JP2017520785A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2017520785A5 JP2017520785A5 JP2016567848A JP2016567848A JP2017520785A5 JP 2017520785 A5 JP2017520785 A5 JP 2017520785A5 JP 2016567848 A JP2016567848 A JP 2016567848A JP 2016567848 A JP2016567848 A JP 2016567848A JP 2017520785 A5 JP2017520785 A5 JP 2017520785A5
- Authority
- JP
- Japan
- Prior art keywords
- audio object
- quantization
- information associated
- audio
- directivity information
- 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.)
- Pending
Links
- 238000013139 quantization Methods 0.000 claims description 105
- 238000000034 method Methods 0.000 claims description 43
- 239000011159 matrix material Substances 0.000 claims description 21
- 239000013598 vector Substances 0.000 claims description 8
- 230000005236 sound signal Effects 0.000 claims description 6
- 238000009877 rendering Methods 0.000 claims 1
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461994788P | 2014-05-16 | 2014-05-16 | |
| US201461994493P | 2014-05-16 | 2014-05-16 | |
| US61/994,493 | 2014-05-16 | ||
| US61/994,788 | 2014-05-16 | ||
| US201462004082P | 2014-05-28 | 2014-05-28 | |
| US62/004,082 | 2014-05-28 | ||
| US14/712,638 | 2015-05-14 | ||
| US14/712,638 US9959876B2 (en) | 2014-05-16 | 2015-05-14 | Closed loop quantization of higher order ambisonic coefficients |
| PCT/US2015/031107 WO2015175953A1 (en) | 2014-05-16 | 2015-05-15 | Closed loop quantization of higher order ambisonic coefficients |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017520785A JP2017520785A (ja) | 2017-07-27 |
| JP2017520785A5 true JP2017520785A5 (2) | 2018-08-09 |
Family
ID=53298601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016567848A Pending JP2017520785A (ja) | 2014-05-16 | 2015-05-15 | 高次アンビソニック係数の閉ループ量子化 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9959876B2 (2) |
| EP (1) | EP3143618B1 (2) |
| JP (1) | JP2017520785A (2) |
| KR (1) | KR20170010792A (2) |
| CN (1) | CN106471576B (2) |
| WO (1) | WO2015175953A1 (2) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140355769A1 (en) * | 2013-05-29 | 2014-12-04 | Qualcomm Incorporated | Energy preservation for decomposed representations of a sound field |
| US9820073B1 (en) | 2017-05-10 | 2017-11-14 | Tls Corp. | Extracting a common signal from multiple audio signals |
| CN110019719B (zh) * | 2017-12-15 | 2023-04-25 | 微软技术许可有限责任公司 | 基于断言的问答 |
| US12056594B2 (en) * | 2018-06-27 | 2024-08-06 | International Business Machines Corporation | Low precision deep neural network enabled by compensation instructions |
| US12308034B2 (en) | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
| US11361776B2 (en) * | 2019-06-24 | 2022-06-14 | Qualcomm Incorporated | Coding scaled spatial components |
| 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 |
| GB2615236A (en) * | 2020-09-25 | 2023-08-02 | Apple Inc | Higher order ambisonics encoding and decoding |
| CN115410585A (zh) * | 2021-05-29 | 2022-11-29 | 华为技术有限公司 | 音频数据编解码方法和相关装置及计算机可读存储介质 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7502743B2 (en) | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
| US7299190B2 (en) * | 2002-09-04 | 2007-11-20 | Microsoft Corporation | Quantization and inverse quantization for audio |
| CN101395661B (zh) * | 2006-03-07 | 2013-02-06 | 艾利森电话股份有限公司 | 音频编码和解码的方法和设备 |
| US7933770B2 (en) * | 2006-07-14 | 2011-04-26 | Siemens Audiologische Technik Gmbh | Method and device for coding audio data based on vector quantisation |
