CN106663432B - 对压缩的hoa表示编码和解码的方法和装置 - Google Patents

对压缩的hoa表示编码和解码的方法和装置 Download PDF

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CN106663432B
CN106663432B CN201580033215.6A CN201580033215A CN106663432B CN 106663432 B CN106663432 B CN 106663432B CN 201580033215 A CN201580033215 A CN 201580033215A CN 106663432 B CN106663432 B CN 106663432B
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hoa
subband
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sequence
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CN106663432A (zh
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A·克鲁格
S·科顿
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Dolby International AB
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201580033215.6A 2014-07-02 2015-07-02 对压缩的hoa表示编码和解码的方法和装置 Active CN106663432B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP14306080 2014-07-02
EP14306080.4 2014-07-02
EP14194186.4 2014-11-20
EP14194186.4A EP2963949A1 (en) 2014-07-02 2014-11-20 Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation
PCT/EP2015/065086 WO2016001356A1 (en) 2014-07-02 2015-07-02 Method and apparatus for decoding a compressed hoa representation, and method and apparatus for encoding a compressed hoa representation

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CN106663432B true CN106663432B (zh) 2021-02-02

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US (1) US9774975B2 (enExample)
EP (2) EP2963949A1 (enExample)
JP (1) JP6542269B2 (enExample)
KR (1) KR102296067B1 (enExample)
CN (1) CN106663432B (enExample)
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WO (1) WO2016001356A1 (enExample)

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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
CN109521731B (zh) * 2017-09-19 2021-07-30 沈阳高精数控智能技术股份有限公司 一种基于公差带的G2连续Bézier刀具轨迹平滑算法
WO2019143867A1 (en) 2018-01-18 2019-07-25 Dolby Laboratories Licensing Corporation Methods and devices for coding soundfield representation signals
RU2749349C1 (ru) 2018-02-01 2021-06-09 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Кодер аудиосцены, декодер аудиосцены и соответствующие способы, использующие пространственный анализ с гибридным кодером/декодером
CN112567769B (zh) * 2018-08-21 2022-11-04 索尼公司 音频再现装置、音频再现方法和存储介质
CA3116181A1 (en) 2018-11-13 2020-05-22 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services
EP3881560B1 (en) 2018-11-13 2024-07-24 Dolby Laboratories Licensing Corporation Representing spatial audio by means of an audio signal and associated metadata
CA3145047A1 (en) 2019-07-08 2021-01-14 Voiceage Corporation Method and system for coding metadata in audio streams and for efficient bitrate allocation to audio streams coding
CN110476960B (zh) * 2019-09-19 2021-06-15 河北省农林科学院植物保护研究所 噻虫胺薄膜缓释型种子处理悬浮剂及其制备方法与应用
WO2022046533A1 (en) * 2020-08-27 2022-03-03 Apple Inc. Stereo-based immersive coding (stic)
CN115376530A (zh) * 2021-05-17 2022-11-22 华为技术有限公司 三维音频信号编码方法、装置和编码器
CN115376527A (zh) * 2021-05-17 2022-11-22 华为技术有限公司 三维音频信号编码方法、装置和编码器
CN115881140B (zh) * 2021-09-29 2025-09-26 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序产品
CN115546323B (zh) * 2022-08-31 2023-06-09 广东工业大学 一种基于球坐标主成分分析的图像压缩重构方法

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JPH06338861A (ja) * 1993-05-27 1994-12-06 Sony Corp ディジタル信号処理装置及び方法、並びに記録媒体
CN1411679A (zh) * 1999-11-02 2003-04-16 数字剧场系统股份有限公司 在多声道音频环境中提供互动式音频的系统和方法
EP1400955A2 (en) * 2002-09-04 2004-03-24 Microsoft Corporation Quantization and inverse quantization for audio signals
CN101202043A (zh) * 2007-12-28 2008-06-18 清华大学 音频信号的编码方法和系统与解码方法和系统

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JP3995383B2 (ja) * 2000-02-15 2007-10-24 三洋電機株式会社 水素吸蔵合金電極の製造方法
JP4849466B2 (ja) * 2003-10-10 2012-01-11 エージェンシー フォー サイエンス， テクノロジー アンド リサーチ デジタル信号をスケーラブルビットストリームにエンコードする方法、及びスケーラブルビットストリームをデコードする方法
US7599840B2 (en) * 2005-07-15 2009-10-06 Microsoft Corporation Selectively using multiple entropy models in adaptive coding and decoding
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JPH06338861A (ja) * 1993-05-27 1994-12-06 Sony Corp ディジタル信号処理装置及び方法、並びに記録媒体
CN1411679A (zh) * 1999-11-02 2003-04-16 数字剧场系统股份有限公司 在多声道音频环境中提供互动式音频的系统和方法
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CN101202043A (zh) * 2007-12-28 2008-06-18 清华大学 音频信号的编码方法和系统与解码方法和系统

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TWI657434B (zh) 2019-04-21
JP6542269B2 (ja) 2019-07-10
EP3165005A1 (en) 2017-05-10
WO2016001356A1 (en) 2016-01-07
EP3165005B1 (en) 2018-11-28
KR102296067B1 (ko) 2021-09-01
TW201603004A (zh) 2016-01-16
CN106663432A (zh) 2017-05-10
JP2017523451A (ja) 2017-08-17
EP2963949A1 (en) 2016-01-06
KR20170024581A (ko) 2017-03-07
US20170164131A1 (en) 2017-06-08
US9774975B2 (en) 2017-09-26

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