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公开(公告)号：US06278224B1
公开(公告)日：2001-08-21
申请号：US09363633
申请日：1999-07-29
IPC分类号： H01L4108
CPC分类号： B06B1/0622
摘要： An ultrasonic transducer comprising, a piezoelectric block which is formed into a plurality of piezoelectric segments by way of one or more slots, spaced apart, on one main surface of the block, the segments being connected with each other at one and the other of the opposed main surfaces of the block, an organic filler filled at least partially in the slots, a first and a second electrodes formed respectively on the one and the other of the continuous main surfaces of the segments, an acoustic matching layer formed on the one main surface of the piezoelectric block, and a backing material formed on the other main surface of the piezoelectric block.
摘要翻译： 一种超声波换能器，包括：压电块，其在所述块的一个主表面上通过间隔开的一个或多个槽形成为多个压电段，所述段彼此相互连接， 所述块的相对的主表面，至少部分地填充在所述槽中的有机填料，分别形成在所述段的连续主表面中的一个和另一个上的第一和第二电极，形成在所述一个主体上的声匹配层 压电块的表面和形成在压电块的另一个主表面上的背衬材料。
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公开(公告)号：US5523643A
公开(公告)日：1996-06-04
申请号：US480885
申请日：1995-06-07
申请人： Takanao Fujimura , Tomoki Funakubo , Yougo Imai , Toshiharu Tsubata , Yoshihisa Taniguchi , Takashi Ouchi , Hiroyuki Imabayashi , Yukihiko Sawada , Katsuhiro Wakabayashi
发明人： Takanao Fujimura , Tomoki Funakubo , Yougo Imai , Toshiharu Tsubata , Yoshihisa Taniguchi , Takashi Ouchi , Hiroyuki Imabayashi , Yukihiko Sawada , Katsuhiro Wakabayashi
CPC分类号： H01L41/0906
摘要： An ultrasonic piezoelectric transducer and an ultrasonic actuator for performing enhanced elliptical vibration comprise a first laminated piezoelectric element having a first fixed end, a resonator mounted to the opposite end of the first laminated piezoelectric element, a second laminated piezoelectric element having one end thereof fixedly mounted to the resonator in a direction other than a vibrating direction of the first laminated piezoelectric element, and a load mass fixedly mounted to the opposite end of the second laminated piezoelectric element. This structure permits the enhanced elliptical vibration of the transducer to have a large, controllable amplitude.
摘要翻译： 用于进行增强的椭圆振动的超声波压电换能器和超声波致动器包括具有第一固定端的第一层压压电元件，安装在第一层叠压电元件的相对端的谐振器，其一端固定地安装在第二层叠压电元件 在与第一层压型压电元件的振动方向以外的方向上的谐振器，以及固定地安装在第二层压型压电元件的另一端的负载质量。 这种结构允许增强的换能器的椭圆振动具有大的可控振幅。
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公开(公告)号：US06821253B2
公开(公告)日：2004-11-23
申请号：US10391037
申请日：2003-03-17
申请人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
发明人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
IPC分类号： A61B800
CPC分类号： B06B1/0622
摘要： By bonding a conductive first matching layer 14 to the acoustic radiation surface side, which is the bottom side, of a belt-shape piezoelectric element on both faces with electrodes provided, and using a dicing machine to form divided grooves 16, an array of piezoelectric elements 6, 6, . . . , 6 is formed in the element array direction. By deepening the divided grooves 16, generation of cross talk can be prevented, and by filling the portions of the divided grooves 16 not in contact with the piezoelectric elements 6 with a conductive adhesive 17, a reduction in strength due to formation of the divided grooves 16 can be prevented, and a common connection between the ground electrode 13b on the bottom surface of each piezoelectric element 6 and the conductive first matching layer 14 can be reliably secured.
摘要翻译： 通过将导电性第一匹配层14与设置有电极的两面上的带状压电元件的底面的声辐射面侧接合，使用切割机形成分割槽16，将压电体 元素6,6。 。 。 ，6形成在元件排列方向上。 通过加深分割槽16，可以防止串扰的产生，并且通过用导电粘合剂17填充未与压电元件6接触的分隔槽16的部分，由于形成分隔槽而导致的强度降低 能够可靠地确保各压电元件6的底面的接地电极13b与导电性第一匹配层14之间的公共连接。
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公开(公告)号：US06558323B2
公开(公告)日：2003-05-06
申请号：US09998982
申请日：2001-11-30
申请人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
发明人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
IPC分类号： A61B800
CPC分类号： B06B1/0622
摘要： By bonding a conductive first matching layer 14 to the acoustic radiation surface side, which is the bottom side, of a belt-shape piezoelectric element on both faces with electrodes provided, and using a dicing machine to form divided grooves 16, an array of piezoelectric elements 6, 6, . . . , 6 is formed in the element array direction. By deepening the divided grooves 16, generation of cross talk can be prevented, and by filling the portions of the divided grooves 16 not in contact with the piezoelectric elements 6 with a conductive adhesive 17, a reduction in strength due to formation of the divided grooves 16 can be prevented, and a common connection between the ground electrode 13b on the bottom surface of each piezoelectric element 6 and the conductive first matching layer 14 can be reliably secured.
