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11. 发明授权

US08429972B2 Ultrasonic imaging apparatus 有权
标题翻译：超声波成像装置
公开(公告)号：US08429972B2
公开(公告)日：2013-04-30
申请号：US12748960
申请日：2010-03-29
申请人： Hirokazu Karasawa
发明人： Hirokazu Karasawa
IPC分类号： G01N29/06
CPC分类号： G01S7/52085 , G01S15/8925 , G01S15/8927 , G01S15/8997 , G10K11/346
摘要： There is provided an ultrasonic imaging apparatus capable of efficiently generating an image both by using a transmission ultrasonic wave with a wide angle of beam spread and by using a transmission ultrasonic wave with a narrow angle of beam spread. The ultrasonic imaging apparatus includes: a transmission control part controlling transmission timings of a plurality of first piezoelectric elements so as to make a synthesized wave of ultrasonic waves transmitted from the plural first piezoelectric elements match an ultrasonic wave transmitted from a predetermined virtual transmission point; a signal detecting circuit detecting an electric signal corresponding to an ultrasonic echo transmitted from the plural first piezoelectric elements, reflected by an inspection target, and received by a plurality of second piezoelectric elements; and a generating part generating an image corresponding to the inspection target based on the electric signal.
摘要翻译：提供了一种超声波成像装置，其能够通过使用具有广角光束扩展的透射超声波和通过使用具有窄的光束扩展角的透射超声波来有效地产生图像。所述超声波摄像装置包括：发送控制部，控制多个所述第一压电元件的发送定时，使得从所述多个第一压电元件发送的超声波的合成波与从规定的虚拟发送点发送的超声波相匹配; 信号检测电路，检测对应于由多个第一压电元件发送的超声回波的电信号，由检查对象反射并由多个第二压电元件接收; 以及生成部，基于电信号生成与检查对象对应的图像。

12. 发明申请

US20060123912A1 3-dimensional ultrasonographic device 有权
标题翻译：三维超声波装置
公开(公告)号：US20060123912A1
公开(公告)日：2006-06-15
申请号：US10560436
申请日：2004-06-16
申请人： Hirokazu Karasawa , Motohisa Abe , Yoshino Ito
发明人： Hirokazu Karasawa , Motohisa Abe , Yoshino Ito
IPC分类号： G01N29/06
CPC分类号： G01N29/0609 , G01N29/043 , G01N29/06 , G01N29/069 , G01N29/11 , G01N29/265 , G01N29/4427 , G01N2291/0258 , G01N2291/044 , G01N2291/106
摘要： This three-dimensional ultrasonographic device is a three-dimensional ultrasonographic device having a matrix sensor 9 composed of a plurality of piezoelectric vibrators which are formed independently and arranged in a matrix, and it generates 3D imaging data based on reflected echoes of an ultrasonic wave obtained from the matrix sensor 9 and processes display images into two-dimensional images. Furthermore, this three-dimensional ultrasonographic imaging device connects a plurality of imaging data that are obtained while the matrix sensor 9 is moved, according to the position of the matrix sensor 9, thereby realizing imaging of a defect 14 for quantitative and intuitive judgment and enabling automatic judgment of the inspection. In addition, in imaging, an area other than an inspection area of the inspection object is masked, which realizes improved image quality.
摘要翻译：该三维超声波诊断装置是具有矩阵传感器9的三维超声波诊断装置，该矩阵传感器9由独立形成矩阵状的多个压电振子构成，并且基于获得的超声波的反射回波生成3D成像数据并且将显示图像处理成二维图像。此外，该三维超声波成像装置根据矩阵传感器9的位置，连接在矩阵传感器9移动时获得的多个成像数据，从而实现缺陷14的成像，以进行定量和直观的判断和使能自动判断检验。此外，在成像中，掩模了检查对象的检查区域以外的区域，这实现了改善的图像质量。

