HK1196198A1 - Apparatus and method and computer program for generating a stereo output signal for providing additional output channels - Google Patents

Apparatus and method and computer program for generating a stereo output signal for providing additional output channels

Info

Publication number
HK1196198A1
HK1196198A1 HK14109453.5A HK14109453A HK1196198A1 HK 1196198 A1 HK1196198 A1 HK 1196198A1 HK 14109453 A HK14109453 A HK 14109453A HK 1196198 A1 HK1196198 A1 HK 1196198A1
Authority
HK
Hong Kong
Prior art keywords
generating
computer program
providing additional
output signal
output channels
Prior art date
Application number
HK14109453.5A
Other languages
English (en)
Chinese (zh)
Inventor
Christian Stcklmeier
Stefan Finauer
Christian Uhle
Peter Prokein
Oliver Hellmuth
Ulrik Heise
Original Assignee
弗勞恩霍夫促進應用研究協會
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 弗勞恩霍夫促進應用研究協會 filed Critical 弗勞恩霍夫促進應用研究協會
Publication of HK1196198A1 publication Critical patent/HK1196198A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • 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
    • 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 
    • H04S5/02—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 four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • 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
    • H04S2400/05—Generation or adaptation of centre channel in multi-channel audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
HK14109453.5A 2011-05-13 2014-09-19 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels HK1196198A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161486087P 2011-05-13 2011-05-13
EP11173101A EP2523472A1 (en) 2011-05-13 2011-07-07 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
PCT/EP2012/058435 WO2012156232A1 (en) 2011-05-13 2012-05-08 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels

Publications (1)

Publication Number Publication Date
HK1196198A1 true HK1196198A1 (en) 2014-12-05

Family

ID=44582183

Family Applications (1)

Application Number Title Priority Date Filing Date
HK14109453.5A HK1196198A1 (en) 2011-05-13 2014-09-19 Apparatus and method and computer program for generating a stereo output signal for providing additional output channels

Country Status (16)

Country Link
US (1) US9913036B2 (xx)
EP (2) EP2523472A1 (xx)
JP (1) JP5931182B2 (xx)
KR (1) KR101637407B1 (xx)
CN (1) CN103518386B (xx)
AR (1) AR086354A1 (xx)
AU (1) AU2012257865B2 (xx)
BR (1) BR112013029136B1 (xx)
CA (1) CA2835742C (xx)
ES (1) ES2544997T3 (xx)
HK (1) HK1196198A1 (xx)
MX (1) MX2013012999A (xx)
PL (1) PL2708041T3 (xx)
RU (1) RU2595541C2 (xx)
TW (1) TWI468031B (xx)
WO (1) WO2012156232A1 (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101871234B1 (ko) * 2012-01-02 2018-08-02 삼성전자주식회사 사운드 파노라마 생성 장치 및 방법
JP6355049B2 (ja) * 2013-11-27 2018-07-11 パナソニックＩｐマネジメント株式会社 音響信号処理方法、及び音響信号処理装置
US9928842B1 (en) 2016-09-23 2018-03-27 Apple Inc. Ambience extraction from stereo signals based on least-squares approach
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
US10299039B2 (en) 2017-06-02 2019-05-21 Apple Inc. Audio adaptation to room
CN110556116B (zh) * 2018-05-31 2021-10-22 华为技术有限公司 计算下混信号和残差信号的方法和装置

