DE10230129A1 - Ultraschall-Messwertwandlervorrichtung zur Verbesserung der Auflösung in einem Abbildungssystem - Google Patents
Ultraschall-Messwertwandlervorrichtung zur Verbesserung der Auflösung in einem AbbildungssystemInfo
- Publication number
- DE10230129A1 DE10230129A1 DE10230129A DE10230129A DE10230129A1 DE 10230129 A1 DE10230129 A1 DE 10230129A1 DE 10230129 A DE10230129 A DE 10230129A DE 10230129 A DE10230129 A DE 10230129A DE 10230129 A1 DE10230129 A1 DE 10230129A1
- Authority
- DE
- Germany
- Prior art keywords
- acoustic
- layer
- matching layer
- ultrasonic transducer
- acoustic matching
- 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.)
- Ceased
Links
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 39
- 239000010703 silicon Substances 0.000 title claims abstract description 39
- 238000002604 ultrasonography Methods 0.000 title claims abstract description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 39
- 238000002059 diagnostic imaging Methods 0.000 title description 2
- 239000000463 material Substances 0.000 claims abstract description 63
- 238000000034 method Methods 0.000 claims abstract description 8
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 5
- 239000010439 graphite Substances 0.000 claims abstract description 5
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 3
- 230000006978 adaptation Effects 0.000 claims description 21
- 239000013078 crystal Substances 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 7
- 238000012285 ultrasound imaging Methods 0.000 claims description 6
- 229910052451 lead zirconate titanate Inorganic materials 0.000 claims description 5
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
- 230000002745 absorbent Effects 0.000 claims 2
- 239000002250 absorbent Substances 0.000 claims 2
- 230000003213 activating effect Effects 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 71
- 238000013461 design Methods 0.000 description 22
- 235000012431 wafers Nutrition 0.000 description 13
- 238000003384 imaging method Methods 0.000 description 9
- 239000000523 sample Substances 0.000 description 7
- 238000012546 transfer Methods 0.000 description 5
- 238000013507 mapping Methods 0.000 description 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- QHZSDTDMQZPUKC-UHFFFAOYSA-N 3,5-dichlorobiphenyl Chemical compound ClC1=CC(Cl)=CC(C=2C=CC=CC=2)=C1 QHZSDTDMQZPUKC-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 229940039231 contrast media Drugs 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- ZBSCCQXBYNSKPV-UHFFFAOYSA-N oxolead;oxomagnesium;2,4,5-trioxa-1$l^{5},3$l^{5}-diniobabicyclo[1.1.1]pentane 1,3-dioxide Chemical compound [Mg]=O.[Pb]=O.[Pb]=O.[Pb]=O.O1[Nb]2(=O)O[Nb]1(=O)O2 ZBSCCQXBYNSKPV-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000013464 silicone adhesive Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2437—Piezoelectric probes
- G01N29/245—Ceramic probes, e.g. lead zirconate titanate [PZT] probes
-
- 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
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52079—Constructional features
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B42/00—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means
- G03B42/06—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means using ultrasonic, sonic or infrasonic waves
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
- A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/485—Diagnostic techniques involving measuring strain or elastic properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/042—Wave modes
- G01N2291/0421—Longitudinal waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/042—Wave modes
- G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/10—Number of transducers
- G01N2291/106—Number of transducers one or more transducer arrays
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Ceramic Engineering (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/898,811 US6666825B2 (en) | 2001-07-05 | 2001-07-05 | Ultrasound transducer for improving resolution in imaging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE10230129A1 true DE10230129A1 (de) | 2003-01-16 |
Family
ID=25410063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE10230129A Ceased DE10230129A1 (de) | 2001-07-05 | 2002-07-04 | Ultraschall-Messwertwandlervorrichtung zur Verbesserung der Auflösung in einem Abbildungssystem |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6666825B2 (OSRAM) |
| JP (1) | JP3950755B2 (OSRAM) |
| DE (1) | DE10230129A1 (OSRAM) |
Families Citing this family (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7006955B2 (en) * | 2001-10-15 | 2006-02-28 | General Electric Company | System and method for statistical design of ultrasound probe and imaging system |
| US7056290B2 (en) * | 2002-09-30 | 2006-06-06 | Koninklijke Philips Electronics, N.V. | Continuous depth harmonic imaging using transmitted and nonlinearly generated second harmonics |
| US7314479B2 (en) * | 2003-10-31 | 2008-01-01 | Parris Wellman | Space-creating retractor with vessel manipulator |
| WO2005055195A1 (en) * | 2003-12-04 | 2005-06-16 | Koninklijke Philips Electronics, N.V. | Implementing ic mounted sensor with high attenuation backing |
| JP4773366B2 (ja) * | 2003-12-04 | 2011-09-14 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 超音波振動子、及び湾曲アレイに対してフリップチップ二次元アレイ技術を実行する方法 |
| US20050165313A1 (en) * | 2004-01-26 | 2005-07-28 | Byron Jacquelyn M. | Transducer assembly for ultrasound probes |
| JP4181103B2 (ja) * | 2004-09-30 | 2008-11-12 | 株式会社東芝 | 超音波プローブおよび超音波診断装置 |
| US7611463B2 (en) * | 2004-10-28 | 2009-11-03 | General Electric Company | Ultrasound beamformer with high speed serial control bus packetized protocol |
| US20060100522A1 (en) * | 2004-11-08 | 2006-05-11 | Scimed Life Systems, Inc. | Piezocomposite transducers |
| US8002708B2 (en) * | 2005-01-11 | 2011-08-23 | General Electric Company | Ultrasound beamformer with scalable receiver boards |
| WO2007017776A2 (en) * | 2005-08-08 | 2007-02-15 | Koninklijke Philips Electronics, N.V. | Wide-bandwidth matrix transducer with polyethylene third matching layer |
| US7859170B2 (en) * | 2005-08-08 | 2010-12-28 | Koninklijke Philips Electronics N.V. | Wide-bandwidth matrix transducer with polyethylene third matching layer |
| US20070046149A1 (en) * | 2005-08-23 | 2007-03-01 | Zipparo Michael J | Ultrasound probe transducer assembly and production method |
| GB2432671A (en) * | 2005-11-29 | 2007-05-30 | Dolphiscan As | Ultrasonic transducer with transmitter layer and receiver layer each having elongated electrodes |
| KR101464769B1 (ko) | 2006-01-31 | 2014-11-24 | 코니카 미놀타 가부시키가이샤 | 초음파 탐촉자 |
| US7750536B2 (en) * | 2006-03-02 | 2010-07-06 | Visualsonics Inc. | High frequency ultrasonic transducer and matching layer comprising cyanoacrylate |
| US7808156B2 (en) * | 2006-03-02 | 2010-10-05 | Visualsonics Inc. | Ultrasonic matching layer and transducer |
| US7535797B2 (en) * | 2006-06-20 | 2009-05-19 | Rehabtek | High-resolution ultrasound displacement measurement apparatus and method |
| US7888847B2 (en) | 2006-10-24 | 2011-02-15 | Dennis Raymond Dietz | Apodizing ultrasonic lens |
| JP5331483B2 (ja) | 2006-11-08 | 2013-10-30 | パナソニック株式会社 | 超音波探触子 |
| US20090082673A1 (en) * | 2007-09-26 | 2009-03-26 | Xuanming Lu | Semiconductor matching layer in a layered ultrasound transducer array |
| US7712369B2 (en) * | 2007-11-27 | 2010-05-11 | The Boeing Company | Array-based system and method for inspecting a workpiece with backscattered ultrasonic signals |
| US8531089B2 (en) * | 2008-10-17 | 2013-09-10 | Konica Minolta Medical & Graphic, Inc. | Array-type ultrasonic vibrator |
| US20100168582A1 (en) * | 2008-12-29 | 2010-07-01 | Boston Scientific Scimed, Inc. | High frequency transducers and methods of making the transducers |
| US7905007B2 (en) * | 2009-03-18 | 2011-03-15 | General Electric Company | Method for forming a matching layer structure of an acoustic stack |
| US9737735B2 (en) | 2009-08-14 | 2017-08-22 | Ethicon Llc | Ultrasonic surgical apparatus with silicon waveguide |
| WO2011020097A2 (en) | 2009-08-14 | 2011-02-17 | Ethicon Endo-Surgery, Inc. | Ultrasonic surgical apparatus and silicon waveguide and methods for use thereof |
| EP2598255A2 (en) * | 2010-07-30 | 2013-06-05 | Koninklijke Philips Electronics N.V. | Thin film ultrasound transducer |
| KR101086047B1 (ko) * | 2011-02-21 | 2011-11-22 | (주)프로소닉 | 케미컬 배리어가 접합된 초음파 프로브 |
| US9237880B2 (en) | 2011-03-17 | 2016-01-19 | Koninklijke Philips N.V. | Composite acoustic backing with high thermal conductivity for ultrasound transducer array |
| US9530955B2 (en) | 2011-11-18 | 2016-12-27 | Acist Medical Systems, Inc. | Ultrasound transducer and processing methods thereof |
| US9105836B2 (en) | 2011-12-13 | 2015-08-11 | Piezotech Llc | Enhanced bandwidth transducer for well integrity measurement |
| US20130170321A1 (en) * | 2011-12-28 | 2013-07-04 | General Electric Company | Systems and methods for controlling transducer pulse transitions in ultrasound imaging |
| KR101387187B1 (ko) * | 2012-02-24 | 2014-04-21 | 경북대학교 산학협력단 | 다차원 배열 초음파 트랜스듀서의 제작 기법 |
| US9502023B2 (en) | 2013-03-15 | 2016-11-22 | Fujifilm Sonosite, Inc. | Acoustic lens for micromachined ultrasound transducers |
| WO2015095721A1 (en) * | 2013-12-20 | 2015-06-25 | Fujifilm Sonosite, Inc. | High frequency ultrasound transducers |
| US9536511B2 (en) * | 2013-12-31 | 2017-01-03 | Acist Medical Systems, Inc. | Ultrasound transducer stack |
| CA2942379C (en) | 2014-03-12 | 2021-08-24 | Fujifilm Sonosite, Inc. | High frequency ultrasound transducer having an ultrasonic lens with integral central matching layer |
| US20160057614A1 (en) * | 2014-08-19 | 2016-02-25 | Qualcomm Incorporated | Method and an apparatus to identify a device |
| US11609427B2 (en) | 2015-10-16 | 2023-03-21 | Ostendo Technologies, Inc. | Dual-mode augmented/virtual reality (AR/VR) near-eye wearable displays |
| US11106273B2 (en) | 2015-10-30 | 2021-08-31 | Ostendo Technologies, Inc. | System and methods for on-body gestural interfaces and projection displays |
| US10345594B2 (en) | 2015-12-18 | 2019-07-09 | Ostendo Technologies, Inc. | Systems and methods for augmented near-eye wearable displays |
| US10578882B2 (en) | 2015-12-28 | 2020-03-03 | Ostendo Technologies, Inc. | Non-telecentric emissive micro-pixel array light modulators and methods of fabrication thereof |
| DE102016205548A1 (de) * | 2016-04-04 | 2017-10-05 | Institut Dr. Foerster Gmbh & Co. Kg | Ultraschall-Prüfkopf und Ultraschall-Prüfanlage |
| US10353203B2 (en) | 2016-04-05 | 2019-07-16 | Ostendo Technologies, Inc. | Augmented/virtual reality near-eye displays with edge imaging lens comprising a plurality of display devices |
| US10453431B2 (en) | 2016-04-28 | 2019-10-22 | Ostendo Technologies, Inc. | Integrated near-far light field display systems |
| US10522106B2 (en) | 2016-05-05 | 2019-12-31 | Ostendo Technologies, Inc. | Methods and apparatus for active transparency modulation |
| CA3050145A1 (en) | 2017-02-24 | 2018-08-30 | Justin Rorke Buckland | Ultrasonic devices including acoustically matched regions therein |
| JP7548918B2 (ja) * | 2019-02-22 | 2024-09-10 | ヴァーモン エス．エー． | 集積回路付きの高密度超音波マトリックスアレイトランスデューサとして動作するインターフェース用フレキシブルプリント回路基板および電子回路アセンブリの製造方法 |
| US11464494B2 (en) | 2019-07-19 | 2022-10-11 | GE Precision Healthcare LLC | Method and system to revert a depoling effect exhibited by an ultrasound transducer |
| US11435461B2 (en) | 2019-07-19 | 2022-09-06 | GE Precision Healthcare LLC | Method and system to prevent depoling of ultrasound transducer |
| CN110680390A (zh) * | 2019-10-25 | 2020-01-14 | 飞依诺科技(苏州)有限公司 | 超声换能器及超声换能器的制备方法 |
| US20220416755A1 (en) * | 2021-06-29 | 2022-12-29 | Baker Hughes Oilfield Operations Llc | Acoustic impedance matching material and system |
| US12366920B2 (en) | 2022-09-26 | 2025-07-22 | Pison Technology, Inc. | Systems and methods for gesture inference using transformations |
