CN104969577B - 将虚拟扬声器映射到物理扬声器 - Google Patents

将虚拟扬声器映射到物理扬声器 Download PDF

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Publication number
CN104969577B
CN104969577B CN201480007510.XA CN201480007510A CN104969577B CN 104969577 B CN104969577 B CN 104969577B CN 201480007510 A CN201480007510 A CN 201480007510A CN 104969577 B CN104969577 B CN 104969577B
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renderer
loudspeaker
virtual speaker
difference
speaker
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CN104969577A (zh
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N·G·彼得斯
M·J·莫雷尔
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Qualcomm Inc
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Qualcomm Inc
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    • 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 
    • 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN201480007510.XA 2013-02-07 2014-02-07 将虚拟扬声器映射到物理扬声器 Expired - Fee Related CN104969577B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361762302P 2013-02-07 2013-02-07
US61/762,302 2013-02-07
US201361829832P 2013-05-31 2013-05-31
US61/829,832 2013-05-31
US14/174,775 2014-02-06
US14/174,775 US9913064B2 (en) 2013-02-07 2014-02-06 Mapping virtual speakers to physical speakers
PCT/US2014/015315 WO2014124268A1 (en) 2013-02-07 2014-02-07 Mapping virtual speakers to physical speakers

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CN104969577A CN104969577A (zh) 2015-10-07
CN104969577B true CN104969577B (zh) 2017-05-10

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CN201480006477.9A Expired - Fee Related CN104956695B (zh) 2013-02-07 2014-02-07 确定用于球面谐波系数的渲染器的方法和装置
CN201480007510.XA Expired - Fee Related CN104969577B (zh) 2013-02-07 2014-02-07 将虚拟扬声器映射到物理扬声器

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US (2) US9736609B2 (enExample)
EP (2) EP2954703B1 (enExample)
JP (2) JP6309545B2 (enExample)
KR (2) KR20150115822A (enExample)
CN (2) CN104956695B (enExample)
TW (2) TWI538531B (enExample)
WO (2) WO2014124264A1 (enExample)

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