HK1133116A1 - Enhanced coding and parameter representation of multichannel downmixed object coding - Google Patents
Enhanced coding and parameter representation of multichannel downmixed object codingInfo
- Publication number
- HK1133116A1 HK1133116A1 HK09111503.8A HK09111503A HK1133116A1 HK 1133116 A1 HK1133116 A1 HK 1133116A1 HK 09111503 A HK09111503 A HK 09111503A HK 1133116 A1 HK1133116 A1 HK 1133116A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- audio
- generating
- coding
- output
- downmix information
- Prior art date
Links
Classifications
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- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Electron Tubes For Measurement (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Telephone Function (AREA)
- Sorting Of Articles (AREA)
- Optical Measuring Cells (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82964906P | 2006-10-16 | 2006-10-16 | |
HK09105759.1A HK1126888A1 (en) | 2006-10-16 | 2009-06-26 | Enhanced coding and parameter representation of multichannel downmixed object coding |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1133116A1 true HK1133116A1 (en) | 2010-03-12 |
Family
ID=38810466
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK12103182.8A HK1162736A1 (en) | 2006-10-16 | 2009-06-26 | Enhanced coding and parameter representation of multichannel downmixed object coding |
HK09111503.8A HK1133116A1 (en) | 2006-10-16 | 2009-06-26 | Enhanced coding and parameter representation of multichannel downmixed object coding |
HK09105759.1A HK1126888A1 (en) | 2006-10-16 | 2009-06-26 | Enhanced coding and parameter representation of multichannel downmixed object coding |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK12103182.8A HK1162736A1 (en) | 2006-10-16 | 2009-06-26 | Enhanced coding and parameter representation of multichannel downmixed object coding |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK09105759.1A HK1126888A1 (en) | 2006-10-16 | 2009-06-26 | Enhanced coding and parameter representation of multichannel downmixed object coding |
Country Status (22)
Country | Link |
---|---|
US (2) | US9565509B2 (uk) |
EP (3) | EP2372701B1 (uk) |
JP (3) | JP5270557B2 (uk) |
KR (2) | KR101103987B1 (uk) |
CN (3) | CN102892070B (uk) |
AT (2) | ATE536612T1 (uk) |
AU (2) | AU2007312598B2 (uk) |
BR (1) | BRPI0715559B1 (uk) |
CA (3) | CA2874454C (uk) |
DE (1) | DE602007013415D1 (uk) |
ES (1) | ES2378734T3 (uk) |
HK (3) | HK1162736A1 (uk) |
MX (1) | MX2009003570A (uk) |
MY (1) | MY145497A (uk) |
NO (1) | NO340450B1 (uk) |
PL (1) | PL2068307T3 (uk) |
PT (1) | PT2372701E (uk) |
RU (1) | RU2430430C2 (uk) |
SG (1) | SG175632A1 (uk) |
TW (1) | TWI347590B (uk) |
UA (1) | UA94117C2 (uk) |
WO (1) | WO2008046531A1 (uk) |
Families Citing this family (140)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5191886B2 (ja) * | 2005-06-03 | 2013-05-08 | 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 | サイド情報を有するチャンネルの再構成 |
KR20080093422A (ko) * | 2006-02-09 | 2008-10-21 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치 |
CN101617360B (zh) * | 2006-09-29 | 2012-08-22 | 韩国电子通信研究院 | 用于编码和解码具有各种声道的多对象音频信号的设备和方法 |
CN101529898B (zh) * | 2006-10-12 | 2014-09-17 | Lg电子株式会社 | 用于处理混合信号的装置及其方法 |
WO2008046530A2 (en) | 2006-10-16 | 2008-04-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for multi -channel parameter transformation |
