PL3022949T3 - Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby, program komputerowy i zakodowana reprezentacja audio z użyciem dekorelacji renderowanych sygnałów audio - Google Patents
Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby, program komputerowy i zakodowana reprezentacja audio z użyciem dekorelacji renderowanych sygnałów audioInfo
- Publication number
- PL3022949T3 PL3022949T3 PL14739483T PL14739483T PL3022949T3 PL 3022949 T3 PL3022949 T3 PL 3022949T3 PL 14739483 T PL14739483 T PL 14739483T PL 14739483 T PL14739483 T PL 14739483T PL 3022949 T3 PL3022949 T3 PL 3022949T3
- Authority
- PL
- Poland
- Prior art keywords
- audio
- channel audio
- decorrelation
- methods
- computer program
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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
-
- 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
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- 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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
-
- 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)
- Mathematical Physics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13177374 | 2013-07-22 | ||
| EP20130189345 EP2830334A1 (en) | 2013-07-22 | 2013-10-18 | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals |
| EP14161611 | 2014-03-25 | ||
| PCT/EP2014/065397 WO2015011015A1 (en) | 2013-07-22 | 2014-07-17 | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals |
| EP14739483.7A EP3022949B1 (en) | 2013-07-22 | 2014-07-17 | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3022949T3 true PL3022949T3 (pl) | 2018-04-30 |
Family
ID=52392762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL14739483T PL3022949T3 (pl) | 2013-07-22 | 2014-07-17 | Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby, program komputerowy i zakodowana reprezentacja audio z użyciem dekorelacji renderowanych sygnałów audio |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US10431227B2 (pl) |
| EP (1) | EP3022949B1 (pl) |
| JP (2) | JP6449877B2 (pl) |
| KR (1) | KR101829822B1 (pl) |
| CN (1) | CN105612766B (pl) |
| AU (1) | AU2014295207B2 (pl) |
| BR (1) | BR112016001250B1 (pl) |
| CA (1) | CA2919080C (pl) |
| ES (1) | ES2653975T3 (pl) |
| MX (1) | MX361115B (pl) |
| MY (1) | MY195412A (pl) |
| PL (1) | PL3022949T3 (pl) |
| PT (1) | PT3022949T (pl) |
| RU (1) | RU2665917C2 (pl) |
| SG (1) | SG11201600466PA (pl) |
| TW (1) | TWI601408B (pl) |
| WO (1) | WO2015011015A1 (pl) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303897A (zh) | 2015-06-01 | 2017-01-04 | 杜比实验室特许公司 | 处理基于对象的音频信号 |
| WO2018162472A1 (en) * | 2017-03-06 | 2018-09-13 | Dolby International Ab | Integrated reconstruction and rendering of audio signals |
| CN113242508B (zh) * | 2017-03-06 | 2022-12-06 | 杜比国际公司 | 基于音频数据流渲染音频输出的方法、解码器系统和介质 |
| CN109688497B (zh) * | 2017-10-18 | 2021-10-01 | 宏达国际电子股份有限公司 | 声音播放装置、方法及非暂态存储介质 |
| EP3776543B1 (en) * | 2018-04-11 | 2022-08-31 | Dolby International AB | 6dof audio rendering |
| KR20240033290A (ko) | 2018-04-11 | 2024-03-12 | 돌비 인터네셔널 에이비 | 오디오 렌더링을 위한 사전 렌더링된 신호를 위한 방법, 장치 및 시스템 |
| EP3588495A1 (en) | 2018-06-22 | 2020-01-01 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Multichannel audio coding |
| JP2021530723A (ja) * | 2018-07-02 | 2021-11-11 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 没入的オーディオ信号を含むビットストリームを生成またはデコードするための方法および装置 |
| EP4336497A3 (en) * | 2018-07-04 | 2024-03-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multisignal encoder, multisignal decoder, and related methods using signal whitening or signal post processing |
| AU2020291190B2 (en) * | 2019-06-14 | 2023-10-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Parameter encoding and decoding |
| JP2022536530A (ja) * | 2019-06-20 | 2022-08-17 | ドルビー ラボラトリーズ ライセンシング コーポレイション | Ｍチャネル入力のｓ個のスピーカーでのレンダリング（ｓ＜ｍ） |
| GB201909133D0 (en) * | 2019-06-25 | 2019-08-07 | Nokia Technologies Oy | Spatial audio representation and rendering |
| TWI703559B (zh) * | 2019-07-08 | 2020-09-01 | 瑞昱半導體股份有限公司 | 音效編碼解碼電路及音頻資料的處理方法 |
| KR102300177B1 (ko) * | 2019-09-17 | 2021-09-08 | 난징 트월링 테크놀로지 컴퍼니 리미티드 | 몰입형 오디오 렌더링 방법 및 시스템 |
