PL3022735T3 - Koder audio, audio dekoder, sposoby i program komputerowy używający wspólnie kodowanych sygnałów resztkowych - Google Patents
Koder audio, audio dekoder, sposoby i program komputerowy używający wspólnie kodowanych sygnałów resztkowychInfo
- Publication number
- PL3022735T3 PL3022735T3 PL14739141T PL14739141T PL3022735T3 PL 3022735 T3 PL3022735 T3 PL 3022735T3 PL 14739141 T PL14739141 T PL 14739141T PL 14739141 T PL14739141 T PL 14739141T PL 3022735 T3 PL3022735 T3 PL 3022735T3
- Authority
- PL
- Poland
- Prior art keywords
- methods
- computer program
- audio
- residual signals
- jointly encoded
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
-
- 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
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- 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
- H04S2420/03—Application of parametric coding in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13177376 | 2013-07-22 | ||
| EP13189305.9A EP2830051A3 (en) | 2013-07-22 | 2013-10-18 | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| EP14739141.1A EP3022735B1 (en) | 2013-07-22 | 2014-07-11 | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| PCT/EP2014/064915 WO2015010926A1 (en) | 2013-07-22 | 2014-07-11 | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3022735T3 true PL3022735T3 (pl) | 2018-02-28 |
Family
ID=48874137
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL14739141T PL3022735T3 (pl) | 2013-07-22 | 2014-07-11 | Koder audio, audio dekoder, sposoby i program komputerowy używający wspólnie kodowanych sygnałów resztkowych |
| PL14738535T PL3022734T3 (pl) | 2013-07-22 | 2014-07-14 | Dekoder audio, audio koder, sposób dostarczania najmniej czterech sygnałów kanałów audio na podstawie kodeksowanych reprezentacji, sposób dostarczania zapisanych reprezentacji na podstawie co najmniej czterech sygnałów kanałów audio i programu komputerowego za pomocą rozszerzenia pasmowego |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL14738535T PL3022734T3 (pl) | 2013-07-22 | 2014-07-14 | Dekoder audio, audio koder, sposób dostarczania najmniej czterech sygnałów kanałów audio na podstawie kodeksowanych reprezentacji, sposób dostarczania zapisanych reprezentacji na podstawie co najmniej czterech sygnałów kanałów audio i programu komputerowego za pomocą rozszerzenia pasmowego |
Country Status (19)
| Country | Link |
|---|---|
| US (8) | US9953656B2 (enExample) |
| EP (4) | EP2830051A3 (enExample) |
| JP (2) | JP6346278B2 (enExample) |
| KR (2) | KR101823278B1 (enExample) |
| CN (5) | CN111128206B (enExample) |
| AR (2) | AR097011A1 (enExample) |
| AU (2) | AU2014295360B2 (enExample) |
| BR (2) | BR112016001141B1 (enExample) |
| CA (2) | CA2917770C (enExample) |
| ES (2) | ES2650544T3 (enExample) |
| MX (2) | MX357667B (enExample) |
| MY (1) | MY181944A (enExample) |
| PL (2) | PL3022735T3 (enExample) |
| PT (2) | PT3022735T (enExample) |
| RU (2) | RU2677580C2 (enExample) |
| SG (1) | SG11201600468SA (enExample) |
| TW (2) | TWI544479B (enExample) |
| WO (2) | WO2015010926A1 (enExample) |
| ZA (2) | ZA201601078B (enExample) |
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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 |
| CN107430862B (zh) | 2015-02-27 | 2022-10-04 | 奥罗技术公司 | 数字数据集合的编码和解码 |
| 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 |
| US10490197B2 (en) | 2015-06-17 | 2019-11-26 | Samsung Electronics Co., Ltd. | Method and device for processing internal channels for low complexity format conversion |
| 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 |
| US10217468B2 (en) * | 2017-01-19 | 2019-02-26 | Qualcomm Incorporated | Coding of multiple audio signals |
| US10573326B2 (en) * | 2017-04-05 | 2020-02-25 | Qualcomm Incorporated | Inter-channel bandwidth extension |
| US10431231B2 (en) | 2017-06-29 | 2019-10-01 | Qualcomm Incorporated | High-band residual prediction with time-domain inter-channel bandwidth extension |
| RU2765569C1 (ru) | 2017-10-12 | 2022-02-01 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Оптимизация доставки звука для приложений виртуальной реальности |
| US11322164B2 (en) | 2018-01-18 | 2022-05-03 | Dolby Laboratories Licensing Corporation | Methods and devices for coding soundfield representation signals |
| EP3777245B1 (en) | 2018-04-11 | 2025-05-28 | Dolby International AB | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
| 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 |
| GB201808897D0 (en) * | 2018-05-31 | 2018-07-18 | Nokia Technologies Oy | Spatial audio parameters |
| 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 |
| CN115132214A (zh) * | 2018-06-29 | 2022-09-30 | 华为技术有限公司 | 立体声信号的编码、解码方法、编码装置和解码装置 |
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| BR112021007089A2 (pt) | 2018-11-13 | 2021-07-20 | Dolby Laboratories Licensing Corporation | processamento de áudio em serviços de áudio imersivos |
| ES2985934T3 (es) | 2018-11-13 | 2024-11-07 | Dolby Laboratories Licensing Corp | Representar audio espacial por medio de una señal de audio y metadatos asociados |
| US10985951B2 (en) | 2019-03-15 | 2021-04-20 | The Research Foundation for the State University | Integrating Volterra series model and deep neural networks to equalize nonlinear power amplifiers |
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| US12308034B2 (en) | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
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