PL4336497T3 - Wielo-sygnałowy enkoder, wielo-sygnałowy dekoder, oraz powiązane sposoby wykorzystania wybielania sygnału lub przetwarzania końcowego sygnału - Google Patents
Wielo-sygnałowy enkoder, wielo-sygnałowy dekoder, oraz powiązane sposoby wykorzystania wybielania sygnału lub przetwarzania końcowego sygnałuInfo
- Publication number
- PL4336497T3 PL4336497T3 PL24153258.9T PL24153258T PL4336497T3 PL 4336497 T3 PL4336497 T3 PL 4336497T3 PL 24153258 T PL24153258 T PL 24153258T PL 4336497 T3 PL4336497 T3 PL 4336497T3
- Authority
- PL
- Poland
- Prior art keywords
- signal
- postpart
- whiteness
- encoder
- processing approaches
- 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
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- 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
-
- 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
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18181767 | 2018-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4336497T3 true PL4336497T3 (pl) | 2026-04-13 |
Family
ID=62985884
Family Applications (2)
| 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 |
| PL24153258.9T PL4336497T3 (pl) | 2018-07-04 | 2019-06-27 | Wielo-sygnałowy enkoder, wielo-sygnałowy dekoder, oraz powiązane sposoby wykorzystania wybielania sygnału lub przetwarzania końcowego sygnału |
Family Applications Before (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) | EP3818520B1 (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 (2) | ES3059239T3 (pl) |
| MX (1) | MX2020014077A (pl) |
| MY (1) | MY206514A (pl) |
| PL (2) | 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 |
|---|---|---|---|---|
| ES3059239T3 (en) * | 2018-07-04 | 2026-03-19 | Fraunhofer Ges Forschung | Multisignal encoder, multisignal decoder, and related methods using signal whitening or signal post processing |
| 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 |
| WO2022008454A1 (en) | 2020-07-07 | 2022-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio quantizer and audio dequantizer and related methods |
| 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 |
| 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 |
| 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 |
| 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 |
| US20250104721A1 (en) * | 2021-12-15 | 2025-03-27 | Electronics And Telecommunications Research Institute | Audio processing method using complex number data, and apparatus for performing same |
| US20250191596A1 (en) * | 2022-02-08 | 2025-06-12 | Panasonic Intellectual Property Corporation Of America | Encoding device and encoding method |
| 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 |
| TWI896112B (zh) * | 2010-12-03 | 2025-09-01 | 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 |
| MY165853A (en) | 2011-02-14 | 2018-05-18 | Fraunhofer Ges Forschung | Linear prediction based coding scheme using spectral domain noise shaping |
| KR102429953B1 (ko) | 2012-07-19 | 2022-08-08 | 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 |
| EP2830054A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework |
| SG11201600466PA (en) | 2013-07-22 | 2016-02-26 | Fraunhofer Ges Forschung | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals |
| EP3293734B1 (en) * | 2013-09-12 | 2019-05-15 | Dolby International AB | Decoding of multichannel audio content |
| TWI774136B (zh) * | 2013-09-12 | 2022-08-11 | 瑞典商杜比國際公司 | 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統 |
| 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 |
| 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 |
| 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 |
| 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 |
| KR102230668B1 (ko) | 2016-01-22 | 2021-03-22 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 미드/사이드 결정이 개선된 전역 ild를 갖는 mdct m/s 스테레오의 장치 및 방법 |
| ES3059239T3 (en) * | 2018-07-04 | 2026-03-19 | Fraunhofer Ges Forschung | Multisignal encoder, multisignal decoder, and related methods using signal whitening or signal post processing |
| 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 ES ES24153258T patent/ES3059239T3/es active Active
- 2019-06-27 MY MYPI2020006831A patent/MY206514A/en unknown
- 2019-06-27 MX MX2020014077A patent/MX2020014077A/es unknown
- 2019-06-27 BR BR112020026967-0A patent/BR112020026967A2/pt unknown
- 2019-06-27 AU AU2019298307A patent/AU2019298307A1/en not_active Abandoned
- 2019-06-27 CA CA3105508A patent/CA3105508C/en active Active
- 2019-06-27 KR KR1020217003630A patent/KR102606259B1/ko active Active
- 2019-06-27 ES ES19732704T patent/ES2971838T3/es active Active
- 2019-06-27 WO PCT/EP2019/067256 patent/WO2020007719A1/en not_active Ceased
- 2019-06-27 SG SG11202012936VA patent/SG11202012936VA/en unknown
- 2019-06-27 PL PL19732704.2T patent/PL3818520T3/pl unknown
- 2019-06-27 CN CN201980056603.4A patent/CN112639967B/zh active Active
- 2019-06-27 RU RU2021102388A patent/RU2769788C1/ru active
- 2019-06-27 JP JP2021500045A patent/JP7384893B2/ja active Active
- 2019-06-27 EP EP19732704.2A patent/EP3818520B1/en active Active
- 2019-06-27 EP EP24153258.9A patent/EP4336497B1/en active Active
- 2019-06-27 PL PL24153258.9T patent/PL4336497T3/pl unknown
- 2019-07-03 TW TW108123478A patent/TWI720530B/zh active
- 2019-07-04 AR ARP190101899A patent/AR116665A1/es active IP Right Grant
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2020
- 2020-12-17 US US17/124,628 patent/US12367883B2/en active Active
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2021
- 2021-02-02 ZA ZA2021/00719A patent/ZA202100719B/en unknown
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2022
- 2022-09-20 AU AU2022235537A patent/AU2022235537B2/en active Active
-
2023
- 2023-11-09 JP JP2023191220A patent/JP2024010207A/ja active Pending
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