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MX2019009765A - Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. - Google Patents

Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.

Info

Publication number
MX2019009765A
MX2019009765A MX2019009765A MX2019009765A MX2019009765A MX 2019009765 A MX2019009765 A MX 2019009765A MX 2019009765 A MX2019009765 A MX 2019009765A MX 2019009765 A MX2019009765 A MX 2019009765A MX 2019009765 A MX2019009765 A MX 2019009765A
Authority
MX
Mexico
Prior art keywords
metadata
decoder
sub
audio encoder
audio
Prior art date
Application number
MX2019009765A
Other languages
English (en)
Other versions
MX387271B (es
Inventor
Ward Michael
Riedmiller Jeffrey
Original Assignee
Dolby Laboratories Licensing Corp
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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of MX2019009765A publication Critical patent/MX2019009765A/es
Publication of MX387271B publication Critical patent/MX387271B/es

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/018Audio watermarking, i.e. embedding inaudible data in the audio signal
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/22Mode decision, i.e. based on audio signal content versus external parameters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/26Pre-filtering or post-filtering
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Information Transfer Systems (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Stereo-Broadcasting Methods (AREA)

Abstract

Aparatos y métodos para generar Corrientes de bits de audio codificadas, incluyendo metadatos de la estructura de la corriente (SSM) y/o metadatos de programa de información (PIM) y datos de audio en la corriente de bits. Otros aspectos son aparatos y métodos para decodificar dicha corriente de bits y una unidad de procesamiento de audio (por ejemplo, un codificador, decodificador o postprocesador) configurada (por, ejemplo, programada) par a realizar cualquier modalidad del método o el que incluya la memoria buffer que almacena al menos una trama de una corriente de bits de audio generada de acuerdo con cualquier modalidad del método.
MX2019009765A 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente MX387271B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361836865P 2013-06-19 2013-06-19
PCT/US2014/042168 WO2014204783A1 (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metadata

Publications (2)

Publication Number Publication Date
MX2019009765A true MX2019009765A (es) 2019-10-14
MX387271B MX387271B (es) 2025-03-18

Family

ID=49112574

Family Applications (5)

Application Number Title Priority Date Filing Date
MX2015010477A MX342981B (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.
MX2016013745A MX367355B (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de información o metadatos de la estructura de la subcorriente.
MX2019009765A MX387271B (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente
MX2021012890A MX2021012890A (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.
MX2022015201A MX2022015201A (es) 2013-06-19 2016-10-19 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
MX2015010477A MX342981B (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.
MX2016013745A MX367355B (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de información o metadatos de la estructura de la subcorriente.

Family Applications After (2)

Application Number Title Priority Date Filing Date
MX2021012890A MX2021012890A (es) 2013-06-19 2014-06-12 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.
MX2022015201A MX2022015201A (es) 2013-06-19 2016-10-19 Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.

Country Status (23)

