WO2008142867A1 - スピーカ装置 - Google Patents

スピーカ装置 Download PDF

Info

Publication number
WO2008142867A1
WO2008142867A1 PCT/JP2008/001259 JP2008001259W WO2008142867A1 WO 2008142867 A1 WO2008142867 A1 WO 2008142867A1 JP 2008001259 W JP2008001259 W JP 2008001259W WO 2008142867 A1 WO2008142867 A1 WO 2008142867A1
Authority
WO
WIPO (PCT)
Prior art keywords
effective vibration
speaker
end portion
distance
predetermined length
Prior art date
Application number
PCT/JP2008/001259
Other languages
English (en)
French (fr)
Inventor
Akiko Fujise
Hiroyuki Takewa
Mikio Iwasa
Original Assignee
Panasonic Corporation
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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to JP2009515095A priority Critical patent/JP5145334B2/ja
Priority to EP08751777.7A priority patent/EP2157814B1/en
Priority to US12/600,858 priority patent/US8428293B2/en
Publication of WO2008142867A1 publication Critical patent/WO2008142867A1/ja

Links

Classifications

    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/403—Linear arrays of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery

Landscapes

  • 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)
  • Stereophonic Arrangements (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

　本発明に係るスピーカ装置は、複数のスピーカユニットを正面から見てライン状に配列したスピーカ装置であって、隣り合うスピーカユニットの有効振動領域間の間隔のうち、少なくとも１つの間隔が所定の長さに設定されており、所定の長さは、間隔を形成する一方の有効振動領域の端部から受聴位置までの距離と他方の有効振動領域の端部から受聴位置までの距離との差が各スピーカユニットの再生音の最短波長の半分よりも短くなるように設定された長さであることを特徴とする。
PCT/JP2008/001259 2007-05-21 2008-05-20 スピーカ装置 WO2008142867A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009515095A JP5145334B2 (ja) 2007-05-21 2008-05-20 スピーカ装置
EP08751777.7A EP2157814B1 (en) 2007-05-21 2008-05-20 Speaker device
US12/600,858 US8428293B2 (en) 2007-05-21 2008-05-20 Speaker device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007133709 2007-05-21
JP2007-133709 2007-05-21

Publications (1)

Publication Number Publication Date
WO2008142867A1 true WO2008142867A1 (ja) 2008-11-27

Family

ID=40031586

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/001259 WO2008142867A1 (ja) 2007-05-21 2008-05-20 スピーカ装置

Country Status (4)

Country Link
US (1) US8428293B2 (ja)
EP (1) EP2157814B1 (ja)
JP (1) JP5145334B2 (ja)
WO (1) WO2008142867A1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012086124A1 (ja) 2010-12-20 2012-06-28 Ｎｅｃカシオモバイルコミュニケーションズ株式会社 発振装置および電子機器
WO2012153537A1 (ja) * 2011-05-11 2012-11-15 パナソニック株式会社 映像表示装置
JP2013513266A (ja) * 2009-12-02 2013-04-18 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ フラットスピーカ
JP2013081096A (ja) * 2011-10-04 2013-05-02 Toa Corp 拡声システム
WO2013073560A1 (ja) * 2011-11-14 2013-05-23 シャープ株式会社 指向性スピーカ装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0514361D0 (en) * 2005-07-12 2005-08-17 1 Ltd Compact surround sound effects system
JP5682244B2 (ja) * 2010-11-09 2015-03-11 ソニー株式会社 スピーカーシステム
WO2012127812A1 (ja) * 2011-03-23 2012-09-27 パナソニック株式会社 スピーカとこれを用いた電子機器、ならびに移動体装置
US11166090B2 (en) * 2018-07-06 2021-11-02 Eric Jay Alexander Loudspeaker design
CN112190259B (zh) * 2020-09-10 2024-06-28 北京济声科技有限公司 用于测试声源定位能力的方法、测试者终端、受试者终端

