TWI625975B - 用於多聲道音訊之室內特徵化及校正技術 - Google Patents

用於多聲道音訊之室內特徵化及校正技術 Download PDF

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TWI625975B
TWI625975B TW101116492A TW101116492A TWI625975B TW I625975 B TWI625975 B TW I625975B TW 101116492 A TW101116492 A TW 101116492A TW 101116492 A TW101116492 A TW 101116492A TW I625975 B TWI625975 B TW I625975B
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frequency
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indoor
channel
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TW101116492A
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TW201301912A (zh
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蘇爾安 菲索
詹姆斯Ｄ 強斯頓
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Ｄｔｓ股份有限公司
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    • 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
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H04S7/303—Tracking of listener position or orientation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels

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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)
TW101116492A 2011-05-09 2012-05-09 用於多聲道音訊之室內特徵化及校正技術 TWI625975B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/103,809 2011-05-09
US13/103,809 US9031268B2 (en) 2011-05-09 2011-05-09 Room characterization and correction for multi-channel audio

Publications (2)

Publication Number Publication Date
TW201301912A TW201301912A (zh) 2013-01-01
TWI625975B true TWI625975B (zh) 2018-06-01

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TW101116492A TWI625975B (zh) 2011-05-09 2012-05-09 用於多聲道音訊之室內特徵化及校正技術
TW108139808A TWI700937B (zh) 2011-05-09 2012-05-09 用於多聲道音訊之室內特徵化及校正技術
TW107106189A TWI677248B (zh) 2011-05-09 2012-05-09 用於多聲道音訊之室內特徵化及校正技術

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TW108139808A TWI700937B (zh) 2011-05-09 2012-05-09 用於多聲道音訊之室內特徵化及校正技術
TW107106189A TWI677248B (zh) 2011-05-09 2012-05-09 用於多聲道音訊之室內特徵化及校正技術

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US (2) US9031268B2 (https=)
EP (1) EP2708039B1 (https=)
JP (1) JP6023796B2 (https=)
KR (1) KR102036359B1 (https=)
CN (1) CN103621110B (https=)
TW (3) TWI625975B (https=)
WO (1) WO2012154823A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
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