HUE045446T2 - Szférikus harmonikus és/vagy magasabb rendû ambiszonikus együtthatók meghatározása bitfolyamokban - Google Patents
Szférikus harmonikus és/vagy magasabb rendû ambiszonikus együtthatók meghatározása bitfolyamokbanInfo
- Publication number
- HUE045446T2 HUE045446T2 HUE14713289A HUE14713289A HUE045446T2 HU E045446 T2 HUE045446 T2 HU E045446T2 HU E14713289 A HUE14713289 A HU E14713289A HU E14713289 A HUE14713289 A HU E14713289A HU E045446 T2 HUE045446 T2 HU E045446T2
- Authority
- HU
- Hungary
- Prior art keywords
- bitstreams
- higher order
- spherical harmonic
- order ambisonics
- ambisonics coefficients
- Prior art date
Links
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
- G10L19/04—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 predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- 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
- G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
-
- 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
- G10L19/04—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 predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- H04S2420/11—Application of ambisonics in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361771677P | 2013-03-01 | 2013-03-01 | |
| US201361860201P | 2013-07-30 | 2013-07-30 | |
| US14/192,819 US9959875B2 (en) | 2013-03-01 | 2014-02-27 | Specifying spherical harmonic and/or higher order ambisonics coefficients in bitstreams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HUE045446T2 true HUE045446T2 (hu) | 2019-12-30 |
Family
ID=51420957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HUE14713289A HUE045446T2 (hu) | 2013-03-01 | 2014-02-28 | Szférikus harmonikus és/vagy magasabb rendû ambiszonikus együtthatók meghatározása bitfolyamokban |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US9685163B2 (OSRAM) |
| EP (2) | EP2962297B1 (OSRAM) |
| JP (2) | JP2016510905A (OSRAM) |
| KR (2) | KR101854964B1 (OSRAM) |
| CN (2) | CN105027199B (OSRAM) |
| BR (1) | BR112015020892A2 (OSRAM) |
| ES (1) | ES2738490T3 (OSRAM) |
| HU (1) | HUE045446T2 (OSRAM) |
| TW (2) | TWI583210B (OSRAM) |
| WO (2) | WO2014134462A2 (OSRAM) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2665208A1 (en) | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| US9685163B2 (en) | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
| US9412385B2 (en) * | 2013-05-28 | 2016-08-09 | Qualcomm Incorporated | Performing spatial masking with respect to spherical harmonic coefficients |
| US9384741B2 (en) * | 2013-05-29 | 2016-07-05 | Qualcomm Incorporated | Binauralization of rotated higher order ambisonics |
| US9502044B2 (en) | 2013-05-29 | 2016-11-22 | Qualcomm Incorporated | Compression of decomposed representations of a sound field |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| EP3005354B1 (en) * | 2013-06-05 | 2019-07-03 | Dolby International AB | Method for encoding audio signals, apparatus for encoding audio signals, method for decoding audio signals and apparatus for decoding audio signals |
| EP2879408A1 (en) * | 2013-11-28 | 2015-06-03 | Thomson Licensing | Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition |
| US9489955B2 (en) | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
| US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
| US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
| EP4481575A3 (en) * | 2014-09-12 | 2025-03-05 | Sony Group Corporation | Transmission device, transmission method, reception device, and reception method |
| US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
| RU2708942C2 (ru) * | 2014-10-24 | 2019-12-12 | Долби Интернешнл Аб | Кодирование и декодирование аудиосигналов |
| US10452651B1 (en) | 2014-12-23 | 2019-10-22 | Palantir Technologies Inc. | Searching charts |
| CN104795064B (zh) * | 2015-03-30 | 2018-04-13 | 福州大学 | 低信噪比声场景下声音事件的识别方法 |
| CN108140391B (zh) | 2015-10-08 | 2022-12-16 | 杜比国际公司 | 用于压缩声音或声场表示的分层编解码 |
| FR3050601B1 (fr) * | 2016-04-26 | 2018-06-22 | Arkamys | Procede et systeme de diffusion d'un signal audio a 360° |
