JP6775201B2 - 警報音の音響装置及び音響システム - Google Patents

警報音の音響装置及び音響システム Download PDF

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Publication number
JP6775201B2
JP6775201B2 JP2017101053A JP2017101053A JP6775201B2 JP 6775201 B2 JP6775201 B2 JP 6775201B2 JP 2017101053 A JP2017101053 A JP 2017101053A JP 2017101053 A JP2017101053 A JP 2017101053A JP 6775201 B2 JP6775201 B2 JP 6775201B2
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Japan
Prior art keywords
voltage
sound
period
frequency
piezoelectric buzzer
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Active
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JP2017101053A
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English (en)
Japanese (ja)
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JP2018194793A (ja
Inventor
守雄 中村
守雄 中村
正也 花園
正也 花園
福島　実
実 福島
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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Priority to JP2017101053A priority Critical patent/JP6775201B2/ja
Priority to EP18172887.4A priority patent/EP3415243B1/de
Publication of JP2018194793A publication Critical patent/JP2018194793A/ja
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Publication of JP6775201B2 publication Critical patent/JP6775201B2/ja
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0215—Driving circuits for generating pulses, e.g. bursts of oscillations, envelopes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
    • B06B1/0276—Driving circuits for generating signals continuous in time for generating multiple frequencies with simultaneous generation, e.g. with modulation, harmonics
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP2017101053A 2017-05-22 2017-05-22 警報音の音響装置及び音響システム Active JP6775201B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017101053A JP6775201B2 (ja) 2017-05-22 2017-05-22 警報音の音響装置及び音響システム
EP18172887.4A EP3415243B1 (de) 2017-05-22 2018-05-17 Akustische vorrichtung für warnton und akustisches system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017101053A JP6775201B2 (ja) 2017-05-22 2017-05-22 警報音の音響装置及び音響システム

Publications (2)

Publication Number Publication Date
JP2018194793A JP2018194793A (ja) 2018-12-06
JP6775201B2 true JP6775201B2 (ja) 2020-10-28

Family

ID=62196470

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017101053A Active JP6775201B2 (ja) 2017-05-22 2017-05-22 警報音の音響装置及び音響システム

Country Status (2)

Country Link
EP (1) EP3415243B1 (de)
JP (1) JP6775201B2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021060436A1 (ja) * 2019-09-27 2021-04-01 日本精機株式会社 車両用音出力装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1499575A (en) * 1974-09-11 1978-02-01 Seiko Instr & Electronics Electronic buzzers
JPS6068598U (ja) * 1983-10-17 1985-05-15 リズム時計工業株式会社 圧電ブザ−駆動回路
JPH0832111B2 (ja) * 1986-10-28 1996-03-27 松下電器産業株式会社 発音体
GB2388995B (en) * 2002-05-23 2004-06-30 Gent Ltd Improvements in and relating to alarms
JP2004093244A (ja) * 2002-08-30 2004-03-25 Seiko Instruments Inc 腕装着型電子機器
JP4234639B2 (ja) * 2004-05-20 2009-03-04 ティーオーエー株式会社 音声信号発生装置
US20070057778A1 (en) * 2005-09-14 2007-03-15 Floyd Bell, Inc. Alarm combining audio signaling and switch functions
JP4917463B2 (ja) * 2007-03-23 2012-04-18 シチズンホールディングス株式会社 ブザー付き電子機器、ブザー駆動回路、及びブザー駆動用半導体装置
JP5186199B2 (ja) 2007-12-25 2013-04-17 ホーチキ株式会社 警報器
JP5489754B2 (ja) * 2010-01-29 2014-05-14 能美防災株式会社 音響警報装置及びこれを備えた火災報知設備
JP6308788B2 (ja) * 2013-03-27 2018-04-11 セイコーインスツル株式会社 電子機器及び衝撃検出方法

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Publication number Publication date
EP3415243A1 (de) 2018-12-19
JP2018194793A (ja) 2018-12-06
EP3415243B1 (de) 2021-07-21

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