JP2005513892A - バーチャルサラウンドにおける空間認知の改良方法 - Google Patents

バーチャルサラウンドにおける空間認知の改良方法 Download PDF

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Publication number
JP2005513892A
JP2005513892A JP2003553870A JP2003553870A JP2005513892A JP 2005513892 A JP2005513892 A JP 2005513892A JP 2003553870 A JP2003553870 A JP 2003553870A JP 2003553870 A JP2003553870 A JP 2003553870A JP 2005513892 A JP2005513892 A JP 2005513892A
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Japan
Prior art keywords
channel
processing
headphone
processor
input
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JP2003553870A
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Japanese (ja)
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JP2005513892A5 (https=
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シャバン、クリストファー
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Dolby Laboratories Licensing Corp
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Dolby Laboratories Licensing Corp
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Publication of JP2005513892A publication Critical patent/JP2005513892A/ja
Publication of JP2005513892A5 publication Critical patent/JP2005513892A5/ja
Pending legal-status Critical Current

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    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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 
    • 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 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
JP2003553870A 2001-12-18 2002-12-06 バーチャルサラウンドにおける空間認知の改良方法 Pending JP2005513892A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34431501P 2001-12-18 2001-12-18
PCT/US2002/038915 WO2003053099A1 (en) 2001-12-18 2002-12-06 Method for improving spatial perception in virtual surround

Publications (2)

Publication Number Publication Date
JP2005513892A true JP2005513892A (ja) 2005-05-12
JP2005513892A5 JP2005513892A5 (https=) 2008-03-27

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Application Number Title Priority Date Filing Date
JP2003553870A Pending JP2005513892A (ja) 2001-12-18 2002-12-06 バーチャルサラウンドにおける空間認知の改良方法

Country Status (11)

Country Link
US (1) US8155323B2 (https=)
EP (1) EP1457092A1 (https=)
JP (1) JP2005513892A (https=)
KR (1) KR101004393B1 (https=)
CN (1) CN1605226B (https=)
AU (1) AU2002346672B2 (https=)
CA (1) CA2467938C (https=)
MX (1) MXPA04005895A (https=)
MY (1) MY147427A (https=)
TW (1) TWI230024B (https=)
WO (1) WO2003053099A1 (https=)

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JP2007208318A (ja) * 2006-01-30 2007-08-16 Yamaha Corp 立体音響再生装置
JP2008227804A (ja) * 2007-03-12 2008-09-25 Yamaha Corp アレイスピーカ装置

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US9445213B2 (en) 2008-06-10 2016-09-13 Qualcomm Incorporated Systems and methods for providing surround sound using speakers and headphones
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JP5400225B2 (ja) * 2009-10-05 2014-01-29 ハーマン インターナショナル インダストリーズ インコーポレイテッド オーディオ信号の空間的抽出のためのシステム
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US9549248B2 (en) * 2013-09-04 2017-01-17 Nuvoton Technology Corporation Method and apparatus for reducing crosstalk in an integrated headset
CN105917674B (zh) * 2013-10-30 2019-11-22 华为技术有限公司 用于处理音频信号的方法和移动装置
US9788135B2 (en) 2013-12-04 2017-10-10 The United States Of America As Represented By The Secretary Of The Air Force Efficient personalization of head-related transfer functions for improved virtual spatial audio
USD740784S1 (en) 2014-03-14 2015-10-13 Richard O'Polka Portable sound device
CN104394498B (zh) * 2014-09-28 2017-01-18 北京塞宾科技有限公司 一种三通道全息声场回放方法及声场采集装置
CN107431871B (zh) 2015-02-16 2019-12-17 华为技术有限公司 过滤音频信号的音频信号处理装置和方法
BR112017017332B1 (pt) 2015-02-18 2022-11-16 Huawei Technologies Co., Ltd Aparelho de processamento de sinal de áudio e método para filtrar um sinal de áudio
TWI554943B (zh) * 2015-08-17 2016-10-21 李鵬 音訊處理方法及其系統
WO2017083572A1 (en) * 2015-11-10 2017-05-18 Bender Lee F Digital audio processing systems and methods
CN106899920A (zh) * 2016-10-28 2017-06-27 广州奥凯电子有限公司 一种声音信号处理方法及系统
CN110326310B (zh) 2017-01-13 2020-12-29 杜比实验室特许公司 串扰消除的动态均衡
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007208318A (ja) * 2006-01-30 2007-08-16 Yamaha Corp 立体音響再生装置
JP2008227804A (ja) * 2007-03-12 2008-09-25 Yamaha Corp アレイスピーカ装置

Also Published As

Publication number Publication date
US20050129249A1 (en) 2005-06-16
MXPA04005895A (es) 2004-09-13
CN1605226A (zh) 2005-04-06
CA2467938C (en) 2013-11-05
KR20040068283A (ko) 2004-07-30
CA2467938A1 (en) 2003-06-26
KR101004393B1 (ko) 2010-12-28
HK1075167A1 (en) 2005-12-02
AU2002346672B2 (en) 2008-02-14
WO2003053099A1 (en) 2003-06-26
CN1605226B (zh) 2010-12-01
TW200301663A (en) 2003-07-01
MY147427A (en) 2012-12-14
EP1457092A1 (en) 2004-09-15
AU2002346672A1 (en) 2003-06-30
TWI230024B (en) 2005-03-21
US8155323B2 (en) 2012-04-10

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