TWI566235B - 針對音源聲道及音源物件之音源編碼及解碼之編碼器、解碼器及方法 - Google Patents
針對音源聲道及音源物件之音源編碼及解碼之編碼器、解碼器及方法 Download PDFInfo
- Publication number
- TWI566235B TWI566235B TW103125004A TW103125004A TWI566235B TW I566235 B TWI566235 B TW I566235B TW 103125004 A TW103125004 A TW 103125004A TW 103125004 A TW103125004 A TW 103125004A TW I566235 B TWI566235 B TW I566235B
- Authority
- TW
- Taiwan
- Prior art keywords
- sound source
- channels
- channel
- source
- encoder
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 41
- 238000013519 translation Methods 0.000 claims description 36
- 238000012545 processing Methods 0.000 claims description 28
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 12
- 238000004590 computer program Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
- 230000032258 transport Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 6
- 230000003993 interaction Effects 0.000 description 6
- 238000012805 post-processing Methods 0.000 description 5
- 238000009877 rendering Methods 0.000 description 5
- 230000001755 vocal effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000013507 mapping Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 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
- G10L19/04—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
- G10L19/02—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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
-
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20130177378 EP2830045A1 (en) | 2013-07-22 | 2013-07-22 | Concept for audio encoding and decoding for audio channels and audio objects |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201528252A TW201528252A (zh) | 2015-07-16 |
| TWI566235B true TWI566235B (zh) | 2017-01-11 |
Family
ID=48803456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW103125004A TWI566235B (zh) | 2013-07-22 | 2014-07-21 | 針對音源聲道及音源物件之音源編碼及解碼之編碼器、解碼器及方法 |
Country Status (18)
| Country | Link |
|---|---|
| US (3) | US10249311B2 (https=) |
| EP (4) | EP2830045A1 (https=) |
| JP (1) | JP6268286B2 (https=) |
| KR (2) | KR101943590B1 (https=) |
| CN (2) | CN105612577B (https=) |
| AR (1) | AR097003A1 (https=) |
| AU (1) | AU2014295269B2 (https=) |
| BR (1) | BR112016001143B1 (https=) |
| CA (3) | CA3251768A1 (https=) |
| ES (2) | ES2913849T3 (https=) |
| MX (1) | MX359159B (https=) |
| PL (2) | PL4033485T3 (https=) |
| PT (1) | PT3025329T (https=) |
| RU (1) | RU2641481C2 (https=) |
| SG (1) | SG11201600476RA (https=) |
| TW (1) | TWI566235B (https=) |
| WO (1) | WO2015010998A1 (https=) |
| ZA (1) | ZA201601076B (https=) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual 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 |
| EP2830047A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for low delay object metadata coding |
| US20170086005A1 (en) * | 2014-03-25 | 2017-03-23 | Intellectual Discovery Co., Ltd. | System and method for processing audio signal |
| EP4092670A1 (en) * | 2014-09-30 | 2022-11-23 | Sony Group Corporation | Transmitting device, transmission method, receiving device, and receiving method |
| US10706860B2 (en) | 2015-10-08 | 2020-07-07 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
| EP3208800A1 (en) * | 2016-02-17 | 2017-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for stereo filing in multichannel coding |
| US10386496B2 (en) * | 2016-03-18 | 2019-08-20 | Deere & Company | Navigation satellite orbit and clock determination with low latency clock corrections |
| EP3469589B1 (en) * | 2016-06-30 | 2024-06-19 | Huawei Technologies Duesseldorf GmbH | Apparatuses and methods for encoding and decoding a multichannel audio signal |
| US9913061B1 (en) | 2016-08-29 | 2018-03-06 | The Directv Group, Inc. | Methods and systems for rendering binaural audio content |
