SG11202012655QA - Multichannel audio coding - Google Patents

Multichannel audio coding

Info

Publication number
SG11202012655QA
SG11202012655QA SG11202012655QA SG11202012655QA SG11202012655QA SG 11202012655Q A SG11202012655Q A SG 11202012655QA SG 11202012655Q A SG11202012655Q A SG 11202012655QA SG 11202012655Q A SG11202012655Q A SG 11202012655QA SG 11202012655Q A SG11202012655Q A SG 11202012655QA
Authority
SG
Singapore
Prior art keywords
audio coding
multichannel audio
multichannel
coding
audio
Prior art date
Application number
SG11202012655QA
Other languages
English (en)
Inventor
Jan Büthe
Eleni Fotopoulou
Srikanth Korse
Pallavi Maben
Markus Multrus
Franz Reutelhuber
Original Assignee
Fraunhofer Ges Forschung
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of SG11202012655QA publication Critical patent/SG11202012655QA/en

Links

Classifications

    • 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
    • G10L19/02—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
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG11202012655QA 2018-06-22 2019-06-19 Multichannel audio coding SG11202012655QA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18179373.8A EP3588495A1 (en) 2018-06-22 2018-06-22 Multichannel audio coding
PCT/EP2019/066228 WO2019243434A1 (en) 2018-06-22 2019-06-19 Multichannel audio coding

Publications (1)

Publication Number Publication Date
SG11202012655QA true SG11202012655QA (en) 2021-01-28

Family

ID=62750879

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202012655QA SG11202012655QA (en) 2018-06-22 2019-06-19 Multichannel audio coding

Country Status (14)

Country Link
US (2) US11978459B2 (zh)
EP (2) EP3588495A1 (zh)
JP (2) JP7174081B2 (zh)
KR (1) KR102670634B1 (zh)
CN (2) CN112424861B (zh)
AR (1) AR115600A1 (zh)
AU (1) AU2019291054B2 (zh)
BR (1) BR112020025552A2 (zh)
CA (1) CA3103875C (zh)
MX (1) MX2020013856A (zh)
SG (1) SG11202012655QA (zh)
TW (1) TWI726337B (zh)
WO (1) WO2019243434A1 (zh)
ZA (1) ZA202100230B (zh)

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EP3588495A1 (en) 2018-06-22 2020-01-01 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Multichannel audio coding
US20230086460A1 (en) * 2020-03-09 2023-03-23 Nippon Telegraph And Telephone Corporation Sound signal encoding method, sound signal decoding method, sound signal encoding apparatus, sound signal decoding apparatus, program, and recording medium
JP2023549038A (ja) * 2020-10-09 2023-11-22 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン パラメータ変換を用いて符号化されたオーディオシーンを処理するための装置、方法、またはコンピュータプログラム
US11818353B2 (en) * 2021-05-13 2023-11-14 Qualcomm Incorporated Reduced complexity transforms for high bit-depth video coding

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EP1866911B1 (en) 2005-03-30 2010-06-09 Koninklijke Philips Electronics N.V. Scalable multi-channel audio coding
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US9424852B2 (en) * 2011-02-02 2016-08-23 Telefonaktiebolaget Lm Ericsson (Publ) Determining the inter-channel time difference of a multi-channel audio signal
AU2011357816B2 (en) * 2011-02-03 2016-06-16 Telefonaktiebolaget L M Ericsson (Publ) Determining the inter-channel time difference of a multi-channel audio signal
CN104246873B (zh) * 2012-02-17 2017-02-01 华为技术有限公司 用于编码多声道音频信号的参数编码器
KR101662681B1 (ko) * 2012-04-05 2016-10-05 후아웨이 테크놀러지 컴퍼니 리미티드 멀티채널 오디오 인코더 및 멀티채널 오디오 신호 인코딩 방법
MX351193B (es) * 2012-08-10 2017-10-04 Fraunhofer Ges Forschung Codificador, decodificador, sistema y metodo que emplean un concepto residual para codificar objetos de audio parametricos.
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US9319819B2 (en) * 2013-07-25 2016-04-19 Etri Binaural rendering method and apparatus for decoding multi channel audio
EP3293734B1 (en) * 2013-09-12 2019-05-15 Dolby International AB Decoding of multichannel audio content
EP3067886A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
EP3067889A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method and apparatus for signal-adaptive transform kernel switching in audio coding
ES2727462T3 (es) 2016-01-22 2019-10-16 Fraunhofer Ges Forschung Aparatos y procedimientos para la codificación o decodificación de una señal multicanal de audio mediante el uso de repetición de muestreo de dominio espectral
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KR102291811B1 (ko) * 2016-11-08 2021-08-23 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 사이드 이득 및 잔여 이득을 사용하여 멀티채널 신호를 인코딩 또는 디코딩하기 위한 장치 및 방법
EP3588495A1 (en) 2018-06-22 2020-01-01 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Multichannel audio coding
US11990141B2 (en) * 2018-12-20 2024-05-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for controlling multichannel audio frame loss concealment

Also Published As

Publication number Publication date
ZA202100230B (en) 2022-07-27
JP7174081B2 (ja) 2022-11-17
KR20210021554A (ko) 2021-02-26
CA3103875A1 (en) 2019-12-26
US20210098007A1 (en) 2021-04-01
CN112424861B (zh) 2024-04-16
EP3811357A1 (en) 2021-04-28
AU2019291054B2 (en) 2022-04-07
CA3103875C (en) 2023-09-05
EP3588495A1 (en) 2020-01-01
JP2021528693A (ja) 2021-10-21
TWI726337B (zh) 2021-05-01
CN118280375A (zh) 2024-07-02
JP2023017913A (ja) 2023-02-07
MX2020013856A (es) 2021-03-25
CN112424861A (zh) 2021-02-26
AU2019291054A1 (en) 2021-02-18
US11978459B2 (en) 2024-05-07
AR115600A1 (es) 2021-02-03
WO2019243434A1 (en) 2019-12-26
US20240112685A1 (en) 2024-04-04
BR112020025552A2 (pt) 2021-03-16
KR102670634B1 (ko) 2024-05-31
TW202016923A (zh) 2020-05-01

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