HK1173250A1 - Virtual audio processing for loudspeaker or headphone playback - Google Patents

Virtual audio processing for loudspeaker or headphone playback

Info

Publication number
HK1173250A1
HK1173250A1 HK13100483.9A HK13100483A HK1173250A1 HK 1173250 A1 HK1173250 A1 HK 1173250A1 HK 13100483 A HK13100483 A HK 13100483A HK 1173250 A1 HK1173250 A1 HK 1173250A1
Authority
HK
Hong Kong
Prior art keywords
loudspeaker
audio processing
virtual audio
headphone playback
headphone
Prior art date
Application number
HK13100483.9A
Other languages
English (en)
Chinese (zh)
Inventor
‧沃爾什
‧斯密斯
‧約特
Original Assignee
英屬維爾京群島 有限公司
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 英屬維爾京群島 有限公司 filed Critical 英屬維爾京群島 有限公司
Publication of HK1173250A1 publication Critical patent/HK1173250A1/xx

Links

Classifications

    • 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
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • 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
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
HK13100483.9A 2009-06-01 2013-01-11 Virtual audio processing for loudspeaker or headphone playback HK1173250A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US21756209P 2009-06-01 2009-06-01
US12/762,915 US8000485B2 (en) 2009-06-01 2010-04-19 Virtual audio processing for loudspeaker or headphone playback
PCT/US2010/036683 WO2010141371A1 (en) 2009-06-01 2010-05-28 Virtual audio processing for loudspeaker or headphone playback

Publications (1)

Publication Number Publication Date
HK1173250A1 true HK1173250A1 (en) 2013-05-10

Family

ID=43220244

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13100483.9A HK1173250A1 (en) 2009-06-01 2013-01-11 Virtual audio processing for loudspeaker or headphone playback

Country Status (11)

