HK1106387A1 - Method of mixing audio channels using correlated outputs - Google Patents

Method of mixing audio channels using correlated outputs

Info

Publication number
HK1106387A1
HK1106387A1 HK07111578.0A HK07111578A HK1106387A1 HK 1106387 A1 HK1106387 A1 HK 1106387A1 HK 07111578 A HK07111578 A HK 07111578A HK 1106387 A1 HK1106387 A1 HK 1106387A1
Authority
HK
Hong Kong
Prior art keywords
audio channels
mixing audio
correlated outputs
correlated
outputs
Prior art date
Application number
HK07111578.0A
Other languages
English (en)
Inventor
William Paul Smith
Original Assignee
Dts Bvi Ltd
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 Dts Bvi Ltd filed Critical Dts Bvi Ltd
Publication of HK1106387A1 publication Critical patent/HK1106387A1/xx

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
    • 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)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Stereophonic System (AREA)
  • Amplifiers (AREA)
HK07111578.0A 2004-08-31 2007-10-26 Method of mixing audio channels using correlated outputs HK1106387A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/930,659 US7283634B2 (en) 2004-08-31 2004-08-31 Method of mixing audio channels using correlated outputs
PCT/US2005/030471 WO2006026463A2 (en) 2004-08-31 2005-08-26 Method of mixing audio channels using correlated outputs

Publications (1)

Publication Number Publication Date
HK1106387A1 true HK1106387A1 (en) 2008-03-07

Family

ID=35943100

Family Applications (1)

Application Number Title Priority Date Filing Date
HK07111578.0A HK1106387A1 (en) 2004-08-31 2007-10-26 Method of mixing audio channels using correlated outputs

Country Status (10)

