PT3022735T - Codificador de áudio, descodificador de áudio, métodos e programa de computador que usa sinais residuais codificados em conjunto - Google Patents
Codificador de áudio, descodificador de áudio, métodos e programa de computador que usa sinais residuais codificados em conjuntoInfo
- Publication number
- PT3022735T PT3022735T PT147391411T PT14739141T PT3022735T PT 3022735 T PT3022735 T PT 3022735T PT 147391411 T PT147391411 T PT 147391411T PT 14739141 T PT14739141 T PT 14739141T PT 3022735 T PT3022735 T PT 3022735T
- Authority
- PT
- Portugal
- Prior art keywords
- methods
- computer program
- audio
- residual signals
- jointly encoded
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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
- G10L19/008—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
- G10L19/0017—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
- 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
-
- 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
- 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
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13177376 | 2013-07-22 | ||
| EP13189305.9A EP2830051A3 (en) | 2013-07-22 | 2013-10-18 | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT3022735T true PT3022735T (pt) | 2017-12-07 |
Family
ID=48874137
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT147391411T PT3022735T (pt) | 2013-07-22 | 2014-07-11 | Codificador de áudio, descodificador de áudio, métodos e programa de computador que usa sinais residuais codificados em conjunto |
| PT147385355T PT3022734T (pt) | 2013-07-22 | 2014-07-14 | Descodificador de áudio, codificador de áudio, método para fornecer pelo menos quatro sinais de canal de áudio na base de uma representação codificada, método para fornecer uma representação codificada na base de pelo menos quatro sinais de canal de áudio e programa de computador que usa uma extensão de largura de banda |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT147385355T PT3022734T (pt) | 2013-07-22 | 2014-07-14 | Descodificador de áudio, codificador de áudio, método para fornecer pelo menos quatro sinais de canal de áudio na base de uma representação codificada, método para fornecer uma representação codificada na base de pelo menos quatro sinais de canal de áudio e programa de computador que usa uma extensão de largura de banda |
Country Status (19)
| Country | Link |
|---|---|
| US (8) | US9953656B2 (enExample) |
| EP (4) | EP2830051A3 (enExample) |
| JP (2) | JP6346278B2 (enExample) |
| KR (2) | KR101823278B1 (enExample) |
| CN (5) | CN105593931B (enExample) |
| AR (2) | AR097011A1 (enExample) |
| AU (2) | AU2014295360B2 (enExample) |
| BR (2) | BR112016001141B1 (enExample) |
| CA (2) | CA2917770C (enExample) |
| ES (2) | ES2650544T3 (enExample) |
| MX (2) | MX357667B (enExample) |
| MY (1) | MY181944A (enExample) |
| PL (2) | PL3022735T3 (enExample) |
| PT (2) | PT3022735T (enExample) |
| RU (2) | RU2677580C2 (enExample) |
| SG (1) | SG11201600468SA (enExample) |
| TW (2) | TWI544479B (enExample) |
| WO (2) | WO2015010926A1 (enExample) |
| ZA (2) | ZA201601080B (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9674587B2 (en) * | 2012-06-26 | 2017-06-06 | Sonos, Inc. | Systems and methods for networked music playback including remote add to queue |
| EP2830053A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal |
| 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 |
| CN107430862B (zh) | 2015-02-27 | 2022-10-04 | 奥罗技术公司 | 数字数据集合的编码和解码 |
