ATE413792T1 - Diffusschall-einhüllenden-formgebung für binaurale hinweis-codierungsverfahren und dergleichen - Google Patents

Diffusschall-einhüllenden-formgebung für binaurale hinweis-codierungsverfahren und dergleichen

Info

Publication number
ATE413792T1
ATE413792T1 AT05785586T AT05785586T ATE413792T1 AT E413792 T1 ATE413792 T1 AT E413792T1 AT 05785586 T AT05785586 T AT 05785586T AT 05785586 T AT05785586 T AT 05785586T AT E413792 T1 ATE413792 T1 AT E413792T1
Authority
AT
Austria
Prior art keywords
channel
envelope shaping
transmitted
diffuse sound
generate
Prior art date
Application number
AT05785586T
Other languages
English (en)
Inventor
Eric Allamanche
Sascha Disch
Christof Faller
Juergen Herre
Original Assignee
Fraunhofer Ges Forschung
Agere Systems Inc
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 Fraunhofer Ges Forschung, Agere Systems Inc filed Critical Fraunhofer Ges Forschung
Application granted granted Critical
Publication of ATE413792T1 publication Critical patent/ATE413792T1/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Golf Clubs (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Television Systems (AREA)
AT05785586T 2004-10-20 2005-09-12 Diffusschall-einhüllenden-formgebung für binaurale hinweis-codierungsverfahren und dergleichen ATE413792T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62040104P 2004-10-20 2004-10-20
US11/006,492 US8204261B2 (en) 2004-10-20 2004-12-07 Diffuse sound shaping for BCC schemes and the like

Publications (1)

Publication Number Publication Date
ATE413792T1 true ATE413792T1 (de) 2008-11-15

Family

ID=36181866

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05785586T ATE413792T1 (de) 2004-10-20 2005-09-12 Diffusschall-einhüllenden-formgebung für binaurale hinweis-codierungsverfahren und dergleichen

Country Status (19)

