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81. 发明申请

US20110101980A1 MAGNETIC RESONANCE IMAGING APPARATUS 有权
标题翻译：磁共振成像装置
公开(公告)号：US20110101980A1
公开(公告)日：2011-05-05
申请号：US12914027
申请日：2010-10-28
申请人： Yoshiharu Ohiwa , Kazuya Okamoto , Masaaki Umeda
发明人： Yoshiharu Ohiwa , Kazuya Okamoto , Masaaki Umeda
IPC分类号： G01R33/48
CPC分类号： G01R33/54 , G01R33/4833 , G01R33/543
摘要： According to one embodiment, a magnetic resonance imaging apparatus includes; an imaging area setting unit configured to set an imaging area for a patient according to an imaging condition; an excitation angle determination unit configured to collect magnetic resonance signals from the imaging area by a pre-scan and to determine, on the basis of the collected magnetic resonance signal, an optimal excitation angle of a radio-frequency magnetic field for use in an imaging scan; and an imaging unit configured to acquire imaging data by carrying out the imaging scan of the set imaging area for the patient applying the radio-frequency magnetic field with the determined optimal excitation angle.
摘要翻译：根据一个实施例，一种磁共振成像装置包括：成像区域设定单元，被配置为根据成像条件设置患者的成像区域; 励磁角确定单元，被配置为通过预扫描从成像区域收集磁共振信号，并且基于所收集的磁共振信号确定用于成像的射频磁场的最佳激发角度扫描以及成像单元，被配置为通过对所述设置的成像区域进行成像扫描来获取成像数据，所述成像区域对于施加具有所确定的最佳激发角的所述射频磁场的患者进行。

82. 发明授权

US07915892B2 Magnetic resonance imaging apparatus and magnetic resonance imaging method 有权
标题翻译：磁共振成像装置及磁共振成像方法
公开(公告)号：US07915892B2
公开(公告)日：2011-03-29
申请号：US12112499
申请日：2008-04-30
申请人： Kazuya Okamoto
发明人： Kazuya Okamoto
IPC分类号： G01V3/00
CPC分类号： G01R33/34046 , G01R33/3415 , G01R33/3664 , G01R33/4833 , G01R33/4836 , G01R33/5612
摘要： A magnetic resonance imaging apparatus that applies a gradient magnetic field and a radio-frequency magnetic field to a subject in a static magnetic field to image the subject based on magnetic resonance signals emitted from the subject, includes a unit which generates K transmission radio-frequency pulse signals required to produce the radio-frequency magnetic field, an allocation unit which allocates the K transmission radio-frequency pulse signals to K in M transmission signal paths, a connection unit to which at most M radio-frequency coils are attachable and which selectively connects the M transmission signal paths and M reception signal paths to the radio-frequency coils, a selection unit which selects N in magnetic resonance signals which are respectively received by the at most M radio-frequency coils and transmitted through the at most M reception signal paths, and a unit which performs reception processing for each of the selected N magnetic resonance signals.
摘要翻译：一种磁共振成像装置，其将基于从被检体发出的磁共振信号对静态磁场施加梯度磁场和射频磁场，对被摄体进行成像，包括：生成K个发射频率的单位产生射频磁场所需的脉冲信号，在M个发送信号路径中将K个发送射频脉冲信号分配给K的分配单元，至多可连接M个射频线圈的连接单元，将M个发送信号路径和M个接收信号路径连接到射频线圈;选择单元，其选择分别由最多M个射频线圈接收并通过最多M个接收信号发送的磁共振信号中的N个路径，以及对所选择的N个磁共振信号进行接收处理的单元。

83. 发明授权

US07884608B2 Magnetic resonance imaging apparatus and radio frequency coil unit 有权
标题翻译：磁共振成像装置和射频线圈单元
公开(公告)号：US07884608B2
公开(公告)日：2011-02-08
申请号：US12081812
申请日：2008-04-22
申请人： Kazuya Okamoto
发明人： Kazuya Okamoto
IPC分类号： G01V3/00
CPC分类号： G01R33/3415
摘要： A radio frequency coil unit includes a plurality of surface coils and a distributing/combining unit. The plurality of surface coils are arranged in a body-axis direction. The distributing/combining unit distributes and combines reception signals output from the plurality of surface coils to generate a new reception signal.
摘要翻译：射频线圈单元包括多个表面线圈和分配/组合单元。多个表面线圈沿主体轴方向排列。分配/组合单元分配并组合从多个表面线圈输出的接收信号，以产生新的接收信号。

