JP2005229612A5 - - Google Patents

Download PDF

Info

Publication number
JP2005229612A5
JP2005229612A5 JP2005033717A JP2005033717A JP2005229612A5 JP 2005229612 A5 JP2005229612 A5 JP 2005229612A5 JP 2005033717 A JP2005033717 A JP 2005033717A JP 2005033717 A JP2005033717 A JP 2005033717A JP 2005229612 A5 JP2005229612 A5 JP 2005229612A5
Authority
JP
Japan
Prior art keywords
signals
generate
spread
input
input channel
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.)
Granted
Application number
JP2005033717A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005229612A (ja
JP4874555B2 (ja
Filing date
Publication date
Priority claimed from US10/815,591 external-priority patent/US7583805B2/en
Application filed filed Critical
Publication of JP2005229612A publication Critical patent/JP2005229612A/ja
Publication of JP2005229612A5 publication Critical patent/JP2005229612A5/ja
Application granted granted Critical
Publication of JP4874555B2 publication Critical patent/JP4874555B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2005033717A 2004-02-12 2005-02-10 聴覚情景の後部残響音ベースの合成 Expired - Lifetime JP4874555B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US54428704P 2004-02-12 2004-02-12
US60/544287 2004-02-12
US10/815,591 US7583805B2 (en) 2004-02-12 2004-04-01 Late reverberation-based synthesis of auditory scenes
US10/815591 2004-04-01

Publications (3)

Publication Number Publication Date
JP2005229612A JP2005229612A (ja) 2005-08-25
JP2005229612A5 true JP2005229612A5 (enExample) 2007-11-01
JP4874555B2 JP4874555B2 (ja) 2012-02-15

Family

ID=34704408

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005033717A Expired - Lifetime JP4874555B2 (ja) 2004-02-12 2005-02-10 聴覚情景の後部残響音ベースの合成

Country Status (6)

Country Link
US (1) US7583805B2 (enExample)
EP (1) EP1565036B1 (enExample)
JP (1) JP4874555B2 (enExample)
KR (1) KR101184568B1 (enExample)
CN (1) CN1655651B (enExample)
DE (1) DE602005053100C5 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8160258B2 (en) 2006-02-07 2012-04-17 Lg Electronics Inc. Apparatus and method for encoding/decoding signal
US8351611B2 (en) 2006-01-19 2013-01-08 Lg Electronics Inc. Method and apparatus for processing a media signal

