ATE456261T1 - Audiokodierung und audiodekodierung - Google Patents

Audiokodierung und audiodekodierung

Info

Publication number
ATE456261T1
ATE456261T1 AT07705870T AT07705870T ATE456261T1 AT E456261 T1 ATE456261 T1 AT E456261T1 AT 07705870 T AT07705870 T AT 07705870T AT 07705870 T AT07705870 T AT 07705870T AT E456261 T1 ATE456261 T1 AT E456261T1
Authority
AT
Austria
Prior art keywords
signal
processor
spatial
channel
stereo
Prior art date
Application number
AT07705870T
Other languages
English (en)
Inventor
Dirk J Breebaart
Erik G P Schuijers
Arnoldus Oomen
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE456261T1 publication Critical patent/ATE456261T1/de

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S3/004—For headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT07705870T 2006-02-21 2007-02-13 Audiokodierung und audiodekodierung ATE456261T1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP06110231 2006-02-21
EP06110803 2006-03-07
EP06112104 2006-03-31
EP06119670 2006-08-29
PCT/IB2007/050473 WO2007096808A1 (en) 2006-02-21 2007-02-13 Audio encoding and decoding

Publications (1)

Publication Number Publication Date
ATE456261T1 true ATE456261T1 (de) 2010-02-15

Family

ID=38169667

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07705870T ATE456261T1 (de) 2006-02-21 2007-02-13 Audiokodierung und audiodekodierung

Country Status (12)

Country Link
US (4) US9009057B2 (de)
EP (1) EP1989920B1 (de)
JP (1) JP5081838B2 (de)
KR (1) KR101358700B1 (de)
CN (1) CN101390443B (de)
AT (1) ATE456261T1 (de)
BR (1) BRPI0707969B1 (de)
DE (1) DE602007004451D1 (de)
ES (1) ES2339888T3 (de)
PL (1) PL1989920T3 (de)
TW (1) TWI508578B (de)
WO (1) WO2007096808A1 (de)

