PL3544007T3 - Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości - Google Patents

Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości

Info

Publication number
PL3544007T3
PL3544007T3 PL19169479T PL19169479T PL3544007T3 PL 3544007 T3 PL3544007 T3 PL 3544007T3 PL 19169479 T PL19169479 T PL 19169479T PL 19169479 T PL19169479 T PL 19169479T PL 3544007 T3 PL3544007 T3 PL 3544007T3
Authority
PL
Poland
Prior art keywords
processing
high frequency
audio signals
during high
signals during
Prior art date
Application number
PL19169479T
Other languages
English (en)
Inventor
Kristofer Kjoerling
Original Assignee
Dolby International 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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=44514661&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL3544007(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dolby International Ab filed Critical Dolby International Ab
Publication of PL3544007T3 publication Critical patent/PL3544007T3/pl

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
    • 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
    • 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
    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
PL19169479T 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości PL3544007T3 (pl)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US36551810P 2010-07-19 2010-07-19
US38672510P 2010-09-27 2010-09-27
PCT/EP2011/062068 WO2012010494A1 (en) 2010-07-19 2011-07-14 Processing of audio signals during high frequency reconstruction
EP14164770.1A EP2765572B1 (en) 2010-07-19 2011-07-14 Processing of audio signals during high frequency reconstruction
EP20110745509 EP2596497B1 (en) 2010-07-19 2011-07-14 Processing of audio signals during high frequency reconstruction
EP19169479.3A EP3544007B1 (en) 2010-07-19 2011-07-14 Processing of audio signals during high frequency reconstruction
EP17188330.9A EP3288032B1 (en) 2010-07-19 2011-07-14 Processing of audio signals during high frequency reconstruction

Publications (1)

Publication Number Publication Date
PL3544007T3 true PL3544007T3 (pl) 2020-11-02

Family

ID=44514661

Family Applications (11)

Application Number Title Priority Date Filing Date
PL22151584.4T PL4016527T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokich częstotliwości
PL23157011.0T PL4210051T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL19169479T PL3544007T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL20172244T PL3723089T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL17188330T PL3288032T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL17188329T PL3285258T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL14164770T PL2765572T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL11745509T PL2596497T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL19169481T PL3544009T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL19169480T PL3544008T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL17188331T PL3291230T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości

Family Applications Before (2)

Application Number Title Priority Date Filing Date
PL22151584.4T PL4016527T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokich częstotliwości
PL23157011.0T PL4210051T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości

Family Applications After (8)

Application Number Title Priority Date Filing Date
PL20172244T PL3723089T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL17188330T PL3288032T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL17188329T PL3285258T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL14164770T PL2765572T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL11745509T PL2596497T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL19169481T PL3544009T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL19169480T PL3544008T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości
PL17188331T PL3291230T3 (pl) 2010-07-19 2011-07-14 Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości

Country Status (19)

Country Link
US (6) US9117459B2 (pl)
EP (12) EP3288032B1 (pl)
JP (12) JP5753893B2 (pl)
KR (13) KR101478506B1 (pl)
CN (2) CN104575517B (pl)
AU (11) AU2011281735B2 (pl)
BR (2) BR122019024695B1 (pl)
CA (12) CA3203400C (pl)
CL (1) CL2012002699A1 (pl)
DK (2) DK2765572T3 (pl)
ES (11) ES2908348T3 (pl)
HK (2) HK1249653B (pl)
MX (1) MX2012010854A (pl)
MY (2) MY177748A (pl)
NO (1) NO2765572T3 (pl)
PL (11) PL4016527T3 (pl)
RU (3) RU2530254C2 (pl)
SG (3) SG10202107800UA (pl)
WO (1) WO2012010494A1 (pl)

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