Families Citing this family (126)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7240001B2 (en) 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US7502743B2 (en) 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
ATE390683T1 (de) * 2004-03-01 2008-04-15 Dolby Lab Licensing Corp Mehrkanalige audiocodierung
US20090299756A1 (en) * 2004-03-01 2009-12-03 Dolby Laboratories Licensing Corporation Ratio of speech to non-speech audio such as for elderly or hearing-impaired listeners
SE0400998D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
CN1922655A (zh) * 2004-07-06 2007-02-28 松下电器产业株式会社 音频信号编码装置、音频信号解码装置、方法及程序
ES2333137T3 (es) * 2004-07-14 2010-02-17 Koninklijke Philips Electronics N.V. Conversion de canal de audio.
TWI393121B (zh) * 2004-08-25 2013-04-11 杜比實驗室特許公司 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式
DE102004042819A1 (de) * 2004-09-03 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals
JP4892184B2 (ja) * 2004-10-14 2012-03-07 パナソニック株式会社 音響信号符号化装置及び音響信号復号装置
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
KR101315077B1 (ko) * 2005-03-30 2013-10-08 코닌클리케 필립스 일렉트로닉스 엔.브이. 멀티-채널 오디오 데이터를 인코딩 및 디코딩하기 위한 방법, 및 인코더들 및 디코더들
US7991610B2 (en) * 2005-04-13 2011-08-02 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Adaptive grouping of parameters for enhanced coding efficiency
US20060235683A1 (en) * 2005-04-13 2006-10-19 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Lossless encoding of information with guaranteed maximum bitrate
WO2006126844A2 (en) * 2005-05-26 2006-11-30 Lg Electronics Inc. Method and apparatus for decoding an audio signal
JP5118022B2 (ja) 2005-05-26 2013-01-16 エルジー エレクトロニクス インコーポレイティド オーディオ信号の符号化／復号化方法及び符号化／復号化装置
JP4988716B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
US8214221B2 (en) 2005-06-30 2012-07-03 Lg Electronics Inc. Method and apparatus for decoding an audio signal and identifying information included in the audio signal
US8494667B2 (en) * 2005-06-30 2013-07-23 Lg Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
EP1913576A2 (en) * 2005-06-30 2008-04-23 LG Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
TWI396188B (zh) * 2005-08-02 2013-05-11 Dolby Lab Licensing Corp 依聆聽事件之函數控制空間音訊編碼參數的技術
CA2620627C (en) 2005-08-30 2011-03-15 Lg Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
JP4568363B2 (ja) 2005-08-30 2010-10-27 エルジー エレクトロニクス インコーポレイティド オーディオ信号デコーディング方法及びその装置
US7788107B2 (en) 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
US8577483B2 (en) 2005-08-30 2013-11-05 Lg Electronics, Inc. Method for decoding an audio signal
EP1761110A1 (en) 2005-09-02 2007-03-07 Ecole Polytechnique Fédérale de Lausanne Method to generate multi-channel audio signals from stereo signals
CN101253556B (zh) 2005-09-02 2011-06-22 松下电器产业株式会社 能量整形装置以及能量整形方法
KR101562379B1 (ko) * 2005-09-13 2015-10-22 코닌클리케 필립스 엔.브이. 공간 디코더 유닛 및 한 쌍의 바이노럴 출력 채널들을 생성하기 위한 방법
EP1927265A2 (en) * 2005-09-13 2008-06-04 Koninklijke Philips Electronics N.V. A method of and a device for generating 3d sound
US20080221907A1 (en) * 2005-09-14 2008-09-11 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
KR100857105B1 (ko) * 2005-09-14 2008-09-05 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
CN101341533B (zh) * 2005-09-14 2012-04-18 Lg电子株式会社 解码音频信号的方法和装置
US8090587B2 (en) * 2005-09-27 2012-01-03 Lg Electronics Inc. Method and apparatus for encoding/decoding multi-channel audio signal
US7696907B2 (en) 2005-10-05 2010-04-13 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7646319B2 (en) 2005-10-05 2010-01-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7751485B2 (en) 2005-10-05 2010-07-06 Lg Electronics Inc. Signal processing using pilot based coding
US7672379B2 (en) 2005-10-05 2010-03-02 Lg Electronics Inc. Audio signal processing, encoding, and decoding
KR100878833B1 (ko) 2005-10-05 2009-01-14 엘지전자 주식회사 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치
WO2007040357A1 (en) 2005-10-05 2007-04-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7974713B2 (en) * 2005-10-12 2011-07-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Temporal and spatial shaping of multi-channel audio signals
JP5507844B2 (ja) * 2005-10-20 2014-05-28 エルジー エレクトロニクス インコーポレイティド マルチチャンネルオーディオ信号の符号化及び復号化方法とその装置
US7716043B2 (en) 2005-10-24 2010-05-11 Lg Electronics Inc. Removing time delays in signal paths
US20070135952A1 (en) * 2005-12-06 2007-06-14 Dts, Inc. Audio channel extraction using inter-channel amplitude spectra
WO2007080225A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
