AU3169701A - Ultrasound sensor having a pot-shaped oscillating element - Google Patents

Ultrasound sensor having a pot-shaped oscillating element

Info

Publication number
AU3169701A
AU3169701A AU31697/01A AU3169701A AU3169701A AU 3169701 A AU3169701 A AU 3169701A AU 31697/01 A AU31697/01 A AU 31697/01A AU 3169701 A AU3169701 A AU 3169701A AU 3169701 A AU3169701 A AU 3169701A
Authority
AU
Australia
Prior art keywords
pot
ultrasound sensor
oscillating element
shaped oscillating
shaped
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.)
Abandoned
Application number
AU31697/01A
Inventor
Dieter Falzewski
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.)
Volkswagen AG
Original Assignee
Volkswagen 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 Volkswagen AG filed Critical Volkswagen AG
Publication of AU3169701A publication Critical patent/AU3169701A/en
Abandoned 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
    • G10K9/122—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
    • 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
    • G10K9/125—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 with a plurality of active elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
    • G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
AU31697/01A 2000-02-26 2001-02-01 Ultrasound sensor having a pot-shaped oscillating element Abandoned AU3169701A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10009129A DE10009129A1 (en) 2000-02-26 2000-02-26 Ultrasonic sensor has pot-shaped vibration element whose floor acts as membrane with at least two disc-shaped piezoelectric transducers attached to membrane and adjacent to each other
DE10009129 2000-02-26
PCT/EP2001/001075 WO2001063595A1 (en) 2000-02-26 2001-02-01 Ultrasound sensor having a pot-shaped oscillating element

Publications (1)

Publication Number Publication Date
AU3169701A true AU3169701A (en) 2001-09-03

Family

ID=7632546

Family Applications (1)

Application Number Title Priority Date Filing Date
AU31697/01A Abandoned AU3169701A (en) 2000-02-26 2001-02-01 Ultrasound sensor having a pot-shaped oscillating element

Country Status (4)

Country Link
EP (1) EP1173842A1 (en)
AU (1) AU3169701A (en)
DE (1) DE10009129A1 (en)
WO (1) WO2001063595A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10158015B4 (en) * 2001-11-27 2010-10-14 Hydrometer Gmbh Ultrasonic transducer and flow meter
DE10361316B4 (en) * 2003-12-19 2015-08-27 Valeo Schalter Und Sensoren Gmbh Ultrasonic transducer device
DE102005060400B4 (en) * 2004-07-20 2020-12-10 Volkswagen Ag Unit for a cover of a vehicle rear area
DE102005042596A1 (en) * 2005-09-07 2007-04-26 Siemens Ag Ultrasonic vibration transducer
DE102010047176A1 (en) 2010-09-30 2012-04-05 Valeo Schalter Und Sensoren Gmbh Vehicle has ultrasonic sensor device with ultrasonic sensor having main axis, where sound lobe of sensor extends to its main axis in asymmetric manner
DE102015107899A1 (en) * 2015-05-20 2016-11-24 Valeo Schalter Und Sensoren Gmbh Ultrasonic sensor for a motor vehicle, motor vehicle and method for producing an ultrasonic sensor
DE102015110776A1 (en) * 2015-07-03 2017-01-05 Valeo Schalter Und Sensoren Gmbh Ultrasonic sensor device for a motor vehicle with two piezo elements, driver assistance system, motor vehicle and method
DE102017122428B4 (en) * 2017-09-27 2019-05-09 Valeo Schalter Und Sensoren Gmbh Ultrasonic sensor for a motor vehicle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135096A1 (en) * 1981-02-20 1982-09-09 Apparatebau Wilhelm Heibl Gmbh, 8671 Selbitz Sound generator (source) having a piezoelectric transducer
DE3137745A1 (en) * 1981-09-23 1983-04-07 Egon 5000 Köln Gelhard SENSOR FOR PERFORMING THE DISTANCE MEASUREMENT ACCORDING TO THE ULTRASONIC ECHOPRINZIP
DE3441684A1 (en) * 1984-11-15 1986-05-15 SWF Auto-Electric GmbH, 7120 Bietigheim-Bissingen Electro-acoustic transducer
DE3732410A1 (en) * 1987-09-25 1989-04-13 Siemens Ag ULTRASONIC TRANSFORMER WITH ASTIGMATIC TRANSMITTER / RECEIVING CHARACTERISTICS
DE4120681A1 (en) * 1990-08-04 1992-02-06 Bosch Gmbh Robert ULTRASONIC CONVERTER
DE19614885C1 (en) * 1996-04-16 1997-09-04 Bosch Gmbh Robert Sensor for sending and / or receiving acoustic signals

Also Published As

Publication number Publication date
EP1173842A1 (en) 2002-01-23
WO2001063595A1 (en) 2001-08-30
DE10009129A1 (en) 2001-08-30

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase