JP2015526759A5 - - Google Patents
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- JP2015526759A5 JP2015526759A5 JP2015522077A JP2015522077A JP2015526759A5 JP 2015526759 A5 JP2015526759 A5 JP 2015526759A5 JP 2015522077 A JP2015522077 A JP 2015522077A JP 2015522077 A JP2015522077 A JP 2015522077A JP 2015526759 A5 JP2015526759 A5 JP 2015526759A5
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- 230000003044 adaptive effect Effects 0.000 claims 17
- 238000005070 sampling Methods 0.000 claims 15
- 238000000034 method Methods 0.000 claims 11
- 230000005236 sound signal Effects 0.000 claims 8
- 230000003595 spectral effect Effects 0.000 claims 6
- 238000006243 chemical reaction Methods 0.000 claims 5
- 230000009466 transformation Effects 0.000 claims 4
- 239000011159 matrix material Substances 0.000 claims 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000002596 correlated effect Effects 0.000 claims 1
- 230000006837 decompression Effects 0.000 claims 1
- 238000009432 framing Methods 0.000 claims 1
- 230000002427 irreversible effect Effects 0.000 claims 1
- 238000001228 spectrum Methods 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12305861.2A EP2688066A1 (en) | 2012-07-16 | 2012-07-16 | Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction |
| EP12305861.2 | 2012-07-16 | ||
| PCT/EP2013/065032 WO2014012944A1 (en) | 2012-07-16 | 2013-07-16 | Method and apparatus for encoding multi-channel hoa audio signals for noise reduction, and method and apparatus for decoding multi-channel hoa audio signals for noise reduction |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017169358A Division JP6453961B2 (ja) | 2012-07-16 | 2017-09-04 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015526759A JP2015526759A (ja) | 2015-09-10 |
| JP2015526759A5 true JP2015526759A5 (https=) | 2016-08-18 |
| JP6205416B2 JP6205416B2 (ja) | 2017-09-27 |
Family
ID=48874263
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015522077A Active JP6205416B2 (ja) | 2012-07-16 | 2013-07-16 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
| JP2017169358A Active JP6453961B2 (ja) | 2012-07-16 | 2017-09-04 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
| JP2018233042A Active JP6676138B2 (ja) | 2012-07-16 | 2018-12-13 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
| JP2020041510A Active JP6866519B2 (ja) | 2012-07-16 | 2020-03-11 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017169358A Active JP6453961B2 (ja) | 2012-07-16 | 2017-09-04 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
| JP2018233042A Active JP6676138B2 (ja) | 2012-07-16 | 2018-12-13 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
| JP2020041510A Active JP6866519B2 (ja) | 2012-07-16 | 2020-03-11 | ノイズ削減のための多チャネルｈｏａオーディオ信号をエンコードする方法および装置ならびにノイズ削減のための多チャネルｈｏａオーディオ信号をデコードする方法および装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (4) | US9460728B2 (https=) |
| EP (5) | EP2688066A1 (https=) |
| JP (4) | JP6205416B2 (https=) |
| KR (5) | KR102187936B1 (https=) |
| CN (6) | CN107403625B (https=) |
| TW (4) | TWI723805B (https=) |
| WO (1) | WO2014012944A1 (https=) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2688066A1 (en) * | 2012-07-16 | 2014-01-22 | Thomson Licensing | Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction |
| KR102429953B1 (ko) | 2012-07-19 | 2022-08-08 | 돌비 인터네셔널 에이비 | 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스 |
| 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 |
| US20140355769A1 (en) | 2013-05-29 | 2014-12-04 | Qualcomm Incorporated | Energy preservation for decomposed representations of a sound field |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| 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 |