Country Link
US (2) US8204261B2 (de)
EP (1) EP1803325B1 (de)
JP (1) JP4625084B2 (de)
KR (1) KR100922419B1 (de)
CN (2) CN101853660B (de)
AT (1) ATE413792T1 (de)
AU (1) AU2005299070B2 (de)
BR (1) BRPI0516392B1 (de)
CA (1) CA2583146C (de)
DE (1) DE602005010894D1 (de)
ES (1) ES2317297T3 (de)
IL (1) IL182235A (de)
MX (1) MX2007004725A (de)
NO (1) NO339587B1 (de)
PL (1) PL1803325T3 (de)
PT (1) PT1803325E (de)
RU (1) RU2384014C2 (de)
TW (1) TWI330827B (de)
WO (1) WO2006045373A1 (de)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8260393B2 (en) 2003-07-25 2012-09-04 Dexcom, Inc. Systems and methods for replacing signal data artifacts in a glucose sensor data stream
US8010174B2 (en) 2003-08-22 2011-08-30 Dexcom, Inc. Systems and methods for replacing signal artifacts in a glucose sensor data stream
US20140121989A1 (en) 2003-08-22 2014-05-01 Dexcom, Inc. Systems and methods for processing analyte sensor data
DE102004043521A1 (de) * 2004-09-08 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes
US7848932B2 (en) * 2004-11-30 2010-12-07 Panasonic Corporation Stereo encoding apparatus, stereo decoding apparatus, and their methods
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
DE602006004959D1 (de) * 2005-04-15 2009-03-12 Dolby Sweden Ab Zeitliche hüllkurvenformgebung von entkorrelierten signalen
WO2006126856A2 (en) * 2005-05-26 2006-11-30 Lg Electronics Inc. Method of encoding and decoding an audio signal
CN101228575B (zh) * 2005-06-03 2012-09-26 杜比实验室特许公司 利用侧向信息的声道重新配置
EP1946294A2 (de) * 2005-06-30 2008-07-23 LG Electronics Inc. Vorrichtung zum codieren und decodieren von audiosignalen und verfahren dafür
US8082157B2 (en) * 2005-06-30 2011-12-20 Lg Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
WO2007004831A1 (en) * 2005-06-30 2007-01-11 Lg Electronics Inc. Method and apparatus for encoding and decoding an audio signal
US8577483B2 (en) * 2005-08-30 2013-11-05 Lg Electronics, Inc. Method for decoding an audio signal
US7788107B2 (en) * 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
KR101169280B1 (ko) * 2005-08-30 2012-08-02 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
US7822616B2 (en) * 2005-08-30 2010-10-26 Lg Electronics Inc. Time slot position coding of multiple frame types
AU2006285544B2 (en) * 2005-08-30 2012-01-12 Lg Electronics Inc. A method for decoding an audio signal
EP1761110A1 (de) * 2005-09-02 2007-03-07 Ecole Polytechnique Fédérale de Lausanne Methode zur Generation eines Multikanalaudiosignals aus Stereosignalen
JP4918490B2 (ja) * 2005-09-02 2012-04-18 パナソニック株式会社 エネルギー整形装置及びエネルギー整形方法
KR100857106B1 (ko) * 2005-09-14 2008-09-08 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
JP2009511948A (ja) * 2005-10-05 2009-03-19 エルジー エレクトロニクス インコーポレイティド 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
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
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
US7672379B2 (en) * 2005-10-05 2010-03-02 Lg Electronics Inc. Audio signal processing, encoding, and decoding
US7751485B2 (en) * 2005-10-05 2010-07-06 Lg Electronics Inc. Signal processing using pilot based coding
KR100857115B1 (ko) * 2005-10-05 2008-09-05 엘지전자 주식회사 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치
US7742913B2 (en) 2005-10-24 2010-06-22 Lg Electronics Inc. Removing time delays in signal paths
US20070133819A1 (en) * 2005-12-12 2007-06-14 Laurent Benaroya Method for establishing the separation signals relating to sources based on a signal from the mix of those signals
KR100803212B1 (ko) * 2006-01-11 2008-02-14 삼성전자주식회사 스케일러블 채널 복호화 방법 및 장치
US7752053B2 (en) * 2006-01-13 2010-07-06 Lg Electronics Inc. Audio signal processing using pilot based coding
DE602007002993D1 (de) * 2006-03-13 2009-12-10 France Telecom Gemeinsame schallsynthese und -spatialisierung
KR101373207B1 (ko) * 2006-03-20 2014-03-12 오렌지 오디오 디코더에서 신호를 사후-프로세싱하는 방법
US8126152B2 (en) * 2006-03-28 2012-02-28 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for a decoder for multi-channel surround sound
ATE527833T1 (de) * 2006-05-04 2011-10-15 Lg Electronics Inc Verbesserung von stereo-audiosignalen mittels neuabmischung
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US7876904B2 (en) * 2006-07-08 2011-01-25 Nokia Corporation Dynamic decoding of binaural audio signals
MX2008012251A (es) * 2006-09-29 2008-10-07 Lg Electronics Inc Metodos y aparatos para codificar y descodificar señales de audio basadas en objeto.
WO2008039045A1 (en) * 2006-09-29 2008-04-03 Lg Electronics Inc., Apparatus for processing mix signal and method thereof
EP2084901B1 (de) 2006-10-12 2015-12-09 LG Electronics Inc. Vorrichtung zum verarbeiten eines mischsignals und verfahren dafür
US7555354B2 (en) * 2006-10-20 2009-06-30 Creative Technology Ltd Method and apparatus for spatial reformatting of multi-channel audio content
KR101100221B1 (ko) * 2006-11-15 2011-12-28 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 그 장치
US8265941B2 (en) 2006-12-07 2012-09-11 Lg Electronics Inc. Method and an apparatus for decoding an audio signal
CA2670864C (en) 2006-12-07 2015-09-29 Lg Electronics Inc. A method and an apparatus for processing an audio signal
EP2595151A3 (de) * 2006-12-27 2013-11-13 Electronics and Telecommunications Research Institute Transkodierungsvorrichtung
US8463605B2 (en) * 2007-01-05 2013-06-11 Lg Electronics Inc. Method and an apparatus for decoding an audio signal
FR2911426A1 (fr) * 2007-01-15 2008-07-18 France Telecom Modification d'un signal de parole
US20100121470A1 (en) * 2007-02-13 2010-05-13 Lg Electronics Inc. Method and an apparatus for processing an audio signal
US20100119073A1 (en) * 2007-02-13 2010-05-13 Lg Electronics, Inc. Method and an apparatus for processing an audio signal
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
EP2212883B1 (de) * 2007-11-27 2012-06-06 Nokia Corporation Codierer
EP2227804B1 (de) * 2007-12-09 2017-10-25 LG Electronics Inc. Verfahren und vorrichtung zum verarbeiten eines signals
JP5340261B2 (ja) * 2008-03-19 2013-11-13 パナソニック株式会社 ステレオ信号符号化装置、ステレオ信号復号装置およびこれらの方法
KR101600352B1 (ko) * 2008-10-30 2016-03-07 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 장치 및 방법
WO2010070016A1 (en) * 2008-12-19 2010-06-24 Dolby Sweden Ab Method and apparatus for applying reverb to a multi-channel audio signal using spatial cue parameters
WO2010138311A1 (en) * 2009-05-26 2010-12-02 Dolby Laboratories Licensing Corporation Equalization profiles for dynamic equalization of audio data
JP5365363B2 (ja) * 2009-06-23 2013-12-11 ソニー株式会社 音響信号処理システム、音響信号復号装置、これらにおける処理方法およびプログラム
JP2011048101A (ja) * 2009-08-26 2011-03-10 Renesas Electronics Corp 画素回路および表示装置
US8786852B2 (en) 2009-12-02 2014-07-22 Lawrence Livermore National Security, Llc Nanoscale array structures suitable for surface enhanced raman scattering and methods related thereto
AU2011219918B2 (en) 2010-02-24 2013-11-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program
EP2362375A1 (de) * 2010-02-26 2011-08-31 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Gerät und Verfahren zur Änderung eines Audiosignals durch Hüllkurvenenformung
CA2793320C (en) 2010-04-09 2016-07-12 Dolby International Ab Mdct-based complex prediction stereo coding
KR20120004909A (ko) 2010-07-07 2012-01-13 삼성전자주식회사 입체 음향 재생 방법 및 장치
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
WO2012040897A1 (en) * 2010-09-28 2012-04-05 Huawei Technologies Co., Ltd. Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
JP5681290B2 (ja) * 2010-09-28 2015-03-04 ホアウェイ・テクノロジーズ・カンパニー・リミテッド デコードされたマルチチャネルオーディオ信号またはデコードされたステレオ信号を後処理するためのデバイス
WO2012093352A1 (en) * 2011-01-05 2012-07-12 Koninklijke Philips Electronics N.V. An audio system and method of operation therefor
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
US9395304B2 (en) 2012-03-01 2016-07-19 Lawrence Livermore National Security, Llc Nanoscale structures on optical fiber for surface enhanced Raman scattering and methods related thereto
JP5997592B2 (ja) 2012-04-27 2016-09-28 株式会社Ｎｔｔドコモ 音声復号装置
WO2013179084A1 (en) 2012-05-29 2013-12-05 Nokia Corporation Stereo audio signal encoder
WO2014046916A1 (en) 2012-09-21 2014-03-27 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
WO2014130585A1 (en) * 2013-02-19 2014-08-28 Max Sound Corporation Waveform resynthesis
US9191516B2 (en) * 2013-02-20 2015-11-17 Qualcomm Incorporated Teleconferencing using steganographically-embedded audio data
WO2014210284A1 (en) 2013-06-27 2014-12-31 Dolby Laboratories Licensing Corporation Bitstream syntax for spatial voice coding
EP3028274B1 (de) 2013-07-29 2019-03-20 Dolby Laboratories Licensing Corporation Vorrichtung und verfahren zum reduzieren zeitlicher artefakte für übergangssignale in einer dekorrelatorschaltung
EP3053359B1 (de) 2013-10-03 2017-08-30 Dolby Laboratories Licensing Corporation Adaptive difussignalerzeugung in einem upmixer
EP2866227A1 (de) 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Dekodierung und Kodierung einer Downmix-Matrix, Verfahren zur Darstellung von Audioinhalt, Kodierer und Dekodierer für eine Downmix-Matrix, Audiokodierer und Audiodekodierer
RU2571921C2 (ru) * 2014-04-08 2015-12-27 Общество с ограниченной ответственностью "МедиаНадзор" Способ фильтрации бинауральных воздействий в аудиопотоках
EP2980794A1 (de) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer und -decodierer mit einem Frequenzdomänenprozessor und Zeitdomänenprozessor
MY181992A (en) 2016-01-22 2021-01-18 Fraunhofer Ges Forschung Apparatus and method for encoding or decoding a multi-channel signal using spectral-domain resampling
EP3627507B1 (de) 2016-02-17 2024-10-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer, audiodecodierer und zugehörige verfahren zur verbesserung der transienten verarbeitung, computer programm
EP3622509B1 (de) * 2017-05-09 2021-03-24 Dolby Laboratories Licensing Corporation Verarbeitung eines mehrkanaligen eingangssignals mit räumlichem audioformat
US20180367935A1 (en) * 2017-06-15 2018-12-20 Htc Corporation Audio signal processing method, audio positional system and non-transitory computer-readable medium
CN109326296B (zh) * 2018-10-25 2022-03-18 东南大学 一种非自由场条件下的散射声有源控制方法
WO2020100141A1 (en) * 2018-11-15 2020-05-22 Boaz Innovative Stringed Instruments Ltd. Modular string instrument
KR102603621B1 (ko) * 2019-01-08 2023-11-16 엘지전자 주식회사 신호 처리 장치 및 이를 구비하는 영상표시장치
EP4531038A1 (de) * 2023-09-26 2025-04-02 Koninklijke Philips N.V. Erzeugung eines mehrkanaligen audiosignals und ein mehrkanaliges audiosignal darstellendes audiodatensignal
EP4531039A1 (de) * 2023-09-26 2025-04-02 Koninklijke Philips N.V. Erzeugung eines mehrkanaligen audiosignals und ein mehrkanaliges audiosignal darstellendes audiodatensignal
WO2025132058A1 (en) * 2023-12-19 2025-06-26 Koninklijke Philips N.V. Generation of multichannel audio signal
EP4576071A1 (de) * 2023-12-19 2025-06-25 Koninklijke Philips N.V. Erzeugung eines mehrkanaligen audiosignals

Family Cites Families (98)

* 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
CA1268546A (en) 1985-08-30 1990-05-01 Shigenobu Minami Stereophonic voice signal transmission system
DE3639753A1 (de) * 1986-11-21 1988-06-01 Inst Rundfunktechnik Gmbh Verfahren zum uebertragen digitalisierter tonsignale
DE3943879B4 (de) 1989-04-17 2008-07-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Digitales Codierverfahren
CA2077662C (en) 1991-01-08 2001-04-17 Mark Franklin Davis Encoder/decoder for multidimensional sound fields
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
DE4236989C2 (de) 1992-11-02 1994-11-17 Fraunhofer Ges Forschung Verfahren zur Übertragung und/oder Speicherung digitaler Signale mehrerer Kanäle
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
JP3277679B2 (ja) 1994-04-15 2002-04-22 ソニー株式会社 高能率符号化方法と高能率符号化装置及び高能率復号化方法と高能率復号化装置
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
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
US7012630B2 (en) 1996-02-08 2006-03-14 Verizon Services Corp. Spatial sound conference system and apparatus
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
US6987856B1 (en) 1996-06-19 2006-01-17 Board Of Trustees Of The University Of Illinois Binaural signal processing techniques
US6697491B1 (en) 1996-07-19 2004-02-24 Harman International Industries, Incorporated 5-2-5 matrix encoder and decoder system
JP3707153B2 (ja) 1996-09-24 2005-10-19 ソニー株式会社 ベクトル量子化方法、音声符号化方法及び装置
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
US5912976A (en) 1996-11-07 1999-06-15 Srs Labs, Inc. Multi-channel audio enhancement system for use in recording and playback and methods for providing same
US6131084A (en) 1997-03-14 2000-10-10 Digital Voice Systems, Inc. Dual subframe quantization of spectral magnitudes
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
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
US5860060A (en) 1997-05-02 1999-01-12 Texas Instruments Incorporated Method for left/right channel self-alignment
US6108584A (en) 1997-07-09 2000-08-22 Sony Corporation Multichannel digital audio decoding method and apparatus
DE19730130C2 (de) * 1997-07-14 2002-02-28 Fraunhofer Ges Forschung Verfahren zum Codieren eines Audiosignals
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
MY121856A (en) * 1998-01-26 2006-02-28 Sony Corp Reproducing apparatus.
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
TW444511B (en) 1998-04-14 2001-07-01 Inst Information Industry Multi-channel sound effect simulation equipment and method
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
JP2000151413A (ja) 1998-11-10 2000-05-30 Matsushita Electric Ind Co Ltd オーディオ符号化における適応ダイナミック可変ビット割り当て方法
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
DK1173925T3 (da) 1999-04-07 2004-03-29 Dolby Lab Licensing Corp Matriksforbedringer til tabsfri kodning og dekodning
US6539357B1 (en) 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
JP4438127B2 (ja) 1999-06-18 2010-03-24 ソニー株式会社 音声符号化装置及び方法、音声復号装置及び方法、並びに記録媒体
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
EP1208725B1 (de) 1999-12-24 2009-06-03 Koninklijke Philips Electronics N.V. Mehrkanal-audiosignalverarbeitungsgerät
US6782366B1 (en) 2000-05-15 2004-08-24 Lsi Logic Corporation Method for independent dynamic range control
JP2001339311A (ja) 2000-05-26 2001-12-07 Yamaha Corp オーディオ信号圧縮回路および伸長回路
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
US6996521B2 (en) 2000-10-04 2006-02-07 The University Of Miami Auxiliary channel masking in an audio signal
JP3426207B2 (ja) 2000-10-26 2003-07-14 三菱電機株式会社 音声符号化方法および装置
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
US6885992B2 (en) * 2001-01-26 2005-04-26 Cirrus Logic, Inc. Efficient PCM buffer
US20030007648A1 (en) 2001-04-27 2003-01-09 Christopher Currell Virtual audio system and techniques
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US20030035553A1 (en) 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7644003B2 (en) 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
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
JP2003044096A (ja) 2001-08-03 2003-02-14 Matsushita Electric Ind Co Ltd マルチチャンネルオーディオ信号符号化方法、マルチチャンネルオーディオ信号符号化装置、記録媒体および音楽配信システム
CN101637420B (zh) * 2001-08-27 2012-07-18 加利福尼亚大学董事会 用于改善音频信号的方法与装置
US6539957B1 (en) * 2001-08-31 2003-04-01 Abel Morales, Jr. Eyewear cleaning apparatus
ES2255678T3 (es) 2002-02-18 2006-07-01 Koninklijke Philips Electronics N.V. Codificacion de audio parametrica.
US20030187663A1 (en) 2002-03-28 2003-10-02 Truman Michael Mead Broadband frequency translation for high frequency regeneration
EP1500083B1 (de) 2002-04-22 2006-06-28 Koninklijke Philips Electronics N.V. Parametrische beschreibung von mehrkanal-audio
EP1881486B1 (de) 2002-04-22 2009-03-18 Koninklijke Philips Electronics N.V. Dekodiervorrichtung mit Dekorreliereinheit
AU2003264750A1 (en) 2002-05-03 2003-11-17 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
JP4322207B2 (ja) 2002-07-12 2009-08-26 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 オーディオ符号化方法
BR0305555A (pt) 2002-07-16 2004-09-28 Koninkl Philips Electronics Nv Método e codificador para codificar um sinal de áudio, aparelho para fornecimento de um sinal de áudio, sinal de áudio codificado, meio de armazenamento, e, método e decodificador para decodificar um sinal de áudio codificado
KR101001170B1 (ko) 2002-07-16 2010-12-15 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 코딩
KR101004836B1 (ko) 2002-10-14 2010-12-28 톰슨 라이센싱 오디오 신 내 사운드 소스의 와이드니스를 코딩 및디코딩하기 위한 방법
EP1568010B1 (de) 2002-11-28 2006-12-13 Koninklijke Philips Electronics N.V. Audiosignalkodierung
JP2004193877A (ja) 2002-12-10 2004-07-08 Sony Corp 音像定位信号処理装置および音像定位信号処理方法
ATE339759T1 (de) 2003-02-11 2006-10-15 Koninkl Philips Electronics Nv Audiocodierung
FI118247B (fi) 2003-02-26 2007-08-31 Fraunhofer Ges Forschung Menetelmä luonnollisen tai modifioidun tilavaikutelman aikaansaamiseksi monikanavakuuntelussa
KR20050116828A (ko) 2003-03-24 2005-12-13 코닌클리케 필립스 일렉트로닉스 엔.브이. 다채널 신호를 나타내는 주 및 부 신호의 코딩
CN100339886C (zh) * 2003-04-10 2007-09-26 联发科技股份有限公司 可以检测声音信号的暂态位置的编码器及编码方法
CN1460992A (zh) * 2003-07-01 2003-12-10 北京阜国数字技术有限公司 用于感知音频编/解码的低延时、自适应的多分辨率滤波器组
US7343291B2 (en) 2003-07-18 2008-03-11 Microsoft Corporation Multi-pass variable bitrate media encoding
US20050069143A1 (en) 2003-09-30 2005-03-31 Budnikov Dmitry N. Filtering for spatial audio rendering
US7672838B1 (en) 2003-12-01 2010-03-02 The Trustees Of Columbia University In The City Of New York Systems and methods for speech recognition using frequency domain linear prediction polynomials to form temporal and spectral envelopes from frequency domain representations of signals
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
US7903824B2 (en) 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
US7742913B2 (en) 2005-10-24 2010-06-22 Lg Electronics Inc. Removing time delays in signal paths

