EP0336086A3 - Générateur de son micromécanique - Google Patents

Générateur de son micromécanique Download PDF

Info

Publication number
EP0336086A3
EP0336086A3 EP19890102836 EP89102836A EP0336086A3 EP 0336086 A3 EP0336086 A3 EP 0336086A3 EP 19890102836 EP19890102836 EP 19890102836 EP 89102836 A EP89102836 A EP 89102836A EP 0336086 A3 EP0336086 A3 EP 0336086A3
Authority
EP
European Patent Office
Prior art keywords
sound generator
micromechanic
preferred
sound
membranes
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.)
Withdrawn
Application number
EP19890102836
Other languages
German (de)
English (en)
Other versions
EP0336086A2 (fr
Inventor
Walter Dr. Kroy
Helmut Dr. Seidel
Oskar Dr. Bschorr
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.)
Airbus Defence and Space GmbH
Original Assignee
Deutsche Aerospace AG
Messerschmitt Bolkow Blohm AG
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 Deutsche Aerospace AG, Messerschmitt Bolkow Blohm AG filed Critical Deutsche Aerospace AG
Publication of EP0336086A2 publication Critical patent/EP0336086A2/fr
Publication of EP0336086A3 publication Critical patent/EP0336086A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B06B1/0292—Electrostatic transducers, e.g. electret-type
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • 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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
EP19890102836 1988-03-31 1989-02-18 Générateur de son micromécanique Withdrawn EP0336086A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19883811052 DE3811052C1 (fr) 1988-03-31 1988-03-31
DE3811052 1988-03-31

Publications (2)

Publication Number Publication Date
EP0336086A2 EP0336086A2 (fr) 1989-10-11
EP0336086A3 true EP0336086A3 (fr) 1991-08-07

Family

ID=6351204

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890102836 Withdrawn EP0336086A3 (fr) 1988-03-31 1989-02-18 Générateur de son micromécanique

Country Status (2)

Country Link
EP (1) EP0336086A3 (fr)
DE (1) DE3811052C1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7297313B1 (en) 1991-08-31 2007-11-20 The Regents Of The University Of California Microfabricated reactor, process for manufacturing the reactor, and method of amplification
CA2082080A1 (fr) * 1992-04-20 1993-10-21 Gordon Walter Culp Surface a plusieurs cavites thermocommandees individuellement
US5639423A (en) * 1992-08-31 1997-06-17 The Regents Of The University Of Calfornia Microfabricated reactor
US5585069A (en) * 1994-11-10 1996-12-17 David Sarnoff Research Center, Inc. Partitioned microelectronic and fluidic device array for clinical diagnostics and chemical synthesis
DE69533554T2 (de) * 1994-11-10 2005-01-27 Orchid Biosciences, Inc. Flüssigkeitsverteilungssystem
US5603351A (en) 1995-06-07 1997-02-18 David Sarnoff Research Center, Inc. Method and system for inhibiting cross-contamination in fluids of combinatorial chemistry device
DE19743336C2 (de) 1997-09-30 2002-01-31 Siemens Ag Vorrichtung zur Erzeugung von Ultraschallfeldern
DE19821861A1 (de) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Vorrichtung zur dynamischen Anregung von Plattenlautsprechern

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025092A1 (fr) * 1979-07-20 1981-03-18 Siemens Aktiengesellschaft Transducteur ultrasonore et procédé pour sa fabrication

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH634385A5 (en) * 1978-07-21 1983-01-31 Hans Ryffel Sliding-vane machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025092A1 (fr) * 1979-07-20 1981-03-18 Siemens Aktiengesellschaft Transducteur ultrasonore et procédé pour sa fabrication

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FUNKSCHAU, Band 58, Nr. 15, 18. Juli 1986, Seite 9, München, DE; "Elektroakustik: "IC-Fertigungstechnik ermöglicht Mini-Mikrofon" *
IBM TECHNICAL DISCLOSURE BULLETIN, Band 20, Nr. 6, November 1977, Seiten 2183-2184, New York, US; R.H. KATYL: "Monolithic ultrasound array" *

Also Published As

Publication number Publication date
DE3811052C1 (fr) 1989-08-24
EP0336086A2 (fr) 1989-10-11

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