SG11201402777QA - Apparatus and method for merging geometry-based spatial audio coding streams - Google Patents
Apparatus and method for merging geometry-based spatial audio coding streamsInfo
- Publication number
- SG11201402777QA SG11201402777QA SG11201402777QA SG11201402777QA SG11201402777QA SG 11201402777Q A SG11201402777Q A SG 11201402777QA SG 11201402777Q A SG11201402777Q A SG 11201402777QA SG 11201402777Q A SG11201402777Q A SG 11201402777QA SG 11201402777Q A SG11201402777Q A SG 11201402777QA
- Authority
- SG
- Singapore
- Prior art keywords
- audio coding
- spatial audio
- based spatial
- coding streams
- merging
- Prior art date
Links
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
- G10L19/04—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
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
- G06F18/213—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods
- G06F18/2134—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods based on separation criteria, e.g. independent component analysis
-
- 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
-
- 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
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02166—Microphone arrays; Beamforming
-
- 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
- G10L21/0272—Voice signal separating
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
-
- 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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
-
- 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
-
- 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
-
- 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
- H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Evolutionary Biology (AREA)
- General Physics & Mathematics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Artificial Intelligence (AREA)
- Life Sciences & Earth Sciences (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11191816.5A EP2600343A1 (en) | 2011-12-02 | 2011-12-02 | Apparatus and method for merging geometry - based spatial audio coding streams |
US13/445,585 US9484038B2 (en) | 2011-12-02 | 2012-04-12 | Apparatus and method for merging geometry-based spatial audio coding streams |
PCT/EP2012/074097 WO2013079663A2 (en) | 2011-12-02 | 2012-11-30 | Apparatus and method for merging geometry-based spatial audio coding streams |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201402777QA true SG11201402777QA (en) | 2014-06-27 |
Family
ID=45047686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201402777QA SG11201402777QA (en) | 2011-12-02 | 2012-11-30 | Apparatus and method for merging geometry-based spatial audio coding streams |
Country Status (18)
Country | Link |
---|---|
US (1) | US9484038B2 (en) |
EP (2) | EP2600343A1 (en) |
JP (1) | JP6086923B2 (en) |
KR (1) | KR101666730B1 (en) |
CN (1) | CN104185869B9 (en) |
AR (1) | AR089053A1 (en) |
AU (3) | AU2012343819C1 (en) |
BR (1) | BR112014013336B1 (en) |
CA (1) | CA2857614C (en) |
HK (1) | HK1202181A1 (en) |
IN (1) | IN2014KN01069A (en) |
MX (1) | MX342794B (en) |
MY (1) | MY167160A (en) |
RU (1) | RU2609102C2 (en) |
SG (1) | SG11201402777QA (en) |
TW (1) | TWI555412B (en) |
WO (1) | WO2013079663A2 (en) |
ZA (1) | ZA201404823B (en) |
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US9407992B2 (en) * | 2012-12-14 | 2016-08-02 | Conexant Systems, Inc. | Estimation of reverberation decay related applications |
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CN108810793B (en) | 2013-04-19 | 2020-12-15 | 韩国电子通信研究院 | Multi-channel audio signal processing device and method |
US9716959B2 (en) | 2013-05-29 | 2017-07-25 | Qualcomm Incorporated | Compensating for error in decomposed representations of sound fields |
US9319819B2 (en) * | 2013-07-25 | 2016-04-19 | Etri | Binaural rendering method and apparatus for decoding multi channel audio |
CN105432098B (en) * | 2013-07-30 | 2017-08-29 | 杜比国际公司 | For the translation of the audio object of any loudspeaker layout |
CN104683933A (en) | 2013-11-29 | 2015-06-03 | 杜比实验室特许公司 | Audio object extraction method |
US10042037B2 (en) * | 2014-02-20 | 2018-08-07 | Nestwave Sas | System and method for estimating time of arrival (TOA) |
EP2942982A1 (en) * | 2014-05-05 | 2015-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | System, apparatus and method for consistent acoustic scene reproduction based on informed spatial filtering |
RU2666248C2 (en) * | 2014-05-13 | 2018-09-06 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Device and method for amplitude panning with front fading |
US9620137B2 (en) * | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in 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 |
US9774974B2 (en) * | 2014-09-24 | 2017-09-26 | Electronics And Telecommunications Research Institute | Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion |
US9984693B2 (en) | 2014-10-10 | 2018-05-29 | Qualcomm Incorporated | Signaling channels for scalable coding of higher order ambisonic audio data |
US10140996B2 (en) | 2014-10-10 | 2018-11-27 | Qualcomm Incorporated | Signaling layers for scalable coding of higher order ambisonic audio data |
CN111866022B (en) | 2015-02-03 | 2022-08-30 | 杜比实验室特许公司 | Post-meeting playback system with perceived quality higher than that originally heard in meeting |