Country Link
US (8) US10037763B2 (es)
EP (3) EP3373295B1 (es)
JP (8) JP3186472U (es)
KR (7) KR200478147Y1 (es)
CN (10) CN110491395B (es)
AU (1) AU2014281794B9 (es)
BR (6) BR122017011368B1 (es)
CA (1) CA2898891C (es)
CL (1) CL2015002234A1 (es)
DE (1) DE202013006242U1 (es)
ES (2) ES2777474T3 (es)
FR (1) FR3007564B3 (es)
IL (1) IL239687A (es)
IN (1) IN2015MN01765A (es)
MX (5) MX342981B (es)
MY (2) MY192322A (es)
PL (1) PL2954515T3 (es)
RU (4) RU2624099C1 (es)
SG (3) SG11201505426XA (es)
TR (1) TR201808580T4 (es)
TW (13) TWM487509U (es)
UA (1) UA111927C2 (es)
WO (1) WO2014204783A1 (es)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM487509U (zh) * 2013-06-19 2014-10-01 杜比實驗室特許公司 音訊處理設備及電子裝置
CN110648677B (zh) 2013-09-12 2024-03-08 杜比实验室特许公司 用于下混合音频内容的响度调整
CN109785851B (zh) 2013-09-12 2023-12-01 杜比实验室特许公司 用于各种回放环境的动态范围控制
US9621963B2 (en) 2014-01-28 2017-04-11 Dolby Laboratories Licensing Corporation Enabling delivery and synchronization of auxiliary content associated with multimedia data using essence-and-version identifier
EP3123469B1 (en) * 2014-03-25 2018-04-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder device and an audio decoder device having efficient gain coding in dynamic range control
EP3171605B1 (en) * 2014-07-18 2020-10-14 Sony Corporation Transmission device, transmission method, reception device, and reception method
KR20240032178A (ko) * 2014-09-12 2024-03-08 소니그룹주식회사 송신 장치, 송신 방법, 수신 장치 및 수신 방법
RU2701126C2 (ru) * 2014-09-12 2019-09-24 Сони Корпорейшн Устройство передачи, способ передачи, устройство приема и способ приема
ES2912586T3 (es) 2014-10-01 2022-05-26 Dolby Int Ab Descodificación de una señal de audio codificada usando perfiles DRC
US10089991B2 (en) * 2014-10-03 2018-10-02 Dolby International Ab Smart access to personalized audio
JP6812517B2 (ja) * 2014-10-03 2021-01-13 ドルビー・インターナショナル・アーベー パーソナル化されたオーディオへのスマート・アクセス
EP4372746B1 (en) * 2014-10-10 2025-06-25 Dolby Laboratories Licensing Corporation Transmission-agnostic presentation-based program loudness
JP6359680B2 (ja) 2014-10-20 2018-07-18 エルジー エレクトロニクス インコーポレイティド 放送信号送信装置、放送信号受信装置、放送信号送信方法、及び放送信号受信方法
TWI631835B (zh) 2014-11-12 2018-08-01 弗勞恩霍夫爾協會 用以解碼媒體信號之解碼器、及用以編碼包含用於主要媒體資料之元資料或控制資料的次要媒體資料之編碼器
CN107211200B (zh) 2015-02-13 2020-04-17 三星电子株式会社 用于发送/接收媒体数据的方法和设备
CN107430860B (zh) * 2015-02-14 2021-04-30 三星电子株式会社 用于对包括系统数据的音频比特流进行解码的方法和设备
TWI856342B (zh) 2015-03-13 2024-09-21 瑞典商杜比國際公司 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體
EP3288025A4 (en) 2015-04-24 2018-11-07 Sony Corporation Transmission device, transmission method, reception device, and reception method
RU2685999C1 (ru) * 2015-06-17 2019-04-23 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Управление громкостью для пользовательской интерактивности в системах аудиокодирования
TWI607655B (zh) * 2015-06-19 2017-12-01 Sony Corp Coding apparatus and method, decoding apparatus and method, and program
US9934790B2 (en) 2015-07-31 2018-04-03 Apple Inc. Encoded audio metadata-based equalization
US10140822B2 (en) 2015-08-05 2018-11-27 Dolby Laboratories Licensing Corporation Low bit rate parametric encoding and transport of haptic-tactile signals
US10341770B2 (en) 2015-09-30 2019-07-02 Apple Inc. Encoded audio metadata-based loudness equalization and dynamic equalization during DRC
US9691378B1 (en) * 2015-11-05 2017-06-27 Amazon Technologies, Inc. Methods and devices for selectively ignoring captured audio data
CN105468711A (zh) * 2015-11-19 2016-04-06 中央电视台 一种音频处理方法及装置