13. 发明授权

US06752222B2 Downhole percussion drills 有权
标题翻译：井下打击乐演习
公开(公告)号：US06752222B2
公开(公告)日：2004-06-22
申请号：US10314944
申请日：2002-12-10
申请人： Hirokazu Karasawa , Tetsuji Ohno , Akinori Ota , Tsutomu Kaneko , Naoto Yamada , Tetsuomi Miyamoto
发明人： Hirokazu Karasawa , Tetsuji Ohno , Akinori Ota , Tsutomu Kaneko , Naoto Yamada , Tetsuomi Miyamoto
IPC分类号： B25D1722
CPC分类号： E21B4/003 , E21B4/14
摘要： Provided is a downhole percussion drill, which is installed at an end portion of a drillstring and performs drilling by giving impact blows to a drill bit at the bottomhole, which includes a hydraulic hammering mechanism 7 which uses oil having high lubricating ability as a driving medium, a hydraulic pump 8 which pressurizes the oil, and a downhole motor 9 which drives the hydraulic pump 8.
摘要翻译：提供一种井下冲击钻，其安装在钻柱的端部处，并且通过对井底钻头施加冲击冲击而进行钻孔，其包括使用具有高润滑性的油作为驱动介质的液压锤击机构7 ，对油进行加压的液压泵8以及驱动液压泵8的井下电动机9。

14. 发明授权

US08100015B2 Ultrasonic inspection apparatus and ultrasonic probe used for same 有权
标题翻译：超声波检测仪和超声波探头相同
公开(公告)号：US08100015B2
公开(公告)日：2012-01-24
申请号：US11943444
申请日：2007-11-20
申请人： Hirokazu Karasawa , Hideo Isobe
发明人： Hirokazu Karasawa , Hideo Isobe
IPC分类号： G01N29/265 , G01N29/06
CPC分类号： G01N29/226 , G01N29/265 , G01N2291/044 , G01N2291/2675
摘要： An ultrasonic inspection apparatus includes an ultrasonic probe including an ultrasonic transducer, a position detection device, a drive element selector which is connected to the plurality of piezoelectric elements of the ultrasonic transducer provided so as to select a required piezoelectric element, a signal detection circuit which allows the piezoelectric element selected by the drive element selector to transmit ultrasonic wave to an inspection object through an acoustic transmission medium, which receives reflection echo thereof, and which detects an electric signal of the reflection echo through, a signal processor which generates three-dimensional imaging data inside of the inspection object by processing the electric signal of the detected reflection echo, a position converting circuit which outputs an imaging-start trigger signal to a signal generator in response to a position detection signal, and a display device which displays an imaging result.
摘要翻译：超声波检查装置包括：超声波探头，其包括超声波换能器，位置检测装置，驱动元件选择器，连接到设置为选择所需压电元件的超声波换能器的多个压电元件;信号检测电路，允许由驱动元件选择器选择的压电元件通过声波传播介质将超声波传输到检查对象，声传播介质接收反射回波，并通过检测反射回波的电信号，产生三维的信号处理器通过处理检测到的反射回波的电信号来检查检查对象内部的成像数据;响应于位置检测信号将成像开始触发信号输出到信号发生器的位置转换电路;以及显示装置，其显示成像结果。

15. 发明申请

US20090126494A1 ULTRASONIC INSPECTION APPARATUS AND ULTRASONIC PROBE USED FOR SAME 有权
标题翻译：超声波检查装置和超声波检测装置
公开(公告)号：US20090126494A1
公开(公告)日：2009-05-21
申请号：US11943444
申请日：2007-11-20
申请人： Hirokazu Karasawa , Hideo Isobe
发明人： Hirokazu Karasawa , Hideo Isobe
IPC分类号： G01N29/04
CPC分类号： G01N29/226 , G01N29/265 , G01N2291/044 , G01N2291/2675
摘要： An ultrasonic inspection apparatus includes an ultrasonic probe including an ultrasonic transducer, a position detection device, a drive element selector which is connected to the plurality of piezoelectric elements of the ultrasonic transducer provided so as to select a required piezoelectric element, a signal detection circuit which allows the piezoelectric element selected by the drive element selector to transmit ultrasonic wave to an inspection object through an acoustic transmission medium, which receives reflection echo thereof, and which detects an electric signal of the reflection echo through, a signal processor which generates three-dimensional imaging data inside of the inspection object by processing the electric signal of the detected reflection echo, a position converting circuit which outputs an imaging-start trigger signal to a signal generator in response to a position detection signal, and a display device which displays an imaging result.
摘要翻译：超声波检查装置包括：超声波探头，其包括超声波换能器，位置检测装置，驱动元件选择器，连接到设置为选择所需压电元件的超声波换能器的多个压电元件;信号检测电路，允许由驱动元件选择器选择的压电元件通过声波传播介质将超声波传输到检查对象，声传播介质接收反射回波，并通过检测反射回波的电信号，产生三维的信号处理器通过处理检测到的反射回波的电信号来检查检查对象内部的成像数据;响应于位置检测信号将成像开始触发信号输出到信号发生器的位置转换电路;以及显示装置，其显示成像结果。

