PL3779979T3 - Sposób dekodowania audio do przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji - Google Patents

Sposób dekodowania audio do przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji

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Publication number
PL3779979T3
PL3779979T3 PL20199084.3T PL20199084T PL3779979T3 PL 3779979 T3 PL3779979 T3 PL 3779979T3 PL 20199084 T PL20199084 T PL 20199084T PL 3779979 T3 PL3779979 T3 PL 3779979T3
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PL
Poland
Prior art keywords
decoding method
prediction direction
variable prediction
audio signals
processing stereo
Prior art date
Application number
PL20199084.3T
Other languages
English (en)
Inventor
Julien Robilliard
Matthias Neusinger
Christian Helmrich
Johannes Hilpert
Nikolaus Rettelbach
Sascha Disch
Bernd Edler
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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Publication of PL3779979T3 publication Critical patent/PL3779979T3/pl

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    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
PL20199084.3T 2010-04-13 2011-02-17 Sposób dekodowania audio do przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji PL3779979T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32368310P 2010-04-13 2010-04-13

Publications (1)

Publication Number Publication Date
PL3779979T3 true PL3779979T3 (pl) 2024-01-15

Family

ID=44170568

Family Applications (6)

Application Number Title Priority Date Filing Date
PL11705853.7T PL2559027T3 (pl) 2010-04-13 2011-02-17 Enkoder audio, dekoder audio i powiązane sposoby przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199082.7T PL3779975T3 (pl) 2010-04-13 2011-02-17 Dekoder audio i powiązane sposoby przetwarzania wielokanałowych sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199067.8T PL3779981T3 (pl) 2010-04-13 2011-02-17 Koder audio lub wideo, dekoder audio lub wideo i powiązane sposoby przetwarzania wielokanałowych sygnałów audio lub wideo z wykorzystaniem zmiennego kierunku predykcji
PL20199084.3T PL3779979T3 (pl) 2010-04-13 2011-02-17 Sposób dekodowania audio do przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199079.3T PL3779978T3 (pl) 2010-04-13 2011-02-17 Sposób dekodowania enkodowanego sygnału audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199069.4T PL3779977T3 (pl) 2010-04-13 2011-02-17 Dekoder audio do przetwarzania audio stereo z wykorzystaniem zmiennego kierunku predykcji

Family Applications Before (3)

Application Number Title Priority Date Filing Date
PL11705853.7T PL2559027T3 (pl) 2010-04-13 2011-02-17 Enkoder audio, dekoder audio i powiązane sposoby przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199082.7T PL3779975T3 (pl) 2010-04-13 2011-02-17 Dekoder audio i powiązane sposoby przetwarzania wielokanałowych sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199067.8T PL3779981T3 (pl) 2010-04-13 2011-02-17 Koder audio lub wideo, dekoder audio lub wideo i powiązane sposoby przetwarzania wielokanałowych sygnałów audio lub wideo z wykorzystaniem zmiennego kierunku predykcji

Family Applications After (2)

Application Number Title Priority Date Filing Date
PL20199079.3T PL3779978T3 (pl) 2010-04-13 2011-02-17 Sposób dekodowania enkodowanego sygnału audio stereo z wykorzystaniem zmiennego kierunku predykcji
PL20199069.4T PL3779977T3 (pl) 2010-04-13 2011-02-17 Dekoder audio do przetwarzania audio stereo z wykorzystaniem zmiennego kierunku predykcji

Country Status (18)

Country Link
US (9) US9398294B2 (pl)
EP (10) EP4404559B1 (pl)
JP (1) JP5820464B2 (pl)
KR (1) KR101430118B1 (pl)
CN (1) CN103052983B (pl)
AR (1) AR080866A1 (pl)
AU (1) AU2011240239B2 (pl)
BR (2) BR112012026324B1 (pl)
CA (1) CA2796292C (pl)
ES (6) ES2911893T3 (pl)
MX (1) MX2012011801A (pl)
MY (1) MY194835A (pl)
PL (6) PL2559027T3 (pl)
PT (2) PT3779978T (pl)
RU (1) RU2541864C2 (pl)
SG (1) SG184537A1 (pl)
TW (1) TWI466106B (pl)
WO (1) WO2011128138A1 (pl)

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