DE602006016017D1 (de) * 2006-01-09 2010-09-16 Nokia Corp Steuerung der dekodierung binauraler audiosignale
WO2007080211A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
US7752053B2 (en) 2006-01-13 2010-07-06 Lg Electronics Inc. Audio signal processing using pilot based coding
JP5161109B2 (ja) * 2006-01-19 2013-03-13 エルジー エレクトロニクス インコーポレイティド 信号デコーディング方法及び装置
US7831434B2 (en) * 2006-01-20 2010-11-09 Microsoft Corporation Complex-transform channel coding with extended-band frequency coding
CN101410891A (zh) * 2006-02-03 2009-04-15 韩国电子通信研究院 使用空间线索控制多目标或多声道音频信号的渲染的方法和装置
CN101385075B (zh) * 2006-02-07 2015-04-22 Lg电子株式会社 用于编码/解码信号的装置和方法
KR20080093422A (ko) * 2006-02-09 2008-10-21 엘지전자 주식회사 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치
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
US7991494B2 (en) * 2006-02-23 2011-08-02 Lg Electronics Inc. Method and apparatus for processing an audio signal
KR100754220B1 (ko) * 2006-03-07 2007-09-03 삼성전자주식회사 Ｍｐｅｇ 서라운드를 위한 바이노럴 디코더 및 그 디코딩방법
TWI340600B (en) * 2006-03-30 2011-04-11 Lg Electronics Inc Method for processing an audio signal, method of encoding an audio signal and apparatus thereof
ATE527833T1 (de) 2006-05-04 2011-10-15 Lg Electronics Inc Verbesserung von stereo-audiosignalen mittels neuabmischung
USRE50721E1 (en) * 2006-07-07 2025-12-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Concept for combining multiple parametrically coded audio sources
US7876904B2 (en) * 2006-07-08 2011-01-25 Nokia Corporation Dynamic decoding of binaural audio signals
US20080235006A1 (en) * 2006-08-18 2008-09-25 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
WO2008032255A2 (en) * 2006-09-14 2008-03-20 Koninklijke Philips Electronics N.V. Sweet spot manipulation for a multi-channel signal
MX2008012315A (es) * 2006-09-29 2008-10-10 Lg Electronics Inc Metodos y aparatos para codificar y descodificar señales de audio basados en objeto.
US20080085008A1 (en) * 2006-10-04 2008-04-10 Earl Corban Vickers Frequency Domain Reverberation Method and Device
JP5232791B2 (ja) 2006-10-12 2013-07-10 エルジー エレクトロニクス インコーポレイティド ミックス信号処理装置及びその方法
WO2008060111A1 (en) 2006-11-15 2008-05-22 Lg Electronics Inc. A method and an apparatus for decoding an audio signal
WO2008069593A1 (en) 2006-12-07 2008-06-12 Lg Electronics Inc. A method and an apparatus for processing an audio signal
EP2102855A4 (en) 2006-12-07 2010-07-28 Lg Electronics Inc METHOD AND APPARATUS FOR DECODING AUDIO SIGNAL
RU2466469C2 (ru) * 2007-01-10 2012-11-10 Конинклейке Филипс Электроникс Н.В. Аудиодекодер
US8520873B2 (en) * 2008-10-20 2013-08-27 Jerry Mahabub Audio spatialization and environment simulation
US9197977B2 (en) * 2007-03-01 2015-11-24 Genaudio, Inc. Audio spatialization and environment simulation
US8908873B2 (en) * 2007-03-21 2014-12-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
US9015051B2 (en) * 2007-03-21 2015-04-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Reconstruction of audio channels with direction parameters indicating direction of origin
GB2453117B (en) * 2007-09-25 2012-05-23 Motorola Mobility Inc Apparatus and method for encoding a multi channel audio signal
KR101146841B1 (ko) * 2007-10-09 2012-05-17 돌비 인터네셔널 에이비 바이노럴 오디오 신호를 생성하기 위한 방법 및 장치
JPWO2009050896A1 (ja) * 2007-10-16 2011-02-24 パナソニック株式会社 ストリーム合成装置、復号装置、方法
CN101149925B (zh) * 2007-11-06 2011-02-16 武汉大学 一种用于参数立体声编码的空间参数选取方法
US8548615B2 (en) * 2007-11-27 2013-10-01 Nokia Corporation Encoder
EP2238589B1 (en) * 2007-12-09 2017-10-25 LG Electronics Inc. A method and an apparatus for processing a signal
WO2009075241A1 (en) * 2007-12-12 2009-06-18 Canon Kabushiki Kaisha Image capturing apparatus
CN101594186B (zh) * 2008-05-28 2013-01-16 华为技术有限公司 双通道信号编码中生成单通道信号的方法和装置
US8355921B2 (en) * 2008-06-13 2013-01-15 Nokia Corporation Method, apparatus and computer program product for providing improved audio processing
JP5169584B2 (ja) * 2008-07-29 2013-03-27 ヤマハ株式会社 インパルス応答加工装置、残響付与装置およびプログラム
KR101392546B1 (ko) * 2008-09-11 2014-05-08 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 마이크로폰 신호를 기반으로 공간 큐의 세트를 제공하는 장치, 방법 및 컴퓨터 프로그램과, 2채널 오디오 신호 및 공간 큐의 세트를 제공하는 장치
TWI475896B (zh) * 2008-09-25 2015-03-01 Dolby Lab Licensing Corp 單音相容性及揚聲器相容性之立體聲濾波器
US20100119075A1 (en) * 2008-11-10 2010-05-13 Rensselaer Polytechnic Institute Spatially enveloping reverberation in sound fixing, processing, and room-acoustic simulations using coded sequences
TWI449442B (zh) 2009-01-14 2014-08-11 Dolby Lab Licensing Corp 用於無回授之頻域主動矩陣解碼的方法與系統
EP2214162A1 (en) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Upmixer, method and computer program for upmixing a downmix audio signal
KR101805212B1 (ko) 2009-08-14 2017-12-05 디티에스 엘엘씨 객체-지향 오디오 스트리밍 시스템
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
CN102667918B (zh) * 2009-10-21 2015-08-12 弗兰霍菲尔运输应用研究公司 用于使音频信号混响的混响器和方法
KR101086304B1 (ko) * 2009-11-30 2011-11-23 한국과학기술연구원 로봇 플랫폼에 의해 발생한 반사파 제거 신호처리 장치 및 방법
CN102859590B (zh) * 2010-02-24 2015-08-19 弗劳恩霍夫应用研究促进协会 产生增强下混频信号的装置、产生增强下混频信号的方法以及计算机程序
JP5361766B2 (ja) * 2010-02-26 2013-12-04 日本電信電話株式会社 音信号擬似定位システム、方法及びプログラム
JP5308376B2 (ja) * 2010-02-26 2013-10-09 日本電信電話株式会社 音信号擬似定位システム、方法、音信号擬似定位復号装置及びプログラム
US8762158B2 (en) * 2010-08-06 2014-06-24 Samsung Electronics Co., Ltd. Decoding method and decoding apparatus therefor
TWI516138B (zh) 2010-08-24 2016-01-01 杜比國際公司 從二聲道音頻訊號決定參數式立體聲參數之系統與方法及其電腦程式產品
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
GB2484140B (en) 2010-10-01 2017-07-12 Asio Ltd Data communication system
CN102844808B (zh) * 2010-11-03 2016-01-13 华为技术有限公司 用于编码多通道音频信号的参数编码器
EP2671221B1 (en) * 2011-02-03 2017-02-01 Telefonaktiebolaget LM Ericsson (publ) Determining the inter-channel time difference of a multi-channel audio signal
EP2541542A1 (en) * 2011-06-27 2013-01-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for determining a measure for a perceived level of reverberation, audio processor and method for processing a signal
US9165558B2 (en) 2011-03-09 2015-10-20 Dts Llc System for dynamically creating and rendering audio objects
US9131313B1 (en) * 2012-02-07 2015-09-08 Star Co. System and method for audio reproduction
JP5724044B2 (ja) * 2012-02-17 2015-05-27 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 多重チャネル・オーディオ信号の符号化のためのパラメトリック型符号化装置
CN104885482A (zh) * 2012-12-25 2015-09-02 株式会社欧声帝科国际 声场调整滤波器及声场调整装置以及声场调整方法
EP2981960B1 (en) 2013-04-05 2019-03-13 Dolby International AB Stereo audio encoder and decoder
US9558785B2 (en) 2013-04-05 2017-01-31 Dts, Inc. Layered audio coding and transmission
EP2840811A1 (en) 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for processing an audio signal; signal processing unit, binaural renderer, audio encoder and audio decoder
CN107835483B (zh) 2014-01-03 2020-07-28 杜比实验室特许公司 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN104768121A (zh) 2014-01-03 2015-07-08 杜比实验室特许公司 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
KR101856540B1 (ko) * 2014-04-02 2018-05-11 주식회사 윌러스표준기술연구소 오디오 신호 처리 방법 및 장치
EP2942981A1 (en) 2014-05-05 2015-11-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. System, apparatus and method for consistent acoustic scene reproduction based on adaptive functions
EP3143779B1 (en) * 2014-05-13 2020-10-07 Fraunhofer Gesellschaft zur Förderung der Angewand Apparatus and method for edge fading amplitude panning
US20170208415A1 (en) * 2014-07-23 2017-07-20 Pcms Holdings, Inc. System and method for determining audio context in augmented-reality applications
DE102015008000A1 (de) * 2015-06-24 2016-12-29 Saalakustik.De Gmbh Verfahren zur Schallwiedergabe in Reflexionsumgebungen, insbesondere in Hörräumen
RU2704733C1 (ru) * 2016-01-22 2019-10-30 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ кодирования или декодирования многоканального сигнала с использованием параметра широкополосного выравнивания и множества параметров узкополосного выравнивания
KR102405295B1 (ko) * 2016-08-29 2022-06-07 하만인터내셔날인더스트리스인코포레이티드 청취 공간에 대한 가상 현장들을 생성하기 위한 장치 및 방법
US10362423B2 (en) * 2016-10-13 2019-07-23 Qualcomm Incorporated Parametric audio decoding
GB201617409D0 (en) * 2016-10-13 2016-11-30 Asio Ltd A method and system for acoustic communication of data
US10623883B2 (en) * 2017-04-26 2020-04-14 Hewlett-Packard Development Company, L.P. Matrix decomposition of audio signal processing filters for spatial rendering
US10531196B2 (en) * 2017-06-02 2020-01-07 Apple Inc. Spatially ducking audio produced through a beamforming loudspeaker array
GB2566992A (en) * 2017-09-29 2019-04-03 Nokia Technologies Oy Recording and rendering spatial audio signals
GB201718341D0 (en) * 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
CN120496544A (zh) * 2020-03-09 2025-08-15 日本电信电话株式会社 用于声音信号缩混的程序
CN113194400B (zh) * 2021-07-05 2021-08-27 广州酷狗计算机科技有限公司 音频信号的处理方法、装置、设备及存储介质
EP4604120A1 (en) * 2024-02-15 2025-08-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for audio signal processing based on inter-channel-level-difference and side signal component manipulation

