DE69813670D1 - Schaltung zur Steuerung einer vibrierenden Membran - Google Patents

Schaltung zur Steuerung einer vibrierenden Membran

Info

Publication number
DE69813670D1
DE69813670D1 DE69813670T DE69813670T DE69813670D1 DE 69813670 D1 DE69813670 D1 DE 69813670D1 DE 69813670 T DE69813670 T DE 69813670T DE 69813670 T DE69813670 T DE 69813670T DE 69813670 D1 DE69813670 D1 DE 69813670D1
Authority
DE
Germany
Prior art keywords
controlling
circuit
vibrating membrane
vibrating
membrane
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.)
Expired - Lifetime
Application number
DE69813670T
Other languages
English (en)
Inventor
Andre Bremond
Philippe Merceron
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Application granted granted Critical
Publication of DE69813670D1 publication Critical patent/DE69813670D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
    • G10K9/15—Self-interrupting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Magnetic Treatment Devices (AREA)
  • Relay Circuits (AREA)
DE69813670T 1997-05-22 1998-05-18 Schaltung zur Steuerung einer vibrierenden Membran Expired - Lifetime DE69813670D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9706497A FR2763777B1 (fr) 1997-05-22 1997-05-22 Circuit de commande d'une membrane vibrante

Publications (1)

Publication Number Publication Date
DE69813670D1 true DE69813670D1 (de) 2003-05-28

Family

ID=9507298

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69813670T Expired - Lifetime DE69813670D1 (de) 1997-05-22 1998-05-18 Schaltung zur Steuerung einer vibrierenden Membran

Country Status (4)

Country Link
US (1) US6380847B1 (de)
EP (1) EP0881623B1 (de)
DE (1) DE69813670D1 (de)
FR (1) FR2763777B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10104590C1 (de) * 2001-02-01 2002-08-08 Infineon Technologies Ag Akustisches Signalerzeugungsgerät und Verfahren zur Erzeugung eines akustischen Signals
JP2010152329A (ja) * 2008-12-25 2010-07-08 Sung Il Industrial Co Ltd 電子式平型警音器とフォトインタラプタを利用した警音器
CN104972966A (zh) * 2014-04-11 2015-10-14 万喻 一种解决机动车船喇叭emc电磁干扰的方法及喇叭
CN105096929A (zh) * 2014-04-30 2015-11-25 鸿富锦精密工业(武汉)有限公司 蜂鸣器电路

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283299A (en) * 1964-06-04 1966-11-01 Henry C Savino Motor vehicle signal device
US3582687A (en) * 1969-07-15 1971-06-01 Massachusetts Inst Technology Monostable and astable multivibrator apparatus including differential amplifier, rc network and switch means for initiating and terminating output pulses
DE7021446U (de) * 1970-06-08 1971-02-25 Junghans Gmbh Geb Elektrische klingel fuer weckeruhren.
US4136337A (en) * 1977-10-27 1979-01-23 General Signal Corporation Buzzer assembly
US4598049A (en) * 1983-08-31 1986-07-01 Systec Inc. General purpose gene synthesizer
US4747351A (en) * 1985-12-18 1988-05-31 Baret David B Solid-state whistle and horn activation system for model railroads
DE3608761A1 (de) * 1986-03-15 1987-09-17 Hella Kg Hueck & Co Elektromagnetisches signalhorn
DE3638761A1 (de) 1986-11-13 1988-05-26 Schering Ag Verbesserte ketoreduktion von carbacyclinzwischenprodukten
US5457437A (en) * 1991-06-08 1995-10-10 Mando Machinery Corporation Sparking free circuit of electric horn

Also Published As

Publication number Publication date
US6380847B1 (en) 2002-04-30
EP0881623B1 (de) 2003-04-23
EP0881623A1 (de) 1998-12-02
FR2763777B1 (fr) 1999-08-13
FR2763777A1 (fr) 1998-11-27

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Legal Events

Date Code Title Description
8332 No legal effect for de