AR097011A1 - Codificador de audio, decodificador de audio, métodos y programa de computación usando señales residuales codificadas conjuntamente - Google Patents
Codificador de audio, decodificador de audio, métodos y programa de computación usando señales residuales codificadas conjuntamenteInfo
- Publication number
- AR097011A1 AR097011A1 ARP140102715A ARP140102715A AR097011A1 AR 097011 A1 AR097011 A1 AR 097011A1 AR P140102715 A ARP140102715 A AR P140102715A AR P140102715 A ARP140102715 A AR P140102715A AR 097011 A1 AR097011 A1 AR 097011A1
- Authority
- AR
- Argentina
- Prior art keywords
- audio
- signal
- jointed
- methods
- residual
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
-
- 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)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13177376 | 2013-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR097011A1 true AR097011A1 (es) | 2016-02-10 |
Family
ID=48874137
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP140102715A AR097011A1 (es) | 2013-07-22 | 2014-07-22 | Codificador de audio, decodificador de audio, métodos y programa de computación usando señales residuales codificadas conjuntamente |
| ARP140102716A AR097012A1 (es) | 2013-07-22 | 2014-07-22 | Decodificador de audio, codificador de audio, método para proporcionar al menos cuatro señales de canales de audio sobre la base de una representación codificada, método para proporcionar una representación codificada sobre la base de al menos cuatro señales de canales de audio y programa de computadora usando extensión de ancho de banda |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP140102716A AR097012A1 (es) | 2013-07-22 | 2014-07-22 | Decodificador de audio, codificador de audio, método para proporcionar al menos cuatro señales de canales de audio sobre la base de una representación codificada, método para proporcionar una representación codificada sobre la base de al menos cuatro señales de canales de audio y programa de computadora usando extensión de ancho de banda |
Country Status (19)
| Country | Link |
|---|---|
| US (8) | US9953656B2 (enExample) |
| EP (4) | EP2830051A3 (enExample) |
| JP (2) | JP6346278B2 (enExample) |
| KR (2) | KR101823278B1 (enExample) |
| CN (5) | CN105593931B (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) | ZA201601080B (enExample) |
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| 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 |
| 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 |
| CN114005454B (zh) | 2015-06-17 | 2025-03-11 | 三星电子株式会社 | 实现低复杂度格式转换的内部声道处理方法和装置 |
| 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 |
| PL3695613T3 (pl) | 2017-10-12 | 2024-06-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optymalizacja dostawy audio dla aplikacji rzeczywistości wirtualnej |
| EP3740950B8 (en) | 2018-01-18 | 2022-05-18 | Dolby Laboratories Licensing Corporation | Methods and devices for coding soundfield representation signals |
| WO2019197349A1 (en) | 2018-04-11 | 2019-10-17 | Dolby International Ab | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
| 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 |
| CN110556117B (zh) * | 2018-05-31 | 2022-04-22 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
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| 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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| CN112970270B (zh) | 2018-11-13 | 2023-10-13 | 杜比实验室特许公司 | 沉浸式音频服务中的音频处理 |
| WO2020102156A1 (en) | 2018-11-13 | 2020-05-22 | Dolby Laboratories Licensing Corporation | Representing spatial audio by means of an audio signal and associated metadata |
| 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 |
| CN112020724B (zh) | 2019-04-01 | 2024-09-24 | 谷歌有限责任公司 | 学习可压缩的特征 |
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