| US9502045B2 (en) * | 2014-01-30 | 2016-11-22 | Qualcomm Incorporated | Coding independent frames of ambient higher-order ambisonic coefficients |
| 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 |
| KR102766957B1 (ko) * | 2014-03-21 | 2025-02-14 | 돌비 인터네셔널 에이비 | 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치 |
| EP4539046A1 (en) | 2014-03-21 | 2025-04-16 | Dolby International AB | 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 |
| EP2934025A1 (en) * | 2014-04-15 | 2015-10-21 | Thomson Licensing | Method and device for applying dynamic range compression to a higher order ambisonics signal |
| CA3155815C (en) * | 2014-03-24 | 2025-08-12 | Dolby International Ab | Method and device for applying dynamic range compression to a higher order ambisonics signal |
| CN103888889B (zh) * | 2014-04-07 | 2016-01-13 | 北京工业大学 | 一种基于球谐展开的多声道转换方法 |
| US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
| US10770087B2 (en) * | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
| US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
| KR102655047B1 (ko) * | 2014-06-27 | 2024-04-08 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법 |
| KR20250051142A (ko) | 2014-06-27 | 2025-04-16 | 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 |
| EP4354432B1 (en) * | 2014-06-27 | 2026-03-11 | Dolby International AB | 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 |
| 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 |
| US9838819B2 (en) * | 2014-07-02 | 2017-12-05 | Qualcomm Incorporated | Reducing correlation between higher order ambisonic (HOA) background channels |
| EP2980789A1 (en) | 2014-07-30 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for enhancing an audio signal, sound enhancing system |
| US9736606B2 (en) * | 2014-08-01 | 2017-08-15 | Qualcomm Incorporated | Editing of higher-order ambisonic audio data |
| 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 |
| US9984693B2 (en) * | 2014-10-10 | 2018-05-29 | Qualcomm Incorporated | Signaling channels for scalable coding of higher order ambisonic audio data |
| US10140996B2 (en) | 2014-10-10 | 2018-11-27 | Qualcomm Incorporated | Signaling layers for scalable coding of higher order ambisonic audio data |
| 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 |
| RU2716911C2 (ru) * | 2015-04-10 | 2020-03-17 | Интердиджитал Се Пэйтент Холдингз | Способ и устройство для кодирования множественных аудиосигналов и способ и устройство для декодирования смеси множественных аудиосигналов с улучшенным разделением |
| US12087311B2 (en) * | 2015-07-30 | 2024-09-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding an HOA representation |
| EP3378065B1 (en) * | 2015-11-17 | 2019-10-16 | Dolby International AB | Method and apparatus for converting a channel-based 3d audio signal to an hoa audio signal |
| HK1221372A2 (zh) * | 2016-03-29 | 2017-05-26 | 万维数码有限公司 | 一种获得空间音频定向向量的方法、装置及设备 |
| WO2018001493A1 (en) * | 2016-06-30 | 2018-01-04 | Huawei Technologies Duesseldorf Gmbh | Apparatuses and methods for encoding and decoding a multichannel audio signal |
| GB2554446A (en) * | 2016-09-28 | 2018-04-04 | Nokia Technologies Oy | Spatial audio signal format generation from a microphone array using adaptive capture |
| EP3616196A4 (en) | 2017-04-28 | 2021-01-20 | DTS, Inc. | Audio coder window and transform implementations |
| US11252524B2 (en) * | 2017-07-05 | 2022-02-15 | Sony Corporation | Synthesizing a headphone signal using a rotating head-related transfer function |