| CN110447243B (zh) * | 2017-03-06 | 2021-06-01 | 杜比国际公司 | 基于音频数据流渲染音频输出的方法、解码器系统和介质 |
| EP3605531B1 (en) | 2017-03-28 | 2024-08-21 | Sony Group Corporation | Information processing device, information processing method, and program |
| GB2563635A (en) * | 2017-06-21 | 2018-12-26 | Nokia Technologies Oy | Recording and rendering audio signals |
| JP6888172B2 (ja) * | 2018-01-18 | 2021-06-16 | 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 | 音場表現信号を符号化する方法及びデバイス |
| BR112020015570A2 (pt) | 2018-02-01 | 2021-02-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | codificador de cena de áudio, decodificador de cena de áudio e métodos relacionados com uso de análise espacial de codificador/decodificador híbrido |
| WO2019187437A1 (ja) * | 2018-03-29 | 2019-10-03 | ソニー株式会社 | 情報処理装置、情報処理方法、及びプログラム |
| CN111955020B (zh) | 2018-04-11 | 2022-08-23 | 杜比国际公司 | 用于音频渲染的预渲染信号的方法、设备和系统 |
| EP3818524B1 (en) * | 2018-07-02 | 2023-12-13 | Dolby Laboratories Licensing Corporation | Methods and devices for generating or decoding a bitstream comprising immersive audio signals |
| KR102671308B1 (ko) | 2018-10-16 | 2024-06-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 저음 관리를 위한 방법 및 디바이스 |
| GB2578625A (en) * | 2018-11-01 | 2020-05-20 | Nokia Technologies Oy | Apparatus, methods and computer programs for encoding spatial metadata |
| WO2020089302A1 (en) * | 2018-11-02 | 2020-05-07 | Dolby International Ab | An audio encoder and an audio decoder |
| ES2985934T3 (es) | 2018-11-13 | 2024-11-07 | Dolby Laboratories Licensing Corp | Representar audio espacial por medio de una señal de audio y metadatos asociados |
| ES2974219T3 (es) | 2018-11-13 | 2024-06-26 | Dolby Laboratories Licensing Corp | Procesamiento de audio en servicios de audio inversivos |
| US12198704B2 (en) * | 2018-11-20 | 2025-01-14 | Sony Group Corporation | Information processing device and method, and program |
| CN109448741B (zh) * | 2018-11-22 | 2021-05-11 | 广州广晟数码技术有限公司 | 一种3d音频编码、解码方法及装置 |
| WO2020190814A1 (en) | 2019-03-15 | 2020-09-24 | Intel Corporation | Graphics processors and graphics processing units having dot product accumulate instruction for hybrid floating point format |
| GB2582910A (en) * | 2019-04-02 | 2020-10-14 | Nokia Technologies Oy | Audio codec extension |
| US11545166B2 (en) | 2019-07-02 | 2023-01-03 | Dolby International Ab | Using metadata to aggregate signal processing operations |
| EP3809709A1 (en) * | 2019-10-14 | 2021-04-21 | Koninklijke Philips N.V. | Apparatus and method for audio encoding |
| US11861761B2 (en) | 2019-11-15 | 2024-01-02 | Intel Corporation | Graphics processing unit processing and caching improvements |
| BR112022010737A2 (pt) | 2019-12-02 | 2022-08-23 | Dolby Laboratories Licensing Corp | Sistemas, métodos e aparelho para conversão de áudio com base em canal para áudio com base em objeto |
| CN113724717B (zh) * | 2020-05-21 | 2023-07-14 | 成都鼎桥通信技术有限公司 | 车载音频处理系统、方法、车机控制器和车辆 |
| US12177646B2 (en) | 2020-05-26 | 2024-12-24 | Dolby International Ab | Main-associated audio experience with efficient ducking gain application |
| MX2023004247A (es) | 2020-10-13 | 2023-06-07 | Fraunhofer Ges Forschung | Aparato y metodo para codificar una pluralidad de objetos de audio o aparato y metodo para decodificacion usando dos o mas objetos de audio relevantes. |
| EP4229630A1 (en) | 2020-10-13 | 2023-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding a plurality of audio objects using direction information during a downmixing or apparatus and method for decoding using an optimized covariance synthesis |
| CN116529815A (zh) * | 2020-10-13 | 2023-08-01 | 弗劳恩霍夫应用研究促进协会 | 对多个音频对象进行编码的装置和方法以及使用两个或更多个相关音频对象进行解码的装置和方法 |
