AR099360A1 - Decodificador, codificador y método para estimación informada de sonoridad en sistemas de codificación de audio basada en objetos - Google Patents
Decodificador, codificador y método para estimación informada de sonoridad en sistemas de codificación de audio basada en objetosInfo
- Publication number
- AR099360A1 AR099360A1 ARP140104449A ARP140104449A AR099360A1 AR 099360 A1 AR099360 A1 AR 099360A1 AR P140104449 A ARP140104449 A AR P140104449A AR P140104449 A ARP140104449 A AR P140104449A AR 099360 A1 AR099360 A1 AR 099360A1
- Authority
- AR
- Argentina
- Prior art keywords
- audio output
- audio
- decoder
- depending
- coding
- Prior art date
Links
- 238000009877 rendering Methods 0.000 abstract 3
- 230000002238 attenuated effect Effects 0.000 abstract 1
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- G10L19/26—Pre-filtering or post-filtering
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Se da a conocer un decodificador para generar una señal de salida de audio que comprende uno o más canales de salida de audio. El decodificador comprende una interfaz de recepción (110) para recibir una señal de entrada de audio que comprende una pluralidad de señales de objetos de audio, para recibir información de sonoridad sobre las señales de objetos de audio, y para recibir información de renderizacion que indica si una o más de las señales de objetos de audio ha de ser, o no, amplificada o atenuada. Además, el decodificador comprende un procesador de señales (120) para generar dichos uno o más canales de salida de audio de la señal de salida de audio. El procesador de señales (120) está configurado para determinar un valor de compensación de sonoridad dependiendo de la información de sonoridad y dependiendo de la información de renderizacion. Más aún, el procesador de señales (120) está configurado para generar dichos uno o más canales de salida de audio de la señal de salida de audio a partir de la señal de entrada de audio dependiendo de la información de renderizacion y dependiendo del valor de compensación de sonoridad. Se presenta asimismo un codificador.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13194664.2A EP2879131A1 (en) | 2013-11-27 | 2013-11-27 | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
Publications (1)
Publication Number | Publication Date |
---|---|
AR099360A1 true AR099360A1 (es) | 2016-07-20 |
Family
ID=49683543
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP140104449A AR099360A1 (es) | 2013-11-27 | 2014-11-27 | Decodificador, codificador y método para estimación informada de sonoridad en sistemas de codificación de audio basada en objetos |
ARP140104450A AR098558A1 (es) | 2013-11-27 | 2014-11-27 | Decodificador, codificador y método para estimación de sonoridad informada empleando señales de objetos de audio de desviación en sistemas de codificación de audio basados en objetos |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP140104450A AR098558A1 (es) | 2013-11-27 | 2014-11-27 | Decodificador, codificador y método para estimación de sonoridad informada empleando señales de objetos de audio de desviación en sistemas de codificación de audio basados en objetos |
Country Status (19)
Country | Link |
---|---|
US (8) | US9947325B2 (es) |
EP (3) | EP2879131A1 (es) |
JP (2) | JP6346282B2 (es) |
KR (2) | KR101852950B1 (es) |
CN (4) | CN105874532B (es) |
AR (2) | AR099360A1 (es) |
AU (2) | AU2014356467B2 (es) |
BR (2) | BR112016011988B1 (es) |
CA (2) | CA2900473C (es) |
ES (2) | ES2666127T3 (es) |
HK (1) | HK1217245A1 (es) |
MX (2) | MX358306B (es) |
MY (2) | MY196533A (es) |
PL (2) | PL3074971T3 (es) |
PT (2) | PT2941771T (es) |
RU (2) | RU2672174C2 (es) |
TW (2) | TWI569259B (es) |
WO (2) | WO2015078964A1 (es) |
ZA (1) | ZA201604205B (es) |
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EP2879131A1 (en) * | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
CN107077861B (zh) * | 2014-10-01 | 2020-12-18 | 杜比国际公司 | 音频编码器和解码器 |
KR102088337B1 (ko) * | 2015-02-02 | 2020-03-13 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 인코딩된 오디오 신호를 프로세싱하기 위한 장치 및 방법 |
CA2988645C (en) * | 2015-06-17 | 2021-11-16 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Loudness control for user interactivity in audio coding systems |
JP6308311B2 (ja) * | 2015-06-17 | 2018-04-11 | ソニー株式会社 | 送信装置、送信方法、受信装置および受信方法 |
US9590580B1 (en) * | 2015-09-13 | 2017-03-07 | Guoguang Electric Company Limited | Loudness-based audio-signal compensation |
