EP3386649A1 - Acoustic transducer arrangement having a structured metal layer and method for producing an acoustic transducer arrangement having a structured metal layer - Google Patents
Acoustic transducer arrangement having a structured metal layer and method for producing an acoustic transducer arrangement having a structured metal layerInfo
- Publication number
- EP3386649A1 EP3386649A1 EP16782063.8A EP16782063A EP3386649A1 EP 3386649 A1 EP3386649 A1 EP 3386649A1 EP 16782063 A EP16782063 A EP 16782063A EP 3386649 A1 EP3386649 A1 EP 3386649A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- layer
- recess
- plate carrier
- perforated plate
- sound transducer
- 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- Withdrawn
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title description 5
- 239000012528 membrane Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 73
- 239000012790 adhesive layer Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
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
- B06B1/0607—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 using multiple elements
- B06B1/0622—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 using multiple elements on one surface
-
- 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
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
Definitions
- Connection layer is electrically conductive.
- it comprises a conductive second adhesive layer.
- conductor tracks are arranged within the terminating layer, which contact the second electrodes.
- each piezoelectric element 105 at least partially on the
- Piezo elements 105 a lateral distance which is less than half the airborne sound wavelength of an operating frequency of the sound transducer assembly.
- the operating frequency is in the range of 20 kHz to 150 kHz, preferably 50 kHz.
- the acoustic transducer arrangement comprises between two and fifty piezoelectric elements 105, preferably two to twelve.
- the piezo elements 105 are arranged in the form of an array.
- the array may be linear, matrix-like, oval or circular.
- the Schallwanlderanssen is in motor vehicles, moving or stationary
- Piezo elements is an electrically conductive second connection layer, also preferably an adhesive layer, applied to the bearing surfaces.
- first recesses of the perforated plate carrier are at least partially filled with a damping material.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015224763.5A DE102015224763A1 (en) | 2015-12-10 | 2015-12-10 | Sound transducer arrangement and method for producing a sound transducer arrangement |
PCT/EP2016/074858 WO2017097478A1 (en) | 2015-12-10 | 2016-10-17 | Acoustic transducer arrangement having a structured metal layer and method for producing an acoustic transducer arrangement having a structured metal layer |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3386649A1 true EP3386649A1 (en) | 2018-10-17 |
Family
ID=57138072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16782063.8A Withdrawn EP3386649A1 (en) | 2015-12-10 | 2016-10-17 | Acoustic transducer arrangement having a structured metal layer and method for producing an acoustic transducer arrangement having a structured metal layer |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3386649A1 (en) |
CN (1) | CN108290183A (en) |
DE (1) | DE102015224763A1 (en) |
WO (1) | WO2017097478A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10888084B2 (en) | 2015-07-15 | 2021-01-12 | Nrg Systems, Inc. | Ultrasonic bat deterrent system |
CN108348158B (en) | 2015-11-03 | 2022-02-08 | Nrg系统股份有限公司 | Broadband ultrasonic transducer device for deterrence of wildlife and method of use thereof |
CN114367431B (en) * | 2022-01-10 | 2023-05-23 | 京东方科技集团股份有限公司 | Transducer and preparation method thereof |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6129596U (en) * | 1984-07-24 | 1986-02-22 | 谷口 義晴 | Structure of ultrasonic transmitter/receiver |
US4754440A (en) * | 1985-12-27 | 1988-06-28 | Aisin Seiki Kabushikikaisha | Ultrasonic transducer |
US5174926A (en) * | 1988-04-07 | 1992-12-29 | Sahagen Armen N | Compositions for piezoresistive and superconductive application |
DE3920872A1 (en) | 1989-06-26 | 1991-01-03 | Siemens Ag | Hot bonding thermoplastic material to piezoelectric material - in transducer mfr., by surface fusing thermoplastic material |
US6058782A (en) * | 1998-09-25 | 2000-05-09 | Kulite Semiconductor Products | Hermetically sealed ultra high temperature silicon carbide pressure transducers and method for fabricating same |
JP3770114B2 (en) * | 2001-07-11 | 2006-04-26 | 株式会社村田製作所 | Piezoelectric electroacoustic transducer and manufacturing method thereof |
