ATE552585T1 - Fehlerverbergung für ein audiosignal - Google Patents

Fehlerverbergung für ein audiosignal

Info

Publication number
ATE552585T1
ATE552585T1 AT07833938T AT07833938T ATE552585T1 AT E552585 T1 ATE552585 T1 AT E552585T1 AT 07833938 T AT07833938 T AT 07833938T AT 07833938 T AT07833938 T AT 07833938T AT E552585 T1 ATE552585 T1 AT E552585T1
Authority
AT
Austria
Prior art keywords
error
error concealment
audio signal
scheme
current frame
Prior art date
Application number
AT07833938T
Other languages
English (en)
Inventor
Eun-Mi Oh
Ki-Hyun Choo
Ho-Sang Sung
Chang-Yong Son
Jung-Hoe Kim
Kang-Eun Lee
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of ATE552585T1 publication Critical patent/ATE552585T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • 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
    • G10L19/02—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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • G10L19/02—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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
AT07833938T 2006-11-24 2007-11-08 Fehlerverbergung für ein audiosignal ATE552585T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20060117252 2006-11-24
KR1020060128945A KR101292771B1 (ko) 2006-11-24 2006-12-15 오디오 신호의 오류은폐방법 및 장치
PCT/KR2007/005631 WO2008062959A1 (en) 2006-11-24 2007-11-08 Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same

Publications (1)

Publication Number Publication Date
ATE552585T1 true ATE552585T1 (de) 2012-04-15

Family

ID=39663890

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07833938T ATE552585T1 (de) 2006-11-24 2007-11-08 Fehlerverbergung für ein audiosignal

Country Status (5)

Country Link
US (5) US8219393B2 (de)
EP (1) EP2092755B1 (de)
KR (2) KR101292771B1 (de)
AT (1) ATE552585T1 (de)
WO (1) WO2008062959A1 (de)

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CN112967727A (zh) * 2014-12-09 2021-06-15 杜比国际公司 Mdct域错误掩盖
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RU2714365C1 (ru) 2016-03-07 2020-02-14 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Способ гибридного маскирования: комбинированное маскирование потери пакетов в частотной и временной области в аудиокодеках
EP3483884A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signalfiltrierung
WO2019091576A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
EP3483878A1 (de) * 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiodecoder mit auswahlfunktion für unterschiedliche verlustmaskierungswerkzeuge
EP3483883A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierung und -dekodierung mit selektiver nachfilterung
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
EP3483886A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Auswahl einer grundfrequenz
EP3483879A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analyse-/synthese-fensterfunktion für modulierte geläppte transformation
EP3483880A1 (de) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Zeitliche rauschformung
US20200020342A1 (en) * 2018-07-12 2020-01-16 Qualcomm Incorporated Error concealment for audio data using reference pools
CN110782906B (zh) * 2018-07-30 2022-08-05 南京中感微电子有限公司 音频数据恢复方法、装置及蓝牙设备
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Also Published As

Publication number Publication date
KR101292771B1 (ko) 2013-08-16
EP2092755B1 (de) 2012-04-04
US8676569B2 (en) 2014-03-18
US8219393B2 (en) 2012-07-10
US20080126096A1 (en) 2008-05-29
WO2008062959A1 (en) 2008-05-29
US20120278089A1 (en) 2012-11-01
KR20080047230A (ko) 2008-05-28
KR20120126041A (ko) 2012-11-20
EP2092755A1 (de) 2009-08-26
EP2092755A4 (de) 2011-03-23
US20170278520A1 (en) 2017-09-28
US20150120309A1 (en) 2015-04-30
KR101291197B1 (ko) 2013-07-31
US9704492B2 (en) 2017-07-11
US20130297322A1 (en) 2013-11-07
US9373331B2 (en) 2016-06-21
US10283125B2 (en) 2019-05-07

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