| CN114822564B (zh) * | 2021-01-21 | 2025-06-06 | 华为技术有限公司 | 音频对象的比特分配方法和装置 |
| WO2022262758A1 (zh) * | 2021-06-15 | 2022-12-22 | 北京字跳网络技术有限公司 | 音频渲染系统、方法和电子设备 |
| WO2023006582A1 (en) * | 2021-07-29 | 2023-02-02 | Dolby International Ab | Methods and apparatus for processing object-based audio and channel-based audio |
| EP4428857A4 (en) * | 2021-11-02 | 2024-10-30 | Beijing Xiaomi Mobile Software Co., Ltd. | METHOD AND DEVICE FOR SIGNAL CODING AND DECODING AS WELL AS USER DEVICE, NETWORK-SIDE DEVICE AND STORAGE MEDIUM |
| US20240404531A1 (en) * | 2023-06-03 | 2024-12-05 | Apple Inc. | Method and System for Coding Audio Data |
| CN118869668A (zh) * | 2024-09-24 | 2024-10-29 | 音王电声股份有限公司 | 一种三维声编解码元数据的方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120183162A1 (en) * | 2010-03-23 | 2012-07-19 | Dolby Laboratories Licensing Corporation | Techniques for Localized Perceptual Audio |
| WO2013006325A1 (en) * | 2011-07-01 | 2013-01-10 | Dolby Laboratories Licensing Corporation | Upmixing object based audio |
Family Cites Families (87)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2605361A (en) | 1950-06-29 | 1952-07-29 | Bell Telephone Labor Inc | Differential quantization of communication signals |
| JP3576936B2 (ja) | 2000-07-21 | 2004-10-13 | 株式会社ケンウッド | 周波数補間装置、周波数補間方法及び記録媒体 |
| EP1427252A1 (en) * | 2002-12-02 | 2004-06-09 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing audio signals from a bitstream |
| EP1571768A3 (en) * | 2004-02-26 | 2012-07-18 | Yamaha Corporation | Mixer apparatus and sound signal processing method |
| GB2417866B (en) | 2004-09-03 | 2007-09-19 | Sony Uk Ltd | Data transmission |
| US7720230B2 (en) | 2004-10-20 | 2010-05-18 | Agere Systems, Inc. | Individual channel shaping for BCC schemes and the like |
| SE0402652D0 (sv) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi- channel reconstruction |
| SE0402651D0 (sv) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods for interpolation and parameter signalling |
| SE0402649D0 (sv) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods of creating orthogonal signals |
| EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
| DE602006015294D1 (de) | 2005-03-30 | 2010-08-19 | Dolby Int Ab | Mehrkanal-audiocodierung |
| EP1866913B1 (en) | 2005-03-30 | 2008-08-27 | Koninklijke Philips Electronics N.V. | Audio encoding and decoding |
| US7548853B2 (en) | 2005-06-17 | 2009-06-16 | Shmunk Dmitry V | Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding |
| CN101288115A (zh) | 2005-10-13 | 2008-10-15 | Lg电子株式会社 | 用于处理信号的方法和装置 |
| KR100888474B1 (ko) | 2005-11-21 | 2009-03-12 | 삼성전자주식회사 | 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법 |
| KR101294022B1 (ko) | 2006-02-03 | 2013-08-08 | 한국전자통신연구원 | 공간큐를 이용한 다객체 또는 다채널 오디오 신호의 랜더링제어 방법 및 그 장치 |
| US9009057B2 (en) * | 2006-02-21 | 2015-04-14 | Koninklijke Philips N.V. | Audio encoding and decoding to generate binaural virtual spatial signals |
| ATE543343T1 (de) | 2006-04-03 | 2012-02-15 | Srs Labs Inc | Tonsignalverarbeitung |
| US8027479B2 (en) | 2006-06-02 | 2011-09-27 | Coding Technologies Ab | Binaural multi-channel decoder in the context of non-energy conserving upmix rules |
| ES2390181T3 (es) * | 2006-06-29 | 2012-11-07 | Lg Electronics Inc. | Procedimiento y aparato para procesar una señal de audio |
| PL4481731T3 (pl) | 2006-07-04 | 2025-12-01 | Dolby International Ab | Układ filtra zawierający konwerter filtra i kompresor filtra i sposób działania układu filtra |
| EP2100297A4 (en) | 2006-09-29 | 2011-07-27 | Korea Electronics Telecomm | DEVICE AND METHOD FOR CODING AND DECODING A MEHROBJECT AUDIO SIGNAL WITH DIFFERENT CHANNELS |
| JP5238706B2 (ja) | 2006-09-29 | 2013-07-17 | エルジー エレクトロニクス インコーポレイティド | オブジェクトベースオーディオ信号のエンコーディング／デコーディング方法及びその装置 |
| AU2007312598B2 (en) | 2006-10-16 | 2011-01-20 | Dolby International Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| JP5394931B2 (ja) | 2006-11-24 | 2014-01-22 | エルジー エレクトロニクス インコーポレイティド | オブジェクトベースオーディオ信号の復号化方法及びその装置 |
| EP2102856A4 (en) | 2006-12-07 | 2010-01-13 | Lg Electronics Inc | METHOD AND DEVICE FOR PROCESSING AN AUDIO SIGNAL |
| EP2595151A3 (en) | 2006-12-27 | 2013-11-13 | Electronics and Telecommunications Research Institute | Transcoding apparatus |
| CN101542595B (zh) | 2007-02-14 | 2016-04-13 | Lg电子株式会社 | 用于编码和解码基于对象的音频信号的方法和装置 |
| RU2406166C2 (ru) | 2007-02-14 | 2010-12-10 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способы и устройства кодирования и декодирования основывающихся на объектах ориентированных аудиосигналов |
| CA2645915C (en) | 2007-02-14 | 2012-10-23 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
| KR20080082916A (ko) | 2007-03-09 | 2008-09-12 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 이의 장치 |
| EP2137726B1 (en) | 2007-03-09 | 2011-09-28 | LG Electronics Inc. | A method and an apparatus for processing an audio signal |
| KR20080084757A (ko) | 2007-03-16 | 2008-09-19 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| US7991622B2 (en) * | 2007-03-20 | 2011-08-02 | Microsoft Corporation | Audio compression and decompression using integer-reversible modulated lapped transforms |
| WO2008120933A1 (en) | 2007-03-30 | 2008-10-09 | Electronics And Telecommunications Research Institute | Apparatus and method for coding and decoding multi object audio signal with multi channel |
| CA2684975C (en) | 2007-04-26 | 2016-08-02 | Dolby Sweden Ab | Apparatus and method for synthesizing an output signal |
| EP2165328B1 (en) | 2007-06-11 | 2018-01-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding and decoding of an audio signal having an impulse-like portion and a stationary portion |
| US7885819B2 (en) * | 2007-06-29 | 2011-02-08 | Microsoft Corporation | Bitstream syntax for multi-process audio decoding |
| JP5883561B2 (ja) | 2007-10-17 | 2016-03-15 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | アップミックスを使用した音声符号器 |
| MX2010002629A (es) | 2007-11-21 | 2010-06-02 | Lg Electronics Inc | Metodo y aparato para procesar una señal. |
| KR100998913B1 (ko) | 2008-01-23 | 2010-12-08 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 이의 장치 |
| KR101061129B1 (ko) | 2008-04-24 | 2011-08-31 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 이의 장치 |
| JP5244971B2 (ja) | 2008-07-11 | 2013-07-24 | 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 | オーディオ信号合成器及びオーディオ信号符号器 |
| EP2144231A1 (en) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme with common preprocessing |
| EP2144230A1 (en) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme having cascaded switches |
| US8315396B2 (en) * | 2008-07-17 | 2012-11-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating audio output signals using object based metadata |
| PT2146344T (pt) * | 2008-07-17 | 2016-10-13 | Fraunhofer Ges Forschung | Esquema de codificação/descodificação de áudio com uma derivação comutável |
| KR101108061B1 (ko) | 2008-09-25 | 2012-01-25 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치 |
| US8798776B2 (en) | 2008-09-30 | 2014-08-05 | Dolby International Ab | Transcoding of audio metadata |
| MX2011011399A (es) | 2008-10-17 | 2012-06-27 | Univ Friedrich Alexander Er | Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto. |
| EP2194527A3 (en) * | 2008-12-02 | 2013-09-25 | Electronics and Telecommunications Research Institute | Apparatus for generating and playing object based audio contents |
| KR20100065121A (ko) | 2008-12-05 | 2010-06-15 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| EP2205007B1 (en) | 2008-12-30 | 2019-01-09 | Dolby International AB | Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction |
| WO2010085083A2 (en) | 2009-01-20 | 2010-07-29 | Lg Electronics Inc. | An apparatus for processing an audio signal and method thereof |
| WO2010087627A2 (en) | 2009-01-28 | 2010-08-05 | Lg Electronics Inc. | A method and an apparatus for decoding an audio signal |
| US8504184B2 (en) | 2009-02-04 | 2013-08-06 | Panasonic Corporation | Combination device, telecommunication system, and combining method |
| BR122019023947B1 (pt) * | 2009-03-17 | 2021-04-06 | Dolby International Ab | Sistema codificador, sistema decodificador, método para codificar um sinal estéreo para um sinal de fluxo de bits e método para decodificar um sinal de fluxo de bits para um sinal estéreo |
| WO2010105695A1 (en) | 2009-03-20 | 2010-09-23 | Nokia Corporation | Multi channel audio coding |
| JP5486597B2 (ja) | 2009-06-03 | 2014-05-07 | 日本電信電話株式会社 | 符号化方法、符号化装置、符号化プログラム及びこの記録媒体 |
| TWI404050B (zh) * | 2009-06-08 | 2013-08-01 | Mstar Semiconductor Inc | 多聲道音頻信號解碼方法與裝置 |
| KR101283783B1 (ko) * | 2009-06-23 | 2013-07-08 | 한국전자통신연구원 | 고품질 다채널 오디오 부호화 및 복호화 장치 |
| US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
| MX2011013829A (es) | 2009-06-24 | 2012-03-07 | Fraunhofer Ges Forschung | Decodificador de señales de audio, metodo para decodificar una señal de audio y programa de computacion que utiliza etapas en cascada de procesamiento de objetos de audio. |
| JP5793675B2 (ja) | 2009-07-31 | 2015-10-14 | パナソニックＩｐマネジメント株式会社 | 符号化装置および復号装置 |
| US8396577B2 (en) | 2009-08-14 | 2013-03-12 | Dts Llc | System for creating audio objects for streaming |
| CA2775828C (en) | 2009-09-29 | 2016-03-29 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value |
| MY153337A (en) | 2009-10-20 | 2015-01-29 | Fraunhofer Ges Forschung | Apparatus for providing an upmix signal representation on the basis of a downmix signal representation,apparatus for providing a bitstream representing a multi-channel audio signal,methods,computer program and bitstream using a distortion control signaling |
| US9117458B2 (en) | 2009-11-12 | 2015-08-25 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
| TWI557723B (zh) | 2010-02-18 | 2016-11-11 | 杜比實驗室特許公司 | 解碼方法及系統 |
| US8675748B2 (en) | 2010-05-25 | 2014-03-18 | CSR Technology, Inc. | Systems and methods for intra communication system information transfer |
| US8755432B2 (en) | 2010-06-30 | 2014-06-17 | Warner Bros. Entertainment Inc. | Method and apparatus for generating 3D audio positioning using dynamically optimized audio 3D space perception cues |
| WO2012012544A1 (en) | 2010-07-20 | 2012-01-26 | Owens Corning Intellectual Capital, Llc | Flame retardant polymer jacket |
| US8908874B2 (en) | 2010-09-08 | 2014-12-09 | Dts, Inc. | Spatial audio encoding and reproduction |
| TWI581250B (zh) | 2010-12-03 | 2017-05-01 | 杜比實驗室特許公司 | 利用多媒體處理節點之適應性處理技術 |
| TWI489450B (zh) | 2010-12-03 | 2015-06-21 | Fraunhofer Ges Forschung | 用以產生音訊輸出信號或資料串流之裝置及方法、和相關聯之系統、電腦可讀媒體與電腦程式 |
| US9026450B2 (en) * | 2011-03-09 | 2015-05-05 | Dts Llc | System for dynamically creating and rendering audio objects |
| CN103649706B (zh) * | 2011-03-16 | 2015-11-25 | Dts（英属维尔京群岛）有限公司 | 三维音频音轨的编码及再现 |
| US9754595B2 (en) * | 2011-06-09 | 2017-09-05 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding and decoding 3-dimensional audio signal |
| JP5798247B2 (ja) | 2011-07-01 | 2015-10-21 | 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 | 向上した３ｄオーディオ作成および表現のためのシステムおよびツール |
| KR102185941B1 (ko) | 2011-07-01 | 2020-12-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 적응형 오디오 신호 생성， 코딩 및 렌더링을 위한 시스템 및 방법 |
| CN102931969B (zh) | 2011-08-12 | 2015-03-04 | 智原科技股份有限公司 | 数据提取的方法与装置 |
