JP4422718B2 - バイアス極性ビームプロフィール制御を有する微細加工された超音波トランスデューサ - Google Patents

バイアス極性ビームプロフィール制御を有する微細加工された超音波トランスデューサ Download PDF

Info

Publication number
JP4422718B2
JP4422718B2 JP2006503208A JP2006503208A JP4422718B2 JP 4422718 B2 JP4422718 B2 JP 4422718B2 JP 2006503208 A JP2006503208 A JP 2006503208A JP 2006503208 A JP2006503208 A JP 2006503208A JP 4422718 B2 JP4422718 B2 JP 4422718B2
Authority
JP
Japan
Prior art keywords
acoustic transducer
bias voltage
electrode
bias
elevation
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 - Fee Related
Application number
JP2006503208A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006519556A5 (https=
JP2006519556A (ja
Inventor
ダフト、クリストファー・エム．、ダブリュ．
ワグナー、ポール・エー．
ラダバウム、イガル
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.)
Siemens Medical Solutions USA Inc
Original Assignee
Siemens Medical Solutions USA Inc
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 Siemens Medical Solutions USA Inc filed Critical Siemens Medical Solutions USA Inc
Publication of JP2006519556A publication Critical patent/JP2006519556A/ja
Publication of JP2006519556A5 publication Critical patent/JP2006519556A5/ja
Application granted granted Critical
Publication of JP4422718B2 publication Critical patent/JP4422718B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • 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
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/8925—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being a two-dimensional transducer configuration, i.e. matrix or orthogonal linear arrays
    • 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
    • B06B1/0292—Electrostatic transducers, e.g. electret-type
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • 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
    • G01S7/52046—Techniques for image enhancement involving transmitter or receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2006503208A 2003-02-14 2004-01-29 バイアス極性ビームプロフィール制御を有する微細加工された超音波トランスデューサ Expired - Fee Related JP4422718B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/367,106 US7087023B2 (en) 2003-02-14 2003-02-14 Microfabricated ultrasonic transducers with bias polarity beam profile control and method of operating the same
PCT/US2004/002740 WO2004075165A1 (en) 2003-02-14 2004-01-29 Microfabricated ultrasonic transducers with bias polarity beam profile control

Publications (3)

Publication Number Publication Date
JP2006519556A JP2006519556A (ja) 2006-08-24
JP2006519556A5 JP2006519556A5 (https=) 2007-04-05
JP4422718B2 true JP4422718B2 (ja) 2010-02-24

Family

ID=32849901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006503208A Expired - Fee Related JP4422718B2 (ja) 2003-02-14 2004-01-29 バイアス極性ビームプロフィール制御を有する微細加工された超音波トランスデューサ

Country Status (6)

Country Link
US (1) US7087023B2 (https=)
EP (1) EP1593115B1 (https=)
JP (1) JP4422718B2 (https=)
CN (1) CN1833273B (https=)
DE (1) DE602004006232T2 (https=)
WO (1) WO2004075165A1 (https=)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289837B2 (en) 2002-10-01 2007-10-30 Nellcor Puritan Bennett Incorpoated Forehead sensor placement
US7618373B2 (en) * 2003-02-14 2009-11-17 Siemens Medical Solutions Usa, Inc. Microfabricated ultrasonic transducer array for 3-D imaging and method of operating the same
US7780597B2 (en) * 2003-02-14 2010-08-24 Siemens Medical Solutions Usa, Inc. Method and apparatus for improving the performance of capacitive acoustic transducers using bias polarity control and multiple firings
US7635332B2 (en) * 2003-02-14 2009-12-22 Siemens Medical Solutions Usa, Inc. System and method of operating microfabricated ultrasonic transducers for harmonic imaging
US7443765B2 (en) * 2003-03-06 2008-10-28 General Electric Company Reconfigurable linear sensor arrays for reduced channel count
US20040190377A1 (en) * 2003-03-06 2004-09-30 Lewandowski Robert Stephen Method and means for isolating elements of a sensor array
US7047056B2 (en) 2003-06-25 2006-05-16 Nellcor Puritan Bennett Incorporated Hat-based oximeter sensor
WO2005007305A1 (en) * 2003-07-17 2005-01-27 Angelsen Bjoern A J Curved ultrasound transducer arrays manufactured with planar technology
US8412297B2 (en) 2003-10-01 2013-04-02 Covidien Lp Forehead sensor placement
US7427825B2 (en) * 2004-03-12 2008-09-23 Siemens Medical Solutions Usa, Inc. Electrical interconnections and methods for membrane ultrasound transducers
US20050215909A1 (en) * 2004-03-19 2005-09-29 Siemens Medical Solutions Usa, Inc. Electric field control for capacitive micromachined ultrasound transducers
CN100522068C (zh) * 2004-10-15 2009-08-05 株式会社日立医药 超声波诊断装置
WO2006121851A2 (en) * 2005-05-05 2006-11-16 Volcano Corporation Capacitive microfabricated ultrasound transducer-based intravascular ultrasound probes
EP1880677A4 (en) * 2005-05-09 2015-06-24 Hitachi Medical Corp ULTRASONOGRAPH
TWI260940B (en) * 2005-06-17 2006-08-21 Ind Tech Res Inst Method for producing polymeric capacitive ultrasonic transducer
US7229251B2 (en) * 2005-05-31 2007-06-12 Sikorsky Aircraft Corporation Rotor hub fairing system for a counter-rotating, coaxial rotor system
US20070079658A1 (en) * 2005-09-23 2007-04-12 Siemens Medical Solutions Usa, Inc. Rotating aperture for ultrasound imaging with a capacitive membrane or electrostrictive ultrasound transducer
JP4776349B2 (ja) * 2005-11-14 2011-09-21 株式会社日立メディコ 超音波撮像装置
US8764664B2 (en) 2005-11-28 2014-07-01 Vizyontech Imaging, Inc. Methods and apparatus for conformable medical data acquisition pad and configurable imaging system
US8038620B2 (en) * 2005-12-20 2011-10-18 General Electric Company Fresnel zone imaging system and method
US8105239B2 (en) * 2006-02-06 2012-01-31 Maui Imaging, Inc. Method and apparatus to visualize the coronary arteries using ultrasound
JP5329945B2 (ja) * 2006-02-23 2013-10-30 株式会社日立メディコ 超音波診断装置及び超音波診断装置の超音波画像表示方法
JP4699259B2 (ja) * 2006-03-31 2011-06-08 株式会社日立製作所 超音波トランスデューサ
US7764003B2 (en) * 2006-04-04 2010-07-27 Kolo Technologies, Inc. Signal control in micromachined ultrasonic transducer
JP4852356B2 (ja) * 2006-06-27 2012-01-11 株式会社日立メディコ 超音波診断装置
WO2008051639A2 (en) 2006-10-25 2008-05-02 Maui Imaging, Inc. Method and apparatus to produce ultrasonic images using multiple apertures
JP4961260B2 (ja) * 2007-05-16 2012-06-27 株式会社日立製作所 半導体装置
EP2168493A4 (en) * 2007-07-11 2017-05-31 Hitachi, Ltd. Ultrasonic probe, and ultrasonic diagnosing device
US7839722B2 (en) * 2007-09-20 2010-11-23 Siemens Medical Solutions Usa, Inc. Microfabricated acoustic transducer with a multilayer electrode
US8641628B2 (en) * 2007-09-26 2014-02-04 Siemens Medical Solutions Usa, Inc. Aperture synthesis using cMUTs
US10226234B2 (en) 2011-12-01 2019-03-12 Maui Imaging, Inc. Motion detection using ping-based and multiple aperture doppler ultrasound
US9282945B2 (en) * 2009-04-14 2016-03-15 Maui Imaging, Inc. Calibration of ultrasound probes
DE102008013854A1 (de) * 2008-03-12 2009-09-24 Siemens Aktiengesellschaft Katheter und zugehörige medizinische Untersuchungs- und Behandlungseinrichtung
US8792964B2 (en) * 2008-03-12 2014-07-29 Siemens Aktiengesellschaft Method and apparatus for conducting an interventional procedure involving heart valves using a robot-based X-ray device
DE102008013858A1 (de) * 2008-03-12 2009-09-24 Siemens Aktiengesellschaft Kathetervorrichtung und zugehörige medizinische Untersuchungs- und Behandlungseinrichtung
EP2320802B1 (en) 2008-08-08 2018-08-01 Maui Imaging, Inc. Imaging with multiple aperture medical ultrasound and synchronization of add-on systems
US8133182B2 (en) 2008-09-09 2012-03-13 Siemens Medical Solutions Usa, Inc. Multi-dimensional transducer array and beamforming for ultrasound imaging
JP5397670B2 (ja) * 2008-09-16 2014-01-22 株式会社ニデック 非接触式超音波眼圧計
US8364220B2 (en) 2008-09-25 2013-01-29 Covidien Lp Medical sensor and technique for using the same
US8257274B2 (en) 2008-09-25 2012-09-04 Nellcor Puritan Bennett Llc Medical sensor and technique for using the same
JP5409251B2 (ja) * 2008-11-19 2014-02-05 キヤノン株式会社 電気機械変換装置およびその製造方法
DE102009014462B4 (de) * 2009-03-23 2019-01-17 Siemens Healthcare Gmbh Blutpumpe, medizinische Vorrichtung, aufweisend eine Blutpumpe und Verfahren zur Unterstützung der Platzierung einer Blutpumpe
