DE202004002107U1 - Ultrasonic transducer with a piezoelectric ceramic transducer element and a matching (sic) layer in thermoplastic elastomer simple and cost effective to produce useful in the transmission of ultrasonic sound waves - Google Patents
Ultrasonic transducer with a piezoelectric ceramic transducer element and a matching (sic) layer in thermoplastic elastomer simple and cost effective to produce useful in the transmission of ultrasonic sound waves Download PDFInfo
- Publication number
- DE202004002107U1 DE202004002107U1 DE200420002107 DE202004002107U DE202004002107U1 DE 202004002107 U1 DE202004002107 U1 DE 202004002107U1 DE 200420002107 DE200420002107 DE 200420002107 DE 202004002107 U DE202004002107 U DE 202004002107U DE 202004002107 U1 DE202004002107 U1 DE 202004002107U1
- Authority
- DE
- Germany
- Prior art keywords
- ultrasonic
- sic
- matching
- layer
- thermoplastic elastomer
- 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.)
- Expired - Lifetime
Links
- 239000000919 ceramic Substances 0.000 title abstract 2
- 229920002725 thermoplastic elastomer Polymers 0.000 title abstract 2
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
-
- 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
- B06B1/0644—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 a single piezoelectric element
- B06B1/0662—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 a single piezoelectric element with an electrode on the sensitive surface
- B06B1/067—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 a single piezoelectric element with an electrode on the sensitive surface which is used as, or combined with, an impedance matching layer
-
- 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
- G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
Abstract
Ultrasonic transducer (1) with (a) a piezoelectric transducer element (2),especially a piezoelectric ceramic, (b) connected to a transducer element (2) and a matching (sic) layer (3) in thermoplastic elastomer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200420002107 DE202004002107U1 (en) | 2004-02-11 | 2004-02-11 | Ultrasonic transducer with a piezoelectric ceramic transducer element and a matching (sic) layer in thermoplastic elastomer simple and cost effective to produce useful in the transmission of ultrasonic sound waves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200420002107 DE202004002107U1 (en) | 2004-02-11 | 2004-02-11 | Ultrasonic transducer with a piezoelectric ceramic transducer element and a matching (sic) layer in thermoplastic elastomer simple and cost effective to produce useful in the transmission of ultrasonic sound waves |
Publications (1)
Publication Number | Publication Date |
---|---|
DE202004002107U1 true DE202004002107U1 (en) | 2005-03-31 |
Family
ID=34399852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200420002107 Expired - Lifetime DE202004002107U1 (en) | 2004-02-11 | 2004-02-11 | Ultrasonic transducer with a piezoelectric ceramic transducer element and a matching (sic) layer in thermoplastic elastomer simple and cost effective to produce useful in the transmission of ultrasonic sound waves |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE202004002107U1 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1911530A1 (en) * | 2006-10-09 | 2008-04-16 | Baumer Electric AG | Ultrasound converter with acoustic impedance adjustment |
DE202008012795U1 (en) | 2008-09-25 | 2009-11-19 | Siemens Aktiengesellschaft | Ultrasonic transducer with elastomer matching layer |
US20110125024A1 (en) * | 2009-10-29 | 2011-05-26 | Roland Mueller | Ultrasonic transducer for use in a fluid medium |
WO2012175492A2 (en) | 2011-06-24 | 2012-12-27 | Avl List Gmbh | Capacitive ultrasonic transducer |
CN110609589A (en) * | 2019-08-30 | 2019-12-24 | Oppo广东移动通信有限公司 | Electronic device and control method thereof |
