WO2013000740A1 - Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation - Google Patents
Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation Download PDFInfo
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- WO2013000740A1 WO2013000740A1 PCT/EP2012/061477 EP2012061477W WO2013000740A1 WO 2013000740 A1 WO2013000740 A1 WO 2013000740A1 EP 2012061477 W EP2012061477 W EP 2012061477W WO 2013000740 A1 WO2013000740 A1 WO 2013000740A1
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- WIPO (PCT)
- Prior art keywords
- warping
- order
- coefficients
- vector
- matrix
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
- H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction
-
- 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
- H04S2420/11—Application of ambisonics in stereophonic audio systems
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12729512.9A EP2727109B1 (en) | 2011-06-30 | 2012-06-15 | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
KR1020147002760A KR102012988B1 (en) | 2011-06-30 | 2012-06-15 | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
US14/130,074 US9338574B2 (en) | 2011-06-30 | 2012-06-15 | Method and apparatus for changing the relative positions of sound objects contained within a Higher-Order Ambisonics representation |
CN201280032460.1A CN103635964B (en) | 2011-06-30 | 2012-06-15 | Change be included in high-order ambisonics represent in method and the device of target voice relative position |
JP2014517583A JP5921678B2 (en) | 2011-06-30 | 2012-06-15 | Method and apparatus for changing the relative position of a sound object included in a higher-order Ambisonics representation |
AU2012278094A AU2012278094B2 (en) | 2011-06-30 | 2012-06-15 | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
BR112013032878-9A BR112013032878B1 (en) | 2011-06-30 | 2012-06-15 | METHOD AND APPARATUS TO CHANGE THE RELATIVE POSITIONS OF SOUND OBJECTS CONTAINED WITHIN AN AMBISONIC REPRESENTATION OF A HIGHER ORDER |
DK12729512.9T DK2727109T3 (en) | 2011-06-30 | 2012-06-15 | METHOD AND APPARATUS FOR CHANGING THE RELATIVE POSITIONS OF SOUND OBJECTS CONTAINED IN A HIGHER ORDER AMBISONICS REPRESENTATION |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11305845A EP2541547A1 (en) | 2011-06-30 | 2011-06-30 | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
EP11305845.7 | 2011-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013000740A1 true WO2013000740A1 (en) | 2013-01-03 |
Family
ID=46354265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2012/061477 WO2013000740A1 (en) | 2011-06-30 | 2012-06-15 | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
Country Status (11)
Country | Link |
---|---|
US (1) | US9338574B2 (en) |
EP (2) | EP2541547A1 (en) |
JP (1) | JP5921678B2 (en) |
KR (1) | KR102012988B1 (en) |
CN (1) | CN103635964B (en) |
AU (1) | AU2012278094B2 (en) |
BR (1) | BR112013032878B1 (en) |
DK (1) | DK2727109T3 (en) |
HU (1) | HUE051678T2 (en) |
TW (1) | TWI526088B (en) |
WO (1) | WO2013000740A1 (en) |
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US9288603B2 (en) | 2012-07-15 | 2016-03-15 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding |
US9473870B2 (en) | 2012-07-16 | 2016-10-18 | Qualcomm Incorporated | Loudspeaker position compensation with 3D-audio hierarchical coding |
JP2017507350A (en) * | 2014-01-30 | 2017-03-16 | クアルコム,インコーポレイテッド | Transition of environmental higher-order ambisonics coefficients |
US9712939B2 (en) | 2013-07-30 | 2017-07-18 | Dolby Laboratories Licensing Corporation | Panning of audio objects to arbitrary speaker layouts |
JP2017199013A (en) * | 2013-05-29 | 2017-11-02 | クゥアルコム・インコーポレイテッドQualcomm I | Compression of decomposed representations of sound field |
US9813837B2 (en) | 2013-11-14 | 2017-11-07 | Dolby Laboratories Licensing Corporation | Screen-relative rendering of audio and encoding and decoding of audio for such rendering |
JP2018025808A (en) * | 2012-05-14 | 2018-02-15 | ドルビー・インターナショナル・アーベー | Method and apparatus for compressing and decompressing higher order ambisonics signal representation |
CN108632736A (en) * | 2013-10-23 | 2018-10-09 | 杜比国际公司 | The method and apparatus presented for audio signal |
JP2019113858A (en) * | 2013-07-11 | 2019-07-11 | ドルビー・インターナショナル・アーベー | Method and apparatus for generating from coefficient domain representation of hoa signal mixed spatial/coefficient domain representation of hoa signal |
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US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
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US10178489B2 (en) * | 2013-02-08 | 2019-01-08 | Qualcomm Incorporated | Signaling audio rendering information in a bitstream |
US9883310B2 (en) | 2013-02-08 | 2018-01-30 | Qualcomm Incorporated | Obtaining symmetry information for higher order ambisonic audio renderers |
US9609452B2 (en) | 2013-02-08 | 2017-03-28 | Qualcomm Incorporated | Obtaining sparseness information for higher order ambisonic audio renderers |
US9685163B2 (en) | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
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BR112015030103B1 (en) * | 2013-05-29 | 2021-12-28 | Qualcomm Incorporated | COMPRESSION OF SOUND FIELD DECOMPOSED REPRESENTATIONS |
US9489955B2 (en) | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
EP2922057A1 (en) | 2014-03-21 | 2015-09-23 | Thomson Licensing | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
KR102144976B1 (en) * | 2014-03-21 | 2020-08-14 | 돌비 인터네셔널 에이비 | Method for compressing a higher order ambisonics(hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal |
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US10210660B2 (en) * | 2016-04-06 | 2019-02-19 | Facebook, Inc. | Removing occlusion in camera views |
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- 2012-06-15 CN CN201280032460.1A patent/CN103635964B/en active Active
- 2012-06-15 BR BR112013032878-9A patent/BR112013032878B1/en active IP Right Grant
- 2012-06-15 US US14/130,074 patent/US9338574B2/en active Active
- 2012-06-15 DK DK12729512.9T patent/DK2727109T3/en active
- 2012-06-15 WO PCT/EP2012/061477 patent/WO2013000740A1/en active Application Filing
- 2012-06-15 KR KR1020147002760A patent/KR102012988B1/en active IP Right Grant
- 2012-06-15 HU HUE12729512A patent/HUE051678T2/en unknown
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US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
JP2017507350A (en) * | 2014-01-30 | 2017-03-16 | クアルコム,インコーポレイテッド | Transition of environmental higher-order ambisonics coefficients |
US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
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DK2727109T3 (en) | 2020-08-31 |
US20140133660A1 (en) | 2014-05-15 |
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TW201301911A (en) | 2013-01-01 |
KR20140051927A (en) | 2014-05-02 |
EP2727109B1 (en) | 2020-08-05 |
KR102012988B1 (en) | 2019-08-21 |
EP2727109A1 (en) | 2014-05-07 |
BR112013032878A2 (en) | 2017-01-24 |
CN103635964A (en) | 2014-03-12 |
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AU2012278094B2 (en) | 2017-07-27 |
BR112013032878B1 (en) | 2021-04-13 |
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US9338574B2 (en) | 2016-05-10 |
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