| MC200186B1 (fr) * | 2016-09-30 | 2017-10-18 | Coronal Encoding | Procédé de conversion, d'encodage stéréophonique, de décodage et de transcodage d'un signal audio tridimensionnel |
| US11252524B2 (en) * | 2017-07-05 | 2022-02-15 | Sony Corporation | Synthesizing a headphone signal using a rotating head-related transfer function |
| RU2736274C1 (ru) | 2017-07-14 | 2020-11-13 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Принцип формирования улучшенного описания звукового поля или модифицированного описания звукового поля с использованием dirac-технологии с расширением глубины или других технологий |
| KR102652670B1 (ko) | 2017-07-14 | 2024-04-01 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다중-층 묘사를 이용하여 증강된 음장 묘사 또는 수정된 음장 묘사를 생성하기 위한 개념 |
| CN117319917A (zh) | 2017-07-14 | 2023-12-29 | 弗劳恩霍夫应用研究促进协会 | 使用多点声场描述生成经修改的声场描述的装置及方法 |
| US10075802B1 (en) | 2017-08-08 | 2018-09-11 | Qualcomm Incorporated | Bitrate allocation for higher order ambisonic audio data |
| US11281726B2 (en) * | 2017-12-01 | 2022-03-22 | Palantir Technologies Inc. | System and methods for faster processor comparisons of visual graph features |
| US10419138B2 (en) | 2017-12-22 | 2019-09-17 | At&T Intellectual Property I, L.P. | Radio-based channel sounding using phased array antennas |
| GB2572650A (en) * | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
| WO2019204214A2 (en) | 2018-04-16 | 2019-10-24 | Dolby Laboratories Licensing Corporation | Methods, apparatus and systems for encoding and decoding of directional sound sources |
| BR112020016948A2 (pt) * | 2018-07-02 | 2020-12-15 | Dolby Laboratories Licensing Corporation | Métodos e dispositivos para gerar ou decodificar um fluxo de bits compreendendo sinais de áudio imersivos |
| EP3818730A4 (en) * | 2018-07-03 | 2022-08-31 | Nokia Technologies Oy | Energy-ratio signalling and synthesis |
| US12308034B2 (en) * | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
| US12142285B2 (en) | 2019-06-24 | 2024-11-12 | Qualcomm Incorporated | Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding |
| US11043742B2 (en) | 2019-07-31 | 2021-06-22 | At&T Intellectual Property I, L.P. | Phased array mobile channel sounding system |
| CN114631332B (zh) | 2019-11-04 | 2025-10-10 | 高通股份有限公司 | 比特流中音频效果元数据的信令 |
| CN116391365A (zh) * | 2020-09-25 | 2023-07-04 | 苹果公司 | 高阶环境立体声编码和解码 |
| WO2022096376A2 (en) * | 2020-11-03 | 2022-05-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for audio signal transformation |
| EP4174637A1 (en) * | 2021-10-26 | 2023-05-03 | Koninklijke Philips N.V. | Bitstream representing audio in an environment |
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| US5594800A (en) | 1991-02-15 | 1997-01-14 | Trifield Productions Limited | Sound reproduction system having a matrix converter |
| GB9103207D0 (en) | 1991-02-15 | 1991-04-03 | Gerzon Michael A | Stereophonic sound reproduction system |
| AUPO099696A0 (en) | 1996-07-12 | 1996-08-08 | Lake Dsp Pty Limited | Methods and apparatus for processing spatialised audio |
| US6021206A (en) | 1996-10-02 | 2000-02-01 | Lake Dsp Pty Ltd | Methods and apparatus for processing spatialised audio |
| JPH1118199A (ja) | 1997-06-26 | 1999-01-22 | Nippon Columbia Co Ltd | 音響処理装置 |
| CA2406926A1 (en) | 2000-04-19 | 2001-11-01 | Sonic Solutions | Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions |
| FR2847376B1 (fr) * | 2002-11-19 | 2005-02-04 | France Telecom | Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede |
| US7167176B2 (en) | 2003-08-15 | 2007-01-23 | Microsoft Corporation | Clustered principal components for precomputed radiance transfer |
| CN1942931A (zh) * | 2004-04-21 | 2007-04-04 | 杜比实验室特许公司 | 通过树型分层数据结构的有序横向结构描述比特流语法的音频比特流格式 |
| US20060247918A1 (en) | 2005-04-29 | 2006-11-02 | Microsoft Corporation | Systems and methods for 3D audio programming and processing |
| FR2898725A1 (fr) | 2006-03-15 | 2007-09-21 | France Telecom | Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale |
| US7589725B2 (en) | 2006-06-30 | 2009-09-15 | Microsoft Corporation | Soft shadows in dynamic scenes |
| FR2916079A1 (fr) * | 2007-05-10 | 2008-11-14 | France Telecom | Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes |
| PL2446435T3 (pl) * | 2009-06-24 | 2013-11-29 | Fraunhofer Ges Forschung | Dekoder sygnału audio, sposób dekodowania sygnału audio i program komputerowy wykorzystujący kaskadowe etapy przetwarzania obiektów audio |
| EP2459742B1 (en) * | 2009-07-29 | 2016-04-06 | Pharnext | New diagnostic tools for alzheimer disease |
| WO2011104463A1 (fr) * | 2010-02-26 | 2011-09-01 | France Telecom | Compression de flux audio multicanal |
| US9552840B2 (en) | 2010-10-25 | 2017-01-24 | Qualcomm Incorporated | Three-dimensional sound capturing and reproducing with multi-microphones |
| EP2450880A1 (en) | 2010-11-05 | 2012-05-09 | Thomson Licensing | Data structure for Higher Order Ambisonics audio data |
| EP2469741A1 (en) | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| CN102333265B (zh) | 2011-05-20 | 2014-02-19 | 南京大学 | 一种基于连续声源概念的三维局部空间声场重放方法 |
| EP2541547A1 (en) | 2011-06-30 | 2013-01-02 | Thomson Licensing | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
| CN103650037B (zh) * | 2011-07-01 | 2015-12-09 | 杜比实验室特许公司 | 采样率可分级的无损音频编码 |
| TWI853425B (zh) * | 2011-07-01 | 2024-08-21 | 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 |
| US9460729B2 (en) | 2012-09-21 | 2016-10-04 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| EP2743922A1 (en) | 2012-12-12 | 2014-06-18 | Thomson Licensing | Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field |
| US9685163B2 (en) | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
-
2014
- 2014-02-27 US US14/192,829 patent/US9685163B2/en not_active Expired - Fee Related
- 2014-02-27 US US14/192,819 patent/US9959875B2/en active Active
- 2014-02-28 WO PCT/US2014/019446 patent/WO2014134462A2/en not_active Ceased
- 2014-02-28 EP EP14711375.7A patent/EP2962297B1/en active Active
- 2014-02-28 JP JP2015560352A patent/JP2016510905A/ja not_active Ceased
- 2014-02-28 KR KR1020157026860A patent/KR101854964B1/ko not_active Expired - Fee Related
- 2014-02-28 WO PCT/US2014/019468 patent/WO2014134472A2/en not_active Ceased
- 2014-02-28 HU HUE14713289A patent/HUE045446T2/hu unknown
- 2014-02-28 CN CN201480011198.1A patent/CN105027199B/zh active Active
- 2014-02-28 ES ES14713289T patent/ES2738490T3/es active Active
- 2014-02-28 EP EP14713289.8A patent/EP2962298B1/en active Active
- 2014-02-28 KR KR1020157026859A patent/KR20150123310A/ko not_active Ceased
- 2014-02-28 BR BR112015020892A patent/BR112015020892A2/pt not_active IP Right Cessation
- 2014-02-28 JP JP2015560355A patent/JP2016513811A/ja active Pending
- 2014-02-28 CN CN201480011287.6A patent/CN105027200B/zh active Active
- 2014-03-03 TW TW103107142A patent/TWI583210B/zh not_active IP Right Cessation
- 2014-03-03 TW TW103107128A patent/TWI603631B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP2962298A2 (en) | 2016-01-06 |
| US20140247946A1 (en) | 2014-09-04 |
| JP2016513811A (ja) | 2016-05-16 |
| US9959875B2 (en) | 2018-05-01 |
| TW201503712A (zh) | 2015-01-16 |
| WO2014134462A3 (en) | 2014-11-13 |
| JP2016510905A (ja) | 2016-04-11 |
| KR101854964B1 (ko) | 2018-05-04 |
| CN105027200A (zh) | 2015-11-04 |
| TWI603631B (zh) | 2017-10-21 |
| WO2014134472A2 (en) | 2014-09-04 |
| WO2014134462A2 (en) | 2014-09-04 |
| WO2014134472A3 (en) | 2015-03-19 |
| EP2962297A2 (en) | 2016-01-06 |
| ES2738490T3 (es) | 2020-01-23 |
| US9685163B2 (en) | 2017-06-20 |
| CN105027199B (zh) | 2018-05-29 |
| EP2962298B1 (en) | 2019-04-24 |
| CN105027200B (zh) | 2019-04-09 |
| TW201446016A (zh) | 2014-12-01 |
| TWI583210B (zh) | 2017-05-11 |
| BR112015020892A2 (pt) | 2017-07-18 |
| US20140249827A1 (en) | 2014-09-04 |
| CN105027199A (zh) | 2015-11-04 |
| KR20150123310A (ko) | 2015-11-03 |
| KR20150123311A (ko) | 2015-11-03 |
| EP2962297B1 (en) | 2019-06-05 |
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