AR115941A2 - Concepto para la compresión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio - Google Patents
Concepto para la compresión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audioInfo
- Publication number
- AR115941A2 AR115941A2 ARP190102271A ARP190102271A AR115941A2 AR 115941 A2 AR115941 A2 AR 115941A2 AR P190102271 A ARP190102271 A AR P190102271A AR P190102271 A ARP190102271 A AR P190102271A AR 115941 A2 AR115941 A2 AR 115941A2
- Authority
- AR
- Argentina
- Prior art keywords
- audio
- dynamic range
- guided
- concept
- prevention
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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
- G10L21/034—Automatic adjustment
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/008—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general 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
-
- 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
Abstract
La presente proporciona un concepto para la comprensión combinada de rango dinámico y la prevención guiada de recortes para dispositivos de audio. Un decodificador de audio para decodificar una corriente de bits de audio y una corriente de metadatos relacionada con la corriente de bits de audio de acuerdo con el concepto comprende una cadena de procesamiento de audio configurada para recibir una señal de audio decodificada derivada de la corriente de bits de audio y para ajustar las características de la señal de audio a fin de producir una señal de salida de audio, la cadena de ajuste de audio comprende una pluralidad de etapas de ajuste que incluyen una etapa de control de rango dinámico para ajustar el rango dinámico de la señal de salida de audio y una etapa de prevención guiada de recortes para prevenir los recortes en la señal de salida de audio; y un decodificador de metadatos configurado para recibir la corriente de bits de metadatos y para extraer secuencias de ganancia de control de rango dinámico y secuencias de ganancia de prevención guiada de recortes de la corriente de bits de metadatos, al menos una parte de las secuencias de ganancia de control de rango dinámico se proporciona a la etapa de control de rango dinámico, y al menos una parte de las secuencias de ganancia de prevención guiada de recortes se proporciona a la etapa de prevención guiada de recortes.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13189754 | 2013-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR115941A2 true AR115941A2 (es) | 2021-03-17 |
Family
ID=49447470
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP140103968A AR098153A1 (es) | 2013-10-22 | 2014-10-22 | Concepto para la compresión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio |
ARP190102271A AR115941A2 (es) | 2013-10-22 | 2019-08-09 | Concepto para la compresión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP140103968A AR098153A1 (es) | 2013-10-22 | 2014-10-22 | Concepto para la compresión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio |
Country Status (20)
Country | Link |
---|---|
US (3) | US11170795B2 (es) |
EP (3) | EP3061090B1 (es) |
JP (2) | JP6588899B2 (es) |
KR (1) | KR101882898B1 (es) |
CN (2) | CN111580772B (es) |
AR (2) | AR098153A1 (es) |
AU (1) | AU2014339086B2 (es) |
BR (1) | BR112016008933B1 (es) |
CA (1) | CA2927664A1 (es) |
ES (2) | ES2732304T3 (es) |
MX (1) | MX358483B (es) |
MY (1) | MY181977A (es) |
PL (2) | PL3522157T3 (es) |
PT (2) | PT3522157T (es) |
RU (1) | RU2659490C2 (es) |
SG (1) | SG11201603116XA (es) |
TR (1) | TR201908748T4 (es) |
TW (1) | TWI571865B (es) |
WO (1) | WO2015059087A1 (es) |
ZA (1) | ZA201603299B (es) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8090120B2 (en) | 2004-10-26 | 2012-01-03 | Dolby Laboratories Licensing Corporation | Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
