PL3025331T3 - Wielokanałowy dekoder audio, sposób i program komputerowy używające regulacji wkładu sygnału dekorelowanego - Google Patents
Wielokanałowy dekoder audio, sposób i program komputerowy używające regulacji wkładu sygnału dekorelowanegoInfo
- Publication number
- PL3025331T3 PL3025331T3 PL14739486T PL14739486T PL3025331T3 PL 3025331 T3 PL3025331 T3 PL 3025331T3 PL 14739486 T PL14739486 T PL 14739486T PL 14739486 T PL14739486 T PL 14739486T PL 3025331 T3 PL3025331 T3 PL 3025331T3
- Authority
- PL
- Poland
- Prior art keywords
- contribution
- adjustment
- computer program
- channel audio
- audio decoder
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
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- 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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- G10L19/04—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 predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based 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
- 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
- G10L19/04—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 predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/07—Synergistic effects of band splitting and sub-band processing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13177375 | 2013-07-22 | ||
| EP13189309.1A EP2830053A1 (en) | 2013-07-22 | 2013-10-18 | 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 |
| PCT/EP2014/065416 WO2015011020A1 (en) | 2013-07-22 | 2014-07-17 | 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 |
| EP14739486.0A EP3025331B1 (en) | 2013-07-22 | 2014-07-17 | Multi-channel audio decoder, method and computer program using an adjustment of a contribution of a decorrelated signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3025331T3 true PL3025331T3 (pl) | 2019-01-31 |
Family
ID=48808223
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19203059.1T PL3660844T3 (pl) | 2013-07-22 | 2014-07-17 | Wielokanałowy dekoder audio, wielokanałowy enkoder audio, sposoby i program komputerowy wykorzystujące oparte o sygnał resztkowy dostosowanie wkładu sygnału dekorelowanego |
| PL14739486T PL3025331T3 (pl) | 2013-07-22 | 2014-07-17 | Wielokanałowy dekoder audio, sposób i program komputerowy używające regulacji wkładu sygnału dekorelowanego |
| PL18182535T PL3425633T3 (pl) | 2013-07-22 | 2014-07-17 | Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby i program komputerowy wykorzystujące oparte o sygnał resztkowy dostosowanie wkładu sygnału dekorelowanego |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19203059.1T PL3660844T3 (pl) | 2013-07-22 | 2014-07-17 | Wielokanałowy dekoder audio, wielokanałowy enkoder audio, sposoby i program komputerowy wykorzystujące oparte o sygnał resztkowy dostosowanie wkładu sygnału dekorelowanego |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL18182535T PL3425633T3 (pl) | 2013-07-22 | 2014-07-17 | Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby i program komputerowy wykorzystujące oparte o sygnał resztkowy dostosowanie wkładu sygnału dekorelowanego |
Country Status (19)
| Country | Link |
|---|---|
| US (4) | US10839812B2 (pl) |
| EP (5) | EP2830053A1 (pl) |
| JP (5) | JP6253776B2 (pl) |
| KR (2) | KR101803212B1 (pl) |
| CN (2) | CN105556596B (pl) |
| AR (1) | AR097013A1 (pl) |
| AU (3) | AU2014295212B2 (pl) |
| BR (3) | BR122022015729B1 (pl) |
| CA (2) | CA2918864C (pl) |
| ES (3) | ES2701812T3 (pl) |
| MX (3) | MX361809B (pl) |
| MY (2) | MY192214A (pl) |
| PL (3) | PL3660844T3 (pl) |
| PT (2) | PT3425633T (pl) |
| RU (1) | RU2676233C2 (pl) |
| SG (3) | SG10201708211SA (pl) |
| TW (1) | TWI566234B (pl) |
| WO (1) | WO2015011020A1 (pl) |
| ZA (1) | ZA201601081B (pl) |
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| 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 |
| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| CN105612767B (zh) * | 2013-10-03 | 2017-09-22 | 杜比实验室特许公司 | 音频处理方法和音频处理设备 |