Country Link
US (1) US8000485B2 (pt)
EP (1) EP2438530B1 (pt)
JP (1) JP5746156B2 (pt)
KR (1) KR101639099B1 (pt)
CN (1) CN102597987B (pt)
BR (1) BRPI1011868A2 (pt)
CA (1) CA2763160C (pt)
HK (1) HK1173250A1 (pt)
SG (1) SG176280A1 (pt)
TW (1) TWI489887B (pt)
WO (1) WO2010141371A1 (pt)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013122385A1 (en) 2012-02-15 2013-08-22 Samsung Electronics Co., Ltd. Data transmitting apparatus, data receiving apparatus, data transreceiving system, data transmitting method, data receiving method and data transreceiving method
WO2013122386A1 (en) 2012-02-15 2013-08-22 Samsung Electronics Co., Ltd. Data transmitting apparatus, data receiving apparatus, data transreceiving system, data transmitting method, data receiving method and data transreceiving method
WO2013122387A1 (en) 2012-02-15 2013-08-22 Samsung Electronics Co., Ltd. Data transmitting apparatus, data receiving apparatus, data transceiving system, data transmitting method, and data receiving method
US9510124B2 (en) * 2012-03-14 2016-11-29 Harman International Industries, Incorporated Parametric binaural headphone rendering
US9264838B2 (en) 2012-12-27 2016-02-16 Dts, Inc. System and method for variable decorrelation of audio signals
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system
EP2866227A1 (en) * 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder
DE102014100049A1 (de) * 2014-01-05 2015-07-09 Kronoton Gmbh Verfahren zur Audiowiedergabe in einem Mehrkanaltonsystem
RU2752600C2 (ru) 2014-03-24 2021-07-29 Самсунг Электроникс Ко., Лтд. Способ и устройство для рендеринга акустического сигнала и машиночитаемый носитель записи
US10089785B2 (en) 2014-07-25 2018-10-02 mindHIVE Inc. Real-time immersive mediated reality experiences
WO2016039168A1 (ja) * 2014-09-12 2016-03-17 ソニー株式会社 音声処理装置および方法
CN104284271B (zh) * 2014-09-18 2018-05-15 国光电器股份有限公司 一种用于扬声器阵列的环绕声增强方法
US10063989B2 (en) * 2014-11-11 2018-08-28 Google Llc Virtual sound systems and methods
AU2014413559B2 (en) * 2014-12-12 2018-10-18 Huawei Technologies Co., Ltd. A signal processing apparatus for enhancing a voice component within a multi-channel audio signal
CN105142094B (zh) * 2015-09-16 2018-07-13 华为技术有限公司 一种音频信号的处理方法和装置
WO2017134688A1 (en) * 2016-02-03 2017-08-10 Global Delight Technologies Pvt. Ltd. Methods and systems for providing virtual surround sound on headphones
EP3453190A4 (en) 2016-05-06 2020-01-15 DTS, Inc. SYSTEMS FOR IMMERSIVE AUDIO PLAYBACK
EP3473022B1 (en) 2016-06-21 2021-03-17 Dolby Laboratories Licensing Corporation Headtracking for pre-rendered binaural audio
US10979844B2 (en) 2017-03-08 2021-04-13 Dts, Inc. Distributed audio virtualization systems
US10728683B2 (en) 2017-09-01 2020-07-28 Dts, Inc. Sweet spot adaptation for virtualized audio
AU2018353008B2 (en) 2017-10-17 2023-04-20 Magic Leap, Inc. Mixed reality spatial audio
CN108156561B (zh) * 2017-12-26 2020-08-04 广州酷狗计算机科技有限公司 音频信号的处理方法、装置及终端
IL305799B1 (en) 2018-02-15 2024-06-01 Magic Leap Inc Virtual reverberation in mixed reality
US10764704B2 (en) * 2018-03-22 2020-09-01 Boomcloud 360, Inc. Multi-channel subband spatial processing for loudspeakers
WO2019232278A1 (en) 2018-05-30 2019-12-05 Magic Leap, Inc. Index scheming for filter parameters
WO2019241760A1 (en) * 2018-06-14 2019-12-19 Magic Leap, Inc. Methods and systems for audio signal filtering
KR102531634B1 (ko) * 2018-08-10 2023-05-11 삼성전자주식회사 오디오 장치 및 그 제어방법
CN114205730A (zh) * 2018-08-20 2022-03-18 华为技术有限公司 音频处理方法和装置
FR3091636B1 (fr) * 2019-01-04 2020-12-11 Parrot Faurecia Automotive Sas Procédé de traitement d’un signal audio multicanal
US11304017B2 (en) 2019-10-25 2022-04-12 Magic Leap, Inc. Reverberation fingerprint estimation
CN114584914A (zh) * 2020-11-30 2022-06-03 深圳市三诺数字科技有限公司 一种3d音效方法及装置
US11445320B1 (en) * 2021-06-28 2022-09-13 Sennheiser Electronic Gmbh & Co. Kg Device for processing multi-channel audio signals, method for processing multi-channel audio signals, and computer-readable storage medium
WO2023122547A1 (en) * 2021-12-20 2023-06-29 Dolby Laboratories Licensing Corporation A method of processing audio for playback of immersive audio

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69322920T2 (de) * 1992-10-15 1999-07-29 Koninkl Philips Electronics Nv System zur Ableitung eines Mittelkanalsignals aus einem Stereotonsignal
US6590983B1 (en) 1998-10-13 2003-07-08 Srs Labs, Inc. Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input
US6442277B1 (en) * 1998-12-22 2002-08-27 Texas Instruments Incorporated Method and apparatus for loudspeaker presentation for positional 3D sound
US6928169B1 (en) 1998-12-24 2005-08-09 Bose Corporation Audio signal processing
US7676047B2 (en) 2002-12-03 2010-03-09 Bose Corporation Electroacoustical transducing with low frequency augmenting devices
US7949141B2 (en) * 2003-11-12 2011-05-24 Dolby Laboratories Licensing Corporation Processing audio signals with head related transfer function filters and a reverberator
US7449477B2 (en) * 2003-11-25 2008-11-11 Eli Lilly And Company 7-phenyl-isoquinoline-5-sulfonylamino derivatives as inhibitors of akt (protein kinase B)
RU2390857C2 (ru) * 2004-04-05 2010-05-27 Конинклейке Филипс Электроникс Н.В. Многоканальный кодировщик
JP4335752B2 (ja) * 2004-06-15 2009-09-30 三菱電機株式会社 擬似ステレオ信号生成装置および擬似ステレオ信号生成プログラム
US7634092B2 (en) * 2004-10-14 2009-12-15 Dolby Laboratories Licensing Corporation Head related transfer functions for panned stereo audio content
KR101177677B1 (ko) 2004-10-28 2012-08-27 디티에스 워싱턴, 엘엘씨 오디오 공간 환경 엔진
NZ562182A (en) 2005-04-01 2010-03-26 Qualcomm Inc Method and apparatus for anti-sparseness filtering of a bandwidth extended speech prediction excitation signal
DE602005019484D1 (de) * 2005-12-20 2010-04-01 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Synthetisieren von drei Ausgangskanälen unter Verwendung von zwei Eingangskanälen
KR100739798B1 (ko) * 2005-12-22 2007-07-13 삼성전자주식회사 청취 위치를 고려한 2채널 입체음향 재생 방법 및 장치
KR100644717B1 (ko) * 2005-12-22 2006-11-10 삼성전자주식회사 다채널 오디오 신호 생성 장치 및 그 방법
CN101401456B (zh) 2006-03-13 2013-01-02 杜比实验室特许公司 呈现中央声道音频的方法和装置
US8712061B2 (en) 2006-05-17 2014-04-29 Creative Technology Ltd Phase-amplitude 3-D stereo encoder and decoder
US8374365B2 (en) 2006-05-17 2013-02-12 Creative Technology Ltd Spatial audio analysis and synthesis for binaural reproduction and format conversion
US8619998B2 (en) 2006-08-07 2013-12-31 Creative Technology Ltd Spatial audio enhancement processing method and apparatus
US8488796B2 (en) 2006-08-08 2013-07-16 Creative Technology Ltd 3D audio renderer

Also Published As

Publication number Publication date
SG176280A1 (en) 2012-01-30
BRPI1011868A2 (pt) 2017-05-16
CA2763160A1 (en) 2010-12-09
TW201119420A (en) 2011-06-01
TWI489887B (zh) 2015-06-21
EP2438530B1 (en) 2018-04-04
WO2010141371A1 (en) 2010-12-09
CN102597987A (zh) 2012-07-18
US8000485B2 (en) 2011-08-16
JP5746156B2 (ja) 2015-07-08
EP2438530A4 (en) 2016-12-07
CN102597987B (zh) 2015-06-17
EP2438530A1 (en) 2012-04-11
KR20120036303A (ko) 2012-04-17
KR101639099B1 (ko) 2016-07-12
US20100303246A1 (en) 2010-12-02
CA2763160C (en) 2016-02-23
JP2012529228A (ja) 2012-11-15

Similar Documents

Publication Publication Date Title
HK1173250A1 (en) Virtual audio processing for loudspeaker or headphone playback
HK1258592A1 (zh) 音頻再現方法和聲音再現系統
EP2371144A4 (en) INTERCHANGEABLE AUDIO HEADPHONE SYSTEM
HK1221845A1 (zh) 用於便攜式媒體回放裝置的音頻系統均衡化
GB0715273D0 (en) Audio headset
GB2458631B (en) Audio processing
GB2500159B (en) Audio listening system
EP2638694A4 (en) An Audio Processing Apparatus
HK1151110A1 (en) Frequency-warped audio equalizer
EP2589047A4 (en) AUDIO PROCESSING OF THE WORD
EP2599336A4 (en) Location-indexed audio content
PT2208366E (pt) Auscultadores acústicos
GB2457223B (en) Audio reproduction apparatus
EP2427881A4 (en) MULTICANAL AUDIO PROCESSING
EP2468016A4 (en) SPEAKER SYSTEM FOR REPRODUCING MULTI-CHANNEL SOUND WITH A BETTER SOUND IMAGE
GB2469573B (en) Processing audio signals
GB0709079D0 (en) Processing audio data
GB2462933B (en) Audio speaker grill mounting system
TWI365442B (en) Audio signal processing method
GB0715758D0 (en) Digital audio processing
TWM372599U (en) Speaker capable for separating sound
GB201002385D0 (en) Sound processing for video playback
HK1091653A2 (en) Stereo headphones can act as speakers
HK1137291A2 (en) Audio reproducer
GB0902267D0 (en) Sound processing for video playback

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: 20190527