BRPI0715559B1 (pt) | 2006-10-16 | 2021-12-07 | Dolby International Ab | Codificação aprimorada e representação de parâmetros de codificação de objeto de downmix multicanal |
US8571875B2 (en) | 2006-10-18 | 2013-10-29 | Samsung Electronics Co., Ltd. | Method, medium, and apparatus encoding and/or decoding multichannel audio signals |
KR101055739B1 (ko) * | 2006-11-24 | 2011-08-11 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그 장치 |
CN101568958B (zh) | 2006-12-07 | 2012-07-18 | Lg电子株式会社 | 用于处理音频信号的方法和装置 |
EP2097895A4 (en) | 2006-12-27 | 2013-11-13 | Korea Electronics Telecomm | DEVICE AND METHOD FOR ENCODING AND DECODING MULTI-OBJECT AUDIO SIGNAL WITH DIFFERENT CHANNELS WITH INFORMATION BIT RATE CONVERSION |
TWI396187B (zh) * | 2007-02-14 | 2013-05-11 | Lg Electronics Inc | 用於將以物件為主之音訊信號編碼與解碼之方法與裝置 |
EP2093757A4 (en) * | 2007-02-20 | 2012-02-22 | Panasonic Corp | MULTIPLEX DECODING DEVICE, MULTIPLEX DECODING METHOD, PROGRAM, AND SEMICONDUCTOR INTEGRATED CIRCUIT |
KR20080082917A (ko) * | 2007-03-09 | 2008-09-12 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 이의 장치 |
WO2008111773A1 (en) | 2007-03-09 | 2008-09-18 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
WO2008114984A1 (en) * | 2007-03-16 | 2008-09-25 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
JP5220840B2 (ja) * | 2007-03-30 | 2013-06-26 | 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 | マルチチャネルで構成されたマルチオブジェクトオーディオ信号のエンコード、並びにデコード装置および方法 |
KR101569032B1 (ko) * | 2007-09-06 | 2015-11-13 | 엘지전자 주식회사 | 오디오 신호의 디코딩 방법 및 장치 |
MX2010004138A (es) * | 2007-10-17 | 2010-04-30 | Ten Forschung Ev Fraunhofer | Codificacion de audio usando conversion de estereo a multicanal. |
WO2009068087A1 (en) * | 2007-11-27 | 2009-06-04 | Nokia Corporation | Multichannel audio coding |
WO2009075510A1 (en) * | 2007-12-09 | 2009-06-18 | Lg Electronics Inc. | A method and an apparatus for processing a signal |
US8315398B2 (en) | 2007-12-21 | 2012-11-20 | Dts Llc | System for adjusting perceived loudness of audio signals |
EP2254110B1 (en) * | 2008-03-19 | 2014-04-30 | Panasonic Corporation | Stereo signal encoding device, stereo signal decoding device and methods for them |
KR101461685B1 (ko) * | 2008-03-31 | 2014-11-19 | 한국전자통신연구원 | 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치 |
JP5122681B2 (ja) * | 2008-05-23 | 2013-01-16 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | パラメトリックステレオアップミクス装置、パラメトリックステレオデコーダ、パラメトリックステレオダウンミクス装置、及びパラメトリックステレオエンコーダ |
EP2146522A1 (en) * | 2008-07-17 | 2010-01-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating audio output signals using object based metadata |
RU2495503C2 (ru) * | 2008-07-29 | 2013-10-10 | Панасоник Корпорэйшн | Устройство кодирования звука, устройство декодирования звука, устройство кодирования и декодирования звука и система проведения телеконференций |
US8705749B2 (en) * | 2008-08-14 | 2014-04-22 | Dolby Laboratories Licensing Corporation | Audio signal transformatting |
US8861739B2 (en) | 2008-11-10 | 2014-10-14 | Nokia Corporation | Apparatus and method for generating a multichannel signal |
EP2194526A1 (en) | 2008-12-05 | 2010-06-09 | Lg Electronics Inc. | A method and apparatus for processing an audio signal |
KR20100065121A (ko) * | 2008-12-05 | 2010-06-15 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
WO2010091555A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为技术有限公司 | 一种立体声编码方法和装置 |
CA3057366C (en) * | 2009-03-17 | 2020-10-27 | Dolby International Ab | Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding |
GB2470059A (en) * | 2009-05-08 | 2010-11-10 | Nokia Corp | Multi-channel audio processing using an inter-channel prediction model to form an inter-channel parameter |
JP2011002574A (ja) * | 2009-06-17 | 2011-01-06 | Nippon Hoso Kyokai <Nhk> | 3次元音響符号化装置、3次元音響復号装置、符号化プログラム及び復号プログラム |
US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
KR101283783B1 (ko) * | 2009-06-23 | 2013-07-08 | 한국전자통신연구원 | 고품질 다채널 오디오 부호화 및 복호화 장치 |
US8538042B2 (en) * | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
JP5345024B2 (ja) * | 2009-08-28 | 2013-11-20 | 日本放送協会 | 3次元音響符号化装置、3次元音響復号装置、符号化プログラム及び復号プログラム |
PL2489037T3 (pl) | 2009-10-16 | 2022-03-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Urządzenie, sposób i program komputerowy do dostarczania regulowanych parametrów |
EP2704143B1 (en) * | 2009-10-21 | 2015-01-07 | Panasonic Intellectual Property Corporation of America | Apparatus, method and computer program for audio signal processing |
KR20110049068A (ko) * | 2009-11-04 | 2011-05-12 | 삼성전자주식회사 | 멀티 채널 오디오 신호의 부호화/복호화 장치 및 방법 |
EP2489038B1 (en) * | 2009-11-20 | 2016-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter |
US9305550B2 (en) * | 2009-12-07 | 2016-04-05 | J. Carl Cooper | Dialogue detector and correction |
KR101464797B1 (ko) * | 2009-12-11 | 2014-11-26 | 한국전자통신연구원 | 객체 기반 오디오 서비스를 위한 오디오 저작 장치 및 오디오 재생 장치, 이를 이용하는 오디오 저작 방법 및 오디오 재생 방법 |
WO2011083979A2 (en) * | 2010-01-06 | 2011-07-14 | Lg Electronics Inc. | An apparatus for processing an audio signal and method thereof |
JP5508550B2 (ja) * | 2010-02-24 | 2014-06-04 | 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 | 拡張ダウンミックス信号を発生するための装置、拡張ダウンミックス信号を発生するための方法及びコンピュータプログラム |
CN113490134B (zh) | 2010-03-23 | 2023-06-09 | 杜比实验室特许公司 | 音频再现方法和声音再现系统 |
US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
JP5604933B2 (ja) * | 2010-03-30 | 2014-10-15 | 富士通株式会社 | ダウンミクス装置およびダウンミクス方法 |
CA2793140C (en) * | 2010-04-09 | 2016-05-31 | Dolby International Ab | Mdct-based complex prediction stereo coding |
EP2562750B1 (en) * | 2010-04-19 | 2020-06-10 | Panasonic Intellectual Property Corporation of America | Encoding device, decoding device, encoding method and decoding method |
KR20120038311A (ko) | 2010-10-13 | 2012-04-23 | 삼성전자주식회사 | 공간 파라미터 부호화 장치 및 방법,그리고 공간 파라미터 복호화 장치 및 방법 |
US9055371B2 (en) | 2010-11-19 | 2015-06-09 | Nokia Technologies Oy | Controllable playback system offering hierarchical playback options |
US9456289B2 (en) | 2010-11-19 | 2016-09-27 | Nokia Technologies Oy | Converting multi-microphone captured signals to shifted signals useful for binaural signal processing and use thereof |
US9313599B2 (en) | 2010-11-19 | 2016-04-12 | Nokia Technologies Oy | Apparatus and method for multi-channel signal playback |
KR20120071072A (ko) * | 2010-12-22 | 2012-07-02 | 한국전자통신연구원 | 객체 기반 오디오를 제공하는 방송 송신 장치 및 방법, 그리고 방송 재생 장치 및 방법 |
KR101859246B1 (ko) | 2011-04-20 | 2018-05-17 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 허프만 부호화를 실행하기 위한 장치 및 방법 |
RU2618383C2 (ru) * | 2011-11-01 | 2017-05-03 | Конинклейке Филипс Н.В. | Кодирование и декодирование аудиообъектов |
WO2013073810A1 (ko) * | 2011-11-14 | 2013-05-23 | 한국전자통신연구원 | 스케일러블 다채널 오디오 신호를 지원하는 부호화 장치 및 복호화 장치, 상기 장치가 수행하는 방법 |
KR20130093798A (ko) | 2012-01-02 | 2013-08-23 | 한국전자통신연구원 | 다채널 신호 부호화 및 복호화 장치 및 방법 |
CN108810744A (zh) | 2012-04-05 | 2018-11-13 | 诺基亚技术有限公司 | 柔性的空间音频捕捉设备 |
US9312829B2 (en) | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
