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1. 发明授权

US10271813B2 Radiography system, control method, and storage medium 有权
公开(公告)号：US10271813B2
公开(公告)日：2019-04-30
申请号：US15076110
申请日：2016-03-21
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： A61B6/00
摘要： A radiography system for executing long-length imaging by using a plurality of radiation imaging apparatuses includes an acquisition unit configured to acquire respective states of the plurality of radiation imaging apparatuses, and a state control unit configured to shift power consumption of one radiation imaging apparatus to a same state as that of another radiation imaging apparatus based on the respective states acquired by the acquisition unit in a case where at least the one radiation imaging apparatus from among the plurality of radiation imaging apparatuses is in a state where the power consumption is higher than that of the another radiation imaging apparatus.

2. 发明授权

US09638814B2 Radiation imaging apparatus, radiation imaging system, and storage medium 有权
公开(公告)号：US09638814B2
公开(公告)日：2017-05-02
申请号：US14218094
申请日：2014-03-18
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： G01T7/00
CPC分类号： G01T7/00
摘要： A radiation imaging apparatus including a radiation detection unit in which a plurality of photoelectric conversion devices configured to convert radiation into electric charges are arranged and a communication unit configured to output image data formed from electric charges read out from the photoelectric conversion devices includes a setting unit configured to perform setting for connecting the communication unit wirelessly to an external apparatus, by executing processing based on a plurality of setting methods.

3. 发明申请

US20130195251A1 X-RAY IMAGING APPARATUS, INFORMATION PROCESSING APPARATUS, METHODS OF CONTROLLING THE SAME, AND STORAGE MEDIUM 审中-公开
标题翻译： X射线成像装置，信息处理装置，控制方法和存储介质
公开(公告)号：US20130195251A1
公开(公告)日：2013-08-01
申请号：US13743379
申请日：2013-01-17
申请人： CANON KABUSHIKI KAISHA
发明人： Akio Saigusa , Tadahiko Iijima
IPC分类号： H05G1/30
CPC分类号： H05G1/30 , A61B6/548 , A61B6/56 , A61B6/586
摘要： An X-ray imaging apparatus comprises: a wireless communication unit configured to communicate with a control apparatus; a measurement unit configured to measure first and second wireless parameters representing a wireless communication environment; a movement stop detection unit configured to detect a movement stop of the X-ray imaging apparatus based on a temporal variation in the first wireless parameter; a wireless environment determination unit configured to determine one of stability and instability of the wireless communication environment based on a temporal variation in the second wireless parameter; and an output unit configured to output, to the control apparatus, a signal to prohibit an X-ray generation apparatus connected to the control apparatus from performing exposure based on a detection result of the movement stop detection unit and a determination result of the wireless environment determination unit.
摘要翻译： X射线成像装置包括：无线通信单元，被配置为与控制装置通信; 测量单元，被配置为测量表示无线通信环境的第一和第二无线参数; 移动停止检测单元，被配置为基于所述第一无线参数的时间变化来检测所述X射线成像设备的移动停止; 无线环境确定单元，被配置为基于所述第二无线参数的时间变化来确定所述无线通信环境的稳定性和不稳定性之一; 以及输出单元，被配置为基于所述移动停止检测单元的检测结果和所述无线环境的确定结果向所述控制装置输出禁止连接到所述控制装置的X射线产生装置进行曝光的信号决定单位。

4. 发明授权

US11442182B2 Time synchronization system, method of controlling time synchronization system, and radiation imaging system 有权
公开(公告)号：US11442182B2
公开(公告)日：2022-09-13
申请号：US16720516
申请日：2019-12-19
申请人： CANON KABUSHIKI KAISHA
发明人： Akehiko Uchiyama , Tadahiko Iijima
IPC分类号： G01T1/17 , H04J3/06 , H04L29/08 , H04L29/06 , H04L67/12 , H04L67/01
摘要： A time synchronization system includes at least one time server and a plurality of time clients connected to each other via a network. The time client comprises: a communication unit configured to obtain time information of the time server by transmitting/receiving messages to/from the time server; and a time count control unit configured to synchronize time information of an internal timepiece with time information of the time server. The time count control unit controls transmission of the messages by adjusting transmission intervals of the messages to irregular intervals.

