DE60209861D1 - Adaptive Postfilterung zur Sprachdekodierung - Google Patents

Adaptive Postfilterung zur Sprachdekodierung

Info

Publication number
DE60209861D1
DE60209861D1 DE60209861T DE60209861T DE60209861D1 DE 60209861 D1 DE60209861 D1 DE 60209861D1 DE 60209861 T DE60209861 T DE 60209861T DE 60209861 T DE60209861 T DE 60209861T DE 60209861 D1 DE60209861 D1 DE 60209861D1
Authority
DE
Germany
Prior art keywords
speech decoding
adaptive postfiltering
postfiltering
adaptive
speech
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
DE60209861T
Other languages
English (en)
Other versions
DE60209861T2 (de
Inventor
Juin-Hwey Chen
Jes Thyssen
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.)
Broadcom Corp
Original Assignee
Broadcom 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
Application filed by Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of DE60209861D1 publication Critical patent/DE60209861D1/de
Publication of DE60209861T2 publication Critical patent/DE60209861T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G10L19/04—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
DE60209861T 2001-10-03 2002-10-03 Adaptive Postfilterung zur Sprachdekodierung Expired - Lifetime DE60209861T2 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US183554 1998-10-29
US32644901P 2001-10-03 2001-10-03
US326449P 2001-10-03
US10/183,418 US7353168B2 (en) 2001-10-03 2002-06-28 Method and apparatus to eliminate discontinuities in adaptively filtered signals
US183418 2002-06-28
US10/183,554 US7512535B2 (en) 2001-10-03 2002-06-28 Adaptive postfiltering methods and systems for decoding speech
US10/215,048 US8032363B2 (en) 2001-10-03 2002-08-09 Adaptive postfiltering methods and systems for decoding speech
US215048 2002-08-09

Publications (2)

Publication Number Publication Date
DE60209861D1 true DE60209861D1 (de) 2006-05-11
DE60209861T2 DE60209861T2 (de) 2007-02-22

Family

ID=26909634

Family Applications (3)

Application Number Title Priority Date Filing Date
DE60209861T Expired - Lifetime DE60209861T2 (de) 2001-10-03 2002-10-03 Adaptive Postfilterung zur Sprachdekodierung
DE60214814T Expired - Lifetime DE60214814T2 (de) 2001-10-03 2002-10-03 Verfahren und Vorrichtung zur Beseitigung von Diskontinuitäten eines adaptiv gefilterten Signals
DE60225400T Expired - Lifetime DE60225400T2 (de) 2001-10-03 2002-10-03 Verfahren und Vorrichtung zur Verarbeitung eines dekodierten Sprachsignals

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE60214814T Expired - Lifetime DE60214814T2 (de) 2001-10-03 2002-10-03 Verfahren und Vorrichtung zur Beseitigung von Diskontinuitäten eines adaptiv gefilterten Signals
DE60225400T Expired - Lifetime DE60225400T2 (de) 2001-10-03 2002-10-03 Verfahren und Vorrichtung zur Verarbeitung eines dekodierten Sprachsignals

Country Status (3)

Country Link
US (3) US7353168B2 (de)
EP (3) EP1315149B1 (de)
DE (3) DE60209861T2 (de)

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CN102930872A (zh) * 2012-11-05 2013-02-13 深圳广晟信源技术有限公司 用于宽带语音解码中基音增强后处理的方法及装置
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RU2632151C2 (ru) 2014-07-28 2017-10-02 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ выбора одного из первого алгоритма кодирования и второго алгоритма кодирования с использованием уменьшения гармоник
EP3483882A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Steuerung der bandbreite in codierern und/oder decodierern
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EP3483880A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Zeitliche rauschformung
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Also Published As

Publication number Publication date
EP1315149A3 (de) 2004-07-14
DE60214814T2 (de) 2007-09-20
DE60209861T2 (de) 2007-02-22
US7353168B2 (en) 2008-04-01
EP1315150A2 (de) 2003-05-28
DE60225400T2 (de) 2009-02-26
DE60225400D1 (de) 2008-04-17
EP1308932B1 (de) 2008-03-05
EP1315149B1 (de) 2006-09-20
EP1308932A2 (de) 2003-05-07
US20030088408A1 (en) 2003-05-08
DE60214814D1 (de) 2006-11-02
US20030088405A1 (en) 2003-05-08
EP1315150A3 (de) 2004-07-21
US8032363B2 (en) 2011-10-04
US20030088406A1 (en) 2003-05-08
EP1308932A3 (de) 2004-07-21
US7512535B2 (en) 2009-03-31
EP1315149A2 (de) 2003-05-28
EP1315150B1 (de) 2006-03-15

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