BR112021026678A2 - Método e sistema para codificação de metadados em fluxos de áudio e para alocação eficiente de taxa de bit para codificação de fluxos de áudio - Google Patents
Método e sistema para codificação de metadados em fluxos de áudio e para alocação eficiente de taxa de bit para codificação de fluxos de áudioInfo
- Publication number
- BR112021026678A2 BR112021026678A2 BR112021026678A BR112021026678A BR112021026678A2 BR 112021026678 A2 BR112021026678 A2 BR 112021026678A2 BR 112021026678 A BR112021026678 A BR 112021026678A BR 112021026678 A BR112021026678 A BR 112021026678A BR 112021026678 A2 BR112021026678 A2 BR 112021026678A2
- Authority
- BR
- Brazil
- Prior art keywords
- encoding
- audio streams
- metadata
- audio
- bit rate
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—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
- 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
- G10L19/002—Dynamic bit allocation
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962871253P | 2019-07-08 | 2019-07-08 | |
| PCT/CA2020/050944 WO2021003570A1 (en) | 2019-07-08 | 2020-07-07 | Method and system for coding metadata in audio streams and for efficient bitrate allocation to audio streams coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021026678A2 true BR112021026678A2 (pt) | 2022-02-15 |
Family
ID=74113835
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021026678A BR112021026678A2 (pt) | 2019-07-08 | 2020-07-07 | Método e sistema para codificação de metadados em fluxos de áudio e para alocação eficiente de taxa de bit para codificação de fluxos de áudio |
| BR112021025420A BR112021025420A2 (pt) | 2019-07-08 | 2020-07-07 | Método e sistema para codificar metadados em fluxos de áudio e para adaptação de taxa de bits intraobjeto e interobjeto flexível |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021025420A BR112021025420A2 (pt) | 2019-07-08 | 2020-07-07 | Método e sistema para codificar metadados em fluxos de áudio e para adaptação de taxa de bits intraobjeto e interobjeto flexível |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US12154582B2 (https=) |
| EP (2) | EP3997697B1 (https=) |
| JP (3) | JP7739255B2 (https=) |
| KR (2) | KR20220034102A (https=) |
| CN (2) | CN114097028B (https=) |
| AU (2) | AU2020310952A1 (https=) |
| BR (2) | BR112021026678A2 (https=) |
| ES (1) | ES3035091T3 (https=) |
| MX (2) | MX2021015476A (https=) |
| WO (2) | WO2021003570A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020310952A1 (en) * | 2019-07-08 | 2022-01-20 | Voiceage Corporation | Method and system for coding metadata in audio streams and for efficient bitrate allocation to audio streams coding |
| GB2614482A (en) * | 2020-09-25 | 2023-07-05 | Apple Inc | Seamless scalable decoding of channels, objects, and hoa audio content |
| JP7663418B2 (ja) * | 2021-06-09 | 2025-04-16 | 日本放送協会 | 音響メタデータ処理装置及びプログラム |
| US20250225988A1 (en) * | 2021-10-12 | 2025-07-10 | Nokia Technologies Oy | Delayed orientation signalling for immersive communications |
| EP4421804A4 (en) * | 2021-10-21 | 2024-10-30 | Beijing Xiaomi Mobile Software Co., Ltd. | METHOD AND DEVICE FOR SIGNAL CODING AND DECODING AS WELL AS CODING DEVICE, DECODING DEVICE AND STORAGE MEDIUM |
| EP4428857A4 (en) * | 2021-11-02 | 2024-10-30 | Beijing Xiaomi Mobile Software Co., Ltd. | METHOD AND DEVICE FOR SIGNAL CODING AND DECODING AS WELL AS USER DEVICE, NETWORK-SIDE DEVICE AND STORAGE MEDIUM |
| GB2628410B (en) * | 2023-03-24 | 2025-09-17 | Nokia Technologies Oy | Low coding rate parametric spatial audio encoding |
| US12518772B2 (en) | 2023-08-01 | 2026-01-06 | Samsung Electronics Co., Ltd. | Codec bitrate selection in audio object coding |