DE102019104093B3 (en) | 2019-02-19 | 2020-06-10 | Elmos Semiconductor Ag | Ultrasonic transducer with improved sensitivity and sound radiation |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3674945A (en) * | 1970-03-11 | 1972-07-04 | Raytheon Co | Acoustic impedance matching system |
US3928777A (en) * | 1974-08-26 | 1975-12-23 | Dellorfano Jr Fred M | Directional ultrasonic transducer with reduced secondary lobes |
DE2541492B2 (en) * | 1975-09-17 | 1980-02-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Ultrasonic transducer |
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 |
EP0498015B1 (en) * | 1991-02-07 | 1993-10-06 | Siemens Aktiengesellschaft | Process for manufacturing ultrasonic transducers |
DE19630350C2 (en) * | 1996-07-26 | 1998-08-20 | Siemens Ag | Ultrasonic transducer |
JPH11252695A (en) * | 1997-12-02 | 1999-09-17 | Gsk:Kk | Ultrasonic measuring member |
WO1999048621A2 (en) * | 1998-03-26 | 1999-09-30 | Exogen, Inc. | Arrays made from flexible transducer elements |
US6368281B1 (en) * | 1999-07-30 | 2002-04-09 | Rodney J Solomon | Two-dimensional phased array ultrasound transducer with a convex environmental barrier |
-
2004
- 2004-02-11 DE DE200420002107 patent/DE202004002107U1/en not_active Expired - Lifetime
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3674945A (en) * | 1970-03-11 | 1972-07-04 | Raytheon Co | Acoustic impedance matching system |
US3928777A (en) * | 1974-08-26 | 1975-12-23 | Dellorfano Jr Fred M | Directional ultrasonic transducer with reduced secondary lobes |
DE2541492B2 (en) * | 1975-09-17 | 1980-02-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Ultrasonic transducer |
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 |
EP0498015B1 (en) * | 1991-02-07 | 1993-10-06 | Siemens Aktiengesellschaft | Process for manufacturing ultrasonic transducers |
DE19630350C2 (en) * | 1996-07-26 | 1998-08-20 | Siemens Ag | Ultrasonic transducer |
JPH11252695A (en) * | 1997-12-02 | 1999-09-17 | Gsk:Kk | Ultrasonic measuring member |
WO1999048621A2 (en) * | 1998-03-26 | 1999-09-30 | Exogen, Inc. | Arrays made from flexible transducer elements |
US6368281B1 (en) * | 1999-07-30 | 2002-04-09 | Rodney J Solomon | Two-dimensional phased array ultrasound transducer with a convex environmental barrier |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1911530A1 (en) * | 2006-10-09 | 2008-04-16 | Baumer Electric AG | Ultrasound converter with acoustic impedance adjustment |
DE202008012795U1 (en) | 2008-09-25 | 2009-11-19 | Siemens Aktiengesellschaft | Ultrasonic transducer with elastomer matching layer |
US20110125024A1 (en) * | 2009-10-29 | 2011-05-26 | Roland Mueller | Ultrasonic transducer for use in a fluid medium |
US8288920B2 (en) * | 2009-10-29 | 2012-10-16 | Robert Bosch Gmbh | Ultrasonic transducer for use in a fluid medium |
WO2012175492A2 (en) | 2011-06-24 | 2012-12-27 | Avl List Gmbh | Capacitive ultrasonic transducer |
DE102019104093B3 (en) | 2019-02-19 | 2020-06-10 | Elmos Semiconductor Ag | Ultrasonic transducer with improved sensitivity and sound radiation |
CN110609589A (en) * | 2019-08-30 | 2019-12-24 | Oppo广东移动通信有限公司 | Electronic device and control method thereof |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R163 | Identified publications notified | ||
R207 | Utility model specification |
Effective date: 20050504 |
|
R150 | Term of protection extended to 6 years |
Effective date: 20070511 |
|
R151 | Term of protection extended to 8 years |
Effective date: 20100428 |
|
R081 | Change of applicant/patentee |
Owner name: PEPPERL + FUCHS GMBH, DE Free format text: FORMER OWNER: SIEMENS AKTIENGESELLSCHAFT, 80333 MUENCHEN, DE Effective date: 20101105 |
|
R152 | Term of protection extended to 10 years | ||
R152 | Term of protection extended to 10 years |
Effective date: 20120316 |
|
R071 | Expiry of right | ||
R071 | Expiry of right |