EP2862370B1 (en) | 2012-06-19 | 2017-08-30 | Dolby Laboratories Licensing Corporation | Rendering and playback of spatial audio using channel-based audio systems |
EP3748632A1 (en) * | 2012-07-09 | 2020-12-09 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
US9190065B2 (en) | 2012-07-15 | 2015-11-17 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients |
US9761229B2 (en) | 2012-07-20 | 2017-09-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for audio object clustering |
US9479886B2 (en) | 2012-07-20 | 2016-10-25 | Qualcomm Incorporated | Scalable downmix design with feedback for object-based surround codec |
JP6045696B2 (ja) | 2012-07-31 | 2016-12-14 | インテレクチュアル ディスカバリー シーオー エルティディIntellectual Discovery Co.,Ltd. | オーディオ信号処理方法および装置 |
EP2880653B1 (en) * | 2012-08-03 | 2017-11-01 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder and method for multi-instance spatial-audio-object-coding employing a parametric concept for multichannel downmix/upmix cases |
US9489954B2 (en) * | 2012-08-07 | 2016-11-08 | Dolby Laboratories Licensing Corporation | Encoding and rendering of object based audio indicative of game audio content |
CA2880412C (en) * | 2012-08-10 | 2019-12-31 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and methods for adapting audio information in spatial audio object coding |
KR20140027831A (ko) * | 2012-08-27 | 2014-03-07 | 삼성전자주식회사 | 오디오 신호 전송 장치 및 그의 오디오 신호 전송 방법, 그리고 오디오 신호 수신 장치 및 그의 오디오 소스 추출 방법 |
EP2717262A1 (en) | 2012-10-05 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for signal-dependent zoom-transform in spatial audio object coding |
MX347100B (es) | 2012-12-04 | 2017-04-12 | Samsung Electronics Co Ltd | Aparato de suministro de audio y método de suministro de audio. |
WO2014111765A1 (en) * | 2013-01-15 | 2014-07-24 | Koninklijke Philips N.V. | Binaural audio processing |
JP6179122B2 (ja) * | 2013-02-20 | 2017-08-16 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法、オーディオ符号化プログラム |
US9640163B2 (en) | 2013-03-15 | 2017-05-02 | Dts, Inc. | Automatic multi-channel music mix from multiple audio stems |
US10635383B2 (en) | 2013-04-04 | 2020-04-28 | Nokia Technologies Oy | Visual audio processing apparatus |
WO2014161996A2 (en) | 2013-04-05 | 2014-10-09 | Dolby International Ab | Audio processing system |
AU2014248232B2 (en) | 2013-04-05 | 2015-09-24 | Dolby International Ab | Companding apparatus and method to reduce quantization noise using advanced spectral extension |
WO2014175591A1 (ko) * | 2013-04-27 | 2014-10-30 | 인텔렉추얼디스커버리 주식회사 | 오디오 신호처리 방법 |
EP2804176A1 (en) * | 2013-05-13 | 2014-11-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio object separation from mixture signal using object-specific time/frequency resolutions |
EP2997573A4 (en) | 2013-05-17 | 2017-01-18 | Nokia Technologies OY | Spatial object oriented audio apparatus |
CA2990261C (en) * | 2013-05-24 | 2020-06-16 | Dolby International Ab | Audio encoder and decoder |
EP3005355B1 (en) * | 2013-05-24 | 2017-07-19 | Dolby International AB | Coding of audio scenes |
ES2643789T3 (es) | 2013-05-24 | 2017-11-24 | Dolby International Ab | Codificación eficiente de escenas de audio que comprenden objetos de audio |
BR112015028914B1 (pt) * | 2013-05-24 | 2021-12-07 | Dolby International Ab | Método e aparelho para reconstruir um bloco de tempo/frequência de objetos de áudio n, método e codificador para gerar pelo menos um parâmetro de ponderação, e meio legível por computador |
