PL3910630T3 - Sposób i urządzenie do kodowania przejściowego sygnału mowy lub audio, sposób i urządzenie do dekodowania, system przetwarzający i odczytywalny komputerowo nośnik pamięciowy - Google Patents

Sposób i urządzenie do kodowania przejściowego sygnału mowy lub audio, sposób i urządzenie do dekodowania, system przetwarzający i odczytywalny komputerowo nośnik pamięciowy

Info

Publication number
PL3910630T3
PL3910630T3 PL21184343.8T PL21184343T PL3910630T3 PL 3910630 T3 PL3910630 T3 PL 3910630T3 PL 21184343 T PL21184343 T PL 21184343T PL 3910630 T3 PL3910630 T3 PL 3910630T3
Authority
PL
Poland
Prior art keywords
decoding
encoding
processing system
computer readable
audio signal
Prior art date
Application number
PL21184343.8T
Other languages
English (en)
Inventor
Zexin Liu
Longyin Chen
Lei Miao
Chen Hu
Wei Xiao
Marcel Taddei Herve
Qing Zhang
Original Assignee
Crystal Clear Codec, Llc
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=42316246&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL3910630(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Crystal Clear Codec, Llc filed Critical Crystal Clear Codec, Llc
Publication of PL3910630T3 publication Critical patent/PL3910630T3/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
    • 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
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching
    • 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
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
PL21184343.8T 2008-12-29 2009-12-29 Sposób i urządzenie do kodowania przejściowego sygnału mowy lub audio, sposób i urządzenie do dekodowania, system przetwarzający i odczytywalny komputerowo nośnik pamięciowy PL3910630T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008102470097A CN101770776B (zh) 2008-12-29 2008-12-29 瞬态信号的编码方法和装置、解码方法和装置及处理系统

Publications (1)

Publication Number Publication Date
PL3910630T3 true PL3910630T3 (pl) 2023-08-21

Family

ID=42316246

Family Applications (2)

Application Number Title Priority Date Filing Date
PL22203295.5T PL4191583T3 (pl) 2008-12-29 2009-12-29 Sposób i urządzenie do kodowania przejściowego sygnału mowy lub audio i odczytywalny komputerowo nośnik pamięciowy
PL21184343.8T PL3910630T3 (pl) 2008-12-29 2009-12-29 Sposób i urządzenie do kodowania przejściowego sygnału mowy lub audio, sposób i urządzenie do dekodowania, system przetwarzający i odczytywalny komputerowo nośnik pamięciowy

Family Applications Before (1)

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PL22203295.5T PL4191583T3 (pl) 2008-12-29 2009-12-29 Sposób i urządzenie do kodowania przejściowego sygnału mowy lub audio i odczytywalny komputerowo nośnik pamięciowy

Country Status (11)

Country Link
US (1) US8063809B2 (pl)
EP (5) EP4604119A1 (pl)
JP (2) JP5281169B2 (pl)
KR (1) KR101168645B1 (pl)
CN (1) CN101770776B (pl)
ES (3) ES2948521T3 (pl)
FI (1) FI3910630T3 (pl)
HU (1) HUE062878T2 (pl)
PL (2) PL4191583T3 (pl)
PT (1) PT3910630T (pl)
WO (1) WO2010078816A1 (pl)

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Also Published As

Publication number Publication date
EP4191583B1 (en) 2025-04-30
JP5281169B2 (ja) 2013-09-04
EP4191583C0 (en) 2025-04-30
JP6110212B2 (ja) 2017-04-05
JP2012511184A (ja) 2012-05-17
CN101770776B (zh) 2011-06-08
JP2013156667A (ja) 2013-08-15
ES2540075T3 (es) 2015-07-08
KR101168645B1 (ko) 2012-07-25
KR20110084962A (ko) 2011-07-26
PT3910630T (pt) 2023-07-19
ES3031720T3 (en) 2025-07-10
ES2948521T3 (es) 2023-09-13
EP4191583A1 (en) 2023-06-07
EP2352145B1 (en) 2015-04-01
EP2808867A1 (en) 2014-12-03
EP3910630A1 (en) 2021-11-17
EP3910630B1 (en) 2023-04-19
FI3910630T3 (fi) 2023-07-18
EP4604119A1 (en) 2025-08-20
CN101770776A (zh) 2010-07-07
US8063809B2 (en) 2011-11-22
HUE062878T2 (hu) 2023-12-28
WO2010078816A1 (zh) 2010-07-15
US20110251846A1 (en) 2011-10-13
PL4191583T3 (pl) 2025-08-11
EP2352145A1 (en) 2011-08-03
EP2352145A4 (en) 2012-05-02

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