JP2017519239A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2017519239A5 JP2017519239A5 JP2016567649A JP2016567649A JP2017519239A5 JP 2017519239 A5 JP2017519239 A5 JP 2017519239A5 JP 2016567649 A JP2016567649 A JP 2016567649A JP 2016567649 A JP2016567649 A JP 2016567649A JP 2017519239 A5 JP2017519239 A5 JP 2017519239A5
- Authority
- JP
- Japan
- Prior art keywords
- bits
- encoded
- audio object
- sound field
- metadata
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 claims 4
- 238000009877 rendering Methods 0.000 claims 3
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461994800P | 2014-05-16 | 2014-05-16 | |
| US61/994,800 | 2014-05-16 | ||
| US201462004145P | 2014-05-28 | 2014-05-28 | |
| US62/004,145 | 2014-05-28 | ||
| US14/712,661 | 2015-05-14 | ||
| US14/712,661 US9847087B2 (en) | 2014-05-16 | 2015-05-14 | Higher order ambisonics signal compression |
| PCT/US2015/031072 WO2015175933A1 (en) | 2014-05-16 | 2015-05-15 | Higher order ambisonics signal compression |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017519239A JP2017519239A (ja) | 2017-07-13 |
| JP2017519239A5 true JP2017519239A5 (https=) | 2018-03-29 |
| JP6356832B2 JP6356832B2 (ja) | 2018-07-11 |
Family
ID=53274836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016567649A Expired - Fee Related JP6356832B2 (ja) | 2014-05-16 | 2015-05-15 | 高次アンビソニックス信号の圧縮 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US9847087B2 (https=) |
| EP (1) | EP3143613B1 (https=) |
| JP (1) | JP6356832B2 (https=) |
| KR (1) | KR101921403B1 (https=) |
| CN (1) | CN106463121B (https=) |
| WO (1) | WO2015175933A1 (https=) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US9847087B2 (en) | 2014-05-16 | 2017-12-19 | Qualcomm Incorporated | Higher order ambisonics signal compression |
| WO2017017262A1 (en) | 2015-07-30 | 2017-02-02 | Dolby International Ab | Method and apparatus for generating from an hoa signal representation a mezzanine hoa signal representation |
| US12087311B2 (en) | 2015-07-30 | 2024-09-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding an HOA representation |
| US10395664B2 (en) * | 2016-01-26 | 2019-08-27 | Dolby Laboratories Licensing Corporation | Adaptive Quantization |
| US9913061B1 (en) | 2016-08-29 | 2018-03-06 | The Directv Group, Inc. | Methods and systems for rendering binaural audio content |
| EP3324406A1 (en) * | 2016-11-17 | 2018-05-23 | Fraunhofer Gesellschaft zur Förderung der Angewand | Apparatus and method for decomposing an audio signal using a variable threshold |
| US10332530B2 (en) | 2017-01-27 | 2019-06-25 | Google Llc | Coding of a soundfield representation |
| JP7224302B2 (ja) | 2017-05-09 | 2023-02-17 | ドルビー ラボラトリーズ ライセンシング コーポレイション | マルチチャネル空間的オーディオ・フォーマット入力信号の処理 |
| US10885921B2 (en) * | 2017-07-07 | 2021-01-05 | Qualcomm Incorporated | Multi-stream audio coding |
| US10075802B1 (en) * | 2017-08-08 | 2018-09-11 | Qualcomm Incorporated | Bitrate allocation for higher order ambisonic audio data |
| US11270711B2 (en) * | 2017-12-21 | 2022-03-08 | Qualcomm Incorproated | Higher order ambisonic audio data |
| US10264386B1 (en) * | 2018-02-09 | 2019-04-16 | Google Llc | Directional emphasis in ambisonics |
| US11240623B2 (en) * | 2018-08-08 | 2022-02-01 | Qualcomm Incorporated | Rendering audio data from independently controlled audio zones |
| US11432071B2 (en) | 2018-08-08 | 2022-08-30 | Qualcomm Incorporated | User interface for controlling audio zones |
| KR102692707B1 (ko) | 2018-12-07 | 2024-08-07 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 낮은 차수, 중간 차수 및 높은 차수 컴포넌트 생성기를 사용하는 DirAC 기반 공간 오디오 코딩과 관련된 인코딩, 디코딩, 장면 처리 및 기타 절차를 위한 장치, 방법 및 컴퓨터 프로그램 |
| EP3751567B1 (en) * | 2019-06-10 | 2022-01-26 | Axis AB | A method, a computer program, an encoder and a monitoring device |
| US11361776B2 (en) * | 2019-06-24 | 2022-06-14 | Qualcomm Incorporated | Coding scaled spatial components |
| US12308034B2 (en) * | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
| US11538489B2 (en) * | 2019-06-24 | 2022-12-27 | Qualcomm Incorporated | Correlating scene-based audio data for psychoacoustic audio coding |
| US12142285B2 (en) * | 2019-06-24 | 2024-11-12 | Qualcomm Incorporated | Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding |
| 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 |
| IL322658A (en) | 2019-10-30 | 2025-10-01 | Dolby Laboratories Licensing Corp | Data rate decentralization in embedded voice and audio services |
| CN116391365A (zh) * | 2020-09-25 | 2023-07-04 | 苹果公司 | 高阶环境立体声编码和解码 |
| CN115938388A (zh) * | 2021-05-31 | 2023-04-07 | 华为技术有限公司 | 一种三维音频信号的处理方法和装置 |