EP3254456B1 (en) | 2015-02-03 | 2020-12-30 | Dolby Laboratories Licensing Corporation | Optimized virtual scene layout for spatial meeting playback |
US10375472B2 (en) | 2015-07-02 | 2019-08-06 | Dolby Laboratories Licensing Corporation | Determining azimuth and elevation angles from stereo recordings |
HK1255002A1 (en) | 2015-07-02 | 2019-08-02 | 杜比實驗室特許公司 | Determining azimuth and elevation angles from stereo recordings |
EP3332557B1 (en) | 2015-08-07 | 2019-06-19 | Dolby Laboratories Licensing Corporation | Processing object-based audio signals |
CN105117111B (en) * | 2015-09-23 | 2019-11-15 | 小米科技有限责任公司 | The rendering method and device of virtual reality interactive picture |
TWI577194B (en) * | 2015-10-22 | 2017-04-01 | 山衛科技股份有限公司 | Environmental voice source recognition system and environmental voice source recognizing method thereof |
US10206040B2 (en) * | 2015-10-30 | 2019-02-12 | Essential Products, Inc. | Microphone array for generating virtual sound field |
CN117238300A (en) | 2016-01-22 | 2023-12-15 | 弗劳恩霍夫应用研究促进协会 | Apparatus and method for encoding or decoding multi-channel audio signal using frame control synchronization |
US10923132B2 (en) | 2016-02-19 | 2021-02-16 | Dolby Laboratories Licensing Corporation | Diffusivity based sound processing method and apparatus |
US9949052B2 (en) | 2016-03-22 | 2018-04-17 | Dolby Laboratories Licensing Corporation | Adaptive panner of audio objects |
US20170293461A1 (en) * | 2016-04-07 | 2017-10-12 | VideoStitch Inc. | Graphical placement of immersive audio sources |
GB2551780A (en) | 2016-06-30 | 2018-01-03 | Nokia Technologies Oy | An apparatus, method and computer program for obtaining audio signals |
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CN109906616B (en) * | 2016-09-29 | 2021-05-21 | 杜比实验室特许公司 | Method, system and apparatus for determining one or more audio representations of one or more audio sources |
US11514885B2 (en) * | 2016-11-21 | 2022-11-29 | Microsoft Technology Licensing, Llc | Automatic dubbing method and apparatus |
KR20180090022A (en) * | 2017-02-02 | 2018-08-10 | 한국전자통신연구원 | Method for providng virtual-reality based on multi omni-direction camera and microphone, sound signal processing apparatus, and image signal processing apparatus for performin the method |
GB2561595A (en) * | 2017-04-20 | 2018-10-24 | Nokia Technologies Oy | Ambience generation for spatial audio mixing featuring use of original and extended signal |
GB2563635A (en) | 2017-06-21 | 2018-12-26 | Nokia Technologies Oy | Recording and rendering audio signals |
SG11202000287RA (en) * | 2017-07-14 | 2020-02-27 | Fraunhofer Ges Forschung | Concept for generating an enhanced sound-field description or a modified sound field description using a depth-extended dirac technique or other techniques |
CA3069403C (en) * | 2017-07-14 | 2023-05-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Concept for generating an enhanced sound-field description or a modified sound field description using a multi-layer description |
CN117319917A (en) * | 2017-07-14 | 2023-12-29 | 弗劳恩霍夫应用研究促进协会 | Apparatus and method for generating modified sound field description using multi-point sound field description |
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EP2154910A1 (en) | 2008-08-13 | 2010-02-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for merging spatial audio streams |
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EP2346028A1 (en) | 2009-12-17 | 2011-07-20 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | An apparatus and a method for converting a first parametric spatial audio signal into a second parametric spatial audio signal |
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-
2011
- 2011-12-02 EP EP11191816.5A patent/EP2600343A1/en not_active Withdrawn
-
2012
- 2012-04-12 US US13/445,585 patent/US9484038B2/en active Active
- 2012-11-30 CA CA2857614A patent/CA2857614C/en active Active
- 2012-11-30 CN CN201280067983.XA patent/CN104185869B9/en active Active
- 2012-11-30 EP EP12794963.4A patent/EP2786374B1/en active Active
- 2012-11-30 IN IN1069KON2014 patent/IN2014KN01069A/en unknown
- 2012-11-30 MY MYPI2014001578A patent/MY167160A/en unknown
- 2012-11-30 KR KR1020147018321A patent/KR101666730B1/en active IP Right Grant
- 2012-11-30 AR ARP120104513A patent/AR089053A1/en active IP Right Grant
- 2012-11-30 WO PCT/EP2012/074097 patent/WO2013079663A2/en active Application Filing
- 2012-11-30 RU RU2014126818A patent/RU2609102C2/en active
- 2012-11-30 JP JP2014543912A patent/JP6086923B2/en active Active
- 2012-11-30 TW TW101145074A patent/TWI555412B/en active
- 2012-11-30 BR BR112014013336-0A patent/BR112014013336B1/en active IP Right Grant
- 2012-11-30 MX MX2014006199A patent/MX342794B/en active IP Right Grant
- 2012-11-30 AU AU2012343819A patent/AU2012343819C1/en active Active
- 2012-11-30 SG SG11201402777QA patent/SG11201402777QA/en unknown
-
2014
- 2014-06-30 ZA ZA2014/04823A patent/ZA201404823B/en unknown
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2015
- 2015-03-16 HK HK15102679.7A patent/HK1202181A1/en unknown
-
2016
- 2016-04-22 AU AU2016202604A patent/AU2016202604A1/en not_active Abandoned
-
2018
- 2018-01-25 AU AU2018200613A patent/AU2018200613A1/en not_active Withdrawn
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