US10573324B2 (en) 2016-02-24 2020-02-25 Dolby International Ab Method and system for bit reservoir control in case of varying metadata
CN105828272A (zh) * 2016-04-28 2016-08-03 乐视控股(北京)有限公司 音频信号处理方法和装置
US10015612B2 (en) * 2016-05-25 2018-07-03 Dolby Laboratories Licensing Corporation Measurement, verification and correction of time alignment of multiple audio channels and associated metadata
US10079015B1 (en) 2016-12-06 2018-09-18 Amazon Technologies, Inc. Multi-layer keyword detection
SG10202100336WA (en) 2017-01-10 2021-02-25 Fraunhofer Ges Forschung Audio decoder, audio encoder, method for providing a decoded audio signal, method for providing an encoded audio signal, audio stream, audio stream provider and computer program using a stream identifier
US10878879B2 (en) * 2017-06-21 2020-12-29 Mediatek Inc. Refresh control method for memory system to perform refresh action on all memory banks of the memory system within refresh window
CN115691517A (zh) 2018-02-22 2023-02-03 杜比国际公司 用于处理嵌入在mpeg-h 3d音频流中的辅媒体流的方法及设备
CN108616313A (zh) * 2018-04-09 2018-10-02 电子科技大学 一种基于超声波的旁路信息安全隐蔽传送方法
US10937434B2 (en) * 2018-05-17 2021-03-02 Mediatek Inc. Audio output monitoring for failure detection of warning sound playback
WO2020005365A1 (en) * 2018-06-26 2020-01-02 Futurewei Technologies, Inc. High-level syntax designs for point cloud coding
EP3821430A1 (en) * 2018-07-12 2021-05-19 Dolby International AB Dynamic eq
CN109284080B (zh) * 2018-09-04 2021-01-05 Oppo广东移动通信有限公司 音效调整方法、装置、电子设备以及存储介质
EP3871216B1 (en) 2018-10-26 2025-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Directional loudness map based audio processing
BR112021009667A2 (pt) * 2018-12-13 2021-08-17 Dolby Laboratories Licensing Corporation inteligência de mídia de dupla extremidade
WO2020164753A1 (en) 2019-02-13 2020-08-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder and decoding method selecting an error concealment mode, and encoder and encoding method
GB2582910A (en) 2019-04-02 2020-10-14 Nokia Technologies Oy Audio codec extension
US12205607B2 (en) 2019-08-15 2025-01-21 Dolby Laboratories Licensing Corporation Methods and devices for generation and processing of modified bitstreams
EP4014506B1 (en) * 2019-08-15 2023-01-11 Dolby International AB Methods and devices for generation and processing of modified audio bitstreams
CN114303392B (zh) * 2019-08-30 2024-12-31 杜比实验室特许公司 多声道音频信号的声道标识
US11153616B2 (en) * 2019-09-13 2021-10-19 Roku, Inc. Method and system for re-uniting metadata with media-stream content at a media client, to facilitate action by the media client
US11533560B2 (en) * 2019-11-15 2022-12-20 Boomcloud 360 Inc. Dynamic rendering device metadata-informed audio enhancement system
US11380344B2 (en) 2019-12-23 2022-07-05 Motorola Solutions, Inc. Device and method for controlling a speaker according to priority data
CN112634907B (zh) * 2020-12-24 2024-05-17 百果园技术(新加坡)有限公司 用于语音识别的音频数据处理方法及装置
WO2022158943A1 (ko) 2021-01-25 2022-07-28 삼성전자 주식회사 다채널 오디오 신호 처리 장치 및 방법
CN113990355A (zh) * 2021-09-18 2022-01-28 赛因芯微(北京)电子科技有限公司 音频节目元数据和产生方法、电子设备及存储介质
CN114051194A (zh) * 2021-10-15 2022-02-15 赛因芯微(北京)电子科技有限公司 一种音频轨道元数据和生成方法、电子设备及存储介质
US20230117444A1 (en) * 2021-10-19 2023-04-20 Microsoft Technology Licensing, Llc Ultra-low latency streaming of real-time media
CN114363791A (zh) * 2021-11-26 2022-04-15 赛因芯微(北京)电子科技有限公司 串行音频元数据生成方法、装置、设备及存储介质
JP2025514754A (ja) * 2022-04-18 2025-05-09 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 コーディングされたメディアのためのマルチソース方法及びシステム
US20240329915A1 (en) * 2023-03-29 2024-10-03 Google Llc Specifying loudness in an immersive audio package