摘要翻译： 通过将导电性第一匹配层14与设置有电极的两面上的带状压电元件的底面的声辐射面侧接合，使用切割机形成分割槽16，将压电体 元素6,6。 。 。 ，6形成在元件排列方向上。 通过加深分割槽16，可以防止串扰的产生，并且通过用导电粘合剂17填充不与压电元件6接触的分隔槽16的部分，由于形成分隔槽而导致的强度降低 能够可靠地确保各压电元件6的底面的接地电极13b与导电性第一匹配层14之间的公共连接。
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公开(公告)号：US08076824B2
公开(公告)日：2011-12-13
申请号：US13110418
申请日：2011-05-18
IPC分类号： A61B8/14
CPC分类号： A61B8/12 , A61B8/445 , A61B8/4455 , A61B8/4488 , B06B1/067 , B06B2201/76 , G10K11/02
摘要： An electronic radial ultrasonic probe comprising an electronic radial array which comprises a plurality of ultrasonic transducers being continuously arrayed circularly around an insertion axis as center and also for which a transmission/reception of an ultrasonic wave is controlled by electronically selecting the plurality of ultrasonic transducer, comprises: a support member equipped on the electronic radial array; a lock member featured with a cavity in which the support member is inserted and with a lock groove for locking a balloon which is mounted in a manner to cover the electronic radial array and in which an ultrasonic medium is filled; and a filler member which is constituted by an adhesive material converting from a fluid state to a solid state, and is filled in the cavity.
摘要翻译： 一种电子径向超声波探头，包括电子径向阵列，该电子径向阵列包括围绕作为中心的插入轴线循环连续排列的多个超声波换能器，并且还通过电子选择所述多个超声波换能器来控制超声波的发送/接收， 包括：安装在所述电子径向阵列上的支撑构件; 具有凹槽的锁定构件，其中支撑构件被插入其中，并且具有用于锁定气囊的锁定槽，其以覆盖电子径向阵列的方式安装并且其中填充有超声波介质; 以及填充构件，其由从流体状态转变为固态的粘合剂材料构成，并且填充在空腔中。
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公开(公告)号：US07728490B2
公开(公告)日：2010-06-01
申请号：US11606881
申请日：2006-11-30
申请人： Hideo Adachi , Etsuko Omura , Akiko Mizunuma , Katsuhiro Wakabayashi , Takuya Imahashi , Yukihiko Sawada , Shuji Otani , Miyuki Murakami , Kiyoshi Nemoto , Kozaburo Suzuki , Naomi Shimoda
发明人： Hideo Adachi , Etsuko Omura , Akiko Mizunuma , Katsuhiro Wakabayashi , Takuya Imahashi , Yukihiko Sawada , Shuji Otani , Miyuki Murakami , Kiyoshi Nemoto , Kozaburo Suzuki , Naomi Shimoda
IPC分类号： H04R17/00
CPC分类号： B06B1/0292 , A61B8/4488 , G01N29/245 , G01N2291/0423
摘要： A capacitive micromachined ultrasonic transducer having an ultrasonic wave transmission/reception surface formed by arranging a plurality of transducer cells each of which includes a membrane having a first electrode and a supporting film for supporting the first electrode, and also includes a second electrode arranged being opposite to the first electrode and being spaced apart from the first electrode at a prescribed interval, wherein: the transducer cells are arranged on the basis of resonant frequencies of the transducer cells.
摘要翻译： 一种具有超声波发射/接收表面的电容微加工超声波换能器，其通过布置多个换能器单元而形成，所述多个换能器单元包括具有第一电极和用于支撑第一电极的支撑膜的膜，并且还包括布置成相对的第二电极 到所述第一电极并且以规定的间隔与所述第一电极间隔开，其中：所述换能器单元基于所述换能器单元的谐振频率来布置。
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公开(公告)号：US07696671B2
公开(公告)日：2010-04-13
申请号：US11665208
申请日：2005-10-04
IPC分类号： H01L41/08
CPC分类号： B06B1/0622 , Y10T29/42 , Y10T29/49005
摘要： An ultrasonic transducer in which lead wire connection is facilitated even when piezoelectric devices are divided in order to prevent lateral vibrations from affecting longitudinal vibrations is manufactured by a method comprising: a step in which first dicing grooves are formed on an acoustic matching layer and a piezoelectric device plate that are mounted together in order to form a plurality of piezoelectric devices; a step in which a board and the respective piezoelectric devices are connected together; a step in which surfaces in the vicinity of locations at which the board and the piezoelectric devices are connected together are coated with a conductive sheet; and a step in which the plurality of transducer elements are formed by forming second dicing grooves between the first dicing grooves formed on the piezoelectric devices and the board that is coated with the conductive sheet and on the acoustic matching layer.
