JP5151985B2 - スピーカアレイおよびマイクロホンアレイ - Google Patents

スピーカアレイおよびマイクロホンアレイ Download PDF

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Publication number
JP5151985B2
JP5151985B2 JP2008537462A JP2008537462A JP5151985B2 JP 5151985 B2 JP5151985 B2 JP 5151985B2 JP 2008537462 A JP2008537462 A JP 2008537462A JP 2008537462 A JP2008537462 A JP 2008537462A JP 5151985 B2 JP5151985 B2 JP 5151985B2
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Japan
Prior art keywords
dimensional digital
digital filter
filter
ripple
amplitude
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Expired - Fee Related
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JP2008537462A
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English (en)
Japanese (ja)
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JPWO2008041530A1 (ja
Inventor
清 西川
孝司 櫛田
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Yamaha Corp
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Yamaha Corp
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Publication date
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Priority to JP2008537462A priority Critical patent/JP5151985B2/ja
Publication of JPWO2008041530A1 publication Critical patent/JPWO2008041530A1/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
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2008537462A 2006-09-25 2007-09-21 スピーカアレイおよびマイクロホンアレイ Expired - Fee Related JP5151985B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008537462A JP5151985B2 (ja) 2006-09-25 2007-09-21 スピーカアレイおよびマイクロホンアレイ

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2006258989 2006-09-25
JP2006258989 2006-09-25
JP2006258990 2006-09-25
JP2006258990 2006-09-25
PCT/JP2007/068452 WO2008041530A1 (fr) 2006-09-25 2007-09-21 Réseau de haut-parleurs et réseau de microphones
JP2008537462A JP5151985B2 (ja) 2006-09-25 2007-09-21 スピーカアレイおよびマイクロホンアレイ

Publications (2)

Publication Number Publication Date
JPWO2008041530A1 JPWO2008041530A1 (ja) 2010-02-04
JP5151985B2 true JP5151985B2 (ja) 2013-02-27

Family

ID=39268392

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008537462A Expired - Fee Related JP5151985B2 (ja) 2006-09-25 2007-09-21 スピーカアレイおよびマイクロホンアレイ

Country Status (2)

Country Link
JP (1) JP5151985B2 (fr)
WO (1) WO2008041530A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5540374B2 (ja) * 2009-08-11 2014-07-02 国立大学法人金沢大学 デジタル音響信号処理装置
JP6314803B2 (ja) * 2014-11-26 2018-04-25 ソニー株式会社 信号処理装置、信号処理方法及びプログラム
BR112018077408A2 (pt) 2016-07-05 2019-07-16 Sony Corp aparelho e método de formação do campo de som, e, programa.

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JPN6012057962; 太田　充，　西川　清: '"一定サイドローブ量の指向性アレイスピーカの広帯域設計"' 電子情報通信学会技術研究報告 , 20051013, ｐ７-ｐ１２, 電子情報通信学会 *
JPN6012057964; 西川　清，　高林　真一郎: '"広帯域信号に対するビームステアリング"' 電子情報通信学会技術研究報告 , 19930423, ｐ３３-ｐ４０, 電子情報通信学会 *

Also Published As

Publication number Publication date
WO2008041530A1 (fr) 2008-04-10
JPWO2008041530A1 (ja) 2010-02-04

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