SG11201803909TA - Headtracking for parametric binaural output system and method - Google Patents

Headtracking for parametric binaural output system and method

Info

Publication number
SG11201803909TA
SG11201803909TA SG11201803909TA SG11201803909TA SG11201803909TA SG 11201803909T A SG11201803909T A SG 11201803909TA SG 11201803909T A SG11201803909T A SG 11201803909TA SG 11201803909T A SG11201803909T A SG 11201803909TA SG 11201803909T A SG11201803909T A SG 11201803909TA
Authority
SG
Singapore
Prior art keywords
dolby
international
dominant
audio component
street
Prior art date
Application number
SG11201803909TA
Inventor
Dirk Jeroen Breebaart
David Matthew Cooper
Mark F Davis
David S Mcgrath
Kristofer Kjoerling
Harald Mundt
Rhonda J Wilson
Original Assignee
Dolby Laboratories Licensing Corp
Dolby Int Ab
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 Dolby Laboratories Licensing Corp, Dolby Int Ab filed Critical Dolby Laboratories Licensing Corp
Publication of SG11201803909TA publication Critical patent/SG11201803909TA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S3/004—For headphones
    • 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 
    • 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 
    • 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

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property - Organization International Bureau irst0) (43) International Publication Date ..... ..sr ,„,„.1 26 May 2017(26.05.2017) WIPO I PCT ID Hit (10) WO International 2017/087650 1111111111111111111111111111111111111111111111111111111111111t111111111111111 Publication Number Al (51) International Patent Classification: 19, 90429 Nuremberg (DE). WILSON, Rhonda J.; do HO4S 3/00 (2006.01) Dolby Laboratories, Inc., 1275 Market Street, San Fran- cisco, California 94103 (US). (21) International Application Number: PCT/US2016/062497 (74) Agents: DOLBY LABORATORIES, INC. et al.; Intel- (22) International Filing Date: lectual Property Group, 1275 Market Street, San Francisco, 17 November 2016 (17.11.2016) California 94103 (US). (25) Filing Language: English (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, (26) Publication Language: English 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, (30) Priority Data: DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, 62/256,462 17 November 2015 (17.11.2015) US HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, 15199854.9 14 December 2015 (14.12.2015) EP KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, (71) Applicants: DOLBY LABORATORIES LICENSING MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, CORPORATION [US/US]; 1275 Market Street, San OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, Francisco, California 94103 (US). DOLBY INTERNA- SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TIONAL AB [SE/NL]; Apollo Building 3E Heriker- TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, bergweg 1-35, 1101 CN Amsterdam Zuidoost (NL). ZW. (72) Inventors: BREEBAART, Dirk Jeroen; c/o Dolby Aus- (84) Designated States (unless otherwise indicated, for every tralia Pty Ltd, 35 - 51 Mitchell Street McMahons Point kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, Level 3, Sydney, New South Wales NSW 2060 (AU). COOPER, David Matthew; Dolby Australia Pty Ltd, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, c/o 35 - 51 Mitchell Street McMahons Point Level 3, Sydney, 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, New South Wales NSW 2060 (AU). DAVIS, Mark F.; c/o LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, Dolby Laboratories, Inc., 1275 Market Street, San Fran- SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, California 94103 (US). MCGRATH, David S.; cisco, c/o GW, KM, ML, MR, NE, SN, TD, TG). Dolby Australia Pty Ltd, 35 - 51 Mitchell Street, McMa- hons Point Level 3, Sydney, New South Wales NSW 2060 Published: (AU). KJOERLING, Kristofer; c/o Dolby Sweden AB, — 21(3)) with international search report (Art Gavlegatan 12A, 113 30 Stockholm (SE). MUNDT, Har- Dolby Germany GmbH, Deutschheiinstrasse 15 ald; c/o - [Continued on next page] (54) Title: HEADTRACKING FOR PARAMETRIC BINAURAL OUTPUT SYSTEM AND METHOD 20 4„. .-- 28 ,..-- 22 ---, / 29 Generate down- Down-mix A / k mix k Audio encoder ----0- Channel or (LeRo / LtRt) 24 object-based content 2 Avz Calciilate Weights Il Signal weights 1 \27 .4t Compute steered / 26 in dominant component Direction / position 1125 IN Ge 0 FIG. 2 N (57) : A method of encoding channel or object based input audio for playback, the method including the steps of: (a) ini - I-1 c:::, tially rendering the channel or object based input audio into an initial output presentation; (b) determining an estimate of the domin - N ant audio component from the channel or object based input audio and determining a series of dominant audio component weighting ega ) factors for mapping the initial output presentation into the dominant audio component; (c) determining an estimate of the dominant : 119 audio component direction or position; and (d) encoding the initial output presentation, the dominant audio component weighting factors, the dominant audio component direction or position as the encoded signal for playback. WO 2017/087650 Al IMMO11111 1111 IIIII 1111WN1111 111E111110011011111011110111111 — before the expiration of the time limit for amending the claims and amendments to be (Rule republished 48.2(h)) in the event of receipt of
SG11201803909TA 2015-11-17 2016-11-17 Headtracking for parametric binaural output system and method SG11201803909TA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562256462P 2015-11-17 2015-11-17
EP15199854 2015-12-14
PCT/US2016/062497 WO2017087650A1 (en) 2015-11-17 2016-11-17 Headtracking for parametric binaural output system and method

