DE60214599D1 - Skalierbare audiokodierung - Google Patents

Skalierbare audiokodierung

Info

Publication number
DE60214599D1
DE60214599D1 DE60214599T DE60214599T DE60214599D1 DE 60214599 D1 DE60214599 D1 DE 60214599D1 DE 60214599 T DE60214599 T DE 60214599T DE 60214599 T DE60214599 T DE 60214599T DE 60214599 D1 DE60214599 D1 DE 60214599D1
Authority
DE
Germany
Prior art keywords
audio coding
scalable audio
scalable
coding
audio
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 - Fee Related
Application number
DE60214599T
Other languages
English (en)
Other versions
DE60214599T2 (de
Inventor
Sebastian Streich
Miikka Vilermo
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60214599D1 publication Critical patent/DE60214599D1/de
Publication of DE60214599T2 publication Critical patent/DE60214599T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
DE60214599T 2002-03-12 2002-03-12 Skalierbare audiokodierung Expired - Fee Related DE60214599T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2002/000723 WO2003077235A1 (en) 2002-03-12 2002-03-12 Efficient improvements in scalable audio coding

Publications (2)

Publication Number Publication Date
DE60214599D1 true DE60214599D1 (de) 2006-10-19
DE60214599T2 DE60214599T2 (de) 2007-09-13

Family

ID=27799827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60214599T Expired - Fee Related DE60214599T2 (de) 2002-03-12 2002-03-12 Skalierbare audiokodierung

Country Status (7)

Country Link
US (1) US7277849B2 (de)
EP (1) EP1483759B1 (de)
KR (1) KR100711989B1 (de)
CN (1) CN1266673C (de)
AU (1) AU2002246280A1 (de)
DE (1) DE60214599T2 (de)
WO (1) WO2003077235A1 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7536305B2 (en) 2002-09-04 2009-05-19 Microsoft Corporation Mixed lossless audio compression
US8437347B2 (en) * 2003-10-14 2013-05-07 Qualcomm Incorporated Scalable encoding for multicast broadcast multimedia service
KR100537517B1 (ko) * 2004-01-13 2005-12-19 삼성전자주식회사 오디오 데이타 변환 방법 및 장치
DE102004007200B3 (de) * 2004-02-13 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
KR100629997B1 (ko) * 2004-02-26 2006-09-27 엘지전자 주식회사 오디오 신호의 인코딩 방법
AU2004319556A1 (en) * 2004-05-17 2005-11-24 Nokia Corporation Audio encoding with different coding frame lengths
DE602004004376T2 (de) * 2004-05-28 2007-05-24 Alcatel Anpassungsverfahren für ein Mehrraten-Sprach-Codec
US7490044B2 (en) * 2004-06-08 2009-02-10 Bose Corporation Audio signal processing
US7930184B2 (en) 2004-08-04 2011-04-19 Dts, Inc. Multi-channel audio coding/decoding of random access points and transients
JP4771674B2 (ja) * 2004-09-02 2011-09-14 パナソニック株式会社 音声符号化装置、音声復号化装置及びこれらの方法
CN101124626B (zh) 2004-09-17 2011-07-06 皇家飞利浦电子股份有限公司 用于最小化感知失真的组合音频编码
WO2006035705A1 (ja) * 2004-09-28 2006-04-06 Matsushita Electric Industrial Co., Ltd. スケーラブル符号化装置およびスケーラブル符号化方法
JP4859670B2 (ja) * 2004-10-27 2012-01-25 パナソニック株式会社 音声符号化装置および音声符号化方法
KR100707184B1 (ko) * 2005-03-10 2007-04-13 삼성전자주식회사 오디오 부호화 및 복호화 장치와 그 방법 및 기록 매체
DE602006014957D1 (de) * 2005-04-28 2010-07-29 Panasonic Corp Audiocodierungseinrichtung und audiocodierungsverfahren
EP1876586B1 (de) * 2005-04-28 2010-01-06 Panasonic Corporation Audiocodierungseinrichtung und audiocodierungsverfahren
WO2006134992A1 (ja) * 2005-06-17 2006-12-21 Matsushita Electric Industrial Co., Ltd. ポストフィルタ、復号化装置及びポストフィルタ処理方法
FR2888699A1 (fr) * 2005-07-13 2007-01-19 France Telecom Dispositif de codage/decodage hierachique
KR100738077B1 (ko) * 2005-09-28 2007-07-12 삼성전자주식회사 계층적 오디오 부호화 및 복호화 장치와 방법
KR100851972B1 (ko) 2005-10-12 2008-08-12 삼성전자주식회사 오디오 데이터 및 확장 데이터 부호화/복호화 방법 및 장치
JPWO2007043643A1 (ja) * 2005-10-14 2009-04-16 パナソニック株式会社 音声符号化装置、音声復号装置、音声符号化方法、及び音声復号化方法
US8069035B2 (en) * 2005-10-14 2011-11-29 Panasonic Corporation Scalable encoding apparatus, scalable decoding apparatus, and methods of them
KR100739180B1 (ko) * 2005-10-20 2007-07-13 엘지전자 주식회사 이동 통신 단말기의 멀티미디어 데이터를 송수신하는 장치및 그 방법
KR101366124B1 (ko) * 2006-02-14 2014-02-21 오렌지 오디오 인코딩/디코딩에서의 인지 가중 장치
US7835904B2 (en) * 2006-03-03 2010-11-16 Microsoft Corp. Perceptual, scalable audio compression
US8306827B2 (en) * 2006-03-10 2012-11-06 Panasonic Corporation Coding device and coding method with high layer coding based on lower layer coding results
EP1990800B1 (de) * 2006-03-17 2016-11-16 Panasonic Intellectual Property Management Co., Ltd. Skalierbare verschlüsselungsvorrichtung und skalierbares verschlüsselungsverfahren
US20080004883A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Scalable audio coding
US7461106B2 (en) 2006-09-12 2008-12-02 Motorola, Inc. Apparatus and method for low complexity combinatorial coding of signals
US8285555B2 (en) * 2006-11-21 2012-10-09 Samsung Electronics Co., Ltd. Method, medium, and system scalably encoding/decoding audio/speech
CN101206860A (zh) * 2006-12-20 2008-06-25 华为技术有限公司 一种可分层音频编解码方法及装置
JP4708446B2 (ja) 2007-03-02 2011-06-22 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
MY146431A (en) * 2007-06-11 2012-08-15 Fraunhofer Ges Forschung Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding methods, decoder, decoding method, and encoded audio signal
US8576096B2 (en) 2007-10-11 2013-11-05 Motorola Mobility Llc Apparatus and method for low complexity combinatorial coding of signals
US8527265B2 (en) * 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs
US8209190B2 (en) 2007-10-25 2012-06-26 Motorola Mobility, Inc. Method and apparatus for generating an enhancement layer within an audio coding system
GB2454190A (en) * 2007-10-30 2009-05-06 Cambridge Silicon Radio Ltd Minimising a cost function in encoding data using spectral partitioning
US20090132238A1 (en) * 2007-11-02 2009-05-21 Sudhakar B Efficient method for reusing scale factors to improve the efficiency of an audio encoder
US8515767B2 (en) * 2007-11-04 2013-08-20 Qualcomm Incorporated Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs
CA2611462C (en) * 2007-11-22 2013-10-22 Tyco Safety Products Canada Ltd. Alarm system audio interface tamper and state detection
KR101235830B1 (ko) * 2007-12-06 2013-02-21 한국전자통신연구원 음성코덱의 품질향상장치 및 그 방법
US8239210B2 (en) 2007-12-19 2012-08-07 Dts, Inc. Lossless multi-channel audio codec
US8972247B2 (en) * 2007-12-26 2015-03-03 Marvell World Trade Ltd. Selection of speech encoding scheme in wireless communication terminals
US7889103B2 (en) 2008-03-13 2011-02-15 Motorola Mobility, Inc. Method and apparatus for low complexity combinatorial coding of signals
US20090234642A1 (en) * 2008-03-13 2009-09-17 Motorola, Inc. Method and Apparatus for Low Complexity Combinatorial Coding of Signals
US8386271B2 (en) * 2008-03-25 2013-02-26 Microsoft Corporation Lossless and near lossless scalable audio codec
US8639519B2 (en) 2008-04-09 2014-01-28 Motorola Mobility Llc Method and apparatus for selective signal coding based on core encoder performance
KR101428487B1 (ko) * 2008-07-11 2014-08-08 삼성전자주식회사 멀티 채널 부호화 및 복호화 방법 및 장치
FR2938688A1 (fr) * 2008-11-18 2010-05-21 France Telecom Codage avec mise en forme du bruit dans un codeur hierarchique
AT509439B1 (de) * 2008-12-19 2013-05-15 Siemens Entpr Communications Verfahren und mittel zur skalierbaren verbesserung der qualität eines signalcodierverfahrens
US8219408B2 (en) 2008-12-29 2012-07-10 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
US8175888B2 (en) 2008-12-29 2012-05-08 Motorola Mobility, Inc. Enhanced layered gain factor balancing within a multiple-channel audio coding system
US8140342B2 (en) 2008-12-29 2012-03-20 Motorola Mobility, Inc. Selective scaling mask computation based on peak detection
US8200496B2 (en) 2008-12-29 2012-06-12 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
WO2010108332A1 (zh) * 2009-03-27 2010-09-30 华为技术有限公司 编码和解码方法及装置
CN102571270A (zh) * 2009-03-27 2012-07-11 华为技术有限公司 解码方法及装置
FR2947944A1 (fr) * 2009-07-07 2011-01-14 France Telecom Codage/decodage perfectionne de signaux audionumeriques
US8442837B2 (en) 2009-12-31 2013-05-14 Motorola Mobility Llc Embedded speech and audio coding using a switchable model core
US8423355B2 (en) 2010-03-05 2013-04-16 Motorola Mobility Llc Encoder for audio signal including generic audio and speech frames
US8428936B2 (en) 2010-03-05 2013-04-23 Motorola Mobility Llc Decoder for audio signal including generic audio and speech frames
JP5863765B2 (ja) * 2010-03-31 2016-02-17 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ 符号化方法および装置、そして、復号化方法および装置
FR2969360A1 (fr) * 2010-12-16 2012-06-22 France Telecom Codage perfectionne d'un etage d'amelioration dans un codeur hierarchique
US9711158B2 (en) 2011-01-25 2017-07-18 Nippon Telegraph And Telephone Corporation Encoding method, encoder, periodic feature amount determination method, periodic feature amount determination apparatus, program and recording medium
WO2013189030A1 (zh) * 2012-06-19 2013-12-27 深圳广晟信源技术有限公司 对单声道或立体声进行编码的方法
US9129600B2 (en) 2012-09-26 2015-09-08 Google Technology Holdings LLC Method and apparatus for encoding an audio signal
US9225310B1 (en) * 2012-11-08 2015-12-29 iZotope, Inc. Audio limiter system and method
US9793879B2 (en) * 2014-09-17 2017-10-17 Avnera Corporation Rate convertor
JP2017009663A (ja) * 2015-06-17 2017-01-12 ソニー株式会社 録音装置、録音システム、および、録音方法
US10152977B2 (en) * 2015-11-20 2018-12-11 Qualcomm Incorporated Encoding of multiple audio signals
EP3685576A1 (de) * 2017-09-22 2020-07-29 V-Nova International Limited Gewinnung einer zieldarstellung einer zeitprobe eines signals
CN114708874A (zh) * 2018-05-31 2022-07-05 华为技术有限公司 立体声信号的编码方法和装置
CN113113032A (zh) * 2020-01-10 2021-07-13 华为技术有限公司 一种音频编解码方法和音频编解码设备

