PL3391370T3 - Adaptacyjne przetwarzanie redukcji kanałów do kodowania wielokanałowego sygnału audio - Google Patents
Adaptacyjne przetwarzanie redukcji kanałów do kodowania wielokanałowego sygnału audioInfo
- Publication number
- PL3391370T3 PL3391370T3 PL16825835.8T PL16825835T PL3391370T3 PL 3391370 T3 PL3391370 T3 PL 3391370T3 PL 16825835 T PL16825835 T PL 16825835T PL 3391370 T3 PL3391370 T3 PL 3391370T3
- Authority
- PL
- Poland
- Prior art keywords
- channel
- encoding
- audio signal
- reduction processing
- adaptive
- Prior art date
Links
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
- G10L19/008—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)
- Mathematical Physics (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)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1562485A FR3045915A1 (fr) | 2015-12-16 | 2015-12-16 | Traitement de reduction de canaux adaptatif pour le codage d'un signal audio multicanal |
| PCT/FR2016/053353 WO2017103418A1 (fr) | 2015-12-16 | 2016-12-13 | Traitement de réduction de canaux adaptatif pour le codage d'un signal audio multicanal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3391370T3 true PL3391370T3 (pl) | 2026-04-20 |
Family
ID=55646738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL16825835.8T PL3391370T3 (pl) | 2015-12-16 | 2016-12-13 | Adaptacyjne przetwarzanie redukcji kanałów do kodowania wielokanałowego sygnału audio |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10553223B2 (pl) |
| EP (1) | EP3391370B1 (pl) |
| CN (2) | CN118366463A (pl) |
| ES (1) | ES3062959T3 (pl) |
| FR (1) | FR3045915A1 (pl) |
| PL (1) | PL3391370T3 (pl) |
| WO (1) | WO2017103418A1 (pl) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742521B (zh) * | 2016-08-10 | 2021-08-13 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
| CN108269577B (zh) | 2016-12-30 | 2019-10-22 | 华为技术有限公司 | 立体声编码方法及立体声编码器 |
| CN109427337B (zh) * | 2017-08-23 | 2021-03-30 | 华为技术有限公司 | 立体声信号编码时重建信号的方法和装置 |
| GB201718341D0 (en) | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
| GB2572650A (en) | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
| GB2574239A (en) | 2018-05-31 | 2019-12-04 | Nokia Technologies Oy | Signalling of spatial audio parameters |
| WO2020094263A1 (en) * | 2018-11-05 | 2020-05-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and audio signal processor, for providing a processed audio signal representation, audio decoder, audio encoder, methods and computer programs |
| CN111332197B (zh) * | 2020-03-09 | 2021-08-03 | 湖北亿咖通科技有限公司 | 一种车载娱乐系统的灯光控制方法、装置及车载娱乐系统 |
| EP4557772A3 (en) * | 2020-03-09 | 2025-07-23 | Nippon Telegraph And Telephone Corporation | Sound signal downmixing method, sound signal coding method, sound signal downmixing device, sound signal coding device, program, and recording medium |
| US12499898B2 (en) * | 2020-11-05 | 2025-12-16 | Ntt, Inc. | Sound signal refinement method, sound signal decode method, apparatus thereof, program, and storage medium |
| JP7491393B2 (ja) * | 2020-11-05 | 2024-05-28 | 日本電信電話株式会社 | 音信号精製方法、音信号復号方法、これらの装置、プログラム及び記録媒体 |
| WO2022097240A1 (ja) * | 2020-11-05 | 2022-05-12 | 日本電信電話株式会社 | 音信号高域補償方法、音信号後処理方法、音信号復号方法、これらの装置、プログラム、および記録媒体 |
| US12406678B2 (en) * | 2020-11-05 | 2025-09-02 | Nippon Telegraph And Telephone Corporation | Sound signal purification using decoded monaural signals |
| UA130176C2 (uk) | 2020-12-02 | 2025-12-03 | Долбі Лабораторіс Лайсензін Корпорейшн | Носій інформації та спосіб кодування звукового сигналу, в якому використовують стратегію понижувального мікшування |
| WO2022164229A1 (ko) | 2021-01-27 | 2022-08-04 | 삼성전자 주식회사 | 오디오 처리 장치 및 방법 |
| FR3147898A1 (fr) | 2023-04-13 | 2024-10-18 | Orange | Traitement optimisé de réduction de canaux d’un signal audio stéréophonique |
| FR3148316A1 (fr) | 2023-04-27 | 2024-11-01 | Orange | Traitement optimisé de réduction de canaux d’un signal audio stéréophonique |
| EP4695799A1 (fr) | 2023-04-13 | 2026-02-18 | Orange | Traitement optimisé de réduction de canaux d'un signal audio stéréophonique |
| FR3149160A1 (fr) | 2023-05-23 | 2024-11-29 | Orange | Traitement optimisé de réduction de canaux d’un signal audio stéréophonique |
| FR3157767A1 (fr) * | 2023-12-22 | 2025-06-27 | Orange | Traitement de réduction de canaux d’un signal audio stéréophonique par remise en phase optimisée |
| FR3157766A1 (fr) * | 2023-12-22 | 2025-06-27 | Orange | Transition entre deux modes de traitement de réduction de canaux avec contrôle de niveau optimisé. |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004042819A1 (de) * | 2004-09-03 | 2006-03-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals |
| JP5214058B2 (ja) * | 2009-03-17 | 2013-06-19 | ドルビー インターナショナル アーベー | 適応的に選択可能な左／右又はミッド／サイド・ステレオ符号化及びパラメトリック・ステレオ符号化の組み合わせに基づいた高度ステレオ符号化 |
| KR101756838B1 (ko) * | 2010-10-13 | 2017-07-11 | 삼성전자주식회사 | 다채널 오디오 신호를 다운 믹스하는 방법 및 장치 |
| FR2966634A1 (fr) * | 2010-10-22 | 2012-04-27 | France Telecom | Codage/decodage parametrique stereo ameliore pour les canaux en opposition de phase |
| CN102446507B (zh) * | 2011-09-27 | 2013-04-17 | 华为技术有限公司 | 一种下混信号生成、还原的方法和装置 |
| ITTO20120274A1 (it) * | 2012-03-27 | 2013-09-28 | Inst Rundfunktechnik Gmbh | Dispositivo per il missaggio di almeno due segnali audio. |
| EP2830053A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal |
-
2015
- 2015-12-16 FR FR1562485A patent/FR3045915A1/fr active Pending
-
2016
- 2016-12-13 PL PL16825835.8T patent/PL3391370T3/pl unknown
- 2016-12-13 WO PCT/FR2016/053353 patent/WO2017103418A1/fr not_active Ceased
- 2016-12-13 EP EP16825835.8A patent/EP3391370B1/fr active Active
- 2016-12-13 ES ES16825835T patent/ES3062959T3/es active Active
- 2016-12-13 CN CN202410343251.3A patent/CN118366463A/zh active Pending
- 2016-12-13 CN CN201680072547.XA patent/CN108369810B/zh active Active
- 2016-12-13 US US16/063,090 patent/US10553223B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3391370C0 (fr) | 2025-11-19 |
| ES3062959T3 (en) | 2026-04-14 |
| US20190156841A1 (en) | 2019-05-23 |
| EP3391370B1 (fr) | 2025-11-19 |
| WO2017103418A1 (fr) | 2017-06-22 |
| FR3045915A1 (fr) | 2017-06-23 |
| US10553223B2 (en) | 2020-02-04 |
| CN118366463A (zh) | 2024-07-19 |
| CN108369810B (zh) | 2024-04-02 |
| CN108369810A (zh) | 2018-08-03 |
| EP3391370A1 (fr) | 2018-10-24 |
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