PL2888737T3 - Urządzenie i sposób odtwarzania sygnału audio, urządzenie i sposób do generowania zakodowanego sygnału audio i odpowiadający program komputerowy - Google Patents

Urządzenie i sposób odtwarzania sygnału audio, urządzenie i sposób do generowania zakodowanego sygnału audio i odpowiadający program komputerowy

Info

Publication number
PL2888737T3
PL2888737T3 PL13756417.5T PL13756417T PL2888737T3 PL 2888737 T3 PL2888737 T3 PL 2888737T3 PL 13756417 T PL13756417 T PL 13756417T PL 2888737 T3 PL2888737 T3 PL 2888737T3
Authority
PL
Poland
Prior art keywords
audio signal
reproducing
generating
computer program
corresponding computer
Prior art date
Application number
PL13756417.5T
Other languages
English (en)
Inventor
Sascha Disch
Benjamin Schubert
Markus Multrus
Christian Helmrich
Konstantin Schmidt
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 filed Critical
Publication of PL2888737T3 publication Critical patent/PL2888737T3/pl

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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
    • G10L19/04Speech 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
    • G10L19/26Pre-filtering or post-filtering
    • 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
    • G10L19/26Pre-filtering or post-filtering
    • G10L19/265Pre-filtering, e.g. high frequency emphasis prior to encoding
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
PL13756417.5T 2012-08-27 2013-08-27 Urządzenie i sposób odtwarzania sygnału audio, urządzenie i sposób do generowania zakodowanego sygnału audio i odpowiadający program komputerowy PL2888737T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261693575P 2012-08-27 2012-08-27
EP12187265.9A EP2704142B1 (en) 2012-08-27 2012-10-04 Apparatus and method for reproducing an audio signal, apparatus and method for generating a coded audio signal, computer program and coded audio signal

Publications (1)

Publication Number Publication Date
PL2888737T3 true PL2888737T3 (pl) 2016-12-30

Family

ID=47010331

Family Applications (1)

Application Number Title Priority Date Filing Date
PL13756417.5T PL2888737T3 (pl) 2012-08-27 2013-08-27 Urządzenie i sposób odtwarzania sygnału audio, urządzenie i sposób do generowania zakodowanego sygnału audio i odpowiadający program komputerowy

Country Status (15)

Country Link
US (1) US9305564B2 (pl)
EP (2) EP2704142B1 (pl)
JP (1) JP6229957B2 (pl)
KR (1) KR101711312B1 (pl)
CN (1) CN104603872B (pl)
AR (1) AR092228A1 (pl)
BR (1) BR112015004556B1 (pl)
CA (1) CA2882775C (pl)
ES (2) ES2549953T3 (pl)
MX (1) MX347592B (pl)
PL (1) PL2888737T3 (pl)
PT (1) PT2888737T (pl)
RU (1) RU2607262C2 (pl)
TW (1) TWI523004B (pl)
WO (1) WO2014033131A1 (pl)

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Also Published As

Publication number Publication date
KR20150047607A (ko) 2015-05-04
BR112015004556B1 (pt) 2021-10-13
AR092228A1 (es) 2015-04-08
CA2882775C (en) 2017-08-29
WO2014033131A1 (en) 2014-03-06
RU2607262C2 (ru) 2017-01-10
EP2704142A1 (en) 2014-03-05
JP6229957B2 (ja) 2017-11-15
US9305564B2 (en) 2016-04-05
RU2015110702A (ru) 2016-10-20
CN104603872B (zh) 2017-08-11
EP2888737A1 (en) 2015-07-01
US20150170663A1 (en) 2015-06-18
CN104603872A (zh) 2015-05-06
TWI523004B (zh) 2016-02-21
EP2704142B1 (en) 2015-09-02
KR101711312B1 (ko) 2017-02-28
BR112015004556A2 (pt) 2017-07-04
JP2015526769A (ja) 2015-09-10
TW201419269A (zh) 2014-05-16
CA2882775A1 (en) 2014-03-06
EP2888737B1 (en) 2016-06-22
ES2593072T3 (es) 2016-12-05
ES2549953T3 (es) 2015-11-03
MX347592B (es) 2017-05-03
MX2015002509A (es) 2015-06-10
PT2888737T (pt) 2016-10-04

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