PL4165629T3 - Sposoby i urządzenia do kodowania dekodowania przestrzennego szumu tła w obrębie welokanałowego sygnału wejściowego - Google Patents
Sposoby i urządzenia do kodowania dekodowania przestrzennego szumu tła w obrębie welokanałowego sygnału wejściowegoInfo
- Publication number
- PL4165629T3 PL4165629T3 PL21739829.6T PL21739829T PL4165629T3 PL 4165629 T3 PL4165629 T3 PL 4165629T3 PL 21739829 T PL21739829 T PL 21739829T PL 4165629 T3 PL4165629 T3 PL 4165629T3
- Authority
- PL
- Poland
- Prior art keywords
- multichannels
- coding
- methods
- devices
- input signal
- 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
-
- 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
- G10L19/012—Comfort noise or silence coding
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L21/0224—Processing in the time domain
-
- 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)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063037650P | 2020-06-11 | 2020-06-11 | |
| US202163193946P | 2021-05-27 | 2021-05-27 | |
| PCT/US2021/036714 WO2021252705A1 (en) | 2020-06-11 | 2021-06-10 | Methods and devices for encoding and/or decoding spatial background noise within a multi-channel input signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4165629T3 true PL4165629T3 (pl) | 2025-07-07 |
Family
ID=76845310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21739829.6T PL4165629T3 (pl) | 2020-06-11 | 2021-06-10 | Sposoby i urządzenia do kodowania dekodowania przestrzennego szumu tła w obrębie welokanałowego sygnału wejściowego |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US20230215445A1 (pl) |
| EP (2) | EP4165629B1 (pl) |
| JP (1) | JP2023530409A (pl) |
| KR (1) | KR20230023725A (pl) |
| CN (1) | CN115867964A (pl) |
| AU (1) | AU2021288690A1 (pl) |
| BR (1) | BR112022025226A2 (pl) |
| CA (1) | CA3185659A1 (pl) |
| DK (1) | DK4165629T3 (pl) |
| ES (1) | ES3032871T3 (pl) |
| FI (1) | FI4165629T3 (pl) |
| HU (1) | HUE071538T2 (pl) |
| IL (2) | IL298725B1 (pl) |
| MX (1) | MX2022015324A (pl) |
| PL (1) | PL4165629T3 (pl) |
| WO (1) | WO2021252705A1 (pl) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022262750A1 (zh) * | 2021-06-15 | 2022-12-22 | 北京字跳网络技术有限公司 | 音频渲染系统、方法和电子设备 |
| US20250140271A1 (en) * | 2021-08-30 | 2025-05-01 | Nokia Technologies Oy | Silence descriptor using spatial parameters |
| WO2024051955A1 (en) * | 2022-09-09 | 2024-03-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder and decoding method for discontinuous transmission of parametrically coded independent streams with metadata |
| WO2024051954A1 (en) * | 2022-09-09 | 2024-03-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder and encoding method for discontinuous transmission of parametrically coded independent streams with metadata |
| CN118800253A (zh) * | 2023-04-13 | 2024-10-18 | 华为技术有限公司 | 场景音频信号的解码方法和装置 |
| CN120726346B (zh) * | 2025-08-20 | 2025-12-05 | 杭州微帧信息科技有限公司 | 一种移动端图像处理方法、装置、电子设备和存储介质 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI396188B (zh) * | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
| MX2010004138A (es) * | 2007-10-17 | 2010-04-30 | Ten Forschung Ev Fraunhofer | Codificacion de audio usando conversion de estereo a multicanal. |