| EP3067886A1 (en) | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| CN114005454B (zh) | 2015-06-17 | 2025-03-11 | 三星电子株式会社 | 实现低复杂度格式转换的内部声道处理方法和装置 |
| CN107731238B (zh) * | 2016-08-10 | 2021-07-16 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
| US10217468B2 (en) * | 2017-01-19 | 2019-02-26 | Qualcomm Incorporated | Coding of multiple audio signals |
| US10573326B2 (en) * | 2017-04-05 | 2020-02-25 | Qualcomm Incorporated | Inter-channel bandwidth extension |
| US10431231B2 (en) * | 2017-06-29 | 2019-10-01 | Qualcomm Incorporated | High-band residual prediction with time-domain inter-channel bandwidth extension |
| PL3695613T3 (pl) | 2017-10-12 | 2024-06-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optymalizacja dostawy audio dla aplikacji rzeczywistości wirtualnej |
| EP3740950B8 (en) | 2018-01-18 | 2022-05-18 | Dolby Laboratories Licensing Corporation | Methods and devices for coding soundfield representation signals |
| WO2019197349A1 (en) | 2018-04-11 | 2019-10-17 | Dolby International Ab | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
| CN110556116B (zh) | 2018-05-31 | 2021-10-22 | 华为技术有限公司 | 计算下混信号和残差信号的方法和装置 |
| CN110556117B (zh) * | 2018-05-31 | 2022-04-22 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
| GB201808897D0 (en) * | 2018-05-31 | 2018-07-18 | Nokia Technologies Oy | Spatial audio parameters |
| CN115132214A (zh) | 2018-06-29 | 2022-09-30 | 华为技术有限公司 | 立体声信号的编码、解码方法、编码装置和解码装置 |
| KR20210076145A (ko) | 2018-11-02 | 2021-06-23 | 돌비 인터네셔널 에이비 | 오디오 인코더 및 오디오 디코더 |
| 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 |
| WO2020102156A1 (en) | 2018-11-13 | 2020-05-22 | Dolby Laboratories Licensing Corporation | Representing spatial audio by means of an audio signal and associated metadata |
| US10985951B2 (en) | 2019-03-15 | 2021-04-20 | The Research Foundation for the State University | Integrating Volterra series model and deep neural networks to equalize nonlinear power amplifiers |
| CN112020724B (zh) | 2019-04-01 | 2024-09-24 | 谷歌有限责任公司 | 学习可压缩的特征 |
| US12308034B2 (en) | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
| US12142285B2 (en) * | 2019-06-24 | 2024-11-12 | Qualcomm Incorporated | Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding |
| CN110534120B (zh) * | 2019-08-31 | 2021-10-01 | 深圳市友恺通信技术有限公司 | 一种移动网络环境下的环绕声误码修复方法 |
| EP4175269B1 (en) * | 2020-06-24 | 2025-02-26 | Nippon Telegraph And Telephone Corporation | Sound signal decoding method, sound signal decoding device, program, and recording medium |
| JPWO2022050087A1 (enExample) * | 2020-09-03 | 2022-03-10 | ||
| JP7491395B2 (ja) * | 2020-11-05 | 2024-05-28 | 日本電信電話株式会社 | 音信号精製方法、音信号復号方法、これらの装置、プログラム及び記録媒体 |
Family Cites Families (88)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3528260B2 (ja) * | 1993-10-26 | 2004-05-17 | ソニー株式会社 | 符号化装置及び方法、並びに復号化装置及び方法 |
| US5488665A (en) | 1993-11-23 | 1996-01-30 | At&T Corp. | Multi-channel perceptual audio compression system with encoding mode switching among matrixed channels |
| US5970152A (en) | 1996-04-30 | 1999-10-19 | Srs Labs, Inc. | Audio enhancement system for use in a surround sound environment |
| TW303411B (en) | 1996-09-18 | 1997-04-21 | Jiang-Su Wu | Mesh plate combination for room spacing |
| SE522553C2 (sv) | 2001-04-23 | 2004-02-17 | Ericsson Telefon Ab L M | Bandbreddsutsträckning av akustiska signaler |
| ATE341923T1 (de) * | 2002-08-07 | 2006-10-15 | Dolby Lab Licensing Corp | Audiokanalumsetzung |
| 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 |
| US7519538B2 (en) * | 2003-10-30 | 2009-04-14 | Koninklijke Philips Electronics N.V. | Audio signal encoding or decoding |
