AR097003A1 - Concepto para codificación y decodificación de audio para canales de audio y objetos de audio - Google Patents

Concepto para codificación y decodificación de audio para canales de audio y objetos de audio

Info

Publication number
AR097003A1
AR097003A1 ARP140102706A ARP140102706A AR097003A1 AR 097003 A1 AR097003 A1 AR 097003A1 AR P140102706 A ARP140102706 A AR P140102706A AR P140102706 A ARP140102706 A AR P140102706A AR 097003 A1 AR097003 A1 AR 097003A1
Authority
AR
Argentina
Prior art keywords
audio
channels
objects
encoder
data
Prior art date
Application number
ARP140102706A
Other languages
English (en)
Original Assignee
Fraunhofer Ges Forschung
Friedrich-Alexander-Universitaet Erlangen-Nuernberg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fraunhofer Ges Forschung, Friedrich-Alexander-Universitaet Erlangen-Nuernberg filed Critical Fraunhofer Ges Forschung
Publication of AR097003A1 publication Critical patent/AR097003A1/es

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • 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
    • G10L19/20—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
    • G10L19/04—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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (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)

Abstract

Codificador de audio para codificar datos de entrada de audio (101) para obtener datos de salida de audio (501) comprende una interfaz de salida (100) para recibir una pluralidad de canales de audio, una pluralidad de objetos de audio y meta-datos relacionados con uno o más de la pluralidad de objetos de audio; un mezclador (200) para mezclar la pluralidad de objetos y la pluralidad de canales para obtener una pluralidad de canales mezclados previamente, cada canal mezclado previamente que comprende datos de audio de un canal y datos de audio de por lo menos un objeto; un codificador central (300) para codificar en forma central datos de entrada del codificador central; y un compresor de meta-datos (400) para comprimir los meta-datos relacionados con el uno o más de la pluralidad de objetos de audio, en donde el codificador de audio se configura para operar en por lo menos un modo del grupo de dos modos que comprende un primer modo, en el cual el codificador central se configura para codificar la pluralidad de canales de audio y la pluralidad de objetos de audio recibidos por la interfaz de entrada as datos de entrada del codificador central, y un segundo modo, en el cual el codificador central (300) se configura para recibir, as los datos de entrada del codificador central, la pluralidad de canales mezclados previamente generados por el mezclador (200).
ARP140102706A 2013-07-22 2014-07-21 Concepto para codificación y decodificación de audio para canales de audio y objetos de audio AR097003A1 (es)

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 (1)

Publication Number Publication Date
AR097003A1 true AR097003A1 (es) 2016-02-10

Family

ID=48803456

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP140102706A AR097003A1 (es) 2013-07-22 2014-07-21 Concepto para codificación y decodificación de audio para canales de audio y objetos de audio

Country Status (18)