| JP5337941B2 (ja) * | 2006-10-16 | 2013-11-06 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | マルチチャネル・パラメータ変換のための装置および方法 |
| US20080232601A1 (en) * | 2007-03-21 | 2008-09-25 | Ville Pulkki | Method and apparatus for enhancement of audio reconstruction |
| EP2165328B1 (en) | 2007-06-11 | 2018-01-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding and decoding of an audio signal having an impulse-like portion and a stationary portion |
| KR101805212B1 (ko) * | 2009-08-14 | 2017-12-05 | 디티에스 엘엘씨 | 객체-지향 오디오 스트리밍 시스템 |
| 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 |
| AU2011358654B2 (en) | 2011-02-09 | 2017-01-05 | Telefonaktiebolaget L M Ericsson (Publ) | Efficient encoding/decoding of audio signals |
| CN103620676B (zh) * | 2011-04-21 | 2016-03-09 | 三星电子株式会社 | 对线性预测编码系数进行量化的方法、声音编码方法、对线性预测编码系数进行反量化的方法、声音解码方法以及记录介质 |
| EP3279895B1 (en) * | 2011-11-02 | 2019-07-10 | Telefonaktiebolaget LM Ericsson (publ) | Audio encoding based on an efficient representation of auto-regressive coefficients |
| US9761229B2 (en) * | 2012-07-20 | 2017-09-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for audio object clustering |
| US20140355769A1 (en) | 2013-05-29 | 2014-12-04 | Qualcomm Incorporated | Energy preservation for decomposed representations of a sound field |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
-
2015
- 2015-05-14 US US14/712,638 patent/US9959876B2/en active Active
- 2015-05-15 EP EP15727503.3A patent/EP3143618B1/en active Active
- 2015-05-15 KR KR1020167034841A patent/KR20170010792A/ko not_active Withdrawn
- 2015-05-15 WO PCT/US2015/031107 patent/WO2015175953A1/en not_active Ceased
- 2015-05-15 CN CN201580025054.6A patent/CN106471576B/zh not_active Expired - Fee Related
- 2015-05-15 JP JP2016567848A patent/JP2017520785A/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2017520785A5 (2) | ||
| JP7781978B2 (ja) | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 | |
| KR102581878B1 (ko) | 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스 | |
| JP6062544B2 (ja) | 基底関数係数を使用した３次元オーディオコード化のためのシステム、方法、装置、およびコンピュータ可読媒体 | |
| RU2017118830A (ru) | Способ и устройство для сжатия и восстановления представления системы амбисоник высшего порядка для звукового поля | |
| KR101921403B1 (ko) | 고차 앰비소닉 신호 압축 | |
| JP7272269B2 (ja) | 信号処理装置および方法、並びにプログラム | |
| ZA202301024B (en) | Apparatus, method and computer program for encoding an audio signal or for decoding an encoded audio scene | |
| JP2017525318A5 (2) | ||
| JP2016528538A5 (2) | ||
| CN106415714A (zh) | 译码环境高阶立体混响系数的独立帧 | |
| JP2013545391A5 (2) | ||
| RU2016151352A (ru) | Уменьшение корреляции между фоновыми каналами амбиофонии высшего порядка (ноа) | |
| JP2018534617A5 (2) | ||
| EP2427881A1 (en) | Multi channel audio processing | |
| US10972851B2 (en) | Spatial relation coding of higher order ambisonic coefficients | |
| JP2024075675A (ja) | 信号処理装置および方法、並びにプログラム | |
| CN112567763A (zh) | 用于音频信号处理的装置、方法和计算机程序 | |
| TW202029185A (zh) | 音訊資料之靈活渲染 | |
| JP6297721B2 (ja) | 高次アンビソニックオーディオレンダラのための希薄情報を取得すること | |
| JP2021521692A5 (2) | ||
| JP7453997B2 (ja) | ＤｉｒＡＣベースの空間オーディオ符号化のためのパケット損失隠蔽 | |
| CN110890100A (zh) | 语音增强、多媒体数据采集、播放方法、装置及监控系统 | |
| MY210164A (en) | Methods, apparatus and systems for representation, encoding, and decoding of discrete directivity data | |
| RU2844884C2 (ru) | Способ и устройство для декодирования амбиофонического аудиопредставления звукового поля для проигрывания аудио с использованием 2d-компоновок |