MX2021015476A - Metodo y sistema para codificar metadatos en flujos de audio y para una adaptacion flexible de tasas de bits intra-objetos e inter-objetos. - Google Patents
Metodo y sistema para codificar metadatos en flujos de audio y para una adaptacion flexible de tasas de bits intra-objetos e inter-objetos.Info
- Publication number
- MX2021015476A MX2021015476A MX2021015476A MX2021015476A MX2021015476A MX 2021015476 A MX2021015476 A MX 2021015476A MX 2021015476 A MX2021015476 A MX 2021015476A MX 2021015476 A MX2021015476 A MX 2021015476A MX 2021015476 A MX2021015476 A MX 2021015476A
- Authority
- MX
- Mexico
- Prior art keywords
- audio streams
- metadata
- audio
- inter
- bitrate adaptation
- Prior art date
Links
- 230000006978 adaptation Effects 0.000 title 1
- 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
- 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
- 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
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/CA2020/050943 WO2021003569A1 (en) | 2019-07-08 | 2020-07-07 | Method and system for coding metadata in audio streams and for flexible intra-object and inter-object bitrate adaptation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2021015476A true MX2021015476A (es) | 2022-01-24 |
Family
ID=74113835
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021015476A MX2021015476A (es) | 2019-07-08 | 2020-07-07 | Metodo y sistema para codificar metadatos en flujos de audio y para una adaptacion flexible de tasas de bits intra-objetos e inter-objetos. |
| MX2021015660A MX2021015660A (es) | 2019-07-08 | 2020-07-07 | Metodo y sistema para la codificacion de metadatos en transmisiones de audio y para la asignacion eficiente de tasa de bits a la codificacion de transmisiones de audio. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021015660A MX2021015660A (es) | 2019-07-08 | 2020-07-07 | Metodo y sistema para la codificacion de metadatos en transmisiones de audio y para la asignacion eficiente de tasa de bits a la codificacion de transmisiones de audio. |
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 |
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| 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 |
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| 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 |
|---|---|
| BR112021026678A2 (pt) | 2022-02-15 |
| 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 |
| 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 |
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