| US12340627B2 (en) | 2022-09-26 | 2025-06-24 | Pison Technology, Inc. | System and methods for gesture inference using computer vision |
| US12366923B2 (en) | 2022-09-26 | 2025-07-22 | Pison Technology, Inc. | Systems and methods for gesture inference using ML model selection |
| US12502110B2 (en) | 2023-10-24 | 2025-12-23 | Pison Technology, Inc. | Systems and methods for determining physiological state based on surface biopotentials |
| CN118950442B (zh) * | 2024-10-18 | 2025-02-18 | 电子科技大学长三角研究院(湖州) | 一种多频共用空气耦合超声换能器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5553035A (en) * | 1993-06-15 | 1996-09-03 | Hewlett-Packard Company | Method of forming integral transducer and impedance matching layers |
| US5706564A (en) | 1995-07-27 | 1998-01-13 | General Electric Company | Method for designing ultrasonic transducers using constraints on feasibility and transitional Butterworth-Thompson spectrum |
| US5886250A (en) * | 1996-04-05 | 1999-03-23 | Battelle Memorial Institute | Pitch-catch only ultrasonic fluid densitometer |
| US6049159A (en) * | 1997-10-06 | 2000-04-11 | Albatros Technologies, Inc. | Wideband acoustic transducer |
-
2001
- 2001-07-05 US US09/898,811 patent/US6666825B2/en not_active Expired - Lifetime
-
2002
- 2002-07-04 DE DE10230129A patent/DE10230129A1/de not_active Ceased
- 2002-07-05 JP JP2002196611A patent/JP3950755B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US20030032884A1 (en) | 2003-02-13 |
| JP3950755B2 (ja) | 2007-08-01 |
| US6666825B2 (en) | 2003-12-23 |
| JP2003125494A (ja) | 2003-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6666825B2 (en) | Ultrasound transducer for improving resolution in imaging system | |
| DE69422867T2 (de) | Entwurf eines Breitbandigen phasengesteuerten Gruppenwandlers mit frequenzkontrollierter zwei-dimensionale Fähigkeit und Verfahren zu seiner Produktion | |
| DE602004004488T2 (de) | Ultraschallsonde mit leitfähiger akustischer Anpassungsschicht | |
| DE69401099T2 (de) | Mikrorillen für die Entwurf von breitbandiger klinischer Ultraschallwandler | |
| DE69109923T2 (de) | Ultraschallwandleranordnung. | |
| Smith et al. | Composite piezoelectrics: basic research to a practical device | |
| EP0017216B1 (de) | Ultraschallwandler | |
| DE2944705A1 (de) | Ultraschallkopf fuer lenkstrahlabbildungssysteme und verfahren zum herstellen einer an der vorderflaeche angepassten ultraschallschwingergruppe | |
| DE3501808C2 (OSRAM) | ||
| US6183578B1 (en) | Method for manufacture of high frequency ultrasound transducers | |
| CN101524682B (zh) | 压电单晶复合材料高频超声换能器及其制作方法与应用 | |
| US4963782A (en) | Multifrequency composite ultrasonic transducer system | |
| DE3526488A1 (de) | Ultraschall-wandler mit piezoelektrischem verbundmaterial | |
| DE60210106T2 (de) | Substrat für mikrobearbeitete ultraschallwandleranordnung, das die seitenübertragung von schallenergie begrenzt | |
| DE2915761A1 (de) | Vorrichtung zur ultraschall-untersuchung eines objektes | |
| EP0166976B1 (de) | Ultraschallwandlersystem | |
| CN103157594A (zh) | 一种柔性超声相控阵阵列换能器及制作方法 | |
| DE102010000651A1 (de) | Mehrschicht-Impedanzanpassungsstruktur für eine Ultraschallsonde | |
| US4348904A (en) | Acoustic impedance matching device | |
| US7309947B2 (en) | Piezoelectric transducer including a plurality of piezoelectric members | |
| DE69610275T2 (de) | Impedanzanpassender verbundwerkstoff für einen phasengesteuerten ultraschall-gruppenwandler und verfahren zu seiner herstellung | |
| EP0118837B1 (de) | Ultraschallwandler | |
| DE3043776C2 (de) | Ultraschallwandler für eine Abbildungseinrichtung | |
| DE3886630T2 (de) | Ultraschall-Abbildungsgerät. | |
| Mills et al. | Combining multi-layers and composites to increase SNR for medical ultrasound transducers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| R002 | Refusal decision in examination/registration proceedings | ||
| R003 | Refusal decision now final | ||
| R003 | Refusal decision now final |
Effective date: 20141230 |