JP6476192B2 - 多様な再生環境のためのダイナミックレンジ制御 - Google Patents

多様な再生環境のためのダイナミックレンジ制御 Download PDF

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JP6476192B2
JP6476192B2 JP2016542033A JP2016542033A JP6476192B2 JP 6476192 B2 JP6476192 B2 JP 6476192B2 JP 2016542033 A JP2016542033 A JP 2016542033A JP 2016542033 A JP2016542033 A JP 2016542033A JP 6476192 B2 JP6476192 B2 JP 6476192B2
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gain
gains
audio
drc
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JP2016536919A (ja
Inventor
コッペンス，イェルン
リードミラー，ジェフリー
クヨーリング，クリストファー
グロエシェル，アレクサンダー
ホーリッヒ，ホルガー
ジェイ シーフェルドット，アラン
ジェイ シーフェルドット，アラン
Original Assignee
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
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
ドルビー・インターナショナル・アーベー
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0324—Details of processing therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3089—Control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • 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
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Quality & Reliability (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2016542033A 2013-09-12 2014-09-08 多様な再生環境のためのダイナミックレンジ制御 Active JP6476192B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361877230P 2013-09-12 2013-09-12
US61/877,230 2013-09-12
US201361891324P 2013-10-15 2013-10-15
US61/891,324 2013-10-15
US201461938043P 2014-02-10 2014-02-10
US61/938,043 2014-02-10
PCT/US2014/054592 WO2015038475A1 (en) 2013-09-12 2014-09-08 Dynamic range control for a wide variety of playback environments

Related Child Applications (1)

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JP2019017758A Division JP6633232B2 (ja) 2013-09-12 2019-02-04 多様な再生環境のためのダイナミックレンジ制御

Publications (2)

Publication Number Publication Date
JP2016536919A JP2016536919A (ja) 2016-11-24
JP6476192B2 true JP6476192B2 (ja) 2019-02-27

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JP2016542033A Active JP6476192B2 (ja) 2013-09-12 2014-09-08 多様な再生環境のためのダイナミックレンジ制御
JP2019017758A Active JP6633232B2 (ja) 2013-09-12 2019-02-04 多様な再生環境のためのダイナミックレンジ制御
JP2019223667A Active JP6859420B2 (ja) 2013-09-12 2019-12-11 多様な再生環境のためのダイナミックレンジ制御
JP2021051364A Active JP7049503B2 (ja) 2013-09-12 2021-03-25 多様な再生環境のためのダイナミックレンジ制御
JP2022049822A Active JP7118302B2 (ja) 2013-09-12 2022-03-25 多様な再生環境のためのダイナミックレンジ制御
JP2022123273A Active JP7199591B2 (ja) 2013-09-12 2022-08-02 多様な再生環境のためのダイナミックレンジ制御
JP2022202769A Active JP7543386B2 (ja) 2013-09-12 2022-12-20 多様な再生環境のためのダイナミックレンジ制御
JP2024139393A Active JP7717925B2 (ja) 2013-09-12 2024-08-21 多様な再生環境のためのダイナミックレンジ制御
JP2025123010A Active JP7767675B2 (ja) 2013-09-12 2025-07-23 多様な再生環境のためのダイナミックレンジ制御
JP2025182205A Pending JP2026021423A (ja) 2013-09-12 2025-10-29 多様な再生環境のためのダイナミックレンジ制御

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JP2019223667A Active JP6859420B2 (ja) 2013-09-12 2019-12-11 多様な再生環境のためのダイナミックレンジ制御
JP2021051364A Active JP7049503B2 (ja) 2013-09-12 2021-03-25 多様な再生環境のためのダイナミックレンジ制御
JP2022049822A Active JP7118302B2 (ja) 2013-09-12 2022-03-25 多様な再生環境のためのダイナミックレンジ制御
JP2022123273A Active JP7199591B2 (ja) 2013-09-12 2022-08-02 多様な再生環境のためのダイナミックレンジ制御
JP2022202769A Active JP7543386B2 (ja) 2013-09-12 2022-12-20 多様な再生環境のためのダイナミックレンジ制御
JP2024139393A Active JP7717925B2 (ja) 2013-09-12 2024-08-21 多様な再生環境のためのダイナミックレンジ制御
JP2025123010A Active JP7767675B2 (ja) 2013-09-12 2025-07-23 多様な再生環境のためのダイナミックレンジ制御
JP2025182205A Pending JP2026021423A (ja) 2013-09-12 2025-10-29 多様な再生環境のためのダイナミックレンジ制御

Country Status (6)

Country Link
US (10) US10095468B2 (https=)
EP (3) EP3544181B1 (https=)
JP (10) JP6476192B2 (https=)
CN (6) CN117767898A (https=)
ES (1) ES3061991T3 (https=)
WO (1) WO2015038475A1 (https=)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2007005027A (es) * 2004-10-26 2007-06-19 Dolby Lab Licensing Corp Calculo y ajuste de la sonoridad percibida y/o el balance espectral percibido de una senal de audio.
US9559651B2 (en) * 2013-03-29 2017-01-31 Apple Inc. Metadata for loudness and dynamic range control
CN110675883B (zh) * 2013-09-12 2023-08-18 杜比实验室特许公司 用于下混合音频内容的响度调整
ES3061991T3 (en) 2013-09-12 2026-04-08 Dolby Laboratories Licensing Corp Dynamic range control for a wide variety of playback environments
US9352701B2 (en) * 2014-03-06 2016-05-31 Bose Corporation Managing telephony and entertainment audio in a vehicle audio platform
EP4601259A3 (en) 2014-09-30 2025-09-24 Sony Group Corporation Transmitting device, transmission method, receiving device, and receiving method
ES3033221T3 (en) 2014-10-01 2025-07-31 Dolby Int Ab Decoding an encoded audio signal using drc profiles
US9584911B2 (en) * 2015-03-27 2017-02-28 Cirrus Logic, Inc. Multichip dynamic range enhancement (DRE) audio processing methods and apparatuses
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
JP2018530223A (ja) * 2015-09-07 2018-10-11 Tdk株式会社 集積回路、回路アセンブリおよびその動作方法
US10341770B2 (en) 2015-09-30 2019-07-02 Apple Inc. Encoded audio metadata-based loudness equalization and dynamic equalization during DRC
US10251016B2 (en) 2015-10-28 2019-04-02 Dts, Inc. Dialog audio signal balancing in an object-based audio program
US9883304B1 (en) * 2016-07-29 2018-01-30 Sonos, Inc. Lifetime of an audio playback device with changed signal processing settings
TWI590239B (zh) * 2016-12-09 2017-07-01 宏碁股份有限公司 語音信號處理裝置及語音信號處理方法
CN108281148B (zh) * 2016-12-30 2020-12-22 宏碁股份有限公司 语音信号处理装置及语音信号处理方法
TWI692937B (zh) * 2017-01-04 2020-05-01 美商達特公司 具高階環繞處理之可調整多重頻段壓縮器架構
CN110679083B (zh) 2017-03-31 2023-11-17 杜比国际公司 动态范围控制反演
KR102565447B1 (ko) * 2017-07-26 2023-08-08 삼성전자주식회사 청각 인지 속성에 기반하여 디지털 오디오 신호의 이득을 조정하는 전자 장치 및 방법
US10861473B2 (en) * 2017-09-27 2020-12-08 Gopro, Inc. Multi-band noise gate
US10951994B2 (en) * 2018-04-04 2021-03-16 Staton Techiya, Llc Method to acquire preferred dynamic range function for speech enhancement
CN112384976B (zh) * 2018-07-12 2024-10-11 杜比国际公司 动态eq
WO2020020043A1 (en) * 2018-07-25 2020-01-30 Dolby Laboratories Licensing Corporation Compressor target curve to avoid boosting noise
JP7019099B2 (ja) * 2018-09-28 2022-02-14 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 シーン切り換え解析器にガイドされる歪み可聴性モデルに基づく動的閾値を有する歪み低減マルチバンド・コンプレッサー
KR102838620B1 (ko) 2019-03-14 2025-07-25 가우디오랩 주식회사 라우드니스 레벨을 제어하는 오디오 신호 처리 방법 및 장치
JP7275711B2 (ja) * 2019-03-20 2023-05-18 ヤマハ株式会社 オーディオ信号の処理方法
CN113748459A (zh) * 2019-04-15 2021-12-03 杜比国际公司 音频编解码器中的对话增强
US11545166B2 (en) 2019-07-02 2023-01-03 Dolby International Ab Using metadata to aggregate signal processing operations
WO2021021750A1 (en) 2019-07-30 2021-02-04 Dolby Laboratories Licensing Corporation Dynamics processing across devices with differing playback capabilities
JP7682860B2 (ja) 2019-09-13 2025-05-26 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 アーチファクトを低減したダイナミックレンジ圧縮
CN111327944A (zh) * 2020-03-09 2020-06-23 上海电力大学 一种基于嵌入式cpu的广播语音响度检测的方法
EP4154251B1 (en) * 2020-05-20 2026-03-25 Dolby International AB Method and unit for performing dynamic range control
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
CN114125658B (zh) * 2020-08-25 2023-12-19 上海艾为电子技术股份有限公司 动态范围控制电路、音频处理芯片及其音频处理方法
US11907611B2 (en) 2020-11-10 2024-02-20 Apple Inc. Deferred loudness adjustment for dynamic range control
US12040762B2 (en) 2020-11-24 2024-07-16 Gaudio Lab, Inc. Method for performing normalization of audio signal and apparatus therefor
US11394356B1 (en) * 2021-02-12 2022-07-19 Amazon Technologies, Inc. Block-based audio limiter
US11687621B2 (en) * 2021-03-29 2023-06-27 International Business Machines Corporation Multi-modal fusion techniques considering inter-modality correlations and computer model uncertainty
EP4068809A1 (en) * 2021-04-02 2022-10-05 Arçelik Anonim Sirketi Smart home appliance and audio control method thereof
US12008287B2 (en) * 2021-06-22 2024-06-11 Apple Inc. Audio output device with hardware volume control
US12354684B2 (en) 2021-12-23 2025-07-08 Micron Technology, Inc. Managing an adaptive data path selection threshold for a memory sub-system
CN116682448A (zh) * 2023-07-19 2023-09-01 深圳市长丰影像器材有限公司 音频增益的调整方法、装置、设备及存储介质

Family Cites Families (142)

* 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
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
US6233554B1 (en) * 1997-12-12 2001-05-15 Qualcomm Incorporated Audio CODEC with AGC controlled by a VOCODER
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
US6088668A (en) 1998-06-22 2000-07-11 D.S.P.C. Technologies Ltd. Noise suppressor having weighted gain smoothing
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
US6476745B1 (en) * 1998-11-25 2002-11-05 Texas Instruments Incorporated Voice codec automatic gain control
JP3580777B2 (ja) 1998-12-28 2004-10-27 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン オーディオ信号又はビットストリームの符号化又は復号化のための方法及び装置
US6909743B1 (en) 1999-04-14 2005-06-21 Sarnoff Corporation Method for generating and processing transition streams
US7450734B2 (en) 2000-01-13 2008-11-11 Digimarc Corporation Digital asset management, targeted searching and desktop searching using digital watermarks
EP2352120B1 (en) 2000-01-13 2016-03-30 Digimarc Corporation Network-based access to auxiliary data based on steganographic information
US6351733B1 (en) * 2000-03-02 2002-02-26 Hearing Enhancement Company, Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
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
US6959275B2 (en) * 2000-05-30 2005-10-25 D.S.P.C. Technologies Ltd. System and method for enhancing the intelligibility of received speech in a noise environment
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
US20050172130A1 (en) 2002-03-27 2005-08-04 Roberts David K. Watermarking a digital object with a digital signature
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
US20070160216A1 (en) 2003-12-15 2007-07-12 France Telecom Acoustic synthesis and spatialization method
WO2005099385A2 (en) 2004-04-07 2005-10-27 Nielsen Media Research, Inc. Data insertion apparatus and methods for use with compressed audio/video data
US8131134B2 (en) 2004-04-14 2012-03-06 Microsoft Corporation Digital media universal elementary stream
SE0400998D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
US7587254B2 (en) * 2004-04-23 2009-09-08 Nokia Corporation Dynamic range control and equalization of digital audio using warped processing
US7624021B2 (en) 2004-07-02 2009-11-24 Apple Inc. Universal container for audio data
MX2007005027A (es) * 2004-10-26 2007-06-19 Dolby Lab Licensing Corp Calculo y ajuste de la sonoridad percibida y/o el balance espectral percibido de una senal de audio.
US20060106472A1 (en) 2004-11-16 2006-05-18 Romesburg Eric D Method and apparatus for normalizing sound recording loudness
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
CN101156208B (zh) 2005-04-07 2010-05-19 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
JP4414460B2 (ja) 2005-04-07 2010-02-10 パナソニック株式会社 記録媒体、再生装置、記録方法、再生方法
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
KR20070025905A (ko) 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 샘플링 주파수비트스트림 구성방법
US20080288263A1 (en) 2005-09-14 2008-11-20 Lg Electronics, Inc. Method and Apparatus for Encoding/Decoding
AU2005338930B2 (en) 2005-12-05 2010-12-09 Thomson Licensing Watermarking encoded content
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
RU2417514C2 (ru) * 2006-04-27 2011-04-27 Долби Лэборетериз Лайсенсинг Корпорейшн Регулировка усиления звука с использованием основанного на конкретной громкости обнаружения акустических событий
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
US20080080722A1 (en) * 2006-09-29 2008-04-03 Carroll Tim J Loudness controller with remote and local control
JP5337941B2 (ja) 2006-10-16 2013-11-06 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 マルチチャネル・パラメータ変換のための装置および方法
EP2111617B1 (en) 2007-02-14 2013-09-04 LG Electronics Inc. Audio decoding method and corresponding apparatus
CN101542595B (zh) 2007-02-14 2016-04-13 Lg电子株式会社 用于编码和解码基于对象的音频信号的方法和装置
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
WO2008134590A1 (en) 2007-04-26 2008-11-06 Mushroom Networks Link aggregation methods and devices
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
US20090074209A1 (en) * 2007-08-16 2009-03-19 Jeffrey Thompson Audio Processing for Compressed Digital Television
US7961878B2 (en) 2007-10-15 2011-06-14 Adobe Systems Incorporated Imparting cryptographic information in network communications
WO2009078681A1 (en) 2007-12-18 2009-06-25 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
JP2009296298A (ja) * 2008-06-05 2009-12-17 Panasonic Corp 音声信号処理装置および方法
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
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
EP2329492A1 (en) * 2008-09-19 2011-06-08 Dolby Laboratories Licensing Corporation Upstream quality enhancement signal processing for resource constrained client devices
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
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.
JP5603339B2 (ja) 2008-10-29 2014-10-08 ドルビー インターナショナル アーベー 既存のオーディオゲインメタデータを使用した信号のクリッピングの保護
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
WO2010090427A2 (ko) 2009-02-03 2010-08-12 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 그 장치
US8229125B2 (en) * 2009-02-06 2012-07-24 Bose Corporation Adjusting dynamic range of an audio system
US8302047B2 (en) 2009-05-06 2012-10-30 Texas Instruments Incorporated Statistical static timing analysis in non-linear regions
WO2010138311A1 (en) * 2009-05-26 2010-12-02 Dolby Laboratories Licensing Corporation Equalization profiles for dynamic equalization of audio data
US20120110335A1 (en) 2009-06-08 2012-05-03 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
JP5531486B2 (ja) * 2009-07-29 2014-06-25 ヤマハ株式会社 オーディオ機器
EP2486654B1 (en) * 2009-10-09 2016-09-21 DTS, Inc. Adaptive dynamic range enhancement of audio recordings
JP5645951B2 (ja) 2009-11-20 2014-12-24 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 ダウンミックス信号表現に基づくアップミックス信号を提供する装置、マルチチャネルオーディオ信号を表しているビットストリームを提供する装置、方法、コンピュータプログラム、および線形結合パラメータを使用してマルチチャネルオーディオ信号を表しているビットストリーム
WO2011071610A1 (en) 2009-12-07 2011-06-16 Dolby Laboratories Licensing Corporation Decoding of multichannel aufio encoded bit streams using adaptive hybrid transformation
US8437480B2 (en) * 2009-12-17 2013-05-07 Stmicroelectronics Asia Pacific Pte Ltd. Adaptive loudness levelling for digital audio signals
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
TWI557723B (zh) 2010-02-18 2016-11-11 杜比實驗室特許公司 解碼方法及系統
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
PL2381574T3 (pl) 2010-04-22 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób do modyfikacji wejściowego sygnału audio
JP5658506B2 (ja) 2010-08-02 2015-01-28 日本放送協会 音響信号変換装置及び音響信号変換プログラム
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
JP5650227B2 (ja) * 2010-08-23 2015-01-07 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
CA2813898C (en) 2010-10-07 2017-05-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for level estimation of coded audio frames in a bit stream domain
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
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
US20120262233A1 (en) * 2011-04-15 2012-10-18 Fairchild Semiconductor Corporation Mixed signal dynamic range compression
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
MY207992A (en) 2011-07-01 2025-04-03 Dolby Laboratories Licensing Corp 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
JP2013034295A (ja) 2011-08-01 2013-02-14 Kobe Steel Ltd 発電設備に設けられた電圧安定化装置
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
CN103946919B (zh) 2011-11-22 2016-11-09 杜比实验室特许公司 用于产生音频元数据质量分数的方法和系统
MX349398B (es) 2011-12-15 2017-07-26 Fraunhofer Ges Forschung Metodo, aparato y programa de computadora para evitar artefactos de recorte.
JP5909100B2 (ja) * 2012-01-26 2016-04-26 日本放送協会 ラウドネスレンジ制御システム、伝送装置、受信装置、伝送用プログラム、および受信用プログラム
US9454972B2 (en) 2012-02-10 2016-09-27 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
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
KR102192755B1 (ko) 2013-01-21 2020-12-18 돌비 레버러토리즈 라이쎈싱 코오포레이션 프로그램 라우드니스 및 경계 메타데이터를 가진 오디오 인코더 및 디코더
CA2898567C (en) 2013-01-28 2018-09-18 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Method and apparatus for normalized audio playback of media with and without embedded loudness metadata on new media devices
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
CN110675883B (zh) 2013-09-12 2023-08-18 杜比实验室特许公司 用于下混合音频内容的响度调整
ES3061991T3 (en) * 2013-09-12 2026-04-08 Dolby Laboratories Licensing Corp Dynamic range control for a wide variety of playback environments
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
EP4629236A3 (en) 2013-10-22 2025-12-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for combined dynamic range compression and guided clipping prevention for audio devices
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
KR102356012B1 (ko) 2013-12-27 2022-01-27 소니그룹주식회사 복호화 장치 및 방법, 및 프로그램
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
MX355089B (es) 2014-03-25 2018-04-04 Fraunhofer Ges Forschung Dispositivo codificador de audio y un dispositivo decodificador de audio con codificacion de ganancia eficiente en el control de rango dinamico.
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
RU2019122989A (ru) 2014-05-30 2019-09-16 Сони Корпорейшн Устройство обработки информации и способ обработки информации
WO2016002738A1 (ja) 2014-06-30 2016-01-07 ソニー株式会社 情報処理装置および情報処理方法
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
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
ES2870749T3 (es) 2015-05-29 2021-10-27 Fraunhofer Ges Forschung Dispositivo y procedimiento para el control de volumen
MX379477B (es) 2015-06-17 2025-03-10 Fraunhofer Ges Zur Foerderung Der Angewandten Foerschung E V Control de intensidad para interacción del usuario en sistemas de codificación de audio
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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