DE102009014489B4 (de) * 2009-03-23 2011-03-10 Siemens Aktiengesellschaft Katheter und medizinische Vorrichtung
US8515515B2 (en) 2009-03-25 2013-08-20 Covidien Lp Medical sensor with compressible light barrier and technique for using the same
US8781548B2 (en) 2009-03-31 2014-07-15 Covidien Lp Medical sensor with flexible components and technique for using the same
KR101659723B1 (ko) * 2009-04-14 2016-09-26 마우이 이미징, 인코포레이티드 복수 개구 초음파 어레이 정렬 설비
JP5473579B2 (ja) 2009-12-11 2014-04-16 キヤノン株式会社 静電容量型電気機械変換装置の制御装置、及び静電容量型電気機械変換装置の制御方法
DE102010007177B4 (de) * 2010-02-08 2017-06-22 Siemens Healthcare Gmbh Anzeigeverfahren für ein vor einer Aufweitungseinrichtung liegendes Bild des Inneren eines Gefäßes und hiermit korrespondierende Anzeigeeinrichtung
KR102322776B1 (ko) 2010-02-18 2021-11-04 마우이 이미징, 인코포레이티드 초음파 이미지를 구성하는 방법 및 이를 위한 다중-개구 초음파 이미징 시스템
US9066674B2 (en) * 2010-03-17 2015-06-30 Siemens Medical Solutions Usa, Inc. Motion synchronized destruction for three-dimensional reperfusion mapping in medical diagnostic ultrasound imaging
WO2012051305A2 (en) 2010-10-13 2012-04-19 Mau Imaging, Inc. Multiple aperture probe internal apparatus and cable assemblies
WO2012051308A2 (en) 2010-10-13 2012-04-19 Maui Imaging, Inc. Concave ultrasound transducers and 3d arrays
US8498178B2 (en) 2010-12-23 2013-07-30 Analog Devices, Inc. Acoustic transducer chip
KR20120080882A (ko) * 2011-01-10 2012-07-18 삼성전자주식회사 음향 변환기 및 그 구동방법
KR20140107648A (ko) 2011-12-29 2014-09-04 마우이 이미징, 인코포레이티드 임의의 경로들의 ｍ-모드 초음파 이미징
KR102134763B1 (ko) 2012-02-21 2020-07-16 마우이 이미징, 인코포레이티드 다중의 어퍼처 초음파를 사용한 물질 강성의 결정
EP2833791B1 (en) 2012-03-26 2022-12-21 Maui Imaging, Inc. Methods for improving ultrasound image quality by applying weighting factors
JP6024156B2 (ja) * 2012-03-30 2016-11-09 セイコーエプソン株式会社 超音波測定装置、電子機器、診断装置及び超音波装置
JP2014023670A (ja) * 2012-07-26 2014-02-06 Ge Medical Systems Global Technology Co Llc 超音波診断装置及びその制御プログラム
EP2883079B1 (en) 2012-08-10 2017-09-27 Maui Imaging, Inc. Calibration of multiple aperture ultrasound probes
EP3893022B1 (en) 2012-09-06 2025-02-12 Maui Imaging, Inc. Ultrasound imaging system memory architecture
CN103676827A (zh) 2012-09-06 2014-03-26 Ip音乐集团有限公司 用于远程控制音频设备的系统和方法
JP6011235B2 (ja) * 2012-10-17 2016-10-19 セイコーエプソン株式会社 超音波測定装置、プローブヘッド、超音波プローブ、電子機器及び超音波診断装置
WO2014160291A1 (en) 2013-03-13 2014-10-02 Maui Imaging, Inc. Alignment of ultrasound transducer arrays and multiple aperture probe assembly
DE102013217362A1 (de) * 2013-08-30 2015-03-05 Robert Bosch Gmbh Sensoranordnung
US9883848B2 (en) 2013-09-13 2018-02-06 Maui Imaging, Inc. Ultrasound imaging using apparent point-source transmit transducer
JP6221582B2 (ja) * 2013-09-30 2017-11-01 セイコーエプソン株式会社 超音波デバイスおよびプローブ並びに電子機器および超音波画像装置
EP3182900B1 (en) 2014-08-18 2019-09-25 Maui Imaging, Inc. Network-based ultrasound imaging system
JP2016097033A (ja) * 2014-11-20 2016-05-30 キヤノン株式会社 静電容量型トランスデューサ、及び被検体情報取得装置
WO2016160981A1 (en) 2015-03-30 2016-10-06 Maui Imaging, Inc. Ultrasound imaging systems and methods for detecting object motion
CA2996703C (en) * 2015-09-08 2023-06-13 Dalhousie University Systems and methods of combined phased-array and fresnel zone plate beamforming employing delay-corrected fresnel sub-apertures
US9987661B2 (en) 2015-12-02 2018-06-05 Butterfly Network, Inc. Biasing of capacitive micromachined ultrasonic transducers (CMUTs) and related apparatus and methods
CN105411625B (zh) * 2015-12-28 2019-06-07 中国科学院苏州生物医学工程技术研究所 基于电容式微加工超声换能器面阵的诊疗一体化超声系统
JP6705180B2 (ja) * 2016-01-21 2020-06-03 コニカミノルタ株式会社 超音波診断装置
US10856846B2 (en) 2016-01-27 2020-12-08 Maui Imaging, Inc. Ultrasound imaging with sparse array probes
WO2017149421A1 (en) * 2016-03-03 2017-09-08 Koninklijke Philips N.V. Ultrasonic cmut transducer array with improved depth of field
US11061124B2 (en) 2016-10-21 2021-07-13 The Governors Of The University Of Alberta System and method for ultrasound imaging
KR102529634B1 (ko) * 2016-12-15 2023-05-04 달하우지 유니버서티 코히런트 합성 프레넬 포커싱을 사용한 초음파 빔포밍을 위한 시스템들 및 방법들
CN110325293B (zh) * 2016-12-22 2021-06-22 皇家飞利浦有限公司 电容式射频微机电开关的系统和操作方法
EP3641954B1 (en) 2017-06-23 2024-04-10 BFLY Operations, Inc. Differential ultrasonic transducer element for ultrasound devices
US10613058B2 (en) * 2017-06-27 2020-04-07 Kolo Medical, Ltd. CMUT signal separation with multi-level bias control
US11150344B2 (en) 2018-01-26 2021-10-19 Roger Zemp 3D imaging using a bias-sensitive crossed-electrode array
EP3597313A1 (en) * 2018-07-18 2020-01-22 Koninklijke Philips N.V. Ultrasound imaging system using an array of transducer elements and an imaging method
JP7688911B2 (ja) 2018-11-16 2025-06-05 ヴァーモン エス．エー． 容量性微細加工超音波トランスデューサ及びその製造方法
EP3827906B1 (en) * 2019-11-29 2025-09-17 Imec VZW A phased array ultrasound device for creating a pressure focus point
JP7724853B2 (ja) 2020-10-21 2025-08-18 マウイ イマギング，インコーポレーテッド 多数開口超音波を用いた組織の特徴付けのためのシステム及び方法
EP4236811A4 (en) 2020-11-02 2024-10-09 Maui Imaging, Inc. Systems and methods for improving ultrasound image quality
CN112683389B (zh) * 2021-01-13 2022-11-01 山东省科学院海洋仪器仪表研究所 一种纵振矢量水听器
US12569881B2 (en) 2021-09-09 2026-03-10 Roger Zemp Bias-switchable ultrasonic transducer array
US12343208B2 (en) 2021-09-09 2025-07-01 Roger Zemp Ultrasound imaging using a bias-switchable row-column array transducer
US12396706B2 (en) 2023-10-04 2025-08-26 Clinisonix Inc. Synthetic phase alternating row-column transducer array