Family Cites Families (134)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5297236A (en) * 1989-01-27 1994-03-22 Dolby Laboratories Licensing Corporation Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder
JPH0746140Y2 (ja) 1991-05-15 1995-10-25 岐阜プラスチック工業株式会社 かん水栽培方法において使用する水位調整タンク
JPH0746140A (ja) * 1993-07-30 1995-02-14 Toshiba Corp 符号化装置及び復号化装置
US6611607B1 (en) * 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US5784532A (en) * 1994-02-16 1998-07-21 Qualcomm Incorporated Application specific integrated circuit (ASIC) for performing rapid speech compression in a mobile telephone system
JP3186472B2 (ja) 1994-10-04 2001-07-11 キヤノン株式会社 ファクシミリ装置およびその記録紙選択方法
US7224819B2 (en) * 1995-05-08 2007-05-29 Digimarc Corporation Integrating digital watermarks in multimedia content
JPH11234068A (ja) 1998-02-16 1999-08-27 Mitsubishi Electric Corp ディジタル音声放送受信機
JPH11330980A (ja) * 1998-05-13 1999-11-30 Matsushita Electric Ind Co Ltd 復号装置及びその復号方法、並びにその復号の手順を記録した記録媒体
US6530021B1 (en) * 1998-07-20 2003-03-04 Koninklijke Philips Electronics N.V. Method and system for preventing unauthorized playback of broadcasted digital data streams
CA2356869C (en) * 1998-12-28 2004-11-02 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and devices for coding or decoding an audio signal or bit stream
US6909743B1 (en) 1999-04-14 2005-06-21 Sarnoff Corporation Method for generating and processing transition streams
US8341662B1 (en) * 1999-09-30 2012-12-25 International Business Machine Corporation User-controlled selective overlay in a streaming media
ATE502354T1 (de) * 2000-01-13 2011-04-15 Digimarc Corp Authentifizierende metadaten und einbettung von metadaten in wasserzeichen von mediensignalen
US7450734B2 (en) * 2000-01-13 2008-11-11 Digimarc Corporation Digital asset management, targeted searching and desktop searching using digital watermarks
US7266501B2 (en) * 2000-03-02 2007-09-04 Akiba Electronics Institute Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
US8091025B2 (en) * 2000-03-24 2012-01-03 Digimarc Corporation Systems and methods for processing content objects
US7392287B2 (en) * 2001-03-27 2008-06-24 Hemisphere Ii Investment Lp Method and apparatus for sharing information using a handheld device
GB2373975B (en) 2001-03-30 2005-04-13 Sony Uk Ltd Digital audio signal processing
US6807528B1 (en) * 2001-05-08 2004-10-19 Dolby Laboratories Licensing Corporation Adding data to a compressed data frame
AUPR960601A0 (en) * 2001-12-18 2002-01-24 Canon Kabushiki Kaisha Image protection
US7535913B2 (en) * 2002-03-06 2009-05-19 Nvidia Corporation Gigabit ethernet adapter supporting the iSCSI and IPSEC protocols
JP3666463B2 (ja) * 2002-03-13 2005-06-29 日本電気株式会社 光導波路デバイスおよび光導波路デバイスの製造方法
AU2003207887A1 (en) * 2002-03-27 2003-10-08 Koninklijke Philips Electronics N.V. Watermaking a digital object with a digital signature
JP4355156B2 (ja) 2002-04-16 2009-10-28 パナソニック株式会社 画像復号化方法及び画像復号化装置
US7072477B1 (en) 2002-07-09 2006-07-04 Apple Computer, Inc. Method and apparatus for automatically normalizing a perceived volume level in a digitally encoded file
US7454331B2 (en) * 2002-08-30 2008-11-18 Dolby Laboratories Licensing Corporation Controlling loudness of speech in signals that contain speech and other types of audio material
US7398207B2 (en) * 2003-08-25 2008-07-08 Time Warner Interactive Video Group, Inc. Methods and systems for determining audio loudness levels in programming
WO2005099385A2 (en) 2004-04-07 2005-10-27 Nielsen Media Research, Inc. Data insertion apparatus and methods for use with compressed audio/video data
GB0407978D0 (en) * 2004-04-08 2004-05-12 Holset Engineering Co Variable geometry turbine
US8131134B2 (en) * 2004-04-14 2012-03-06 Microsoft Corporation Digital media universal elementary stream