Country Link
US (3) US10249311B2 (es)
EP (4) EP2830045A1 (es)
JP (1) JP6268286B2 (es)
KR (2) KR101943590B1 (es)
CN (2) CN110942778B (es)
AR (1) AR097003A1 (es)
AU (1) AU2014295269B2 (es)
BR (1) BR112016001143B1 (es)
CA (3) CA3251768A1 (es)
ES (2) ES2913849T3 (es)
MX (1) MX359159B (es)
PL (2) PL4033485T3 (es)
PT (1) PT3025329T (es)
RU (1) RU2641481C2 (es)
SG (1) SG11201600476RA (es)
TW (1) TWI566235B (es)
WO (1) WO2015010998A1 (es)
ZA (1) ZA201601076B (es)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
WO2015147435A1 (ko) * 2014-03-25 2015-10-01 인텔렉추얼디스커버리 주식회사 오디오 신호 처리 시스템 및 방법
EP4601259A3 (en) * 2014-09-30 2025-09-24 Sony Group Corporation Transmitting device, transmission method, receiving device, and receiving method
EP3360135B1 (en) 2015-10-08 2020-03-11 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
EP3566473B8 (en) * 2017-03-06 2022-06-15 Dolby International AB Integrated reconstruction and rendering of audio signals
US11074921B2 (en) 2017-03-28 2021-07-27 Sony Corporation Information processing device and information processing method
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
JP7261807B2 (ja) * 2018-02-01 2023-04-20 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 ハイブリッドエンコーダ／デコーダ空間解析を使用する音響シーンエンコーダ、音響シーンデコーダおよびその方法
JP7396267B2 (ja) * 2018-03-29 2023-12-12 ソニーグループ株式会社 情報処理装置、情報処理方法、及びプログラム
WO2019197349A1 (en) 2018-04-11 2019-10-17 Dolby International Ab Methods, apparatus and systems for a pre-rendered signal for audio rendering
IL319278A (en) 2018-07-02 2025-04-01 Dolby Laboratories Licensing Corp Methods and devices for generating or decoding a bit sequence comprising embedded audio signals
JP7413267B2 (ja) 2018-10-16 2024-01-15 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 低音マネジメントのための方法及び装置
GB2578625A (en) * 2018-11-01 2020-05-20 Nokia Technologies Oy Apparatus, methods and computer programs for encoding spatial metadata
US11929082B2 (en) * 2018-11-02 2024-03-12 Dolby International Ab Audio encoder and an audio decoder
EP4462821A3 (en) 2018-11-13 2024-12-25 Dolby Laboratories Licensing Corporation Representing spatial audio by means of an audio signal and associated metadata
EP3881559B1 (en) 2018-11-13 2024-02-14 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services
BR112021009306A2 (pt) * 2018-11-20 2021-08-10 Sony Group Corporation dispositivo e método de processamento de informações, e, programa.
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
PL3938914T3 (pl) 2019-03-15 2025-03-31 Intel Corporation Dynamiczna rekonfiguracja pamięci
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
EP3857919B1 (en) * 2019-12-02 2022-05-18 Dolby Laboratories Licensing Corporation Methods and apparatus for conversion from channel-based audio to object-based audio
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
JP7434610B2 (ja) 2020-05-26 2024-02-20 ドルビー・インターナショナル・アーベー 効率的なダッキング利得適用による改善されたメイン‐関連オーディオ体験
EP4465294A3 (en) 2020-10-13 2024-12-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding a plurality of audio objects or apparatus and method for decoding using two or more relevant audio objects
AU2021359777B2 (en) 2020-10-13 2024-09-12 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
JP7753511B2 (ja) * 2021-07-29 2025-10-14 ドルビー・インターナショナル・アーベー オブジェクトベースのオーディオ及びチャネルベースのオーディオを処理するための方法及び装置
CN115552518B (zh) * 2021-11-02 2024-06-25 北京小米移动软件有限公司 一种信号编解码方法、装置、用户设备、网络侧设备及存储介质
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

Family Cites Families (89)