| US7394903B2 (en) | 2004-01-20 | 2008-07-01 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal |
| ES2295837T3 (es) * | 2004-03-12 | 2008-04-16 | Nokia Corporation | Sistesis de una señal de audio monofonica sobre la base de una señal de audio multicanal codificada. |
| SE0400997D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Efficient coding of multi-channel audio |
| KR20070029751A (ko) * | 2004-06-22 | 2007-03-14 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 오디오 인코딩 및 디코딩 |
| KR20070051864A (ko) * | 2004-08-26 | 2007-05-18 | 마츠시타 덴끼 산교 가부시키가이샤 | 멀티 채널 신호 부호화 장치 및 멀티 채널 신호 복호 장치 |
| SE0402652D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi- channel reconstruction |
| 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 |
| MX2007011995A (es) * | 2005-03-30 | 2007-12-07 | Koninkl Philips Electronics Nv | Codificacion y decodificacion de audio. |
| KR100818268B1 (ko) | 2005-04-14 | 2008-04-02 | 삼성전자주식회사 | 오디오 데이터 부호화 및 복호화 장치와 방법 |
| US7751572B2 (en) * | 2005-04-15 | 2010-07-06 | Dolby International Ab | Adaptive residual audio coding |
| KR101259203B1 (ko) * | 2005-04-28 | 2013-04-29 | 파나소닉 주식회사 | 음성 부호화 장치와 음성 부호화 방법, 무선 통신 이동국 장치 및 무선 통신 기지국 장치 |
| TWI485698B (zh) * | 2005-09-14 | 2015-05-21 | Lg Electronics Inc | 音頻訊號之解碼方法及其裝置 |
| KR100888474B1 (ko) * | 2005-11-21 | 2009-03-12 | 삼성전자주식회사 | 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법 |
| KR20070077134A (ko) | 2006-01-19 | 2007-07-25 | 엘지전자 주식회사 | 미디어 신호의 처리 방법 및 장치 |
| US7953604B2 (en) * | 2006-01-20 | 2011-05-31 | Microsoft Corporation | Shape and scale parameters for extended-band frequency coding |
| JP2007207328A (ja) | 2006-01-31 | 2007-08-16 | Toshiba Corp | 情報記憶媒体、プログラム、情報再生方法、情報再生装置、データ転送方法、及びデータ処理方法 |
| EP2000001B1 (en) * | 2006-03-28 | 2011-12-21 | Telefonaktiebolaget LM Ericsson (publ) | Method and arrangement for a decoder for multi-channel surround sound |
| US20080004883A1 (en) * | 2006-06-30 | 2008-01-03 | Nokia Corporation | Scalable audio coding |
| DE102006047197B3 (de) | 2006-07-31 | 2008-01-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Verarbeiten eines reellen Subband-Signals zur Reduktion von Aliasing-Effekten |
| KR101435893B1 (ko) * | 2006-09-22 | 2014-09-02 | 삼성전자주식회사 | 대역폭 확장 기법 및 스테레오 부호화 기법을 이용한오디오 신호의 부호화/복호화 방법 및 장치 |
| ES2350018T3 (es) * | 2006-10-13 | 2011-01-14 | Galaxy Studios Nv | Método y codificador para combinar conjuntos de datos digitales, método para descodificar y descodificador para tales conjuntos de datos digitales combinados y soporte de grabación para almacenar tales conjuntos de datos digitales combinados. |
| CN101689368B (zh) * | 2007-03-30 | 2012-08-22 | 韩国电子通信研究院 | 对具有多声道的多对象音频信号进行编码和解码的设备和方法 |
| CN101071570B (zh) * | 2007-06-21 | 2011-02-16 | 北京中星微电子有限公司 | 耦合声道的编、解码处理方法、音频编码装置及解码装置 |
| CN101802907B (zh) * | 2007-09-19 | 2013-11-13 | 爱立信电话股份有限公司 | 多信道音频的联合增强 |
| 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 |
| EP2511903A3 (en) * | 2007-10-22 | 2012-11-28 | Electronics and Telecommunications Research Institute | Multi-object audio decoding method and apparatus thereof |
| CN101868821B (zh) * | 2007-11-21 | 2015-09-23 | Lg电子株式会社 | 用于处理信号的方法和装置 |
| EP2229677B1 (en) * | 2007-12-18 | 2015-09-16 | LG Electronics Inc. | A method and an apparatus for processing an audio signal |
| US20090164223A1 (en) * | 2007-12-19 | 2009-06-25 | Dts, Inc. | Lossless multi-channel audio codec |
| EP2232485A4 (en) | 2008-01-01 | 2012-09-26 | Lg Electronics Inc | METHOD AND APPARATUS FOR SIGNAL PROCESSING |
| WO2009110751A2 (ko) * | 2008-03-04 | 2009-09-11 | Lg Electronics Inc. | 오디오 신호 처리 방법 및 장치 |
