PL3074969T3 - Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów - Google Patents
Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałówInfo
- Publication number
- PL3074969T3 PL3074969T3 PL14866041T PL14866041T PL3074969T3 PL 3074969 T3 PL3074969 T3 PL 3074969T3 PL 14866041 T PL14866041 T PL 14866041T PL 14866041 T PL14866041 T PL 14866041T PL 3074969 T3 PL3074969 T3 PL 3074969T3
- Authority
- PL
- Poland
- Prior art keywords
- multiplet
- multichannel audio
- based matrix
- channel count
- matrix mixing
- Prior art date
Links
- 239000011159 matrix material Substances 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
- G10L19/02—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 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
- G10L19/02—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
- G10L19/0212—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 using orthogonal transformation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Algebra (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361909841P | 2013-11-27 | 2013-11-27 | |
| US14/447,516 US9338573B2 (en) | 2013-07-30 | 2014-07-30 | Matrix decoder with constant-power pairwise panning |
| EP14866041.8A EP3074969B1 (en) | 2013-11-27 | 2014-11-26 | Multiplet-based matrix mixing for high-channel count multichannel audio |
| PCT/US2014/067763 WO2015081293A1 (en) | 2013-11-27 | 2014-11-26 | Multiplet-based matrix mixing for high-channel count multichannel audio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3074969T3 true PL3074969T3 (pl) | 2019-05-31 |
Family
ID=56797954
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL18197144T PL3444815T3 (pl) | 2013-11-27 | 2014-11-26 | Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów |
| PL14866041T PL3074969T3 (pl) | 2013-11-27 | 2014-11-26 | Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL18197144T PL3444815T3 (pl) | 2013-11-27 | 2014-11-26 | Matrycowe miksowanie oparte na multiplecie dla wielokanałowego audio o dużej liczbie kanałów |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9552819B2 (pl) |
| EP (2) | EP3444815B1 (pl) |
| JP (1) | JP6612753B2 (pl) |
| KR (1) | KR102294767B1 (pl) |
| CN (1) | CN105981411B (pl) |
| ES (2) | ES2772851T3 (pl) |
| PL (2) | PL3444815T3 (pl) |
| WO (1) | WO2015081293A1 (pl) |
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| EP3175446B1 (en) * | 2014-07-31 | 2019-06-19 | Dolby Laboratories Licensing Corporation | Audio processing systems and methods |
| 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 |
| US9590580B1 (en) | 2015-09-13 | 2017-03-07 | Guoguang Electric Company Limited | Loudness-based audio-signal compensation |
| US11128978B2 (en) * | 2015-11-20 | 2021-09-21 | Dolby Laboratories Licensing Corporation | Rendering of immersive audio content |
| US9886234B2 (en) | 2016-01-28 | 2018-02-06 | Sonos, Inc. | Systems and methods of distributing audio to one or more playback devices |
| JP6703884B2 (ja) * | 2016-04-13 | 2020-06-03 | 日本放送協会 | チャンネル数変換装置、放送受信機およびプログラム |
| US10375498B2 (en) * | 2016-11-16 | 2019-08-06 | Dts, Inc. | Graphical user interface for calibrating a surround sound system |
| CN106774930A (zh) * | 2016-12-30 | 2017-05-31 | 中兴通讯股份有限公司 | 一种数据处理方法、装置及采集设备 |
| US10366695B2 (en) * | 2017-01-19 | 2019-07-30 | Qualcomm Incorporated | Inter-channel phase difference parameter modification |
| US11595774B2 (en) * | 2017-05-12 | 2023-02-28 | Microsoft Technology Licensing, Llc | Spatializing audio data based on analysis of incoming audio data |
| EP3625974B1 (en) | 2017-05-15 | 2020-12-23 | Dolby Laboratories Licensing Corporation | Methods, systems and apparatus for conversion of spatial audio format(s) to speaker signals |
| CN107506409B (zh) * | 2017-08-09 | 2021-01-08 | 浪潮金融信息技术有限公司 | 一种多音频数据的处理方法 |
| KR102468799B1 (ko) | 2017-08-11 | 2022-11-18 | 삼성전자 주식회사 | 전자장치, 그 제어방법 및 그 컴퓨터프로그램제품 |
| JP7024794B2 (ja) * | 2017-09-06 | 2022-02-24 | ヤマハ株式会社 | オーディオシステム、オーディオ機器、及びオーディオ機器の制御方法 |
| US11102601B2 (en) * | 2017-09-29 | 2021-08-24 | Apple Inc. | Spatial audio upmixing |