| CN120435737A (zh) * | 2024-01-04 | 2025-08-05 | 北京小米移动软件有限公司 | 编码和解码方法、设备及存储介质 |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5630011A (en) * | 1990-12-05 | 1997-05-13 | Digital Voice Systems, Inc. | Quantization of harmonic amplitudes representing speech |
| US5311520A (en) * | 1991-08-29 | 1994-05-10 | At&T Bell Laboratories | Method and apparatus for programmable memory control with error regulation and test functions |
| US7657427B2 (en) * | 2002-10-11 | 2010-02-02 | Nokia Corporation | Methods and devices for source controlled variable bit-rate wideband speech coding |
| US9626973B2 (en) | 2005-02-23 | 2017-04-18 | Telefonaktiebolaget L M Ericsson (Publ) | Adaptive bit allocation for multi-channel audio encoding |
| EP1866913B1 (en) | 2005-03-30 | 2008-08-27 | Koninklijke Philips Electronics N.V. | Audio encoding and decoding |
| US8798776B2 (en) * | 2008-09-30 | 2014-08-05 | Dolby International Ab | Transcoding of audio metadata |
| EP2375409A1 (en) | 2010-04-09 | 2011-10-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction |
| KR102185941B1 (ko) * | 2011-07-01 | 2020-12-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 적응형 오디오 신호 생성， 코딩 및 렌더링을 위한 시스템 및 방법 |
| EP2873074A4 (en) * | 2012-07-12 | 2016-04-13 | Nokia Technologies Oy | VECTORIAL QUANTIFICATION |
| MY178710A (en) * | 2012-12-21 | 2020-10-20 | Fraunhofer Ges Forschung | Comfort noise addition for modeling background noise at low bit-rates |
| US9715880B2 (en) | 2013-02-21 | 2017-07-25 | Dolby International Ab | Methods for parametric multi-channel encoding |
| US9852735B2 (en) | 2013-05-24 | 2017-12-26 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| TWI615834B (zh) | 2013-05-31 | 2018-02-21 | Sony Corp | 編碼裝置及方法、解碼裝置及方法、以及程式 |
| EP2830047A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for low delay object metadata coding |
| WO2015056383A1 (ja) * | 2013-10-17 | 2015-04-23 | パナソニック株式会社 | オーディオエンコード装置及びオーディオデコード装置 |
| US9564136B2 (en) * | 2014-03-06 | 2017-02-07 | Dts, Inc. | Post-encoding bitrate reduction of multiple object audio |
| WO2015150480A1 (en) | 2014-04-02 | 2015-10-08 | Dolby International Ab | Exploiting metadata redundancy in immersive audio metadata |
| FR3020732A1 (fr) | 2014-04-30 | 2015-11-06 | Orange | Correction de perte de trame perfectionnee avec information de voisement |
| EP2963949A1 (en) | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation |
| WO2016013164A1 (ja) | 2014-07-25 | 2016-01-28 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 音響信号符号化装置、音響信号復号装置、音響信号符号化方法および音響信号復号方法 |
| WO2016138502A1 (en) * | 2015-02-27 | 2016-09-01 | Arris Enterprises, Inc. | Adaptive joint bitrate allocation |
| WO2016162283A1 (en) * | 2015-04-07 | 2016-10-13 | Dolby International Ab | Audio coding with range extension |
| US9866596B2 (en) * | 2015-05-04 | 2018-01-09 | Qualcomm Incorporated | Methods and systems for virtual conference system using personal communication devices |
| US10395664B2 (en) * | 2016-01-26 | 2019-08-27 | Dolby Laboratories Licensing Corporation | Adaptive Quantization |
| US10573324B2 (en) * | 2016-02-24 | 2020-02-25 | Dolby International Ab | Method and system for bit reservoir control in case of varying metadata |
| FR3048808A1 (fr) * | 2016-03-10 | 2017-09-15 | Orange | Codage et decodage optimise d'informations de spatialisation pour le codage et le decodage parametrique d'un signal audio multicanal |
| EP3605531B1 (en) | 2017-03-28 | 2024-08-21 | Sony Group Corporation | Information processing device, information processing method, and program |
| US10354660B2 (en) | 2017-04-28 | 2019-07-16 | Cisco Technology, Inc. | Audio frame labeling to achieve unequal error protection for audio frames of unequal importance |
