HK1075167A1 - Method for improving spatial perception in virtual surround - Google Patents

Method for improving spatial perception in virtual surround

Info

Publication number
HK1075167A1
HK1075167A1 HK05107342.5A HK05107342A HK1075167A1 HK 1075167 A1 HK1075167 A1 HK 1075167A1 HK 05107342 A HK05107342 A HK 05107342A HK 1075167 A1 HK1075167 A1 HK 1075167A1
Authority
HK
Hong Kong
Prior art keywords
spatial perception
virtual surround
improving spatial
improving
surround
Prior art date
Application number
HK05107342.5A
Other languages
English (en)
Inventor
Christophe Chabanne
Original Assignee
Dolby Lab Licensing Corp
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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of HK1075167A1 publication Critical patent/HK1075167A1/xx

Links

Classifications

    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
HK05107342.5A 2001-12-18 2005-08-22 Method for improving spatial perception in virtual surround HK1075167A1 (en)

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 (1)

Publication Number Publication Date
HK1075167A1 true HK1075167A1 (en) 2005-12-02

Family

ID=23349999

Family Applications (1)

Application Number Title Priority Date Filing Date
HK05107342.5A HK1075167A1 (en) 2001-12-18 2005-08-22 Method for improving spatial perception in virtual surround

Country Status (12)

Country Link
US (1) US8155323B2 (es)
EP (1) EP1457092A1 (es)
JP (1) JP2005513892A (es)
KR (1) KR101004393B1 (es)
CN (1) CN1605226B (es)
AU (1) AU2002346672B2 (es)
CA (1) CA2467938C (es)
HK (1) HK1075167A1 (es)
MX (1) MXPA04005895A (es)
MY (1) MY147427A (es)
TW (1) TWI230024B (es)
WO (1) WO2003053099A1 (es)

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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
MY183156A (en) 2015-02-16 2021-02-16 Huawei Tech Co Ltd An audio signal processing apparatus and method for filtering an audio signal
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Also Published As

Publication number Publication date
CA2467938C (en) 2013-11-05
KR20040068283A (ko) 2004-07-30
CA2467938A1 (en) 2003-06-26
EP1457092A1 (en) 2004-09-15
JP2005513892A (ja) 2005-05-12
KR101004393B1 (ko) 2010-12-28
AU2002346672A1 (en) 2003-06-30
MY147427A (en) 2012-12-14
CN1605226B (zh) 2010-12-01
AU2002346672B2 (en) 2008-02-14
US20050129249A1 (en) 2005-06-16
WO2003053099A1 (en) 2003-06-26
TWI230024B (en) 2005-03-21
US8155323B2 (en) 2012-04-10
TW200301663A (en) 2003-07-01
CN1605226A (zh) 2005-04-06
MXPA04005895A (es) 2004-09-13

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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: 20171206