JP3821229B2 - オーディオ信号の再生方法および再生装置 - Google Patents

オーディオ信号の再生方法および再生装置 Download PDF

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Publication number
JP3821229B2
JP3821229B2 JP2002356139A JP2002356139A JP3821229B2 JP 3821229 B2 JP3821229 B2 JP 3821229B2 JP 2002356139 A JP2002356139 A JP 2002356139A JP 2002356139 A JP2002356139 A JP 2002356139A JP 3821229 B2 JP3821229 B2 JP 3821229B2
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JP
Japan
Prior art keywords
digital filters
audio signal
sound
speakers
point
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 - Fee Related
Application number
JP2002356139A
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English (en)
Japanese (ja)
Other versions
JP2004193698A (ja
JP2004193698A5 (enExample
Inventor
徹徳 板橋
宏平 浅田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to JP2002356139A priority Critical patent/JP3821229B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Priority to EP03758836A priority patent/EP1571885A1/en
Priority to KR1020057006483A priority patent/KR20050083765A/ko
Priority to PCT/JP2003/013574 priority patent/WO2004054321A1/ja
Priority to US10/532,546 priority patent/US20050271223A1/en
Priority to CNA2003801040063A priority patent/CN1714601A/zh
Publication of JP2004193698A publication Critical patent/JP2004193698A/ja
Publication of JP2004193698A5 publication Critical patent/JP2004193698A5/ja
Application granted granted Critical
Publication of JP3821229B2 publication Critical patent/JP3821229B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • 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 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • 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
    • 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
    • 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 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2203/00—Details of circuits for transducers, loudspeakers or microphones covered by H04R3/00 but not provided for in any of its subgroups
    • H04R2203/12—Beamforming aspects for stereophonic sound reproduction with 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
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure
    • 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
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
    • H04R2430/25—Array processing for suppression of unwanted side-lobes in directivity characteristics, e.g. a blocking matrix

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2002356139A 2002-12-09 2002-12-09 オーディオ信号の再生方法および再生装置 Expired - Fee Related JP3821229B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2002356139A JP3821229B2 (ja) 2002-12-09 2002-12-09 オーディオ信号の再生方法および再生装置
KR1020057006483A KR20050083765A (ko) 2002-12-09 2003-10-23 오디오 신호의 재생방법 및 재생장치
PCT/JP2003/013574 WO2004054321A1 (ja) 2002-12-09 2003-10-23 オーディオ信号の再生方法及び再生装置
US10/532,546 US20050271223A1 (en) 2002-12-09 2003-10-23 Audio signal reproducing method and reproducing apparatus
EP03758836A EP1571885A1 (en) 2002-12-09 2003-10-23 Audio signal reproducing method and reproducing apparatus
CNA2003801040063A CN1714601A (zh) 2002-12-09 2003-10-23 用于音频信号的再现方法和再现设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002356139A JP3821229B2 (ja) 2002-12-09 2002-12-09 オーディオ信号の再生方法および再生装置

Publications (3)

Publication Number Publication Date
JP2004193698A JP2004193698A (ja) 2004-07-08
JP2004193698A5 JP2004193698A5 (enExample) 2005-03-17
JP3821229B2 true JP3821229B2 (ja) 2006-09-13

Family

ID=32500811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002356139A Expired - Fee Related JP3821229B2 (ja) 2002-12-09 2002-12-09 オーディオ信号の再生方法および再生装置

Country Status (6)

Country Link
US (1) US20050271223A1 (enExample)
EP (1) EP1571885A1 (enExample)
JP (1) JP3821229B2 (enExample)
KR (1) KR20050083765A (enExample)
CN (1) CN1714601A (enExample)
WO (1) WO2004054321A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4349123B2 (ja) 2003-12-25 2009-10-21 ヤマハ株式会社 音声出力装置
JP2005197896A (ja) 2004-01-05 2005-07-21 Yamaha Corp スピーカアレイ用のオーディオ信号供給装置
JP4251077B2 (ja) * 2004-01-07 2009-04-08 ヤマハ株式会社 スピーカ装置
JP4161906B2 (ja) 2004-01-07 2008-10-08 ヤマハ株式会社 スピーカ装置
JP3915804B2 (ja) 2004-08-26 2007-05-16 ヤマハ株式会社 オーディオ再生装置
JP4779381B2 (ja) 2005-02-25 2011-09-28 ヤマハ株式会社 アレースピーカ装置
JP5401760B2 (ja) * 2007-02-05 2014-01-29 ソニー株式会社 ヘッドフォン装置、音声再生システム、音声再生方法
JP5241855B2 (ja) 2008-02-25 2013-07-17 シックスポイント マテリアルズ， インコーポレイテッド Ｉｉｉ族窒化物ウエハを製造する方法およびｉｉｉ族窒化物ウエハ
GB0821999D0 (en) * 2008-12-02 2009-01-07 Pss Belgium Nv Method and apparatus for improved directivity of an acoustic antenna
KR101295849B1 (ko) * 2008-12-18 2013-08-12 삼성전자주식회사 음향 방사 패턴 제어 장치 및 방법
JP5535325B2 (ja) 2009-10-05 2014-07-02 ハーマン インターナショナル インダストリーズ インコーポレイテッド オーディオチャネル補償を有するマルチチャネルオーディオシステム
JP6216553B2 (ja) 2013-06-27 2017-10-18 クラリオン株式会社 伝搬遅延補正装置及び伝搬遅延補正方法
JP6258089B2 (ja) * 2014-03-18 2018-01-10 株式会社東芝 スピーカシステム
WO2016085011A1 (ko) * 2014-11-24 2016-06-02 가락전자 주식회사 오디오 스트림 사이의 신호 동기화 방법
KR101525207B1 (ko) * 2014-11-24 2015-06-04 가락전자 주식회사 오디오 스트림 사이의 신호 동기화 방법
KR102565118B1 (ko) * 2015-08-21 2023-08-08 디티에스, 인코포레이티드 누설 소거용 다중 스피커 방법 및 장치
CN109196581B (zh) * 2016-05-30 2023-08-22 索尼公司 局部静音声场形成设备和方法以及程序
US10531196B2 (en) * 2017-06-02 2020-01-07 Apple Inc. Spatially ducking audio produced through a beamforming loudspeaker array
CN112135225B (zh) * 2019-06-25 2023-11-21 海信视像科技股份有限公司 扬声器系统和电子设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160431B1 (en) * 1984-04-09 1990-09-19 Pioneer Electronic Corporation Sound field correction system
JP3067140B2 (ja) * 1989-11-17 2000-07-17 日本放送協会 立体音響再生方法
JP3065485B2 (ja) * 1994-06-30 2000-07-17 株式会社ケンウッド スピーカシステム
US5870484A (en) * 1995-09-05 1999-02-09 Greenberger; Hal Loudspeaker array with signal dependent radiation pattern
US5815578A (en) * 1997-01-17 1998-09-29 Aureal Semiconductor, Inc. Method and apparatus for canceling leakage from a speaker
CN100539737C (zh) * 2001-03-27 2009-09-09 1...有限公司 产生声场的方法和装置

Also Published As

Publication number Publication date
JP2004193698A (ja) 2004-07-08
US20050271223A1 (en) 2005-12-08
KR20050083765A (ko) 2005-08-26
WO2004054321A1 (ja) 2004-06-24
CN1714601A (zh) 2005-12-28
EP1571885A1 (en) 2005-09-07

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