84. 发明授权

US07831678B2 Electronic control apparatus 有权
标题翻译：电子控制装置
公开(公告)号：US07831678B2
公开(公告)日：2010-11-09
申请号：US12056058
申请日：2008-03-26
申请人： Kazuya Okamoto
发明人： Kazuya Okamoto
IPC分类号： G06F15/16
CPC分类号： G06F11/1433 , G06F8/60 , G06F11/0739 , G06F11/0757
摘要： The electronic control apparatus includes at least two microcomputers at least one of which is always supplied with electric power and configured such that, when rewriting of control software of these microcomputers are performed, control software of the microcomputer always supplied with electric power is rewritten after control software of the other microcomputer is rewritten. The electronic control apparatus has a configuration which makes it possible to correctly and reliably rewrite the control software for each of these microcomputers in succession.
摘要翻译：电子控制装置包括至少两个微型计算机，其中至少一个总是被提供电力并且被配置为使得当重写这些微型计算机的控制软件时，总是提供电力的微处理器的控制软件在控制之后被重写其他微机软件重写。电子控制装置具有可以连续地正确可靠地重写这些微型计算机的控制软件的结构。

85. 发明授权

US07782057B2 Array coil and magnetic resonance imaging apparatus 有权
标题翻译：阵列线圈和磁共振成像装置
公开(公告)号：US07782057B2
公开(公告)日：2010-08-24
申请号：US11808121
申请日：2007-06-06
申请人： Kazuya Okamoto , Takahiro Ishihara
发明人： Kazuya Okamoto , Takahiro Ishihara
IPC分类号： G01V3/00
CPC分类号： G01R33/3415 , G01R33/365
摘要： An array coil including at least three conductive elements arranged at predetermined intervals, each of the conductive elements being in the form of a loop, and a plurality of switches that enable the conductive elements to be connected together according to a plurality of connecting patterns.
摘要翻译：一种阵列线圈，其包括以预定间隔布置的至少三个导电元件，每个导电元件为环形，以及多个开关，其使导电元件能够根据多个连接图案连接在一起。

86. 发明授权

US07684926B2 Electronic control apparatus having first microcomputer which forwards externally supplied updating data to a second microcomputer having a lower data receiving performance than the first microcomputer 有权
标题翻译：具有第一微型计算机的电子控制装置，该第一微型计算机向外部提供的更新数据转发到具有比第一微型计算机低的数据接收性能的第二微型计算机
公开(公告)号：US07684926B2
公开(公告)日：2010-03-23
申请号：US11385697
申请日：2006-03-22
申请人： Kazuya Okamoto
发明人： Kazuya Okamoto
IPC分类号： G06F19/00 , G06G7/70 , G06F15/167 , G06F15/16
CPC分类号： G06F13/385
摘要： An electronic control apparatus such as an ECU of a motor vehicle contains first and second microcomputers, with the first microcomputer having a substantially higher data receiving performance than the second microcomputer. Data for updating a ROM of the second microcomputer, transmitted to the first microcomputer from an external apparatus at a relatively high data rate, are temporarily stored in RAM by the first microcomputer and then transmitted to the second microcomputer at a rate which is appropriate for the receiving performance of the second microcomputer.
摘要翻译：诸如机动车辆的ECU的电子控制装置包含第一和第二微型计算机，第一微型计算机具有比第二微型计算机大得多的数据接收性能。用于更新从外部设备以较高数据速率发送到第一微型计算机的第二微型计算机的ROM的数据由第一微机临时存储在RAM中，然后以适合于接收第二台微机的性能。

87. 发明授权

US07218106B2 MRI with automatic contour-controlled separation between RF coil and object being imaged 有权
标题翻译： MRI与射频线圈和被成像对象之间的自动轮廓控制分离
公开(公告)号：US07218106B2
公开(公告)日：2007-05-15
申请号：US10950698
申请日：2004-09-28
申请人： Yasutake Yasuhara , Kazuya Okamoto , Masaaki Yamanaka , Manabu Ishii , Tsutomu Igarashi , Shigehide Kuhara
发明人： Yasutake Yasuhara , Kazuya Okamoto , Masaaki Yamanaka , Manabu Ishii , Tsutomu Igarashi , Shigehide Kuhara
IPC分类号： G01V3/00
CPC分类号： G01R33/341
摘要： A magnetic resonance imaging apparatus of the invention comprises a static magnetic field generation unit which generates a static magnetic field in a gantry, a gradient magnetic field generation unit which applies a gradient magnetic field to a object in the static magnetic field, a radio frequency coil which receives a magnetic resonance signal from the object to which the gradient magnetic field is applied, a contour detection unit which detects a contour of the object, a coil movement unit which moves the radio frequency coil on the basis of the detected contour while the radio frequency coil is placed near and far relative to the object, and an image generation unit which generates a magnetic resonance image on the basis of the received magnetic resonance signal.
摘要翻译：本发明的磁共振成像装置包括在台架中产生静磁场的静磁场产生单元，向静磁场中的物体施加梯度磁场的梯度磁场产生单元，射频线圈其接收来自施加有梯度磁场的物体的磁共振信号，检测物体的轮廓的轮廓检测单元，在无线电状态下基于检测到的轮廓移动射频线圈的线圈移动单元频率线圈被放置在靠近物体的近处和远处;以及图像生成单元，其基于接收的磁共振信号产生磁共振图像。

