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FR2763777B1 - Circuit de commande d'une membrane vibrante - Google Patents

Circuit de commande d'une membrane vibrante

Info

Publication number
FR2763777B1
FR2763777B1 FR9706497A FR9706497A FR2763777B1 FR 2763777 B1 FR2763777 B1 FR 2763777B1 FR 9706497 A FR9706497 A FR 9706497A FR 9706497 A FR9706497 A FR 9706497A FR 2763777 B1 FR2763777 B1 FR 2763777B1
Authority
FR
France
Prior art keywords
control circuit
vibrating membrane
vibrating
membrane
circuit
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 - Fee Related
Application number
FR9706497A
Other languages
English (en)
Other versions
FR2763777A1 (fr
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
STMicroelectronics lnc USA
Original Assignee
SGS Thomson Microelectronics SA
SGS Thomson Microelectronics Inc
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 SGS Thomson Microelectronics SA, SGS Thomson Microelectronics Inc filed Critical SGS Thomson Microelectronics SA
Priority to FR9706497A priority Critical patent/FR2763777B1/fr
Priority to EP98410052A priority patent/EP0881623B1/fr
Priority to DE69813670T priority patent/DE69813670D1/de
Priority to US09/082,926 priority patent/US6380847B1/en
Publication of FR2763777A1 publication Critical patent/FR2763777A1/fr
Application granted granted Critical
Publication of FR2763777B1 publication Critical patent/FR2763777B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
FR9706497A 1997-05-22 1997-05-22 Circuit de commande d'une membrane vibrante Expired - Fee Related FR2763777B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9706497A FR2763777B1 (fr) 1997-05-22 1997-05-22 Circuit de commande d'une membrane vibrante
EP98410052A EP0881623B1 (fr) 1997-05-22 1998-05-18 Circuit de commande d'une membrane vibrante
DE69813670T DE69813670D1 (de) 1997-05-22 1998-05-18 Schaltung zur Steuerung einer vibrierenden Membran
US09/082,926 US6380847B1 (en) 1997-05-22 1998-05-21 Control circuit for a vibrating membrane

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 (2)

Publication Number Publication Date
FR2763777A1 FR2763777A1 (fr) 1998-11-27
FR2763777B1 true FR2763777B1 (fr) 1999-08-13

Family

ID=9507298

Family Applications (1)

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

Country Status (4)

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

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
CN104972966B (zh) * 2014-04-11 2025-09-05 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
EP0881623A1 (fr) 1998-12-02
FR2763777A1 (fr) 1998-11-27
EP0881623B1 (fr) 2003-04-23
DE69813670D1 (de) 2003-05-28

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Legal Events

Date Code Title Description
ST Notification of lapse