JP2020144384A5 - - Google Patents
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- JP2020144384A5 JP2020144384A5 JP2020078865A JP2020078865A JP2020144384A5 JP 2020144384 A5 JP2020144384 A5 JP 2020144384A5 JP 2020078865 A JP2020078865 A JP 2020078865A JP 2020078865 A JP2020078865 A JP 2020078865A JP 2020144384 A5 JP2020144384 A5 JP 2020144384A5
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- signal
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- hoa
- representation
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022095120A JP7471344B2 (ja) | 2012-05-14 | 2022-06-13 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2024062459A JP7797560B2 (ja) | 2012-05-14 | 2024-04-09 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12305537.8 | 2012-05-14 | ||
| EP12305537.8A EP2665208A1 (en) | 2012-05-14 | 2012-05-14 | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019049327A Division JP6698903B2 (ja) | 2012-05-14 | 2019-03-18 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022095120A Division JP7471344B2 (ja) | 2012-05-14 | 2022-06-13 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020144384A JP2020144384A (ja) | 2020-09-10 |
| JP2020144384A5 true JP2020144384A5 (enExample) | 2021-05-27 |
| JP7090119B2 JP7090119B2 (ja) | 2022-06-23 |
Family
ID=48430722
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015511988A Active JP6211069B2 (ja) | 2012-05-14 | 2013-05-06 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2017174629A Active JP6500065B2 (ja) | 2012-05-14 | 2017-09-12 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2019049327A Active JP6698903B2 (ja) | 2012-05-14 | 2019-03-18 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2020078865A Active JP7090119B2 (ja) | 2012-05-14 | 2020-04-28 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2022095120A Active JP7471344B2 (ja) | 2012-05-14 | 2022-06-13 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2024062459A Active JP7797560B2 (ja) | 2012-05-14 | 2024-04-09 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015511988A Active JP6211069B2 (ja) | 2012-05-14 | 2013-05-06 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2017174629A Active JP6500065B2 (ja) | 2012-05-14 | 2017-09-12 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2019049327A Active JP6698903B2 (ja) | 2012-05-14 | 2019-03-18 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022095120A Active JP7471344B2 (ja) | 2012-05-14 | 2022-06-13 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
| JP2024062459A Active JP7797560B2 (ja) | 2012-05-14 | 2024-04-09 | 高次アンビソニックス信号表現を圧縮又は圧縮解除するための方法又は装置 |
Country Status (9)
| Country | Link |
|---|---|
| US (7) | US9454971B2 (enExample) |
| EP (6) | EP2665208A1 (enExample) |
| JP (6) | JP6211069B2 (enExample) |
| KR (6) | KR20240045340A (enExample) |
| CN (10) | CN112735447B (enExample) |
| AU (6) | AU2013261933B2 (enExample) |
| BR (1) | BR112014028439B1 (enExample) |
| TW (6) | TWI725419B (enExample) |
| WO (1) | WO2013171083A1 (enExample) |
Families Citing this family (55)
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| EP2665208A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| EP2738962A1 (en) | 2012-11-29 | 2014-06-04 | Thomson Licensing | Method and apparatus for determining dominant sound source directions in a higher order ambisonics representation of a sound field |
| EP2743922A1 (en) * | 2012-12-12 | 2014-06-18 | Thomson Licensing | Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field |
| EP2765791A1 (en) | 2013-02-08 | 2014-08-13 | Thomson Licensing | Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field |
| EP2800401A1 (en) | 2013-04-29 | 2014-11-05 | Thomson Licensing | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| US9980074B2 (en) | 2013-05-29 | 2018-05-22 | Qualcomm Incorporated | Quantization step sizes for compression of spatial components of a sound field |
| US20150127354A1 (en) * | 2013-10-03 | 2015-05-07 | Qualcomm Incorporated | Near field compensation for decomposed representations of a sound field |
| EP2879408A1 (en) | 2013-11-28 | 2015-06-03 | Thomson Licensing | Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition |
| CN111182443B (zh) | 2014-01-08 | 2021-10-22 | 杜比国际公司 | 包括编码hoa表示的位流的解码方法和装置 |
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| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| 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 |
| JP6243060B2 (ja) | 2014-03-21 | 2017-12-06 | ドルビー・インターナショナル・アーベー | 高次アンビソニックス（ｈｏａ）信号を圧縮する方法、圧縮されたｈｏａ信号を圧縮解除する方法、ｈｏａ信号を圧縮する装置および圧縮されたｈｏａ信号を圧縮解除する装置 |
| US10412522B2 (en) * | 2014-03-21 | 2019-09-10 | Qualcomm Incorporated | Inserting audio channels into descriptions of soundfields |
| EP3591649B8 (en) | 2014-03-21 | 2022-06-08 | Dolby International AB | Method and apparatus for decompressing a compressed hoa signal |
| CN106165451B (zh) * | 2014-03-24 | 2018-11-30 | 杜比国际公司 | 对高阶高保真立体声信号应用动态范围压缩的方法和设备 |
| JP6374980B2 (ja) | 2014-03-26 | 2018-08-15 | パナソニック株式会社 | サラウンドオーディオ信号処理のための装置及び方法 |
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| US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
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| KR102816984B1 (ko) | 2014-06-27 | 2025-06-09 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 장치 |
| EP2960903A1 (en) | 2014-06-27 | 2015-12-30 | Thomson Licensing | Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| US9922657B2 (en) * | 2014-06-27 | 2018-03-20 | Dolby Laboratories Licensing Corporation | Method for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| KR102606212B1 (ko) | 2014-06-27 | 2023-11-29 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현 |
| US9838819B2 (en) * | 2014-07-02 | 2017-12-05 | Qualcomm Incorporated | Reducing correlation between higher order ambisonic (HOA) background channels |
| EP3164868A1 (en) * | 2014-07-02 | 2017-05-10 | Dolby International AB | Method and apparatus for decoding a compressed hoa representation, and method and apparatus for encoding a compressed hoa representation |
| EP2963948A1 (en) * | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation |
| EP3164866A1 (en) | 2014-07-02 | 2017-05-10 | Dolby International AB | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation |
| WO2016001355A1 (en) * | 2014-07-02 | 2016-01-07 | Thomson Licensing | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation |
| EP2963949A1 (en) * | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation |
| EP3165007B1 (en) | 2014-07-03 | 2018-04-25 | Dolby Laboratories Licensing Corporation | Auxiliary augmentation of soundfields |
| US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
| EP3007167A1 (en) | 2014-10-10 | 2016-04-13 | Thomson Licensing | Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field |
| EP3073488A1 (en) | 2015-03-24 | 2016-09-28 | Thomson Licensing | Method and apparatus for embedding and regaining watermarks in an ambisonics representation of a sound field |
| US10468037B2 (en) | 2015-07-30 | 2019-11-05 | Dolby Laboratories Licensing Corporation | Method and apparatus for generating from an HOA signal representation a mezzanine HOA signal representation |
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| US9959880B2 (en) * | 2015-10-14 | 2018-05-01 | Qualcomm Incorporated | Coding higher-order ambisonic coefficients during multiple transitions |
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| EP2469741A1 (en) * | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| FR2969804A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Filtrage perfectionne dans le domaine transforme. |
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| US11429340B2 (en) * | 2019-07-03 | 2022-08-30 | Qualcomm Incorporated | Audio capture and rendering for extended reality experiences |
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