ATE407423T1 - 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 audiodatenInfo
- Publication number
- ATE407423T1 ATE407423T1 AT06252067T AT06252067T ATE407423T1 AT E407423 T1 ATE407423 T1 AT E407423T1 AT 06252067 T AT06252067 T AT 06252067T AT 06252067 T AT06252067 T AT 06252067T AT E407423 T1 ATE407423 T1 AT E407423T1
- Authority
- AT
- Austria
- Prior art keywords
- audio data
- data
- decoding
- layer
- frequency
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
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
- 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)
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 |
---|---|
ATE407423T1 true ATE407423T1 (de) | 2008-09-15 |
Family
ID=36754313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT06252067T ATE407423T1 (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)
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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 |
US20100076755A1 (en) * | 2006-11-29 | 2010-03-25 | Panasonic Corporation | Decoding apparatus and audio decoding method |
CN101512909B (zh) * | 2006-11-30 | 2012-12-19 | 松下电器产业株式会社 | 信号处理装置 |
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 |
JP5302980B2 (ja) * | 2008-03-04 | 2013-10-02 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 複数の入力データストリームのミキシングのための装置 |
US8452587B2 (en) * | 2008-05-30 | 2013-05-28 | Panasonic Corporation | Encoder, decoder, and the methods therefor |
WO2011047887A1 (en) | 2009-10-21 | 2011-04-28 | Dolby International Ab | Oversampling in a combined transposer filter bank |
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 |
US9508351B2 (en) | 2009-12-16 | 2016-11-29 | Dobly International AB | SBR bitstream parameter downmix |
US10515643B2 (en) | 2011-04-05 | 2019-12-24 | Nippon Telegraph And Telephone Corporation | Encoding method, decoding method, encoder, decoder, program, and recording medium |
KR101572034B1 (ko) | 2011-05-19 | 2015-11-26 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 파라메트릭 오디오 코딩 방식들의 포렌식 검출 |
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 |
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 |
EP2830052A1 (de) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiodecodierer, Audiocodierer, Verfahren zur Bereitstellung von mindestens vier Audiokanalsignalen auf Basis einer codierten Darstellung, Verfahren zur Bereitstellung einer codierten Darstellung auf Basis von mindestens vier Audiokanalsignalen und Computerprogramm mit Bandbreitenerweiterung |
TWI771266B (zh) * | 2015-03-13 | 2022-07-11 | 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 |
CN111630593B (zh) * | 2018-01-18 | 2021-12-28 | 杜比实验室特许公司 | 用于译码声场表示信号的方法和装置 |
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 |
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CA2156889C (en) * | 1994-09-30 | 1999-11-02 | Edward L. Schwartz | Method and apparatus for encoding and decoding data |
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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 |
BR0215919A (pt) * | 2002-10-24 | 2005-08-23 | Agency Science Tech & Res | Método e dispositivo para processar sìmbolos de bit gerados por uma fonte de dados; meio legìvel por computador; elemento de programa de computador |
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 |
WO2005081229A1 (ja) * | 2004-02-25 | 2005-09-01 | Matsushita Electric Industrial Co., Ltd. | 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 |
-
2006
- 2006-04-12 KR KR1020060033208A patent/KR100818268B1/ko not_active IP Right Cessation
- 2006-04-13 DE DE602006002538T patent/DE602006002538D1/de active Active
- 2006-04-13 AT AT06252067T patent/ATE407423T1/de not_active IP Right Cessation
- 2006-04-13 EP EP06252067A patent/EP1713061B1/de not_active Not-in-force
- 2006-04-14 CN CN2006100721782A patent/CN1878001B/zh not_active Expired - Fee Related
- 2006-04-14 JP JP2006112402A patent/JP4781153B2/ja not_active Expired - Fee Related
- 2006-04-14 US US11/403,827 patent/US7813932B2/en not_active Expired - Fee Related
-
2007
- 2007-06-01 KR KR1020070054025A patent/KR101029076B1/ko not_active IP Right Cessation
- 2007-06-01 KR KR1020070054024A patent/KR101162572B1/ko not_active IP Right Cessation
-
2009
- 2009-11-11 JP JP2009258400A patent/JP5254933B2/ja not_active Expired - Fee Related
-
2010
- 2010-09-07 US US12/923,171 patent/US8046235B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1878001B (zh) | 2012-07-18 |
KR20070070137A (ko) | 2007-07-03 |
EP1713061A3 (de) | 2006-12-27 |
KR20070063493A (ko) | 2007-06-19 |
KR20060108520A (ko) | 2006-10-18 |
KR101029076B1 (ko) | 2011-04-18 |
JP4781153B2 (ja) | 2011-09-28 |
KR101162572B1 (ko) | 2012-07-05 |
JP2006293375A (ja) | 2006-10-26 |
JP5254933B2 (ja) | 2013-08-07 |
US20100332239A1 (en) | 2010-12-30 |
KR100818268B1 (ko) | 2008-04-02 |
US20060235678A1 (en) | 2006-10-19 |
DE602006002538D1 (de) | 2008-10-16 |
US7813932B2 (en) | 2010-10-12 |
CN1878001A (zh) | 2006-12-13 |
EP1713061B1 (de) | 2008-09-03 |
JP2010033084A (ja) | 2010-02-12 |
US8046235B2 (en) | 2011-10-25 |
EP1713061A2 (de) | 2006-10-18 |
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