PL3818520T3 - Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego - Google Patents

Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego

Info

Publication number
PL3818520T3
PL3818520T3 PL19732704.2T PL19732704T PL3818520T3 PL 3818520 T3 PL3818520 T3 PL 3818520T3 PL 19732704 T PL19732704 T PL 19732704T PL 3818520 T3 PL3818520 T3 PL 3818520T3
Authority
PL
Poland
Prior art keywords
signal
encodering
processing
whitening
audio
Prior art date
Application number
PL19732704.2T
Other languages
English (en)
Inventor
Eleni FOTOPOULOU
Markus Multrus
Sascha Dick
Goran MARKOVIC
Pallavi MABEN
Srikanth KORSE
Stefan Bayer
Sascha Disch
Jürgen HERRE
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 PL3818520T3 publication Critical patent/PL3818520T3/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
    • 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
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
PL19732704.2T 2018-07-04 2019-06-27 Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego PL3818520T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18181767 2018-07-04
PCT/EP2019/067256 WO2020007719A1 (en) 2018-07-04 2019-06-27 Multisignal audio coding using signal whitening as preprocessing

Publications (1)

Publication Number Publication Date
PL3818520T3 true PL3818520T3 (pl) 2024-06-03

Family

ID=62985884

Family Applications (2)

Application Number Title Priority Date Filing Date
PL19732704.2T PL3818520T3 (pl) 2018-07-04 2019-06-27 Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego
PL24153258.9T PL4336497T3 (pl) 2018-07-04 2019-06-27 Wielo-sygnałowy enkoder, wielo-sygnałowy dekoder, oraz powiązane sposoby wykorzystania wybielania sygnału lub przetwarzania końcowego sygnału

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL24153258.9T PL4336497T3 (pl) 2018-07-04 2019-06-27 Wielo-sygnałowy enkoder, wielo-sygnałowy dekoder, oraz powiązane sposoby wykorzystania wybielania sygnału lub przetwarzania końcowego sygnału

Country Status (18)

Country Link
US (1) US12367883B2 (pl)
EP (2) EP3818520B1 (pl)
JP (2) JP7384893B2 (pl)
KR (1) KR102606259B1 (pl)
CN (1) CN112639967B (pl)
AR (1) AR116665A1 (pl)
AU (2) AU2019298307A1 (pl)
BR (1) BR112020026967A2 (pl)
CA (1) CA3105508C (pl)
ES (2) ES3059239T3 (pl)
MX (1) MX2020014077A (pl)
MY (1) MY206514A (pl)
PL (2) PL3818520T3 (pl)
RU (1) RU2769788C1 (pl)
SG (1) SG11202012936VA (pl)
TW (1) TWI720530B (pl)
WO (1) WO2020007719A1 (pl)
ZA (1) ZA202100719B (pl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES3059239T3 (en) * 2018-07-04 2026-03-19 Fraunhofer Ges Forschung Multisignal encoder, multisignal decoder, and related methods using signal whitening or signal post processing
GB2592896A (en) * 2020-01-13 2021-09-15 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
US11664037B2 (en) * 2020-05-22 2023-05-30 Electronics And Telecommunications Research Institute Methods of encoding and decoding speech signal using neural network model recognizing sound sources, and encoding and decoding apparatuses for performing the same
WO2022008454A1 (en) 2020-07-07 2022-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio quantizer and audio dequantizer and related methods
CN114023338B (zh) * 2020-07-17 2025-06-03 华为技术有限公司 多声道音频信号的编码方法和装置
CN121034323A (zh) 2020-07-17 2025-11-28 华为技术有限公司 多声道音频信号编解码方法和装置
CN113948097B (zh) * 2020-07-17 2025-06-13 华为技术有限公司 多声道音频信号编码方法和装置
CN113948095B (zh) 2020-07-17 2025-02-25 华为技术有限公司 多声道音频信号的编解码方法和装置
KR20220151953A (ko) * 2021-05-07 2022-11-15 한국전자통신연구원 부가 정보를 이용한 오디오 신호의 부호화 및 복호화 방법과 그 방법을 수행하는 부호화기 및 복호화기
CN115410584A (zh) * 2021-05-28 2022-11-29 华为技术有限公司 多声道音频信号的编码方法和装置
CN115472171B (zh) * 2021-06-11 2024-11-22 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
KR20230004007A (ko) 2021-06-30 2023-01-06 삼성전자주식회사 오디오 데이터에 오디오 효과의 중복 적용을 방지하는 방법 및 이를 지원하는 전자 장치
US20250104721A1 (en) * 2021-12-15 2025-03-27 Electronics And Telecommunications Research Institute Audio processing method using complex number data, and apparatus for performing same
US20250191596A1 (en) * 2022-02-08 2025-06-12 Panasonic Intellectual Property Corporation Of America Encoding device and encoding method
GB2624890A (en) * 2022-11-29 2024-06-05 Nokia Technologies Oy Parametric spatial audio encoding

