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GB201817807D0 - Determination of spatial audio parameter encoding and associated decoding - Google Patents

Determination of spatial audio parameter encoding and associated decoding

Info

Publication number
GB201817807D0
GB201817807D0 GBGB1817807.9A GB201817807A GB201817807D0 GB 201817807 D0 GB201817807 D0 GB 201817807D0 GB 201817807 A GB201817807 A GB 201817807A GB 201817807 D0 GB201817807 D0 GB 201817807D0
Authority
GB
United Kingdom
Prior art keywords
determination
spatial audio
audio parameter
parameter encoding
associated decoding
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GBGB1817807.9A
Other versions
GB2578603A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Technologies Oy
Original Assignee
Nokia Technologies Oy
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.)
Filing date
Publication date
Application filed by Nokia Technologies Oy filed Critical Nokia Technologies Oy
Priority to GB1817807.9A priority Critical patent/GB2578603A/en
Publication of GB201817807D0 publication Critical patent/GB201817807D0/en
Priority to ES19878287T priority patent/ES2968494T3/en
Priority to PT198782872T priority patent/PT3874492T/en
Priority to FIEP19878287.2T priority patent/FI3874492T3/en
Priority to US17/290,053 priority patent/US12009001B2/en
Priority to EP19878287.2A priority patent/EP3874492B1/en
Priority to KR1020217016353A priority patent/KR102587641B1/en
Priority to PH1/2021/550956A priority patent/PH12021550956A1/en
Priority to PCT/FI2019/050704 priority patent/WO2020089510A1/en
Priority to JP2021547951A priority patent/JP7213364B2/en
Priority to CN201980072488.XA priority patent/CN112997248B/en
Publication of GB2578603A publication Critical patent/GB2578603A/en
Withdrawn legal-status Critical Current

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
    • G10L19/02—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
    • G10L19/0204—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 subband decomposition
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • 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
    • G10L2019/0001—Codebooks
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0013—Codebook search algorithms
    • 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

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)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB1817807.9A 2018-10-31 2018-10-31 Determination of spatial audio parameter encoding and associated decoding Withdrawn GB2578603A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB1817807.9A GB2578603A (en) 2018-10-31 2018-10-31 Determination of spatial audio parameter encoding and associated decoding
CN201980072488.XA CN112997248B (en) 2018-10-31 2019-10-01 Determine the encoding and associated decoding of spatial audio parameters
US17/290,053 US12009001B2 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
PT198782872T PT3874492T (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
FIEP19878287.2T FI3874492T3 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
ES19878287T ES2968494T3 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter coding and associated decoding
EP19878287.2A EP3874492B1 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
KR1020217016353A KR102587641B1 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
PH1/2021/550956A PH12021550956A1 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
PCT/FI2019/050704 WO2020089510A1 (en) 2018-10-31 2019-10-01 Determination of spatial audio parameter encoding and associated decoding
JP2021547951A JP7213364B2 (en) 2018-10-31 2019-10-01 Coding of Spatial Audio Parameters and Determination of Corresponding Decoding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1817807.9A GB2578603A (en) 2018-10-31 2018-10-31 Determination of spatial audio parameter encoding and associated decoding

Publications (2)

Publication Number Publication Date
GB201817807D0 true GB201817807D0 (en) 2018-12-19
GB2578603A GB2578603A (en) 2020-05-20

Family

ID=64655354

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1817807.9A Withdrawn GB2578603A (en) 2018-10-31 2018-10-31 Determination of spatial audio parameter encoding and associated decoding

Country Status (1)

Country Link
GB (1) GB2578603A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112997248A (en) * 2018-10-31 2021-06-18 诺基亚技术有限公司 Encoding and associated decoding to determine spatial audio parameters
CN114365218A (en) * 2019-09-13 2022-04-15 诺基亚技术有限公司 Determination of spatial audio parametric coding and associated decoding

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2624869A (en) * 2022-11-29 2024-06-05 Nokia Technologies Oy Parametric spatial audio encoding

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2360681A1 (en) * 2010-01-15 2011-08-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for extracting a direct/ambience signal from a downmix signal and spatial parametric information
DK2975611T3 (en) * 2011-03-10 2018-04-03 Ericsson Telefon Ab L M FILLING OF UNCODED SUBVECTORS IN TRANSFORM CODED AUDIO SIGNALS

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112997248A (en) * 2018-10-31 2021-06-18 诺基亚技术有限公司 Encoding and associated decoding to determine spatial audio parameters
CN112997248B (en) * 2018-10-31 2024-11-01 诺基亚技术有限公司 Determine the encoding and associated decoding of spatial audio parameters
CN114365218A (en) * 2019-09-13 2022-04-15 诺基亚技术有限公司 Determination of spatial audio parametric coding and associated decoding

Also Published As

Publication number Publication date
GB2578603A (en) 2020-05-20

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Legal Events

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WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)