摘要翻译： 一种超声波换能器，其中即使在压电装置被分割以便防止横向振动影响纵向振动的情况下，导线连接也被促进，其方法包括：一个步骤，其中在声匹配层上形成第一切割槽和压电 装置板，其安装在一起以形成多个压电装置; 板和各个压电装置连接在一起的步骤; 将板和压电元件连接在一起的位置附近的表面涂覆有导电片的步骤; 以及通过在形成在压电元件上的第一切割槽与被覆有导电片的基板和声匹配层之间形成第二切割槽来形成多个换能器元件的步骤。
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公开(公告)号：US07692364B2
公开(公告)日：2010-04-06
申请号：US11662791
申请日：2005-09-13
IPC分类号： A61B8/00
CPC分类号： A61B8/12 , A61B8/445 , A61B8/4455 , A61B8/4488 , B06B1/067 , B06B2201/76 , G10K11/02
摘要： An electronic radial ultrasonic probe comprising an electronic radial array which comprises a plurality of ultrasonic transducers being continuously arrayed circularly around an insertion axis as center and also for which a transmission/reception of an ultrasonic wave is controlled by electronically selecting the plurality of ultrasonic transducer, comprises: a support member equipped on the electronic radial array; a lock member featured with a cavity in which the support member is inserted and with a lock groove for locking a balloon which is mounted in a manner to cover the electronic radial array and in which an ultrasonic medium is filled; and a filler member which is constituted by an adhesive material converting from a fluid state to a solid state, and is filled in the cavity.
摘要翻译： 一种电子径向超声波探头，包括电子径向阵列，该电子径向阵列包括围绕作为中心的插入轴线循环连续排列的多个超声波换能器，并且还通过电子选择所述多个超声波换能器来控制超声波的发送/接收， 包括：安装在所述电子径向阵列上的支撑构件; 具有凹槽的锁定构件，其中支撑构件被插入其中，并且具有用于锁定气囊的锁定槽，其以覆盖电子径向阵列的方式安装并且其中填充有超声波介质; 以及填充构件，其由从流体状态转变为固态的粘合剂材料构成，并且填充在空腔中。
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公开(公告)号：US20090275839A1
公开(公告)日：2009-11-05
申请号：US12503422
申请日：2009-07-15
IPC分类号： A61B8/14
CPC分类号： A61B8/12 , A61B8/445 , A61B8/4455 , A61B8/4488 , B06B1/067 , B06B2201/76 , G10K11/02
摘要： An electronic radial ultrasonic probe comprising an electronic radial array which comprises a plurality of ultrasonic transducers being continuously arrayed circularly around an insertion axis as center and also for which a transmission/reception of an ultrasonic wave is controlled by electronically selecting the plurality of ultrasonic transducer, comprises: a support member equipped on the electronic radial array; a lock member featured with a cavity in which the support member is inserted and with a lock groove for locking a balloon which is mounted in a manner to cover the electronic radial array and in which an ultrasonic medium is filled; and a filler member which is constituted by an adhesive material converting from a fluid state to a solid state, and is filled in the cavity.
摘要翻译： 一种电子径向超声波探头，包括电子径向阵列，该电子径向阵列包括围绕作为中心的插入轴线循环连续排列的多个超声波换能器，并且还通过电子选择所述多个超声波换能器来控制超声波的发送/接收， 包括：安装在所述电子径向阵列上的支撑构件; 具有凹槽的锁定构件，其中支撑构件被插入其中，并且具有用于锁定气囊的锁定槽，其以覆盖电子径向阵列的方式安装并且其中填充有超声波介质; 以及填充构件，其由从流体状态转变为固态的粘合剂材料构成，并且填充在空腔中。
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公开(公告)号：US20080018206A1
公开(公告)日：2008-01-24
申请号：US11664708
申请日：2005-09-29
CPC分类号： A61B8/4483 , A61B8/12 , A61B8/445 , B06B1/0622 , Y10T29/42 , Y10T29/49005
摘要： Disclosed is an ultrasonic transducer which is composed of a plurality of piezoelectric elements having an electrode on each of two opposite surfaces, an acoustic matching layer arranged on the first surface that is one of the two opposite surfaces, a wiring board so arranged on the acoustic matching layer as to be in contact with the piezoelectric element, and a conductor electrically connecting the wiring board with the electrode on the second surface that is one of the two opposite surfaces. This ultrasonic transducer is characterized in that the surface of the wiring board on the same side as the second surface of the piezoelectric element is positioned relatively lower than the second surface of the piezoelectric element.
摘要翻译： 公开了一种超声波换能器，其由在两个相对表面中的每一个上具有电极的多个压电元件组成，声匹配层布置在作为两个相对表面中的一个的第一表面上，布置在声学上的布线板 匹配层与压电元件接触，以及将布线板与作为两个相对表面之一的第二表面上的电极电连接的导体。 该超声波换能器的特征在于，与压电元件的第二面相同的一侧的配线基板的表面位于比压电元件的第二面低的位置。
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