DE602004010188D1 - Synthese eines mono-audiosignals aus einem mehrkanal-audiosignal - Google Patents

Synthese eines mono-audiosignals aus einem mehrkanal-audiosignal

Info

Publication number
DE602004010188D1
DE602004010188D1 DE602004010188T DE602004010188T DE602004010188D1 DE 602004010188 D1 DE602004010188 D1 DE 602004010188D1 DE 602004010188 T DE602004010188 T DE 602004010188T DE 602004010188 T DE602004010188 T DE 602004010188T DE 602004010188 D1 DE602004010188 D1 DE 602004010188D1
Authority
DE
Germany
Prior art keywords
audio signal
mono
synthesizing
parameter values
synthesis
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE602004010188T
Other languages
English (en)
Other versions
DE602004010188T2 (de
Inventor
Ari Lakaniemi
Pasi Ojala
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Publication of DE602004010188D1 publication Critical patent/DE602004010188D1/de
Application granted granted Critical
Publication of DE602004010188T2 publication Critical patent/DE602004010188T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE602004010188T 2004-03-12 2004-03-12 Synthese eines mono-audiosignals aus einem mehrkanal-audiosignal Expired - Lifetime DE602004010188T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2004/000715 WO2005093717A1 (en) 2004-03-12 2004-03-12 Synthesizing a mono audio signal based on an encoded miltichannel audio signal

Publications (2)

Publication Number Publication Date
DE602004010188D1 true DE602004010188D1 (de) 2007-12-27
DE602004010188T2 DE602004010188T2 (de) 2008-09-11

Family

ID=34957094

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004010188T Expired - Lifetime DE602004010188T2 (de) 2004-03-12 2004-03-12 Synthese eines mono-audiosignals aus einem mehrkanal-audiosignal

Country Status (12)