| KR102244379B1 (ko) * | 2013-10-21 | 2021-04-26 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성 |
| US10225675B2 (en) | 2015-02-17 | 2019-03-05 | Electronics And Telecommunications Research Institute | Multichannel signal processing method, and multichannel signal processing apparatus for performing the method |
| FR3045915A1 (fr) * | 2015-12-16 | 2017-06-23 | Orange | Traitement de reduction de canaux adaptatif pour le codage d'un signal audio multicanal |
| EP3659140B1 (en) * | 2017-07-28 | 2023-09-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for encoding or decoding an encoded multichannel signal using a filling signal generated by a broad band filter |
| CN109389986B (zh) | 2017-08-10 | 2023-08-22 | 华为技术有限公司 | 时域立体声参数的编码方法和相关产品 |
| US10839814B2 (en) | 2017-10-05 | 2020-11-17 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| US10535357B2 (en) * | 2017-10-05 | 2020-01-14 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| US10580420B2 (en) * | 2017-10-05 | 2020-03-03 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| CN110060696B (zh) * | 2018-01-19 | 2021-06-15 | 腾讯科技（深圳）有限公司 | 混音方法及装置、终端及可读存储介质 |
| TWI834582B (zh) | 2018-01-26 | 2024-03-01 | 瑞典商都比國際公司 | 用於執行一音訊信號之高頻重建之方法、音訊處理單元及非暫時性電腦可讀媒體 |
| US10586546B2 (en) | 2018-04-26 | 2020-03-10 | Qualcomm Incorporated | Inversely enumerated pyramid vector quantizers for efficient rate adaptation in audio coding |
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| CN110556118B (zh) * | 2018-05-31 | 2022-05-10 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
| CN110556116B (zh) | 2018-05-31 | 2021-10-22 | 华为技术有限公司 | 计算下混信号和残差信号的方法和装置 |
| CN114708874A (zh) | 2018-05-31 | 2022-07-05 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
| AU2019298307A1 (en) | 2018-07-04 | 2021-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multisignal audio coding using signal whitening as preprocessing |
| KR20200073878A (ko) | 2018-12-15 | 2020-06-24 | 한수영 | 자동 플라스틱 컵 분리기 |
| EP3899929B1 (en) | 2018-12-20 | 2025-03-26 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for controlling multichannel audio frame loss concealment |
| CN114270437B (zh) * | 2019-06-14 | 2025-05-30 | 弗劳恩霍夫应用研究促进协会 | 参数编码与解码 |
| CN110739000B (zh) * | 2019-10-14 | 2022-02-01 | 武汉大学 | 一种适应于个性化交互系统的音频对象编码方法 |
| CN111081264B (zh) * | 2019-12-06 | 2022-03-29 | 北京明略软件系统有限公司 | 一种语音信号处理方法、装置、设备及存储介质 |
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| 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 |
| EP3779981B1 (en) | 2010-04-13 | 2023-06-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio or video encoder, audio or video decoder and related methods for processing multi-channel audio or video signals using a variable prediction direction |
| CA2809437C (en) * | 2010-08-25 | 2016-06-21 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus for decoding a signal comprising transients using a combining unit and a mixer |
| KR101697550B1 (ko) | 2010-09-16 | 2017-02-02 | 삼성전자주식회사 | 멀티채널 오디오 대역폭 확장 장치 및 방법 |
| JP5533502B2 (ja) | 2010-09-28 | 2014-06-25 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム |
| GB2485979A (en) | 2010-11-26 | 2012-06-06 | Univ Surrey | Spatial audio coding |
| CN102074242B (zh) * | 2010-12-27 | 2012-03-28 | 武汉大学 | 语音音频混合分级编码中核心层残差提取系统及方法 |
| JP5582027B2 (ja) * | 2010-12-28 | 2014-09-03 | 富士通株式会社 | 符号器、符号化方法および符号化プログラム |
| EP2477188A1 (en) | 2011-01-18 | 2012-07-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding and decoding of slot positions of events in an audio signal frame |
| CN103703511B (zh) | 2011-03-18 | 2017-08-22 | 弗劳恩霍夫应用研究促进协会 | 定位在表示音频内容的比特流的帧中的帧元素 |
| JP5737077B2 (ja) * | 2011-08-30 | 2015-06-17 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム |
| JP5998467B2 (ja) | 2011-12-14 | 2016-09-28 | 富士通株式会社 | 復号装置、復号方法、及び復号プログラム |
| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| 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 |
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