mixers for voice-over-IP conferencing
FR2861491B1 (fr) * 2003-10-24 2006-01-06 Thales Sa Procede de selection d'unites de synthese
DE102004007200B3 (de) * 2004-02-13 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
DE102004007184B3 (de) * 2004-02-13 2005-09-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Quantisieren eines Informationssignals
DE102004007191B3 (de) 2004-02-13 2005-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
CA2457988A1 (en) 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
EP1744139B1 (de) * 2004-05-14 2015-11-11 Panasonic Intellectual Property Corporation of America Dekodierungsvorrichtung und verfahren dafür
ATE394774T1 (de) * 2004-05-19 2008-05-15 Matsushita Electric Ind Co Ltd Kodierungs-, dekodierungsvorrichtung und methode dafür
US7848921B2 (en) * 2004-08-31 2010-12-07 Panasonic Corporation Low-frequency-band component and high-frequency-band audio encoding/decoding apparatus, and communication apparatus thereof
JP4407538B2 (ja) * 2005-03-03 2010-02-03 ヤマハ株式会社 マイクロフォンアレー用信号処理装置およびマイクロフォンアレーシステム
US7831421B2 (en) * 2005-05-31 2010-11-09 Microsoft Corporation Robust decoder
US7707034B2 (en) * 2005-05-31 2010-04-27 Microsoft Corporation Audio codec post-filter
US7177804B2 (en) 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
US8620644B2 (en) * 2005-10-26 2013-12-31 Qualcomm Incorporated Encoder-assisted frame loss concealment techniques for audio coding
US8346546B2 (en) * 2006-08-15 2013-01-01 Broadcom Corporation Packet loss concealment based on forced waveform alignment after packet loss
WO2008072733A1 (ja) * 2006-12-15 2008-06-19 Panasonic Corporation 符号化装置および符号化方法
US8036886B2 (en) * 2006-12-22 2011-10-11 Digital Voice Systems, Inc. Estimation of pulsed speech model parameters
JP5046233B2 (ja) * 2007-01-05 2012-10-10 国立大学法人九州大学 音声強調処理装置
WO2008081920A1 (ja) * 2007-01-05 2008-07-10 Kyushu University, National University Corporation 音声強調処理装置
JP5255575B2 (ja) * 2007-03-02 2013-08-07 テレフオンアクチーボラゲット エル エム エリクソン（パブル） レイヤード・コーデックのためのポストフィルタ
CN101622668B (zh) 2007-03-02 2012-05-30 艾利森电话股份有限公司 电信网络中的方法和装置
ES2383365T3 (es) * 2007-03-02 2012-06-20 Telefonaktiebolaget Lm Ericsson (Publ) Post-filtro no causal
CN101266797B (zh) * 2007-03-16 2011-06-01 展讯通信（上海）有限公司 语音信号后处理滤波方法
DK2171712T3 (en) * 2007-06-27 2016-11-07 ERICSSON TELEFON AB L M (publ) A method and device for improving spatial audio signals
US20100189283A1 (en) * 2007-07-03 2010-07-29 Pioneer Corporation Tone emphasizing device, tone emphasizing method, tone emphasizing program, and recording medium
JP2009044268A (ja) * 2007-08-06 2009-02-26 Sharp Corp 音声信号処理装置、音声信号処理方法、音声信号処理プログラム、及び、記録媒体
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
KR101475724B1 (ko) * 2008-06-09 2014-12-30 삼성전자주식회사 오디오 신호 품질 향상 장치 및 방법
US8538749B2 (en) * 2008-07-18 2013-09-17 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for enhanced intelligibility
WO2010028292A1 (en) * 2008-09-06 2010-03-11 Huawei Technologies Co., Ltd. Adaptive frequency prediction
US8515747B2 (en) * 2008-09-06 2013-08-20 Huawei Technologies Co., Ltd. Spectrum harmonic/noise sharpness control
US8532998B2 (en) * 2008-09-06 2013-09-10 Huawei Technologies Co., Ltd. Selective bandwidth extension for encoding/decoding audio/speech signal
WO2010031003A1 (en) * 2008-09-15 2010-03-18 Huawei Technologies Co., Ltd. Adding second enhancement layer to celp based core layer
WO2010031049A1 (en) * 2008-09-15 2010-03-18 GH Innovation, Inc. Improving celp post-processing for music signals
GB2466668A (en) * 2009-01-06 2010-07-07 Skype Ltd Speech filtering
US9202456B2 (en) 2009-04-23 2015-12-01 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for automatic control of active noise cancellation
GB2473266A (en) * 2009-09-07 2011-03-09 Nokia Corp An improved filter bank
JP5519230B2 (ja) * 2009-09-30 2014-06-11 パナソニック株式会社 オーディオエンコーダ及び音信号処理システム
EP3998606B8 (de) * 2009-10-21 2022-12-07 Dolby International AB Überabtastung in einer kombinierten umsetzer-filterbank
WO2011062535A1 (en) * 2009-11-19 2011-05-26 Telefonaktiebolaget Lm Ericsson (Publ) Methods and arrangements for loudness and sharpness compensation in audio codecs
US9123334B2 (en) * 2009-12-14 2015-09-01 Panasonic Intellectual Property Management Co., Ltd. Vector quantization of algebraic codebook with high-pass characteristic for polarity selection
US20130024191A1 (en) * 2010-04-12 2013-01-24 Freescale Semiconductor, Inc. Audio communication device, method for outputting an audio signal, and communication system
US8886523B2 (en) * 2010-04-14 2014-11-11 Huawei Technologies Co., Ltd. Audio decoding based on audio class with control code for post-processing modes
CN103069484B (zh) * 2010-04-14 2014-10-08 华为技术有限公司 时/频二维后处理
US9053697B2 (en) 2010-06-01 2015-06-09 Qualcomm Incorporated Systems, methods, devices, apparatus, and computer program products for audio equalization
US8423357B2 (en) * 2010-06-18 2013-04-16 Alon Konchitsky System and method for biometric acoustic noise reduction
EP2757560B1 (de) * 2010-07-02 2018-02-21 Dolby International AB Audiodekodierung mit selektivem nachfilter
MY165853A (en) 2011-02-14 2018-05-18 Fraunhofer Ges Forschung Linear prediction based coding scheme using spectral domain noise shaping
MX2013009344A (es) * 2011-02-14 2013-10-01 Fraunhofer Ges Forschung Aparato y metodo para procesar una señal de audio decodificada en un dominio espectral.
JP5914527B2 (ja) 2011-02-14 2016-05-11 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 過渡検出及び品質結果を使用してオーディオ信号の一部分を符号化する装置及び方法
CA2827000C (en) 2011-02-14 2016-04-05 Jeremie Lecomte Apparatus and method for error concealment in low-delay unified speech and audio coding (usac)
WO2012110416A1 (en) 2011-02-14 2012-08-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Encoding and decoding of pulse positions of tracks of an audio signal
TWI483245B (zh) 2011-02-14 2015-05-01 Fraunhofer Ges Forschung 利用重疊變換之資訊信號表示技術
EP3576089B1 (de) * 2012-05-23 2020-10-14 Nippon Telegraph And Telephone Corporation Kodierung eines audiosignals
FR3000328A1 (fr) * 2012-12-21 2014-06-27 France Telecom Attenuation efficace de pre-echos dans un signal audionumerique
US8927847B2 (en) * 2013-06-11 2015-01-06 The Board Of Trustees Of The Leland Stanford Junior University Glitch-free frequency modulation synthesis of sounds
US9418671B2 (en) 2013-08-15 2016-08-16 Huawei Technologies Co., Ltd. Adaptive high-pass post-filter
JP6220610B2 (ja) * 2013-09-12 2017-10-25 日本電信電話株式会社 信号処理装置、信号処理方法、プログラム、記録媒体
ES2814601T3 (es) * 2013-10-18 2021-03-29 Ericsson Telefon Ab L M Codificación de las posiciones de los picos espectrales
BR112016022466B1 (pt) 2014-04-17 2020-12-08 Voiceage Evs Llc método para codificar um sinal sonoro, método para decodificar um sinal sonoro, dispositivo para codificar um sinal sonoro e dispositivo para decodificar um sinal sonoro
EP2980798A1 (de) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Harmonizitätsabhängige Steuerung eines harmonischen Filterwerkzeugs
EP2980799A1 (de) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Verarbeitung eines Audiosignals mit Verwendung einer harmonischen Nachfilterung
EP3221967A4 (de) * 2014-11-20 2018-09-26 Tymphany HK Limited Verfahren und vorrichtung zur entzerrung akustischer reaktionen eines lautsprechersystems mit mehrfachraten-fir- und all-pass-iir-filtern
TWI856342B (zh) * 2015-03-13 2024-09-21 瑞典商杜比國際公司 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體
US10109284B2 (en) * 2016-02-12 2018-10-23 Qualcomm Incorporated Inter-channel encoding and decoding of multiple high-band audio signals
FI3696813T3 (fi) * 2016-04-12 2023-01-31 Audiokooderi audiosignaalin koodaamiseksi, menetelmä audiosignaalin koodaamiseksi ja tietokoneohjelma havaitulla huippuspektrialeella tarkastettuna ylemmällä taajuuskaistalla
RU2676022C1 (ru) * 2016-07-13 2018-12-25 Общество с ограниченной ответственностью "Речевая аппаратура "Унитон" Способ повышения разборчивости речи
CN111128230B (zh) * 2019-12-31 2022-03-04 广州市百果园信息技术有限公司 语音信号重建方法、装置、设备和存储介质
US11270714B2 (en) 2020-01-08 2022-03-08 Digital Voice Systems, Inc. Speech coding using time-varying interpolation
CN113053353B (zh) * 2021-03-10 2022-10-04 度小满科技(北京)有限公司 一种语音合成模型的训练方法及装置
US12254895B2 (en) 2021-07-02 2025-03-18 Digital Voice Systems, Inc. Detecting and compensating for the presence of a speaker mask in a speech signal
US11990144B2 (en) 2021-07-28 2024-05-21 Digital Voice Systems, Inc. Reducing perceived effects of non-voice data in digital speech

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU447857A1 (ru) 1971-09-07 1974-10-25 Предприятие П/Я А-3103 Устройство дл записи информации на термопластический носитель
SU447853A1 (ru) 1972-12-01 1974-10-25 Предприятие П/Я А-7306 Устройство передачи и приема речевых сигналов
JPS6041077B2 (ja) * 1976-09-06 1985-09-13 喜徳 喜谷 １，２‐ジアミノシクロヘキサン異性体のシス白金（２）錯体
JP3137805B2 (ja) * 1993-05-21 2001-02-26 三菱電機株式会社 音声符号化装置、音声復号化装置、音声後処理装置及びこれらの方法
JP3321971B2 (ja) * 1994-03-10 2002-09-09 ソニー株式会社 音声信号処理方法
JP3062392B2 (ja) * 1994-04-22 2000-07-10 株式会社河合楽器製作所 波形形成装置およびこの出力波形を用いた電子楽器
CN1138541C (zh) * 1994-08-08 2004-02-18 德彪药品股份有限公司 一种药学上稳定的奥沙利铂制剂
US5701390A (en) * 1995-02-22 1997-12-23 Digital Voice Systems, Inc. Synthesis of MBE-based coded speech using regenerated phase information
GB9512284D0 (en) 1995-06-16 1995-08-16 Nokia Mobile Phones Ltd Speech Synthesiser
US5864798A (en) * 1995-09-18 1999-01-26 Kabushiki Kaisha Toshiba Method and apparatus for adjusting a spectrum shape of a speech signal
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
SE9700772D0 (sv) * 1997-03-03 1997-03-03 Ericsson Telefon Ab L M A high resolution post processing method for a speech decoder
US6385576B2 (en) * 1997-12-24 2002-05-07 Kabushiki Kaisha Toshiba Speech encoding/decoding method using reduced subframe pulse positions having density related to pitch
GB9804013D0 (en) * 1998-02-25 1998-04-22 Sanofi Sa Formulations
CA2252170A1 (en) * 1998-10-27 2000-04-27 Bruno Bessette A method and device for high quality coding of wideband speech and audio signals
WO2001052241A1 (en) * 2000-01-11 2001-07-19 Matsushita Electric Industrial Co., Ltd. Multi-mode voice encoding device and decoding device
JP3612260B2 (ja) * 2000-02-29 2005-01-19 株式会社東芝 音声符号化方法及び装置並びに及び音声復号方法及び装置
JP2002149200A (ja) * 2000-08-31 2002-05-24 Matsushita Electric Ind Co Ltd 音声処理装置及び音声処理方法
CA2327041A1 (en) * 2000-11-22 2002-05-22 Voiceage Corporation A method for indexing pulse positions and signs in algebraic codebooks for efficient coding of wideband signals
US6889182B2 (en) * 2001-01-12 2005-05-03 Telefonaktiebolaget L M Ericsson (Publ) Speech bandwidth extension
US6937978B2 (en) * 2001-10-30 2005-08-30 Chungwa Telecom Co., Ltd. Suppression system of background noise of speech signals and the method thereof
US6476068B1 (en) * 2001-12-06 2002-11-05 Pharmacia Italia, S.P.A. Platinum derivative pharmaceutical formulations
US20050090544A1 (en) * 2003-08-28 2005-04-28 Whittaker Darryl V. Oxaliplatin formulations

Also Published As

Publication number Publication date
ZA200409647B (en) 2006-06-28
RU2004138291A (ru) 2005-05-27
PT1509906E (pt) 2008-11-13
WO2003102923A3 (en) 2004-09-30
JP4842538B2 (ja) 2011-12-21
BR0311314A (pt) 2005-02-15
DK1509906T3 (da) 2008-10-20
EP1509906A2 (de) 2005-03-02
KR20050004897A (ko) 2005-01-12
WO2003102923A2 (en) 2003-12-11
US20050165603A1 (en) 2005-07-28
NO20045717L (no) 2004-12-30
AU2003233722A1 (en) 2003-12-19
US7529660B2 (en) 2009-05-05
DE60321786D1 (de) 2008-08-07
ES2309315T3 (es) 2008-12-16
CA2483790C (en) 2011-12-20
CY1110439T1 (el) 2015-04-29
CA2483790A1 (en) 2003-12-11
NO332045B1 (no) 2012-06-11
NZ536237A (en) 2007-05-31
MY140905A (en) 2010-01-29
CA2388352A1 (en) 2003-11-30
CN1659626A (zh) 2005-08-24
KR101039343B1 (ko) 2011-06-08
AU2003233722B2 (en) 2009-06-04
RU2327230C2 (ru) 2008-06-20
CN100365706C (zh) 2008-01-30
JP2005528647A (ja) 2005-09-22
HK1078978A1 (en) 2006-03-24
EP1509906B1 (de) 2008-06-25
BRPI0311314B1 (pt) 2018-02-14
MXPA04011845A (es) 2005-07-26

Similar Documents

Publication Publication Date Title
ATE399361T1 (de) Verfahren und anordnung zur grundfrequenzverbesserung eines decodierten sprachsignals
ATE535904T1 (de) Verbesserte transformationskodierung von sprach- und audiosignalen
SE0004163D0 (sv) Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
ATE253766T1 (de) Vorrichtung und verfahren zur sprachsignalmodifizierung
ATE401645T1 (de) Verfahren zur einbettung eines digitalen wasserzeichens in ein nutzsignal
DE602005002451D1 (de) Vorrichtung und verfahren zur erzeugung eines pegelparameters und vorrichtung und verfahren zur erzeugung einer mehrkanal-repräsentation
DE502004009294D1 (de) Verfahren zur automatischen Verstärkungseinstellung in einem Hörhilfegerät sowie Hörhilfegerät
ATE550754T1 (de) Verfahren und vorrichtung zur aktiven geräuschsminderung unter anwendung von wahrnehmungsmaskierung
ATE457597T1 (de) Verfahren zur unterdrückung akustischer restechos nach echounterdrückung bei einer freisprecheinrichtung
EP2056294A3 (de) Vorrichtung, Medium und Verfahren zum Codieren und Decodieren eines Hochfrequenzsignals
WO2007111646A3 (en) Speech post-processing using mdct coefficients
DE60107308D1 (de) Verfahren zur Erzeugung eines Wasserzeichens für Audiosignale
ATE475108T1 (de) Verfahren und einrichtung zur erkennung von diskontinuitäten in einem medium
DE602007013303D1 (de) Vorrichtung und Verfahren zur Wellenformsynthese des Ansprechverhaltens
ATE347162T1 (de) Rauschunterdrückung zur robusten spracherkennung
ATE394896T1 (de) Verfahren zum betrieb eines hörhilfegerätes oder hörgerätesystem sowie hörhilfegerät oder hörgerätesystem
ATE406719T1 (de) Verfahren zur durchführung einer kanalsimulation und kanalsimulator
ATE408218T1 (de) Verfahren und vorrichtung zur kodierung von tonsignalen
ATE459216T1 (de) Verfahren zur simulierung eines raumeindrucks und/oder schalleindrucks
DE502007001672D1 (de) Verfahren zur Hörgeräteanpassung
EP1343146A3 (de) Verarbeitung eines Audiosignals unter Verwendung eines Hörbarkeitsmodells
DE50114446D1 (de) Vorrichtung und Verfahren zum geräuschabhängigen Anpassen eines akustischen Nutzsignals
ATE450034T1 (de) Wahrnehmungsbezogene normierung digitaler audiosignale
ATE342447T1 (de) Verfahren zur geräuschreduzierung eines maschinensatzes
ATE396396T1 (de) Verfahren und einrichtung zur akustischen messung physischer eigenschaften poröser elastischer materialien

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1509906

Country of ref document: EP