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 |
CN103325380B (zh) | 2012-03-23 | 2017-09-12 | 杜比实验室特许公司 | 用于信号增强的增益后处理 |
US10844689B1 (en) | 2019-12-19 | 2020-11-24 | Saudi Arabian Oil Company | Downhole ultrasonic actuator system for mitigating lost circulation |
JP6174129B2 (ja) | 2012-05-18 | 2017-08-02 | 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 | パラメトリックオーディオコーダに関連するリバーシブルダイナミックレンジ制御情報を維持するシステム |
UA122050C2 (uk) | 2013-01-21 | 2020-09-10 | Долбі Лабораторіс Лайсензін Корпорейшн | Аудіокодер і аудіодекодер з метаданими гучності та границі програми |
KR102660144B1 (ko) | 2013-01-21 | 2024-04-25 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 상이한 재생 디바이스들에 걸친 라우드니스 및 동적 범위의 최적화 |
CN105074818B (zh) | 2013-02-21 | 2019-08-13 | 杜比国际公司 | 音频编码系统、用于产生比特流的方法以及音频解码器 |
CN104080024B (zh) | 2013-03-26 | 2019-02-19 | 杜比实验室特许公司 | 音量校平器控制器和控制方法以及音频分类器 |
US9607624B2 (en) * | 2013-03-29 | 2017-03-28 | Apple Inc. | Metadata driven dynamic range control |
CN110083714B (zh) | 2013-04-05 | 2024-02-13 | 杜比实验室特许公司 | 用于自动文件检测的对来自基于文件的媒体的特有信息的获取、恢复和匹配 |
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 |
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 |
US9521501B2 (en) | 2013-09-12 | 2016-12-13 | Dolby Laboratories Licensing Corporation | Loudness adjustment for downmixed audio content |
CN110808723A (zh) | 2014-05-26 | 2020-02-18 | 杜比实验室特许公司 | 音频信号响度控制 |
WO2016057530A1 (en) | 2014-10-10 | 2016-04-14 | Dolby Laboratories Licensing Corporation | Transmission-agnostic presentation-based program loudness |
BR112017002758B1 (pt) * | 2015-06-17 | 2022-12-20 | Sony Corporation | Dispositivo e método de transmissão, e, dispositivo e método de recepção |
US9934790B2 (en) * | 2015-07-31 | 2018-04-03 | Apple Inc. | Encoded audio metadata-based equalization |
US9837086B2 (en) | 2015-07-31 | 2017-12-05 | Apple Inc. | Encoded audio extended metadata-based dynamic range control |
US10341770B2 (en) | 2015-09-30 | 2019-07-02 | Apple Inc. | Encoded audio metadata-based loudness equalization and dynamic equalization during DRC |
FR3044814A1 (fr) * | 2016-04-21 | 2017-06-09 | Continental Automotive France | Systeme et procede de controle du volume sonore dans un systeme multimedia |
CN109643555B (zh) * | 2016-07-04 | 2024-01-30 | 哈曼贝克自动系统股份有限公司 | 自动校正包含语音信号的音频信号中的响度级 |
CN106504766B (zh) * | 2016-11-28 | 2019-11-26 | 湖南国科微电子股份有限公司 | 一种数字音频信号的动态范围压缩方法 |
KR20210090096A (ko) | 2018-11-13 | 2021-07-19 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 오디오 신호 및 연관된 메타데이터에 의해 공간 오디오를 표현하는 것 |
CN109889170B (zh) * | 2019-02-25 | 2021-06-04 | 珠海格力电器股份有限公司 | 音频信号的控制方法和装置 |
CN113647120B (zh) | 2019-03-14 | 2023-08-08 | 高迪奥实验室公司 | 用于控制响度级的音频信号处理装置 |
EP3761672B1 (en) * | 2019-07-02 | 2023-04-05 | Dolby International AB | Using metadata to aggregate signal processing operations |
US20220360899A1 (en) * | 2019-07-30 | 2022-11-10 | Dolby Laboratories Licensing Corporation | Dynamics processing across devices with differing playback capabilities |
KR20220071954A (ko) * | 2020-11-24 | 2022-05-31 | 가우디오랩 주식회사 | 오디오 신호의 정규화를 수행하는 방법 및 이를 위한 장치 |
WO2023014738A1 (en) * | 2021-08-03 | 2023-02-09 | Zoom Video Communications, Inc. | Frontend capture |
US11837254B2 (en) | 2021-08-03 | 2023-12-05 | Zoom Video Communications, Inc. | Frontend capture with input stage, suppression module, and output stage |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007523365A (ja) * | 2004-01-16 | 2007-08-16 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ビットストリーム処理方法 |
US7392195B2 (en) | 2004-03-25 | 2008-06-24 | Dts, Inc. | Lossless multi-channel audio codec |