Families Citing this family (104)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101390443B (zh) 2006-02-21 2010-12-01 皇家飞利浦电子股份有限公司 音频编码和解码
US8027479B2 (en) * 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
KR100987457B1 (ko) * 2006-09-29 2010-10-13 엘지전자 주식회사 오브젝트 기반 오디오 신호를 인코딩 및 디코딩하는 방법 및 장치
US8571875B2 (en) * 2006-10-18 2013-10-29 Samsung Electronics Co., Ltd. Method, medium, and apparatus encoding and/or decoding multichannel audio signals
WO2009046223A2 (en) * 2007-10-03 2009-04-09 Creative Technology Ltd Spatial audio analysis and synthesis for binaural reproduction and format conversion
WO2009046460A2 (en) * 2007-10-04 2009-04-09 Creative Technology Ltd Phase-amplitude 3-d stereo encoder and decoder
ES2461601T3 (es) 2007-10-09 2014-05-20 Koninklijke Philips N.V. Procedimiento y aparato para generar una señal de audio binaural
CN101578655B (zh) * 2007-10-16 2013-06-05 松下电器产业株式会社 流合成装置、解码装置、方法
US20090103737A1 (en) * 2007-10-22 2009-04-23 Kim Poong Min 3d sound reproduction apparatus using virtual speaker technique in plural channel speaker environment
US9031242B2 (en) * 2007-11-06 2015-05-12 Starkey Laboratories, Inc. Simulated surround sound hearing aid fitting system
JP2009128559A (ja) * 2007-11-22 2009-06-11 Casio Comput Co Ltd 残響効果付加装置
KR100954385B1 (ko) * 2007-12-18 2010-04-26 한국전자통신연구원 개인화된 머리전달함수를 이용한 3차원 오디오 신호 처리장치 및 그 방법과, 그를 이용한 고현장감 멀티미디어 재생시스템
JP2009206691A (ja) 2008-02-27 2009-09-10 Sony Corp 頭部伝達関数畳み込み方法および頭部伝達関数畳み込み装置
KR20090110242A (ko) * 2008-04-17 2009-10-21 삼성전자주식회사 오디오 신호를 처리하는 방법 및 장치
US9185500B2 (en) 2008-06-02 2015-11-10 Starkey Laboratories, Inc. Compression of spaced sources for hearing assistance devices
US8705751B2 (en) 2008-06-02 2014-04-22 Starkey Laboratories, Inc. Compression and mixing for hearing assistance devices
US9485589B2 (en) 2008-06-02 2016-11-01 Starkey Laboratories, Inc. Enhanced dynamics processing of streaming audio by source separation and remixing
ES2998032T3 (en) 2008-07-11 2025-02-18 Fraunhofer Ges Forschung Audio encoder and audio decoder
CN103634733B (zh) * 2008-07-31 2016-05-25 弗劳恩霍夫应用研究促进协会 双耳信号的信号生成
US9042558B2 (en) 2008-10-01 2015-05-26 Gvbb Holdings S.A.R.L. Decoding apparatus, decoding method, encoding apparatus, encoding method, and editing apparatus
EP2175670A1 (de) * 2008-10-07 2010-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Binaurale Aufbereitung eines Mehrkanal-Audiosignals
CN102440003B (zh) * 2008-10-20 2016-01-27 吉诺迪奥公司 音频空间化和环境仿真
CN102257562B (zh) * 2008-12-19 2013-09-11 杜比国际公司 用空间线索参数对多通道音频信号应用混响的方法和装置
JP5540581B2 (ja) * 2009-06-23 2014-07-02 ソニー株式会社 音声信号処理装置および音声信号処理方法
TWI433137B (zh) 2009-09-10 2014-04-01 Dolby Int Ab 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法
JP2011065093A (ja) * 2009-09-18 2011-03-31 Toshiba Corp オーディオ信号補正装置及びオーディオ信号補正方法
BR112012007138B1 (pt) * 2009-09-29 2021-11-30 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Decodificador de sinal de áudio, codificador de sinal de áudio, método para prover uma representação de mescla ascendente de sinal, método para prover uma representação de mescla descendente de sinal e fluxo de bits usando um valor de parâmetro comum de correlação intra- objetos
WO2011045506A1 (fr) * 2009-10-12 2011-04-21 France Telecom Traitement de donnees sonores encodees dans un domaine de sous-bandes
JP5752134B2 (ja) * 2009-10-15 2015-07-22 オランジュ 最適化された低スループットパラメトリック符号化／復号化
EP2323130A1 (de) * 2009-11-12 2011-05-18 Koninklijke Philips Electronics N.V. Parametrische Kodierung- und Dekodierung
EP2346028A1 (de) 2009-12-17 2011-07-20 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Vorrichtung und Verfahren zur Umwandlung eines ersten parametrisch beabstandeten Audiosignals in ein zweites parametrisch beabstandetes Audiosignal
CN102157150B (zh) 2010-02-12 2012-08-08 华为技术有限公司 立体声解码方法及装置
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
JP5533248B2 (ja) 2010-05-20 2014-06-25 ソニー株式会社 音声信号処理装置および音声信号処理方法