* Cited by examiner, † Cited by third party
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
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
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
PL1866912T3 (pl) 2005-03-30 2011-03-31 Koninl Philips Electronics Nv Kodowanie wielokanałowego sygnału audio
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
CN101288116A (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
CN101410891A (zh) 2006-02-03 2009-04-15 韩国电子通信研究院 使用空间线索控制多目标或多声道音频信号的渲染的方法和装置
CN101390443B (zh) * 2006-02-21 2010-12-01 皇家飞利浦电子股份有限公司 音频编码和解码
EP2005787B1 (en) 2006-04-03 2012-01-25 Srs Labs, Inc. Audio signal processing
US8027479B2 (en) 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
EP2036204B1 (en) * 2006-06-29 2012-08-15 LG Electronics Inc. Method and apparatus for an audio signal processing
EP3739752B1 (en) 2006-07-04 2021-12-15 Dolby International AB Filter system comprising a filter converter and a filter compressor and method for operating the filter system
MX2008012315A (es) 2006-09-29 2008-10-10 Lg Electronics Inc Metodos y aparatos para codificar y descodificar señales de audio basados en objeto.
KR100917843B1 (ko) 2006-09-29 2009-09-18 한국전자통신연구원 다양한 채널로 구성된 다객체 오디오 신호의 부호화 및복호화 장치 및 방법
KR101012259B1 (ko) * 2006-10-16 2011-02-08 돌비 스웨덴 에이비 멀티채널 다운믹스된 객체 코딩의 개선된 코딩 및 파라미터 표현
EP2095365A4 (en) 2006-11-24 2009-11-18 Lg Electronics Inc METHOD FOR ENCODING AND DECODING AUDIO SIGNALS BASED ON OBJECTS AND APPARATUS THEREOF
WO2008069593A1 (en) 2006-12-07 2008-06-12 Lg Electronics Inc. A method and an apparatus for processing an audio signal
CN103137130B (zh) 2006-12-27 2016-08-17 韩国电子通信研究院 用于创建空间线索信息的代码转换设备
RU2406165C2 (ru) 2007-02-14 2010-12-10 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способы и устройства для кодирования и декодирования объектно-базированных аудиосигналов
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
EP2111617B1 (en) 2007-02-14 2013-09-04 LG Electronics Inc. Audio decoding method and corresponding apparatus
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
EP2130304A4 (en) 2007-03-16 2012-04-04 Lg Electronics Inc METHOD AND DEVICE FOR PROCESSING AN AUDIO SIGNAL
US7991622B2 (en) * 2007-03-20 2011-08-02 Microsoft Corporation Audio compression and decompression using integer-reversible modulated lapped transforms
EP3712888B1 (en) 2007-03-30 2024-05-08 Electronics and Telecommunications Research Institute Apparatus and method for coding and decoding multi object audio signal with multi channel
JP5133401B2 (ja) 2007-04-26 2013-01-30 ドルビー・インターナショナル・アクチボラゲット 出力信号の合成装置及び合成方法
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
EP2218068A4 (en) 2007-11-21 2010-11-24 Lg Electronics Inc METHOD AND APPARATUS FOR SIGNAL PROCESSING
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
CA2730198C (en) 2008-07-11 2014-09-16 Frederik Nagel Audio signal synthesizer and audio signal encoder
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
ES2592416T3 (es) 2008-07-17 2016-11-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Esquema de codificación/decodificación de audio que tiene una derivación conmutable
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
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
CN105225667B (zh) * 2009-03-17 2019-04-05 杜比国际公司 编码器系统、解码器系统、编码方法和解码方法
WO2010105695A1 (en) 2009-03-20 2010-09-23 Nokia Corporation Multi channel audio coding
CN102449689B (zh) 2009-06-03 2014-08-06 日本电信电话株式会社 编码方法、编码装置、编码程序、以及它们的记录介质
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
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
WO2010149700A1 (en) 2009-06-24 2010-12-29 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages
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
KR101805212B1 (ko) 2009-08-14 2017-12-05 디티에스 엘엘씨 객체-지향 오디오 스트리밍 시스템
PT2483887T (pt) 2009-09-29 2017-10-23 Dolby Int Ab Descodificador de sinal de áudio mpeg-saoc, método para fornecer uma representação de sinal de mistura ascendente usando descodificação mpeg-saoc e programa de comutador usando um valor comum de parâmetros de correlação inter-objetos dependente de tempo/frequência
WO2011048067A1 (en) 2009-10-20 2011-04-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Apparatus for providing an upmix signal representation on the basis of a downmix signal representation, apparatus for providing a bitstream representing a multichannel 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
CN113490133B (zh) * 2010-03-23 2023-05-02 杜比实验室特许公司 音频再现方法和声音再现系统
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
CN103080623A (zh) 2010-07-20 2013-05-01 欧文斯科宁知识产权资产有限公司 阻燃聚合物护套
US8908874B2 (en) 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
ES2525839T3 (es) 2010-12-03 2014-12-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Adquisición de sonido mediante la extracción de información geométrica de estimativos de dirección de llegada
TWI896112B (zh) 2010-12-03 2025-09-01 美商杜比實驗室特許公司 音頻解碼裝置、音頻解碼方法及音頻編碼方法
US9165558B2 (en) * 2011-03-09 2015-10-20 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
MY207992A (en) * 2011-07-01 2025-04-03 Dolby Laboratories Licensing Corp System and method for adaptive audio signal generation, coding and rendering
PL2727381T3 (pl) 2011-07-01 2022-05-02 Dolby Laboratories Licensing Corporation Sposób i urządzenie do renderowania obiektów audio
JP5740531B2 (ja) 2011-07-01 2015-06-24 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 オブジェクトベースオーディオのアップミキシング
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
JP6096789B2 (ja) 2011-11-01 2017-03-15 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． オーディオオブジェクトのエンコーディング及びデコーディング
EP2721610A1 (en) 2011-11-25 2014-04-23 Huawei Technologies Co., Ltd. An apparatus and a method for encoding an input signal
CN105229731B (zh) * 2013-05-24 2017-03-15 杜比国际公司 根据下混的音频场景的重构
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

