JP5123319B2 - スピーカラインの検査装置 - Google Patents

スピーカラインの検査装置 Download PDF

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Publication number
JP5123319B2
JP5123319B2 JP2009548841A JP2009548841A JP5123319B2 JP 5123319 B2 JP5123319 B2 JP 5123319B2 JP 2009548841 A JP2009548841 A JP 2009548841A JP 2009548841 A JP2009548841 A JP 2009548841A JP 5123319 B2 JP5123319 B2 JP 5123319B2
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Prior art keywords
impedance
signal
speaker
speaker line
test signal
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English (en)
Japanese (ja)
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JPWO2009087772A1 (ja
Inventor
和磨 浅田
浩智 安藤
剛 小川
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Toa Corp
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Toa Corp
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40852897&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP5123319(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
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Publication of JPWO2009087772A1 publication Critical patent/JPWO2009087772A1/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
    • 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
    • H04R29/007—Monitoring arrangements; Testing arrangements for public address systems

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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)
  • Circuit For Audible Band Transducer (AREA)
JP2009548841A 2008-01-10 2008-01-10 スピーカラインの検査装置 Active JP5123319B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/050198 WO2009087772A1 (fr) 2008-01-10 2008-01-10 Dispositif d'inspection de ligne de haut-parleur

Publications (2)

Publication Number Publication Date
JPWO2009087772A1 JPWO2009087772A1 (ja) 2011-05-26
JP5123319B2 true JP5123319B2 (ja) 2013-01-23

Family

ID=40852897

Family Applications (1)

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JP2009548841A Active JP5123319B2 (ja) 2008-01-10 2008-01-10 スピーカラインの検査装置

Country Status (3)

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EP (2) EP2229006B2 (fr)
JP (1) JP5123319B2 (fr)
WO (1) WO2009087772A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3076545B1 (fr) 2010-02-10 2020-12-16 Goodix Technology (HK) Company Limited Systeme et procede pour adapter un signal de haut-parleur
CN102420711B (zh) * 2010-09-28 2014-04-30 鸿富锦精密工业（深圳）有限公司 网络通信设备及其侦测负载异常的方法
US9352499B2 (en) 2011-04-12 2016-05-31 Valinge Innovation Ab Method of manufacturing a layer
EP2837209B1 (fr) * 2012-04-10 2019-08-07 Koninklijke Philips N.V. Methode et dispositif pour la revision d'un transducteur acoustique
JP5924116B2 (ja) * 2012-05-17 2016-05-25 ヤマハ株式会社 半導体集積回路及び信号増幅装置
JP5772721B2 (ja) 2012-05-24 2015-09-02 アンデン株式会社 車両接近通報装置
WO2013190632A1 (fr) * 2012-06-19 2013-12-27 Toa株式会社 Dispositif de haut-parleur
CN104428169B (zh) * 2012-07-04 2016-08-24 松下知识产权经营株式会社 接近报警装置、接近报警系统、移动体装置、接近报警系统的故障诊断方法
DE102012220137A1 (de) * 2012-11-06 2014-05-08 Robert Bosch Gmbh Schaltungsanordnung und Verfahren zum Prüfen eines Mikrofons sowie System zum Betreiben eines Mikrofons mit einer derartigen Schaltungsanordnung
ES2545824T3 (es) * 2012-11-20 2015-09-16 Bombardier Transportation Gmbh Reproducción de audio segura en interfaz hombre-máquina
US9119005B2 (en) * 2013-04-11 2015-08-25 Bose Corporation Connection diagnostics for parallel speakers
JP6484814B2 (ja) 2013-09-20 2019-03-20 パナソニックＩｐマネジメント株式会社 音響装置、音響システム、移動体装置、および音響システムの故障診断方法
US9332343B2 (en) 2014-04-14 2016-05-03 Apple Inc. Multi-channel audio system having a shared current sense element for estimating individual speaker impedances using test signals
US9247345B2 (en) 2014-04-14 2016-01-26 Apple Inc. Multi-channel audio system having a shared current sense element for estimating individual speaker impedances
CN108419173A (zh) * 2017-02-09 2018-08-17 钰太芯微电子科技（上海）有限公司 一种扬声器自适应调节系统及方法
US11263895B2 (en) 2017-04-05 2022-03-01 Carrier Corporation Audio riser active electrical supervision
EP3503591B1 (fr) 2017-12-19 2021-02-03 Honeywell International Inc. Dispositif permettant de connecter et de déconnecter électriquement des portions d'une ligne électrique, système d'adresse publique, procédé de détection d'une défaillance dans une ligne électrique
JP7409122B2 (ja) * 2020-01-31 2024-01-09 ヤマハ株式会社 管理サーバー、音響管理方法、プログラム、音響クライアントおよび音響管理システム

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01135898U (fr) * 1988-03-09 1989-09-18
JPH09218233A (ja) * 1996-02-08 1997-08-19 Harness Sogo Gijutsu Kenkyusho:Kk 車両における負荷の断線検出装置
JP2001036995A (ja) * 1999-07-21 2001-02-09 Toa Corp スピーカ回線の異常検知装置
JP2003274491A (ja) * 2002-03-18 2003-09-26 Mitsubishi Electric Corp スピーカ断線検出装置
JP2005241349A (ja) * 2004-02-25 2005-09-08 Matsushita Electric Ind Co Ltd 制御装置
JP2007033288A (ja) * 2005-07-28 2007-02-08 Toa Corp スピーカライン検査装置及びスピーカライン検査装置用端末装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100619055B1 (ko) * 2004-11-16 2006-08-31 삼성전자주식회사 오디오/비디오 시스템의 스피커 모드 자동 설정 방법 및장치
JP2007037024A (ja) * 2005-07-29 2007-02-08 Toa Corp スピーカラインの検査装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01135898U (fr) * 1988-03-09 1989-09-18
JPH09218233A (ja) * 1996-02-08 1997-08-19 Harness Sogo Gijutsu Kenkyusho:Kk 車両における負荷の断線検出装置
JP2001036995A (ja) * 1999-07-21 2001-02-09 Toa Corp スピーカ回線の異常検知装置
JP2003274491A (ja) * 2002-03-18 2003-09-26 Mitsubishi Electric Corp スピーカ断線検出装置
JP2005241349A (ja) * 2004-02-25 2005-09-08 Matsushita Electric Ind Co Ltd 制御装置
JP2007033288A (ja) * 2005-07-28 2007-02-08 Toa Corp スピーカライン検査装置及びスピーカライン検査装置用端末装置

Also Published As

Publication number Publication date
EP2229006B2 (fr) 2019-02-27
EP2584792A1 (fr) 2013-04-24
EP2229006B1 (fr) 2013-11-20
EP2229006A4 (fr) 2012-08-08
JPWO2009087772A1 (ja) 2011-05-26
EP2584792B2 (fr) 2018-09-12
WO2009087772A1 (fr) 2009-07-16
EP2584792B1 (fr) 2014-04-16
EP2229006A1 (fr) 2010-09-15

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