公开(公告)号：US20110024641A1

公开(公告)日：2011-02-03

申请号：US12844554

申请日：2010-07-27

申请人： Keigo Yokoyama ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Sho Sato

发明人： Keigo Yokoyama ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Sho Sato

IPC分类号： H01L27/00 ,  G01T1/26

CPC分类号： A61B6/06 ,  A61B6/4233 ,  A61B6/5241 ,  A61B6/542 ,  A61B6/585 ,  H04N5/32

摘要： An imaging apparatus includes a detector, having a plurality of pixels arranged in a matrix, for performing first and second radiography operations, a bias light source, and a control unit that controls the operation of the detector and the bias light source. In the first radiography operation, image data corresponding to radiation in a first radiation field corresponding to some of the pixels is output. In the second radiography operation, image data corresponding to radiation in a second radiation field larger than the first radiation field is output. In accordance with a change from the first radiation field to the second radiation field, the operation of the bias light source is controlled so that the irradiation with the bias light is performed during a period between the first and second radiography operations at a bias-light integral dose determined based on radiation integral dose information in the first radiography operation.

摘要翻译： 一种成像装置包括具有排列成矩阵的多个像素的检测器，用于执行第一和第二次X射线照相操作，偏置光源和控制检测器和偏置光源的操作的控制单元。 在第一次放射线照相操作中，输出与对应于一些像素的第一辐射场中的辐射对应的图像数据。 在第二次X射线摄影操作中，输出对应于大于第一辐射场的第二辐射场中的辐射的图像数据。 根据从第一辐射场到第二辐射场的变化，控制偏置光源的操作，使得在偏光下的第一和第二射线照相操作期间执行偏置光的照射 在第一次放射照相术中基于辐射积分剂量信息确定的积分剂量。

公开(公告)号：US20110309262A1

公开(公告)日：2011-12-22

申请号：US13201119

申请日：2010-03-30

申请人： Sho Sato ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Keigo Yokoyama

发明人： Sho Sato ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Keigo Yokoyama

IPC分类号： H01L27/148

CPC分类号： G01T1/2928 ,  H04N5/32 ,  H04N5/343 ,  H04N5/3454 ,  H04N5/357

摘要： An imaging operation includes a first imaging operation for outputting image data according to irradiation to the detector with radiation or light in an irradiation field A corresponding to a part of the plurality of pixels, and a second imaging operation for outputting image data according to irradiation to the detector 104 with radiation or light in an irradiation field B wider than the irradiation field A, wherein, responsive to a changing from irradiation in the irradiation field A to irradiation in the irradiation field B, an operation of the detector is controlled so that the detector performs an initializing operation for initializing conversion elements during a period between the first and second imaging operations.

摘要翻译： 成像操作包括：第一成像操作，用于在对应于所述多个像素的一部分的照射场A中用辐射或光照射到所述检测器，输出图像数据;以及第二成像操作，用于根据照射来输出图像数据 检测器104在比照射场A宽的照射场B中具有辐射或光，其中响应于照射场A中的照射到照射场B中的照射的变化，控制检测器的操作，使得 检测器在第一和第二成像操作期间执行用于初始化转换元件的初始化操作。

公开(公告)号：US20110317054A1

公开(公告)日：2011-12-29

申请号：US13255830

申请日：2010-03-12

申请人： Toshio Kameshima ,  Tadao Endo ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Keigo Yokoyama ,  Sho Sato ,  Toshikazu Tamura

发明人： Toshio Kameshima ,  Tadao Endo ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Keigo Yokoyama ,  Sho Sato ,  Toshikazu Tamura

IPC分类号： H04N5/335

CPC分类号： A61B6/032 ,  A61B6/4233 ,  A61B6/585 ,  G01T1/2928 ,  H04N5/32 ,  H04N5/3597 ,  H04N5/374

摘要： An imaging apparatus 100 includes a detector 104 having a plurality of pixels arranged in a matrix and performing an imaging operation of outputting image data according to the radiation or light emitted in a predetermined irradiation field; and a controller unit 106, and performs a first imaging operation for outputting image data according to the radiation in a narrower irradiation field A corresponding to part of pixels and a second imaging operation for outputting image data according to the radiation in a wider irradiation field B, under controlling the detector to perform an accumulation operation during the second imaging operation so that a step of image is a preliminarily set tolerable quantity.