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676266A (en) 1951-03-10 1954-04-20 California Inst Res Found Cloud chamber
US7716043B2 (en) * 2005-10-24 2010-05-11 Lg Electronics Inc. Removing time delays in signal paths
US7831434B2 (en) 2006-01-20 2010-11-09 Microsoft Corporation Complex-transform channel coding with extended-band frequency coding
CN101115051B (zh) * 2006-07-25 2011-08-10 华为技术有限公司 音频信号处理方法、系统以及音频信号收发装置
ATE518224T1 (de) * 2008-01-04 2011-08-15 Dolby Int Ab Audiokodierer und -dekodierer
TWI896112B (zh) * 2010-12-03 2025-09-01 美商杜比實驗室特許公司 音頻解碼裝置、音頻解碼方法及音頻編碼方法
EP2469741A1 (en) 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
MY165853A (en) 2011-02-14 2018-05-18 Fraunhofer Ges Forschung Linear prediction based coding scheme using spectral domain noise shaping
KR102429953B1 (ko) 2012-07-19 2022-08-08 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스
US9401153B2 (en) * 2012-10-15 2016-07-26 Digimarc Corporation Multi-mode audio recognition and auxiliary data encoding and decoding
JP2015011076A (ja) 2013-06-26 2015-01-19 日本放送協会 音響信号符号化装置、音響信号符号化方法、および音響信号復号化装置
EP2830053A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal
EP2830054A1 (en) * 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
SG11201600466PA (en) 2013-07-22 2016-02-26 Fraunhofer Ges Forschung Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
EP3293734B1 (en) * 2013-09-12 2019-05-15 Dolby International AB Decoding of multichannel audio content
TWI774136B (zh) * 2013-09-12 2022-08-11 瑞典商杜比國際公司 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統
EP2980794A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and decoder using a frequency domain processor and a time domain processor
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
EP3067885A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel 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
JP6721977B2 (ja) 2015-12-15 2020-07-15 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Ｐａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 音声音響信号符号化装置、音声音響信号復号装置、音声音響信号符号化方法、及び、音声音響信号復号方法
KR102230668B1 (ko) 2016-01-22 2021-03-22 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 미드/사이드 결정이 개선된 전역 ild를 갖는 mdct m/s 스테레오의 장치 및 방법
ES3059239T3 (en) * 2018-07-04 2026-03-19 Fraunhofer Ges Forschung Multisignal encoder, multisignal decoder, and related methods using signal whitening or signal post processing
US10622003B2 (en) * 2018-07-12 2020-04-14 Intel IP Corporation Joint beamforming and echo cancellation for reduction of noise and non-linear echo

Also Published As

Publication number Publication date
JP7384893B2 (ja) 2023-11-21
CA3105508A1 (en) 2020-01-09
WO2020007719A1 (en) 2020-01-09
JP2024010207A (ja) 2024-01-23
AR116665A1 (es) 2021-06-02
CA3105508C (en) 2024-03-26
EP3818520C0 (en) 2024-01-24
KR102606259B1 (ko) 2023-11-29
EP4336497A3 (en) 2024-03-20
MX2020014077A (es) 2021-03-09
EP3818520A1 (en) 2021-05-12
EP4336497C0 (en) 2025-12-10
ES2971838T3 (es) 2024-06-10
AU2022235537B2 (en) 2024-06-13
BR112020026967A2 (pt) 2021-03-30
AU2022235537A1 (en) 2022-10-13
KR20210040974A (ko) 2021-04-14
EP4336497A2 (en) 2024-03-13
RU2769788C1 (ru) 2022-04-06
TW202016924A (zh) 2020-05-01
AU2019298307A1 (en) 2021-02-25
CN112639967A (zh) 2021-04-09
SG11202012936VA (en) 2021-01-28
ES3059239T3 (en) 2026-03-19
PL4336497T3 (pl) 2026-04-13
CN112639967B (zh) 2025-01-07
TWI720530B (zh) 2021-03-01
EP4336497B1 (en) 2025-12-10
MY206514A (en) 2024-12-19
US20210104249A1 (en) 2021-04-08
ZA202100719B (en) 2022-08-31
EP3818520B1 (en) 2024-01-24
JP2021529354A (ja) 2021-10-28
US12367883B2 (en) 2025-07-22

Similar Documents

Publication Publication Date Title
PL3818520T3 (pl) Wielo-sygnałowe enkodowanie audio z wykorzystaniem wybielania sygnału jako przetwarzania wstępnego
PL4365896T3 (pl) Dekodowanie parametrów dźwięku przestrzennego
IL281804A (en) Protein purification methods
EP3878920A4 (en) RHEOLOGY MODIFIER
EP3821617A4 (en) SPATIAL AUDIO ENHANCEMENT
EP3537432A4 (en) LANGUAGE SYNTHESIS PROCEDURE
EP3862116A4 (en) Lathe
EP3577648A4 (en) STEREO AUDIO SIGNAL ENCODER
EP3634858A4 (en) PAYLOAD DISTRIBUTOR
IL271514B (en) A dental adhesive
EP4055277C0 (en) EJECTOR DEVICE
EP3927608C0 (en) TRANSFORMABLE TRICYCLE
EP3991325C0 (en) PHOTONIC SIGNAL PROCESSING
HUE045080T2 (hu) Rövidzárlatbiztos kimenetitû-áramkör
EP3535848A4 (en) ENTROPICAL SOURCE FOR DIGITAL MODULATOR
PL3830088T3 (pl) Synteza koelenterazyny
EP4048188C0 (en) TEETH WHITENING SYSTEM
EP3964192A4 (en) Tooth whitening method
EP3413581A4 (en) Sound output device
EP3715027A4 (en) TOWER
EP3577649A4 (en) STEREO AUDIO SIGNAL ENCODER
EP3968810C0 (de) Zaum-stirnband
DE112020005796A5 (de) Spannfutter
EP4079432A4 (en) MILLING PROCESS
CL2019000806S1 (es) Cabezal de cepillo de dientes.