PL3268958T3 - Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio - Google Patents
Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audioInfo
- Publication number
- PL3268958T3 PL3268958T3 PL16708172T PL16708172T PL3268958T3 PL 3268958 T3 PL3268958 T3 PL 3268958T3 PL 16708172 T PL16708172 T PL 16708172T PL 16708172 T PL16708172 T PL 16708172T PL 3268958 T3 PL3268958 T3 PL 3268958T3
- Authority
- PL
- Poland
- Prior art keywords
- audio
- signal
- decoding
- encoding
- encoder
- Prior art date
Links
- 230000005236 sound signal Effects 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
- G10L19/02—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
-
- 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
- G10L19/032—Quantisation or dequantisation of spectral components
-
- 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
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
- G10L19/13—Residual excited linear prediction [RELP]
-
- 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
-
- 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
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15158233 | 2015-03-09 | ||
| EP15172594.2A EP3067886A1 (en) | 2015-03-09 | 2015-06-17 | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| PCT/EP2016/054776 WO2016142337A1 (en) | 2015-03-09 | 2016-03-07 | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| EP16708172.8A EP3268958B1 (en) | 2015-03-09 | 2016-03-07 | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3268958T3 true PL3268958T3 (pl) | 2022-03-21 |
Family
ID=52682621
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21191544.2T PL3958257T3 (pl) | 2015-03-09 | 2016-03-07 | Koder audio do kodowania sygnału wielokanałowego i dekoder audio do dekodowania zakodowanego sygnału audio |
| PL21171826.7T PL3879527T3 (pl) | 2015-03-09 | 2016-03-07 | Dekoder audio do dekodowania enkodowanego sygnału audio |
| PL16708172T PL3268958T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio |
| PL21171835.8T PL3910628T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio |
| PL21171831.7T PL3879528T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio |
| PL16708171T PL3268957T3 (pl) | 2015-03-09 | 2016-03-07 | Koder audio do kodowania sygnału wielokanałowego i dekoder audio do dekodowania zakodowanego sygnału audio |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21191544.2T PL3958257T3 (pl) | 2015-03-09 | 2016-03-07 | Koder audio do kodowania sygnału wielokanałowego i dekoder audio do dekodowania zakodowanego sygnału audio |
| PL21171826.7T PL3879527T3 (pl) | 2015-03-09 | 2016-03-07 | Dekoder audio do dekodowania enkodowanego sygnału audio |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21171835.8T PL3910628T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio |
| PL21171831.7T PL3879528T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio |
| PL16708171T PL3268957T3 (pl) | 2015-03-09 | 2016-03-07 | Koder audio do kodowania sygnału wielokanałowego i dekoder audio do dekodowania zakodowanego sygnału audio |
Country Status (19)
| Country | Link |
|---|---|
| US (7) | US10395661B2 (pl) |
| EP (9) | EP3067886A1 (pl) |
| JP (6) | JP6606190B2 (pl) |
| KR (2) | KR102075361B1 (pl) |
| CN (6) | CN112614496B (pl) |
| AR (6) | AR103881A1 (pl) |
| AU (2) | AU2016231283C1 (pl) |
| BR (4) | BR112017018441B1 (pl) |
| CA (2) | CA2978812C (pl) |
| ES (6) | ES2958535T3 (pl) |
| FI (1) | FI3958257T3 (pl) |
| MX (2) | MX366860B (pl) |
| MY (2) | MY186689A (pl) |
| PL (6) | PL3958257T3 (pl) |
| PT (3) | PT3268958T (pl) |
| RU (2) | RU2679571C1 (pl) |
| SG (2) | SG11201707343UA (pl) |
| TW (2) | TWI609364B (pl) |
| WO (2) | WO2016142337A1 (pl) |
Families Citing this family (53)
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| 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 |
| ES2768052T3 (es) | 2016-01-22 | 2020-06-19 | Fraunhofer Ges Forschung | Aparatos y procedimientos para codificar o decodificar una señal de audio multicanal usando sincronización de control de trama |
| CN107731238B (zh) | 2016-08-10 | 2021-07-16 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
| US10573326B2 (en) * | 2017-04-05 | 2020-02-25 | Qualcomm Incorporated | Inter-channel bandwidth extension |
| US10224045B2 (en) | 2017-05-11 | 2019-03-05 | Qualcomm Incorporated | Stereo parameters for stereo decoding |
| CN110710181B (zh) | 2017-05-18 | 2022-09-23 | 弗劳恩霍夫应用研究促进协会 | 管理网络设备 |
| US10431231B2 (en) * | 2017-06-29 | 2019-10-01 | Qualcomm Incorporated | High-band residual prediction with time-domain inter-channel bandwidth extension |
| US10475457B2 (en) | 2017-07-03 | 2019-11-12 | Qualcomm Incorporated | Time-domain inter-channel prediction |