| FR3101741A1 (fr) * | 2019-10-02 | 2021-04-09 | Orange | Détermination de corrections à appliquer à un signal audio multicanal, codage et décodage associés |
| GB2594265A (en) * | 2020-04-20 | 2021-10-27 | Nokia Technologies Oy | Apparatus, methods and computer programs for enabling rendering of spatial audio signals |
| CN114067810A (zh) * | 2020-07-31 | 2022-02-18 | 华为技术有限公司 | 音频信号渲染方法和装置 |
| WO2023210978A1 (ko) * | 2022-04-28 | 2023-11-02 | 삼성전자 주식회사 | 다채널 오디오 신호 처리 장치 및 방법 |
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| WO2007109338A1 (en) | 2006-03-21 | 2007-09-27 | Dolby Laboratories Licensing Corporation | Low bit rate audio encoding and decoding |
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| EP1735774B1 (en) | 2004-04-05 | 2008-05-14 | Koninklijke Philips Electronics N.V. | Multi-channel encoder |
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| PL2394268T3 (pl) * | 2009-04-08 | 2014-06-30 | Fraunhofer Ges Forschung | Urządzenie, sposób i program komputerowy do realizacji upmixu sygnału audio downmixu z użyciem wygładzania wartości faz |
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| WO2011013381A1 (ja) | 2009-07-31 | 2011-02-03 | パナソニック株式会社 | 符号化装置および復号装置 |
| TWI433137B (zh) * | 2009-09-10 | 2014-04-01 | Dolby Int Ab | 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法 |
| CN103069481B (zh) * | 2010-07-20 | 2014-11-05 | 华为技术有限公司 | 音频信号合成器 |
| EP2609591B1 (en) | 2010-08-25 | 2016-06-01 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for generating a decorrelated signal using transmitted phase information |
| CN103890841B (zh) * | 2011-11-01 | 2017-10-17 | 皇家飞利浦有限公司 | 音频对象编码和解码 |
| KR101729930B1 (ko) | 2013-02-14 | 2017-04-25 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 업믹스된 오디오 신호들의 채널간 코히어런스를 제어하기 위한 방법 |
-
2014
- 2014-07-17 CN CN201480052113.4A patent/CN105612766B/zh active Active
- 2014-07-17 KR KR1020167004482A patent/KR101829822B1/ko active IP Right Grant
- 2014-07-17 MY MYPI2016000111A patent/MY195412A/en unknown
- 2014-07-17 EP EP14739483.7A patent/EP3022949B1/en active Active
- 2014-07-17 ES ES14739483.7T patent/ES2653975T3/es active Active
- 2014-07-17 RU RU2016105755A patent/RU2665917C2/ru active
- 2014-07-17 SG SG11201600466PA patent/SG11201600466PA/en unknown
- 2014-07-17 BR BR112016001250-0A patent/BR112016001250B1/pt active IP Right Grant
- 2014-07-17 CA CA2919080A patent/CA2919080C/en active Active
- 2014-07-17 AU AU2014295207A patent/AU2014295207B2/en active Active
- 2014-07-17 PL PL14739483T patent/PL3022949T3/pl unknown
- 2014-07-17 MX MX2016000902A patent/MX361115B/es active IP Right Grant
- 2014-07-17 PT PT147394837T patent/PT3022949T/pt unknown
- 2014-07-17 JP JP2016528443A patent/JP6449877B2/ja active Active
- 2014-07-17 WO PCT/EP2014/065397 patent/WO2015011015A1/en active Application Filing
- 2014-07-21 TW TW103124985A patent/TWI601408B/zh active
-
2016
- 2016-01-22 US US15/004,548 patent/US10431227B2/en active Active
-
2018
- 2018-08-09 US US16/059,832 patent/US20180350375A1/en active Pending
- 2018-09-18 JP JP2018173594A patent/JP6777700B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| SG11201600466PA (en) | 2016-02-26 |
| MX2016000902A (es) | 2016-05-31 |
| CA2919080A1 (en) | 2015-01-29 |
| US20180350375A1 (en) | 2018-12-06 |
| EP3022949B1 (en) | 2017-10-18 |
| JP2019032541A (ja) | 2019-02-28 |
| CN105612766B (zh) | 2018-07-27 |
| AU2014295207A1 (en) | 2016-03-10 |
| PT3022949T (pt) | 2018-01-23 |
| CN105612766A (zh) | 2016-05-25 |
| ES2653975T3 (es) | 2018-02-09 |
| BR112016001250A2 (pl) | 2017-07-25 |
| RU2016105755A (ru) | 2017-08-25 |
| KR20160039634A (ko) | 2016-04-11 |
| US20160247507A1 (en) | 2016-08-25 |
| MY195412A (en) | 2023-01-19 |
| BR112016001250B1 (pt) | 2022-07-26 |
| JP6777700B2 (ja) | 2020-10-28 |
| TW201521469A (zh) | 2015-06-01 |
| JP6449877B2 (ja) | 2019-01-09 |
| US10431227B2 (en) | 2019-10-01 |
| RU2665917C2 (ru) | 2018-09-04 |
| CA2919080C (en) | 2018-06-05 |
| TWI601408B (zh) | 2017-10-01 |
| JP2016528811A (ja) | 2016-09-15 |
| WO2015011015A1 (en) | 2015-01-29 |
| AU2014295207B2 (en) | 2017-02-02 |
| MX361115B (es) | 2018-11-28 |
| EP3022949A1 (en) | 2016-05-25 |
| KR101829822B1 (ko) | 2018-03-29 |
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