DE602006002538D1 - Vorrichtung und Verfahren zur Kodierung von Audiodaten sowie Vorrichtung und Verfahren zur Dekodierung kodierter Audiodaten - Google Patents

Vorrichtung und Verfahren zur Kodierung von Audiodaten sowie Vorrichtung und Verfahren zur Dekodierung kodierter Audiodaten

Info

Publication number
DE602006002538D1
DE602006002538D1 DE602006002538T DE602006002538T DE602006002538D1 DE 602006002538 D1 DE602006002538 D1 DE 602006002538D1 DE 602006002538 T DE602006002538 T DE 602006002538T DE 602006002538 T DE602006002538 T DE 602006002538T DE 602006002538 D1 DE602006002538 D1 DE 602006002538D1
Authority
DE
Germany
Prior art keywords
audio data
data
decoding
layer
frequency
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.)
Active
Application number
DE602006002538T
Other languages
English (en)
Inventor
Miyoung Kim
Sangwook Kim
Dohyung Kim
Shihwa Lee
Junghoe Kim
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.)
Samsung Electronics Co Ltd
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
Publication of DE602006002538D1 publication Critical patent/DE602006002538D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • G10L19/16—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
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE602006002538T 2005-04-14 2006-04-13 Vorrichtung und Verfahren zur Kodierung von Audiodaten sowie Vorrichtung und Verfahren zur Dekodierung kodierter Audiodaten Active DE602006002538D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US67111105P 2005-04-14 2005-04-14
US70644105P 2005-08-09 2005-08-09
US70754605P 2005-08-12 2005-08-12
KR20050135837 2005-12-30

Publications (1)

Publication Number Publication Date
DE602006002538D1 true DE602006002538D1 (de) 2008-10-16

Family

ID=36754313

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006002538T Active DE602006002538D1 (de) 2005-04-14 2006-04-13 Vorrichtung und Verfahren zur Kodierung von Audiodaten sowie Vorrichtung und Verfahren zur Dekodierung kodierter Audiodaten

Country Status (7)

