CN1714601A - 用于音频信号的再现方法和再现设备 - Google Patents

用于音频信号的再现方法和再现设备 Download PDF

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Publication number
CN1714601A
CN1714601A CNA2003801040063A CN200380104006A CN1714601A CN 1714601 A CN1714601 A CN 1714601A CN A2003801040063 A CNA2003801040063 A CN A2003801040063A CN 200380104006 A CN200380104006 A CN 200380104006A CN 1714601 A CN1714601 A CN 1714601A
Authority
CN
China
Prior art keywords
sound
digital filter
audio signal
output
loudspeaker array
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.)
Pending
Application number
CNA2003801040063A
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English (en)
Chinese (zh)
Inventor
板桥彻德
浅田宏平
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
Application filed by Sony Corp filed Critical Sony Corp
Publication of CN1714601A publication Critical patent/CN1714601A/zh
Pending 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)
CNA2003801040063A 2002-12-09 2003-10-23 用于音频信号的再现方法和再现设备 Pending CN1714601A (zh)

Applications Claiming Priority (2)

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
JP356139/2002 2002-12-09

Publications (1)

Publication Number Publication Date
CN1714601A true CN1714601A (zh) 2005-12-28

Family

ID=32500811

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2003801040063A Pending CN1714601A (zh) 2002-12-09 2003-10-23 用于音频信号的再现方法和再现设备

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)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101242677B (zh) * 2007-02-05 2012-07-04 索尼株式会社 耳机设备、声音再现系统和声音再现方法
CN104936106A (zh) * 2014-03-18 2015-09-23 株式会社东芝 扬声器系统
CN105325012A (zh) * 2013-06-27 2016-02-10 歌拉利旺株式会社 传播延迟校正设备以及传播延迟校正方法
CN112135225A (zh) * 2019-06-25 2020-12-25 海信视像科技股份有限公司 扬声器系统和电子设备

Families Citing this family (15)

* 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
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
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

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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101242677B (zh) * 2007-02-05 2012-07-04 索尼株式会社 耳机设备、声音再现系统和声音再现方法
CN105325012A (zh) * 2013-06-27 2016-02-10 歌拉利旺株式会社 传播延迟校正设备以及传播延迟校正方法
US10375500B2 (en) 2013-06-27 2019-08-06 Clarion Co., Ltd. Propagation delay correction apparatus and propagation delay correction method
CN104936106A (zh) * 2014-03-18 2015-09-23 株式会社东芝 扬声器系统
CN112135225A (zh) * 2019-06-25 2020-12-25 海信视像科技股份有限公司 扬声器系统和电子设备
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

Also Published As

Publication number Publication date
JP2004193698A (ja) 2004-07-08
US20050271223A1 (en) 2005-12-08
KR20050083765A (ko) 2005-08-26
JP3821229B2 (ja) 2006-09-13
WO2004054321A1 (ja) 2004-06-24
EP1571885A1 (en) 2005-09-07

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Open date: 20051228