| CN114171047B (zh) * | 2021-12-23 | 2024-08-23 | 思必驰科技股份有限公司 | 音频信号处理方法、电子设备和存储介质 |
| GB2624890A (en) * | 2022-11-29 | 2024-06-05 | Nokia Technologies Oy | Parametric spatial audio encoding |
| CN118138980A (zh) * | 2022-12-02 | 2024-06-04 | 华为技术有限公司 | 场景音频解码方法及电子设备 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2898725A1 (fr) * | 2006-03-15 | 2007-09-21 | France Telecom | Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale |
| EP2374124B1 (fr) | 2008-12-15 | 2013-05-29 | France Telecom | Codage perfectionne de signaux audionumériques multicanaux |
| FR2947945A1 (fr) | 2009-07-07 | 2011-01-14 | France Telecom | Allocation de bits dans un codage/decodage d'amelioration d'un codage/decodage hierarchique de signaux audionumeriques |
| CN102081926B (zh) | 2009-11-27 | 2013-06-05 | 中兴通讯股份有限公司 | 格型矢量量化音频编解码方法和系统 |
| ES2472456T3 (es) * | 2010-03-26 | 2014-07-01 | Thomson Licensing | Método y dispositivo para decodificar una representación de un campo ac�stico de audio para reproducción de audio |
| 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 |
| EP2637427A1 (en) * | 2012-03-06 | 2013-09-11 | Thomson Licensing | Method and apparatus for playback of a higher-order ambisonics audio signal |
| KR102201713B1 (ko) * | 2012-07-19 | 2021-01-12 | 돌비 인터네셔널 에이비 | 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스 |
| EP2898506B1 (en) | 2012-09-21 | 2018-01-17 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| US9495968B2 (en) | 2013-05-29 | 2016-11-15 | Qualcomm Incorporated | Identifying sources from which higher order ambisonic audio data is generated |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| US9530422B2 (en) | 2013-06-27 | 2016-12-27 | Dolby Laboratories Licensing Corporation | Bitstream syntax for spatial voice coding |
| CN104282309A (zh) | 2013-07-05 | 2015-01-14 | 杜比实验室特许公司 | 丢包掩蔽装置和方法以及音频处理系统 |
| WO2015056383A1 (ja) * | 2013-10-17 | 2015-04-23 | パナソニック株式会社 | オーディオエンコード装置及びオーディオデコード装置 |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| US9847087B2 (en) | 2014-05-16 | 2017-12-19 | Qualcomm Incorporated | Higher order ambisonics signal compression |
-
2015
- 2015-05-14 US US14/712,661 patent/US9847087B2/en active Active
- 2015-05-15 EP EP15725953.2A patent/EP3143613B1/en active Active
- 2015-05-15 WO PCT/US2015/031072 patent/WO2015175933A1/en not_active Ceased
- 2015-05-15 KR KR1020167032090A patent/KR101921403B1/ko not_active Expired - Fee Related
- 2015-05-15 JP JP2016567649A patent/JP6356832B2/ja not_active Expired - Fee Related
- 2015-05-15 CN CN201580025867.5A patent/CN106463121B/zh not_active Expired - Fee Related
-
2017
- 2017-11-27 US US15/823,284 patent/US10176814B2/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2017519239A5 (https=) | ||
| MX2024006308A (es) | Descodificacion de secuencias de bits de audio con metadatos de replicacion de banda espectral mejorada en al menos un elemento de relleno | |
| WO2015116949A3 (en) | Coding independent frames of ambient higher-order ambisonic coefficients | |
| MX2018004250A (es) | Metodo y dispositivo para codificar o decodificar imagen. | |
| RU2016137197A (ru) | Устройство кодирования и способ кодирования, устройство декодирования и способ декодирования, и программа | |
| JP2017534910A5 (https=) | ||
| PH12015501587B1 (en) | Signaling audio rendering information in a bitstream | |
| PH12016502356A1 (en) | Reducing correlation between higher order ambisonic (hoa) background channels | |
| JP2016510905A5 (https=) | ||
| JP2015511439A5 (https=) | ||
| JP2016539537A5 (https=) | ||
| MX2016000457A (es) | Operaciones de memoria intermedia de imagenes decodificadas para codificacion de video. | |
| JP2016510435A5 (https=) | ||
| MX2016004642A (es) | Dispositivo y metodo para codificacion escalable de informacion de video. | |
| RU2014133162A (ru) | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео | |
| JP2017505019A5 (https=) | ||
| MX369062B (es) | Dispositivo y método para codificación escalable de información de video. | |
| JP2016540400A5 (ja) | 復号方法及び符号化方法 | |
| CL2017000822A1 (es) | Canales de señalizacion para codificación escalable de datos de audio ambisónicos de orden superior | |
| JP2016521503A5 (https=) | ||
| MX355918B (es) | Dispositivo y metodo para codificacion escalable de informacion de video. | |
| JP2016528805A5 (https=) | ||
| WO2016154928A8 (en) | Residual transformation and inverse transformation in video coding systems and methods | |
| BR112016028212A2 (pt) | obtenção de informação de simetria para renderizadores de áudio ambissônicos de ordem superior | |
| JP2017520174A5 (https=) |