SG11201600466PA - Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals - Google Patents
Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signalsInfo
- Publication number
- SG11201600466PA SG11201600466PA SG11201600466PA SG11201600466PA SG11201600466PA SG 11201600466P A SG11201600466P A SG 11201600466PA SG 11201600466P A SG11201600466P A SG 11201600466PA SG 11201600466P A SG11201600466P A SG 11201600466PA SG 11201600466P A SG11201600466P A SG 11201600466PA
- Authority
- SG
- Singapore
- Prior art keywords
- audio
- channel audio
- decorrelation
- methods
- computer program
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- 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)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (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 (4)
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 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201600466PA true SG11201600466PA (en) | 2016-02-26 |
Family
ID=52392762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201600466PA SG11201600466PA (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 |
Country Status (17)
Country | Link |
---|---|
US (2) | US10431227B2 (en) |
EP (1) | EP3022949B1 (en) |
JP (2) | JP6449877B2 (en) |
KR (1) | KR101829822B1 (en) |
CN (1) | CN105612766B (en) |
AU (1) | AU2014295207B2 (en) |
BR (1) | BR112016001250B1 (en) |
CA (1) | CA2919080C (en) |
ES (1) | ES2653975T3 (en) |
MX (1) | MX361115B (en) |
MY (1) | MY195412A (en) |
PL (1) | PL3022949T3 (en) |
PT (1) | PT3022949T (en) |
RU (1) | RU2665917C2 (en) |
SG (1) | SG11201600466PA (en) |
TW (1) | TWI601408B (en) |
WO (1) | WO2015011015A1 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106303897A (en) | 2015-06-01 | 2017-01-04 | 杜比实验室特许公司 | Process object-based audio signal |
US10891962B2 (en) | 2017-03-06 | 2021-01-12 | Dolby International Ab | Integrated reconstruction and rendering of audio signals |
WO2018162472A1 (en) * | 2017-03-06 | 2018-09-13 | Dolby International Ab | Integrated reconstruction and rendering of audio signals |
US11004457B2 (en) * | 2017-10-18 | 2021-05-11 | Htc Corporation | Sound reproducing method, apparatus and non-transitory computer readable storage medium thereof |
WO2019197404A1 (en) * | 2018-04-11 | 2019-10-17 | Dolby International Ab | Methods, apparatus and systems for 6dof audio rendering and data representations and bitstream structures for 6dof audio rendering |
WO2019197349A1 (en) | 2018-04-11 | 2019-10-17 | Dolby International Ab | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
EP3588495A1 (en) * | 2018-06-22 | 2020-01-01 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Multichannel audio coding |
CA3091241A1 (en) * | 2018-07-02 | 2020-01-09 | Dolby Laboratories Licensing Corporation | Methods and devices for generating or decoding a bitstream comprising immersive audio signals |
RU2769788C1 (en) * | 2018-07-04 | 2022-04-06 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Encoder, multi-signal decoder and corresponding methods using signal whitening or signal post-processing |
KR20220025107A (en) * | 2019-06-14 | 2022-03-03 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | Parameter encoding and decoding |
CN114080822B (en) * | 2019-06-20 | 2023-11-03 | 杜比实验室特许公司 | Rendering of M channel input on S speakers |
GB201909133D0 (en) * | 2019-06-25 | 2019-08-07 | Nokia Technologies Oy | Spatial audio representation and rendering |
TWI703559B (en) * | 2019-07-08 | 2020-09-01 | 瑞昱半導體股份有限公司 | Audio codec circuit and method for processing audio data |
KR102300177B1 (en) * | 2019-09-17 | 2021-09-08 | 난징 트월링 테크놀로지 컴퍼니 리미티드 | Immersive Audio Rendering Methods and Systems |
GB2594265A (en) * | 2020-04-20 | 2021-10-27 | Nokia Technologies Oy | Apparatus, methods and computer programs for enabling rendering of spatial audio signals |
CN114067810A (en) * | 2020-07-31 | 2022-02-18 | 华为技术有限公司 | Audio signal rendering method and device |
WO2023210978A1 (en) * | 2022-04-28 | 2023-11-02 | 삼성전자 주식회사 | Apparatus and method for processing multi-channel audio signal |
Family Cites Families (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1973318B (en) * | 2002-10-14 | 2012-01-25 | 汤姆森许可贸易公司 | Method and device for coding and decoding the presentation of an audio signal |
ATE527654T1 (en) | 2004-03-01 | 2011-10-15 | Dolby Lab Licensing Corp | MULTI-CHANNEL AUDIO CODING |
WO2007109338A1 (en) | 2006-03-21 | 2007-09-27 | Dolby Laboratories Licensing Corporation | Low bit rate audio encoding and decoding |
CN102122509B (en) | 2004-04-05 | 2016-03-23 | 皇家飞利浦电子股份有限公司 | Multi-channel encoder and multi-channel encoding method |
TWI393121B (en) * | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | Method and apparatus for processing a set of n audio signals, and computer program associated therewith |
SE0402649D0 (en) | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods of creating orthogonal signals |
SE0402652D0 (en) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi-channel reconstruction |
AU2006255662B2 (en) | 2005-06-03 | 2012-08-23 | Dolby Laboratories Licensing Corporation | Apparatus and method for encoding audio signals with decoding instructions |
US8626503B2 (en) * | 2005-07-14 | 2014-01-07 | Erik Gosuinus Petrus Schuijers | Audio encoding and decoding |
KR20070025905A (en) * | 2005-08-30 | 2007-03-08 | 엘지전자 주식회사 | Method of effective sampling frequency bitstream composition for multi-channel audio coding |
CN101278598B (en) | 2005-10-07 | 2011-05-25 | 松下电器产业株式会社 | Acoustic signal processing device and acoustic signal processing method |
KR100888474B1 (en) * | 2005-11-21 | 2009-03-12 | 삼성전자주식회사 | Apparatus and method for encoding/decoding multichannel audio signal |
KR101218776B1 (en) | 2006-01-11 | 2013-01-18 | 삼성전자주식회사 | Method of generating multi-channel signal from down-mixed signal and computer-readable medium |
KR100803212B1 (en) * | 2006-01-11 | 2008-02-14 | 삼성전자주식회사 | Method and apparatus for scalable channel decoding |
ES2446245T3 (en) * | 2006-01-19 | 2014-03-06 | Lg Electronics Inc. | Method and apparatus for processing a media signal |
KR100773560B1 (en) | 2006-03-06 | 2007-11-05 | 삼성전자주식회사 | Method and apparatus for synthesizing stereo signal |
ATE505912T1 (en) * | 2006-03-28 | 2011-04-15 | Fraunhofer Ges Forschung | IMPROVED SIGNAL SHAPING METHOD IN MULTI-CHANNEL AUDIO DESIGN |
CN101411214B (en) * | 2006-03-28 | 2011-08-10 | 艾利森电话股份有限公司 | Method and arrangement for a decoder for multi-channel surround sound |
WO2007123788A2 (en) | 2006-04-03 | 2007-11-01 | Srs Labs, Inc. | Audio signal processing |
US8027479B2 (en) * | 2006-06-02 | 2011-09-27 | Coding Technologies Ab | Binaural multi-channel decoder in the context of non-energy conserving upmix rules |
AU2007312597B2 (en) * | 2006-10-16 | 2011-04-14 | Dolby International Ab | Apparatus and method for multi -channel parameter transformation |
CN103400583B (en) | 2006-10-16 | 2016-01-20 | 杜比国际公司 | Enhancing coding and the Parametric Representation of object coding is mixed under multichannel |
BRPI0719884B1 (en) | 2006-12-07 | 2020-10-27 | Lg Eletronics Inc | computer-readable method, device and media to decode an audio signal |
JP5133401B2 (en) | 2007-04-26 | 2013-01-30 | ドルビー・インターナショナル・アクチボラゲット | Output signal synthesis apparatus and synthesis method |
WO2009039897A1 (en) | 2007-09-26 | 2009-04-02 | Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V. | Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting coefficients for extracting an ambient signal and computer program |
WO2009046909A1 (en) * | 2007-10-09 | 2009-04-16 | Koninklijke Philips Electronics N.V. | Method and apparatus for generating a binaural audio signal |
JP5883561B2 (en) | 2007-10-17 | 2016-03-15 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ | Speech encoder using upmix |
EP2093911A3 (en) * | 2007-11-28 | 2010-01-13 | Lg Electronics Inc. | Receiving system and audio data processing method thereof |
KR101147780B1 (en) * | 2008-01-01 | 2012-06-01 | 엘지전자 주식회사 | A method and an apparatus for processing an audio signal |
US8335331B2 (en) * | 2008-01-18 | 2012-12-18 | Microsoft Corporation | Multichannel sound rendering via virtualization in a stereo loudspeaker system |
US20090194756A1 (en) | 2008-01-31 | 2009-08-06 | Kau Derchang | Self-aligned eletrode phase change memory |
EP2248352B1 (en) * | 2008-02-14 | 2013-01-23 | Dolby Laboratories Licensing Corporation | Stereophonic widening |
EP2304721B1 (en) * | 2008-06-26 | 2012-05-09 | France Telecom | Spatial synthesis of multichannel audio signals |
EP2144229A1 (en) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Efficient use of phase information in audio encoding and decoding |
EP2175670A1 (en) * | 2008-10-07 | 2010-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Binaural rendering of a multi-channel audio signal |
ES2452569T3 (en) * | 2009-04-08 | 2014-04-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device, procedure and computer program for mixing upstream audio signal with downstream mixing using phase value smoothing |
MY154078A (en) * | 2009-06-24 | 2015-04-30 | Fraunhofer Ges Forschung | Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages |
CN102171754B (en) | 2009-07-31 | 2013-06-26 | 松下电器产业株式会社 | Coding device and decoding device |
TWI433137B (en) * | 2009-09-10 | 2014-04-01 | Dolby Int Ab | Improvement of an audio signal of an fm stereo radio receiver by using parametric stereo |
EP2586025A4 (en) * | 2010-07-20 | 2015-03-11 | Huawei Tech Co Ltd | Audio signal synthesizer |
MY178197A (en) | 2010-08-25 | 2020-10-06 | Fraunhofer Ges Forschung | Apparatus for generating a decorrelated signal using transmitted phase information |
RU2618383C2 (en) * | 2011-11-01 | 2017-05-03 | Конинклейке Филипс Н.В. | Encoding and decoding of audio objects |
EP2956935B1 (en) | 2013-02-14 | 2017-01-04 | Dolby Laboratories Licensing Corporation | Controlling the inter-channel coherence of upmixed audio signals |
-
2014
- 2014-07-17 SG SG11201600466PA patent/SG11201600466PA/en unknown
- 2014-07-17 ES ES14739483.7T patent/ES2653975T3/en active Active
- 2014-07-17 CA CA2919080A patent/CA2919080C/en active Active
- 2014-07-17 BR BR112016001250-0A patent/BR112016001250B1/en active IP Right Grant
- 2014-07-17 PT PT147394837T patent/PT3022949T/en unknown
- 2014-07-17 RU RU2016105755A patent/RU2665917C2/en active
- 2014-07-17 CN CN201480052113.4A patent/CN105612766B/en active Active
- 2014-07-17 KR KR1020167004482A patent/KR101829822B1/en active IP Right Grant
- 2014-07-17 PL PL14739483T patent/PL3022949T3/en unknown
- 2014-07-17 WO PCT/EP2014/065397 patent/WO2015011015A1/en active Application Filing
- 2014-07-17 AU AU2014295207A patent/AU2014295207B2/en active Active
- 2014-07-17 JP JP2016528443A patent/JP6449877B2/en active Active
- 2014-07-17 EP EP14739483.7A patent/EP3022949B1/en active Active
- 2014-07-17 MX MX2016000902A patent/MX361115B/en active IP Right Grant
- 2014-07-17 MY MYPI2016000111A patent/MY195412A/en unknown
- 2014-07-21 TW TW103124985A patent/TWI601408B/en 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/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN105612766B (en) | 2018-07-27 |
JP2016528811A (en) | 2016-09-15 |
JP6449877B2 (en) | 2019-01-09 |
PL3022949T3 (en) | 2018-04-30 |
JP6777700B2 (en) | 2020-10-28 |
RU2665917C2 (en) | 2018-09-04 |
MX361115B (en) | 2018-11-28 |
MY195412A (en) | 2023-01-19 |
TWI601408B (en) | 2017-10-01 |
BR112016001250B1 (en) | 2022-07-26 |
AU2014295207A1 (en) | 2016-03-10 |
TW201521469A (en) | 2015-06-01 |
JP2019032541A (en) | 2019-02-28 |
RU2016105755A (en) | 2017-08-25 |
US20180350375A1 (en) | 2018-12-06 |
US10431227B2 (en) | 2019-10-01 |
CA2919080C (en) | 2018-06-05 |
CA2919080A1 (en) | 2015-01-29 |
KR101829822B1 (en) | 2018-03-29 |
AU2014295207B2 (en) | 2017-02-02 |
KR20160039634A (en) | 2016-04-11 |
US20160247507A1 (en) | 2016-08-25 |
MX2016000902A (en) | 2016-05-31 |
EP3022949B1 (en) | 2017-10-18 |
EP3022949A1 (en) | 2016-05-25 |
CN105612766A (en) | 2016-05-25 |
ES2653975T3 (en) | 2018-02-09 |
PT3022949T (en) | 2018-01-23 |
WO2015011015A1 (en) | 2015-01-29 |
BR112016001250A2 (en) | 2017-07-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SG11201600466PA (en) | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals | |
ZA201601081B (en) | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using residual-signal-based adjustment of a contribution of a decorrelated signal | |
ZA201601078B (en) | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals | |
ZA201601047B (en) | Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals | |
ZA201601010B (en) | Apparatus, method and computer program for decoding an encoded audio signal | |
HK1218179A1 (en) | Audio encoder, audio decoder, method for providing an encoded audio information, method for providing a decoded audio information, computer program and encoded representation using a signal-adaptive bandwidth extension | |
HK1214882A1 (en) | Stereo audio encoder and decoder | |
HK1250836A1 (en) | Audio encoder and decoder | |
TWI560702B (en) | Audio signal processing decoder and encoder, system, method of processing input audio signal, computer program | |
HK1217246A1 (en) | Audio encoder and decoder | |
EP3007469A4 (en) | Audio signal output device and method, encoding device and method, decoding device and method, and program | |
HK1213080A1 (en) | Audio encoder and decoder | |
HK1218180A1 (en) | Coding of multichannel audio content | |
EP3023984A4 (en) | Encoder and encoding method for multichannel signal, and decoder and decoding method for multichannel signal | |
TH1601000314A (en) | Multi-channel audio decoder Multi-channel audio encoder, method, computer program and phonological representations that are encoded using Decorrelation of the rendered audio signal |