Also Published As

Publication number Publication date
KR20070061882A (ko) 2007-06-14
IL182235A0 (en) 2007-09-20
DE602005010894D1 (de) 2008-12-18
CA2583146A1 (en) 2006-05-04
NO20071492L (no) 2007-07-19
EP1803325B1 (de) 2008-11-05
CN101853660B (zh) 2013-07-03
IL182235A (en) 2011-10-31
NO339587B1 (no) 2017-01-09
HK1104412A1 (en) 2008-01-11
PT1803325E (pt) 2009-02-13
CA2583146C (en) 2014-12-02
CN101853660A (zh) 2010-10-06
JP2008517334A (ja) 2008-05-22
TWI330827B (en) 2010-09-21
US8204261B2 (en) 2012-06-19
US20060085200A1 (en) 2006-04-20
JP4625084B2 (ja) 2011-02-02
BRPI0516392B1 (pt) 2019-01-15
AU2005299070A1 (en) 2006-05-04
CN101044794B (zh) 2010-09-29
BRPI0516392A (pt) 2008-09-02
US8238562B2 (en) 2012-08-07
US20090319282A1 (en) 2009-12-24
WO2006045373A1 (en) 2006-05-04
PL1803325T3 (pl) 2009-04-30
ES2317297T3 (es) 2009-04-16
MX2007004725A (es) 2007-08-03
RU2007118674A (ru) 2008-11-27
AU2005299070B2 (en) 2008-12-18
CN101044794A (zh) 2007-09-26
RU2384014C2 (ru) 2010-03-10
TW200627382A (en) 2006-08-01
EP1803325A1 (de) 2007-07-04
KR100922419B1 (ko) 2009-10-19

Similar Documents

Publication Publication Date Title
ATE413792T1 (de) Diffusschall-einhüllenden-formgebung für binaurale hinweis-codierungsverfahren und dergleichen
ATE424606T1 (de) Individuelle kanaltemporäre enveloppenformung für binaurale hinweiscodierungsverfahren und dergleichen
TW200625275A (en) Cue-based audio coding/decoding
MY142581A (en) Compact side information for parametric coding of spatial audio
DE602006015294D1 (de) Mehrkanal-audiocodierung
SG149871A1 (en) Multichannel audio coding
MY163042A (en) Temporal envelope shaping for spatial audio coding using frequency domain wiener filtering
IL174286A (en) Compatible multi-channel coding/decoding
BRPI0608036A2 (pt) dispositivo e método para a geração de um sinal estéreo codificado de uma peça de áudio ou fluxo de dados de áudio
TW200641795A (en) Parametric coding of spatial audio with cues based on transmitted channels
ATE531035T1 (de) Parametrische verbundcodierung von audioquellen
MX2009013519A (es) Codificador de audio para codificar una señal de audio que tiene una porcion similar a un impulso y una porcion estacionaria, metodos de codificacion, decodificador, metodo de decodificacion, y señal de audio codificada.
ZA200809187B (en) Enhanced method for signal shaping in multi-channel audio reconstruction
MX2007003063A (es) Codificacion combinada de audio que minimiza la distorsion perceptual.
EP1914723A3 (de) Audiosignalkodierer und Audiosignaldekodierer
MX2025005038A (es) Codificacion y decodificacion de flujos de bits ivas
TW200746045A (en) Method for encoding and decoding multi-channel audio signal and apparatus thereof
BRPI0516739A (pt) dispositivo de codificação escalável, dispositivo de decodificação escalável, e método dos mesmos
WO2003086017A3 (en) Signal processing
TW200625954A (en) Video playback apparatus and video playback method
KR102191260B1 (ko) 다채널 오디오 코덱과 다객체 오디오 코덱을 이용한 오디오 부호화/복호화 장치 및 방법
TH99284A (th) เครื่องมือ วิธีการและโปรแกรมสำหรับการประมวลผลเสียง และระบบการแจกจ่ายเสียงดนดรี/ทำนองเพลง
TH99285A (th) เครื่องมือ วิธีการและโปรแกรมสำหรับการถอดรหัสเสียงและเครื่องปลายทางเคลื่อนที่
WO2009038170A1 (ja) 音声処理装置、音声処理方法、プログラム及び音楽・メロディ配信システム

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1803325

Country of ref document: EP