JP2012004668A (ja) 2010-06-14 2012-01-05 Sony Corp 頭部伝達関数生成装置、頭部伝達関数生成方法及び音声信号処理装置
KR101697550B1 (ko) * 2010-09-16 2017-02-02 삼성전자주식회사 멀티채널 오디오 대역폭 확장 장치 및 방법
AR084091A1 (es) 2010-12-03 2013-04-17 Fraunhofer Ges Forschung Adquisicion de sonido mediante la extraccion de informacion geometrica de estimativos de direccion de llegada
FR2976759B1 (fr) * 2011-06-16 2013-08-09 Jean Luc Haurais Procede de traitement d'un signal audio pour une restitution amelioree.
CN102395070B (zh) * 2011-10-11 2014-05-14 美特科技(苏州)有限公司 双耳录音耳机
EP2807833A2 (de) * 2012-01-23 2014-12-03 Koninklijke Philips N.V. Audiowiedergabesystem und verfahren dafür
US9436929B2 (en) * 2012-01-24 2016-09-06 Verizon Patent And Licensing Inc. Collaborative event playlist systems and methods
WO2013111038A1 (en) * 2012-01-24 2013-08-01 Koninklijke Philips N.V. Generation of a binaural signal
US9510124B2 (en) * 2012-03-14 2016-11-29 Harman International Industries, Incorporated Parametric binaural headphone rendering
US10083700B2 (en) 2012-07-02 2018-09-25 Sony Corporation Decoding device, decoding method, encoding device, encoding method, and program
BR112014004128A2 (pt) * 2012-07-02 2017-03-21 Sony Corp dispositivo e método de decodificação, dispositivo e método de codificação, e, programa
ES2610223T3 (es) 2012-09-12 2017-04-26 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y método para proveer funciones mejoradas de mezcla descendente guiada para audio 3D
EP2941770B1 (de) * 2013-01-04 2017-08-30 Huawei Technologies Co., Ltd. Verfahren zur bestimmung eines stereosignals
JP6328662B2 (ja) * 2013-01-15 2018-05-23 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． バイノーラルのオーディオ処理
CN104919820B (zh) 2013-01-17 2017-04-26 皇家飞利浦有限公司 双耳音频处理
CN103152500B (zh) * 2013-02-21 2015-06-24 黄文明 多方通话中回音消除方法
WO2014171791A1 (ko) 2013-04-19 2014-10-23 한국전자통신연구원 다채널 오디오 신호 처리 장치 및 방법
US10075795B2 (en) 2013-04-19 2018-09-11 Electronics And Telecommunications Research Institute Apparatus and method for processing multi-channel audio signal
US9445197B2 (en) 2013-05-07 2016-09-13 Bose Corporation Signal processing for a headrest-based audio system
GB2515089A (en) * 2013-06-14 2014-12-17 Nokia Corp Audio Processing
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
US9319819B2 (en) * 2013-07-25 2016-04-19 Etri Binaural rendering method and apparatus for decoding multi channel audio
TWI671734B (zh) 2013-09-12 2019-09-11 瑞典商杜比國際公司 在包含三個音訊聲道的多聲道音訊系統中之解碼方法、編碼方法、解碼裝置及編碼裝置、包含用於執行解碼方法及編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、包含解碼裝置及編碼裝置的音訊系統
EP4120699A1 (de) 2013-09-17 2023-01-18 Wilus Institute of Standards and Technology Inc. Verfahren und vorrichtung zur verarbeitung von multimediasignalen
US10204630B2 (en) 2013-10-22 2019-02-12 Electronics And Telecommunications Research Instit Ute Method for generating filter for audio signal and parameterizing device therefor
WO2015068756A1 (ja) * 2013-11-11 2015-05-14 シャープ株式会社 イヤホンシステム
JP6151866B2 (ja) * 2013-12-23 2017-06-21 ウィルス インスティテュート オブ スタンダーズ アンド テクノロジー インコーポレイティド オーディオ信号のフィルタ生成方法およびそのためのパラメータ化装置
CN106105269B (zh) 2014-03-19 2018-06-19 韦勒斯标准与技术协会公司 音频信号处理方法和设备
KR102343453B1 (ko) 2014-03-28 2021-12-27 삼성전자주식회사 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
EP3128766A4 (de) 2014-04-02 2018-01-03 Wilus Institute of Standards and Technology Inc. Verfahren und vorrichtung zur verarbeitung von tonsignalen
US9560467B2 (en) * 2014-11-11 2017-01-31 Google Inc. 3D immersive spatial audio systems and methods
CN107113524B (zh) * 2014-12-04 2020-01-03 高迪音频实验室公司 反映个人特性的双耳音频信号处理方法和设备
WO2016108655A1 (ko) 2014-12-31 2016-07-07 한국전자통신연구원 다채널 오디오 신호의 인코딩 방법 및 상기 인코딩 방법을 수행하는 인코딩 장치, 그리고, 다채널 오디오 신호의 디코딩 방법 및 상기 디코딩 방법을 수행하는 디코딩 장치
KR20160081844A (ko) * 2014-12-31 2016-07-08 한국전자통신연구원 다채널 오디오 신호의 인코딩 방법 및 상기 인코딩 방법을 수행하는 인코딩 장치, 그리고, 다채널 오디오 신호의 디코딩 방법 및 상기 디코딩 방법을 수행하는 디코딩 장치
US9460727B1 (en) * 2015-07-01 2016-10-04 Gopro, Inc. Audio encoder for wind and microphone noise reduction in a microphone array system
US9613628B2 (en) 2015-07-01 2017-04-04 Gopro, Inc. Audio decoder for wind and microphone noise reduction in a microphone array system
EP3342186B1 (de) * 2015-08-25 2023-03-29 Dolby International AB Metadatensystem und verfahren für wiedergabetransformationen
KR102636424B1 (ko) 2015-09-25 2024-02-15 보이세지 코포레이션 스테레오 사운드 신호의 좌측 및 우측 채널들을 디코딩하는 방법 및 시스템
US12125492B2 (en) 2015-09-25 2024-10-22 Voiceage Coproration Method and system for decoding left and right channels of a stereo sound signal
BR112018007172B1 (pt) 2015-10-08 2023-05-16 Dolby International Ab Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro
US9734686B2 (en) * 2015-11-06 2017-08-15 Blackberry Limited System and method for enhancing a proximity warning sound
US9749766B2 (en) * 2015-12-27 2017-08-29 Philip Scott Lyren Switching binaural sound
DK3406088T3 (da) * 2016-01-19 2022-04-25 Sphereo Sound Ltd Syntese af signaler til immersiv lydgengivelse
KR102881405B1 (ko) 2016-01-27 2025-11-06 돌비 레버러토리즈 라이쎈싱 코오포레이션 음향 환경 시뮬레이션
US11234072B2 (en) 2016-02-18 2022-01-25 Dolby Laboratories Licensing Corporation Processing of microphone signals for spatial playback
WO2017143003A1 (en) * 2016-02-18 2017-08-24 Dolby Laboratories Licensing Corporation Processing of microphone signals for spatial playback
JP2019518373A (ja) 2016-05-06 2019-06-27 ディーティーエス・インコーポレイテッドＤＴＳ，Ｉｎｃ． 没入型オーディオ再生システム
US9913061B1 (en) 2016-08-29 2018-03-06 The Directv Group, Inc. Methods and systems for rendering binaural audio content
WO2018086947A1 (en) 2016-11-08 2018-05-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multichannel signal using a side gain and a residual gain
US10979844B2 (en) 2017-03-08 2021-04-13 Dts, Inc. Distributed audio virtualization systems
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
GB2563635A (en) 2017-06-21 2018-12-26 Nokia Technologies Oy Recording and rendering audio signals
US11089425B2 (en) * 2017-06-27 2021-08-10 Lg Electronics Inc. Audio playback method and audio playback apparatus in six degrees of freedom environment
US11004457B2 (en) * 2017-10-18 2021-05-11 Htc Corporation Sound reproducing method, apparatus and non-transitory computer readable storage medium thereof
US10504529B2 (en) 2017-11-09 2019-12-10 Cisco Technology, Inc. Binaural audio encoding/decoding and rendering for a headset
EP4513483A1 (de) 2018-04-11 2025-02-26 Dolby International AB Verfahren, vorrichtung und systeme zur 6dof-audiowiedergabe und datendarstellungen sowie bitstromstrukturen zur 6dof-audiowiedergabe
GB2575305A (en) * 2018-07-05 2020-01-08 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
EP4498706A3 (de) 2018-10-24 2025-04-02 Otto Engineering Inc. Richtungsbewusstsein-audiokommunikationssystem
CN111107481B (zh) * 2018-10-26 2021-06-22 华为技术有限公司 一种音频渲染方法及装置
TWI859173B (zh) 2018-12-28 2024-10-21 日商索尼股份有限公司 資訊處理裝置、資訊處理方法及資訊處理程式
EP3719799A1 (de) * 2019-04-04 2020-10-07 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Mehrkanaliger audiocodierer, decodierer, verfahren und computerprogramm zum umschalten zwischen einem parametrischen mehrkanalbetrieb und einem einzelkanalbetrieb
US12183351B2 (en) 2019-09-23 2024-12-31 Dolby Laboratories Licensing Corporation Audio encoding/decoding with transform parameters
GB2589321A (en) * 2019-11-25 2021-06-02 Nokia Technologies Oy Converting binaural signals to stereo audio signals
CN111031467A (zh) * 2019-12-27 2020-04-17 中航华东光电（上海）有限公司 一种hrir前后方位增强方法
WO2022010454A1 (en) * 2020-07-06 2022-01-13 Hewlett-Packard Development Company, L.P. Binaural down-mixing of audio signals
CN111885414B (zh) * 2020-07-24 2023-03-21 腾讯科技（深圳）有限公司 一种数据处理方法、装置、设备及可读存储介质
US11736886B2 (en) * 2021-08-09 2023-08-22 Harman International Industries, Incorporated Immersive sound reproduction using multiple transducers
US12003949B2 (en) 2022-01-19 2024-06-04 Meta Platforms Technologies, Llc Modifying audio data transmitted to a receiving device to account for acoustic parameters of a user of the receiving device