| US10944568B2 (en) * | 2017-10-06 | 2021-03-09 | The Boeing Company | Methods for constructing secure hash functions from bit-mixers |
| US10714098B2 (en) | 2017-12-21 | 2020-07-14 | Dolby Laboratories Licensing Corporation | Selective forward error correction for spatial audio codecs |
| CN111210831B (zh) * | 2018-11-22 | 2024-06-04 | 广州广晟数码技术有限公司 | 基于频谱拉伸的带宽扩展音频编解码方法及装置 |
| KR20210124283A (ko) | 2019-01-21 | 2021-10-14 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 공간 오디오 표현을 인코딩하기 위한 장치 및 방법 또는 인코딩된 오디오 신호를 트랜스포트 메타데이터를 이용하여 디코딩하기 위한 장치 및 방법 및 연관된 컴퓨터 프로그램들 |
| US11388416B2 (en) * | 2019-03-21 | 2022-07-12 | Qualcomm Incorporated | Video compression using deep generative models |
| US11729406B2 (en) | 2019-03-21 | 2023-08-15 | Qualcomm Incorporated | Video compression using deep generative models |
| CA3145444A1 (en) | 2019-07-02 | 2021-01-07 | Dolby International Ab | Methods, apparatus and systems for representation, encoding, and decoding of discrete directivity data |
| CN110544484B (zh) * | 2019-09-23 | 2021-12-21 | 中科超影（北京）传媒科技有限公司 | 高阶Ambisonic音频编解码方法及装置 |
| US11317236B2 (en) * | 2019-11-22 | 2022-04-26 | Qualcomm Incorporated | Soundfield adaptation for virtual reality audio |
| CN110970048B (zh) * | 2019-12-03 | 2023-01-17 | 腾讯科技（深圳）有限公司 | 音频数据的处理方法及装置 |
| GB2615236A (en) * | 2020-09-25 | 2023-08-02 | Apple Inc | Higher order ambisonics encoding and decoding |
| CN115497485B (zh) * | 2021-06-18 | 2024-10-18 | 华为技术有限公司 | 三维音频信号编码方法、装置、编码器和系统 |
Family Cites Families (25)
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|---|---|---|---|---|
| JP2001275197A (ja) * | 2000-03-23 | 2001-10-05 | Seiko Epson Corp | 音源選択方法および音源選択装置並びに音源選択制御プログラムを記録した記録媒体 |
| GB2379147B (en) * | 2001-04-18 | 2003-10-22 | Univ York | Sound processing |
| FR2847376B1 (fr) * | 2002-11-19 | 2005-02-04 | France Telecom | Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede |
| DE10328777A1 (de) * | 2003-06-25 | 2005-01-27 | Coding Technologies Ab | Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals |
| EP1946310A4 (en) * | 2005-10-26 | 2011-03-09 | Lg Electronics Inc | METHOD FOR CODING AND DECODING A MULTI CHANNEL AUDIO SIGNAL AND DEVICE THEREFOR |
| EP2005420B1 (fr) * | 2006-03-15 | 2011-10-26 | France Telecom | Dispositif et procede de codage par analyse en composante principale d'un signal audio multi-canal |
| ATE495635T1 (de) * | 2006-09-25 | 2011-01-15 | Dolby Lab Licensing Corp | Verbesserte räumliche auflösung des schallfeldes für mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung |
| US20080232601A1 (en) * | 2007-03-21 | 2008-09-25 | Ville Pulkki | Method and apparatus for enhancement of audio reconstruction |
| FR2916078A1 (fr) * | 2007-05-10 | 2008-11-14 | France Telecom | Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes |
| FR2916079A1 (fr) * | 2007-05-10 | 2008-11-14 | France Telecom | Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes |
| WO2009081406A2 (en) * | 2007-12-26 | 2009-07-02 | Yissum, Research Development Company Of The Hebrew University Of Jerusalem | Method and apparatus for monitoring processes in living cells |
| EP2094032A1 (en) * | 2008-02-19 | 2009-08-26 | Deutsche Thomson OHG | Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same |
| PL2352147T3 (pl) * | 2008-07-11 | 2014-02-28 | Fraunhofer Ges Forschung | Urządzenie i sposób kodowania sygnału audio |
| EP2205007B1 (en) * | 2008-12-30 | 2019-01-09 | Dolby International AB | Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction |
| GB2476747B (en) * | 2009-02-04 | 2011-12-21 | Richard Furse | Sound system |
| FR2943867A1 (fr) * | 2009-03-31 | 2010-10-01 | France Telecom | Traitement d'egalisation de composantes spatiales d'un signal audio 3d |
| US9020152B2 (en) * | 2010-03-05 | 2015-04-28 | Stmicroelectronics Asia Pacific Pte. Ltd. | Enabling 3D sound reproduction using a 2D speaker arrangement |
| KR102294460B1 (ko) * | 2010-03-26 | 2021-08-27 | 돌비 인터네셔널 에이비 | 오디오 재생을 위한 오디오 사운드필드 표현을 디코딩하는 방법 및 장치 |
| NZ587483A (en) * | 2010-08-20 | 2012-12-21 | Ind Res Ltd | Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions |
| WO2012025580A1 (en) * | 2010-08-27 | 2012-03-01 | Sonicemotion Ag | Method and device for enhanced sound field reproduction of spatially encoded audio input signals |
| EP2450880A1 (en) * | 2010-11-05 | 2012-05-09 | Thomson Licensing | Data structure for Higher Order Ambisonics audio data |
| 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 |
| EP2560161A1 (en) * | 2011-08-17 | 2013-02-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optimal mixing matrices and usage of decorrelators in spatial audio processing |
| CN103165136A (zh) * | 2011-12-15 | 2013-06-19 | 杜比实验室特许公司 | 音频处理方法及音频处理设备 |
| EP2688066A1 (en) * | 2012-07-16 | 2014-01-22 | Thomson Licensing | Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction |
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2012
- 2012-07-16 EP EP12305861.2A patent/EP2688066A1/en not_active Withdrawn
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2013
- 2013-07-12 TW TW109108444A patent/TWI723805B/zh active
- 2013-07-12 TW TW102125017A patent/TWI602444B/zh active
- 2013-07-12 TW TW108124752A patent/TWI691214B/zh active
- 2013-07-12 TW TW106123691A patent/TWI674009B/zh active
- 2013-07-16 WO PCT/EP2013/065032 patent/WO2014012944A1/en not_active Ceased
- 2013-07-16 EP EP25197841.7A patent/EP4660999A1/en active Pending
- 2013-07-16 KR KR1020207017672A patent/KR102187936B1/ko active Active
- 2013-07-16 CN CN201710829618.2A patent/CN107403625B/zh active Active
- 2013-07-16 CN CN201710829636.0A patent/CN107591160B/zh active Active
- 2013-07-16 EP EP20208589.0A patent/EP3813063B1/en active Active
- 2013-07-16 CN CN201710829605.5A patent/CN107591159B/zh active Active
- 2013-07-16 CN CN201710829638.XA patent/CN107403626B/zh active Active
- 2013-07-16 CN CN201380036698.6A patent/CN104428833B/zh active Active
- 2013-07-16 EP EP17205327.4A patent/EP3327721B1/en active Active
- 2013-07-16 CN CN201710829639.4A patent/CN107424618B/zh active Active
- 2013-07-16 KR KR1020217041058A patent/KR20210156311A/ko not_active Ceased
- 2013-07-16 KR KR1020247018653A patent/KR20240091351A/ko active Pending
- 2013-07-16 EP EP13740235.0A patent/EP2873071B1/en active Active
- 2013-07-16 JP JP2015522077A patent/JP6205416B2/ja active Active
- 2013-07-16 KR KR1020207034592A patent/KR102340930B1/ko active Active
- 2013-07-16 KR KR1020157000876A patent/KR102126449B1/ko active Active
- 2013-07-16 US US14/415,571 patent/US9460728B2/en active Active
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2016
- 2016-09-26 US US15/275,699 patent/US9837087B2/en active Active
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2017
- 2017-08-24 US US15/685,252 patent/US10304469B2/en active Active
- 2017-09-04 JP JP2017169358A patent/JP6453961B2/ja active Active
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2018
- 2018-12-13 JP JP2018233042A patent/JP6676138B2/ja active Active
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2019
- 2019-05-20 US US16/417,480 patent/US10614821B2/en active Active
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2020
- 2020-03-11 JP JP2020041510A patent/JP6866519B2/ja active Active
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