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736630A (en) * 1985-08-05 1988-04-12 Hitachi, Ltd. Apparatus and method for sending out and receiving ultrasonic wave signals
US4670683A (en) * 1985-08-20 1987-06-02 North American Philips Corporation Electronically adjustable mechanical lens for ultrasonic linear array and phased array imaging
DE3732131A1 (de) * 1987-09-24 1989-04-06 Wolf Gmbh Richard Fokussierender ultraschallwandler
US5301168A (en) * 1993-01-19 1994-04-05 Hewlett-Packard Company Ultrasonic transducer system
US5510824A (en) * 1993-07-26 1996-04-23 Texas Instruments, Inc. Spatial light modulator array
US5415175A (en) * 1993-09-07 1995-05-16 Acuson Corporation Broadband phased array transducer design with frequency controlled two dimension capability and methods for manufacture thereof
US5490512A (en) * 1994-06-16 1996-02-13 Siemens Medical Systems, Inc. Elevation direction focusing in ultrasound transducer arrays
US5894452A (en) * 1994-10-21 1999-04-13 The Board Of Trustees Of The Leland Stanford Junior University Microfabricated ultrasonic immersion transducer
US5619476A (en) * 1994-10-21 1997-04-08 The Board Of Trustees Of The Leland Stanford Jr. Univ. Electrostatic ultrasonic transducer
US5651365A (en) * 1995-06-07 1997-07-29 Acuson Corporation Phased array transducer design and method for manufacture thereof
US6046840A (en) * 1995-06-19 2000-04-04 Reflectivity, Inc. Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements
JP3926871B2 (ja) * 1995-09-11 2007-06-06 テキサス インスツルメンツ インコーポレイテツド デジタルマイクロミラーリセット方法
US5671746A (en) * 1996-07-29 1997-09-30 Acuson Corporation Elevation steerable ultrasound transducer array
US5982709A (en) * 1998-03-31 1999-11-09 The Board Of Trustees Of The Leland Stanford Junior University Acoustic transducers and method of microfabrication
US6279399B1 (en) 1998-08-03 2001-08-28 Vingmed Sound A/S Multi-dimensional transducer array apparatus
US6381197B1 (en) * 1999-05-11 2002-04-30 Bernard J Savord Aperture control and apodization in a micro-machined ultrasonic transducer
US6271620B1 (en) * 1999-05-20 2001-08-07 Sen Corporation Acoustic transducer and method of making the same
US6246158B1 (en) * 1999-06-24 2001-06-12 Sensant Corporation Microfabricated transducers formed over other circuit components on an integrated circuit chip and methods for making the same
US6443901B1 (en) * 2000-06-15 2002-09-03 Koninklijke Philips Electronics N.V. Capacitive micromachined ultrasonic transducers