Publications (1)

Publication Number Publication Date
SG11201803909TA true SG11201803909TA (en) 2018-06-28

Family

ID=55027285

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201803909TA SG11201803909TA (en) 2015-11-17 2016-11-17 Headtracking for parametric binaural output system and method

Country Status (15)

Country Link
US (2) US10362431B2 (en)
EP (3) EP3716653B1 (en)
JP (1) JP6740347B2 (en)
KR (2) KR102586089B1 (en)
CN (2) CN108476366B (en)
AU (2) AU2016355673B2 (en)
BR (2) BR122020025280B1 (en)
CA (2) CA3080981C (en)
CL (1) CL2018001287A1 (en)
ES (1) ES2950001T3 (en)
IL (1) IL259348B (en)
MY (1) MY188581A (en)
SG (1) SG11201803909TA (en)
UA (1) UA125582C2 (en)
WO (1) WO2017087650A1 (en)

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AU2016355673B2 (en) 2019-10-24
CA3005113A1 (en) 2017-05-26
JP2018537710A (en) 2018-12-20
MY188581A (en) 2021-12-22
CA3005113C (en) 2020-07-21
KR20230145232A (en) 2023-10-17
CL2018001287A1 (en) 2018-07-20
BR112018010073B1 (en) 2024-01-23
CA3080981A1 (en) 2017-05-26
AU2020200448A1 (en) 2020-02-13
CA3080981C (en) 2023-07-11
JP6740347B2 (en) 2020-08-12
EP3716653A1 (en) 2020-09-30
US20180359596A1 (en) 2018-12-13
AU2016355673A1 (en) 2018-05-31
EP3716653B1 (en) 2023-06-07
EP4236375A2 (en) 2023-08-30
IL259348A (en) 2018-07-31
EP3378239A1 (en) 2018-09-26
IL259348B (en) 2020-05-31
AU2020200448B2 (en) 2021-12-23
KR20180082461A (en) 2018-07-18
US20190342694A1 (en) 2019-11-07
CN113038354A (en) 2021-06-25
UA125582C2 (en) 2022-04-27
KR102586089B1 (en) 2023-10-10
EP4236375A3 (en) 2023-10-11
US10893375B2 (en) 2021-01-12
BR112018010073A2 (en) 2018-11-13
US10362431B2 (en) 2019-07-23
EP3378239B1 (en) 2020-02-19
ES2950001T3 (en) 2023-10-04
CN108476366B (en) 2021-03-26
WO2017087650A1 (en) 2017-05-26
CN108476366A (en) 2018-08-31
BR122020025280B1 (en) 2024-03-05

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