公开(公告)号：US08816688B2

公开(公告)日：2014-08-26

申请号：US13214348

申请日：2011-08-22

申请人： Kohei Adachi ,  Masatoshi Hanawa ,  Kazuya Okamoto

发明人： Kohei Adachi ,  Masatoshi Hanawa ,  Kazuya Okamoto

IPC分类号： G01V3/00

CPC分类号： G01R33/583 ,  G01R33/5659

摘要： A magnetic resonance imaging apparatus includes an imaging condition acquisition unit and an imaging unit. The imaging condition acquisition unit acquires at least one of optimum amplitude and optimum phase of a radio frequency transmission signal so as to reduce a deviation of data in at least one region of interest set in an object. The imaging unit acquires image data by imaging according to an imaging condition including at least one of optimum amplitude and optimum phase.

摘要翻译： 磁共振成像装置包括成像条件获取单元和成像单元。 成像条件获取单元获取射频发送信号的最佳幅度和最佳相位中的至少一个，以便减少在对象中设置的至少一个感兴趣区域中的数据的偏差。 成像单元根据包括最佳幅度和最佳相位中的至少一个的成像条件进行成像来获取图像数据。

公开(公告)号：US08174264B2

公开(公告)日：2012-05-08

申请号：US12492960

申请日：2009-06-26

申请人： Kohei Adachi ,  Kazuya Okamoto

发明人： Kohei Adachi ,  Kazuya Okamoto

IPC分类号： G01V3/00

CPC分类号： G01R33/3692

摘要： An magnetic resonance diagnostic apparatus which includes a main unit and a coil unit, the magnetic resonance diagnostic apparatus including a sampling clock generating unit which generates a sampling clock signal, a sampling clock transmitting unit wirelessly transmits the sampling clock signal, a sampling clock receiving unit which receives the transmitted sampling clock signal, a receiving coil which outputs an electrical magnetic resonance signal in response to a magnetic resonance signal emitted from a subject as electromagnetic radiation, a digitization unit which digitizes, synchronously with the received sampling clock signal, the outputted magnetic resonance signal, a resonance signal transmitting unit which wirelessly transmits the digitized magnetic resonance signal, a resonance signal receiving unit which receives the transmitted magnetic resonance signal, and a reconstruction unit which processes, synchronously with the generated sampling clock signal, the received magnetic resonance signal and thereby reconstructs an image of the subject.

摘要翻译： 一种磁共振诊断装置，包括主单元和线圈单元，所述磁共振诊断装置包括：采样时钟生成单元，其生成采样时钟信号;采样时钟发送单元，无线发送采样时钟信号;采样时钟接收单元 接收发送的采样时钟信号的接收线圈，响应于从对象发射的磁共振信号作为电磁辐射输出电磁共振信号的接收线圈，与接收到的采样时钟信号同步数字化的数字化单元，输出的磁 谐振信号，无线发送数字化磁共振信号的谐振信号发送单元，接收发送的磁共振信号的谐振信号接收单元，以及与所生成的采样时钟信号同步处理所接收的磁铁的重建单元 c共振信号，从而重建对象的图像。

公开(公告)号：US20090322335A1

公开(公告)日：2009-12-31

申请号：US12492960

申请日：2009-06-26

申请人： Kohei ADACHI ,  Kazuya OKAMOTO

发明人： Kohei ADACHI ,  Kazuya OKAMOTO

IPC分类号： G01R33/48 ,  H03K3/00

CPC分类号： G01R33/3692

摘要： An magnetic resonance diagnostic apparatus which includes a main unit and a coil unit, the magnetic resonance diagnostic apparatus including a sampling clock generating unit which generates a sampling clock signal, a sampling clock transmitting unit wirelessly transmits the sampling clock signal, a sampling clock receiving unit which receives the transmitted sampling clock signal, a receiving coil which outputs an electrical magnetic resonance signal in response to a magnetic resonance signal emitted from a subject as electromagnetic radiation, a digitization unit which digitizes, synchronously with the received sampling clock signal, the outputted magnetic resonance signal, a resonance signal transmitting unit which wirelessly transmits the digitized magnetic resonance signal, a resonance signal receiving unit which receives the transmitted magnetic resonance signal, and a reconstruction unit which processes, synchronously with the generated sampling clock signal, the received magnetic resonance signal and thereby reconstructs an image of the subject.

摘要翻译： 一种磁共振诊断装置，包括主单元和线圈单元，所述磁共振诊断装置包括：采样时钟生成单元，其生成采样时钟信号;采样时钟发送单元，无线发送采样时钟信号;采样时钟接收单元 接收发送的采样时钟信号的接收线圈，响应于从对象发射的磁共振信号作为电磁辐射输出电磁共振信号的接收线圈，与接收到的采样时钟信号同步数字化的数字化单元，输出的磁 谐振信号，无线发送数字化磁共振信号的谐振信号发送单元，接收发送的磁共振信号的谐振信号接收单元，以及与所生成的采样时钟信号同步处理所接收的磁铁的重建单元 c共振信号，从而重建对象的图像。

公开(公告)号：US20080246475A1

公开(公告)日：2008-10-09

申请号：US12078388

申请日：2008-03-31

申请人： Kohei Adachi

发明人： Kohei Adachi

IPC分类号： G01R33/48

CPC分类号： G01R33/56572

摘要： An MRI apparatus includes an application unit that applies a readout gradient magnetic field in which magnetic field strength thereof varies with time and RF pulses to a subject placed in a static magnetic field in accordance with a predetermined pulse sequence; a receiving unit that receives an MR signal obtained from the subject to which the readout gradient magnetic field and the RF pulses are applied; an AD converter that converts the received MR signal from analog to digital, and samples discrete MR-signal values; a filtering control unit that performs filtering processing on the sampled discrete MR-signal values, including a filter-coefficient setting unit that sets a plurality of filter coefficients to be used for the filtering processing with respect to each point of sampling time at which the filtering processing is to be performed, based on time-shift amounts corresponding to variations in an MR-signal frequency arising from temporal variations in the magnetic field strength, and a product-sum operating unit that performs the filtering processing on the MR-signal values by performing a product-sum operation between the filter coefficients and the MR-signal values; and an image-data creating unit that creates image data based on the MR-signal values on which the filtering processing is performed.

摘要翻译： MRI装置包括：应用单元，其根据预定的脉冲顺序将磁场强度随时间变化的读出梯度磁场和RF脉冲施加到位于静态磁场中的对象; 接收单元，其接收从被施加了读出梯度磁场和RF脉冲的对象获得的MR信号; AD转换器，将接收的MR信号从模拟转换为数字，并对离散MR信号值进行采样; 对所抽取的离散MR信号值执行滤波处理的滤波控制单元，该滤波器控制单元包括滤波器系数设定单元，该滤波器系数设定单元针对滤波处理使用的多个滤波器系数， 基于与由磁场强度的时间变化引起的MR信号频率的变化相对应的时移量进行处理，以及乘积和运算单元，对MR信号值进行滤波处理， 在滤波器系数和MR信号值之间执行乘积和运算; 以及图像数据创建单元，其基于执行了滤波处理的MR信号值来创建图像数据。

公开(公告)号：US5029984A

公开(公告)日：1991-07-09

申请号：US307739

申请日：1989-02-08

申请人： Kohei Adachi ,  Hideaki Otsuki ,  Kenichi Niki ,  Hayato Takasago ,  Tetsuro Makita

发明人： Kohei Adachi ,  Hideaki Otsuki ,  Kenichi Niki ,  Hayato Takasago ,  Tetsuro Makita

IPC分类号： G02F1/13 ,  H01L25/065 ,  H01R12/70

CPC分类号： G02F1/13452 ,  H01L25/0652 ,  H01R12/7076 ,  H01L2224/49175 ,  H01L2924/09701

摘要： In a liquid crystal display device with a drive circuit board connected to the peripheral portion of a liquid crystal display panel, the circuit board is disposed behind the liquid crystal display panel and also the circuit board is connected with the liquid crystal display panel by means of a connecting member in film form, whereby the liquid crystal display device is miniaturized and efficiency of the assembly work is improved. Further, the circuit board is made up of plural drive circuit modules of the same type whereby the efficiency in the assembly and inspection process is still improved.

摘要翻译： 在具有连接到液晶显示面板的周边部分的驱动电路板的液晶显示装置中，电路板设置在液晶显示面板后面，并且电路板通过以下方式与液晶显示面板连接： 膜形式的连接构件，由此使液晶显示装置小型化，并且提高了组装工作的效率。 此外，电路板由相同类型的多个驱动电路模块组成，从而组装和检查过程的效率仍然得到改善。

公开(公告)号：US08305079B2

公开(公告)日：2012-11-06

申请号：US12567461

申请日：2009-09-25

申请人： Masateru Iwasa ,  Kazuto Nogami ,  Tomoyuki Yoshida ,  Fumitoshi Kojima ,  Yoshitomo Sakakura ,  Kohei Adachi

发明人： Masateru Iwasa ,  Kazuto Nogami ,  Tomoyuki Yoshida ,  Fumitoshi Kojima ,  Yoshitomo Sakakura ,  Kohei Adachi

IPC分类号： G01V3/00

CPC分类号： G01R33/3856 ,  G01R33/3804 ,  G01R33/3873

摘要： A feedforward control unit predicts the maximum value of the temperature of a gradient coil based on a power duty and a scan time of a pulse sequence, and a present temperature of the gradient coil. When the maximum value exceeds a predetermined upper limit, the feedforward control unit then instructs a temperature adjusting unit to start a water circulation in a chiller at the start of a prescan, and the temperature adjusting unit starts the water circulation based on the instruction.

摘要翻译： 前馈控制单元基于脉冲序列的功率占空比和扫描时间以及梯度线圈的当前温度来预测梯度线圈的温度的最大值。 当最大值超过预定上限时，前馈控制单元然后指示温度调节单元在预扫描开始时开始冷却器中的水循环，并且温度调节单元基于该指令开始水循环。

公开(公告)号：US20110298459A1

公开(公告)日：2011-12-08

申请号：US13214348

申请日：2011-08-22

申请人： Kohei ADACHI ,  Masatoshi HANAWA ,  Kazuya OKAMOTO

发明人： Kohei ADACHI ,  Masatoshi HANAWA ,  Kazuya OKAMOTO

IPC分类号： G01R33/44

CPC分类号： G01R33/583 ,  G01R33/5659

摘要： A magnetic resonance imaging apparatus includes an imaging condition acquisition unit and an imaging unit. The imaging condition acquisition unit acquires at least one of optimum amplitude and optimum phase of a radio frequency transmission signal so as to reduce a deviation of data in at least one region of interest set in an object. The imaging unit acquires image data by imaging according to an imaging condition including at least one of optimum amplitude and optimum phase.

摘要翻译： 磁共振成像装置包括成像条件获取单元和成像单元。 成像条件获取单元获取射频发送信号的最佳幅度和最佳相位中的至少一个，以便减少在对象中设置的至少一个感兴趣区域中的数据的偏差。 成像单元根据包括最佳幅度和最佳相位中的至少一个的成像条件进行成像来获取图像数据。

公开(公告)号：US07400148B2

公开(公告)日：2008-07-15

申请号：US11386771

申请日：2006-03-23

申请人： Kohei Adachi

发明人： Kohei Adachi

IPC分类号： G01V3/00

CPC分类号： G01R33/3621 ,  G01R33/3415

摘要： A magnetic resonance imaging includes: a first converter that converts some of the magnetic resonance signals, to be processed, corresponding to a plurality of channels into signals corresponding to a plurality of effective channels set within a first frequency band and converts magnetic resonance signals corresponding to other channels into signals corresponding to channels set within a second frequency band different from the first frequency band; a synthesizer that synthesizes the channel-converted signals; an extractor that extracts a signal included in the first frequency band from the synthesized signals; and a divider that divides the extracted signal into magnetic resonance signals corresponding to the plurality of effective channels.

摘要翻译： 磁共振成像包括：将与多个通道相对应的待处理的一部分磁共振信号转换成与在第一频带内设置的多个有效通道相对应的信号的第一转换器，并将对应于 其他信道转换成与在与第一频带不同的第二频带内设置的信道相对应的信号; 合成通道转换信号的合成器; 提取器，从所述合成信号中提取包括在所述第一频带中的信号; 以及将所提取的信号分成与多个有效信道相对应的磁共振信号的分频器。

公开(公告)号：US07173427B1

公开(公告)日：2007-02-06

申请号：US11315135

申请日：2005-12-23

申请人： Kohei Adachi

发明人： Kohei Adachi

IPC分类号： G01V3/00

CPC分类号： G01R33/3621 ,  G01R33/3415 ,  G01R33/5608

摘要： A magnetic resonance imaging apparatus includes a plurality of coils which receive magnetic resonance signals, a plurality of A/D converters which digitize the magnetic resonance signals, and a set unit which selectively sets a first state and a second state, the first state being set as a state in which the magnetic resonance signals output from the plurality of coils are input to the plurality of A/D converters, respectively, the second state being set as a state in which the magnetic resonance signal output from one of the plurality of coils is input to two or more of the plurality of A/D converters.

摘要翻译： 磁共振成像装置包括接收磁共振信号的多个线圈，数字化磁共振信号的多个A / D转换器和选择性地设定第一状态和第二状态的设定单元，第一状态被设定 作为从多个线圈输出的磁共振信号分别输入到多个A / D转换器的状态，第二状态被设定为从多个线圈中的一个线圈输出的磁共振信号 被输入到多个A / D转换器中的两个或更多个。

公开(公告)号：US06461465B2

公开(公告)日：2002-10-08

申请号：US09766980

申请日：2001-01-23

申请人： Masahiko Tada ,  Kohei Adachi ,  Hiroki Toyoshima ,  Susumu Kono ,  Kazuo Yoshida ,  Yoshihiro Kashiba ,  Yoshimi Kinoshita

发明人： Masahiko Tada ,  Kohei Adachi ,  Hiroki Toyoshima ,  Susumu Kono ,  Kazuo Yoshida ,  Yoshihiro Kashiba ,  Yoshimi Kinoshita

IPC分类号： B30B1506

CPC分类号： B32B37/1009 ,  B32B37/10 ,  B32B37/12

摘要： An apparatus for manufacturing a liquid crystal panel in which two substrates are faced to each other with spacers interposed therebetween, applied with heat pressure in an overlapped condition, and adhesive arranged between the two substrates is cured for fixing, characterized in that at least of a pair of pressurizing plates for applying pressure to the two substrates is a graphite plate and in that upper and lower pressurizing plates are made to be of different rigidity. The graphite plate of low rigidity is made to stick to the substrate, and shifts between substrate can be prevented while securing uniformity in gap between substrates.

摘要翻译： 一种用于制造液晶面板的装置，其中两个基板彼此面对并具有间隔件，以重叠的状态施加热压，并且布置在两个基板之间的粘合剂固化固化，其特征在于，至少一个 一对用于向两个基板施加压力的加压板是石墨板，并且使上，下加压板具有不同的刚性。 使刚性低的石墨板粘附到基板上，并且可以在确保基板之间的间隙的均匀性的同时防止基板之间的移动。