Country Link
US (1) US7283634B2 (tr)
EP (2) EP1790195B1 (tr)
JP (1) JP4866354B2 (tr)
KR (1) KR20070053305A (tr)
CN (1) CN101036414B (tr)
HK (1) HK1106387A1 (tr)
IL (1) IL181449A0 (tr)
RU (1) RU2365063C2 (tr)
TR (1) TR200702668T2 (tr)
WO (1) WO2006026463A2 (tr)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1921606B1 (en) * 2005-09-02 2011-10-19 Panasonic Corporation Energy shaping device and energy shaping method
KR100888474B1 (ko) 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR100829870B1 (ko) * 2006-02-03 2008-05-19 한국전자통신연구원 멀티채널 오디오 압축 코덱의 음질 평가 장치 및 그 방법
US8452427B2 (en) * 2006-09-13 2013-05-28 Savant Systems, Llc Signal path using general-purpose computer for audio processing and audio-driven graphics
JPWO2008090970A1 (ja) * 2007-01-26 2010-05-20 パナソニック株式会社 ステレオ符号化装置、ステレオ復号装置、およびこれらの方法
KR101336237B1 (ko) 2007-03-02 2013-12-03 삼성전자주식회사 멀티 채널 스피커 시스템의 멀티 채널 신호 재생 방법 및장치
JP2008312034A (ja) * 2007-06-15 2008-12-25 Panasonic Corp 音声信号再生装置、および音声信号再生システム
US8385556B1 (en) * 2007-08-17 2013-02-26 Dts, Inc. Parametric stereo conversion system and method
ATE456908T1 (de) * 2007-11-12 2010-02-15 Harman Becker Automotive Sys Mischung von ersten und zweiten tonsignalen
US20080089403A1 (en) * 2007-11-26 2008-04-17 Nokia Corporation Chip-level or symbol-level equalizer structure for multiple transmit and receiver antenna configurations
WO2009084918A1 (en) * 2007-12-31 2009-07-09 Lg Electronics Inc. A method and an apparatus for processing an audio signal
AU2008344084A1 (en) * 2008-01-01 2009-07-09 Lg Electronics Inc. A method and an apparatus for processing a signal
CN101911182A (zh) * 2008-01-01 2010-12-08 Lg电子株式会社 用于处理音频信号的方法和装置
KR101147780B1 (ko) * 2008-01-01 2012-06-01 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
US8295526B2 (en) 2008-02-21 2012-10-23 Bose Corporation Low frequency enclosure for video display devices
US8351629B2 (en) 2008-02-21 2013-01-08 Robert Preston Parker Waveguide electroacoustical transducing
US8351630B2 (en) 2008-05-02 2013-01-08 Bose Corporation Passive directional acoustical radiating
KR101335975B1 (ko) * 2008-08-14 2013-12-04 돌비 레버러토리즈 라이쎈싱 코오포레이션 복수의 오디오 입력 신호를 리포맷팅하는 방법
KR20100084375A (ko) * 2009-01-16 2010-07-26 삼성전자주식회사 오디오 시스템 및 그 출력 제어 방법
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
US8265310B2 (en) 2010-03-03 2012-09-11 Bose Corporation Multi-element directional acoustic arrays
US8139774B2 (en) * 2010-03-03 2012-03-20 Bose Corporation Multi-element directional acoustic arrays
KR20120004909A (ko) * 2010-07-07 2012-01-13 삼성전자주식회사 입체 음향 재생 방법 및 장치
RU2550769C2 (ru) * 2010-07-30 2015-05-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Расположение динамика в подголовнике
US8553894B2 (en) 2010-08-12 2013-10-08 Bose Corporation Active and passive directional acoustic radiating
BR112013004362B1 (pt) * 2010-08-25 2020-12-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. aparelho para a geração de um sinal descorrelacionado utilizando informação de fase transmitida
WO2012031605A1 (en) * 2010-09-06 2012-03-15 Fundacio Barcelona Media Universitat Pompeu Fabra Upmixing method and system for multichannel audio reproduction
CN105516723B (zh) 2010-09-30 2018-07-27 三菱电机株式会社 运动图像编码装置及方法、运动图像解码装置及方法
CN102802112B (zh) * 2011-05-24 2014-08-13 鸿富锦精密工业（深圳）有限公司 具有音频文件格式转换功能的电子装置
KR101803293B1 (ko) 2011-09-09 2017-12-01 삼성전자주식회사 입체 음향 효과를 제공하는 신호 처리 장치 및 신호 처리 방법
CA2893729C (en) 2012-12-04 2019-03-12 Samsung Electronics Co., Ltd. Audio providing apparatus and audio providing method
US9905231B2 (en) 2013-04-27 2018-02-27 Intellectual Discovery Co., Ltd. Audio signal processing method
US10499176B2 (en) 2013-05-29 2019-12-03 Qualcomm Incorporated Identifying codebooks to use when coding spatial components of a sound field
EP3028474B1 (en) 2013-07-30 2018-12-19 DTS, Inc. Matrix decoder with constant-power pairwise panning
JP2015103881A (ja) * 2013-11-21 2015-06-04 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
ES2710774T3 (es) 2013-11-27 2019-04-26 Dts Inc Mezcla de matriz basada en multipletes para audio de múltiples canales de alta cantidad de canales
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
US9451355B1 (en) 2015-03-31 2016-09-20 Bose Corporation Directional acoustic device
US10057701B2 (en) 2015-03-31 2018-08-21 Bose Corporation Method of manufacturing a loudspeaker
CN105101011B (zh) * 2015-05-29 2018-05-25 福州瑞芯微电子股份有限公司 音频输出控制方法和装置
ES2809677T3 (es) 2015-09-25 2021-03-05 Voiceage Corp Método y sistema para codificar una señal de sonido estéreo utilizando parámetros de codificación de un canal primario para codificar un canal secundario
KR101724320B1 (ko) * 2015-12-14 2017-04-10 광주과학기술원 서라운드 채널 오디오 생성 방법
DE102016202166A1 (de) 2016-02-12 2017-08-17 Bayerische Motoren Werke Aktiengesellschaft Sitzplatzoptimierte Entertainmentwiedergabe für autonomes Fahren
US9916822B1 (en) * 2016-10-07 2018-03-13 Gopro, Inc. Systems and methods for audio remixing using repeated segments
CN114898761A (zh) * 2017-08-10 2022-08-12 华为技术有限公司 立体声信号编解码方法及装置
US11363377B2 (en) * 2017-10-16 2022-06-14 Sony Europe B.V. Audio processing
WO2019142407A1 (ja) * 2018-01-19 2019-07-25 株式会社Ｊｖｃケンウッド 再生装置、再生方法、及び車載スピーカシステム
US10904690B1 (en) * 2019-12-15 2021-01-26 Nuvoton Technology Corporation Energy and phase correlated audio channels mixer

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1402320A (en) * 1971-10-25 1975-08-06 Sansui Electric Co Decoder for use in 4-2-4 matrix playback system
US4819269A (en) * 1987-07-21 1989-04-04 Hughes Aircraft Company Extended imaging split mode loudspeaker system
JP3108087B2 (ja) * 1990-10-29 2000-11-13 パイオニア株式会社 音場補正装置
GB9103207D0 (en) * 1991-02-15 1991-04-03 Gerzon Michael A Stereophonic sound reproduction system
US5757927A (en) * 1992-03-02 1998-05-26 Trifield Productions Ltd. Surround sound apparatus
US5610986A (en) * 1994-03-07 1997-03-11 Miles; Michael T. Linear-matrix audio-imaging system and image analyzer
US5870480A (en) * 1996-07-19 1999-02-09 Lexicon Multichannel active matrix encoder and decoder with maximum lateral separation
DK1025743T3 (da) * 1997-09-16 2013-08-05 Dolby Lab Licensing Corp Anvendelse af filtereffekter i stereohovedtelefoner for at forbedre den rumlige opfattelse af en kilde rundt om en lytter
US6624873B1 (en) * 1998-05-05 2003-09-23 Dolby Laboratories Licensing Corporation Matrix-encoded surround-sound channels in a discrete digital sound format
JP2000152396A (ja) * 1998-11-09 2000-05-30 Matsushita Electric Ind Co Ltd 音声チャンネル数変換方法および装置
US6760448B1 (en) * 1999-02-05 2004-07-06 Dolby Laboratories Licensing Corporation Compatible matrix-encoded surround-sound channels in a discrete digital sound format
EP1054575A3 (en) * 1999-05-17 2002-09-18 Bose Corporation Directional decoding
JP2002175097A (ja) * 2000-12-06 2002-06-21 Yamaha Corp 音声信号のエンコード／圧縮装置およびデコード／伸長装置
US7382888B2 (en) * 2000-12-12 2008-06-03 Bose Corporation Phase shifting audio signal combining
AU2002251896B2 (en) * 2001-02-07 2007-03-22 Dolby Laboratories Licensing Corporation Audio channel translation
JP4427937B2 (ja) * 2001-10-05 2010-03-10 オンキヨー株式会社 音響信号処理回路および音響再生装置
KR100635022B1 (ko) * 2002-05-03 2006-10-16 하만인터내셔날인더스트리스인코포레이티드 다채널 다운믹싱 장치

Also Published As

Publication number Publication date
EP1790195A4 (en) 2010-11-17
EP1790195A2 (en) 2007-05-30
RU2007111942A (ru) 2008-10-10
WO2006026463A2 (en) 2006-03-09
WO2006026463B1 (en) 2007-03-29
CN101036414A (zh) 2007-09-12
RU2365063C2 (ru) 2009-08-20
KR20070053305A (ko) 2007-05-23
JP4866354B2 (ja) 2012-02-01
JP2008512055A (ja) 2008-04-17
EP2400783A2 (en) 2011-12-28
IL181449A0 (en) 2007-07-04
EP2400783A3 (en) 2012-03-14
WO2006026463A3 (en) 2007-01-11
TR200702668T2 (tr) 2007-09-21
CN101036414B (zh) 2011-09-07
EP1790195B1 (en) 2015-10-28
US7283634B2 (en) 2007-10-16
US20060045291A1 (en) 2006-03-02

Similar Documents

Publication Publication Date Title
HK1106387A1 (en) Method of mixing audio channels using correlated outputs
EP1758981A4 (en) APPARATUS AND METHODS FOR PERFORMING MULTIPLEX ANALYZES
GB2427980B (en) Means and method of allocating channel bandwidth
EP1881489A4 (en) DEVICE FOR SEPARATING MIXED AUDIO SIGNALS
EP1800295A4 (en) APPARATUS AND METHODS FOR MULTI-CHANNEL DIGITAL AUDIO CODING
IL180742A0 (en) Method of manufacture
EP1713306A4 (en) LOUD SPEAKER
EP1749420A4 (en) AUDIO APPARATUS AND METHOD
HK1094749A1 (en) Audio apparatus
ZA200607661B (en) Coding of audio signals
HK1106347A1 (en) A method of providing a push-to service
EP1699259A4 (en) AUDIO OUTPUT DEVICE
EP1913708A4 (en) FINDING THE QUALITY OF AN AUDIO DEVICE
EP1768267A4 (en) DIGITAL BROADCAST RECEIVING APPARATUS
GB0622279D0 (en) Apparatus and method for communicating using multiple channels
IL180749A0 (en) Method for expanding an audio mix to fill all available output channels
GB2427374B (en) Compositions and methods for separating enantiomers
GB0804429D0 (en) Apparatus and method of reproduction virtual sound of two channels
GB2409956B (en) Audio watermarking
EP1743944A4 (en) NEW SCREENING PROCEDURE
GB2421395B (en) Loudspeaker apparatus
GB0427692D0 (en) Improvement of sludge quality
SG113517A1 (en) Mixed mode process
GB0415170D0 (en) Method of determination
GB0419826D0 (en) Method of determination

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20210826