88. 发明授权

US07176689B2 Parallel MR imaging with use of multi-coil made of plural element coils 有权
标题翻译：使用由多个元件线圈制成的多线圈的并行MR成像
公开(公告)号：US07176689B2
公开(公告)日：2007-02-13
申请号：US11250490
申请日：2005-10-17
申请人： Yoshio Machida , Yoshinori Hamamura , Yoshimori Kassai , Kazuya Okamoto , Kazuhiro Soma
发明人： Yoshio Machida , Yoshinori Hamamura , Yoshimori Kassai , Kazuya Okamoto , Kazuhiro Soma
IPC分类号： G01V3/00
CPC分类号： G01R33/3664 , G01R33/3415 , G01R33/5611
摘要： A magnetic resonance imaging system includes an MR signal reception apparatus comprising a receiving multi-coil and a switchover member. The receiving multi-coil receives MR signals and is composed of a plurality of element coils. The switchover member is configured to switch reception states of the MR signals received by the plurality of element coils in response to imaging conditions. The switchover member connects output paths of the MR signals from the plurality of element coils to a receiver, to reception channels in the receiver in response to the imaging conditions. The reception channels is less in number than the element coils. The imaging conditions are for example directed to parallel MR imaging.
摘要翻译：磁共振成像系统包括包括接收多线圈和切换构件的MR信号接收装置。接收多线圈接收MR信号并且由多个元件线圈组成。切换构件被配置为响应于成像条件来切换由多个元件线圈接收的MR信号的接收状态。切换构件将来自多个元件线圈的MR信号的输出路径连接到接收器，以响应于成像条件而将接收器中的接收通道连接。接收通道数量少于元件线圈。成像条件例如针对并行MR成像。

89. 发明申请

US20060267586A1 Radio frequency coil assembly and magnetic resonance imaging apparatus 有权
标题翻译：射频线圈组件和磁共振成像装置
公开(公告)号：US20060267586A1
公开(公告)日：2006-11-30
申请号：US11274478
申请日：2005-11-16
申请人： Kazuya Okamoto , Shinji Mitsui , Manabu Ishii
发明人： Kazuya Okamoto , Shinji Mitsui , Manabu Ishii
IPC分类号： G01V3/00
CPC分类号： G01R33/3415
摘要： A radio frequency coil assembly is provided. The radio frequency coil assembly includes: a first radio frequency coil for receiving a magnetic resonance signal from a tested body; a second radio frequency coil for receiving a magnetic resonance signal from the tested body; and a third radio frequency coil for receiving a magnetic resonance signal from the tested body and having a shape which is different from that of at least one of the first and second radio frequency coils so as to increase a local sensitivity in an image-picked-up region.
摘要翻译：提供射频线圈组件。射频线圈组件包括：用于从测试体接收磁共振信号的第一射频线圈; 第二射频线圈，用于从所测试的身体接收磁共振信号; 以及第三射频线圈，用于从所测试的身体接收磁共振信号，并具有不同于第一和第二射频线圈中的至少一个的形状，以增加拾取图像中的局部灵敏度， up区域。

90. 发明申请

US20060227606A1 Electronic control apparatus having first microcomputer which forwards externally supplied updating data to a second microcomputer having a lower data receiving performance than the first microcomputer 有权
标题翻译：具有第一微型计算机的电子控制装置，该第一微型计算机向外部提供的更新数据转发到具有比第一微型计算机低的数据接收性能的第二微型计算机
公开(公告)号：US20060227606A1
公开(公告)日：2006-10-12
申请号：US11385697
申请日：2006-03-22
申请人： Kazuya Okamoto
发明人： Kazuya Okamoto
IPC分类号： G11C16/04 , G11C11/34
CPC分类号： G06F13/385
摘要： An electronic control apparatus such as an ECU of a motor vehicle contains first and second microcomputers, with the first microcomputer having a substantially higher data receiving performance than the second microcomputer. Data for updating a ROM of the second microcomputer, transmitted to the first microcomputer from an external apparatus at a relatively high data rate, are temporarily stored in RAM by the first microcomputer and then transmitted to the second microcomputer at a rate which is appropriate for the receiving performance of the second microcomputer.
摘要翻译：诸如机动车辆的ECU的电子控制装置包含第一和第二微型计算机，第一微型计算机具有比第二微型计算机大得多的数据接收性能。用于更新从外部设备以较高数据速率发送到第一微型计算机的第二微型计算机的ROM的数据由第一微机临时存储在RAM中，然后以适合于接收第二台微机的性能。

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