CN106471578B - 用于较高阶立体混响信号之间的交叉淡化的方法和装置 - Google Patents

用于较高阶立体混响信号之间的交叉淡化的方法和装置 Download PDF

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CN106471578B
CN106471578B CN201580027072.8A CN201580027072A CN106471578B CN 106471578 B CN106471578 B CN 106471578B CN 201580027072 A CN201580027072 A CN 201580027072A CN 106471578 B CN106471578 B CN 106471578B
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CN106471578A (zh
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金墨永
尼尔斯·京特·彼得斯
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Qualcomm Inc
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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
    • 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
    • G10L19/002—Dynamic bit allocation

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
CN201580027072.8A 2014-05-16 2015-05-15 用于较高阶立体混响信号之间的交叉淡化的方法和装置 Expired - Fee Related CN106471578B (zh)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201461994763P 2014-05-16 2014-05-16
US61/994,763 2014-05-16
US201462004076P 2014-05-28 2014-05-28
US62/004,076 2014-05-28
US201562118434P 2015-02-19 2015-02-19
US62/118,434 2015-02-19
US14/712,854 US10134403B2 (en) 2014-05-16 2015-05-14 Crossfading between higher order ambisonic signals
US14/712,854 2015-05-14
PCT/US2015/031195 WO2015176005A1 (en) 2014-05-16 2015-05-15 Crossfading between higher order ambisonic signals

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CN106471578A CN106471578A (zh) 2017-03-01
CN106471578B true CN106471578B (zh) 2020-03-31

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US (1) US10134403B2 (enExample)
EP (1) EP3143617B1 (enExample)
JP (1) JP2017519417A (enExample)
KR (1) KR20170010367A (enExample)
CN (1) CN106471578B (enExample)
WO (1) WO2015176005A1 (enExample)

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US9961467B2 (en) * 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from channel-based audio to HOA
US9961475B2 (en) * 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from object-based audio to HOA
US10249312B2 (en) 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
EP3616196A4 (en) 2017-04-28 2021-01-20 DTS, Inc. Audio coder window and transform implementations
US10887717B2 (en) * 2018-07-12 2021-01-05 Sony Interactive Entertainment Inc. Method for acoustically rendering the size of sound a source
EP3841572B1 (en) * 2018-08-21 2025-06-18 Dolby International AB Coding dense transient events with companding
JP7449184B2 (ja) 2020-07-13 2024-03-13 日本放送協会 音場モデリング装置及びプログラム
US12380904B2 (en) 2020-09-25 2025-08-05 Apple Inc. Seamless scalable decoding of channels, objects, and HOA audio content
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

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CN102971789A (zh) * 2010-12-24 2013-03-13 华为技术有限公司 用于执行话音活动检测的方法和设备
CN103384900A (zh) * 2010-12-23 2013-11-06 法国电信公司 在预测编码与变换编码之间交替的低延迟声音编码

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JP2000267686A (ja) * 1999-03-19 2000-09-29 Victor Co Of Japan Ltd 信号伝送方式及び復号化装置
GB2410164A (en) * 2004-01-16 2005-07-20 Anthony John Andrews Sound feature positioner
EP2486561B1 (en) * 2009-10-07 2016-03-30 The University Of Sydney Reconstruction of a recorded sound field
US8473084B2 (en) * 2010-09-01 2013-06-25 Apple Inc. Audio crossfading
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
US9288603B2 (en) * 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
US9190065B2 (en) * 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
EP2782094A1 (en) * 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
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WO2015140292A1 (en) * 2014-03-21 2015-09-24 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

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CN103384900A (zh) * 2010-12-23 2013-11-06 法国电信公司 在预测编码与变换编码之间交替的低延迟声音编码
CN102971789A (zh) * 2010-12-24 2013-03-13 华为技术有限公司 用于执行话音活动检测的方法和设备

Non-Patent Citations (1)

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《Scalable Decoding Mode for MPEG-H 3D Audio HOA》;Johannes Boehm et al;《108. MPEG MEETING》;20140326;第1-4页 *

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Publication number Publication date
US10134403B2 (en) 2018-11-20
WO2015176005A1 (en) 2015-11-19
JP2017519417A (ja) 2017-07-13
KR20170010367A (ko) 2017-01-31
EP3143617B1 (en) 2020-08-26
CN106471578A (zh) 2017-03-01
EP3143617A1 (en) 2017-03-22
US20150332683A1 (en) 2015-11-19

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