SG11202010367YA - Integration of high frequency reconstruction techniques with reduced post-processing delay - Google Patents

Integration of high frequency reconstruction techniques with reduced post-processing delay

Info

Publication number: SG11202010367YA
Authority: SG; Singapore
Prior art keywords: integration; high frequency; processing delay; reconstruction techniques; frequency reconstruction
Prior art date: 2018-04-25

Application number

SG11202010367YA

Inventor

Kristofer Kjoerling

Lars Villemoes

Heiko Purnhagen

Per Ekstrand

Original Assignee

Dolby Int Ab

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2018-04-25

Filing date

2019-04-25

Publication date

2020-11-27

2019-04-25 Application filed by Dolby Int Ab filed Critical Dolby Int Ab

2020-11-27 Publication of SG11202010367YA publication Critical patent/SG11202010367YA/en

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
- G10L19/04—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
- G10L19/04—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
- 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
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

Engineering & Computer Science (AREA)
Computational Linguistics (AREA)
Signal Processing (AREA)
Health & Medical Sciences (AREA)
Audiology, Speech & Language Pathology (AREA)
Human Computer Interaction (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Quality & Reliability (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Networks Using Active Elements (AREA)

SG11202010367YA 2018-04-25 2019-04-25 Integration of high frequency reconstruction techniques with reduced post-processing delay SG11202010367YA (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US201862662296P	2018-04-25	2018-04-25
PCT/US2019/029144 WO2019210068A1 (en)	2018-04-25	2019-04-25	Integration of high frequency reconstruction techniques with reduced post-processing delay

Publications (1)

Publication Number	Publication Date
SG11202010367YA true SG11202010367YA (en)	2020-11-27

Family

ID=68294559

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SG11202010367YA SG11202010367YA (en)	2018-04-25	2019-04-25	Integration of high frequency reconstruction techniques with reduced post-processing delay

Country Status (19)

Country	Link
US (7)	US11562759B2 (en)
EP (1)	EP3662469A4 (en)
JP (4)	JP6908795B2 (en)
KR (5)	KR102560473B1 (en)
CN (6)	CN114242086A (en)
AR (8)	AR114840A1 (en)
AU (3)	AU2019257701A1 (en)
BR (1)	BR112020021809A2 (en)
CA (5)	CA3238617A1 (en)
CL (1)	CL2020002746A1 (en)
IL (2)	IL278222B1 (en)
MA (1)	MA50760A (en)
MX (10)	MX2020011212A (en)
RU (2)	RU2758199C1 (en)
SG (1)	SG11202010367YA (en)
TW (2)	TW202410027A (en)
UA (1)	UA128605C2 (en)
WO (1)	WO2019210068A1 (en)
ZA (3)	ZA202006517B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
TWI752166B (en) *	2017-03-23	2022-01-11	瑞典商都比國際公司	Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals
JP7257041B2 (en)	2019-10-28	2023-04-13	国立大学法人東北大学	Estimation device, estimation method, and material manufacturing method
CN113113032B (en) *	2020-01-10	2024-08-09	华为技术有限公司	Audio encoding and decoding method and audio encoding and decoding equipment
CN113192523B (en) *	2020-01-13	2024-07-16	华为技术有限公司	Audio encoding and decoding method and audio encoding and decoding equipment
CN113808596A (en) *	2020-05-30	2021-12-17	华为技术有限公司	Audio coding method and audio coding device
CN114550732B (en) *	2022-04-15	2022-07-08	腾讯科技（深圳）有限公司	Coding and decoding method and related device for high-frequency audio signal
CN115097266A (en) *	2022-06-20	2022-09-23	国网上海市电力公司	Power cable partial discharge type identification method and device and storage medium

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE512719C2 (en)	1997-06-10	2000-05-02	Lars Gustaf Liljeryd	A method and apparatus for reducing data flow based on harmonic bandwidth expansion
SE9903553D0 (en) *	1999-01-27	1999-10-01	Lars Liljeryd	Enhancing conceptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
SE0001926D0 (en) *	2000-05-23	2000-05-23	Lars Liljeryd	Improved spectral translation / folding in the subband domain
AU2002352182A1 (en) *	2001-11-29	2003-06-10	Coding Technologies Ab	Methods for improving high frequency reconstruction
US7447631B2 (en)	2002-06-17	2008-11-04	Dolby Laboratories Licensing Corporation	Audio coding system using spectral hole filling
US6792057B2 (en)	2002-08-29	2004-09-14	Bae Systems Information And Electronic Systems Integration Inc	Partial band reconstruction of frequency channelized filters
US7873512B2 (en) *	2004-07-20	2011-01-18	Panasonic Corporation	Sound encoder and sound encoding method
US8260609B2 (en) *	2006-07-31	2012-09-04	Qualcomm Incorporated	Systems, methods, and apparatus for wideband encoding and decoding of inactive frames
WO2009059632A1 (en) *	2007-11-06	2009-05-14	Nokia Corporation	An encoder
CN101458930B (en) *	2007-12-12	2011-09-14	华为技术有限公司	Excitation signal generation in bandwidth spreading and signal reconstruction method and apparatus
DE102008015702B4 (en)	2008-01-31	2010-03-11	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Apparatus and method for bandwidth expansion of an audio signal
JP5336522B2 (en)	2008-03-10	2013-11-06	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	Apparatus and method for operating audio signal having instantaneous event
MX2011000372A (en) *	2008-07-11	2011-05-19	Fraunhofer Ges Forschung	Audio signal synthesizer and audio signal encoder.
JP5203077B2 (en) *	2008-07-14	2013-06-05	株式会社エヌ・ティ・ティ・ドコモ	Speech coding apparatus and method, speech decoding apparatus and method, and speech bandwidth extension apparatus and method
TWI559680B (en) *	2009-02-18	2016-11-21	杜比國際公司	Low delay modulated filter bank and method for the design of the low delay modulated filter bank
CA2949616C (en)	2009-03-17	2019-11-26	Dolby International Ab	Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding
TWI643187B (en) *	2009-05-27	2018-12-01	瑞典商杜比國際公司	Systems and methods for generating a high frequency component of a signal from a low frequency component of the signal, a set-top box, a computer program product and storage medium thereof
PL2273493T3 (en) *	2009-06-29	2013-07-31	Fraunhofer Ges Forschung	Bandwidth extension encoding and decoding
US8515768B2 (en)	2009-08-31	2013-08-20	Apple Inc.	Enhanced audio decoder
BR122019025143B1 (en)	2010-01-19	2021-01-19	Dolby International Ab	method for generating a frequency transposed and / or time-extended signal from an input audio signal and storage medium
BR112012022740B1 (en) *	2010-03-09	2021-12-21	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	APPARATUS AND METHOD FOR PROCESSING AN AUDIO SIGNAL USING PATCH EDGE ALIGNMENT
MY152376A (en) *	2010-03-09	2014-09-15	Fraunhofer Ges Forschung	Improved magnitude response and temporal alignment in phase vocoder based bandwidth extension for audio signals
US9047875B2 (en)	2010-07-19	2015-06-02	Futurewei Technologies, Inc.	Spectrum flatness control for bandwidth extension
ES2644974T3 (en)	2010-07-19	2017-12-01	Dolby International Ab	Audio signal processing during high frequency reconstruction
US8996976B2 (en)	2011-09-06	2015-03-31	Microsoft Technology Licensing, Llc	Hyperlink destination visibility
CN103918029B (en)	2011-11-11	2016-01-20	杜比国际公司	Use the up-sampling of over-sampling spectral band replication
WO2013088173A1 (en) *	2011-12-14	2013-06-20	Wolfson Microelectronics Plc	Data transfer
EP2631906A1 (en)	2012-02-27	2013-08-28	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Phase coherence control for harmonic signals in perceptual audio codecs
EP2881943A1 (en) *	2013-12-09	2015-06-10	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Apparatus and method for decoding an encoded audio signal with low computational resources
WO2015150384A1 (en)	2014-04-01	2015-10-08	Dolby International Ab	Efficient coding of audio scenes comprising audio objects
TWI771266B (en) *	2015-03-13	2022-07-11	瑞典商杜比國際公司	Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element
GR1008810B (en)	2015-03-19	2016-07-07	Νικολαος Ευστρατιου Καβουνης	Natural sparkling wine enriched with organic kozani's crocus (greek saffron)
EP3208800A1 (en) *	2016-02-17	2017-08-23	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Apparatus and method for stereo filing in multichannel coding
EP3382700A1 (en) *	2017-03-31	2018-10-03	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Apparatus and method for post-processing an audio signal using a transient location detection
TWI834582B (en)	2018-01-26	2024-03-01	瑞典商都比國際公司	Method, audio processing unit and non-transitory computer readable medium for performing high frequency reconstruction of an audio signal

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Also Published As

Publication number	Publication date
CN114242087A (en)	2022-03-25
US11823695B2 (en)	2023-11-21
US11823696B2 (en)	2023-11-21
MX2023013463A (en)	2024-03-07
AR126605A2 (en)	2023-10-25
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BR112020021809A2 (en)	2021-02-23
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JP7242767B2 (en)	2023-03-20
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CA3238620A1 (en)	2019-10-31
IL278222A (en)	2020-12-31
CN114242090A (en)	2022-03-25
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