| BR112012007138B1 (pt) * | 2009-09-29 | 2021-11-30 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Decodificador de sinal de áudio, codificador de sinal de áudio, método para prover uma representação de mescla ascendente de sinal, método para prover uma representação de mescla descendente de sinal e fluxo de bits usando um valor de parâmetro comum de correlação intra- objetos |
| WO2014046916A1 (en) * | 2012-09-21 | 2014-03-27 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| CN104050969A (zh) | 2013-03-14 | 2014-09-17 | 杜比实验室特许公司 | 空间舒适噪声 |
| EP2830056A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain |
| EP3061089B1 (en) * | 2013-10-21 | 2018-01-17 | Dolby International AB | Parametric reconstruction of audio signals |
| RU2704266C2 (ru) * | 2014-10-31 | 2019-10-25 | Долби Интернешнл Аб | Параметрическое кодирование и декодирование многоканальных аудиосигналов |
| CN108140393B (zh) * | 2016-09-28 | 2023-10-20 | 华为技术有限公司 | 一种处理多声道音频信号的方法、装置和系统 |
| US11322164B2 (en) * | 2018-01-18 | 2022-05-03 | Dolby Laboratories Licensing Corporation | Methods and devices for coding soundfield representation signals |
| JP7085640B2 (ja) * | 2018-04-05 | 2022-06-16 | テレフオンアクチーボラゲット エルエム エリクソン（パブル） | 快適雑音の生成のサポート |
| ES2956797T3 (es) * | 2018-06-28 | 2023-12-28 | Ericsson Telefon Ab L M | Determinación de parámetros de ruido de confort adaptable |
| PH12021550956A1 (en) * | 2018-10-31 | 2022-05-02 | Nokia Technologies Oy | Determination of spatial audio parameter encoding and associated decoding |
-
2021
- 2021-06-10 FI FIEP21739829.6T patent/FI4165629T3/fi active
- 2021-06-10 CA CA3185659A patent/CA3185659A1/en active Pending
- 2021-06-10 AU AU2021288690A patent/AU2021288690A1/en active Pending
- 2021-06-10 EP EP21739829.6A patent/EP4165629B1/en active Active
- 2021-06-10 EP EP25175135.0A patent/EP4576075A3/en active Pending
- 2021-06-10 ES ES21739829T patent/ES3032871T3/es active Active
- 2021-06-10 JP JP2022575887A patent/JP2023530409A/ja active Pending
- 2021-06-10 WO PCT/US2021/036714 patent/WO2021252705A1/en not_active Ceased
- 2021-06-10 MX MX2022015324A patent/MX2022015324A/es unknown
- 2021-06-10 HU HUE21739829A patent/HUE071538T2/hu unknown
- 2021-06-10 US US18/000,862 patent/US20230215445A1/en active Pending
- 2021-06-10 CN CN202180049679.1A patent/CN115867964A/zh active Pending
- 2021-06-10 BR BR112022025226A patent/BR112022025226A2/pt unknown
- 2021-06-10 KR KR1020237000829A patent/KR20230023725A/ko active Pending
- 2021-06-10 DK DK21739829.6T patent/DK4165629T3/da active
- 2021-06-10 PL PL21739829.6T patent/PL4165629T3/pl unknown
-
2022
- 2022-12-01 IL IL298725A patent/IL298725B1/en unknown
-
2025
- 2025-09-29 IL IL323655A patent/IL323655A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2021288690A1 (en) | 2023-01-19 |
| EP4576075A3 (en) | 2025-07-02 |
| FI4165629T3 (fi) | 2025-07-09 |
| BR112022025226A2 (pt) | 2023-01-03 |
| HUE071538T2 (hu) | 2025-09-28 |
| WO2021252705A1 (en) | 2021-12-16 |
| CA3185659A1 (en) | 2021-12-16 |
| EP4165629B1 (en) | 2025-05-14 |
| EP4165629A1 (en) | 2023-04-19 |
| CN115867964A (zh) | 2023-03-28 |
| KR20230023725A (ko) | 2023-02-17 |
| EP4576075A2 (en) | 2025-06-25 |
| JP2023530409A (ja) | 2023-07-18 |
| ES3032871T3 (en) | 2025-07-28 |
| IL323655A (en) | 2025-11-01 |
| MX2022015324A (es) | 2023-02-27 |
| IL298725A (en) | 2023-02-01 |
| DK4165629T3 (da) | 2025-06-02 |
| US20230215445A1 (en) | 2023-07-06 |
| IL298725B1 (en) | 2025-11-01 |
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