WO2012084503A3 - Device for transmitting and/or receiving an ultrasonic signal - Google Patents

Device for transmitting and/or receiving an ultrasonic signal Download PDF

Info

Publication number
WO2012084503A3
WO2012084503A3 PCT/EP2011/071951 EP2011071951W WO2012084503A3 WO 2012084503 A3 WO2012084503 A3 WO 2012084503A3 EP 2011071951 W EP2011071951 W EP 2011071951W WO 2012084503 A3 WO2012084503 A3 WO 2012084503A3
Authority
WO
WIPO (PCT)
Prior art keywords
transmitting
receiving
ultrasonic signal
side electrode
electrode
Prior art date
Application number
PCT/EP2011/071951
Other languages
German (de)
French (fr)
Other versions
WO2012084503A2 (en
Inventor
Peter Rapps
Andre Gerlach
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2012084503A2 publication Critical patent/WO2012084503A2/en
Publication of WO2012084503A3 publication Critical patent/WO2012084503A3/en

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
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0688—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF
    • B06B1/0692—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF with a continuous electrode on one side and a plurality of electrodes on the other side

Abstract

The invention relates to a device for transmitting and/or receiving an ultrasonic signal, comprising an electromechanical foil connected to at least one front side electrode (5) and at least one rear side electrode (7.1, 7.2), wherein one electrode is implemented over the entire surface and the second electrode (7.1, 7.2) is applied in the form of a pattern, or both the front side electrode and the rear side electrode are applied in the form of a pattern. The invention further relates to a use of the device.
PCT/EP2011/071951 2010-12-20 2011-12-06 Device for transmitting and/or receiving an ultrasonic signal WO2012084503A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010063555.3 2010-12-20
DE201010063555 DE102010063555A1 (en) 2010-12-20 2010-12-20 Device for transmitting and / or receiving an ultrasonic signal

Publications (2)

Publication Number Publication Date
WO2012084503A2 WO2012084503A2 (en) 2012-06-28
WO2012084503A3 true WO2012084503A3 (en) 2013-03-07

Family

ID=45418636

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/071951 WO2012084503A2 (en) 2010-12-20 2011-12-06 Device for transmitting and/or receiving an ultrasonic signal

Country Status (2)

Country Link
DE (1) DE102010063555A1 (en)
WO (1) WO2012084503A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011076430A1 (en) * 2011-05-25 2012-11-29 Robert Bosch Gmbh Sound wave based sensor
DE102012202422A1 (en) * 2012-02-16 2013-08-22 Robert Bosch Gmbh Transducer array
DE102013206715A1 (en) 2013-04-15 2014-10-16 Robert Bosch Gmbh Flat ultrasound horizontal array

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894243A (en) * 1974-06-06 1975-07-08 Us Navy Polymeric transducer array
EP0089770A1 (en) * 1982-03-18 1983-09-28 British Telecommunications Piezoelectric and pyroelectric film
WO2001002823A1 (en) * 1999-07-01 2001-01-11 Emfitech Oy Method for the manufacture of a sensor element, and a sensor element
DE102005059907A1 (en) * 2005-12-15 2007-06-21 Robert Bosch Gmbh ultrasonic sensor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654546A (en) 1984-11-20 1987-03-31 Kari Kirjavainen Electromechanical film and procedure for manufacturing same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894243A (en) * 1974-06-06 1975-07-08 Us Navy Polymeric transducer array
EP0089770A1 (en) * 1982-03-18 1983-09-28 British Telecommunications Piezoelectric and pyroelectric film
WO2001002823A1 (en) * 1999-07-01 2001-01-11 Emfitech Oy Method for the manufacture of a sensor element, and a sensor element
DE102005059907A1 (en) * 2005-12-15 2007-06-21 Robert Bosch Gmbh ultrasonic sensor

Also Published As

Publication number Publication date
WO2012084503A2 (en) 2012-06-28
DE102010063555A1 (en) 2012-06-21

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