| CN114898761A (zh) * | 2017-08-10 | 2022-08-12 | 华为技术有限公司 | 立体声信号编解码方法及装置 |
| US10734001B2 (en) * | 2017-10-05 | 2020-08-04 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| US10535357B2 (en) | 2017-10-05 | 2020-01-14 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| EP3483883A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding and decoding with selective postfiltering |
| EP3483882A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Controlling bandwidth in encoders and/or decoders |
| EP3483878A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder supporting a set of different loss concealment tools |
| EP3483880A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
| EP3483884A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Signal filtering |
| EP3483879A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Analysis/synthesis windowing function for modulated lapped transformation |
| WO2019091576A1 (en) | 2017-11-10 | 2019-05-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits |
| EP3483886A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selecting pitch lag |
| EP3729427A1 (en) * | 2017-12-19 | 2020-10-28 | Dolby International AB | Methods and apparatus for unified speech and audio decoding qmf based harmonic transposer improvements |
| TWI812658B (zh) * | 2017-12-19 | 2023-08-21 | 瑞典商都比國際公司 | 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統 |
| TWI869186B (zh) * | 2018-01-26 | 2025-01-01 | 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 |
| EP4057281A1 (en) * | 2018-02-01 | 2022-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio scene encoder, audio scene decoder and related methods using hybrid encoder/decoder spatial analysis |
| EP3550561A1 (en) * | 2018-04-06 | 2019-10-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downmixer, audio encoder, method and computer program applying a phase value to a magnitude value |
| EP3588495A1 (en) | 2018-06-22 | 2020-01-01 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Multichannel audio coding |
| SG11202007628PA (en) * | 2018-07-02 | 2020-09-29 | Dolby Laboratories Licensing Corp | Methods and devices for generating or decoding a bitstream comprising immersive audio signals |
| CA3105508C (en) * | 2018-07-04 | 2024-03-26 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Multisignal audio coding using signal whitening as preprocessing |
| BR112020017360A2 (pt) * | 2018-10-08 | 2021-03-02 | Dolby Laboratories Licensing Corporation | transformação de sinais de áudio capturados em diferentes formatos em um número reduzido de formatos para simplificar as operações de codificação e decodificação |
| 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 |
| BR112021014135A2 (pt) * | 2019-01-21 | 2021-09-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sinal de áudio codificado, aparelho e método para codificação de uma representação de áudio espacial ou aparelho e método para decodificação de um sinal de áudio codificado |
| EP3719799A1 (en) * | 2019-04-04 | 2020-10-07 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | A multi-channel audio encoder, decoder, methods and computer program for switching between a parametric multi-channel operation and an individual channel operation |
| WO2020216459A1 (en) * | 2019-04-23 | 2020-10-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method or computer program for generating an output downmix representation |
| WO2020253941A1 (en) | 2019-06-17 | 2020-12-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder with a signal-dependent number and precision control, audio decoder, and related methods and computer programs |
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| FR3101741A1 (fr) | 2019-10-02 | 2021-04-09 | Orange | Détermination de corrections à appliquer à un signal audio multicanal, codage et décodage associés |
| US11432069B2 (en) * | 2019-10-10 | 2022-08-30 | Boomcloud 360, Inc. | Spectrally orthogonal audio component processing |
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| CN111654745B (zh) * | 2020-06-08 | 2022-10-14 | 海信视像科技股份有限公司 | 多声道的信号处理方法及显示设备 |
| CN115917643B (zh) * | 2020-06-24 | 2025-05-02 | 日本电信电话株式会社 | 声音信号解码方法、声音信号解码装置、计算机程序产品以及记录介质 |
| US12482473B2 (en) * | 2020-06-24 | 2025-11-25 | Ntt, Inc. | Sound signal encoding method, sound signal encoder, program, and recording medium |
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| CA3194876A1 (en) * | 2020-10-09 | 2022-04-14 | Franz REUTELHUBER | Apparatus, method, or computer program for processing an encoded audio scene using a bandwidth extension |
| CN116457878A (zh) * | 2020-10-09 | 2023-07-18 | 弗劳恩霍夫应用研究促进协会 | 使用带宽扩展来处理编码音频场景的装置、方法或计算机程序 |
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