CN1605226B - 改善虚拟环绕中空间感的方法 - Google Patents

改善虚拟环绕中空间感的方法 Download PDF

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Publication number
CN1605226B
CN1605226B CN028251059A CN02825105A CN1605226B CN 1605226 B CN1605226 B CN 1605226B CN 028251059 A CN028251059 A CN 028251059A CN 02825105 A CN02825105 A CN 02825105A CN 1605226 B CN1605226 B CN 1605226B
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channels
channel
representing
headphone
processing
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CN1605226A (zh
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克里斯托弗·查巴尼
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Dolby Laboratories Licensing Corp
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Dolby Laboratories Licensing Corp
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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)
CN028251059A 2001-12-18 2002-12-06 改善虚拟环绕中空间感的方法 Expired - Fee Related CN1605226B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US34431501P 2001-12-18 2001-12-18
US60/344,315 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
CN1605226A CN1605226A (zh) 2005-04-06
CN1605226B true CN1605226B (zh) 2010-12-01

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CN028251059A Expired - Fee Related CN1605226B (zh) 2001-12-18 2002-12-06 改善虚拟环绕中空间感的方法

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

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UA101542C2 (ru) 2008-12-15 2013-04-10 Долби Лабораторис Лайсензин Корпорейшн Виртуализатор окружающего звука с динамическим сжатием диапазона и способ
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US10149058B2 (en) 2013-03-15 2018-12-04 Richard O'Polka Portable sound system
WO2014144968A1 (en) 2013-03-15 2014-09-18 O'polka Richard Portable sound system
US9549248B2 (en) * 2013-09-04 2017-01-17 Nuvoton Technology Corporation Method and apparatus for reducing crosstalk in an integrated headset
WO2015062649A1 (en) 2013-10-30 2015-05-07 Huawei Technologies Co., Ltd. Method and mobile device for processing an audio signal
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
WO2016131471A1 (en) 2015-02-16 2016-08-25 Huawei Technologies Co., Ltd. An audio signal processing apparatus and method for crosstalk reduction of an audio signal
CN107258090B (zh) 2015-02-18 2019-07-19 华为技术有限公司 音频信号处理装置和音频信号滤波方法
TWI554943B (zh) * 2015-08-17 2016-10-21 李鵬 音訊處理方法及其系統
AU2016353143A1 (en) * 2015-11-10 2018-05-17 Lee F. Bender 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
WO2018132417A1 (en) 2017-01-13 2018-07-19 Dolby Laboratories Licensing Corporation Dynamic equalization for cross-talk cancellation
US10764704B2 (en) * 2018-03-22 2020-09-01 Boomcloud 360, Inc. Multi-channel subband spatial processing for loudspeakers
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US20010014159A1 (en) * 1999-12-02 2001-08-16 Hiroshi Masuda Audio reproducing apparatus

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US4159397A (en) * 1977-05-08 1979-06-26 Victor Company Of Japan, Limited Acoustic translation of quadraphonic signals for two- and four-speaker sound reproduction
CN1172320A (zh) * 1996-03-04 1998-02-04 株式会社泰姆韦尔 模拟虚拟空间的声音使听者欣赏虚拟仿真声音感受的方法和设备
US20010014159A1 (en) * 1999-12-02 2001-08-16 Hiroshi Masuda Audio reproducing apparatus

Also Published As

Publication number Publication date
CN1605226A (zh) 2005-04-06
TW200301663A (en) 2003-07-01
MXPA04005895A (es) 2004-09-13
KR101004393B1 (ko) 2010-12-28
US20050129249A1 (en) 2005-06-16
EP1457092A1 (en) 2004-09-15
KR20040068283A (ko) 2004-07-30
AU2002346672B2 (en) 2008-02-14
CA2467938C (en) 2013-11-05
AU2002346672A1 (en) 2003-06-30
HK1075167A1 (en) 2005-12-02
WO2003053099A1 (en) 2003-06-26
CA2467938A1 (en) 2003-06-26
JP2005513892A (ja) 2005-05-12
TWI230024B (en) 2005-03-21
US8155323B2 (en) 2012-04-10
MY147427A (en) 2012-12-14

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