HK1106862A1 - Interpolation and signalling of spacial reconstruction parameters for multichannel coding and decoding of audio sources - Google Patents

Interpolation and signalling of spacial reconstruction parameters for multichannel coding and decoding of audio sources

Info

Publication number
HK1106862A1
HK1106862A1 HK08100124A HK08100124A HK1106862A1 HK 1106862 A1 HK1106862 A1 HK 1106862A1 HK 08100124 A HK08100124 A HK 08100124A HK 08100124 A HK08100124 A HK 08100124A HK 1106862 A1 HK1106862 A1 HK 1106862A1
Authority
HK
Hong Kong
Prior art keywords
interpolation
spacial
signalling
decoding
information
Prior art date
Application number
HK08100124A
Other languages
English (en)
Inventor
Kjoerling Kristofer
Purnhagen Heiko
Roeden Jonas
Engdegard Jonas
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
Publication of HK1106862A1 publication Critical patent/HK1106862A1/xx

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Stereophonic System (AREA)
  • Television Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
HK08100124A 2004-11-02 2008-01-07 Interpolation and signalling of spacial reconstruction parameters for multichannel coding and decoding of audio sources HK1106862A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0402651A SE0402651D0 (sv) 2004-11-02 2004-11-02 Advanced methods for interpolation and parameter signalling
PCT/EP2005/011665 WO2006058590A1 (en) 2004-11-02 2005-10-31 Interpolation and signalling of spacial reconstruction parameters for multichannel coding and decoding of audio sources

Publications (1)

Publication Number Publication Date
HK1106862A1 true HK1106862A1 (en) 2008-03-20

Family

ID=33448767

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08100124A HK1106862A1 (en) 2004-11-02 2008-01-07 Interpolation and signalling of spacial reconstruction parameters for multichannel coding and decoding of audio sources

Country Status (8)

Country Link
US (1) US7974847B2 (sv)
EP (2) EP1807824B1 (sv)
AT (1) ATE387705T1 (sv)
DE (1) DE602005005083T2 (sv)
HK (1) HK1106862A1 (sv)
SE (1) SE0402651D0 (sv)
TW (1) TWI330826B (sv)
WO (1) WO2006058590A1 (sv)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101079066B1 (ko) 2004-03-01 2011-11-02 돌비 레버러토리즈 라이쎈싱 코오포레이션 멀티채널 오디오 코딩
JP4887288B2 (ja) * 2005-03-25 2012-02-29 パナソニック株式会社 音声符号化装置および音声符号化方法
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
EP3712888B1 (en) * 2007-03-30 2024-05-08 Electronics and Telecommunications Research Institute Apparatus and method for coding and decoding multi object audio signal with multi channel
US8983830B2 (en) * 2007-03-30 2015-03-17 Panasonic Intellectual Property Corporation Of America Stereo signal encoding device including setting of threshold frequencies and stereo signal encoding method including setting of threshold frequencies
WO2009049896A1 (en) * 2007-10-17 2009-04-23 Fraunhofer-Fesellschaft Zur Förderung Der Angewandten Forschung E.V. Audio coding using upmix
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
AU2009267543B2 (en) 2008-07-11 2013-01-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder and audio decoder
US8867752B2 (en) * 2008-07-30 2014-10-21 Orange Reconstruction of multi-channel audio data
EP2214161A1 (en) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for upmixing a downmix audio signal
TWI459375B (zh) * 2009-01-28 2014-11-01 Fraunhofer Ges Forschung 音訊編碼器、音訊解碼器、包含經編碼音訊資訊之數位儲存媒體、用以將音訊信號編碼及解碼之方法及電腦程式
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
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
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
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
US9715880B2 (en) 2013-02-21 2017-07-25 Dolby International Ab Methods for parametric multi-channel encoding
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 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for audio encoding and decoding for audio channels and audio objects
EP2830049A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for efficient object metadata coding
EP2830048A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for realizing a SAOC downmix of 3D audio content
EP3048609A4 (en) 2013-09-19 2017-05-03 Sony Corporation Encoding device and method, decoding device and method, and program
RU2642386C2 (ru) 2013-10-03 2018-01-24 Долби Лабораторис Лайсэнзин Корпорейшн Адаптивное генерирование рассеянного сигнала в повышающем микшере
JP6479786B2 (ja) * 2013-10-21 2019-03-06 ドルビー・インターナショナル・アーベー オーディオ信号のパラメトリック再構成
RU2667627C1 (ru) 2013-12-27 2018-09-21 Сони Корпорейшн Устройство и способ декодирования и программа
BR112016016808B1 (pt) * 2014-01-22 2021-02-23 Siemens Aktiengesellschaft entrada de medição digital, dispositivo de automação elétrica, e, método para processamento de valores de medição de entrada digital
US11205305B2 (en) 2014-09-22 2021-12-21 Samsung Electronics Company, Ltd. Presentation of three-dimensional video
US10547825B2 (en) * 2014-09-22 2020-01-28 Samsung Electronics Company, Ltd. Transmission of three-dimensional video
EP3210206B1 (en) * 2014-10-24 2018-12-05 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 (en) * 1987-07-21 1995-05-31 Matsushita Electric Industrial Co., Ltd. Signal encoding and decoding method and device
US5265219A (en) 1990-06-07 1993-11-23 Motorola, Inc. Speech encoder using a soft interpolation decision for spectral parameters
EP0810599B1 (en) * 1991-05-29 2003-11-26 Pacific Microsonics, Inc. Improvements in signal encode/decode systems
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
WO2005078707A1 (en) 2004-02-16 2005-08-25 Koninklijke Philips Electronics N.V. A transcoder and method of transcoding therefore
KR101079066B1 (ko) * 2004-03-01 2011-11-02 돌비 레버러토리즈 라이쎈싱 코오포레이션 멀티채널 오디오 코딩
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
US20060136229A1 (en) 2006-06-22
EP1807824A1 (en) 2007-07-18
TW200629239A (en) 2006-08-16
EP1807824B1 (en) 2008-02-27
US7974847B2 (en) 2011-07-05
TWI330826B (en) 2010-09-21
WO2006058590A1 (en) 2006-06-08
ATE387705T1 (de) 2008-03-15
EP1909265A3 (en) 2011-09-07
DE602005005083T2 (de) 2009-03-26
EP1909265A2 (en) 2008-04-09
SE0402651D0 (sv) 2004-11-02
EP1909265B1 (en) 2013-06-19
DE602005005083D1 (de) 2008-04-10

Similar Documents

Publication Publication Date Title
HK1106862A1 (en) Interpolation and signalling of spacial reconstruction parameters for multichannel coding and decoding of audio sources
ES2658824T3 (es) Configuración de envolvente temporal para codificación espacial de audio usando filtrado de Wiener de dominio de frecuencia
RU2367033C2 (ru) Многоканальное иерархическое аудиокодирование с компактной дополнительной информацией
HK1126888A1 (en) Enhanced coding and parameter representation of multichannel downmixed object coding
TW200641795A (en) Parametric coding of spatial audio with cues based on transmitted channels
TW200721111A (en) Audio coding
RU2008118333A (ru) Временное и пространственное генерирование многоканальных аудиосигналов
KR101346120B1 (ko) 오디오 인코딩 및 디코딩
EP2112652B1 (en) Apparatus and method for combining multiple parametrically coded audio sources
JP5269039B2 (ja) オーディオエンコード及びデコード
US9966080B2 (en) Audio object encoding and decoding
ATE536001T1 (de) Selektive verwendung mehrerer entropiemodelle bei der adaptiven kodierung und dekodierung
DE602005017660D1 (de) Audiokodierungsvorrichtung und audiokodierungsmethode
DE60318835D1 (de) Parametrische darstellung von raumklang
MY142581A (en) Compact side information for parametric coding of spatial audio
ES2641390T3 (es) Codificación y decodificación eficientes de una señal de audio multicanal con múltiples flujos secundarios
ES2320800T3 (es) Codificacion sin perdidas de informacion con velocidad de bits maxima garantizada.
DE602006014809D1 (de) Skalierbare mehrkanal-audiokodierung
RU2008127062A (ru) Декодирование бинауральных аудиосигналов
MY143234A (en) Enhanced method for signal shaping in multi-channel audio reconstruction
TW200636676A (en) Method for representing multi-channel audio signals
DE50202673D1 (de) Skalierbarer codierer und decodierer für einen skalierten datenstrom
KR102033985B1 (ko) 공간적 오디오 객체 코딩에 오디오 정보를 적응시키기 위한 장치 및 방법
US8626503B2 (en) Audio encoding and decoding
JP2005521921A (ja) 信号処理