Also Published As

Publication number Publication date
US11227616B2 (en) 2022-01-18
US20220101867A1 (en) 2022-03-31
EP4033485B1 (en) 2024-10-16
EP3025329A1 (en) 2016-06-01
US11984131B2 (en) 2024-05-14
AU2014295269A1 (en) 2016-03-10
PT3025329T (pt) 2022-06-24
US20160133267A1 (en) 2016-05-12
EP3025329B1 (en) 2022-03-23
RU2641481C2 (ru) 2018-01-17
CN110942778B (zh) 2024-07-02
ES2995102T3 (en) 2025-02-06
CN105612577B (zh) 2019-10-22
PL4033485T3 (pl) 2025-02-24
EP4462820A3 (en) 2024-12-25
AU2014295269B2 (en) 2017-06-08
BR112016001143B1 (pt) 2022-03-03
US20190180764A1 (en) 2019-06-13
KR20180019755A (ko) 2018-02-26
ZA201601076B (en) 2017-08-30
CA3251771A1 (en) 2025-10-30
CN110942778A (zh) 2020-03-31
MX2016000910A (es) 2016-05-05
PL3025329T3 (pl) 2022-07-18
RU2016105518A (ru) 2017-08-25
CN105612577A (zh) 2016-05-25
KR20160033769A (ko) 2016-03-28
EP2830045A1 (en) 2015-01-28
KR101979578B1 (ko) 2019-05-17
EP4033485A1 (en) 2022-07-27
KR101943590B1 (ko) 2019-01-29
CA3251768A1 (en) 2025-03-17
US10249311B2 (en) 2019-04-02
TWI566235B (zh) 2017-01-11
CA2918148A1 (en) 2015-01-29
TW201528252A (zh) 2015-07-16
MX359159B (es) 2018-09-18
EP4462820A2 (en) 2024-11-13
JP2016525715A (ja) 2016-08-25
ES2913849T3 (es) 2022-06-06
BR112016001143A2 (es) 2017-07-25
WO2015010998A1 (en) 2015-01-29
JP6268286B2 (ja) 2018-01-24
EP4033485C0 (en) 2024-10-16
SG11201600476RA (en) 2016-02-26

Similar Documents

Publication Publication Date Title
AR097003A1 (es) Concepto para codificación y decodificación de audio para canales de audio y objetos de audio
MX358124B (es) Cuantificacion de crominancia en codificacion de video.
EA201791616A1 (ru) Кодирование в режиме палитры для кодирования видеоданных
AR107617A1 (es) Aparato y método para llenado estéreo en codificación multicanal
MX353997B (es) Método para decodificar y codificar una matriz de mezcla descendente, método para presentar contenidos de audio, codificador y decodificador para una matriz de mezcla descendente, codificador de audio y decodificador de audio.
ECSP15021478A (es) Capas de salida diana en codificación de video
GT201700088A (es) Mezcla paramétrica de señales de audio
AR097001A1 (es) Reducción de fallas de filtro peine en mezcla descendente de canales múltiples con alineación de fase adaptativa
MX2017014136A (es) Anticuerpos anti-cd166, anticuerpos anti-cd166 activables, y metodos de uso de los mismos.
UA111879C2 (uk) Підпотоки для хвильової паралельної обробки в відеокодуванні
MX363422B (es) Codificacion de conversion de color-espacio adaptable al bloque.
AR092927A1 (es) Codificador, decodificador y metodos para la codificacion de objetos de audio espacial multirresolucion compatible inversa
MX354658B (es) Metodos y dispositivos para codificacion multicanal conjunta.
AR096987A1 (es) Mezcla ascendente espacial controlada por renderizador
MX2016012950A (es) Metodos codificador y decodificador para la codificacion y decodificacion predictiva lineal de señales de sonido en la transicion entre cuadros teniendo diferentes tasas de muestreo.
MX391551B (es) Decodificador y codificador de audio
JP2013033189A5 (es)
BR112016007515A2 (pt) codificação e decodificação de posições de picos espectrais
CL2018000308A1 (es) Composiciones en microcápsulas que comprenden pirimetanilo
BR112016001757A2 (pt) método para reduzir complexidade computacional de participantes em um cenário de comunicação em conferência
AR110436A1 (es) Método de codificación de vídeo, método de decodificación de vídeo, dispositivo de codificación de vídeo y dispositivo de decodificación de vídeo
MX2025009755A (es) Codificador, decodificador, metodo de codificacion y metodo de decodificacion
MY170179A (en) Apparatus and method for audio signal envelope encoding, processing and decoding by splitting the audio signal envelope employing distribution quantization and coding
TH171430A (th) เเนวคิดของการเข้ารหัสเเละการถอดรหัสเสียงสำหรับช่องสัญญาณเสียง เเละอ็อบเจกต์เสียง
MX2020012178A (es) Codificador, decodificador, método de codificación, método de decodificación, y programa de compresión de representaciones visuales.

Legal Events

Date Code Title Description
FG Grant, registration