JP6190947B2 (ja) * | 2013-05-24 | 2017-08-30 | ドルビー・インターナショナル・アーベー | オーディオ・オブジェクトを含むオーディオ・シーンの効率的な符号化 |
EP3270375B1 (en) | 2013-05-24 | 2020-01-15 | Dolby International AB | Reconstruction of audio scenes from a downmix |
KR102228994B1 (ko) * | 2013-06-05 | 2021-03-17 | 돌비 인터네셔널 에이비 | 오디오 신호를 인코딩하기 위한 방법, 오디오 신호를 인코딩하기 위한 장치, 오디오 신호를 디코딩하기 위한 방법 및 오디오 신호를 디코딩하기 위한 장치 |
CN104240711B (zh) | 2013-06-18 | 2019-10-11 | 杜比实验室特许公司 | 用于生成自适应音频内容的方法、系统和装置 |
WO2015000819A1 (en) | 2013-07-05 | 2015-01-08 | Dolby International Ab | Enhanced soundfield coding using parametric component generation |
KR20150009474A (ko) * | 2013-07-15 | 2015-01-26 | 한국전자통신연구원 | 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법 |
EP2830048A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for realizing a SAOC downmix of 3D audio content |
EP2830049A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient object metadata coding |
EP2830333A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals |
EP2830046A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal to obtain modified output signals |
EP2830045A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for audio encoding and decoding for audio channels and audio objects |
CA2919080C (en) | 2013-07-22 | 2018-06-05 | Sascha Disch | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals |
EP2830064A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection |
KR102327504B1 (ko) * | 2013-07-31 | 2021-11-17 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 공간적으로 분산된 또는 큰 오디오 오브젝트들의 프로세싱 |
BR112016004299B1 (pt) * | 2013-08-28 | 2022-05-17 | Dolby Laboratories Licensing Corporation | Método, aparelho e meio de armazenamento legível por computador para melhora de fala codificada paramétrica e codificada com forma de onda híbrida |
KR102243395B1 (ko) * | 2013-09-05 | 2021-04-22 | 한국전자통신연구원 | 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법, 오디오 재생 장치 |
TWI713018B (zh) | 2013-09-12 | 2020-12-11 | 瑞典商杜比國際公司 | 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統 |
JP6392353B2 (ja) | 2013-09-12 | 2018-09-19 | ドルビー・インターナショナル・アーベー | マルチチャネル・オーディオ・コンテンツの符号化 |
TWI557724B (zh) * | 2013-09-27 | 2016-11-11 | 杜比實驗室特許公司 | 用於將 n 聲道音頻節目編碼之方法、用於恢復 n 聲道音頻節目的 m 個聲道之方法、被配置成將 n 聲道音頻節目編碼之音頻編碼器及被配置成執行 n 聲道音頻節目的恢復之解碼器 |
EP3057096B1 (en) * | 2013-10-09 | 2019-04-24 | Sony Corporation | Encoding device and method, decoding device and method, and program |
KR102244379B1 (ko) | 2013-10-21 | 2021-04-26 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성 |
WO2015059154A1 (en) * | 2013-10-21 | 2015-04-30 | Dolby International Ab | Audio encoder and decoder |
EP2866227A1 (en) * | 2013-10-22 | 2015-04-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder |
EP2866475A1 (en) | 2013-10-23 | 2015-04-29 | Thomson Licensing | Method for and apparatus for decoding an audio soundfield representation for audio playback using 2D setups |
KR102107554B1 (ko) * | 2013-11-18 | 2020-05-07 | 인포뱅크 주식회사 | 네트워크를 이용한 멀티미디어 합성 방법 |
EP2879131A1 (en) | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
EP3092642B1 (en) | 2014-01-09 | 2018-05-16 | Dolby Laboratories Licensing Corporation | Spatial error metrics of audio content |
US20170287505A1 (en) * | 2014-09-03 | 2017-10-05 | Samsung Electronics Co., Ltd. | Method and apparatus for learning and recognizing audio signal |
US9774974B2 (en) * | 2014-09-24 | 2017-09-26 | Electronics And Telecommunications Research Institute | Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion |
TWI587286B (zh) | 2014-10-31 | 2017-06-11 | 杜比國際公司 | 音頻訊號之解碼和編碼的方法及系統、電腦程式產品、與電腦可讀取媒體 |
EP3067885A1 (en) | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
WO2017010313A1 (ja) * | 2015-07-16 | 2017-01-19 | ソニー株式会社 | 情報処理装置および方法、並びにプログラム |
CN112492501B (zh) | 2015-08-25 | 2022-10-14 | 杜比国际公司 | 使用呈现变换参数的音频编码和解码 |
EP3353779B1 (en) | 2015-09-25 | 2020-06-24 | VoiceAge Corporation | Method and system for encoding a stereo sound signal using coding parameters of a primary channel to encode a secondary channel |
US9961467B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from channel-based audio to HOA |
ES2779603T3 (es) * | 2015-11-17 | 2020-08-18 | Dolby Laboratories Licensing Corp | Sistema y método de salida binaural paramétrico |
EP4236375A3 (en) | 2015-11-17 | 2023-10-11 | Dolby Laboratories Licensing Corporation | Headtracking for parametric binaural output system |
KR102640940B1 (ko) | 2016-01-27 | 2024-02-26 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 음향 환경 시뮬레이션 |
US10158758B2 (en) | 2016-11-02 | 2018-12-18 | International Business Machines Corporation | System and method for monitoring and visualizing emotions in call center dialogs at call centers |
US10135979B2 (en) * | 2016-11-02 | 2018-11-20 | International Business Machines Corporation | System and method for monitoring and visualizing emotions in call center dialogs by call center supervisors |
CN106604199B (zh) * | 2016-12-23 | 2018-09-18 | 湖南国科微电子股份有限公司 | 一种数字音频信号的矩阵处理方法及装置 |
GB201718341D0 (en) | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
US10650834B2 (en) * | 2018-01-10 | 2020-05-12 | Savitech Corp. | Audio processing method and non-transitory computer readable medium |
GB2572650A (en) | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
CN114420139A (zh) | 2018-05-31 | 2022-04-29 | 华为技术有限公司 | 一种下混信号的计算方法及装置 |
GB2574239A (en) | 2018-05-31 | 2019-12-04 | Nokia Technologies Oy | Signalling of spatial audio parameters |
CN110970008A (zh) * | 2018-09-28 | 2020-04-07 | 广州灵派科技有限公司 | 一种嵌入式混音方法、装置、嵌入式设备及存储介质 |
CN112970270B (zh) | 2018-11-13 | 2023-10-13 | 杜比实验室特许公司 | 沉浸式音频服务中的音频处理 |
EP3984028B1 (en) | 2019-06-14 | 2024-04-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Parameter encoding and decoding |
KR102079691B1 (ko) * | 2019-11-11 | 2020-02-19 | 인포뱅크 주식회사 | 네트워크를 이용한 멀티미디어 합성 단말기 |
EP4310839A1 (en) * | 2021-05-21 | 2024-01-24 | Samsung Electronics Co., Ltd. | Apparatus and method for processing multi-channel audio signal |
CN114463584B (zh) * | 2022-01-29 | 2023-03-24 | 北京百度网讯科技有限公司 | 图像处理、模型训练方法、装置、设备、存储介质及程序 |
CN114501297B (zh) * | 2022-04-02 | 2022-09-02 | 北京荣耀终端有限公司 | 一种音频处理方法以及电子设备 |
Family Cites Families (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69428939T2 (de) * | 1993-06-22 | 2002-04-04 | Thomson Brandt Gmbh | Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix |
DE69429917T2 (de) | 1994-02-17 | 2002-07-18 | Motorola Inc | Verfahren und vorrichtung zur gruppenkodierung von signalen |
US6128597A (en) * | 1996-05-03 | 2000-10-03 | Lsi Logic Corporation | Audio decoder with a reconfigurable downmixing/windowing pipeline and method therefor |
US5912976A (en) * | 1996-11-07 | 1999-06-15 | Srs Labs, Inc. | Multi-channel audio enhancement system for use in recording and playback and methods for providing same |
JP3743671B2 (ja) | 1997-11-28 | 2006-02-08 | 日本ビクター株式会社 | オーディオディスク及びオーディオ再生装置 |
JP2005093058A (ja) | 1997-11-28 | 2005-04-07 | Victor Co Of Japan Ltd | オーディオ信号のエンコード方法及びデコード方法 |
