JP4744063B2 - オーディオシステムの自動等化 - Google Patents

オーディオシステムの自動等化 Download PDF

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Publication number
JP4744063B2
JP4744063B2 JP2003081923A JP2003081923A JP4744063B2 JP 4744063 B2 JP4744063 B2 JP 4744063B2 JP 2003081923 A JP2003081923 A JP 2003081923A JP 2003081923 A JP2003081923 A JP 2003081923A JP 4744063 B2 JP4744063 B2 JP 4744063B2
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JP
Japan
Prior art keywords
microphone
signal
equalization
audio system
frequency response
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
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JP2003081923A
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English (en)
Japanese (ja)
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JP2003324788A5 (enExample
JP2003324788A (ja
Inventor
ウィリアム・エム・ラビノウィッツ
ヒルマー・レーネルト
キース・ディー・マーティン
リチャード・イー・サフラン
アビジット・クルカルニ
フィン・アーノルド
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Bose Corp
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Bose Corp
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Publication of JP2003324788A5 publication Critical patent/JP2003324788A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H04R29/002—Loudspeaker arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more 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
    • H04S7/307—Frequency adjustment, e.g. tone control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
JP2003081923A 2002-03-25 2003-03-25 オーディオシステムの自動等化 Expired - Lifetime JP4744063B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/105206 2002-03-25
US10/105,206 US7483540B2 (en) 2002-03-25 2002-03-25 Automatic audio system equalizing

Publications (3)

Publication Number Publication Date
JP2003324788A JP2003324788A (ja) 2003-11-14
JP2003324788A5 JP2003324788A5 (enExample) 2006-05-18
JP4744063B2 true JP4744063B2 (ja) 2011-08-10

Family

ID=27804328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003081923A Expired - Lifetime JP4744063B2 (ja) 2002-03-25 2003-03-25 オーディオシステムの自動等化

Country Status (5)

Country Link
US (11) US7483540B2 (enExample)
EP (1) EP1349427B1 (enExample)
JP (1) JP4744063B2 (enExample)
CN (1) CN1447624B (enExample)
DE (1) DE60330417D1 (enExample)

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* Cited by examiner, † Cited by third party
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