PL3776541T3 - Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej - Google Patents

Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej

Info

Publication number
PL3776541T3
PL3776541T3 PL19713826T PL19713826T PL3776541T3 PL 3776541 T3 PL3776541 T3 PL 3776541T3 PL 19713826 T PL19713826 T PL 19713826T PL 19713826 T PL19713826 T PL 19713826T PL 3776541 T3 PL3776541 T3 PL 3776541T3
Authority
PL
Poland
Prior art keywords
estimating
inter
computer program
time difference
channel time
Prior art date
Application number
PL19713826T
Other languages
English (en)
Inventor
Eleni FOTOPOULOU
Jan Büthe
Emmanuel Ravelli
Pallavi MABEN
Martin Dietz
Franz REUTELHUBER
Stefan DÖHLA
Srikanth KORSE
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL3776541T3 publication Critical patent/PL3776541T3/pl

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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
PL19713826T 2018-04-05 2019-04-03 Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej PL3776541T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18165882 2018-04-05
PCT/EP2019/058434 WO2019193070A1 (en) 2018-04-05 2019-04-03 Apparatus, method or computer program for estimating an inter-channel time difference
EP19713826.6A EP3776541B1 (en) 2018-04-05 2019-04-03 Apparatus, method or computer program for estimating an inter-channel time difference

Publications (1)

Publication Number Publication Date
PL3776541T3 true PL3776541T3 (pl) 2022-05-23

Family

ID=61965696

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19713826T PL3776541T3 (pl) 2018-04-05 2019-04-03 Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej

Country Status (18)

Country Link
US (2) US11594231B2 (pl)
EP (2) EP3776541B1 (pl)
JP (2) JP7204774B2 (pl)
KR (1) KR102550424B1 (pl)
CN (2) CN112262433B (pl)
AR (1) AR117567A1 (pl)
AU (1) AU2019249872B2 (pl)
BR (1) BR112020020457A2 (pl)
CA (1) CA3095971C (pl)
ES (1) ES2909343T3 (pl)
MX (1) MX2020010462A (pl)
PL (1) PL3776541T3 (pl)
PT (1) PT3776541T (pl)
RU (1) RU2762302C1 (pl)
SG (1) SG11202009801VA (pl)
TW (1) TWI714046B (pl)
WO (1) WO2019193070A1 (pl)
ZA (1) ZA202006125B (pl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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US11418879B2 (en) * 2020-05-13 2022-08-16 Nxp B.V. Audio signal blending with beat alignment
CN113948098A (zh) * 2020-07-17 2022-01-18 华为技术有限公司 一种立体声音频信号时延估计方法及装置
MX2023002238A (es) * 2020-08-31 2023-04-21 Fraunhofer Ges Forschung Enerador de señales multicanal, codificador de audio y métodos relacionados que se basan en una señal de ruido de mezcla.
CN112242150B (zh) * 2020-09-30 2024-04-12 上海佰贝科技发展股份有限公司 一种检测立体声的方法及其系统
CN117501361A (zh) * 2021-06-15 2024-02-02 瑞典爱立信有限公司 用于重合立体声捕获的声道间时差（itd）估计器的提高的稳定性
WO2023038637A1 (en) * 2021-09-13 2023-03-16 Luminous Computing, Inc. Optical filter system and method of operation
CN114324972B (zh) * 2022-01-10 2022-09-13 浙江大学 一种适用于流体互相关测速的自适应广义互相关时延估计方法
WO2024053353A1 (ja) * 2022-09-08 2024-03-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 信号処理装置、及び、信号処理方法

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US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
US7720230B2 (en) 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
US7573912B2 (en) 2005-02-22 2009-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. Near-transparent or transparent multi-channel encoder/decoder scheme
KR20080066537A (ko) * 2007-01-12 2008-07-16 엘지전자 주식회사 부가정보를 가지는 오디오신호의 부호화/복호화 방법 및장치
GB2453117B (en) * 2007-09-25 2012-05-23 Motorola Mobility Inc Apparatus and method for encoding a multi channel audio signal
EP2082396A1 (en) 2007-10-17 2009-07-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding using downmix
KR101405956B1 (ko) * 2007-12-28 2014-06-12 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
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WO2010084756A1 (ja) * 2009-01-22 2010-07-29 パナソニック株式会社 ステレオ音響信号符号化装置、ステレオ音響信号復号装置およびそれらの方法
CN105225667B (zh) * 2009-03-17 2019-04-05 杜比国际公司 编码器系统、解码器系统、编码方法和解码方法
CN101848412B (zh) 2009-03-25 2012-03-21 华为技术有限公司 通道间延迟估计的方法及其装置和编码器
CN102157152B (zh) 2010-02-12 2014-04-30 华为技术有限公司 立体声编码的方法、装置
CN103403800B (zh) * 2011-02-02 2015-06-24 瑞典爱立信有限公司 确定多声道音频信号的声道间时间差
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JP5692006B2 (ja) 2011-11-02 2015-04-01 トヨタ自動車株式会社 音源推定装置、方法、プログラム、及び移動体
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CN106033671B (zh) * 2015-03-09 2020-11-06 华为技术有限公司 确定声道间时间差参数的方法和装置
CA2987808C (en) * 2016-01-22 2020-03-10 Guillaume Fuchs Apparatus and method for encoding or decoding an audio multi-channel signal using spectral-domain resampling
CN107742521B (zh) * 2016-08-10 2021-08-13 华为技术有限公司 多声道信号的编码方法和编码器

Also Published As

Publication number Publication date
CN112262433A (zh) 2021-01-22
EP3776541A1 (en) 2021-02-17
US11594231B2 (en) 2023-02-28
CN118283489A (zh) 2024-07-02
AU2019249872A1 (en) 2020-11-12
US20210012784A1 (en) 2021-01-14
AU2019249872B2 (en) 2021-11-04
CN112262433B (zh) 2024-03-01
CA3095971A1 (en) 2019-10-10
KR102550424B1 (ko) 2023-07-04
ZA202006125B (en) 2022-07-27
EP3985665A1 (en) 2022-04-20
PT3776541T (pt) 2022-03-21
BR112020020457A2 (pt) 2021-01-12
ES2909343T3 (es) 2022-05-06
KR20200140864A (ko) 2020-12-16
JP2023036893A (ja) 2023-03-14
WO2019193070A1 (en) 2019-10-10
MX2020010462A (es) 2020-10-22
TW202004734A (zh) 2020-01-16
RU2762302C1 (ru) 2021-12-17
JP2021519949A (ja) 2021-08-12
AR117567A1 (es) 2021-08-18
EP3776541B1 (en) 2022-01-12
JP7204774B2 (ja) 2023-01-16
CA3095971C (en) 2023-04-25
TWI714046B (zh) 2020-12-21
SG11202009801VA (en) 2020-11-27
US20230169985A1 (en) 2023-06-01

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