US6016473A (en) * | 1998-04-07 | 2000-01-18 | Dolby; Ray M. | Low bit-rate spatial coding method and system |
US6788880B1 (en) | 1998-04-16 | 2004-09-07 | Victor Company Of Japan, Ltd | Recording medium having a first area for storing an audio title set and a second area for storing a still picture set and apparatus for processing the recorded information |
US6122619A (en) * | 1998-06-17 | 2000-09-19 | Lsi Logic Corporation | Audio decoder with programmable downmixing of MPEG/AC-3 and method therefor |
KR100915120B1 (ko) | 1999-04-07 | 2009-09-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 다중-채널 오디오 신호들을 무손실 부호화 및 복호화하기 위한 장치 및 방법 |
KR100392384B1 (ko) | 2001-01-13 | 2003-07-22 | 한국전자통신연구원 | 엠펙-2 데이터에 엠펙-4 데이터를 동기화시켜 전송하는장치 및 그 방법 |
US7292901B2 (en) | 2002-06-24 | 2007-11-06 | Agere Systems Inc. | Hybrid multi-channel/cue coding/decoding of audio signals |
JP2002369152A (ja) | 2001-06-06 | 2002-12-20 | Canon Inc | 画像処理装置、画像処理方法、画像処理プログラム及び画像処理プログラムが記憶されたコンピュータにより読み取り可能な記憶媒体 |
US7566369B2 (en) * | 2001-09-14 | 2009-07-28 | Aleris Aluminum Koblenz Gmbh | Method of de-coating metallic coated scrap pieces |
WO2003086017A2 (en) * | 2002-04-05 | 2003-10-16 | Koninklijke Philips Electronics N.V. | Signal processing |
JP3994788B2 (ja) * | 2002-04-30 | 2007-10-24 | ソニー株式会社 | 伝達特性測定装置、伝達特性測定方法、及び伝達特性測定プログラム、並びに増幅装置 |
ATE377339T1 (de) | 2002-07-12 | 2007-11-15 | Koninkl Philips Electronics Nv | Audio-kodierung |
AU2003281128A1 (en) | 2002-07-16 | 2004-02-02 | Koninklijke Philips Electronics N.V. | Audio coding |
JP2004193877A (ja) | 2002-12-10 | 2004-07-08 | Sony Corp | 音像定位信号処理装置および音像定位信号処理方法 |
KR20040060718A (ko) * | 2002-12-28 | 2004-07-06 | 삼성전자주식회사 | 오디오 스트림 믹싱 방법, 그 장치 및 그 정보저장매체 |
WO2004086817A2 (en) | 2003-03-24 | 2004-10-07 | Koninklijke Philips Electronics N.V. | Coding of main and side signal representing a multichannel signal |
US7447317B2 (en) * | 2003-10-02 | 2008-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | Compatible multi-channel coding/decoding by weighting the downmix channel |
JP4378157B2 (ja) | 2003-11-14 | 2009-12-02 | キヤノン株式会社 | データ処理方法および装置 |
US7555009B2 (en) * | 2003-11-14 | 2009-06-30 | Canon Kabushiki Kaisha | Data processing method and apparatus, and data distribution method and information processing apparatus |
US7805313B2 (en) * | 2004-03-04 | 2010-09-28 | Agere Systems Inc. | Frequency-based coding of channels in parametric multi-channel coding systems |
EP3573055B1 (en) * | 2004-04-05 | 2022-03-23 | Koninklijke Philips N.V. | Multi-channel decoder |
EP1735779B1 (en) | 2004-04-05 | 2013-06-19 | Koninklijke Philips Electronics N.V. | Encoder apparatus, decoder apparatus, methods thereof and associated audio system |
SE0400998D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
US7391870B2 (en) * | 2004-07-09 | 2008-06-24 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V | Apparatus and method for generating a multi-channel output signal |
TWI393121B (zh) | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式 |
US8019087B2 (en) * | 2004-08-31 | 2011-09-13 | Panasonic Corporation | Stereo signal generating apparatus and stereo signal generating method |
JP2006101248A (ja) | 2004-09-30 | 2006-04-13 | Victor Co Of Japan Ltd | 音場補正装置 |
SE0402652D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi- channel reconstruction |
WO2006060279A1 (en) * | 2004-11-30 | 2006-06-08 | Agere Systems Inc. | Parametric coding of spatial audio with object-based side information |
EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
US7573912B2 (en) * | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
DE602006015294D1 (de) * | 2005-03-30 | 2010-08-19 | Dolby Int Ab | Mehrkanal-audiocodierung |
US7991610B2 (en) * | 2005-04-13 | 2011-08-02 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Adaptive grouping of parameters for enhanced coding efficiency |
US7961890B2 (en) * | 2005-04-15 | 2011-06-14 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. | Multi-channel hierarchical audio coding with compact side information |
JP5006315B2 (ja) * | 2005-06-30 | 2012-08-22 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のエンコーディング及びデコーディング方法及び装置 |
US20070055510A1 (en) * | 2005-07-19 | 2007-03-08 | Johannes Hilpert | Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding |
JP2009503574A (ja) * | 2005-07-29 | 2009-01-29 | エルジー エレクトロニクス インコーポレイティド | 分割情報のシグナリング方法 |
WO2007027050A1 (en) * | 2005-08-30 | 2007-03-08 | Lg Electronics Inc. | Apparatus for encoding and decoding audio signal and method thereof |
WO2007032648A1 (en) * | 2005-09-14 | 2007-03-22 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
WO2007049881A1 (en) * | 2005-10-26 | 2007-05-03 | Lg Electronics Inc. | Method for encoding and decoding multi-channel audio signal and apparatus thereof |
KR100888474B1 (ko) * | 2005-11-21 | 2009-03-12 | 삼성전자주식회사 | 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법 |
KR100644715B1 (ko) * | 2005-12-19 | 2006-11-10 | 삼성전자주식회사 | 능동적 오디오 매트릭스 디코딩 방법 및 장치 |
US8296155B2 (en) | 2006-01-19 | 2012-10-23 | Lg Electronics Inc. | Method and apparatus for decoding a signal |
JP4966981B2 (ja) * | 2006-02-03 | 2012-07-04 | 韓國電子通信研究院 | 空間キューを用いたマルチオブジェクト又はマルチチャネルオーディオ信号のレンダリング制御方法及びその装置 |
US8560303B2 (en) * | 2006-02-03 | 2013-10-15 | Electronics And Telecommunications Research Institute | Apparatus and method for visualization of multichannel audio signals |
KR20080093422A (ko) * | 2006-02-09 | 2008-10-21 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치 |
TWI326448B (en) | 2006-02-09 | 2010-06-21 | Lg Electronics Inc | Method for encoding and an audio signal and apparatus thereof and computer readable recording medium for method for decoding an audio signal |
JP4606507B2 (ja) * | 2006-03-24 | 2011-01-05 | ドルビー インターナショナル アクチボラゲット | 多チャンネル信号のパラメータ表現からの空間ダウンミックスの生成 |
ATE538604T1 (de) * | 2006-03-28 | 2012-01-15 | Ericsson Telefon Ab L M | Verfahren und anordnung für einen decoder für mehrkanal-surroundton |
US7965848B2 (en) * | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
EP1853092B1 (en) * | 2006-05-04 | 2011-10-05 | LG Electronics, Inc. | Enhancing stereo audio with remix capability |
KR101056325B1 (ko) * | 2006-07-07 | 2011-08-11 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 복수의 파라미터적으로 코딩된 오디오 소스들을 결합하는 장치 및 방법 |
US20080235006A1 (en) * | 2006-08-18 | 2008-09-25 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
CN101617360B (zh) | 2006-09-29 | 2012-08-22 | 韩国电子通信研究院 | 用于编码和解码具有各种声道的多对象音频信号的设备和方法 |
KR20090013178A (ko) * | 2006-09-29 | 2009-02-04 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호를 인코딩 및 디코딩하는 방법 및 장치 |
CN101529898B (zh) * | 2006-10-12 | 2014-09-17 | Lg电子株式会社 | 用于处理混合信号的装置及其方法 |
BRPI0715559B1 (pt) | 2006-10-16 | 2021-12-07 | Dolby International Ab | Codificação aprimorada e representação de parâmetros de codificação de objeto de downmix multicanal |
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