ATE387705T1 - Interpolation und signalisierung von parametern zur räumlichen rekonstruktion für mehrkanalige kodierung und dekodierung von audioquellen - Google Patents

Interpolation und signalisierung von parametern zur räumlichen rekonstruktion für mehrkanalige kodierung und dekodierung von audioquellen

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Publication number
ATE387705T1
ATE387705T1 AT05808103T AT05808103T ATE387705T1 AT E387705 T1 ATE387705 T1 AT E387705T1 AT 05808103 T AT05808103 T AT 05808103T AT 05808103 T AT05808103 T AT 05808103T AT E387705 T1 ATE387705 T1 AT E387705T1
Authority
AT
Austria
Prior art keywords
interpolation
signaling
decoding
parameters
information
Prior art date
Application number
AT05808103T
Other languages
English (en)
Inventor
Kristofer Kjoerling
Heiko Purnhagen
Jonas Roeden
Jonas Engdegard
Original Assignee
Coding Tech Ab
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 Coding Tech Ab filed Critical Coding Tech Ab
Application granted granted Critical
Publication of ATE387705T1 publication Critical patent/ATE387705T1/de

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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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Stereophonic System (AREA)
  • Television Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT05808103T 2004-11-02 2005-10-31 Interpolation und signalisierung von parametern zur räumlichen rekonstruktion für mehrkanalige kodierung und dekodierung von audioquellen ATE387705T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0402651A SE0402651D0 (sv) 2004-11-02 2004-11-02 Advanced methods for interpolation and parameter signalling

Publications (1)

Publication Number Publication Date
ATE387705T1 true ATE387705T1 (de) 2008-03-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
AT05808103T ATE387705T1 (de) 2004-11-02 2005-10-31 Interpolation und signalisierung von parametern zur räumlichen rekonstruktion für mehrkanalige kodierung und dekodierung von audioquellen

Country Status (7)

Country Link
US (1) US7974847B2 (de)
EP (2) EP1807824B1 (de)
AT (1) ATE387705T1 (de)
DE (1) DE602005005083T2 (de)
SE (1) SE0402651D0 (de)
TW (1) TWI330826B (de)
WO (1) WO2006058590A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2992125C (en) 2004-03-01 2018-09-25 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
CN101147191B (zh) * 2005-03-25 2011-07-13 松下电器产业株式会社 语音编码装置和语音编码方法
JP5065687B2 (ja) * 2007-01-09 2012-11-07 株式会社東芝 オーディオデータ処理装置及び端末装置
WO2008126382A1 (ja) * 2007-03-30 2008-10-23 Panasonic Corporation 符号化装置および符号化方法
JP5220840B2 (ja) * 2007-03-30 2013-06-26 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート マルチチャネルで構成されたマルチオブジェクトオーディオ信号のエンコード、並びにデコード装置および方法
EP2076900A1 (de) * 2007-10-17 2009-07-08 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Audiokodierung mithilfe von aufwärtsmischung
KR101441897B1 (ko) * 2008-01-31 2014-09-23 삼성전자주식회사 잔차 신호 부호화 방법 및 장치와 잔차 신호 복호화 방법및 장치
WO2009129822A1 (en) * 2008-04-22 2009-10-29 Nokia Corporation Efficient encoding and decoding for multi-channel signals
US8060042B2 (en) * 2008-05-23 2011-11-15 Lg Electronics Inc. Method and an apparatus for processing an audio signal
PL4376306T3 (pl) 2008-07-11 2025-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Enkoder audio oraz dekoder audio
EP2319037B1 (de) * 2008-07-30 2012-05-09 France Telecom Rekonstruktion von mehrkanal-audiodaten
RU2542668C2 (ru) * 2009-01-28 2015-02-20 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Звуковое кодирующее устройство, звуковой декодер, кодированная звуковая информация, способы кодирования и декодирования звукового сигнала и компьютерная программа
EP2214161A1 (de) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zur Aufwärtsmischung eines Downmix-Tonsignals
JP5754899B2 (ja) 2009-10-07 2015-07-29 ソニー株式会社 復号装置および方法、並びにプログラム
JP5609737B2 (ja) 2010-04-13 2014-10-22 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP5850216B2 (ja) 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP6075743B2 (ja) * 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
JP5707842B2 (ja) 2010-10-15 2015-04-30 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
JP5633431B2 (ja) * 2011-03-02 2014-12-03 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム
FR2980619A1 (fr) * 2011-09-27 2013-03-29 France Telecom Codage/decodage parametrique d'un signal audio multi-canal, en presence de sons transitoires
CN110379434B (zh) 2013-02-21 2023-07-04 杜比国际公司 用于参数化多声道编码的方法
CN109712630B (zh) 2013-05-24 2023-05-30 杜比国际公司 包括音频对象的音频场景的高效编码
EP2830045A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Konzept zur Audiocodierung und Audiodecodierung für Audiokanäle und Audioobjekte
EP2830049A1 (de) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur effizienten Codierung von Objektmetadaten
EP2830050A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur verbesserten Codierung eines räumlichen Audioobjekts
CN105531762B (zh) 2013-09-19 2019-10-01 索尼公司 编码装置和方法、解码装置和方法以及程序
BR112016006832B1 (pt) 2013-10-03 2022-05-10 Dolby Laboratories Licensing Corporation Método para derivar m sinais de áudio difusos a partir de n sinais de áudio para a apresentação de um campo sonoro difuso, aparelho e meio não transitório
ES2660778T3 (es) 2013-10-21 2018-03-26 Dolby International Ab Reconstrucción paramétrica de señales de audio
SG11201605015XA (en) 2013-12-27 2016-08-30 Sony Corp Decoding device, method, and program
US9917662B2 (en) * 2014-01-22 2018-03-13 Siemens Aktiengesellschaft Digital measurement input for an electric automation device, electric automation device comprising a digital measurement input, and method for processing digital input measurement values
US10547825B2 (en) * 2014-09-22 2020-01-28 Samsung Electronics Company, Ltd. Transmission of three-dimensional video
US11205305B2 (en) 2014-09-22 2021-12-21 Samsung Electronics Company, Ltd. Presentation of three-dimensional video
US10304471B2 (en) * 2014-10-24 2019-05-28 Dolby International Ab Encoding and decoding of audio signals
US11049218B2 (en) 2017-08-11 2021-06-29 Samsung Electronics Company, Ltd. Seamless image stitching

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0300775B1 (de) * 1987-07-21 1995-05-31 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zur Codierung und Decodierung eines Signals
US5265219A (en) 1990-06-07 1993-11-23 Motorola, Inc. Speech encoder using a soft interpolation decision for spectral parameters
WO1992022060A1 (en) * 1991-05-29 1992-12-10 Pacific Microsonics, Inc. Improved signal encode/decode system
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
US5903866A (en) * 1997-03-10 1999-05-11 Lucent Technologies Inc. Waveform interpolation speech coding using splines
SE516595C2 (sv) 1998-03-13 2002-02-05 Ericsson Telefon Ab L M Kommunikationsanordning och arbetssätt för behandling av röstmeddelanden
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US6226616B1 (en) 1999-06-21 2001-05-01 Digital Theater Systems, Inc. Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility
ID29908A (id) 2000-04-11 2001-10-25 Sony Corp Peranti transmisi data, peranti penerima data, metode pentransmisi data, metode penerima data, peranti perekam, peranti pemutar ulang, metode perekam dan metode pemutaran ulang
SE0202159D0 (sv) 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
US6895375B2 (en) * 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
KR100462615B1 (ko) * 2002-07-11 2004-12-20 삼성전자주식회사 적은 계산량으로 고주파수 성분을 복원하는 오디오 디코딩방법 및 장치
SG108862A1 (en) * 2002-07-24 2005-02-28 St Microelectronics Asia Method and system for parametric characterization of transient audio signals
US6999593B2 (en) * 2003-05-28 2006-02-14 Microsoft Corporation System and process for robust sound source localization
US7523032B2 (en) * 2003-12-19 2009-04-21 Nokia Corporation Speech coding method, device, coding module, system and software program product for pre-processing the phase structure of a to be encoded speech signal to match the phase structure of the decoded signal
KR20060132697A (ko) 2004-02-16 2006-12-21 코닌클리케 필립스 일렉트로닉스 엔.브이. 트랜스코더 및 트랜스코딩 방법
CA2992125C (en) * 2004-03-01 2018-09-25 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
US7630902B2 (en) * 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
US7539612B2 (en) * 2005-07-15 2009-05-26 Microsoft Corporation Coding and decoding scale factor information

Also Published As

Publication number Publication date
DE602005005083D1 (de) 2008-04-10
EP1909265B1 (de) 2013-06-19
US7974847B2 (en) 2011-07-05
EP1807824A1 (de) 2007-07-18
TW200629239A (en) 2006-08-16
US20060136229A1 (en) 2006-06-22
EP1909265A3 (de) 2011-09-07
EP1807824B1 (de) 2008-02-27
TWI330826B (en) 2010-09-21
EP1909265A2 (de) 2008-04-09
WO2006058590A1 (en) 2006-06-08
HK1106862A1 (en) 2008-03-20
SE0402651D0 (sv) 2004-11-02
DE602005005083T2 (de) 2009-03-26

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