| JP7045266B2 (ja) | 2017-06-09 | 2022-03-31 | 日本放送協会 | 音響信号補助情報変換伝送装置及びプログラム |
| US10885921B2 (en) * | 2017-07-07 | 2021-01-05 | Qualcomm Incorporated | Multi-stream audio coding |
| WO2019023488A1 (en) | 2017-07-28 | 2019-01-31 | Dolby Laboratories Licensing Corporation | METHOD AND SYSTEM FOR PROVIDING MULTIMEDIA CONTENT TO A CUSTOMER |
| KR20250016479A (ko) | 2017-09-20 | 2025-02-03 | 보이세지 코포레이션 | 씨이엘피 코덱에 있어서 비트-예산을 효율적으로 분배하는 방법 및 디바이스 |
| US10854209B2 (en) | 2017-10-03 | 2020-12-01 | Qualcomm Incorporated | Multi-stream audio coding |
| CN111164679B (zh) | 2017-10-05 | 2024-04-09 | 索尼公司 | 编码装置和方法、解码装置和方法以及程序 |
| US10999693B2 (en) * | 2018-06-25 | 2021-05-04 | Qualcomm Incorporated | Rendering different portions of audio data using different renderers |
| GB2575305A (en) * | 2018-07-05 | 2020-01-08 | Nokia Technologies Oy | Determination of spatial audio parameter encoding and associated decoding |
| US10359827B1 (en) * | 2018-08-15 | 2019-07-23 | Qualcomm Incorporated | Systems and methods for power conservation in an audio bus |
| US11683487B2 (en) | 2019-03-26 | 2023-06-20 | Qualcomm Incorporated | Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding |
| KR102717379B1 (ko) * | 2019-03-29 | 2024-10-15 | 텔레폰악티에볼라겟엘엠에릭슨(펍) | 멀티 채널 오디오 프레임에서 예측적인 코딩에서 에러 복구를 위한 방법 및 장치 |
| AU2020310952A1 (en) | 2019-07-08 | 2022-01-20 | Voiceage Corporation | Method and system for coding metadata in audio streams and for efficient bitrate allocation to audio streams coding |
-
2020
- 2020-07-07 AU AU2020310952A patent/AU2020310952A1/en not_active Abandoned
- 2020-07-07 JP JP2022500960A patent/JP7739255B2/ja active Active
- 2020-07-07 BR BR112021026678A patent/BR112021026678A2/pt unknown
- 2020-07-07 EP EP20836269.9A patent/EP3997697B1/en active Active
- 2020-07-07 KR KR1020227000308A patent/KR20220034102A/ko active Pending
- 2020-07-07 AU AU2020310084A patent/AU2020310084B2/en active Active
- 2020-07-07 ES ES20836269T patent/ES3035091T3/es active Active
- 2020-07-07 BR BR112021025420A patent/BR112021025420A2/pt unknown
- 2020-07-07 KR KR1020227000309A patent/KR20220034103A/ko active Pending
- 2020-07-07 MX MX2021015476A patent/MX2021015476A/es unknown
- 2020-07-07 WO PCT/CA2020/050944 patent/WO2021003570A1/en not_active Ceased
- 2020-07-07 EP EP20836995.9A patent/EP3997698A4/en active Pending
- 2020-07-07 US US17/596,567 patent/US12154582B2/en active Active
- 2020-07-07 CN CN202080049817.1A patent/CN114097028B/zh active Active
- 2020-07-07 MX MX2021015660A patent/MX2021015660A/es unknown
- 2020-07-07 WO PCT/CA2020/050943 patent/WO2021003569A1/en not_active Ceased
- 2020-07-07 CN CN202080050126.3A patent/CN114072874B/zh active Active
- 2020-07-07 US US17/596,566 patent/US12387734B2/en active Active
- 2020-07-07 JP JP2022500962A patent/JP7699095B2/ja active Active
-
2025
- 2025-07-10 JP JP2025116659A patent/JP2025133926A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| MX2021015660A (es) | 2022-02-03 |
| JP2022539884A (ja) | 2022-09-13 |
| CA3145047A1 (en) | 2021-01-14 |
| BR112021025420A2 (pt) | 2022-02-01 |
| KR20220034102A (ko) | 2022-03-17 |
| MX2021015476A (es) | 2022-01-24 |
| US20220319524A1 (en) | 2022-10-06 |
| JP2022539608A (ja) | 2022-09-12 |
| EP3997697A1 (en) | 2022-05-18 |
| WO2021003570A1 (en) | 2021-01-14 |
| WO2021003569A1 (en) | 2021-01-14 |
| JP7739255B2 (ja) | 2025-09-16 |
| AU2020310084A1 (en) | 2022-01-20 |
| US12154582B2 (en) | 2024-11-26 |
| CN114097028A (zh) | 2022-02-25 |
| CA3145045A1 (en) | 2021-01-14 |
| EP3997697B1 (en) | 2025-05-28 |
| CN114072874B (zh) | 2025-10-17 |
| EP3997698A1 (en) | 2022-05-18 |