Also Published As

Publication number Publication date
EP1593115A1 (en) 2005-11-09
EP1593115B1 (en) 2007-05-02
JP2006519556A (ja) 2006-08-24
CN1833273B (zh) 2010-12-22
WO2004075165A1 (en) 2004-09-02
US20040160144A1 (en) 2004-08-19
DE602004006232T2 (de) 2008-02-07
WO2004075165B1 (en) 2006-04-27
US7087023B2 (en) 2006-08-08
DE602004006232D1 (de) 2007-06-14
CN1833273A (zh) 2006-09-13

Similar Documents

Publication Publication Date Title
JP4422718B2 (ja) バイアス極性ビームプロフィール制御を有する微細加工された超音波トランスデューサ
US7618373B2 (en) Microfabricated ultrasonic transducer array for 3-D imaging and method of operating the same
JP4293309B2 (ja) 超微細加工超音波トランスデューサを用いたモザイク型アレイ
EP1779784B1 (en) Electrostatic capacity type ultrasonic transducer
JP4928207B2 (ja) 容量性メンブレン又は電歪超音波変換器による超音波イメージングのための回転アパーチャ
US20070016020A1 (en) Ultrasonic probe, ultrasonographic device, and ultrasonographic method
US11504093B2 (en) Equalization for matrix based line imagers for ultrasound imaging systems
US8366616B2 (en) Ultrasonic diagnostic apparatus
JPS6244225A (ja) 超音波結像装置
JP2008228873A (ja) 超音波探触子及び超音波診断装置
JP4528917B2 (ja) ３ｄイメージングのためのマイクロ加工超音波トランスデューサ・アレイ及びその操作方法
JP2004286680A (ja) 超音波送受信装置
JPS63166400A (ja) 超音波探触子
Schwarz et al. A 100-element ultrasonic circular array for endoscopic application in medicine and NDT
JPH0492648A (ja) 超音波探触子と超音波診断装置
JPS5940279A (ja) 超音波映像装置

Legal Events

Date Code Title Description
A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20061208

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070126

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070126

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090526

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20090810

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20090817

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090928

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20091104

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20091204

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121211

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121211

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131211

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees