ATE360870T1 - Wahrnehmungsbezogen verbesserte aufbesserung kodierter akustischer signale - Google Patents

Wahrnehmungsbezogen verbesserte aufbesserung kodierter akustischer signale

Info

Publication number
ATE360870T1
ATE360870T1 AT01963678T AT01963678T ATE360870T1 AT E360870 T1 ATE360870 T1 AT E360870T1 AT 01963678 T AT01963678 T AT 01963678T AT 01963678 T AT01963678 T AT 01963678T AT E360870 T1 ATE360870 T1 AT E360870T1
Authority
AT
Austria
Prior art keywords
enhancement
acoustic source
signals
sound quality
acoustic signals
Prior art date
Application number
AT01963678T
Other languages
English (en)
Inventor
Stefan Bruhn
Susanne Andersson
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE360870T1 publication Critical patent/ATE360870T1/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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Stereophonic System (AREA)
AT01963678T 2000-10-20 2001-09-07 Wahrnehmungsbezogen verbesserte aufbesserung kodierter akustischer signale ATE360870T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00850169A EP1199711A1 (de) 2000-10-20 2000-10-20 Kodierung von Audiosignalen unter Verwendung von Vergrösserung der Bandbreite

Publications (1)

Publication Number Publication Date
ATE360870T1 true ATE360870T1 (de) 2007-05-15

Family

ID=8175678

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01963678T ATE360870T1 (de) 2000-10-20 2001-09-07 Wahrnehmungsbezogen verbesserte aufbesserung kodierter akustischer signale

Country Status (11)

Country Link
US (1) US6654716B2 (de)
EP (2) EP1199711A1 (de)
JP (1) JP5192630B2 (de)
KR (1) KR100882771B1 (de)
CN (1) CN1271597C (de)
AT (1) ATE360870T1 (de)
AU (2) AU8460701A (de)
CA (1) CA2424375C (de)
DE (1) DE60128121T2 (de)
ES (1) ES2284676T3 (de)
WO (1) WO2002033693A1 (de)

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EP2193348A1 (de) * 2007-09-28 2010-06-09 Voiceage Corporation Verfahren und vorrichtung zur effizienten quantifizierung von umwandlungsinformationen in einem eingebetteten sprach- und audio-codec
CN101771417B (zh) 2008-12-30 2012-04-18 华为技术有限公司 信号编码、解码方法及装置、系统
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JP5799707B2 (ja) * 2011-09-26 2015-10-28 ソニー株式会社 オーディオ符号化装置およびオーディオ符号化方法、オーディオ復号装置およびオーディオ復号方法、並びにプログラム
CN104025191A (zh) * 2011-10-18 2014-09-03 爱立信(中国)通信有限公司 用于自适应多速率编解码器的改进方法和设备
CN104021796B (zh) * 2013-02-28 2017-06-20 华为技术有限公司 语音增强处理方法和装置
CN105336336B (zh) 2014-06-12 2016-12-28 华为技术有限公司 一种音频信号的时域包络处理方法及装置、编码器
US9837089B2 (en) * 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation
US10847170B2 (en) 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
RU2704733C1 (ru) * 2016-01-22 2019-10-30 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ кодирования или декодирования многоканального сигнала с использованием параметра широкополосного выравнивания и множества параметров узкополосного выравнивания
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Also Published As

Publication number Publication date
DE60128121D1 (de) 2007-06-06
CN1470050A (zh) 2004-01-21
AU8460701A (en) 2002-04-29
US6654716B2 (en) 2003-11-25
EP1327241A1 (de) 2003-07-16
US20020049583A1 (en) 2002-04-25
CA2424375C (en) 2010-08-24
JP2004512560A (ja) 2004-04-22
EP1327241B1 (de) 2007-04-25
WO2002033693A1 (en) 2002-04-25
KR100882771B1 (ko) 2009-02-09
CN1271597C (zh) 2006-08-23
EP1199711A1 (de) 2002-04-24
KR20030046468A (ko) 2003-06-12
CA2424375A1 (en) 2002-04-25
JP5192630B2 (ja) 2013-05-08
AU2001284607B2 (en) 2007-03-01
ES2284676T3 (es) 2007-11-16
DE60128121T2 (de) 2007-12-27

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