| US12387734B2 (en) | 2025-08-12 |
| JP7699095B2 (ja) | 2025-06-26 |
| AU2020310084B2 (en) | 2025-12-04 |
| JP2025133926A (ja) | 2025-09-11 |
| EP3997697A4 (en) | 2023-09-06 |
| CN114097028B (zh) | 2025-10-17 |
| AU2020310952A1 (en) | 2022-01-20 |
| CN114072874A (zh) | 2022-02-18 |
| US20220238127A1 (en) | 2022-07-28 |
| ES3035091T3 (en) | 2025-08-28 |
| EP3997698A4 (en) | 2023-07-19 |
| KR20220034103A (ko) | 2022-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR112021026678A2 (pt) | Método e sistema para codificação de metadados em fluxos de áudio e para alocação eficiente de taxa de bit para codificação de fluxos de áudio | |
| FR3033061B1 (fr) | Systeme et procede de copie a l'ecriture sur un ssd | |
| EP3953814A4 (en) | ELASTIC CALCULATION FOR IN-VEHICLE COMPUTING SYSTEMS | |
| BR112016007360A2 (pt) | previsão ponderada explícita de alta precisão para codificação de vídeo | |
| BR122020002118B8 (pt) | Método e aparelho para codificar e decodificar um fluxo de bits de dados de vídeo e meio de armazenamento legível por computador | |
| BR112014010062A8 (pt) | codificador de objeto de áudio, decodificador de objeto de áudio, método para a codificação de objeto de áudio, método para a decodificação de objeto de áudio, e produto de programa de computador | |
| CL2021002355A1 (es) | Codificación de coeficiente para modo de omisión de transformación | |
| BR112015017064A2 (pt) | sistema e método para otimizar o nível de intensidade do som e a faixa dinâmica através de dispositivos de reprodução diferentes | |
| BR112018007365A2 (pt) | sistema de configuração de serviço de aplicativo | |
| BR112017014381A2 (pt) | sistemas e métodos para acesso ao mercado de mão de obra | |
| BR112012031218A2 (pt) | método de fornecer um serviço de fluxo contínuo de multímidia por intermédio de uma rede, método de receber um serviço de fluxo contínuo para receber multimídia por intermédio de uma rede, e meio de gravação legível por computador. | |
| ES3059270T3 (en) | Systems and methods for encoding and sharing content between devices | |
| BR112015031252A2 (pt) | método para detectar locais de limite de camada subsuperficial, meio legível por computador não transitório codificado com instruções e sistema de perfilagem de resistividade | |
| MX2021015312A (es) | Codificador, decodificador, metodos y programas informaticos con una escala mejorada basada en transformacion. | |
| MX382124B (es) | Asignacion de tasa de bits de pendiente constante para codificacion distribuida. | |
| BR112017001040A2 (pt) | redução do atraso na telefonia por vídeo | |
| MX2016012826A (es) | Metodo y sistema para activar, adquirir y comunicar datos del pozo de sondeo para un sistema de medicion durante la perforacion. | |
| BR112015029132A2 (pt) | codificação de cenas de áudio | |
| BR112019002915A2 (pt) | método e dispositivo de comunicação de dados | |
| BR112016029148A2 (pt) | método e aparelho para a codificação/decodificação de direções de sinais direcionais dominantes dentro de sub-bandas de uma representação de sinal de hoa | |
| BR112018010465A8 (pt) | método de codificação de vídeo, dispositivo de codificação de vídeo, método de decodificação de vídeo, dispositivo de decodificação de vídeo, programa e sistema de vídeo | |
| GB2600624A9 (en) | Adaptive bit rate ratio control | |
| BR112018069914A2 (pt) | sistemas e métodos para manejar o silêncio em fluxos de áudio | |
| BR112018073216A2 (pt) | método de transmissão de dados, dispositivo de rede e equipamento de usuário | |
| BR112019022986A2 (pt) | método de transmissão de informações de controle, e dispositivo, meio de armazenamento legível por computador e programa de computador |