16. 发明授权

US07496456B2 3D ultrasonographic device 有权
标题翻译： 3D超声波装置
公开(公告)号：US07496456B2
公开(公告)日：2009-02-24
申请号：US11587482
申请日：2005-04-25
申请人： Kazuo Hiyama , Takahiro Ikeda , Motohisa Abe , Hirokazu Karasawa , Masahiro Katayama
发明人： Kazuo Hiyama , Takahiro Ikeda , Motohisa Abe , Hirokazu Karasawa , Masahiro Katayama
IPC分类号： G06F3/01
CPC分类号： G01N29/11 , G01N29/06 , G01N29/0609 , G01N29/28 , G01N2291/044 , G01N2291/106 , G01N2291/267
摘要： A three-dimensional ultrasonic inspection apparatus includes: a sensing device for ultrasonic inspection including an ultrasonic sensor as a transducer, in which a plurality of piezoelectric vibrators are disposed in a matrix or an array; a drive element selecting unit for selecting and driving a piezoelectric vibrator for producing an ultrasonic wave among the ultrasonic transducer; a signal detecting circuit for detecting the electric signal of the reflected echo by receiving the reflected echo from the joined area; a signal processing unit for subjecting the electric signal to signal processing and generating three-dimensional imaging data by causing the electric signals to correspond to mesh elements in a three-dimensional imaging region of the object to be inspected; and a display processing device for displaying the detection results and three-dimensional image data from the signal processing unit, while detecting the size and the position of the molten-solidified portion, and the size and the position of the weld defect of the joined area, from the intensity distribution of the three-dimensional imaging data generated by the signal processing unit.
摘要翻译：一种三维超声波检查装置，包括：超声波检查用感测装置，包括作为换能器的超声波传感器，其中多个压电振动器以矩阵或阵列布置; 驱动元件选择单元，用于选择和驱动超声波换能器中产生超声波的压电振动器; 信号检测电路，用于通过接收来自接合区域的反射回波来检测反射回波的电信号; 信号处理单元，用于通过使电信号对应于待检查对象的三维成像区域中的网格元素，对电信号进行信号处理并生成三维成像数据; 以及显示处理装置，用于在检测熔融凝固部分的尺寸和位置以及接合区域的焊接缺陷的尺寸和位置的同时，从信号处理单元显示检测结果和三维图像数据从由信号处理单元生成的三维成像数据的强度分布。