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991019408A1 (en) 1990-06-04 1991-12-12 Marluc Inc. Loudspeaker assembly with multi-cellar diaphragm
JP2003125482A (ja) * 2001-09-19 2003-04-25 Bose Corp モジュラ・バス・アレイ
JP2004320100A (ja) 2003-04-11 2004-11-11 Matsushita Electric Ind Co Ltd アレイ型スピーカ装置
JP2005249771A (ja) * 2004-03-04 2005-09-15 Zircon Corp レシオメトリックスタッドセンサ
JP2006191285A (ja) * 2005-01-05 2006-07-20 Matsushita Electric Ind Co Ltd アレイスピーカシステムおよびそのオーディオ信号処理装置
WO2006096801A2 (en) 2005-03-08 2006-09-14 Harman International Industries, Incorporated Reflective loudspeaker array
JP2006303658A (ja) * 2005-04-18 2006-11-02 Sony Corp 再生装置および再生方法
JP2006319390A (ja) * 2005-05-10 2006-11-24 Yamaha Corp アレイスピーカ装置
JP2007028085A (ja) * 2005-07-14 2007-02-01 Yamaha Corp アレイスピーカシステム、およびラインアレイユニット
JP2007074336A (ja) * 2005-09-07 2007-03-22 Yamaha Corp オーディオシステム及びオーディオ装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2767834B2 (ja) 1988-10-21 1998-06-18 セイコーエプソン株式会社 半導体記憶装置
JPH02113493U (ja) * 1989-02-28 1990-09-11
JPH06225379A (ja) 1993-01-25 1994-08-12 Matsushita Electric Ind Co Ltd 指向性スピーカ装置
JP3826423B2 (ja) 1996-02-22 2006-09-27 ソニー株式会社 スピーカ装置
GB0124352D0 (en) 2001-10-11 2001-11-28 1 Ltd Signal processing device for acoustic transducer array
US7031487B2 (en) * 2003-05-14 2006-04-18 Step Technologies, Inc. Tabbed speaker frame with oversized diaphragm
US7684574B2 (en) * 2003-05-27 2010-03-23 Harman International Industries, Incorporated Reflective loudspeaker array
EP1909531B1 (en) 2005-07-14 2013-02-20 Yamaha Corporation Array speaker system and array microphone system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991019408A1 (en) 1990-06-04 1991-12-12 Marluc Inc. Loudspeaker assembly with multi-cellar diaphragm
JP2003125482A (ja) * 2001-09-19 2003-04-25 Bose Corp モジュラ・バス・アレイ
JP2004320100A (ja) 2003-04-11 2004-11-11 Matsushita Electric Ind Co Ltd アレイ型スピーカ装置
JP2005249771A (ja) * 2004-03-04 2005-09-15 Zircon Corp レシオメトリックスタッドセンサ
JP2006191285A (ja) * 2005-01-05 2006-07-20 Matsushita Electric Ind Co Ltd アレイスピーカシステムおよびそのオーディオ信号処理装置
WO2006096801A2 (en) 2005-03-08 2006-09-14 Harman International Industries, Incorporated Reflective loudspeaker array
JP2006303658A (ja) * 2005-04-18 2006-11-02 Sony Corp 再生装置および再生方法
JP2006319390A (ja) * 2005-05-10 2006-11-24 Yamaha Corp アレイスピーカ装置
JP2007028085A (ja) * 2005-07-14 2007-02-01 Yamaha Corp アレイスピーカシステム、およびラインアレイユニット
JP2007074336A (ja) * 2005-09-07 2007-03-22 Yamaha Corp オーディオシステム及びオーディオ装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2157814A4

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013513266A (ja) * 2009-12-02 2013-04-18 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ フラットスピーカ
WO2012086124A1 (ja) 2010-12-20 2012-06-28 Ｎｅｃカシオモバイルコミュニケーションズ株式会社 発振装置および電子機器
WO2012153537A1 (ja) * 2011-05-11 2012-11-15 パナソニック株式会社 映像表示装置
JP5626461B2 (ja) * 2011-05-11 2014-11-19 パナソニック株式会社 映像表示装置
US9462213B2 (en) 2011-05-11 2016-10-04 Panasonic Intellectual Property Management Co., Ltd. Video display device
JP2013081096A (ja) * 2011-10-04 2013-05-02 Toa Corp 拡声システム
WO2013073560A1 (ja) * 2011-11-14 2013-05-23 シャープ株式会社 指向性スピーカ装置
JP2013106172A (ja) * 2011-11-14 2013-05-30 Sharp Corp 指向性スピーカ装置

Also Published As

Publication number Publication date
US8428293B2 (en) 2013-04-23
JP5145334B2 (ja) 2013-02-13
US20100158282A1 (en) 2010-06-24
EP2157814A4 (en) 2012-03-28
JPWO2008142867A1 (ja) 2010-08-05
EP2157814B1 (en) 2013-07-31
EP2157814A1 (en) 2010-02-24

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