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4689760A (en) * 1984-11-09 1987-08-25 Digital Sound Corporation Digital tone decoder and method of decoding tones using linear prediction coding
GB9022326D0 (en) * 1990-10-15 1990-11-28 British Telecomm Signal coding
US5347611A (en) * 1992-01-17 1994-09-13 Telogy Networks Inc. Apparatus and method for transparent tone passing over narrowband digital channels
US5398069A (en) * 1993-03-26 1995-03-14 Scientific Atlanta Adaptive multi-stage vector quantization
IT1281001B1 (it) * 1995-10-27 1998-02-11 Cselt Centro Studi Lab Telecom Procedimento e apparecchiatura per codificare, manipolare e decodificare segnali audio.
ES2251743T3 (es) * 1996-11-07 2006-05-01 Koninklijke Philips Electronics N.V. Procesamiento de datos de una señal de flujo de bits.
KR100261254B1 (ko) * 1997-04-02 2000-07-01 윤종용 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치
US5995923A (en) * 1997-06-26 1999-11-30 Nortel Networks Corporation Method and apparatus for improving the voice quality of tandemed vocoders
US5913187A (en) * 1997-08-29 1999-06-15 Nortel Networks Corporation Nonlinear filter for noise suppression in linear prediction speech processing devices
KR100335609B1 (ko) * 1997-11-20 2002-10-04 삼성전자 주식회사 비트율조절이가능한오디오부호화/복호화방법및장치
US6182031B1 (en) * 1998-09-15 2001-01-30 Intel Corp. Scalable audio coding system
US6453287B1 (en) * 1999-02-04 2002-09-17 Georgia-Tech Research Corporation Apparatus and quality enhancement algorithm for mixed excitation linear predictive (MELP) and other speech coders
JP2000305599A (ja) * 1999-04-22 2000-11-02 Sony Corp 音声合成装置及び方法、電話装置並びにプログラム提供媒体
US6446037B1 (en) * 1999-08-09 2002-09-03 Dolby Laboratories Licensing Corporation Scalable coding method for high quality audio
FI109393B (fi) * 2000-07-14 2002-07-15 Nokia Corp Menetelmä mediavirran enkoodaamiseksi skaalautuvasti, skaalautuva enkooderi ja päätelaite
EP1199711A1 (de) * 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Kodierung von Audiosignalen unter Verwendung von Vergrösserung der Bandbreite
US6947886B2 (en) * 2002-02-21 2005-09-20 The Regents Of The University Of California Scalable compression of audio and other signals
US6934679B2 (en) * 2002-03-07 2005-08-23 Microsoft Corporation Error resilient scalable audio coding

Also Published As

Publication number Publication date
EP1483759B1 (de) 2006-09-06
KR100711989B1 (ko) 2007-05-02
EP1483759A1 (de) 2004-12-08
DE60214599T2 (de) 2007-09-13
WO2003077235A1 (en) 2003-09-18
CN1623185A (zh) 2005-06-01
AU2002246280A1 (en) 2003-09-22
KR20040105741A (ko) 2004-12-16
CN1266673C (zh) 2006-07-26
US7277849B2 (en) 2007-10-02
US20030220783A1 (en) 2003-11-27

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Legal Events

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8339 Ceased/non-payment of the annual fee