US7617109B2 (en) * 2004-07-01 2009-11-10 Dolby Laboratories Licensing Corporation Method for correcting metadata affecting the playback loudness and dynamic range of audio information
US7624021B2 (en) * 2004-07-02 2009-11-24 Apple Inc. Universal container for audio data
US8199933B2 (en) * 2004-10-26 2012-06-12 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
AU2005299410B2 (en) * 2004-10-26 2011-04-07 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
US9639554B2 (en) * 2004-12-17 2017-05-02 Microsoft Technology Licensing, Llc Extensible file system
US7729673B2 (en) 2004-12-30 2010-06-01 Sony Ericsson Mobile Communications Ab Method and apparatus for multichannel signal limiting
JP4676493B2 (ja) * 2005-04-07 2011-04-27 パナソニック株式会社 記録媒体、再生装置、記録方法
CN101156206B (zh) * 2005-04-07 2010-12-29 松下电器产业株式会社 记录媒体、再现装置、记录方法、再现方法
TW200638335A (en) 2005-04-13 2006-11-01 Dolby Lab Licensing Corp Audio metadata verification
US7177804B2 (en) * 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
US7693709B2 (en) 2005-07-15 2010-04-06 Microsoft Corporation Reordering coefficients for waveform coding or decoding
KR20070025905A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 샘플링 주파수비트스트림 구성방법
CN101292428B (zh) * 2005-09-14 2013-02-06 Lg电子株式会社 用于编码/解码的方法和装置
JP2009518945A (ja) * 2005-12-05 2009-05-07 トムソン ライセンシング ウォーターマークエンコードコンテンツ
US8929870B2 (en) * 2006-02-27 2015-01-06 Qualcomm Incorporated Methods, apparatus, and system for venue-cast
US8244051B2 (en) * 2006-03-15 2012-08-14 Microsoft Corporation Efficient encoding of alternative graphic sets
US20080025530A1 (en) 2006-07-26 2008-01-31 Sony Ericsson Mobile Communications Ab Method and apparatus for normalizing sound playback loudness
US8948206B2 (en) * 2006-08-31 2015-02-03 Telefonaktiebolaget Lm Ericsson (Publ) Inclusion of quality of service indication in header compression channel
MY144273A (en) * 2006-10-16 2011-08-29 Fraunhofer Ges Forschung Apparatus and method for multi-chennel parameter transformation
KR101069268B1 (ko) 2007-02-14 2011-10-04 엘지전자 주식회사 오브젝트 기반의 오디오 신호의 부호화/복호화 장치 및 방법
EP2118885B1 (en) * 2007-02-26 2012-07-11 Dolby Laboratories Licensing Corporation Speech enhancement in entertainment audio
EP2143101B1 (en) * 2007-03-30 2020-03-11 Electronics and Telecommunications Research Institute Apparatus and method for coding and decoding multi object audio signal with multi channel
WO2008123709A1 (en) * 2007-04-04 2008-10-16 Humax Co., Ltd. Bitstream decoding device and method having decoding solution
JP4750759B2 (ja) * 2007-06-25 2011-08-17 パナソニック株式会社 映像音声再生装置
US7885819B2 (en) 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
US7961878B2 (en) * 2007-10-15 2011-06-14 Adobe Systems Incorporated Imparting cryptographic information in network communications
EP2083585B1 (en) * 2008-01-23 2010-09-15 LG Electronics Inc. A method and an apparatus for processing an audio signal
US9143329B2 (en) * 2008-01-30 2015-09-22 Adobe Systems Incorporated Content integrity and incremental security
EP2250821A1 (en) * 2008-03-03 2010-11-17 Nokia Corporation Apparatus for capturing and rendering a plurality of audio channels
US20090253457A1 (en) * 2008-04-04 2009-10-08 Apple Inc. Audio signal processing for certification enhancement in a handheld wireless communications device
KR100933003B1 (ko) * 2008-06-20 2009-12-21 드리머 Bd-j 기반 채널 서비스 제공 방법 및 이를 실현시키기위한 프로그램을 기록한 컴퓨터로 판독 가능한 기록 매체
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
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
EP2149983A1 (en) * 2008-07-29 2010-02-03 Lg Electronics Inc. A method and an apparatus for processing an audio signal
JP2010081397A (ja) * 2008-09-26 2010-04-08 Ntt Docomo Inc データ受信端末、データ配信サーバ、データ配信システム、およびデータ配信方法
JP2010082508A (ja) 2008-09-29 2010-04-15 Sanyo Electric Co Ltd 振動モータおよびそれを用いた携帯端末装置
US8798776B2 (en) * 2008-09-30 2014-08-05 Dolby International Ab Transcoding of audio metadata
CN102203854B (zh) * 2008-10-29 2013-01-02 杜比国际公司 使用预先存在的音频增益元数据的信号削波保护
JP2010135906A (ja) 2008-12-02 2010-06-17 Sony Corp クリップ防止装置及びクリップ防止方法
EP2205007B1 (en) * 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
BRPI1009953A2 (pt) 2009-01-19 2020-02-18 Panasonic Intellectual Property Corporation Of America Método de codificação, método de decodificação, aparelho de codificação, aparelho de decodificação, programa e circuito integrado
EP2395503A4 (en) * 2009-02-03 2013-10-02 Samsung Electronics Co Ltd METHOD FOR CODING AND DECODING A BEEP SIGNAL AND DEVICE THEREFOR
US8302047B2 (en) * 2009-05-06 2012-10-30 Texas Instruments Incorporated Statistical static timing analysis in non-linear regions
WO2010143088A1 (en) * 2009-06-08 2010-12-16 Nds Limited Secure association of metadata with content
EP2273495A1 (en) * 2009-07-07 2011-01-12 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Digital audio signal processing system
TWI405113B (zh) * 2009-10-09 2013-08-11 Egalax Empia Technology Inc 分析位置的方法與裝置
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
KR101370522B1 (ko) * 2009-12-07 2014-03-06 돌비 레버러토리즈 라이쎈싱 코오포레이션 적응형 하이브리드 변환을 사용한 다채널 오디오 엔코딩된 비트 스트림들의 디코딩
TWI529703B (zh) * 2010-02-11 2016-04-11 杜比實驗室特許公司 用以非破壞地正常化可攜式裝置中音訊訊號響度之系統及方法
TWI443646B (zh) * 2010-02-18 2014-07-01 Dolby Lab Licensing Corp 音訊解碼器及使用有效降混之解碼方法
TWI525987B (zh) * 2010-03-10 2016-03-11 杜比實驗室特許公司 在單一播放模式中組合響度量測的系統
EP2381574B1 (en) 2010-04-22 2014-12-03 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Apparatus and method for modifying an input audio signal
WO2011141772A1 (en) * 2010-05-12 2011-11-17 Nokia Corporation Method and apparatus for processing an audio signal based on an estimated loudness
US8948406B2 (en) * 2010-08-06 2015-02-03 Samsung Electronics Co., Ltd. Signal processing method, encoding apparatus using the signal processing method, decoding apparatus using the signal processing method, and information storage medium
WO2012026092A1 (ja) * 2010-08-23 2012-03-01 パナソニック株式会社 音声信号処理装置及び音声信号処理方法
JP5903758B2 (ja) 2010-09-08 2016-04-13 ソニー株式会社 信号処理装置および方法、プログラム、並びにデータ記録媒体
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
JP5792821B2 (ja) 2010-10-07 2015-10-14 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 ビットストリーム・ドメインにおけるコード化オーディオフレームのレベルを推定する装置及び方法
TW202509914A (zh) * 2010-12-03 2025-03-01 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
US8989884B2 (en) 2011-01-11 2015-03-24 Apple Inc. Automatic audio configuration based on an audio output device
CN102610229B (zh) * 2011-01-21 2013-11-13 安凯(广州)微电子技术有限公司 一种音频动态范围压缩方法、装置及设备
JP2012235310A (ja) 2011-04-28 2012-11-29 Sony Corp 信号処理装置および方法、プログラム、並びにデータ記録媒体
AU2012279357B2 (en) * 2011-07-01 2016-01-14 Dolby Laboratories Licensing Corporation System and method for adaptive audio signal generation, coding and rendering
WO2013006342A1 (en) * 2011-07-01 2013-01-10 Dolby Laboratories Licensing Corporation Synchronization and switchover methods and systems for an adaptive audio system
US8965774B2 (en) 2011-08-23 2015-02-24 Apple Inc. Automatic detection of audio compression parameters
JP5845760B2 (ja) 2011-09-15 2016-01-20 ソニー株式会社 音声処理装置および方法、並びにプログラム
JP2013102411A (ja) 2011-10-14 2013-05-23 Sony Corp 音声信号処理装置、および音声信号処理方法、並びにプログラム
KR102172279B1 (ko) * 2011-11-14 2020-10-30 한국전자통신연구원 스케일러블 다채널 오디오 신호를 지원하는 부호화 장치 및 복호화 장치, 상기 장치가 수행하는 방법
US9373334B2 (en) 2011-11-22 2016-06-21 Dolby Laboratories Licensing Corporation Method and system for generating an audio metadata quality score
BR112014015629B1 (pt) 2011-12-15 2022-03-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Aparelho e método para evitar perturbações de clipagem.
EP2814028B1 (en) * 2012-02-10 2016-08-17 Panasonic Intellectual Property Corporation of America Audio and speech coding device, audio and speech decoding device, method for coding audio and speech, and method for decoding audio and speech
US9633667B2 (en) * 2012-04-05 2017-04-25 Nokia Technologies Oy Adaptive audio signal filtering
TWI517142B (zh) 2012-07-02 2016-01-11 Sony Corp Audio decoding apparatus and method, audio coding apparatus and method, and program
US8793506B2 (en) * 2012-08-31 2014-07-29 Intel Corporation Mechanism for facilitating encryption-free integrity protection of storage data at computing systems
US20140074783A1 (en) * 2012-09-09 2014-03-13 Apple Inc. Synchronizing metadata across devices
EP2757558A1 (en) 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Time domain level adjustment for audio signal decoding or encoding
BR122020018591B1 (pt) * 2013-01-21 2022-06-14 Dolby Laboratories Licensing Corporation Unidade de processamento de áudio e método de processamento de áudio
ES2628153T3 (es) 2013-01-28 2017-08-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Procedimiento y aparato para una reproducción de audio normalizada de un contenido multimedia con y sin metadatos incorporados de volumen sonoro en nuevos dispositivos multimedia
US9372531B2 (en) * 2013-03-12 2016-06-21 Gracenote, Inc. Detecting an event within interactive media including spatialized multi-channel audio content
US9607624B2 (en) 2013-03-29 2017-03-28 Apple Inc. Metadata driven dynamic range control
US9559651B2 (en) 2013-03-29 2017-01-31 Apple Inc. Metadata for loudness and dynamic range control
TWM487509U (zh) * 2013-06-19 2014-10-01 杜比實驗室特許公司 音訊處理設備及電子裝置
JP2015050685A (ja) 2013-09-03 2015-03-16 ソニー株式会社 オーディオ信号処理装置および方法、並びにプログラム
JP6531649B2 (ja) 2013-09-19 2019-06-19 ソニー株式会社 符号化装置および方法、復号化装置および方法、並びにプログラム
US9300268B2 (en) 2013-10-18 2016-03-29 Apple Inc. Content aware audio ducking
JP6588899B2 (ja) 2013-10-22 2019-10-09 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 オーディオ装置のための組合せダイナミックレンジ圧縮および誘導クリッピング防止のための概念
US9240763B2 (en) 2013-11-25 2016-01-19 Apple Inc. Loudness normalization based on user feedback
US9276544B2 (en) 2013-12-10 2016-03-01 Apple Inc. Dynamic range control gain encoding
RU2764260C2 (ru) 2013-12-27 2022-01-14 Сони Корпорейшн Устройство и способ декодирования
US9608588B2 (en) 2014-01-22 2017-03-28 Apple Inc. Dynamic range control with large look-ahead
US9654076B2 (en) 2014-03-25 2017-05-16 Apple Inc. Metadata for ducking control
EP3123469B1 (en) 2014-03-25 2018-04-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder device and an audio decoder device having efficient gain coding in dynamic range control
PL3522554T3 (pl) 2014-05-28 2021-06-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Procesor danych i transport danych kontrolnych użytkownika do dekoderów audio i modułów renderowania
CN114242082A (zh) 2014-05-30 2022-03-25 索尼公司 信息处理装置和信息处理方法
RU2702233C2 (ru) 2014-06-30 2019-10-07 Сони Корпорейшн Устройство обработки информации и способ обработки информации
TWI631835B (zh) 2014-11-12 2018-08-01 弗勞恩霍夫爾協會 用以解碼媒體信號之解碼器、及用以編碼包含用於主要媒體資料之元資料或控制資料的次要媒體資料之編碼器
US20160315722A1 (en) 2015-04-22 2016-10-27 Apple Inc. Audio stem delivery and control
US10109288B2 (en) 2015-05-27 2018-10-23 Apple Inc. Dynamic range and peak control in audio using nonlinear filters
KR102066422B1 (ko) 2015-05-29 2020-02-11 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 볼륨 제어를 위한 장치 및 방법
RU2685999C1 (ru) 2015-06-17 2019-04-23 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Управление громкостью для пользовательской интерактивности в системах аудиокодирования
US9837086B2 (en) 2015-07-31 2017-12-05 Apple Inc. Encoded audio extended metadata-based dynamic range control
US9934790B2 (en) 2015-07-31 2018-04-03 Apple Inc. Encoded audio metadata-based equalization
US10341770B2 (en) 2015-09-30 2019-07-02 Apple Inc. Encoded audio metadata-based loudness equalization and dynamic equalization during DRC

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