SG11202000285QA - Concept for generating an enhanced sound-field description or a modified sound field description using a multi-layer description - Google Patents

Concept for generating an enhanced sound-field description or a modified sound field description using a multi-layer description

Info

Publication number
SG11202000285QA
SG11202000285QA SG11202000285QA SG11202000285QA SG11202000285QA SG 11202000285Q A SG11202000285Q A SG 11202000285QA SG 11202000285Q A SG11202000285Q A SG 11202000285QA SG 11202000285Q A SG11202000285Q A SG 11202000285QA SG 11202000285Q A SG11202000285Q A SG 11202000285QA
Authority
SG
Singapore
Prior art keywords
sound
sound field
description
international
meta data
Prior art date
Application number
SG11202000285QA
Inventor
Jürgen Herre
Emanuel Habets
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of SG11202000285QA publication Critical patent/SG11202000285QA/en

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Classifications

    • 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
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H04S7/303—Tracking of listener position or orientation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G06F3/012—Head tracking input arrangements
    • 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 
    • 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H04S7/303—Tracking of listener position or orientation
    • H04S7/304—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
    • G10L21/00—Speech 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0272—Voice signal separating
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a 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
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • 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
    • H04S2420/03—Application of parametric coding in stereophonic audio 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Pinball Game Machines (AREA)
  • Building Environments (AREA)

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) oviolo HIE Oil OH DIII IIIII Ion Hs (19) World Intellectual Property Organization International Bureau (10) International Publication Number WO 2019/012133 Al (43) International Publication Date 17 January 2019 (17.01.2019) WIPO I PCT (74) Agent: ZINKLER, Franz et al.; Schoppe, Zimmermann, Stockeler, Zinkler, Schenk & Partner mbB, Radlkoferstr. 2, 81373 Miinchen (DE). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). (51) International Patent Classification: GlOL 19/008 (2013.01) G06F 3/01 (2006.01) H04S 7/00 (2006.01) GlOL 21/0272 (2013.01) (21) International Application Number: PCT/EP2018/069145 (22) International Filing Date: 13 July 2018 (13.07.2018) English English (25) Filing Language: (26) Publication Language: (30) Priority Data: 17181484.1 14 July 2017 (14.07.2017) EP (71) Applicants: FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E.V. [DE/DE]; HansastraBe 27c, 80686 Miinchen (DE). FRIEDRICH-ALEXANDER-UNIVERSITAET ERLANGEN-NUERNBERG [DE/DE]; Schlossplatz 4, 91054 Erlangen (DE). (72) Inventors: HERRE, Jurgen; Rathsberger Str. 10a, 91054 Erlangen (DE). HABETS, Emanuel; SchwedenstraBe 13, 91080 Spardorf (DE). (54) Title: CONCEPT FOR GENERATING AN ENHANCED SOUND-FIELD DESCRIPTION OR A MODIFIED SOUND FIELD DESCRIPTION USING A MULTI-LAYER DESCRIPTION (57) : An apparatus for generating an enhanced sound field de- scription comprises: a sound field generator (100) for generating at least two sound field layer descriptions indicating sound fields with respect to at least one reference location; and a meta data generator (110) for gener- ating meta data relating to spatial information of the sound fields, where- in the sound field descriptions and the meta data constitute the enhanced sound field description. The meta data can be a geometrical information for each layer such as a representative distance to the reference location. 250 sound field generator for 1 s ` sound-field 120 combiner (output interface) 260 enhanced sound field description sound field generator for 2\"' sound-field 110 W O 20 19/0 12133 Al meta data generator (inform. on 1st 2nd sound-fields Fig. 2 [Continued on next page] WO 2019/012133 Al MIDEDIMOHNORMIENEHHOEMOMOVOIMIE Published: — with international search report (Art. 21(3))
SG11202000285QA 2017-07-14 2018-07-13 Concept for generating an enhanced sound-field description or a modified sound field description using a multi-layer description SG11202000285QA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17181484 2017-07-14
PCT/EP2018/069145 WO2019012133A1 (en) 2017-07-14 2018-07-13 Concept for generating an enhanced sound-field description or a modified sound field description using a multi-layer description

Publications (1)

Publication Number Publication Date
SG11202000285QA true SG11202000285QA (en) 2020-02-27

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Country Status (14)

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US (2) US11153704B2 (en)
EP (1) EP3652736A1 (en)
JP (1) JP6983484B2 (en)
KR (2) KR102652670B1 (en)
CN (1) CN111183479B (en)
AR (1) AR112504A1 (en)
AU (2) AU2018298876A1 (en)
BR (1) BR112020000759A2 (en)
CA (1) CA3069403C (en)
RU (1) RU2740703C1 (en)
SG (1) SG11202000285QA (en)
TW (1) TWI692753B (en)
WO (1) WO2019012133A1 (en)
ZA (1) ZA202000023B (en)

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Publication number Publication date
AR112504A1 (en) 2019-11-06
US20200145776A1 (en) 2020-05-07
AU2021225242B2 (en) 2023-07-06
ZA202000023B (en) 2021-10-27
US20210289310A1 (en) 2021-09-16
EP3652736A1 (en) 2020-05-20
AU2018298876A1 (en) 2020-02-27
KR102652670B1 (en) 2024-04-01
CA3069403A1 (en) 2019-01-17
KR102540642B1 (en) 2023-06-08
WO2019012133A1 (en) 2019-01-17
AU2021225242A1 (en) 2021-09-30
CA3069403C (en) 2023-05-09
TWI692753B (en) 2020-05-01
RU2740703C1 (en) 2021-01-20
JP2020527745A (en) 2020-09-10
US11863962B2 (en) 2024-01-02
CN111183479A (en) 2020-05-19
US11153704B2 (en) 2021-10-19
KR20220044973A (en) 2022-04-12
CN111183479B (en) 2023-11-17
TW201909170A (en) 2019-03-01
BR112020000759A2 (en) 2020-07-14
KR20200041860A (en) 2020-04-22
JP6983484B2 (en) 2021-12-17

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