PL4365896T3 - Dekodowanie parametrów dźwięku przestrzennego - Google Patents

Dekodowanie parametrów dźwięku przestrzennego

Info

Publication number
PL4365896T3
PL4365896T3 PL24157987.9T PL24157987T PL4365896T3 PL 4365896 T3 PL4365896 T3 PL 4365896T3 PL 24157987 T PL24157987 T PL 24157987T PL 4365896 T3 PL4365896 T3 PL 4365896T3
Authority
PL
Poland
Prior art keywords
surround sound
sound parameters
decoding
decoding surround
parameters
Prior art date
Application number
PL24157987.9T
Other languages
English (en)
Inventor
Adriana Vasilache
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
Publication of PL4365896T3 publication Critical patent/PL4365896T3/pl

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/0017Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/0204Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/22Mode decision, i.e. based on audio signal content versus external parameters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/24Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL24157987.9T 2019-09-13 2020-09-09 Dekodowanie parametrów dźwięku przestrzennego PL4365896T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1913274.5A GB2587196A (en) 2019-09-13 2019-09-13 Determination of spatial audio parameter encoding and associated decoding

Publications (1)

Publication Number Publication Date
PL4365896T3 true PL4365896T3 (pl) 2025-09-08

Family

ID=68315272

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24157987.9T PL4365896T3 (pl) 2019-09-13 2020-09-09 Dekodowanie parametrów dźwięku przestrzennego

Country Status (12)

Country Link
US (2) US12046250B2 (pl)
EP (2) EP4365896B1 (pl)
JP (1) JP7405962B2 (pl)
KR (1) KR102738899B1 (pl)
CN (1) CN114365218B (pl)
ES (1) ES3038303T3 (pl)
GB (1) GB2587196A (pl)
MX (1) MX2022002895A (pl)
PH (1) PH12022550603A1 (pl)
PL (1) PL4365896T3 (pl)
PT (1) PT4365896T (pl)
WO (1) WO2021048468A1 (pl)

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GB2590650A (en) 2019-12-23 2021-07-07 Nokia Technologies Oy The merging of spatial audio parameters
GB2590651A (en) 2019-12-23 2021-07-07 Nokia Technologies Oy Combining of spatial audio parameters
GB2592896A (en) * 2020-01-13 2021-09-15 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
GB2595883A (en) 2020-06-09 2021-12-15 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
CN111787633B (zh) * 2020-08-13 2024-03-05 无锡中感微电子股份有限公司 一种蓝牙低功耗音频数据分组传输方法及装置
JP2023554411A (ja) 2020-12-15 2023-12-27 ノキア テクノロジーズ オサケユイチア 空間音声パラメータの量子化
US12412585B2 (en) 2021-01-18 2025-09-09 Nokia Technlogies Oy Transforming spatial audio parameters
EP4315324A4 (en) 2021-03-22 2024-10-30 Nokia Technologies Oy Combining spatial audio streams
GB2605190A (en) 2021-03-26 2022-09-28 Nokia Technologies Oy Interactive audio rendering of a spatial stream
WO2022223133A1 (en) * 2021-04-23 2022-10-27 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
GB2610605A (en) * 2021-09-10 2023-03-15 Nokia Technologies Oy Apparatus, methods and computer programs for repositioning spatial audio streams
GB2615607A (en) 2022-02-15 2023-08-16 Nokia Technologies Oy Parametric spatial audio rendering
KR20240165992A (ko) * 2022-03-22 2024-11-25 노키아 테크놀로지스 오와이 파라미터 공간 오디오 인코딩
CN120226076A (zh) 2022-11-21 2025-06-27 诺基亚技术有限公司 确定空间音频参数的频率子带
WO2024111300A1 (ja) * 2022-11-22 2024-05-30 富士フイルム株式会社 音データ作成方法及び音データ作成装置
GB2626953A (en) 2023-02-08 2024-08-14 Nokia Technologies Oy Audio rendering of spatial audio
GB2628413A (en) * 2023-03-24 2024-09-25 Nokia Technologies Oy Coding of frame-level out-of-sync metadata

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GB2575632A (en) * 2018-07-16 2020-01-22 Nokia Technologies Oy Sparse quantization of spatial audio parameters
GB2577698A (en) 2018-10-02 2020-04-08 Nokia Technologies Oy Selection of quantisation schemes for spatial audio parameter encoding
GB2578603A (en) * 2018-10-31 2020-05-20 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
GB2585187A (en) 2019-06-25 2021-01-06 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding

Also Published As

Publication number Publication date
KR102738899B1 (ko) 2024-12-04
US12046250B2 (en) 2024-07-23
KR20220062599A (ko) 2022-05-17
US12260868B2 (en) 2025-03-25
US20240212696A1 (en) 2024-06-27
EP4029015A4 (en) 2024-01-24
EP4029015B1 (en) 2025-08-13
ES3038303T3 (en) 2025-10-10
MX2022002895A (es) 2022-04-06
GB2587196A (en) 2021-03-24
PT4365896T (pt) 2025-08-14
CN114365218B (zh) 2025-07-04
GB201913274D0 (en) 2019-10-30
JP7405962B2 (ja) 2023-12-26
JP2022548038A (ja) 2022-11-16
CN114365218A (zh) 2022-04-15
EP4365896A2 (en) 2024-05-08
EP4365896A3 (en) 2024-05-22
EP4029015A1 (en) 2022-07-20
EP4365896B1 (en) 2025-07-16
WO2021048468A1 (en) 2021-03-18
PH12022550603A1 (en) 2023-09-25
US20220343928A1 (en) 2022-10-27

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