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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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
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 |
|---|---|---|---|
| PL21171835.8T PL3910628T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i 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 |
| PL21191544.2T PL3958257T3 (pl) | 2015-03-09 | 2016-03-07 | Koder audio do kodowania sygnału wielokanałowego i dekoder audio do dekodowania zakodowanego 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 |
| PL21171831.7T PL3879528T3 (pl) | 2015-03-09 | 2016-03-07 | Enkoder audio do enkodowania sygnału wielokanałowego i dekoder audio do dekodowania enkodowanego sygnału audio |
| PL21171826.7T PL3879527T3 (pl) | 2015-03-09 | 2016-03-07 | Dekoder audio do dekodowania enkodowanego sygnału audio |
Family Applications Before (1)
| 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 |
Family Applications After (4)
| 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 |
| PL16708171T PL3268957T3 (pl) | 2015-03-09 | 2016-03-07 | Koder audio do kodowania sygnału wielokanałowego i dekoder audio do dekodowania zakodowanego 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 |
| PL21171826.7T PL3879527T3 (pl) | 2015-03-09 | 2016-03-07 | Dekoder audio do dekodowania enkodowanego sygnału audio |
Country Status (19)
| Country | Link |
|---|---|
| US (7) | US10388287B2 (pl) |
| EP (9) | EP3067886A1 (pl) |
| JP (6) | JP6606190B2 (pl) |
| KR (2) | KR102151719B1 (pl) |
| CN (6) | CN112634913B (pl) |
| AR (6) | AR103881A1 (pl) |
| AU (2) | AU2016231283C1 (pl) |
| BR (4) | BR122022025643B1 (pl) |
| CA (2) | CA2978814C (pl) |
| ES (6) | ES2910658T3 (pl) |
| FI (1) | FI3958257T3 (pl) |
| MX (2) | MX366860B (pl) |
| MY (2) | MY186689A (pl) |
| PL (6) | PL3910628T3 (pl) |
| PT (3) | PT3268957T (pl) |
| RU (2) | RU2679571C1 (pl) |
| SG (2) | SG11201707343UA (pl) |
| TW (2) | TWI609364B (pl) |
| WO (2) | WO2016142337A1 (pl) |
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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 |
| KR102083200B1 (ko) | 2016-01-22 | 2020-04-28 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 스펙트럼-도메인 리샘플링을 사용하여 멀티-채널 신호를 인코딩 또는 디코딩하기 위한 장치 및 방법 |
| 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 |
| JP7009509B2 (ja) | 2017-05-18 | 2022-01-25 | フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | ネットワーク装置の管理 |
| 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 |
| US10535357B2 (en) | 2017-10-05 | 2020-01-14 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| US10734001B2 (en) * | 2017-10-05 | 2020-08-04 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| EP3483886A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selecting pitch lag |
| 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 |
| 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 |
| EP3483883A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding and decoding with selective postfiltering |
| EP3483880A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
| EP3483882A1 (en) * | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Controlling bandwidth in encoders and/or decoders |
| EP3483884A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Signal filtering |
| 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 |
| TWI760593B (zh) * | 2018-02-01 | 2022-04-11 | 弗勞恩霍夫爾協會 | 使用混成式編碼器/解碼器空間分析之音訊場景編碼器、音訊場景解碼器及相關方法 |
| 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 |
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| 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 |
| 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 |
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| US11432069B2 (en) * | 2019-10-10 | 2022-08-30 | Boomcloud 360, Inc. | Spectrally orthogonal audio component processing |
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| CN115881140A (zh) * | 2021-09-29 | 2023-03-31 | 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产品 |
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