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)
- 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 (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 (pl) |
| EP (4) | EP2830051A3 (pl) |
| JP (2) | JP6346278B2 (pl) |
| KR (2) | KR101823278B1 (pl) |
| CN (5) | CN111105805A (pl) |
| AR (2) | AR097012A1 (pl) |
| AU (2) | AU2014295360B2 (pl) |
| BR (1) | BR112016001137B1 (pl) |
| CA (2) | CA2917770C (pl) |
| ES (2) | ES2650544T3 (pl) |
| MX (2) | MX357667B (pl) |
| MY (1) | MY181944A (pl) |
| PL (2) | PL3022735T3 (pl) |
| PT (2) | PT3022735T (pl) |
| RU (2) | RU2677580C2 (pl) |
| SG (1) | SG11201600468SA (pl) |
| TW (2) | TWI550598B (pl) |
| WO (2) | WO2015010926A1 (pl) |
| ZA (2) | ZA201601078B (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 |
| CA2978075A1 (en) * | 2015-02-27 | 2016-09-01 | Auro Technologies Nv | Encoding and decoding digital data sets |
| 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 |
| CN114005454A (zh) | 2015-06-17 | 2022-02-01 | 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 |
| WO2019143867A1 (en) | 2018-01-18 | 2019-07-25 | Dolby Laboratories Licensing Corporation | Methods and devices for coding soundfield representation signals |
| CN111955020B (zh) | 2018-04-11 | 2022-08-23 | 杜比国际公司 | 用于音频渲染的预渲染信号的方法、设备和系统 |
| 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 |
| 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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| 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 |
| CN102610231B (zh) * | 2011-01-24 | 2013-10-09 | 华为技术有限公司 | 一种带宽扩展方法及装置 |
| SG192745A1 (en) | 2011-02-14 | 2013-09-30 | Fraunhofer Ges Forschung | Noise generation in audio codecs |
| MY159444A (en) | 2011-02-14 | 2017-01-13 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V | Encoding and decoding of pulse positions of tracks of an audio signal |
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| US9070361B2 (en) * | 2011-06-10 | 2015-06-30 | Google Technology Holdings LLC | Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component |
| MY176406A (en) | 2012-08-10 | 2020-08-06 | Fraunhofer Ges Forschung | Encoder, decoder, system and method employing a residual concept for parametric audio object coding |
| WO2014118136A1 (en) | 2013-01-29 | 2014-08-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for selecting one of a first audio encoding algorithm and a second audio encoding algorithm |
| US9679571B2 (en) | 2013-04-10 | 2017-06-13 | Electronics And Telecommunications Research Institute | Encoder and encoding method for multi-channel signal, and decoder and decoding method for multi-channel signal |
| WO2014168439A1 (ko) * | 2013-04-10 | 2014-10-16 | 한국전자통신연구원 | 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법 |
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| EP2928216A1 (en) | 2014-03-26 | 2015-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for screen related audio object remapping |
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