| EP2560161A1 (en) | 2011-08-17 | 2013-02-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optimal mixing matrices and usage of decorrelators in spatial audio processing |
| IN2014CN03413A (https=) | 2011-11-01 | 2015-07-03 | Koninkl Philips Nv | |
| WO2013075753A1 (en) | 2011-11-25 | 2013-05-30 | Huawei Technologies Co., Ltd. | An apparatus and a method for encoding an input signal |
| EP2973551B1 (en) * | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| 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 |
| EP2830047A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for low delay object metadata coding |
-
2013
- 2013-07-22 EP EP20130177378 patent/EP2830045A1/en not_active Withdrawn
-
2014
- 2014-07-16 EP EP14739196.5A patent/EP3025329B1/en active Active
- 2014-07-16 AU AU2014295269A patent/AU2014295269B2/en active Active
- 2014-07-16 SG SG11201600476RA patent/SG11201600476RA/en unknown
- 2014-07-16 PT PT147391965T patent/PT3025329T/pt unknown
- 2014-07-16 CA CA3251768A patent/CA3251768A1/en active Pending
- 2014-07-16 ES ES14739196T patent/ES2913849T3/es active Active
- 2014-07-16 BR BR112016001143-0A patent/BR112016001143B1/pt active IP Right Grant
- 2014-07-16 MX MX2016000910A patent/MX359159B/es active IP Right Grant
- 2014-07-16 PL PL22159568.9T patent/PL4033485T3/pl unknown
- 2014-07-16 CN CN201480041459.4A patent/CN105612577B/zh active Active
- 2014-07-16 CN CN201910905167.5A patent/CN110942778B/zh active Active
- 2014-07-16 WO PCT/EP2014/065289 patent/WO2015010998A1/en not_active Ceased
- 2014-07-16 KR KR1020167004468A patent/KR101943590B1/ko active Active
- 2014-07-16 RU RU2016105518A patent/RU2641481C2/ru active
- 2014-07-16 KR KR1020187004232A patent/KR101979578B1/ko active Active
- 2014-07-16 PL PL14739196.5T patent/PL3025329T3/pl unknown
- 2014-07-16 JP JP2016528435A patent/JP6268286B2/ja active Active
- 2014-07-16 EP EP22159568.9A patent/EP4033485B1/en active Active
- 2014-07-16 ES ES22159568T patent/ES2995102T3/es active Active
- 2014-07-16 CA CA2918148A patent/CA2918148A1/en active Pending
- 2014-07-16 EP EP24203325.6A patent/EP4462820A3/en active Pending
- 2014-07-16 CA CA3251771A patent/CA3251771A1/en active Pending
- 2014-07-21 AR ARP140102706A patent/AR097003A1/es active IP Right Grant
- 2014-07-21 TW TW103125004A patent/TWI566235B/zh active
-
2016
- 2016-01-20 US US15/002,148 patent/US10249311B2/en active Active
- 2016-02-17 ZA ZA2016/01076A patent/ZA201601076B/en unknown
-
2019
- 2019-02-15 US US16/277,851 patent/US11227616B2/en active Active
-
2021
- 2021-12-13 US US17/549,413 patent/US11984131B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120183162A1 (en) * | 2010-03-23 | 2012-07-19 | Dolby Laboratories Licensing Corporation | Techniques for Localized Perceptual Audio |
| WO2013006325A1 (en) * | 2011-07-01 | 2013-01-10 | Dolby Laboratories Licensing Corporation | Upmixing object based audio |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI566235B (zh) | 針對音源聲道及音源物件之音源編碼及解碼之編碼器、解碼器及方法 | |
| US9966080B2 (en) | Audio object encoding and decoding | |
| AU2014295216B2 (en) | Apparatus and method for enhanced spatial audio object coding | |
| CN111128205B (zh) | 音频解码器、音频编码器、方法和计算机可读存储介质 | |
| CN105474310B (zh) | 用于低延迟对象元数据编码的装置及方法 | |
| TWI541796B (zh) | 音源解碼器裝置、解碼壓縮過之輸人音源訊號方法及電腦程式 | |
| HK40078686B (en) | Concept for audio decoding for audio channels and audio objects | |
| HK40117863A (en) | Concept for audio encoding and decoding for audio channels and audio objects | |
| HK40078686A (en) | Concept for audio decoding for audio channels and audio objects | |
| HK1225497A1 (en) | Concept for audio encoding and decoding for audio channels and audio objects | |
| HK1225497B (en) | Concept for audio encoding and decoding for audio channels and audio objects |