TW200638335A (en) * | 2005-04-13 | 2006-11-01 | Dolby Lab Licensing Corp | Audio metadata verification |
CN101288309B (zh) * | 2005-10-12 | 2011-09-21 | 三星电子株式会社 | 处理/发送以及接收/处理比特流的方法和设备 |
CN101098201A (zh) * | 2006-06-29 | 2008-01-02 | 乐金电子(昆山)电脑有限公司 | 广播接收用移动装置的音频输出装置及其控制方法 |
EP2115739A4 (en) * | 2007-02-14 | 2010-01-20 | Lg Electronics Inc | METHODS AND APPARATUSES FOR ENCODING AND DECODING AUDIO SIGNALS BASED ON OBJECTS |
JP5530720B2 (ja) * | 2007-02-26 | 2014-06-25 | 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 | エンターテイメントオーディオにおける音声強調方法、装置、およびコンピュータ読取り可能な記録媒体 |
CN101221766B (zh) * | 2008-01-23 | 2011-01-05 | 清华大学 | 音频编码器切换的方法 |
KR101518532B1 (ko) * | 2008-07-11 | 2015-05-07 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 인코더, 오디오 디코더, 오디오 신호, 오디오 스트림을 부호화 및 복호화하는 장치 및 컴퓨터 프로그램 |
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 |
US8798776B2 (en) * | 2008-09-30 | 2014-08-05 | Dolby International Ab | Transcoding of audio metadata |
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 |
US8600076B2 (en) * | 2009-11-09 | 2013-12-03 | Neofidelity, Inc. | Multiband DRC system and method for controlling the same |
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 |
CN101944362B (zh) * | 2010-09-14 | 2012-05-30 | 北京大学 | 一种基于整形小波变换的音频无损压缩编码、解码方法 |
JP5821431B2 (ja) * | 2011-09-02 | 2015-11-24 | 株式会社Jvcケンウッド | 音声信号加工装置、音声信号加工方法及びプログラム |
US9064497B2 (en) * | 2012-02-22 | 2015-06-23 | Htc Corporation | Method and apparatus for audio intelligibility enhancement and computing apparatus |
CN102768834B (zh) * | 2012-03-21 | 2018-06-26 | 新奥特(北京)视频技术有限公司 | 一种实现音频帧解码的方法 |
JP6174129B2 (ja) * | 2012-05-18 | 2017-08-02 | 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 | パラメトリックオーディオコーダに関連するリバーシブルダイナミックレンジ制御情報を維持するシステム |
CN104885151B (zh) * | 2012-12-21 | 2017-12-22 | 杜比实验室特许公司 | 用于基于感知准则呈现基于对象的音频内容的对象群集 |
CN105074818B (zh) * | 2013-02-21 | 2019-08-13 | 杜比国际公司 | 音频编码系统、用于产生比特流的方法以及音频解码器 |
US9173021B2 (en) * | 2013-03-12 | 2015-10-27 | Google Technology Holdings LLC | Method and device for adjusting an audio beam orientation based on device location |
US9559651B2 (en) * | 2013-03-29 | 2017-01-31 | Apple Inc. | Metadata for loudness and dynamic range control |
CN103280221B (zh) * | 2013-05-09 | 2015-07-29 | 北京大学 | 一种基于基追踪的音频无损压缩编码、解码方法及系统 |
FR3006622B1 (fr) | 2013-06-07 | 2015-07-17 | Essilor Int | Procede de fabrication d'une lentille ophtalmique |
US9521501B2 (en) | 2013-09-12 | 2016-12-13 | Dolby Laboratories Licensing Corporation | Loudness adjustment for downmixed audio content |
-
2014
- 2014-10-20 CN CN202010267349.7A patent/CN111580772B/zh active Active
- 2014-10-20 AU AU2014339086A patent/AU2014339086B2/en active Active
- 2014-10-20 PL PL19160596T patent/PL3522157T3/pl unknown
- 2014-10-20 SG SG11201603116XA patent/SG11201603116XA/en unknown
- 2014-10-20 CA CA2927664A patent/CA2927664A1/en active Pending
- 2014-10-20 MY MYPI2016000688A patent/MY181977A/en unknown
- 2014-10-20 MX MX2016004921A patent/MX358483B/es active IP Right Grant
- 2014-10-20 PT PT191605963T patent/PT3522157T/pt unknown
- 2014-10-20 CN CN201480064722.1A patent/CN105814630B/zh active Active
- 2014-10-20 TR TR2019/08748T patent/TR201908748T4/tr unknown
- 2014-10-20 JP JP2016525967A patent/JP6588899B2/ja active Active
- 2014-10-20 EP EP14786881.4A patent/EP3061090B1/en active Active
- 2014-10-20 KR KR1020167013335A patent/KR101882898B1/ko active IP Right Grant
- 2014-10-20 PL PL14786881T patent/PL3061090T3/pl unknown
- 2014-10-20 WO PCT/EP2014/072431 patent/WO2015059087A1/en active Application Filing
- 2014-10-20 PT PT14786881T patent/PT3061090T/pt unknown
- 2014-10-20 BR BR112016008933-2A patent/BR112016008933B1/pt active IP Right Grant
- 2014-10-20 ES ES14786881T patent/ES2732304T3/es active Active
