KR20170010367A - 고차 앰비소닉 신호들간의 크로스페이딩 - Google Patents

고차 앰비소닉 신호들간의 크로스페이딩 Download PDF

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Publication number
KR20170010367A
KR20170010367A KR1020167032935A KR20167032935A KR20170010367A KR 20170010367 A KR20170010367 A KR 20170010367A KR 1020167032935 A KR1020167032935 A KR 1020167032935A KR 20167032935 A KR20167032935 A KR 20167032935A KR 20170010367 A KR20170010367 A KR 20170010367A
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KR
South Korea
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shcs
peripheral
unit
audio
cross
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KR1020167032935A
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English (en)
Korean (ko)
Inventor
무영 김
닐스 귄터 페터스
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퀄컴 인코포레이티드
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Publication of KR20170010367A publication Critical patent/KR20170010367A/ko
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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)
KR1020167032935A 2014-05-16 2015-05-15 고차 앰비소닉 신호들간의 크로스페이딩 Withdrawn KR20170010367A (ko)

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 2015-05-14
US14/712,854 US10134403B2 (en) 2014-05-16 2015-05-14 Crossfading between higher order ambisonic signals
PCT/US2015/031195 WO2015176005A1 (en) 2014-05-16 2015-05-15 Crossfading between higher order ambisonic signals

Publications (1)

Publication Number Publication Date
KR20170010367A true KR20170010367A (ko) 2017-01-31

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ID=53298603

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167032935A Withdrawn KR20170010367A (ko) 2014-05-16 2015-05-15 고차 앰비소닉 신호들간의 크로스페이딩

Country Status (6)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9961467B2 (en) * 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from channel-based audio to HOA
US10249312B2 (en) 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
US9961475B2 (en) * 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from object-based audio to HOA
WO2018201113A1 (en) * 2017-04-28 2018-11-01 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
JP7447085B2 (ja) * 2018-08-21 2024-03-11 ドルビー・インターナショナル・アーベー コンパンディングによる密過渡イベントの符号化
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
DE112021005027T5 (de) 2020-09-25 2023-08-10 Apple Inc. Nahtloses skalierbares decodieren von kanälen, objekten und hoa-audioinhalt
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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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
TW200840368A (en) * 2006-12-22 2008-10-01 Qualcomm Inc Techniques for content adaptive video frame slicing and non-uniform access unit coding
US9113281B2 (en) * 2009-10-07 2015-08-18 The University Of Sydney Reconstruction of a recorded sound field
US8473084B2 (en) * 2010-09-01 2013-06-25 Apple Inc. Audio crossfading
FR2969805A1 (fr) * 2010-12-23 2012-06-29 France Telecom Codage bas retard alternant codage predictif et codage par transformee
EP2656341B1 (en) * 2010-12-24 2018-02-21 Huawei Technologies Co., Ltd. Apparatus for performing a voice activity detection
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
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
US9288603B2 (en) * 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
EP2782094A1 (en) * 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
US9716959B2 (en) 2013-05-29 2017-07-25 Qualcomm Incorporated Compensating for error in decomposed representations of sound fields
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
EP3120352B1 (en) * 2014-03-21 2019-05-01 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

Also Published As

Publication number Publication date
CN106471578B (zh) 2020-03-31
US10134403B2 (en) 2018-11-20
CN106471578A (zh) 2017-03-01
EP3143617A1 (en) 2017-03-22
EP3143617B1 (en) 2020-08-26
WO2015176005A1 (en) 2015-11-19
JP2017519417A (ja) 2017-07-13
US20150332683A1 (en) 2015-11-19

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PA0105 International application

Patent event date: 20161124

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination