EP3779907A4 - AUDIO DEVICE - Google Patents

AUDIO DEVICE Download PDF

Info

Publication number
EP3779907A4
EP3779907A4 EP19777224.7A EP19777224A EP3779907A4 EP 3779907 A4 EP3779907 A4 EP 3779907A4 EP 19777224 A EP19777224 A EP 19777224A EP 3779907 A4 EP3779907 A4 EP 3779907A4
Authority
EP
European Patent Office
Prior art keywords
audio device
audio
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.)
Granted
Application number
EP19777224.7A
Other languages
German (de)
French (fr)
Other versions
EP3779907A1 (en
EP3779907B1 (en
Inventor
Fumiyoshi Mukoyama
Hideaki Takahashi
Mai CHINZAKA
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
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 Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Priority to EP22175814.7A priority Critical patent/EP4089656A1/en
Publication of EP3779907A1 publication Critical patent/EP3779907A1/en
Publication of EP3779907A4 publication Critical patent/EP3779907A4/en
Application granted granted Critical
Publication of EP3779907B1 publication Critical patent/EP3779907B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to two or more of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to two or more of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to two or more of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to two or more of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • G08B7/062—Signalling systems according to two or more of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources indicating emergency exits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Alarm Systems (AREA)
EP19777224.7A 2018-03-29 2019-03-15 Audio device Active EP3779907B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22175814.7A EP4089656A1 (en) 2018-03-29 2019-03-15 Audio device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018066190A JP7002006B2 (en) 2018-03-29 2018-03-29 Audio equipment
PCT/JP2019/010865 WO2019188420A1 (en) 2018-03-29 2019-03-15 Audio device

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP22175814.7A Division-Into EP4089656A1 (en) 2018-03-29 2019-03-15 Audio device
EP22175814.7A Division EP4089656A1 (en) 2018-03-29 2019-03-15 Audio device

Publications (3)

Publication Number Publication Date
EP3779907A1 EP3779907A1 (en) 2021-02-17
EP3779907A4 true EP3779907A4 (en) 2021-05-19
EP3779907B1 EP3779907B1 (en) 2022-07-06

Family

ID=68061503

Family Applications (2)

Application Number Title Priority Date Filing Date
EP22175814.7A Withdrawn EP4089656A1 (en) 2018-03-29 2019-03-15 Audio device
EP19777224.7A Active EP3779907B1 (en) 2018-03-29 2019-03-15 Audio device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP22175814.7A Withdrawn EP4089656A1 (en) 2018-03-29 2019-03-15 Audio device

Country Status (4)

Country Link
EP (2) EP4089656A1 (en)
JP (1) JP7002006B2 (en)
TW (1) TWI712996B (en)
WO (1) WO2019188420A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170138563A1 (en) * 2015-11-13 2017-05-18 Huizhou Light Engine Limited Light emitting diode strobe lighting system
US20170358188A1 (en) * 2016-06-10 2017-12-14 Dathan O. Black Systems including a smart device for receiving a prerecorded message and transmitting the prerecorded message to a detector

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730991A (en) * 1993-07-13 1995-01-31 Fujitsu Ltd Speaker mounting structure
JP4901572B2 (en) * 2007-04-27 2012-03-21 Ｄｘアンテナ株式会社 Push button structure in electronic equipment
JP5123104B2 (en) 2008-08-25 2013-01-16 ホーチキ株式会社 Alarm
US20100073172A1 (en) * 2008-09-25 2010-03-25 L.I.F.E. Support Technologies, Llc Dual condition fire/smoke detector with adjustable led cannon
US8933811B2 (en) * 2009-10-05 2015-01-13 Cavius Aps Smoke alarm
US9007222B2 (en) * 2012-09-21 2015-04-14 Google Inc. Detector unit and sensing chamber therefor
TWM505665U (en) * 2015-03-13 2015-07-21 Yun Yang Fire Safety Equipment Co Ltd Fire alarm device
JP6618765B2 (en) * 2015-10-27 2019-12-11 ホーチキ株式会社 Indicator light device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170138563A1 (en) * 2015-11-13 2017-05-18 Huizhou Light Engine Limited Light emitting diode strobe lighting system
US20170358188A1 (en) * 2016-06-10 2017-12-14 Dathan O. Black Systems including a smart device for receiving a prerecorded message and transmitting the prerecorded message to a detector

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019188420A1 *

Also Published As

Publication number Publication date
TWI712996B (en) 2020-12-11
EP3779907A1 (en) 2021-02-17
JP7002006B2 (en) 2022-01-20
TW201942880A (en) 2019-11-01
EP3779907B1 (en) 2022-07-06
WO2019188420A1 (en) 2019-10-03
JP2019175395A (en) 2019-10-10
EP4089656A1 (en) 2022-11-16

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