| GB201718341D0 (en) * | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
| US10523171B2 (en) | 2018-02-06 | 2019-12-31 | Sony Interactive Entertainment Inc. | Method for dynamic sound equalization |
| US10652686B2 (en) | 2018-02-06 | 2020-05-12 | Sony Interactive Entertainment Inc. | Method of improving localization of surround sound |
| US11330370B2 (en) | 2018-02-15 | 2022-05-10 | Dolby Laboratories Licensing Corporation | Loudness control methods and devices |
| 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 |
| GB2572650A (en) | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
| GB2574239A (en) | 2018-05-31 | 2019-12-04 | Nokia Technologies Oy | Signalling of spatial audio parameters |
| WO2020010072A1 (en) * | 2018-07-02 | 2020-01-09 | Dolby Laboratories Licensing Corporation | Methods and devices for encoding and/or decoding immersive audio signals |
| WO2020014506A1 (en) * | 2018-07-12 | 2020-01-16 | Sony Interactive Entertainment Inc. | Method for acoustically rendering the size of a sound source |
| TWI688280B (zh) * | 2018-09-06 | 2020-03-11 | 宏碁股份有限公司 | 正交基底修正之音效控制方法及音效輸出裝置 |
| US11304021B2 (en) | 2018-11-29 | 2022-04-12 | Sony Interactive Entertainment Inc. | Deferred audio rendering |
| CN112216310B (zh) * | 2019-07-09 | 2021-10-26 | 海信视像科技股份有限公司 | 音频处理方法与装置、以及多声道系统 |
| US11327802B2 (en) * | 2019-07-31 | 2022-05-10 | Microsoft Technology Licensing, Llc | System and method for exporting logical object metadata |
| GB2586214A (en) * | 2019-07-31 | 2021-02-17 | Nokia Technologies Oy | Quantization of spatial audio direction parameters |
| WO2022124620A1 (en) * | 2020-12-08 | 2022-06-16 | Samsung Electronics Co., Ltd. | Method and system to render n-channel audio on m number of output speakers based on preserving audio-intensities of n-channel audio in real-time |
| CN113438595B (zh) * | 2021-06-24 | 2022-03-18 | 深圳市叡扬声学设计研发有限公司 | 音频处理系统 |
| CN113838470B (zh) * | 2021-09-15 | 2023-10-03 | Oppo广东移动通信有限公司 | 音频处理方法、装置、电子设备及计算机可读介质及产品 |
| WO2023210978A1 (ko) * | 2022-04-28 | 2023-11-02 | 삼성전자 주식회사 | 다채널 오디오 신호 처리 장치 및 방법 |
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| TW202339510A (zh) | 2011-07-01 | 2023-10-01 | 美商杜比實驗室特許公司 | 用於適應性音頻信號的產生、譯碼與呈現之系統與方法 |
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| EP2979467B1 (en) | 2013-03-28 | 2019-12-18 | Dolby Laboratories Licensing Corporation | Rendering audio using speakers organized as a mesh of arbitrary n-gons |
| WO2015038522A1 (en) | 2013-09-12 | 2015-03-19 | Dolby Laboratories Licensing Corporation | Loudness adjustment for downmixed audio content |
-
2014
- 2014-11-26 EP EP18197144.1A patent/EP3444815B1/en active Active
- 2014-11-26 US US14/555,324 patent/US9552819B2/en active Active
- 2014-11-26 ES ES18197144T patent/ES2772851T3/es active Active
- 2014-11-26 PL PL18197144T patent/PL3444815T3/pl unknown
- 2014-11-26 KR KR1020167016992A patent/KR102294767B1/ko active IP Right Grant
- 2014-11-26 CN CN201480072584.1A patent/CN105981411B/zh active Active
- 2014-11-26 WO PCT/US2014/067763 patent/WO2015081293A1/en active Application Filing
- 2014-11-26 JP JP2016534697A patent/JP6612753B2/ja active Active
- 2014-11-26 ES ES14866041T patent/ES2710774T3/es active Active
- 2014-11-26 PL PL14866041T patent/PL3074969T3/pl unknown
- 2014-11-26 EP EP14866041.8A patent/EP3074969B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20150170657A1 (en) | 2015-06-18 |
| KR102294767B1 (ko) | 2021-08-27 |
| ES2772851T3 (es) | 2020-07-08 |
| EP3074969B1 (en) | 2018-11-21 |
| ES2710774T3 (es) | 2019-04-26 |
| EP3444815A1 (en) | 2019-02-20 |
| EP3074969A4 (en) | 2017-08-30 |
| PL3444815T3 (pl) | 2020-11-30 |
| EP3444815B1 (en) | 2020-01-08 |
| WO2015081293A1 (en) | 2015-06-04 |
| EP3074969A1 (en) | 2016-10-05 |
| JP6612753B2 (ja) | 2019-11-27 |
| CN105981411B (zh) | 2018-11-30 |
| JP2017501438A (ja) | 2017-01-12 |
| CN105981411A (zh) | 2016-09-28 |
| US9552819B2 (en) | 2017-01-24 |
| KR20160090869A (ko) | 2016-08-01 |
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