Country Link
US (2) US7813932B2 (de)
EP (1) EP1713061B1 (de)
JP (2) JP4781153B2 (de)
KR (3) KR100818268B1 (de)
CN (1) CN1878001B (de)
AT (1) ATE407423T1 (de)
DE (1) DE602006002538D1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7835904B2 (en) * 2006-03-03 2010-11-16 Microsoft Corp. Perceptual, scalable audio compression
KR100923156B1 (ko) * 2006-05-02 2009-10-23 한국전자통신연구원 멀티채널 오디오 인코딩 및 디코딩 시스템 및 방법
EP1852848A1 (de) * 2006-05-05 2007-11-07 Deutsche Thomson-Brandt GmbH Verfahren und Vorrichtung für verlustfreie Kodierung eines Quellensignals unter Verwendung eines verlustbehafteten kodierten Datenstroms und eines verlustfreien Erweiterungsdatenstroms
US9159333B2 (en) * 2006-06-21 2015-10-13 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
US20080004883A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Scalable audio coding
KR101438387B1 (ko) * 2006-07-12 2014-09-05 삼성전자주식회사 서라운드 확장 데이터 부호화 및 복호화 방법 및 장치
US8571875B2 (en) 2006-10-18 2013-10-29 Samsung Electronics Co., Ltd. Method, medium, and apparatus encoding and/or decoding multichannel audio signals
JP4918841B2 (ja) * 2006-10-23 2012-04-18 富士通株式会社 符号化システム
GB2443911A (en) * 2006-11-06 2008-05-21 Matsushita Electric Ind Co Ltd Reducing power consumption in digital broadcast receivers
KR101434198B1 (ko) * 2006-11-17 2014-08-26 삼성전자주식회사 신호 복호화 방법
JPWO2008066071A1 (ja) * 2006-11-29 2010-03-04 パナソニック株式会社 復号化装置および復号化方法
US9153241B2 (en) * 2006-11-30 2015-10-06 Panasonic Intellectual Property Management Co., Ltd. Signal processing apparatus
EP2101322B1 (de) * 2006-12-15 2018-02-21 III Holdings 12, LLC Codierungseinrichtung, decodierungseinrichtung und verfahren dafür
FR2911031B1 (fr) * 2006-12-28 2009-04-10 Actimagine Soc Par Actions Sim Procede et dispositif de codage audio
FR2911020B1 (fr) * 2006-12-28 2009-05-01 Actimagine Soc Par Actions Sim Procede et dispositif de codage audio
KR101379263B1 (ko) 2007-01-12 2014-03-28 삼성전자주식회사 대역폭 확장 복호화 방법 및 장치
CN102789782B (zh) 2008-03-04 2015-10-14 弗劳恩霍夫应用研究促进协会 对输入数据流进行混合以及从中产生输出数据流
EP2287836B1 (de) * 2008-05-30 2014-10-15 Panasonic Intellectual Property Corporation of America Enkodierer und enkodierverfahren
KR20100136890A (ko) 2009-06-19 2010-12-29 삼성전자주식회사 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법
US20110087494A1 (en) * 2009-10-09 2011-04-14 Samsung Electronics Co., Ltd. Apparatus and method of encoding audio signal by switching frequency domain transformation scheme and time domain transformation scheme
PL3998606T3 (pl) * 2009-10-21 2023-03-06 Dolby International Ab Nadrpóbkowanie w połączonym banku filtrów modułu transpozycji
CN103854651B (zh) * 2009-12-16 2017-04-12 杜比国际公司 Sbr比特流参数缩混
EP3441967A1 (de) 2011-04-05 2019-02-13 Nippon Telegraph and Telephone Corporation Decodierungsverfahren, decodierungsvorrichtung, programm und aufzeichnungsmedium
JP5714180B2 (ja) 2011-05-19 2015-05-07 ドルビー ラボラトリーズ ライセンシング コーポレイション パラメトリックオーディオコーディング方式の鑑識検出
WO2014005327A1 (zh) * 2012-07-06 2014-01-09 深圳广晟信源技术有限公司 对多声道数字音频编码的方法
US9558566B2 (en) 2012-08-21 2017-01-31 EMC IP Holding Company LLC Lossless compression of fragmented image data
EP2830051A3 (de) 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer, Audiodecodierer, Verfahren und Computerprogramm mit gemeinsamen codierten Restsignalen
EP2830053A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mehrkanaliger Audiodecodierer, mehrkanaliger Audiocodierer, Verfahren und Computerprogramm mit restsignalbasierter Anpassung einer Beteiligung eines dekorrelierten Signals
TW202242853A (zh) * 2015-03-13 2022-11-01 瑞典商杜比國際公司 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流
CN108496221B (zh) 2016-01-26 2020-01-21 杜比实验室特许公司 自适应量化
CA3018039C (en) * 2016-03-24 2023-08-29 Harman International Industries, Incorporated Signal quality-based enhancement and compensation of compressed audio signals
TW202341126A (zh) 2017-03-23 2023-10-16 瑞典商都比國際公司 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合
EP3740950B8 (de) * 2018-01-18 2022-05-18 Dolby Laboratories Licensing Corporation Verfahren und vorrichtungen zur codierung von schallfelddarstellungssignalen
KR101921083B1 (ko) * 2018-02-20 2018-11-22 주식회사 인터엠 네트워크 기반의 선택적 품질의 음원 방송을 위한 기법
KR102049348B1 (ko) * 2018-11-13 2019-11-27 주식회사 인터엠 VoIP를 활용한 네트워크 기반의 선택적 품질의 음원 방송을 위한 기법
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
CN111865952B (zh) * 2020-07-10 2023-04-18 腾讯音乐娱乐科技（深圳）有限公司 数据处理方法、装置、存储介质及电子设备

