PL3818520T3 - Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego - Google Patents
Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnegoInfo
- Publication number
- PL3818520T3 PL3818520T3 PL19732704.2T PL19732704T PL3818520T3 PL 3818520 T3 PL3818520 T3 PL 3818520T3 PL 19732704 T PL19732704 T PL 19732704T PL 3818520 T3 PL3818520 T3 PL 3818520T3
- Authority
- PL
- Poland
- Prior art keywords
- signal
- encodering
- processing
- whitening
- audio
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18181767 | 2018-07-04 | ||
| PCT/EP2019/067256 WO2020007719A1 (en) | 2018-07-04 | 2019-06-27 | Multisignal audio coding using signal whitening as preprocessing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3818520T3 true PL3818520T3 (pl) | 2024-06-03 |
Family
ID=62985884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19732704.2T PL3818520T3 (pl) | 2018-07-04 | 2019-06-27 | Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US12367883B2 (pl) |
| EP (2) | EP4336497B1 (pl) |
| JP (2) | JP7384893B2 (pl) |
| KR (1) | KR102606259B1 (pl) |
| CN (1) | CN112639967B (pl) |
| AR (1) | AR116665A1 (pl) |
| AU (2) | AU2019298307A1 (pl) |
| BR (1) | BR112020026967A2 (pl) |
| CA (1) | CA3105508C (pl) |
| ES (1) | ES2971838T3 (pl) |
| MX (1) | MX2020014077A (pl) |
| MY (1) | MY206514A (pl) |
| PL (1) | PL3818520T3 (pl) |
| RU (1) | RU2769788C1 (pl) |
| SG (1) | SG11202012936VA (pl) |
| TW (1) | TWI720530B (pl) |
| WO (1) | WO2020007719A1 (pl) |
| ZA (1) | ZA202100719B (pl) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MY206514A (en) * | 2018-07-04 | 2024-12-19 | Fraunhofer Ges Zur Frderung Der Angewandten Forschung E V | Multisignal audio coding using signal whitening as preprocessing |
| GB2592896A (en) * | 2020-01-13 | 2021-09-15 | Nokia Technologies Oy | Spatial audio parameter encoding and associated decoding |
| US11664037B2 (en) * | 2020-05-22 | 2023-05-30 | Electronics And Telecommunications Research Institute | Methods of encoding and decoding speech signal using neural network model recognizing sound sources, and encoding and decoding apparatuses for performing the same |
| AU2021303726B2 (en) * | 2020-07-07 | 2024-06-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio quantizer and audio dequantizer and related methods |
| CN113948095B (zh) * | 2020-07-17 | 2025-02-25 | 华为技术有限公司 | 多声道音频信号的编解码方法和装置 |
| CN113948097B (zh) * | 2020-07-17 | 2025-06-13 | 华为技术有限公司 | 多声道音频信号编码方法和装置 |
| CN114023338B (zh) * | 2020-07-17 | 2025-06-03 | 华为技术有限公司 | 多声道音频信号的编码方法和装置 |
| CN121034323A (zh) | 2020-07-17 | 2025-11-28 | 华为技术有限公司 | 多声道音频信号编解码方法和装置 |
| KR20220151953A (ko) * | 2021-05-07 | 2022-11-15 | 한국전자통신연구원 | 부가 정보를 이용한 오디오 신호의 부호화 및 복호화 방법과 그 방법을 수행하는 부호화기 및 복호화기 |
| CN115410584A (zh) * | 2021-05-28 | 2022-11-29 | 华为技术有限公司 | 多声道音频信号的编码方法和装置 |
| CN115472171B (zh) * | 2021-06-11 | 2024-11-22 | 华为技术有限公司 | 编解码方法、装置、设备、存储介质及计算机程序 |
| KR20230004007A (ko) | 2021-06-30 | 2023-01-06 | 삼성전자주식회사 | 오디오 데이터에 오디오 효과의 중복 적용을 방지하는 방법 및 이를 지원하는 전자 장치 |
| WO2023113490A1 (ko) * | 2021-12-15 | 2023-06-22 | 한국전자통신연구원 | 복소수 데이터를 이용한 오디오 처리 방법 및 그를 수행하는 장치 |
| JPWO2023153228A1 (pl) * | 2022-02-08 | 2023-08-17 | ||
| GB2624890A (en) * | 2022-11-29 | 2024-06-05 | Nokia Technologies Oy | Parametric spatial audio encoding |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2676266A (en) | 1951-03-10 | 1954-04-20 | California Inst Res Found | Cloud chamber |
| US7716043B2 (en) * | 2005-10-24 | 2010-05-11 | Lg Electronics Inc. | Removing time delays in signal paths |
| US7831434B2 (en) | 2006-01-20 | 2010-11-09 | Microsoft Corporation | Complex-transform channel coding with extended-band frequency coding |
| CN101115051B (zh) * | 2006-07-25 | 2011-08-10 | 华为技术有限公司 | 音频信号处理方法、系统以及音频信号收发装置 |
| ATE518224T1 (de) * | 2008-01-04 | 2011-08-15 | Dolby Int Ab | Audiokodierer und -dekodierer |
| TWI800092B (zh) * | 2010-12-03 | 2023-04-21 | 美商杜比實驗室特許公司 | 音頻解碼裝置、音頻解碼方法及音頻編碼方法 |
| EP2469741A1 (en) | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| BR112013020592B1 (pt) | 2011-02-14 | 2021-06-22 | Fraunhofer-Gellschaft Zur Fôrderung Der Angewandten Forschung E. V. | Codec de áudio utilizando síntese de ruído durante fases inativas |
| KR102201713B1 (ko) | 2012-07-19 | 2021-01-12 | 돌비 인터네셔널 에이비 | 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스 |
| US9401153B2 (en) * | 2012-10-15 | 2016-07-26 | Digimarc Corporation | Multi-mode audio recognition and auxiliary data encoding and decoding |
