BR112016001136B1 - Método para processamento de um sinal áudio, unidade de processamento do sinal, renderizador binauricular, codificador áudio e descodificador áudio - Google Patents

Método para processamento de um sinal áudio, unidade de processamento do sinal, renderizador binauricular, codificador áudio e descodificador áudio Download PDF

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BR112016001136B1
BR112016001136B1 BR112016001136-8A BR112016001136A BR112016001136B1 BR 112016001136 B1 BR112016001136 B1 BR 112016001136B1 BR 112016001136 A BR112016001136 A BR 112016001136A BR 112016001136 B1 BR112016001136 B1 BR 112016001136B1
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signal
audio
audio signal
channels
correlation
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Portuguese (pt)
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BR112016001136A2 (https=
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Simone Füg
Jan PLOGSTIES
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Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
BR112016001136-8A 2013-07-22 2014-07-18 Método para processamento de um sinal áudio, unidade de processamento do sinal, renderizador binauricular, codificador áudio e descodificador áudio BR112016001136B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13177361.6 2013-07-22
EP13177361 2013-07-22
EP13189255.6 2013-10-18
EP20130189255 EP2840811A1 (en) 2013-07-22 2013-10-18 Method for processing an audio signal; signal processing unit, binaural renderer, audio encoder and audio decoder
PCT/EP2014/065534 WO2015011055A1 (en) 2013-07-22 2014-07-18 Method for processing an audio signal; signal processing unit, binaural renderer, audio encoder and audio decoder

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BR112016001136A2 BR112016001136A2 (https=) 2017-07-25
BR112016001136B1 true BR112016001136B1 (pt) 2022-05-24

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US (6) US9955282B2 (https=)
EP (4) EP2840811A1 (https=)
JP (5) JP6374502B2 (https=)
KR (1) KR101771533B1 (https=)
CN (1) CN105519139B (https=)
AR (1) AR097002A1 (https=)
AU (1) AU2014295165B2 (https=)
BR (1) BR112016001136B1 (https=)
CA (1) CA2918279C (https=)
ES (2) ES2968380T3 (https=)
MX (2) MX374491B (https=)
PL (2) PL3025520T3 (https=)
PT (1) PT3025520T (https=)
RU (1) RU2642376C2 (https=)
SG (1) SG11201600370UA (https=)
TW (1) TWI555011B (https=)
WO (1) WO2015011055A1 (https=)
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TWI555011B (zh) 2016-10-21
JP6879979B2 (ja) 2021-06-02
SG11201600370UA (en) 2016-02-26
CA2918279A1 (en) 2015-01-29
US11910182B2 (en) 2024-02-20
JP7241447B2 (ja) 2023-03-17
US20180206059A1 (en) 2018-07-19
EP3025520A1 (en) 2016-06-01
JP6374502B2 (ja) 2018-08-15
JP7615193B2 (ja) 2025-01-16
EP3606102A1 (en) 2020-02-05
EP4297017A3 (en) 2024-03-06
EP3606102C0 (en) 2023-12-13
MX374491B (es) 2025-03-06
WO2015011055A1 (en) 2015-01-29
BR112016001136A2 (https=) 2017-07-25
PT3025520T (pt) 2019-12-18
EP3606102B1 (en) 2023-12-13
US12238508B2 (en) 2025-02-25
CN105519139A (zh) 2016-04-20
TW201521017A (zh) 2015-06-01
US20230032120A1 (en) 2023-02-02
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