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6268129A (ja) 1985-09-18 1987-03-28 Nissan Motor Co Ltd 燃料タンクの燃料吸込装置
JPS63174000A (ja) 1987-01-13 1988-07-18 石川島播磨重工業株式会社 放射性廃棄物の処分方法
JPS63174000U (xx) * 1987-05-07 1988-11-11
JP3092149B2 (ja) * 1990-08-09 2000-09-25 日本電気株式会社 ４チャンネルサラウンドプロセッサ
GB9103207D0 (en) 1991-02-15 1991-04-03 Gerzon Michael A Stereophonic sound reproduction system
US5333201A (en) * 1992-11-12 1994-07-26 Rocktron Corporation Multi dimensional sound circuit
JPH07212896A (ja) * 1994-01-17 1995-08-11 Mitsubishi Electric Corp 音響再生装置
JP3976360B2 (ja) * 1996-08-29 2007-09-19 富士通株式会社 立体音響処理装置
US6405163B1 (en) * 1999-09-27 2002-06-11 Creative Technology Ltd. Process for removing voice from stereo recordings
US7031474B1 (en) * 1999-10-04 2006-04-18 Srs Labs, Inc. Acoustic correction apparatus
JP4870896B2 (ja) 2000-07-19 2012-02-08 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 ステレオサラウンド及び／又はオーディオ中央信号を得るマルチチャンネルステレオコンバータ
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
TW569551B (en) 2001-09-25 2004-01-01 Roger Wallace Dressler Method and apparatus for multichannel logic matrix decoding
US20050169486A1 (en) * 2002-03-07 2005-08-04 Koninklijke Philips Electronics N.V. User controlled multi-channel audio conversion system
US7567845B1 (en) 2002-06-04 2009-07-28 Creative Technology Ltd Ambience generation for stereo signals
US7257231B1 (en) 2002-06-04 2007-08-14 Creative Technology Ltd. Stream segregation for stereo signals
WO2004005562A2 (en) 2002-07-09 2004-01-15 Pechiney Rhenalu AlCuMg ALLOYS FOR AEROSPACE APPLICATION
US7412380B1 (en) 2003-12-17 2008-08-12 Creative Technology Ltd. Ambience extraction and modification for enhancement and upmix of audio 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
EP3561810B1 (en) * 2004-04-05 2023-03-29 Koninklijke Philips N.V. Method of encoding left and right audio input signals, corresponding encoder, decoder and computer program product
SE0400998D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
WO2006025337A1 (ja) 2004-08-31 2006-03-09 Matsushita Electric Industrial Co., Ltd. ステレオ信号生成装置およびステレオ信号生成方法
JP2006100869A (ja) 2004-09-28 2006-04-13 Sony Corp 音声信号処理装置および音声信号処理方法
SG124306A1 (en) * 2005-01-20 2006-08-30 St Microelectronics Asia A system and method for expanding multi-speaker playback
TWI313857B (en) * 2005-04-12 2009-08-21 Coding Tech Ab Apparatus for generating a parameter representation of a multi-channel signal and method for representing multi-channel audio signals
AU2006255662B2 (en) * 2005-06-03 2012-08-23 Dolby Laboratories Licensing Corporation Apparatus and method for encoding audio signals with decoding instructions
EP1761110A1 (en) 2005-09-02 2007-03-07 Ecole Polytechnique Fédérale de Lausanne Method to generate multi-channel audio signals from stereo signals
JP4128591B2 (ja) * 2005-10-18 2008-07-30 有限会社ウォールストン ワイドステレオ信号処理装置
KR100636252B1 (ko) * 2005-10-25 2006-10-19 삼성전자주식회사 공간 스테레오 사운드 생성 방법 및 장치
TWI309140B (en) * 2005-12-20 2009-04-21 Fraunhofer Ges Forschung Device and method for generating a multi-channel signal or a parameter data set
US8619998B2 (en) * 2006-08-07 2013-12-31 Creative Technology Ltd Spatial audio enhancement processing method and apparatus
AU2007312597B2 (en) 2006-10-16 2011-04-14 Dolby International Ab Apparatus and method for multi -channel parameter transformation
US8064624B2 (en) * 2007-07-19 2011-11-22 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for generating a stereo signal with enhanced perceptual quality
US8107631B2 (en) 2007-10-04 2012-01-31 Creative Technology Ltd Correlation-based method for ambience extraction from two-channel audio signals
RU2452043C2 (ru) 2007-10-17 2012-05-27 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудиокодирование с использованием понижающего микширования
US8103005B2 (en) 2008-02-04 2012-01-24 Creative Technology Ltd Primary-ambient decomposition of stereo audio signals using a complex similarity index
KR101595995B1 (ko) * 2008-12-22 2016-02-22 코닌클리케 필립스 엔.브이. 송신 효과 처리에 의한 출력 신호의 생성
WO2012031605A1 (en) * 2010-09-06 2012-03-15 Fundacio Barcelona Media Universitat Pompeu Fabra Upmixing method and system for multichannel audio reproduction

Also Published As

Publication number Publication date
CA2835742C (en) 2018-01-09
KR101637407B1 (ko) 2016-07-20
CN103518386A (zh) 2014-01-15
KR20140017639A (ko) 2014-02-11
JP5931182B2 (ja) 2016-06-08
BR112013029136A2 (pt) 2017-10-17
RU2013155384A (ru) 2015-06-20
EP2708041B1 (en) 2015-06-17
CA2835742A1 (en) 2012-11-22
AU2012257865B2 (en) 2015-07-09
TW201251481A (en) 2012-12-16
EP2708041A1 (en) 2014-03-19
MX2013012999A (es) 2014-01-31
JP2014517600A (ja) 2014-07-17
ES2544997T3 (es) 2015-09-07
BR112013029136B1 (pt) 2022-09-20
PL2708041T3 (pl) 2015-12-31
US9913036B2 (en) 2018-03-06
CN103518386B (zh) 2017-11-28
WO2012156232A1 (en) 2012-11-22
RU2595541C2 (ru) 2016-08-27
TWI468031B (zh) 2015-01-01
AU2012257865A1 (en) 2013-11-21
EP2523472A1 (en) 2012-11-14
US20140072124A1 (en) 2014-03-13
AR086354A1 (es) 2013-12-04

Similar Documents

Publication Publication Date Title
HK1258051A1 (zh) 用於產生具有至少兩個輸出通道的音頻輸出信號的裝置和方法
HK1220844A1 (zh) 用於生成環繞立體聲聲場的方法及其裝置和程序產品
DK2608576T3 (en) An apparatus and a method for providing sound
PL2888737T3 (pl) Urządzenie i sposób odtwarzania sygnału audio, urządzenie i sposób do generowania zakodowanego sygnału audio i odpowiadający program komputerowy
EP2831873A4 (en) METHOD, DEVICE AND COMPUTER PROGRAM FOR MODIFYING A COMPOSITE AUDIO SIGNAL
GB201211512D0 (en) Method and apparatus for generating an audio output comprising spartial information
EP2693370A4 (en) APPARATUS AND METHOD FOR GENERATING DIGITAL VALUE
ZA201500317B (en) An apparatus, a method and a computer program for 3d video coding
SG11201503926WA (en) Method for outputting a modified audio signal and graphical user interfaces produced by an application program
HK1196198A1 (en) Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
TWI563387B (en) A system and a method for generating an output signal
EP2710592A4 (en) METHOD AND DEVICE FOR PROCESSING A MULTI-CHANNEL TONE SIGNAL
IL227303A0 (en) Apparatus and method for a complete ultrasonic signal
EP2725837A4 (en) METHOD AND APPARATUS FOR CONFIGURING A CELL-SPECIFIC REFERENCE SIGNAL
EP2878138B8 (en) Apparatus and method for providing a loudspeaker-enclosure-microphone system description
PL2611596T3 (pl) Sposób i urządzenie do wytwarzania trójwymiarowego przedmiotu
GB201210738D0 (en) A method and apparatus for making an object
EP2699997A4 (en) METHOD AND DEVICE FOR PROVIDING A MULTI-DIMENSIONAL DATA INTERFACE
HK1197959A1 (en) Method and apparatus for decomposing a stereo recording using frequency- domain processing employing a spectral weights generator
HK1212089A1 (zh) 從帶寬有限音頻信號生成帶寬擴展信號的設備和方法
HK1209533A1 (en) Input device and method for generating a control signal
EP2759148A4 (en) METHOD AND APPARATUS FOR GENERATING AN ACOUSTIC SIGNAL HAVING AN IMPROVED SPACE EFFECT
EP2668640A4 (en) METHOD, DEVICE AND COMPUTER PROGRAM PRODUCT FOR THREE-DIMENSIONAL STEREO DISPLAY
EP2901448A4 (en) METHOD, APPARATUS AND COMPUTER PROGRAM PRODUCT FOR CREATING AUDIO COMPOSITION SIGNAL
EP2560250C0 (de) System und Verfahren zum Erzeugen eines Synchronisationssteuersignals