| JP2015011076A (ja) | 2013-06-26 | 2015-01-19 | 日本放送協会 | 音響信号符号化装置、音響信号符号化方法、および音響信号復号化装置 |
| 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 |
| ES2653975T3 (es) | 2013-07-22 | 2018-02-09 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Decodificador de audio multicanal, codificador de audio multicanal, procedimientos, programa informático y representación de audio codificada mediante el uso de una decorrelación de señales de audio renderizadas |
| EP2830061A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
| TWI634547B (zh) | 2013-09-12 | 2018-09-01 | 瑞典商杜比國際公司 | 在包含至少四音訊聲道的多聲道音訊系統中之解碼方法、解碼裝置、編碼方法以及編碼裝置以及包含電腦可讀取的媒體之電腦程式產品 |
| EP3561809B1 (en) * | 2013-09-12 | 2023-11-22 | Dolby International AB | Method for decoding and decoder. |
| EP2980794A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| EP3067886A1 (en) | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| EP3067889A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and apparatus for signal-adaptive transform kernel switching in audio coding |
| EP3067885A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
| JP6721977B2 (ja) * | 2015-12-15 | 2020-07-15 | 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Ｐａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | 音声音響信号符号化装置、音声音響信号復号装置、音声音響信号符号化方法、及び、音声音響信号復号方法 |
| CN109074812B (zh) | 2016-01-22 | 2023-11-17 | 弗劳恩霍夫应用研究促进协会 | 用于具有全局ild和改进的中/侧决策的mdct m/s立体声的装置和方法 |
| MY206514A (en) * | 2018-07-04 | 2024-12-19 | Fraunhofer Ges Zur Frderung Der Angewandten Forschung E V | Multisignal audio coding using signal whitening as preprocessing |
| US10622003B2 (en) | 2018-07-12 | 2020-04-14 | Intel IP Corporation | Joint beamforming and echo cancellation for reduction of noise and non-linear echo |
-
2019
- 2019-06-27 MY MYPI2020006831A patent/MY206514A/en unknown
- 2019-06-27 RU RU2021102388A patent/RU2769788C1/ru active
- 2019-06-27 EP EP24153258.9A patent/EP4336497B1/en active Active
- 2019-06-27 KR KR1020217003630A patent/KR102606259B1/ko active Active
- 2019-06-27 CA CA3105508A patent/CA3105508C/en active Active
- 2019-06-27 EP EP19732704.2A patent/EP3818520B1/en active Active
- 2019-06-27 JP JP2021500045A patent/JP7384893B2/ja active Active
- 2019-06-27 WO PCT/EP2019/067256 patent/WO2020007719A1/en not_active Ceased
- 2019-06-27 AU AU2019298307A patent/AU2019298307A1/en not_active Abandoned
- 2019-06-27 SG SG11202012936VA patent/SG11202012936VA/en unknown
- 2019-06-27 CN CN201980056603.4A patent/CN112639967B/zh active Active
- 2019-06-27 BR BR112020026967-0A patent/BR112020026967A2/pt unknown
- 2019-06-27 ES ES19732704T patent/ES2971838T3/es active Active
- 2019-06-27 MX MX2020014077A patent/MX2020014077A/es unknown
- 2019-06-27 PL PL19732704.2T patent/PL3818520T3/pl unknown
- 2019-07-03 TW TW108123478A patent/TWI720530B/zh active
- 2019-07-04 AR ARP190101899A patent/AR116665A1/es active IP Right Grant
-
2020
- 2020-12-17 US US17/124,628 patent/US12367883B2/en active Active
-
2021
- 2021-02-02 ZA ZA2021/00719A patent/ZA202100719B/en unknown
-
2022
- 2022-09-20 AU AU2022235537A patent/AU2022235537B2/en active Active
-
2023
- 2023-11-09 JP JP2023191220A patent/JP2024010207A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR102606259B1 (ko) | 2023-11-29 |
| CN112639967B (zh) | 2025-01-07 |
| JP2024010207A (ja) | 2024-01-23 |
| JP2021529354A (ja) | 2021-10-28 |
| EP4336497B1 (en) | 2025-12-10 |
| MX2020014077A (es) | 2021-03-09 |
| BR112020026967A2 (pt) | 2021-03-30 |
| CN112639967A (zh) | 2021-04-09 |
| AR116665A1 (es) | 2021-06-02 |
| RU2769788C1 (ru) | 2022-04-06 |
| TW202016924A (zh) | 2020-05-01 |
| WO2020007719A1 (en) | 2020-01-09 |
| ZA202100719B (en) | 2022-08-31 |
| AU2022235537B2 (en) | 2024-06-13 |
| SG11202012936VA (en) | 2021-01-28 |
| KR20210040974A (ko) | 2021-04-14 |
| JP7384893B2 (ja) | 2023-11-21 |
| US20210104249A1 (en) | 2021-04-08 |
| AU2019298307A1 (en) | 2021-02-25 |
| EP4336497A2 (en) | 2024-03-13 |
| ES2971838T3 (es) | 2024-06-10 |
| TWI720530B (zh) | 2021-03-01 |
| MY206514A (en) | 2024-12-19 |
| US12367883B2 (en) | 2025-07-22 |
| EP3818520A1 (en) | 2021-05-12 |
| EP3818520C0 (en) | 2024-01-24 |
| AU2022235537A1 (en) | 2022-10-13 |
| EP4336497A3 (en) | 2024-03-20 |
| CA3105508C (en) | 2024-03-26 |
| EP3818520B1 (en) | 2024-01-24 |
| CA3105508A1 (en) | 2020-01-09 |
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