WO2017132396A1 (en) | 2016-01-29 | 2017-08-03 | Dolby Laboratories Licensing Corporation | Binaural dialogue enhancement |
CN105741835B (zh) * | 2016-03-18 | 2019-04-16 | 腾讯科技(深圳)有限公司 | 一种音频信息处理方法及终端 |
EP3547718A4 (en) * | 2016-11-25 | 2019-11-13 | Sony Corporation | PLAYING DEVICE, PLAY PROCESS, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD AND PROGRAM |
JP6874842B2 (ja) * | 2017-07-03 | 2021-05-19 | 日本電気株式会社 | 信号処理装置、信号処理方法およびプログラム |
RU2744485C1 (ru) * | 2017-10-27 | 2021-03-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Ослабление шума в декодере |
JP7309734B2 (ja) | 2018-02-15 | 2023-07-18 | 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 | 音量制御方法および装置 |
EP3550561A1 (en) * | 2018-04-06 | 2019-10-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downmixer, audio encoder, method and computer program applying a phase value to a magnitude value |
EP3588988B1 (en) * | 2018-06-26 | 2021-02-17 | Nokia Technologies Oy | Selective presentation of ambient audio content for spatial audio presentation |
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CN113366865B (zh) * | 2019-02-13 | 2023-03-21 | 杜比实验室特许公司 | 用于音频对象聚类的自适应响度规范化 |
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KR102390643B1 (ko) * | 2019-10-10 | 2022-04-27 | 가우디오랩 주식회사 | 오디오 라우드니스 메타데이터 생성 방법 및 이를 위한 장치 |
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EP2879131A1 (en) * | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
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2013
- 2013-11-27 EP EP13194664.2A patent/EP2879131A1/en not_active Withdrawn
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2014
- 2014-11-27 ES ES14805849.8T patent/ES2666127T3/es active Active
- 2014-11-27 PL PL14805849T patent/PL3074971T3/pl unknown
- 2014-11-27 TW TW103141223A patent/TWI569259B/zh active
- 2014-11-27 CA CA2900473A patent/CA2900473C/en active Active
- 2014-11-27 TW TW103141222A patent/TWI569260B/zh active
- 2014-11-27 AU AU2014356467A patent/AU2014356467B2/en active Active
- 2014-11-27 MY MYPI2015002059A patent/MY196533A/en unknown
- 2014-11-27 BR BR112016011988-6A patent/BR112016011988B1/pt active IP Right Grant
- 2014-11-27 KR KR1020167014090A patent/KR101852950B1/ko active IP Right Grant
- 2014-11-27 PT PT148029143T patent/PT2941771T/pt unknown
- 2014-11-27 BR BR112015019958-5A patent/BR112015019958B1/pt active IP Right Grant
- 2014-11-27 JP JP2016532000A patent/JP6346282B2/ja active Active
- 2014-11-27 EP EP14805849.8A patent/EP3074971B1/en active Active
- 2014-11-27 MX MX2016006880A patent/MX358306B/es active IP Right Grant
- 2014-11-27 RU RU2016125242A patent/RU2672174C2/ru active
- 2014-11-27 CA CA2931558A patent/CA2931558C/en active Active
- 2014-11-27 CN CN201480064443.5A patent/CN105874532B/zh active Active
- 2014-11-27 EP EP14802914.3A patent/EP2941771B1/en active Active
- 2014-11-27 AU AU2014356475A patent/AU2014356475B2/en active Active
- 2014-11-27 WO PCT/EP2014/075801 patent/WO2015078964A1/en active Application Filing
- 2014-11-27 JP JP2016509509A patent/JP6218928B2/ja active Active
- 2014-11-27 RU RU2015135181A patent/RU2651211C2/ru active
- 2014-11-27 AR ARP140104449A patent/AR099360A1/es active IP Right Grant
- 2014-11-27 KR KR1020157021813A patent/KR101742137B1/ko active IP Right Grant
- 2014-11-27 PL PL14802914T patent/PL2941771T3/pl unknown
- 2014-11-27 CN CN201480017668.5A patent/CN105144287B/zh active Active
- 2014-11-27 WO PCT/EP2014/075787 patent/WO2015078956A1/en active Application Filing
- 2014-11-27 AR ARP140104450A patent/AR098558A1/es active IP Right Grant
- 2014-11-27 ES ES14802914.3T patent/ES2629527T3/es active Active
- 2014-11-27 MX MX2015013580A patent/MX350247B/es active IP Right Grant
- 2014-11-27 CN CN202010097492.6A patent/CN111312266B/zh active Active
- 2014-11-27 PT PT148058498T patent/PT3074971T/pt unknown
- 2014-11-27 CN CN202010904479.7A patent/CN112151049B/zh active Active
- 2014-11-27 MY MYPI2016000913A patent/MY189823A/en unknown
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2015
- 2015-08-10 US US14/822,678 patent/US9947325B2/en active Active
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2016
- 2016-05-06 HK HK16105191.8A patent/HK1217245A1/zh unknown
- 2016-05-13 US US15/154,522 patent/US10497376B2/en active Active
- 2016-06-22 ZA ZA2016/04205A patent/ZA201604205B/en unknown
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2018
- 2018-03-05 US US15/912,010 patent/US10699722B2/en active Active
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2019
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