| MX2010012580A (es) | 2008-05-23 | 2010-12-20 | Koninkl Philips Electronics Nv | Aparato de mezcla ascendente estereo parametrico, decodificador estereo parametrico, aparato de mezcla descendente estereo parametrico, codificador estereo parametrico. |
| EP2144229A1 (en) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Efficient use of phase information in audio encoding and decoding |
| 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 |
| CA2820208C (en) | 2008-07-31 | 2015-10-27 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Signal generation for binaural signals |
| CN102160113B (zh) * | 2008-08-11 | 2013-05-08 | 诺基亚公司 | 多声道音频编码器和解码器 |
| CN102177542B (zh) * | 2008-10-10 | 2013-01-09 | 艾利森电话股份有限公司 | 能量保留多通道音频编码 |
| WO2010064877A2 (en) * | 2008-12-05 | 2010-06-10 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
| US8332229B2 (en) * | 2008-12-30 | 2012-12-11 | Stmicroelectronics Asia Pacific Pte. Ltd. | Low complexity MPEG encoding for surround sound recordings |
| EP2214162A1 (en) | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Upmixer, method and computer program for upmixing a downmix audio signal |
| EP2214161A1 (en) | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
| BR122019023877B1 (pt) * | 2009-03-17 | 2021-08-17 | 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 |
| ES2511390T3 (es) | 2009-04-08 | 2014-10-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato, procedimiento y programa de computación para mezclar en forma ascendente una señal de audio con mezcla descendente utilizando una suavización de valor de fase |
| CN101582262B (zh) * | 2009-06-16 | 2011-12-28 | 武汉大学 | 一种空间音频参数帧间预测编解码方法 |
| PL2446435T3 (pl) | 2009-06-24 | 2013-11-29 | Fraunhofer Ges Forschung | Dekoder sygnału audio, sposób dekodowania sygnału audio i program komputerowy wykorzystujący kaskadowe etapy przetwarzania obiektów audio |
| CN101989425B (zh) * | 2009-07-30 | 2012-05-23 | 华为终端有限公司 | 多描述音频编解码的方法、装置及系统 |
| KR101569702B1 (ko) * | 2009-08-17 | 2015-11-17 | 삼성전자주식회사 | 레지듀얼 신호 인코딩 및 디코딩 방법 및 장치 |
| KR101613975B1 (ko) * | 2009-08-18 | 2016-05-02 | 삼성전자주식회사 | 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| JP2011066868A (ja) * | 2009-08-18 | 2011-03-31 | Victor Co Of Japan Ltd | オーディオ信号符号化方法、符号化装置、復号化方法及び復号化装置 |
| MY165328A (en) | 2009-09-29 | 2018-03-21 | Fraunhofer Ges Forschung | 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 |
| CN101695150B (zh) * | 2009-10-12 | 2011-11-30 | 清华大学 | 多声道音频编码方法、编码器、解码方法和解码器 |
| KR101710113B1 (ko) * | 2009-10-23 | 2017-02-27 | 삼성전자주식회사 | 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법 |
| MY166998A (en) * | 2009-12-16 | 2018-07-27 | Dolby Int Ab | Sbr bitstream parameter downmix |
| EP2375409A1 (en) * | 2010-04-09 | 2011-10-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction |
| CA3125378C (en) * | 2010-04-09 | 2023-02-07 | Dolby International Ab | Audio upmixer operable in prediction or non-prediction mode |
| EP3779977B1 (en) | 2010-04-13 | 2023-06-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder for processing stereo audio using a variable prediction direction |
| PT2609591T (pt) | 2010-08-25 | 2016-07-12 | Fraunhofer Ges Forschung | Aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida |
| KR101697550B1 (ko) | 2010-09-16 | 2017-02-02 | 삼성전자주식회사 | 멀티채널 오디오 대역폭 확장 장치 및 방법 |
| GB2485979A (en) * | 2010-11-26 | 2012-06-06 | Univ Surrey | Spatial audio coding |
| PL2647222T3 (pl) | 2010-12-03 | 2015-04-30 | Fraunhofer Ges Forschung | Pozyskiwanie dźwięku za pomocą ekstrakcji informacji geometrycznej z estymacji kierunku nadejścia sygnału |
| EP2477188A1 (en) | 2011-01-18 | 2012-07-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding and decoding of slot positions of events in an audio signal frame |
| CN102610231B (zh) * | 2011-01-24 | 2013-10-09 | 华为技术有限公司 | 一种带宽扩展方法及装置 |
| BR112013020239B1 (pt) | 2011-02-14 | 2021-12-21 | Fraunhofer-Gellschaft Zur Förderung Der Angewandten Forschung E.V. | Geração de ruído em codecs de áudio |
| MY159444A (en) | 2011-02-14 | 2017-01-13 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V | Encoding and decoding of pulse positions of tracks of an audio signal |
| US9117440B2 (en) * | 2011-05-19 | 2015-08-25 | Dolby International Ab | Method, apparatus, and medium for detecting frequency extension coding in the coding history of an audio signal |
| US9070361B2 (en) * | 2011-06-10 | 2015-06-30 | Google Technology Holdings LLC | Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component |
| KR102050455B1 (ko) * | 2012-08-10 | 2019-12-02 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 파라미터 오디오 오브젝트 코딩을 위한 잔류 개념을 이용하는 인코더, 디코더, 시스템 및 방법 |
| MY189267A (en) | 2013-01-29 | 2022-01-31 | Fraunhofer Ges Forschung | Apparatus and method for selecting one of a first encoding algorithm and a second encoding algorithm |
| US9679571B2 (en) * | 2013-04-10 | 2017-06-13 | Electronics And Telecommunications Research Institute | Encoder and encoding method for multi-channel signal, and decoder and decoding method for multi-channel signal |
| WO2014168439A1 (ko) * | 2013-04-10 | 2014-10-16 | 한국전자통신연구원 | 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법 |
| EP2830332A3 (en) | 2013-07-22 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration |
| 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 |
| 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 |
| EP2830053A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal |
| EP2830059A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Noise filling energy adjustment |
| 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 |
| EP2838086A1 (en) | 2013-07-22 | 2015-02-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment |
| 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 |
| EP2928216A1 (en) | 2014-03-26 | 2015-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for screen related audio object remapping |
-
2013
- 2013-10-18 EP EP13189305.9A patent/EP2830051A3/en not_active Withdrawn
- 2013-10-18 EP EP13189306.7A patent/EP2830052A1/en not_active Withdrawn
-
2014
- 2014-07-11 AU AU2014295360A patent/AU2014295360B2/en active Active
- 2014-07-11 MX MX2016000939A patent/MX357667B/es active IP Right Grant
- 2014-07-11 CA CA2917770A patent/CA2917770C/en active Active
- 2014-07-11 JP JP2016528404A patent/JP6346278B2/ja active Active
- 2014-07-11 BR BR112016001141-4A patent/BR112016001141B1/pt active IP Right Grant
- 2014-07-11 WO PCT/EP2014/064915 patent/WO2015010926A1/en not_active Ceased
- 2014-07-11 RU RU2016105702A patent/RU2677580C2/ru active
- 2014-07-11 CN CN201480041694.1A patent/CN105593931B/zh active Active
- 2014-07-11 PL PL14739141T patent/PL3022735T3/pl unknown
- 2014-07-11 KR KR1020167004625A patent/KR101823278B1/ko active Active
- 2014-07-11 CN CN201911231963.1A patent/CN111128206B/zh active Active
- 2014-07-11 PT PT147391411T patent/PT3022735T/pt unknown
- 2014-07-11 CN CN201911231996.6A patent/CN111105805B/zh active Active
- 2014-07-11 ES ES14739141.1T patent/ES2650544T3/es active Active
- 2014-07-11 EP EP14739141.1A patent/EP3022735B1/en active Active
- 2014-07-11 SG SG11201600468SA patent/SG11201600468SA/en unknown