Country Link
US (1) US7899191B2 (de)
EP (1) EP1723639B1 (de)
JP (1) JP4495209B2 (de)
CN (1) CN1926610B (de)
AT (1) ATE378677T1 (de)
AU (1) AU2004317678C1 (de)
BR (1) BRPI0418665B1 (de)
CA (1) CA2555182C (de)
DE (1) DE602004010188T2 (de)
ES (1) ES2295837T3 (de)
RU (1) RU2381571C2 (de)
WO (1) WO2005093717A1 (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070056081A (ko) * 2004-08-31 2007-05-31 마츠시타 덴끼 산교 가부시키가이샤 스테레오 신호 생성 장치 및 스테레오 신호 생성 방법
WO2006070760A1 (ja) * 2004-12-28 2006-07-06 Matsushita Electric Industrial Co., Ltd. スケーラブル符号化装置およびスケーラブル符号化方法
US8271872B2 (en) * 2005-01-05 2012-09-18 Apple Inc. Composite audio waveforms with precision alignment guides
US8036390B2 (en) * 2005-02-01 2011-10-11 Panasonic Corporation Scalable encoding device and scalable encoding method
EP1872364B1 (de) * 2005-03-30 2010-11-24 Nokia Corporation Quellencodierung und/oder -decodierung
FR2891098B1 (fr) * 2005-09-16 2008-02-08 Thales Sa Procede et dispositif de mixage de flux audio numerique dans le domaine compresse.
KR100647336B1 (ko) 2005-11-08 2006-11-23 삼성전자주식회사 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법
US9515843B2 (en) * 2006-06-22 2016-12-06 Broadcom Corporation Method and system for link adaptive Ethernet communications
JP5134623B2 (ja) * 2006-07-07 2013-01-30 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 複数のパラメータ的に符号化された音源を合成するための概念
KR101393298B1 (ko) * 2006-07-08 2014-05-12 삼성전자주식회사 적응적 부호화/복호화 방법 및 장치
KR101434198B1 (ko) * 2006-11-17 2014-08-26 삼성전자주식회사 신호 복호화 방법
KR20080052813A (ko) * 2006-12-08 2008-06-12 한국전자통신연구원 채널별 신호 분포 특성을 반영한 오디오 코딩 장치 및 방법
KR101379263B1 (ko) * 2007-01-12 2014-03-28 삼성전자주식회사 대역폭 확장 복호화 방법 및 장치
US8655650B2 (en) * 2007-03-28 2014-02-18 Harris Corporation Multiple stream decoder
US8392198B1 (en) * 2007-04-03 2013-03-05 Arizona Board Of Regents For And On Behalf Of Arizona State University Split-band speech compression based on loudness estimation
WO2009093466A1 (ja) * 2008-01-25 2009-07-30 Panasonic Corporation 符号化装置、復号装置およびこれらの方法
KR101452722B1 (ko) * 2008-02-19 2014-10-23 삼성전자주식회사 신호 부호화 및 복호화 방법 및 장치
ES2796552T3 (es) 2008-07-11 2020-11-27 Fraunhofer Ges Forschung Sintetizador de señales de audio y codificador de señales de audio
CA2871268C (en) 2008-07-11 2015-11-03 Nikolaus Rettelbach Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and computer program
KR101381513B1 (ko) 2008-07-14 2014-04-07 광운대학교 산학협력단 음성/음악 통합 신호의 부호화/복호화 장치
CN101662688B (zh) * 2008-08-13 2012-10-03 韩国电子通信研究院 音频信号的编码和解码方法及其装置
KR20100115215A (ko) * 2009-04-17 2010-10-27 삼성전자주식회사 가변 비트율 오디오 부호화 및 복호화 장치 및 방법
CN102598123B (zh) * 2009-10-23 2015-07-22 松下电器（美国）知识产权公司 编码装置、解码装置及其方法
CN102667920B (zh) * 2009-12-16 2014-03-12 杜比国际公司 Sbr比特流参数缩混
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
KR102632248B1 (ko) 2010-07-19 2024-02-02 돌비 인터네셔널 에이비 고주파 복원 동안 오디오 신호들의 프로세싱
TWI450266B (zh) * 2011-04-19 2014-08-21 Hon Hai Prec Ind Co Ltd 電子裝置及音頻資料的解碼方法
CN103188595B (zh) * 2011-12-31 2015-05-27 展讯通信（上海）有限公司 处理多声道音频信号的方法和系统
CN103220058A (zh) * 2012-01-20 2013-07-24 旭扬半导体股份有限公司 音频数据与视觉数据同步装置及其方法
ES2555136T3 (es) * 2012-02-17 2015-12-29 Huawei Technologies Co., Ltd. Codificador paramétrico para codificar una señal de audio multicanal
CN108172239B (zh) * 2013-09-26 2021-01-12 华为技术有限公司 频带扩展的方法及装置
US11308928B2 (en) 2014-09-25 2022-04-19 Sunhouse Technologies, Inc. Systems and methods for capturing and interpreting audio
EP3198247B1 (de) 2014-09-25 2021-03-17 Sunhouse Technologies, Inc. Vorrichtung zur erfassung von schwingungen von einem objekt, und system zur erfassung von schwingungen von einer trommel.
BR112017003218B1 (pt) * 2014-12-12 2021-12-28 Huawei Technologies Co., Ltd. Aparelho de processamento de sinal para aprimorar um componente de voz dentro de um sinal de áudio multicanal
EP3405950B1 (de) 2016-01-22 2022-09-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Stereokodierung von audio signalen unter verwendung von einer ild-basierten normalisierung vor einer mid-/side-entscheidung
US10109284B2 (en) 2016-02-12 2018-10-23 Qualcomm Incorporated Inter-channel encoding and decoding of multiple high-band audio signals
US11477591B2 (en) 2016-08-26 2022-10-18 Honor Device Co., Ltd. Audio data processing method, terminal device, and storage medium
US10993061B2 (en) * 2019-01-11 2021-04-27 Boomcloud 360, Inc. Soundstage-conserving audio channel summation
US11140483B2 (en) 2019-03-05 2021-10-05 Maxim Integrated Products, Inc. Management of low frequency components of an audio signal at a mobile computing device
WO2021004048A1 (zh) * 2019-07-09 2021-01-14 海信视像科技股份有限公司 显示装置、音频数据的传输方法
CN112218020B (zh) * 2019-07-09 2023-03-21 海信视像科技股份有限公司 一种多声道平台音频数据传输方法及其装置
CN113192523A (zh) * 2020-01-13 2021-07-30 华为技术有限公司 一种音频编解码方法和音频编解码设备
CN113223539B (zh) * 2020-01-20 2023-05-26 维沃移动通信有限公司 一种音频传输方法及电子设备
CN111654745B (zh) * 2020-06-08 2022-10-14 海信视像科技股份有限公司 多声道的信号处理方法及显示设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG49883A1 (en) * 1991-01-08 1998-06-15 Dolby Lab Licensing Corp Encoder/decoder for multidimensional sound fields
US5274740A (en) * 1991-01-08 1993-12-28 Dolby Laboratories Licensing Corporation Decoder for variable number of channel presentation of multidimensional sound fields
JP3793235B2 (ja) * 1996-02-08 2006-07-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ２チャネル伝送及び１チャネル伝送に適合するｎチャネル伝送
US5899969A (en) * 1997-10-17 1999-05-04 Dolby Laboratories Licensing Corporation Frame-based audio coding with gain-control words
US6757659B1 (en) * 1998-11-16 2004-06-29 Victor Company Of Japan, Ltd. Audio signal processing apparatus
US6765930B1 (en) * 1998-12-11 2004-07-20 Sony Corporation Decoding apparatus and method, and providing medium
US7292901B2 (en) * 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7447321B2 (en) * 2001-05-07 2008-11-04 Harman International Industries, Incorporated Sound processing system for configuration of audio signals in a vehicle
US7447631B2 (en) * 2002-06-17 2008-11-04 Dolby Laboratories Licensing Corporation Audio coding system using spectral hole filling
US7039204B2 (en) * 2002-06-24 2006-05-02 Agere Systems Inc. Equalization for audio mixing
CN100481735C (zh) * 2002-08-21 2009-04-22 广州广晟数码技术有限公司 用于从编码后的音频数据流中解码重建多声道音频信号的解码方法
CN100349207C (zh) * 2003-01-14 2007-11-14 北京阜国数字技术有限公司 高频耦合的伪小波5声道音频编/解码方法

Also Published As

Publication number Publication date
RU2381571C2 (ru) 2010-02-10
JP4495209B2 (ja) 2010-06-30
AU2004317678B2 (en) 2009-02-05
BRPI0418665B1 (pt) 2018-08-28
US7899191B2 (en) 2011-03-01
CN1926610A (zh) 2007-03-07
BRPI0418665A (pt) 2007-06-05
CN1926610B (zh) 2010-10-06
ES2295837T3 (es) 2008-04-16
JP2007529031A (ja) 2007-10-18
WO2005093717A1 (en) 2005-10-06
DE602004010188T2 (de) 2008-09-11
AU2004317678A1 (en) 2005-10-06
CA2555182A1 (en) 2005-10-06
RU2006131451A (ru) 2008-04-20
WO2005093717A8 (en) 2006-04-13
ATE378677T1 (de) 2007-11-15
US20070208565A1 (en) 2007-09-06
CA2555182C (en) 2011-01-04
EP1723639B1 (de) 2007-11-14
AU2004317678C1 (en) 2009-09-24
EP1723639A1 (de) 2006-11-22

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