CN100586231C - 声音再现系统和声音再现方法 - Google Patents

声音再现系统和声音再现方法 Download PDF

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Publication number
CN100586231C
CN100586231C CN200710151304A CN200710151304A CN100586231C CN 100586231 C CN100586231 C CN 100586231C CN 200710151304 A CN200710151304 A CN 200710151304A CN 200710151304 A CN200710151304 A CN 200710151304A CN 100586231 C CN100586231 C CN 100586231C
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China
Prior art keywords
sound
audio signal
channel
volume
sound channel
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Expired - Fee Related
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CN200710151304A
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Chinese (zh)
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CN101150890A (zh
Inventor
横田哲平
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Sony Corp
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Sony 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
    • H04S3/008—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones
    • 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
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers
    • 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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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN200710151304A 2006-09-22 2007-09-24 声音再现系统和声音再现方法 Expired - Fee Related CN100586231C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006256803 2006-09-22
JP2006256803A JP4946305B2 (ja) 2006-09-22 2006-09-22 音響再生システム、音響再生装置および音響再生方法

Publications (2)

Publication Number Publication Date
CN101150890A CN101150890A (zh) 2008-03-26
CN100586231C true CN100586231C (zh) 2010-01-27

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Family Applications (1)

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CN200710151304A Expired - Fee Related CN100586231C (zh) 2006-09-22 2007-09-24 声音再现系统和声音再现方法

Country Status (3)

Country Link
US (1) US8194898B2 (https=)
JP (1) JP4946305B2 (https=)
CN (1) CN100586231C (https=)

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CN107040862A (zh) * 2016-02-03 2017-08-11 腾讯科技（深圳）有限公司 音频处理方法及处理系统

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CN106973355B (zh) * 2016-01-14 2019-07-02 腾讯科技（深圳）有限公司 环绕立体声实现方法和装置
CN107040862A (zh) * 2016-02-03 2017-08-11 腾讯科技（深圳）有限公司 音频处理方法及处理系统

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