Family Cites Families (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4236039A (en) 1976-07-19 1980-11-25 National Research Development Corporation Signal matrixing for directional reproduction of sound
US4815132A (en) 1985-08-30 1989-03-21 Kabushiki Kaisha Toshiba Stereophonic voice signal transmission system
US5222059A (en) * 1988-01-06 1993-06-22 Lucasfilm Ltd. Surround-sound system with motion picture soundtrack timbre correction, surround sound channel timbre correction, defined loudspeaker directionality, and reduced comb-filter effects
KR100228688B1 (ko) 1991-01-08 1999-11-01 쥬더 에드 에이. 다차원 음장용 인코우더/디코우더
DE4209544A1 (de) 1992-03-24 1993-09-30 Inst Rundfunktechnik Gmbh Verfahren zum Übertragen oder Speichern digitalisierter, mehrkanaliger Tonsignale
US5703999A (en) 1992-05-25 1997-12-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Process for reducing data in the transmission and/or storage of digital signals from several interdependent channels
US5371799A (en) * 1993-06-01 1994-12-06 Qsound Labs, Inc. Stereo headphone sound source localization system
US5463424A (en) 1993-08-03 1995-10-31 Dolby Laboratories Licensing Corporation Multi-channel transmitter/receiver system providing matrix-decoding compatible signals
JP3227942B2 (ja) 1993-10-26 2001-11-12 ソニー株式会社 高能率符号化装置
DE4409368A1 (de) * 1994-03-18 1995-09-21 Fraunhofer Ges Forschung Verfahren zum Codieren mehrerer Audiosignale
JPH0969783A (ja) 1995-08-31 1997-03-11 Nippon Steel Corp オーディオデータ符号化装置
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
US5771295A (en) 1995-12-26 1998-06-23 Rocktron Corporation 5-2-5 matrix system
US7012630B2 (en) 1996-02-08 2006-03-14 Verizon Services Corp. Spatial sound conference system and apparatus
EP0820664B1 (en) 1996-02-08 2005-11-09 Koninklijke Philips Electronics N.V. N-channel transmission, compatible with 2-channel transmission and 1-channel transmission
US5825776A (en) 1996-02-27 1998-10-20 Ericsson Inc. Circuitry and method for transmitting voice and data signals upon a wireless communication channel
US5889843A (en) 1996-03-04 1999-03-30 Interval Research Corporation Methods and systems for creating a spatial auditory environment in an audio conference system
US5812971A (en) 1996-03-22 1998-09-22 Lucent Technologies Inc. Enhanced joint stereo coding method using temporal envelope shaping
KR0175515B1 (ko) 1996-04-15 1999-04-01 김광호 테이블 조사 방식의 스테레오 구현 장치와 방법
US6697491B1 (en) 1996-07-19 2004-02-24 Harman International Industries, Incorporated 5-2-5 matrix encoder and decoder system
SG54379A1 (en) * 1996-10-24 1998-11-16 Sgs Thomson Microelectronics A Audio decoder with an adaptive frequency domain downmixer
SG54383A1 (en) * 1996-10-31 1998-11-16 Sgs Thomson Microelectronics A Method and apparatus for decoding multi-channel audio data
US6111958A (en) 1997-03-21 2000-08-29 Euphonics, Incorporated Audio spatial enhancement apparatus and methods
US6236731B1 (en) 1997-04-16 2001-05-22 Dspfactory Ltd. Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signal in hearing aids
US5860060A (en) * 1997-05-02 1999-01-12 Texas Instruments Incorporated Method for left/right channel self-alignment
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
US6108584A (en) 1997-07-09 2000-08-22 Sony Corporation Multichannel digital audio decoding method and apparatus
US5890125A (en) 1997-07-16 1999-03-30 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding multiple audio channels at low bit rates using adaptive selection of encoding method
US6021389A (en) 1998-03-20 2000-02-01 Scientific Learning Corp. Method and apparatus that exaggerates differences between sounds to train listener to recognize and identify similar sounds
US6016473A (en) 1998-04-07 2000-01-18 Dolby; Ray M. Low bit-rate spatial coding method and system
JP3657120B2 (ja) 1998-07-30 2005-06-08 株式会社アーニス・サウンド・テクノロジーズ 左，右両耳用のオーディオ信号を音像定位させるための処理方法
JP2000152399A (ja) * 1998-11-12 2000-05-30 Yamaha Corp 音場効果制御装置
US6408327B1 (en) 1998-12-22 2002-06-18 Nortel Networks Limited Synthetic stereo conferencing over LAN/WAN
US6282631B1 (en) * 1998-12-23 2001-08-28 National Semiconductor Corporation Programmable RISC-DSP architecture
US6539357B1 (en) 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
US6823018B1 (en) 1999-07-28 2004-11-23 At&T Corp. Multiple description coding communication system
US6434191B1 (en) 1999-09-30 2002-08-13 Telcordia Technologies, Inc. Adaptive layered coding for voice over wireless IP applications
US6614936B1 (en) 1999-12-03 2003-09-02 Microsoft Corporation System and method for robust video coding using progressive fine-granularity scalable (PFGS) coding
US6498852B2 (en) * 1999-12-07 2002-12-24 Anthony Grimani Automatic LFE audio signal derivation system
US6845163B1 (en) 1999-12-21 2005-01-18 At&T Corp Microphone array for preserving soundfield perceptual cues
CN1264382C (zh) * 1999-12-24 2006-07-12 皇家菲利浦电子有限公司 多通道音频信号处理装置和方法
US6782366B1 (en) * 2000-05-15 2004-08-24 Lsi Logic Corporation Method for independent dynamic range control
US6850496B1 (en) 2000-06-09 2005-02-01 Cisco Technology, Inc. Virtual conference room for voice conferencing
US6973184B1 (en) 2000-07-11 2005-12-06 Cisco Technology, Inc. System and method for stereo conferencing over low-bandwidth links
US7236838B2 (en) 2000-08-29 2007-06-26 Matsushita Electric Industrial Co., Ltd. Signal processing apparatus, signal processing method, program and recording medium
TW510144B (en) 2000-12-27 2002-11-11 C Media Electronics Inc Method and structure to output four-channel analog signal using two channel audio hardware
US20030035553A1 (en) 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7006636B2 (en) 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
US7116787B2 (en) 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
US6934676B2 (en) 2001-05-11 2005-08-23 Nokia Mobile Phones Ltd. Method and system for inter-channel signal redundancy removal in perceptual audio coding
US7668317B2 (en) 2001-05-30 2010-02-23 Sony Corporation Audio post processing in DVD, DTV and other audio visual products
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
EP1479071B1 (en) 2002-02-18 2006-01-11 Koninklijke Philips Electronics N.V. Parametric audio coding
US20030187663A1 (en) 2002-03-28 2003-10-02 Truman Michael Mead Broadband frequency translation for high frequency regeneration
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
EP1500084B1 (en) * 2002-04-22 2008-01-23 Koninklijke Philips Electronics N.V. Parametric representation of spatial audio
EP1502361B1 (en) 2002-05-03 2015-01-14 Harman International Industries Incorporated Multi-channel downmixing device
US6940540B2 (en) 2002-06-27 2005-09-06 Microsoft Corporation Speaker detection and tracking using audiovisual data
BR0305434A (pt) * 2002-07-12 2004-09-28 Koninkl Philips Electronics Nv Métodos e arranjos para codificar e para decodificar um sinal de áudio multicanal, aparelhos para fornecer um sinal de áudio codificado e um sinal de áudio decodificado, sinal de áudio multicanal codificado, e, meio de armazenagem
EP1527441B1 (en) * 2002-07-16 2017-09-06 Koninklijke Philips N.V. Audio coding
WO2004008806A1 (en) 2002-07-16 2004-01-22 Koninklijke Philips Electronics N.V. Audio coding
CN1212751C (zh) * 2002-09-17 2005-07-27 威盛电子股份有限公司 将二声道输出转换成六声道输出的电路装置
ATE348386T1 (de) 2002-11-28 2007-01-15 Koninkl Philips Electronics Nv Audiosignalkodierung
FI118247B (fi) 2003-02-26 2007-08-31 Fraunhofer Ges Forschung Menetelmä luonnollisen tai modifioidun tilavaikutelman aikaansaamiseksi monikanavakuuntelussa
EP1609335A2 (en) 2003-03-24 2005-12-28 Koninklijke Philips Electronics N.V. Coding of main and side signal representing a multichannel signal
US20050069143A1 (en) * 2003-09-30 2005-03-31 Budnikov Dmitry N. Filtering for spatial audio rendering
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8351611B2 (en) 2006-01-19 2013-01-08 Lg Electronics Inc. Method and apparatus for processing a media signal
US8160258B2 (en) 2006-02-07 2012-04-17 Lg Electronics Inc. Apparatus and method for encoding/decoding signal
US8285556B2 (en) 2006-02-07 2012-10-09 Lg Electronics Inc. Apparatus and method for encoding/decoding signal

