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FR2742953B1 - Procede de commande d'un buzzer - Google Patents

Procede de commande d'un buzzer

Info

Publication number
FR2742953B1
FR2742953B1 FR9515377A FR9515377A FR2742953B1 FR 2742953 B1 FR2742953 B1 FR 2742953B1 FR 9515377 A FR9515377 A FR 9515377A FR 9515377 A FR9515377 A FR 9515377A FR 2742953 B1 FR2742953 B1 FR 2742953B1
Authority
FR
France
Prior art keywords
buzzer
ordering process
ordering
buzzer ordering
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
FR9515377A
Other languages
English (en)
Other versions
FR2742953A1 (fr
Inventor
H Stephane Manac
Francois Chambon
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.)
Sagem SA
Original Assignee
Sagem 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 Sagem SA filed Critical Sagem SA
Priority to FR9515377A priority Critical patent/FR2742953B1/fr
Priority to EP96402857A priority patent/EP0781071A1/fr
Publication of FR2742953A1 publication Critical patent/FR2742953A1/fr
Application granted granted Critical
Publication of FR2742953B1 publication Critical patent/FR2742953B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR9515377A 1995-12-22 1995-12-22 Procede de commande d'un buzzer Expired - Fee Related FR2742953B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9515377A FR2742953B1 (fr) 1995-12-22 1995-12-22 Procede de commande d'un buzzer
EP96402857A EP0781071A1 (fr) 1995-12-22 1996-12-20 Procédé de commande d'un buzzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9515377A FR2742953B1 (fr) 1995-12-22 1995-12-22 Procede de commande d'un buzzer

Publications (2)

Publication Number Publication Date
FR2742953A1 FR2742953A1 (fr) 1997-06-27
FR2742953B1 true FR2742953B1 (fr) 1998-01-23

Family

ID=9485870

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9515377A Expired - Fee Related FR2742953B1 (fr) 1995-12-22 1995-12-22 Procede de commande d'un buzzer

Country Status (2)

Country Link
EP (1) EP0781071A1 (fr)
FR (1) FR2742953B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044279A (en) * 1996-06-05 2000-03-28 Nec Corporation Portable electronic apparatus with adjustable-volume of ringing tone
US5844983A (en) * 1997-07-10 1998-12-01 Ericsson Inc. Method and apparatus for controlling a telephone ring signal
US6246761B1 (en) 1997-07-24 2001-06-12 Nortel Networks Limited Automatic volume control for a telephone ringer
DE19822370A1 (de) * 1998-05-19 1999-11-25 Bosch Gmbh Robert Telekommunikationsendgerät
US6134455A (en) * 1998-06-30 2000-10-17 Nokia Mobile Phones Limited Annunciating apparatus, and associated method, for radio communication device
AU2288099A (en) * 1999-01-25 2000-08-07 Maxon Systems Inc. (London) Ltd. Alert signal unit for an electronic device to compensate for the influence of anenvironment
FI19992322A (fi) * 1999-10-28 2001-04-29 Vlsi Solution Oy Summerin ohjauskytkentä
GB2358553B (en) * 2000-01-21 2002-04-10 Motorola Ltd Generation of alert signals in radio transceivers
EP1414022A4 (fr) * 2002-04-01 2005-06-08 Matsushita Electric Ind Co Ltd Systeme d'avertissement audibles
US7424120B2 (en) 2003-08-06 2008-09-09 Avago Technologies General Ip Pte Ltd Method and apparatus for volume control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076968A (en) * 1976-09-02 1978-02-28 Bell Telephone Laboratories, Incorporated Telephone ringer intensity control responsive to ambient noise
GB2084783B (en) * 1980-10-02 1985-06-19 Production Eng Res Audio system
DE4021787A1 (de) * 1990-07-09 1992-01-16 Telefunken Electronic Gmbh Elektro-akustisches system
JPH06121008A (ja) * 1992-10-05 1994-04-28 Nitsuko Corp 電話機

Also Published As

Publication number Publication date
EP0781071A1 (fr) 1997-06-25
FR2742953A1 (fr) 1997-06-27

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Legal Events

Date Code Title Description
ST Notification of lapse