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2156889C (en) * 1994-09-30 1999-11-02 Edward L. Schwartz Method and apparatus for encoding and decoding data
JP3139602B2 (ja) * 1995-03-24 2001-03-05 日本電信電話株式会社 音響信号符号化方法及び復号化方法
US5812971A (en) * 1996-03-22 1998-09-22 Lucent Technologies Inc. Enhanced joint stereo coding method using temporal envelope shaping
KR100261253B1 (ko) 1997-04-02 2000-07-01 윤종용 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치
IL122714A (en) * 1997-04-02 2011-06-30 Samsung Electronics Co Ltd Digital data coding/decoding method and apparatus
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
JPH11136225A (ja) * 1997-10-30 1999-05-21 Matsushita Electric Ind Co Ltd ビットストリームにおけるスタートコードを検出する方法および装置
KR100335609B1 (ko) * 1997-11-20 2002-10-04 삼성전자 주식회사 비트율조절이가능한오디오부호화/복호화방법및장치
KR100335611B1 (ko) * 1997-11-20 2002-10-09 삼성전자 주식회사 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치
EP1049312A3 (de) * 1999-04-28 2004-05-19 Um, Sang-seop Mobiles Multifunktions-Kommunikationsendgerät
JP2001034299A (ja) * 1999-07-21 2001-02-09 Yamaha Corp 音声合成装置
US6504496B1 (en) * 2001-04-10 2003-01-07 Cirrus Logic, Inc. Systems and methods for decoding compressed data
EP1292036B1 (de) * 2001-08-23 2012-08-01 Nippon Telegraph And Telephone Corporation Verfahren und Vorrichtung zur Decodierung von digitalen Signalen
JP3926726B2 (ja) * 2001-11-14 2007-06-06 松下電器産業株式会社 符号化装置および復号化装置
KR100433984B1 (ko) * 2002-03-05 2004-06-04 한국전자통신연구원 디지털 오디오 부호화/복호화 장치 및 방법
US7110941B2 (en) * 2002-03-28 2006-09-19 Microsoft Corporation System and method for embedded audio coding with implicit auditory masking
US7275036B2 (en) * 2002-04-18 2007-09-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data
DE10236694A1 (de) * 2002-08-09 2004-02-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum skalierbaren Codieren und Vorrichtung und Verfahren zum skalierbaren Decodieren
US7330812B2 (en) * 2002-10-04 2008-02-12 National Research Council Of Canada Method and apparatus for transmitting an audio stream having additional payload in a hidden sub-channel
KR100989686B1 (ko) * 2002-10-24 2010-10-26 에이전시 포 사이언스, 테크놀로지 앤드 리서치 데이터 소스에 의해 생성된 비트 심볼들을 처리하기 위한 방법 및 장치, 컴퓨터 판독가능 매체, 컴퓨터 프로그램 요소
FR2852172A1 (fr) * 2003-03-04 2004-09-10 France Telecom Procede et dispositif de reconstruction spectrale d'un signal audio
KR100917464B1 (ko) 2003-03-07 2009-09-14 삼성전자주식회사 대역 확장 기법을 이용한 디지털 데이터의 부호화 방법,그 장치, 복호화 방법 및 그 장치
KR100923301B1 (ko) * 2003-03-22 2009-10-23 삼성전자주식회사 대역 확장 기법을 이용한 오디오 데이터의 부호화 방법,그 장치, 복호화 방법 및 그 장치
JP2005024756A (ja) * 2003-06-30 2005-01-27 Toshiba Corp 復号処理回路および移動端末装置
JPWO2005081229A1 (ja) * 2004-02-25 2007-10-25 松下電器産業株式会社 オーディオエンコーダ及びオーディオデコーダ
US7536302B2 (en) * 2004-07-13 2009-05-19 Industrial Technology Research Institute Method, process and device for coding audio signals
JP4618634B2 (ja) * 2004-10-07 2011-01-26 Ｋｄｄｉ株式会社 圧縮オーディオデータ処理方法

Also Published As

Publication number Publication date
US20100332239A1 (en) 2010-12-30
CN1878001A (zh) 2006-12-13
CN1878001B (zh) 2012-07-18
JP4781153B2 (ja) 2011-09-28
KR101162572B1 (ko) 2012-07-05
KR20070063493A (ko) 2007-06-19
US20060235678A1 (en) 2006-10-19
US8046235B2 (en) 2011-10-25
EP1713061B1 (de) 2008-09-03
ATE407423T1 (de) 2008-09-15
EP1713061A2 (de) 2006-10-18
US7813932B2 (en) 2010-10-12
JP2006293375A (ja) 2006-10-26
KR101029076B1 (ko) 2011-04-18
KR20070070137A (ko) 2007-07-03
KR20060108520A (ko) 2006-10-18
EP1713061A3 (de) 2006-12-27
JP2010033084A (ja) 2010-02-12
KR100818268B1 (ko) 2008-04-02
JP5254933B2 (ja) 2013-08-07

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