17. 发明申请

US20080245150A1 Three-Dimensional Ultrasonic Imaging Device 有权
标题翻译：三维超声成像装置
公开(公告)号：US20080245150A1
公开(公告)日：2008-10-09
申请号：US11570647
申请日：2005-06-13
申请人： Masahiro Katayama , Hirokazu Karasawa , Motohisa Abe , Takahiro Ikeda , Yoshino Ito
发明人： Masahiro Katayama , Hirokazu Karasawa , Motohisa Abe , Takahiro Ikeda , Yoshino Ito
IPC分类号： G01N29/04
CPC分类号： G01N29/36 , G01N29/0609 , G01N29/44 , G01N29/4463 , G01N2291/044
摘要： The object of the present invention is to provide a the three-dimensional ultrasonic imaging apparatus for improving accuracy of internal inspection of an object to be inspected and enabling an automatic determination by means of ultrasonic waves. The three-dimensional ultrasonic imaging apparatus according to the present invention includes: an ultrasonic transducer having a plurality of piezoelectric vibrators; a driving element selecting portion for selecting a piezoelectric vibrator to emit an ultrasonic wave among a plurality of the piezoelectric vibrators; a signal detecting circuit for causing ultrasonic waves emitted by the selected piezoelectric vibrator to enter the object to be inspected, receiving echo reflected from the object to be inspected, and thereby detecting an electric signal corresponding to the reflected echo; a signal processing portion for generating three-dimensional imaging data by subjecting the electric signal corresponding to the detected reflected echo to parallel arithmetic processing; and a display processing device for receiving the three-dimensional imaging data from the signal processing portion, correcting image luminance of the three-dimensional imaging data so as to flatten imaging intensity distribution in the plane direction of the surface of the object to be inspected, and then displaying a corrected result.
摘要翻译：本发明的目的是提供一种用于提高被检查物体的内部检查的精度的三维超声波成像装置，并且能够通过超声波进行自动确定。根据本发明的三维超声波成像装置包括：具有多个压电振动器的超声波换能器; 驱动元件选择部，用于选择压电振动器以在多个压电振动器之间发射超声波; 信号检测电路，用于使由选择的压电振动器发射的超声波进入待检测对象，接收从待检测对象反射的回波，从而检测与反射回波相对应的电信号; 信号处理部分，用于通过对与所检测的反射回波相对应的电信号进行并行算术处理来产生三维成像数据; 以及显示处理装置，用于从所述信号处理部分接收所述三维成像数据，校正所述三维成像数据的图像亮度，以使所述待检查物体的所述表面的平面方向上的成像强度分布变平，然后显示校正结果。

18. 发明授权

US07421900B2 Ultrasonograph, ultrasonic transducer, examining instrument, and ultrasonographing device 有权
标题翻译：超声波检测仪，超声波换能器，检测仪器，超声波检测仪
公开(公告)号：US07421900B2
公开(公告)日：2008-09-09
申请号：US10398874
申请日：2002-11-14
申请人： Hirokazu Karasawa , Masayuki Nakamoto , Makoto Ochiai , Katsuyoshi Fukuda , Taiji Hirasawa , Takahiro Ikeda
发明人： Hirokazu Karasawa , Masayuki Nakamoto , Makoto Ochiai , Katsuyoshi Fukuda , Taiji Hirasawa , Takahiro Ikeda
IPC分类号： G01N29/00 , G01N29/04
CPC分类号： G01N29/2418 , B06B1/0622 , G01N29/06 , G01N29/2437 , G01N29/28 , G01N2291/0423 , G01N2291/106
摘要： An ultrasonograph, an ultrasonic transducer, an inspection device, and an ultrasonic imaging device enabling easy and quick inspection and high-resolution or high-speed processing are provided. Barium titanate (BaTiO3) or lead zirconate titanate (PZT) is used for a piezoelectric material constituting the ultrasonic transducer, and the thickness thereof is 0.1 μm to 100 μm. Included therein are a drive section capable of driving an arbitrary one of piezoelectric layers, a detecting section detecting electrical signals generated by the plural piezoelectric layers based on echoes from an inspection object, the echoes being originated from an ultrasonic wave generated by the driven piezoelectric layer, and a processing section performing processing for visualizing a state of the inspection object based on the detected electrical signals.
摘要翻译：提供了一种超声波诊断仪，超声波换能器，检查装置和能够容易且快速地进行检查和高分辨率或高速处理的超声波成像装置。将钛酸钡（BaTiO 3 3）或锆钛酸铅（PZT）用于构成超声波换能器的压电材料，其厚度为0.1μm至100μm。其中包括能够驱动任意一个压电层的驱动部分，检测部分，根据来自检查对象的回波检测由多个压电层产生的电信号，回波源自由驱动压电层产生的超声波以及处理部，其基于检测到的电信号进行用于使检查对象的状态可视化的处理。

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