US20050075572A1 (en) | 2003-10-01 | 2005-04-07 | Mills David M. | Focusing micromachined ultrasonic transducer arrays and related methods of manufacture |
JP2008191007A (en) * | 2007-02-05 | 2008-08-21 | Denso Corp | Structure for mounting sensor device |
DE102007027936B4 (en) * | 2007-06-18 | 2009-09-10 | Giesecke & Devrient Gmbh | Portable data carrier |
JP4944159B2 (en) * | 2009-06-02 | 2012-05-30 | Tdk株式会社 | Piezoelectric actuator and method for manufacturing piezoelectric actuator |
DE102011079646A1 (en) * | 2011-07-22 | 2013-02-07 | Robert Bosch Gmbh | Ultrasonic sensor device for detecting and / or transmitting ultrasound |
JP6135088B2 (en) * | 2012-10-12 | 2017-05-31 | セイコーエプソン株式会社 | Ultrasonic transducer device, probe head, ultrasonic probe, electronic device and ultrasonic diagnostic apparatus |
CN104022685B (en) * | 2014-05-23 | 2017-03-08 | 厦门大学 | The frequency modulation array piezoelectric cantilever prisoner applying to piezoelectric harvester can method |
JP2016067585A (en) * | 2014-09-30 | 2016-05-09 | セイコーエプソン株式会社 | Ultrasonic transducer device, ultrasonic measurement apparatus and ultrasonic measurement system |
-
2015
- 2015-12-10 DE DE102015224763.5A patent/DE102015224763A1/en not_active Withdrawn
-
2016
- 2016-10-17 WO PCT/EP2016/074858 patent/WO2017097478A1/en unknown
- 2016-10-17 EP EP16782063.8A patent/EP3386649A1/en not_active Withdrawn
- 2016-10-17 CN CN201680071570.7A patent/CN108290183A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CN108290183A (en) | 2018-07-17 |
DE102015224763A1 (en) | 2017-06-14 |
WO2017097478A1 (en) | 2017-06-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3731196C2 (en) | ||
EP0935741B1 (en) | Surface micro-mechanic ultrasonic transducer with integrated control circuit, and array | |
EP3320694B1 (en) | Mems circuit board module having an integrated piezoelectric structure, and electroacoustic transducer arrangement | |
DE19922148C2 (en) | Piezoelectric acoustic component | |
WO2006089638A1 (en) | Electrical module comprising a mems microphone | |
DE102005008514B4 (en) | Microphone membrane and microphone with the microphone membrane | |
DE10296407T5 (en) | Transducer arrangement with several superimposed elements, and a method for their production | |
DE4006718A1 (en) | PIEZOELECTRIC CONVERTER | |
EP3386649A1 (en) | Acoustic transducer arrangement having a structured metal layer and method for producing an acoustic transducer arrangement having a structured metal layer | |
DE102008041132A1 (en) | Bending transducer for generating electrical energy from mechanical deformations | |
DE102009000379A1 (en) | Ultrasonic transducer for a proximity sensor | |
WO2011073414A2 (en) | Oscillatory system for an ultrasonic transducer and method for producing the oscillatory system | |
DE4135369A1 (en) | Bipolar piezoelectric accelerometer with built-in test facility - has upper and lower electrodes in halves for application of test voltage and measurement of deformation | |
DE10341730A1 (en) | Ultrasound transducer for use in imaging system, has pair of mutually opposing electrode layers having patterns defining one-dimensional and multi-dimensional array of elements | |
EP1378014B1 (en) | Electromechanical converter comprising at least one piezoelectric element | |
DE102011052767B4 (en) | Ultrasonic transducer for a proximity sensor | |
DE102004057795B4 (en) | Contacting of multilayer piezoactuators or sensors | |
EP3386650B1 (en) | Acoustic transducer arrangement having two parallel connecting elements and method for producing an acoustic transducer arrangement having two parallel connecting elements | |
EP3386646A1 (en) | Acoustic transducer arrangement having bending elements and method for producing an acoustic transducer arrangement having bending elements | |
EP3386648A1 (en) | Acoustic transducer arrangement having annular connecting regions and method for producing an acoustic transducer arrangement having annular connecting regions | |
WO2017097473A1 (en) | Acoustic transducer arrangement having concentric connecting elements and method for producing an acoustic transducer arrangement having concentric connecting elements | |
WO2016128090A1 (en) | Ultrasonic transducer assembly | |
DE19726355A1 (en) | Micromechanical resonance structure | |
EP0971557B1 (en) | Ultrasonic foil transducer | |
DE112019006369T5 (en) | Piezoelectric converter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20180710 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ROBERT BOSCH GMBH |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20210104 |
|
INTG | Intention to grant announced |
Effective date: 20210113 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20210501 |