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69428939T2 (de) * 1993-06-22 2002-04-04 Deutsche Thomson-Brandt Gmbh Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix
US6128597A (en) * 1996-05-03 2000-10-03 Lsi Logic Corporation Audio decoder with a reconfigurable downmixing/windowing pipeline and method therefor
US5946352A (en) * 1997-05-02 1999-08-31 Texas Instruments Incorporated Method and apparatus for downmixing decoded data streams in the frequency domain prior to conversion to the time domain
US6122619A (en) * 1998-06-17 2000-09-19 Lsi Logic Corporation Audio decoder with programmable downmixing of MPEG/AC-3 and method therefor
JP4499206B2 (ja) * 1998-10-30 2010-07-07 ソニー株式会社 オーディオ処理装置及びオーディオ再生方法
KR100416757B1 (ko) * 1999-06-10 2004-01-31 삼성전자주식회사 위치 조절이 가능한 가상 음상을 이용한 스피커 재생용 다채널오디오 재생 장치 및 방법
JP2001057699A (ja) * 1999-06-11 2001-02-27 Pioneer Electronic Corp オーディオ装置
US7236838B2 (en) * 2000-08-29 2007-06-26 Matsushita Electric Industrial Co., Ltd. Signal processing apparatus, signal processing method, program and recording medium
US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
US7583805B2 (en) * 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
WO2002101728A1 (es) 2001-06-11 2002-12-19 Lear Automotive (Eeds) Spain, S.L. Metodo y sistema para cancelacion de exos y ruidos en entornos con condiciones acusticas variables y altamente realimentados
JP4714415B2 (ja) * 2002-04-22 2011-06-29 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 パラメータによるマルチチャンネルオーディオ表示
AU2003264750A1 (en) * 2002-05-03 2003-11-17 Harman International Industries, Incorporated Multi-channel downmixing device
JP3902065B2 (ja) * 2002-05-10 2007-04-04 パイオニア株式会社 サラウンドヘッドホン出力信号生成装置
US7489792B2 (en) * 2002-09-23 2009-02-10 Koninklijke Philips Electronics N.V. Generation of a sound signal
JP2004128854A (ja) * 2002-10-02 2004-04-22 Matsushita Electric Ind Co Ltd 音響再生装置
EP1568010B1 (de) * 2002-11-28 2006-12-13 Koninklijke Philips Electronics N.V. Audiosignalkodierung
KR101049751B1 (ko) * 2003-02-11 2011-07-19 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 코딩
JP4124702B2 (ja) * 2003-06-11 2008-07-23 日本放送協会 立体音響信号符号化装置、立体音響信号符号化方法および立体音響信号符号化プログラム
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
TWI233091B (en) * 2003-11-18 2005-05-21 Ali Corp Audio mixing output device and method for dynamic range control
JP4271588B2 (ja) * 2004-01-08 2009-06-03 シャープ株式会社 ディジタルデータの符号化方法および符号化装置
US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
CN1906664A (zh) * 2004-02-25 2007-01-31 松下电器产业株式会社 音频编码器和音频解码器
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
EP1735779B1 (de) * 2004-04-05 2013-06-19 Koninklijke Philips Electronics N.V. Codierer, decodierer, deren verfahren und dazugehöriges audiosystem
KR100636145B1 (ko) * 2004-06-04 2006-10-18 삼성전자주식회사 확장된 고해상도 오디오 신호 부호화 및 복호화 장치
US20050273324A1 (en) * 2004-06-08 2005-12-08 Expamedia, Inc. System for providing audio data and providing method thereof
JP2005352396A (ja) 2004-06-14 2005-12-22 Matsushita Electric Ind Co Ltd 音響信号符号化装置および音響信号復号装置
KR100644617B1 (ko) * 2004-06-16 2006-11-10 삼성전자주식회사 7.1 채널 오디오 재생 방법 및 장치
US7391870B2 (en) * 2004-07-09 2008-06-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V Apparatus and method for generating a multi-channel output signal
EP2175671B1 (de) * 2004-07-14 2012-05-09 Koninklijke Philips Electronics N.V. Verfahren, vorrichtung, kodierer, dekodierer und audiosystem
WO2006011367A1 (ja) * 2004-07-30 2006-02-02 Matsushita Electric Industrial Co., Ltd. オーディオ信号符号化装置および復号化装置
US7451325B2 (en) * 2004-08-02 2008-11-11 At&T Intellectual Property I, L.P. Methods, systems and computer program products for detecting tampering of electronic equipment by varying a verification process
GB0419346D0 (en) * 2004-09-01 2004-09-29 Smyth Stephen M F Method and apparatus for improved headphone virtualisation
US7720230B2 (en) * 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
US20060106620A1 (en) * 2004-10-28 2006-05-18 Thompson Jeffrey K Audio spatial environment down-mixer
SE0402650D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Improved parametric stereo compatible coding of spatial audio
SE0402649D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods of creating orthogonal signals
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
JP4258471B2 (ja) * 2005-01-13 2009-04-30 セイコーエプソン株式会社 時刻誤差情報提供システム、端末装置、端末装置の制御方法、端末装置の制御プログラム、端末装置の制御プログラムを記録したコンピュータ読み取り可能な記録媒体
US7961890B2 (en) * 2005-04-15 2011-06-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Multi-channel hierarchical audio coding with compact side information
JP5587551B2 (ja) 2005-09-13 2014-09-10 コーニンクレッカ フィリップス エヌ ヴェ オーディオ符号化
US8243969B2 (en) 2005-09-13 2012-08-14 Koninklijke Philips Electronics N.V. Method of and device for generating and processing parameters representing HRTFs
WO2007080211A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
CN101390443B (zh) 2006-02-21 2010-12-01 皇家飞利浦电子股份有限公司 音频编码和解码
US7876904B2 (en) * 2006-07-08 2011-01-25 Nokia Corporation Dynamic decoding of binaural audio signals
JP2008056018A (ja) 2006-08-30 2008-03-13 Daikyo Nishikawa Kk フロアコンソール
KR100873072B1 (ko) * 2006-08-31 2008-12-09 삼성모바일디스플레이주식회사 발광제어구동부 및 그를 이용한 유기전계발광표시장치

Also Published As

Publication number Publication date
EP1989920A1 (de) 2008-11-12
US9009057B2 (en) 2015-04-14
BRPI0707969A2 (pt) 2011-05-17
TWI508578B (zh) 2015-11-11
KR20080107422A (ko) 2008-12-10
ES2339888T3 (es) 2010-05-26
JP2009527970A (ja) 2009-07-30
JP5081838B2 (ja) 2012-11-28
US20150213807A1 (en) 2015-07-30
WO2007096808A1 (en) 2007-08-30
TW200738038A (en) 2007-10-01
PL1989920T3 (pl) 2010-07-30
BRPI0707969B1 (pt) 2020-01-21
CN101390443B (zh) 2010-12-01
US12165656B2 (en) 2024-12-10
CN101390443A (zh) 2009-03-18
US20200335115A1 (en) 2020-10-22
KR101358700B1 (ko) 2014-02-07
US20180151185A1 (en) 2018-05-31
US10741187B2 (en) 2020-08-11
US20090043591A1 (en) 2009-02-12
US9865270B2 (en) 2018-01-09
EP1989920B1 (de) 2010-01-20
DE602007004451D1 (de) 2010-03-11

Similar Documents

Publication Publication Date Title
ATE456261T1 (de) Audiokodierung und audiodekodierung
JP6982113B2 (ja) 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
US10770080B2 (en) Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension
CN103890841B (zh) 音频对象编码和解码
CN101326726B (zh) 对多声道音频信号进行编码/解码的系统和方法
KR101218777B1 (ko) 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
CN105556596B (zh) 使用基于残差信号调整解相关信号贡献的多声道音频解码器、多声道音频编码器、方法和数据载体
EP2088580B1 (de) Audiodecodierung
DE602006002501D1 (de) Audiokodierung und audiodekodierung
RU2010152580A (ru) Устройство параметрического стереофонического повышающего микширования, параметрический стереофонический декодер, устройство параметрического стереофонического понижающего микширования, параметрический стереофонический кодер
RU2017108988A (ru) Усовершенствованное стереофоническое кодирование на основе комбинации адаптивно выбираемого левого/правого или среднего/побочного стереофонического кодирования и параметрического стереофонического кодирования
ATE473502T1 (de) Mehrkanal-audiocodierung
JP2011522472A5 (de)
JP2009512892A5 (de)
TW201120874A (en) Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value
JP2009524103A5 (de)
CA2645911A1 (en) Method for encoding and decoding object-based audio signal and apparatus thereof
MX2010003807A (es) Metodo y aparato para generar una señal de audio binaural.
TW201517021A (zh) 演示器控制的空間升混合
RU2609097C2 (ru) Устройство и способы для адаптации аудиоинформации при пространственном кодировании аудиообъектов
US8626503B2 (en) Audio encoding and decoding
US20070160236A1 (en) Audio signal encoding device, audio signal decoding device, and method and program thereof
HK40102757A (en) Method and apparatus for encoding and decoding an ambisonics representation of a 2- or 3-dimensional sound field
HK40102757B (en) Method and apparatus for encoding and decoding an ambisonics representation of a 2- or 3-dimensional sound field
HK40066015B (en) Method and apparatus for encoding and decoding an ambisonics representation of a 2- or 3-dimensional sound field

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties