EP3731539A4 - Système de diffusion - Google Patents

Système de diffusion Download PDF

Info

Publication number
EP3731539A4
EP3731539A4 EP17935278.6A EP17935278A EP3731539A4 EP 3731539 A4 EP3731539 A4 EP 3731539A4 EP 17935278 A EP17935278 A EP 17935278A EP 3731539 A4 EP3731539 A4 EP 3731539A4
Authority
EP
European Patent Office
Prior art keywords
broadcasting system
broadcasting
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
EP17935278.6A
Other languages
German (de)
English (en)
Other versions
EP3731539A1 (fr
Inventor
Takaaki Sano
Kimihiro KAKEDA
Kazuma Asada
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.)
Toa Corp
Original Assignee
Toa 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 Toa Corp filed Critical Toa Corp
Publication of EP3731539A1 publication Critical patent/EP3731539A1/fr
Publication of EP3731539A4 publication Critical patent/EP3731539A4/fr
Pending legal-status Critical Current

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
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/007—Monitoring arrangements; Testing arrangements for public address systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
EP17935278.6A 2017-12-22 2017-12-22 Système de diffusion Pending EP3731539A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/046142 WO2019123636A1 (fr) 2017-12-22 2017-12-22 Système de diffusion

Publications (2)

Publication Number Publication Date
EP3731539A1 EP3731539A1 (fr) 2020-10-28
EP3731539A4 true EP3731539A4 (fr) 2021-08-04

Family

ID=66993303

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17935278.6A Pending EP3731539A4 (fr) 2017-12-22 2017-12-22 Système de diffusion

Country Status (2)

Country Link
EP (1) EP3731539A4 (fr)
WO (1) WO2019123636A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1777988A2 (fr) * 2005-10-20 2007-04-25 Protec Fire Detection Plc Améliorations apportées à un système d'annonce en public avec circuits isolateurs de zone
EP2017803A1 (fr) * 2007-07-16 2009-01-21 Herbert Puchner Système de conservation des fonctions et de sécurisation actif pour réseaux de haut-parleurs d'alarmes dans une technique de conduite annulaire à deux fils
WO2014013530A1 (fr) * 2012-07-20 2014-01-23 Toa Corporation Système d'avertissement et de signalisation public, et dispositif de surveillance pour un système d'avertissement et de signalisation public
EP2862369A1 (fr) * 2012-06-15 2015-04-22 Toa Corporation Système de sonorisation et dispositif de commande pour système de sonorisation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3317324B2 (ja) * 1995-08-30 2002-08-26 ティーオーエー株式会社 スピーカラインの検査装置
NL2006494C2 (en) 2011-03-25 2012-09-26 Astrea Intellectueel Eigendomsrecht B V Isolator device for passing through a signal.

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1777988A2 (fr) * 2005-10-20 2007-04-25 Protec Fire Detection Plc Améliorations apportées à un système d'annonce en public avec circuits isolateurs de zone
EP2017803A1 (fr) * 2007-07-16 2009-01-21 Herbert Puchner Système de conservation des fonctions et de sécurisation actif pour réseaux de haut-parleurs d'alarmes dans une technique de conduite annulaire à deux fils
EP2862369A1 (fr) * 2012-06-15 2015-04-22 Toa Corporation Système de sonorisation et dispositif de commande pour système de sonorisation
WO2014013530A1 (fr) * 2012-07-20 2014-01-23 Toa Corporation Système d'avertissement et de signalisation public, et dispositif de surveillance pour un système d'avertissement et de signalisation public

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019123636A1 *

Also Published As

Publication number Publication date
WO2019123636A1 (fr) 2019-06-27
EP3731539A1 (fr) 2020-10-28

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