- 2014-07-14 RU RU2016105703A patent/RU2666230C2/ru active
- 2014-07-14 JP JP2016528408A patent/JP6117997B2/ja active Active
- 2014-07-14 CA CA2918237A patent/CA2918237C/en active Active
- 2014-07-14 KR KR1020167004626A patent/KR101823279B1/ko active Active
- 2014-07-14 CN CN201911131913.6A patent/CN111128205A/zh active Pending
- 2014-07-14 MY MYPI2016000096A patent/MY181944A/en unknown
- 2014-07-14 PL PL14738535T patent/PL3022734T3/pl unknown
- 2014-07-14 BR BR112016001137-6A patent/BR112016001137B1/pt active IP Right Grant
- 2014-07-14 WO PCT/EP2014/065021 patent/WO2015010934A1/en not_active Ceased
- 2014-07-14 AU AU2014295282A patent/AU2014295282B2/en active Active
- 2014-07-14 MX MX2016000858A patent/MX357826B/es active IP Right Grant
- 2014-07-14 PT PT147385355T patent/PT3022734T/pt unknown
- 2014-07-14 EP EP14738535.5A patent/EP3022734B1/en active Active
- 2014-07-14 ES ES14738535.5T patent/ES2649194T3/es active Active
- 2014-07-14 CN CN201480041693.7A patent/CN105580073B/zh active Active
- 2014-07-21 TW TW103124925A patent/TWI544479B/zh active
- 2014-07-21 TW TW103124923A patent/TWI550598B/zh active
- 2014-07-22 AR ARP140102715A patent/AR097011A1/es active IP Right Grant
- 2014-07-22 AR ARP140102716A patent/AR097012A1/es active IP Right Grant
-
2016
- 2016-01-22 US US15/004,661 patent/US9953656B2/en active Active
- 2016-01-22 US US15/004,617 patent/US10147431B2/en active Active
- 2016-02-17 ZA ZA2016/01080A patent/ZA201601080B/en unknown
- 2016-02-17 ZA ZA2016/01078A patent/ZA201601078B/en unknown
- 2016-05-27 US US15/167,072 patent/US9940938B2/en active Active
-
2018
- 2018-04-09 US US15/948,342 patent/US10741188B2/en active Active
- 2018-12-04 US US16/209,008 patent/US10770080B2/en active Active
-
2020
- 2020-08-11 US US16/990,566 patent/US11657826B2/en active Active
- 2020-09-03 US US17/011,584 patent/US11488610B2/en active Active
-
2023
- 2023-05-22 US US18/200,190 patent/US12380899B2/en active Active
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ZA201601078B (en) | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals | |
| IL278164A (en) | Audio encoder and decoder | |
| ZA201601010B (en) | Apparatus, method and computer program for decoding an encoded audio signal | |
| SG11201600466PA (en) | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals | |
| SG11201610837XA (en) | Decoder and method for decoding an audio signal, encoder and method for encoding an audio signal | |
| EP3048609A4 (en) | Encoding device and method, decoding device and method, and program | |
| SG10201708209WA (en) | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal | |
| EP3007168A4 (en) | Encoding device and method, decoding device and method, and program | |
| GB2507603B (en) | Data encoder, data decoder and method | |
| IL242410B (en) | Audio encoder and decoder | |
| PL3407351T3 (pl) | Sposoby kodowania i dekodowania sygnału audio, dekoder audio i koder audio | |
| SG11201503286UA (en) | Audio signal encoding and decoding method, and audio signal encoding and decoding apparatus | |
| IL240117A0 (en) | Audio encoder and decoder | |
| EP3125243A4 (en) | Audio decoding device, audio encoding device, audio decoding method, audio encoding method, audio decoding program, and audio encoding program | |
| GB2511355B (en) | Encoder, decoder and method | |
| PT3579228T (pt) | Dispositivo de codificação de áudio | |
| EP3007166A4 (en) | Encoding device and method, decoding device and method, and program | |
| EP3057096A4 (en) | Encoding device and method, decoding device and method, and program |