HK1124951A1 - Apparatus and method for production of a surrounding-area signal - Google Patents

Apparatus and method for production of a surrounding-area signal

Info

Publication number
HK1124951A1
HK1124951A1 HK09103745.3A HK09103745A HK1124951A1 HK 1124951 A1 HK1124951 A1 HK 1124951A1 HK 09103745 A HK09103745 A HK 09103745A HK 1124951 A1 HK1124951 A1 HK 1124951A1
Authority
HK
Hong Kong
Prior art keywords
surrounding
production
area signal
signal
area
Prior art date
Application number
HK09103745.3A
Other languages
English (en)
Inventor
Juergen Herre
Oliver Hellmuth
Stephan Geyersberger
Andreas Walther
Christiaan Janssen
Original Assignee
Fraunhofer Ges Forschung
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 filed Critical Fraunhofer Ges Forschung
Publication of HK1124951A1 publication Critical patent/HK1124951A1/xx

Links

Classifications

    • 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
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
HK09103745.3A 2006-04-12 2009-04-23 Apparatus and method for production of a surrounding-area signal HK1124951A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US74471806P 2006-04-12 2006-04-12
DE102006017280A DE102006017280A1 (de) 2006-04-12 2006-04-12 Vorrichtung und Verfahren zum Erzeugen eines Umgebungssignals
PCT/EP2007/000791 WO2007118533A1 (fr) 2006-04-12 2007-01-30 Dispositif et procédé pour la génération d'un signal d'ambiance

Publications (1)

Publication Number Publication Date
HK1124951A1 true HK1124951A1 (en) 2009-07-24

Family

ID=38514551

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09103745.3A HK1124951A1 (en) 2006-04-12 2009-04-23 Apparatus and method for production of a surrounding-area signal

Country Status (11)

Country Link
US (2) US8577482B2 (fr)
EP (3) EP2402942B1 (fr)
JP (1) JP4664431B2 (fr)
CN (1) CN101421779B (fr)
CA (1) CA2643862C (fr)
DE (1) DE102006017280A1 (fr)
ES (1) ES2604133T3 (fr)
HK (1) HK1124951A1 (fr)
PL (1) PL2402943T3 (fr)
WO (1) WO2007118533A1 (fr)
ZA (1) ZA200809604B (fr)

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DE602006012370D1 (de) * 2005-12-13 2010-04-01 Nxp Bv Einrichtung und verfahren zum verarbeiten eines audio-datenstroms
GB2437337A (en) * 2006-04-21 2007-10-24 Snell & Wilcox Ltd Measuring block artefacts in video data using an auto-correlation function
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US8204237B2 (en) * 2006-05-17 2012-06-19 Creative Technology Ltd Adaptive primary-ambient decomposition of audio signals
JP2007316254A (ja) * 2006-05-24 2007-12-06 Sony Corp オーディオ信号補間方法及びオーディオ信号補間装置
PL2186090T3 (pl) * 2007-08-27 2017-06-30 Telefonaktiebolaget Lm Ericsson (Publ) Detektor stanów przejściowych i sposób wspierający kodowanie sygnału audio
DE102007048973B4 (de) 2007-10-12 2010-11-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung
KR101230479B1 (ko) * 2008-03-10 2013-02-06 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 트랜지언트 이벤트를 갖는 오디오 신호를 조작하기 위한 장치 및 방법
KR101271972B1 (ko) * 2008-12-11 2013-06-10 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 다채널 오디오 신호를 생성하기 위한 장치
EP2214165A3 (fr) * 2009-01-30 2010-09-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil, procédé et programme informatique pour manipuler un signal audio comportant un événement transitoire
CN102157151B (zh) * 2010-02-11 2012-10-03 华为技术有限公司 一种多声道信号编码方法、解码方法、装置和系统
JP5307770B2 (ja) * 2010-07-09 2013-10-02 シャープ株式会社 音声信号処理装置、方法、プログラム、及び記録媒体
US8489391B2 (en) * 2010-08-05 2013-07-16 Stmicroelectronics Asia Pacific Pte., Ltd. Scalable hybrid auto coder for transient detection in advanced audio coding with spectral band replication
ES2664968T3 (es) * 2013-02-05 2018-04-24 Telefonaktiebolaget Lm Ericsson (Publ) Encubrimiento de pérdida de trama de audio
DE102014214143B4 (de) * 2014-03-14 2015-12-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines Signals im Frequenzbereich
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
CN112731519B (zh) * 2019-10-28 2024-06-25 中国石油天然气集团有限公司 确定颤动时间区间的方法和装置

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US4076969A (en) * 1975-04-07 1978-02-28 Singer & Singer Impulse noise reduction system
US4819269A (en) * 1987-07-21 1989-04-04 Hughes Aircraft Company Extended imaging split mode loudspeaker system
JPH0715800A (ja) * 1993-06-21 1995-01-17 Toshiba Corp サラウンド回路
US5610986A (en) * 1994-03-07 1997-03-11 Miles; Michael T. Linear-matrix audio-imaging system and image analyzer
US5886276A (en) 1997-01-16 1999-03-23 The Board Of Trustees Of The Leland Stanford Junior University System and method for multiresolution scalable audio signal encoding
US7231060B2 (en) * 1997-08-26 2007-06-12 Color Kinetics Incorporated Systems and methods of generating control signals
US6928169B1 (en) * 1998-12-24 2005-08-09 Bose Corporation Audio signal processing
WO2002007481A2 (fr) * 2000-07-19 2002-01-24 Koninklijke Philips Electronics N.V. Convertisseur stereo multicanaux de derivation d'un signal centrale stereo d'ambiophonie et/ou audio
EP1523863A1 (fr) * 2002-07-16 2005-04-20 Koninklijke Philips Electronics N.V. Codage audio
SG108862A1 (en) 2002-07-24 2005-02-28 St Microelectronics Asia Method and system for parametric characterization of transient audio signals
US7949522B2 (en) * 2003-02-21 2011-05-24 Qnx Software Systems Co. System for suppressing rain noise
US7353169B1 (en) * 2003-06-24 2008-04-01 Creative Technology Ltd. Transient detection and modification in audio signals
KR20060131729A (ko) * 2003-09-09 2006-12-20 코닌클리케 필립스 일렉트로닉스 엔.브이. 과도 오디오 신호 성분들의 인코딩
US7970144B1 (en) * 2003-12-17 2011-06-28 Creative Technology Ltd Extracting and modifying a panned source for enhancement and upmix of audio signals
SE0400997D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio
US7876909B2 (en) * 2004-07-13 2011-01-25 Waves Audio Ltd. Efficient filter for artificial ambience

Also Published As

Publication number Publication date
US20120195434A1 (en) 2012-08-02
EP2402943A2 (fr) 2012-01-04
EP2402943B1 (fr) 2016-08-24
EP2402942B1 (fr) 2016-06-01
EP2402943A3 (fr) 2012-06-20
PL2402943T3 (pl) 2017-02-28
CA2643862C (fr) 2014-12-16
EP2005421A1 (fr) 2008-12-24
EP2402942A3 (fr) 2012-05-23
US20070242833A1 (en) 2007-10-18
US9326085B2 (en) 2016-04-26
WO2007118533A1 (fr) 2007-10-25
CN101421779B (zh) 2013-04-17
DE102006017280A1 (de) 2007-10-18
EP2402942A2 (fr) 2012-01-04
EP2005421B1 (fr) 2013-06-26
ES2604133T3 (es) 2017-03-03
JP4664431B2 (ja) 2011-04-06
ZA200809604B (en) 2010-03-31
JP2009533910A (ja) 2009-09-17
CN101421779A (zh) 2009-04-29
CA2643862A1 (fr) 2007-10-25
US8577482B2 (en) 2013-11-05

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