摘要翻译： 成像设备100包括具有排列成矩阵的多个像素的检测器104，并且执行根据在预定照射场中发射的辐射或光输出图像数据的成像操作; 以及控制器单元106，并且执行用于根据与像素的一部分相对应的较窄照射场A中的辐射输出图像数据的第一成像操作和用于根据较宽辐射场B中的辐射输出图像数据的第二成像操作 在控制检测器的同时在第二次成像操作期间执行累积操作，使得图像的步骤是预先设定的可容许量。

公开(公告)号：US08227757B2

公开(公告)日：2012-07-24

申请号：US12844554

申请日：2010-07-27

申请人： Keigo Yokoyama ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Sho Sato

发明人： Keigo Yokoyama ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Sho Sato

IPC分类号： G01T1/00 ,  G01J1/42

CPC分类号： A61B6/06 ,  A61B6/4233 ,  A61B6/5241 ,  A61B6/542 ,  A61B6/585 ,  H04N5/32

摘要： An imaging apparatus includes a detector, having a plurality of pixels arranged in a matrix, for performing first and second radiography operations, a bias light source, and a control unit that controls the operation of the detector and the bias light source. In the first radiography operation, image data corresponding to radiation in a first radiation field corresponding to some of the pixels is output. In the second radiography operation, image data corresponding to radiation in a second radiation field larger than the first radiation field is output. In accordance with a change from the first radiation field to the second radiation field, the operation of the bias light source is controlled so that the irradiation with the bias light is performed during a period between the first and second radiography operations at a bias-light integral dose determined based on radiation integral dose information in the first radiography operation.

摘要翻译： 一种成像装置包括具有排列成矩阵的多个像素的检测器，用于执行第一和第二次X射线照相操作，偏置光源和控制检测器和偏置光源的操作的控制单元。 在第一次放射线照相操作中，输出与对应于一些像素的第一辐射场中的辐射对应的图像数据。 在第二次X射线摄影操作中，输出对应于大于第一辐射场的第二辐射场中的辐射的图像数据。 根据从第一辐射场到第二辐射场的变化，控制偏置光源的操作，使得在偏光下的第一和第二射线照相操作期间执行偏置光的照射 在第一次放射照相术中基于辐射积分剂量信息确定的积分剂量。

公开(公告)号：US08829438B2

公开(公告)日：2014-09-09

申请号：US13201119

申请日：2010-03-30

申请人： Sho Sato ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Keigo Yokoyama

发明人： Sho Sato ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Katsuro Takenaka ,  Keigo Yokoyama

IPC分类号： G01J1/00

CPC分类号： G01T1/2928 ,  H04N5/32 ,  H04N5/343 ,  H04N5/3454 ,  H04N5/357

摘要： An imaging operation includes a first imaging operation for outputting image data according to irradiation to the detector with radiation or light in an irradiation field A corresponding to a part of the plurality of pixels, and a second imaging operation for outputting image data according to irradiation to the detector 104 with radiation or light in an irradiation field B wider than the irradiation field A, wherein, responsive to a changing from irradiation in the irradiation field A to irradiation in the irradiation field B, an operation of the detector is controlled so that the detector performs an initializing operation for initializing conversion elements during a period between the first and second imaging operations.

摘要翻译： 成像操作包括：第一成像操作，用于在对应于所述多个像素的一部分的照射场A中用辐射或光照射到所述检测器，输出图像数据;以及第二成像操作，用于根据照射来输出图像数据 检测器104在比照射场A宽的照射场B中具有辐射或光，其中响应于照射场A中的照射到照射场B中的照射的变化，控制检测器的操作，使得 检测器在第一和第二成像操作期间执行用于初始化转换元件的初始化操作。

公开(公告)号：US08471213B2

公开(公告)日：2013-06-25

申请号：US12637579

申请日：2009-12-14

申请人： Tomoyuki Yagi ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Katsuro Takenaka ,  Keigo Yokoyama

发明人： Tomoyuki Yagi ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Katsuro Takenaka ,  Keigo Yokoyama

IPC分类号： H01L27/146

CPC分类号： G01T1/00 ,  H04N5/32 ,  H04N5/3658 ,  H04N5/3698

摘要： An apparatus includes a detecting unit having pixels that converts radiation or light to electric signals; a drive circuit that drives the detecting unit; a read circuit that outputs the electric signals as image signals; a power supply unit that supplies voltages to the detecting unit, the drive circuit, and the read circuit; and a control unit that controls at least the drive circuit and the power supply unit. The control unit performs a first process of stopping the voltage supply operation to the detecting unit, with the voltage supply operations to the drive circuit and the read circuit maintained; a second process of driving the detecting unit; and a third process of stopping the voltage supply operations to the drive circuit and the read circuit.

摘要翻译： 一种装置包括具有将辐射或光转换成电信号的像素的检测单元; 驱动所述检测单元的驱动电路; 将电信号作为图像信号输出的读出电路; 电源单元，向检测单元，驱动电路和读取电路提供电压; 以及至少控制驱动电路和电源单元的控制单元。 控制单元执行停止对检测单元的电压供应操作的第一过程，其中维持对驱动电路和读取电路的电压供应操作; 驱动检测单元的第二处理; 以及停止对驱动电路和读取电路的电压供给操作的第三处理。

公开(公告)号：US08541754B2

公开(公告)日：2013-09-24

申请号：US13390592

申请日：2010-08-25

申请人： Katsuro Takenaka ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Keigo Yokoyama

发明人： Katsuro Takenaka ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Tomoyuki Yagi ,  Keigo Yokoyama

IPC分类号： G01T1/17

CPC分类号： G01T1/17

摘要： An imaging system includes a detector (104) having a first area where irradiation occurs in a radiation field (A) and a second area other than the first area where irradiation occurs in a radiation field (B) and configured to output image data, and an image processing unit (601) that performs image processing on the image data. The image processing unit (601) includes a storage unit (602) that stores dark output information, a measurement unit (607) that measures the integral dose of the radiation or light applied to a pixel in the first area and the integral dose of the radiation or light applied to a pixel in the second area, and a correction unit (610) that corrects the image data, based on the dark output information obtained from the storage unit (602) and the integral doses measured by the measurement unit (607), when changing of the radiation field has occurred.

摘要翻译： 成像系统包括检测器（104），其具有在辐射场（A）中发生照射的第一区域和除辐射场（B）内发生的照射的第一区域以外的第二区域，并且被配置为输出图像数据;以及 对图像数据执行图像处理的图像处理单元（601）。 图像处理单元（601）包括存储暗输出信息的存储单元（602），测量单元（607），其测量施加到第一区域中的像素的辐射或光的积分剂量和 施加到第二区域中的像素的辐射或光，以及基于从存储单元（602）获得的暗输出信息和由测量单元（607）测量的积分剂量来校正图像数据的校正单元（610） ），当发生辐射场变化时。

公开(公告)号：US20100155614A1

公开(公告)日：2010-06-24

申请号：US12637579

申请日：2009-12-14

申请人： Tomoyuki Yagi ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Katsuro Takenaka ,  Keigo Yokoyama

发明人： Tomoyuki Yagi ,  Tadao Endo ,  Toshio Kameshima ,  Masayoshi Akiyama ,  Katsuro Takenaka ,  Keigo Yokoyama

IPC分类号： G01T1/24

CPC分类号： G01T1/00 ,  H04N5/32 ,  H04N5/3658 ,  H04N5/3698

摘要： An apparatus includes a detecting unit having pixels that converts radiation or light to electric signals; a drive circuit that drives the detecting unit; a read circuit that outputs the electric signals as image signals; a power supply unit that supplies voltages to the detecting unit, the drive circuit, and the read circuit; and a control unit that controls at least the drive circuit and the power supply unit. The control unit performs a first process of stopping the voltage supply operation to the detecting unit, with the voltage supply operations to the drive circuit and the read circuit maintained; a second process of driving the detecting unit; and a third process of stopping the voltage supply operations to the drive circuit and the read circuit.

摘要翻译： 一种装置包括具有将辐射或光转换成电信号的像素的检测单元; 驱动所述检测单元的驱动电路; 将电信号作为图像信号输出的读出电路; 电源单元，向检测单元，驱动电路和读取电路提供电压; 以及至少控制驱动电路和电源单元的控制单元。 控制单元执行停止对检测单元的电压供应操作的第一过程，其中维持对驱动电路和读取电路的电压供应操作; 驱动检测单元的第二处理; 以及停止对驱动电路和读取电路的电压供给操作的第三处理。

公开(公告)号：US08779373B2

公开(公告)日：2014-07-15

申请号：US13403248

申请日：2012-02-23

申请人： Shinichi Takeda ,  Masato Inoue ,  Masayoshi Akiyama ,  Takamasa Ishii ,  Satoru Sawada ,  Taiki Takei

发明人： Shinichi Takeda ,  Masato Inoue ,  Masayoshi Akiyama ,  Takamasa Ishii ,  Satoru Sawada ,  Taiki Takei

IPC分类号： G01T1/20

CPC分类号： G01T1/2018

摘要： A radiation detection apparatus includes a scintillator panel having a scintillator layer which converts radiation into light and a scintillator protective layer which protects the scintillator layer, and a sensor panel having a sensor array in which a plurality of photoelectric converters which detect light from the scintillator layer are arranged and a sensor protective layer which protects the sensor array. The scintillator panel is bonded to the sensor panel by making the scintillator layer adhere to the sensor protective layer by using the scintillator protective layer as an adhesive material. A principal component of the scintillator protective layer is the same as a principal component of the sensor protective layer.

摘要翻译： 辐射检测装置包括具有将辐射转换为光的闪烁体层和保护闪烁体层的闪烁体保护层的闪烁体面板，以及具有传感器阵列的传感器面板，其中检测来自闪烁体层的光的多个光电转换器 并且传感器保护层保护传感器阵列。 通过使用闪烁体保护层作为粘合剂材料，使闪烁体层粘附到传感器保护层上，将闪烁体面板接合到传感器面板。 闪烁体保护层的主要成分与传感器保护层的主要成分相同。

公开(公告)号：US20120119094A1

公开(公告)日：2012-05-17

申请号：US13277353

申请日：2011-10-20

申请人： Masato Inoue ,  Masayoshi Akiyama ,  Shinichi Takeda ,  Satoru Sawada ,  Takamasa Ishii ,  Taiki Takei

发明人： Masato Inoue ,  Masayoshi Akiyama ,  Shinichi Takeda ,  Satoru Sawada ,  Takamasa Ishii ,  Taiki Takei

IPC分类号： G01T1/20 ,  G01T1/202

CPC分类号： G01T1/202

摘要： A scintillator includes a scintillator layer which converts radiation into light, the scintillator layer having a first end forming part of a contour of the scintillator layer and a second end forming another part of the contour, wherein the first end and the second end are located on opposite sides of the scintillator layer when viewed from the center of the scintillator layer, wherein an efficiency of conversion from radiation into light decreases from the first end to the second end.

摘要翻译： 闪烁体包括将辐射转换成光的闪烁体层，闪烁体层具有形成闪烁体层的轮廓的一部分的第一端和形成轮廓的另一部分的第二端，其中第一端和第二端位于 从闪烁体层的中心观察闪烁体层的相反侧，其中从辐射到光的转换的效率从第一端到第二端减小。