ATE509708T1 - Ultraschallwandler zur erzeugung asymmetrischer schallfelder - Google Patents

Ultraschallwandler zur erzeugung asymmetrischer schallfelder

Info

Publication number
ATE509708T1
ATE509708T1 AT08869632T AT08869632T ATE509708T1 AT E509708 T1 ATE509708 T1 AT E509708T1 AT 08869632 T AT08869632 T AT 08869632T AT 08869632 T AT08869632 T AT 08869632T AT E509708 T1 ATE509708 T1 AT E509708T1
Authority
AT
Austria
Prior art keywords
diaphragm
ultrasonic transducer
sound fields
asymmetric sound
generating asymmetric
Prior art date
Application number
AT08869632T
Other languages
English (en)
Inventor
Christian Degel
Daniel Schmitt
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Application granted granted Critical
Publication of ATE509708T1 publication Critical patent/ATE509708T1/de

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
    • G10K9/122—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Electrophonic Musical Instruments (AREA)
AT08869632T 2008-01-09 2008-12-19 Ultraschallwandler zur erzeugung asymmetrischer schallfelder ATE509708T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008003594 2008-01-09
PCT/DE2008/002140 WO2009086805A1 (de) 2008-01-09 2008-12-19 Ultraschallwandler zur erzeugung asymmetrischer schallfelder

Publications (1)

Publication Number Publication Date
ATE509708T1 true ATE509708T1 (de) 2011-06-15

Family

ID=40622175

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08869632T ATE509708T1 (de) 2008-01-09 2008-12-19 Ultraschallwandler zur erzeugung asymmetrischer schallfelder

Country Status (4)

Country Link
EP (1) EP2229242B1 (de)
AT (1) ATE509708T1 (de)
DE (1) DE112008003772A5 (de)
WO (1) WO2009086805A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010053713A1 (de) * 2010-12-07 2012-06-14 Continental Automotive Gmbh Elektroakustische Wandleranordnung und Verfahren zum Betreiben einer elektroakustischen Wandleranordnung
DE102012201884A1 (de) * 2012-02-09 2013-08-14 Robert Bosch Gmbh Schallwandler
GB201409547D0 (en) * 2014-05-29 2014-07-16 Gill Instr Ltd An electroacoustic transducer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4330747C1 (de) * 1993-09-10 1995-02-16 Siemens Ag Ultraschallwandler und Verfahren zu dessen Herstellung
US6443901B1 (en) * 2000-06-15 2002-09-03 Koninklijke Philips Electronics N.V. Capacitive micromachined ultrasonic transducers
JP3915448B2 (ja) * 2001-07-30 2007-05-16 日本ビクター株式会社 電気音響変換器
DE102006050037A1 (de) * 2006-10-24 2008-04-30 Robert Bosch Gmbh Ultraschallwandler

Also Published As

Publication number Publication date
DE112008003772A5 (de) 2010-12-09
EP2229242B1 (de) 2011-05-18
EP2229242A1 (de) 2010-09-22
WO2009086805A1 (de) 2009-07-16

Similar Documents

Publication Publication Date Title
MY177874A (en) Mems acoustic transducer, and acoustic transducer assembly having a stopper mechanism
WO2018039410A3 (en) Ultrasonic transducer to waveguide joining
DE60324844D1 (de) Verfahren und vorrichtung zur positionieren kleiner partikel in einer flüssigkeit
TW200721873A (en) Flat panel display module having speaker function
ATE520262T1 (de) Akustischer wandler mit reduzierter dicke
MX379033B (es) Sobremoldeo de cuchilla ultrasonica.
ATE546957T1 (de) Lautsprecher in schallwandebene
ATE401669T1 (de) Linearer ultraschallmotor
EP2886209A3 (de) Ultraschallsonde und Verfahren zur Herstellung davon
TW200626273A (en) Resonator, ultrasonic bonding head, and ultrasonic bonding apparatus
ATE512930T1 (de) Nanomikrofon bzw. -drucksensor
ATE478208T1 (de) Akustikelemente
CY1109075T1 (el) Χειρουργικο συστημα που εχει μια κασετα με ενα ακουστικο ανταυγαστηρα αερος
DK1772039T3 (da) Akustisk transducer omfattende adskillige koaksialt placerede membraner
DE502008001236D1 (de) Schallwandler zur Übertragung von Audiosignalen
MY147838A (en) Ultrasonic transducer
ATE509708T1 (de) Ultraschallwandler zur erzeugung asymmetrischer schallfelder
FI20115485A7 (fi) Akustiikkalevy
ATE418135T1 (de) Verfahren zur verbesserung des klanges von musikinstrumenten
ATE484923T1 (de) Membrananordnung für einen air-motion-transformer (amt) und schallwandler mit einer solchen membrananordnung
TR201100239T1 (tr) Bir yüksek basınç üreten hava pompası.
GB201121444D0 (en) Sound transducer with at least one piezo element
DE602004013170D1 (de) Messwertgeber zur Drehgeschwindigkeitsmessung
DE502006005619D1 (de) Dokument mit einem elektronischen gerät
DK2172060T3 (da) Magnetostriktiv mikrohøjtaler