JPWO2021003570A5 - - Google Patents
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- JPWO2021003570A5 JPWO2021003570A5 JP2022500962A JP2022500962A JPWO2021003570A5 JP WO2021003570 A5 JPWO2021003570 A5 JP WO2021003570A5 JP 2022500962 A JP2022500962 A JP 2022500962A JP 2022500962 A JP2022500962 A JP 2022500962A JP WO2021003570 A5 JPWO2021003570 A5 JP WO2021003570A5
- Authority
- JP
- Japan
- Prior art keywords
- coding
- bit
- audio
- bit budget
- audio stream
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962871253P | 2019-07-08 | 2019-07-08 | |
| US62/871,253 | 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 (4)
| Publication Number | Publication Date |
|---|---|
| JP2022539608A JP2022539608A (ja) | 2022-09-12 |
| JPWO2021003570A5 true JPWO2021003570A5 (https=) | 2023-07-13 |
| JP2022539608A5 JP2022539608A5 (https=) | 2023-07-13 |
| JP7699095B2 JP7699095B2 (ja) | 2025-06-26 |
Family
ID=74113835
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022500960A Active JP7739255B2 (ja) | 2019-07-08 | 2020-07-07 | オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム |
| JP2022500962A Active JP7699095B2 (ja) | 2019-07-08 | 2020-07-07 | オーディオストリーム内のメタデータのコーディングのためおよびオーディオストリームのコーディングへの効率的なビットレートの割り当てのための方法およびシステム |
| JP2025116659A Pending JP2025133926A (ja) | 2019-07-08 | 2025-07-10 | オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022500960A Active JP7739255B2 (ja) | 2019-07-08 | 2020-07-07 | オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025116659A Pending JP2025133926A (ja) | 2019-07-08 | 2025-07-10 | オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム |
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
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