Similar Documents

Publication Publication Date Title
JP2005229612A5 (enExample)
DE602005053100C5 (de) Auf spätem nachhall basierte synthese von hörszenarien
JP2020507818A5 (enExample)
US9407993B2 (en) Latency reduction in transposer-based virtual bass systems
JP5341128B2 (ja) 補聴器における安定性の改善
JP2007526522A5 (enExample)
PL1618763T3 (pl) Synteza sygnału audio
EP1786240A3 (en) Audio signal processing apparatus , and audio signal processing method
EP2017816A3 (en) Apparatus for and method of displaying video signals
JP2005199061A5 (enExample)
CN1762178A (zh) 用于处理电声音信号的方法
KR20110045009A (ko) 음장 확대 및 위상 비상관화 시스템 및 방법
KR101637407B1 (ko) 부가적인 출력 채널들을 제공하기 위하여 스테레오 출력 신호를 발생시키기 위한 장치와 방법 및 컴퓨터 프로그램
CA2357200A1 (en) Listening device
JP3538122B2 (ja) 周波数補間装置、周波数補間方法及び記録媒体
WO2010079596A1 (ja) 音声制御装置および音声出力装置
US9355632B2 (en) Apparatus, method and electroacoustic system for reverberation time extension
EP2907324A1 (en) System and method for reducing latency in transposer-based virtual bass systems
EP2247120A3 (en) Passive group delay beam forming
CN1134207C (zh) 模拟立体声装置
US20090018680A1 (en) Data embedding device, data embedding method, data extraction device, and data extraction method
JPH11341589A5 (ja) 音響スピーカからの音を等化する方法
CN101449321A (zh) 频带外信号生成装置和频带扩展装置
JP3045149B2 (ja) 指向性マイクロフォンアレイを用いた補聴システム
CN101473535A (zh) 用于在数字域处理数字输入信号的方法及用于处理数字输入信号的数字滤波器电路