- 2014-10-20 RU RU2016119525A patent/RU2659490C2/ru active
- 2014-10-20 EP EP19160596.3A patent/EP3522157B1/en active Active
- 2014-10-20 ES ES19160596T patent/ES2900065T3/es active Active
- 2014-10-20 EP EP21186145.5A patent/EP3951778A1/en active Pending
- 2014-10-21 TW TW103136286A patent/TWI571865B/zh active
- 2014-10-22 AR ARP140103968A patent/AR098153A1/es active IP Right Grant
-
2016
- 2016-04-22 US US15/136,324 patent/US11170795B2/en active Active
- 2016-05-16 ZA ZA2016/03299A patent/ZA201603299B/en unknown
-
2018
- 2018-04-12 JP JP2018077152A patent/JP6768735B2/ja active Active
-
2019
- 2019-08-09 AR ARP190102271A patent/AR115941A2/es active IP Right Grant
-
2021
- 2021-02-11 US US17/174,269 patent/US11551703B2/en active Active
-
2022
- 2022-12-29 US US18/148,360 patent/US20230134916A1/en active Pending
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AR115941A2 (es) | Concepto para la compresión combinada del rango dinámico y prevención guiada de recortes para dispositivos de audio | |
AR114578A2 (es) | Decodificación de corrientes de bits de audio con metadatos de replicación de banda espectral mejorada en por lo menos un elemento de relleno | |
MY176779A (en) | Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder | |
AR094681A1 (es) | Codificador de audio, decodificador de audio, método para proveer una información de audio codificada, método para proveer una información de audio decodificada, programa de computación y representación codificada utilizando una ampliación de ancho de banda adaptada por la señal | |
MX2016000858A (es) | Decodificador de audio, codificador de audio, metodo para proporcionar al menos cuatro señales de canales de audio sobre la base de una representacion codificada, metodo para proporcionar una representacion codificada sobre la base de al menos cuatro señales de canales de audio y programa de computadora usando extension de ancho de banda. | |
AR100848A1 (es) | Ajuste de ganancia temporal en base una característica de señal de banda alta | |
AR094678A1 (es) | Concepto de llenado con ruido | |
MX2018011255A (es) | Metodo y dispositivo para codificar una imagen de alto rango dinamico, metodo de decodificacion correspondiente y dispositivo de decodificacion. | |
EP4297027A3 (en) | Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal | |
UA112401C2 (uk) | Спосіб декодування та пристрій декодування | |
PH12018502119A1 (en) | Compositions and methods for stabilizing alphaviruses with improved formulations | |
NZ714187A (en) | Signal encoding and decoding methods and devices | |
AR113479A1 (es) | Control de ancho de banda en codificadores y/o decodificadores | |
PH12020500351A1 (en) | Palatable low-glycemic nutritional drink | |
MX2015016789A (es) | Aparato y metodo para codificacion, procesamiento y decodificacion de la envolvente de la señal de audio mediante division de la envolvente de la señal de audio, mediante el uso de cuantificacion de distribucion y codificacion. | |
TH1601002216A (th) | แนวคิดสำหรับการบีบอัดช่วงพลวัตที่ได้รับการรวม และการป้องการตัดที่ได้รับการแนะนำสำหรับอุปกรณ์เสียง | |
AR096695A1 (es) | Aparato y método para realizar un desvanecimiento de un espectro mdct a ruido blanco antes de aplicar fdns | |
TR201910102T4 (tr) | Kodlayici, kod çözücü, kodlama metodu, kod çözme metodu ve program | |
TH1501007619A (th) | ตัวถอดรหัสเสียงที่มีมอดูลการขยายออกความกว้างแถบความถี่ ที่มีมอดูลการปรับพลังงาน | |
AR098257A1 (es) | Decodificador de audio y método para proveer una información de audio decodificada usando un ocultamiento de error que modifica una señal de excitación de dominio de tiempo |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Grant, registration |