EP4329331A3 - Audiosignalverarbeitungsverfahren und -vorrichtung - Google Patents

Audiosignalverarbeitungsverfahren und -vorrichtung Download PDF

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Publication number
EP4329331A3
EP4329331A3 EP24151352.2A EP24151352A EP4329331A3 EP 4329331 A3 EP4329331 A3 EP 4329331A3 EP 24151352 A EP24151352 A EP 24151352A EP 4329331 A3 EP4329331 A3 EP 4329331A3
Authority
EP
European Patent Office
Prior art keywords
filter
audio signal
signal
subband
processing
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP24151352.2A
Other languages
English (en)
French (fr)
Other versions
EP4329331B1 (de
EP4329331A2 (de
Inventor
Taegyu LEE
Hyun Oh Oh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wilus Institute of Standards and Technology Inc
Gcoa Co Ltd
Original Assignee
Wilus Institute of Standards and Technology Inc
Gcoa Co Ltd
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 by Wilus Institute of Standards and Technology Inc, Gcoa Co Ltd filed Critical Wilus Institute of Standards and Technology Inc
Priority to EP25177503.7A priority Critical patent/EP4583542A3/de
Priority claimed from PCT/KR2015/003328 external-priority patent/WO2015152663A2/ko
Publication of EP4329331A2 publication Critical patent/EP4329331A2/de
Publication of EP4329331A3 publication Critical patent/EP4329331A3/de
Application granted granted Critical
Publication of EP4329331B1 publication Critical patent/EP4329331B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/04—Circuits for transducers for correcting frequency response
    • 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
    • H04S7/307—Frequency adjustment, e.g. tone 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
    • 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
    • H04S7/306—For headphones
    • 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
    • G10L19/04—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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/01—Input selection or mixing for amplifiers or loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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]
    • 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
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
EP24151352.2A 2014-04-02 2015-04-02 Audiosignalverarbeitungsverfahren und -vorrichtung Active EP4329331B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP25177503.7A EP4583542A3 (de) 2014-04-02 2015-04-02 Audiosignalverarbeitungsverfahren und -vorrichtung

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201461973868P 2014-04-02 2014-04-02
KR20140081226 2014-06-30
US201462019958P 2014-07-02 2014-07-02
PCT/KR2015/003328 WO2015152663A2 (ko) 2014-04-02 2015-04-02 오디오 신호 처리 방법 및 장치
EP15774085.3A EP3128766A4 (de) 2014-04-02 2015-04-02 Verfahren und vorrichtung zur verarbeitung von tonsignalen
EP18178536.1A EP3399776B1 (de) 2014-04-02 2015-04-02 Verfahren und vorrichtung zur verarbeitung von tonsignalen

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP15774085.3A Division EP3128766A4 (de) 2014-04-02 2015-04-02 Verfahren und vorrichtung zur verarbeitung von tonsignalen
EP18178536.1A Division EP3399776B1 (de) 2014-04-02 2015-04-02 Verfahren und vorrichtung zur verarbeitung von tonsignalen

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP25177503.7A Division EP4583542A3 (de) 2014-04-02 2015-04-02 Audiosignalverarbeitungsverfahren und -vorrichtung

Publications (3)

Publication Number Publication Date
EP4329331A2 EP4329331A2 (de) 2024-02-28
EP4329331A3 true EP4329331A3 (de) 2024-05-08
EP4329331B1 EP4329331B1 (de) 2025-06-18

Family

ID=80496119

Family Applications (2)

Application Number Title Priority Date Filing Date
EP25177503.7A Pending EP4583542A3 (de) 2014-04-02 2015-04-02 Audiosignalverarbeitungsverfahren und -vorrichtung
EP24151352.2A Active EP4329331B1 (de) 2014-04-02 2015-04-02 Audiosignalverarbeitungsverfahren und -vorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP25177503.7A Pending EP4583542A3 (de) 2014-04-02 2015-04-02 Audiosignalverarbeitungsverfahren und -vorrichtung

Country Status (2)

Country Link
EP (2) EP4583542A3 (de)
KR (4) KR102741150B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111107481B (zh) * 2018-10-26 2021-06-22 华为技术有限公司 一种音频渲染方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1025743B1 (de) * 1997-09-16 2013-06-19 Dolby Laboratories Licensing Corporation Verwendung von filter-effekten bei stereo-kopfhörern zur verbesserung der räumlichen wahrnehmung einer schallquelle durch einen hörer
CA2621175C (en) * 2005-09-13 2015-12-22 Srs Labs, Inc. Systems and methods for audio processing
CN101346895B (zh) * 2005-10-26 2012-02-22 日本电气株式会社 回声抑制方法及设备
WO2007080211A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
KR100754220B1 (ko) 2006-03-07 2007-09-03 삼성전자주식회사 Ｍｐｅｇ 서라운드를 위한 바이노럴 디코더 및 그 디코딩방법
US9496850B2 (en) 2006-08-04 2016-11-15 Creative Technology Ltd Alias-free subband processing
US20110002469A1 (en) * 2008-03-03 2011-01-06 Nokia Corporation Apparatus for Capturing and Rendering a Plurality of Audio Channels

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JEONGIL SEO ET AL: "Technical Description of ETRI/Yonsei/WILUS Binaural CE Proposal in MPEG-H 3D Audio", 107. MPEG MEETING; 13-1-2014 - 17-1-2014; SAN JOSE; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. m32223, 8 January 2014 (2014-01-08), XP030060675 *

Also Published As

Publication number Publication date
EP4329331B1 (de) 2025-06-18
KR102741150B1 (ko) 2024-12-11
EP4583542A2 (de) 2025-07-09
KR102428066B1 (ko) 2022-08-02
KR20210018559A (ko) 2021-02-17
KR102363475B1 (ko) 2022-02-16
EP4583542A3 (de) 2025-08-06
KR20220025127A (ko) 2022-03-03
KR102730463B1 (ko) 2024-11-15
KR20240124433A (ko) 2024-08-16
KR20220113833A (ko) 2022-08-16
EP4329331A2 (de) 2024-02-28

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