5. 发明授权

US10853688B2 Radiation image capturing system 有权
公开(公告)号：US10853688B2
公开(公告)日：2020-12-01
申请号：US16051946
申请日：2018-08-01
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： G06K9/62 , G06T7/00 , G01T1/36 , G01T1/17 , G01N23/2252 , G03B42/02 , G06N3/08
摘要： A radiation image capturing system includes a plurality of radiation image capturing apparatuses that each performs an image capturing operation to capture a radiation image based on radiation emitted from a radiation generating apparatus and transmitted through an object, a control apparatus that communicates with the plurality of radiation image capturing apparatuses, a calculation unit that calculates information about similarity between the radiation image and a reference image, and an image acquisition unit that acquires the radiation image from the radiation image capturing apparatus selected from the plurality of radiation image capturing apparatuses based on the information about similarity.

6. 发明授权

US09962137B2 Control apparatus, radiation imaging apparatus, radiation imaging system, and control method of radiation imaging apparatus, controlling a state of a radiation sensor based on first and second times from an initialization operation 有权
公开(公告)号：US09962137B2
公开(公告)日：2018-05-08
申请号：US14192972
申请日：2014-02-28
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： G01T1/16 , A61B6/00
CPC分类号： A61B6/54 , A61B6/4233 , A61B6/465
摘要： A control apparatus for a radiation sensor, including pixels each for obtaining electric charges, includes: a control unit configured to start driving for imaging in response to radiation irradiation, and stop the driving when a first time elapses after the start of the driving; and a receiving unit configured to externally receive a predetermined instruction signal. The control unit is configured to, in response to reception of the predetermined instruction signal, control a state of the radiation sensor based on a difference between the first time and a second time from the start of the driving to the reception of the predetermined instruction signal.

7. 发明申请

US20140295767A1 RADIATION IMAGING APPARATUS, RADIATION IMAGING SYSTEM, AND STORAGE MEDIUM 有权
标题翻译：辐射成像设备，辐射成像系统和存储介质
公开(公告)号：US20140295767A1
公开(公告)日：2014-10-02
申请号：US14218094
申请日：2014-03-18
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： H04W76/02 , H04W12/08 , G01T1/16
CPC分类号： G01T7/00
摘要： A radiation imaging apparatus including a radiation detection unit in which a plurality of photoelectric conversion devices configured to convert radiation into electric charges are arranged and a communication unit configured to output image data formed from electric charges read out from the photoelectric conversion devices includes a setting unit configured to perform setting for connecting the communication unit wirelessly to an external apparatus, by executing processing based on a plurality of setting methods.
摘要翻译：一种辐射摄像装置，其特征在于，具备放射线检测部，其中配置有将辐射转换为电荷的多个光电转换装置，并且配置为输出从所述光电转换装置读出的电荷形成的图像数据的通信部，被配置为通过执行基于多种设置方法的处理来执行用于将通信单元无线地连接到外部设备的设置。

8. 发明申请

US20220096035A1 RADIOGRAPHIC IMAGING APPARATUS, METHOD OF CONTROLLING THE SAME, RADIOGRAPHIC IMAGING SYSTEM, AND STORAGE MEDIUM 有权
公开(公告)号：US20220096035A1
公开(公告)日：2022-03-31
申请号：US17482199
申请日：2021-09-22
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： A61B6/00 , G01N23/04
摘要： A radiographic imaging apparatus includes a state transition mode selection unit configured to select a state transition mode from among a first state transition mode of changing from a stand-by state to a ready-for-imaging state based on irradiation preparation start information about a radiation generation apparatus and a second state transition mode of changing from the stand-by state to the ready-for-imaging state based on other information excluding the irradiation preparation start information.

9. 发明申请

US20200209409A1 TIME SYNCHRONIZATION SYSTEM, METHOD OF CONTROLLING TIME SYNCHRONIZATION SYSTEM, AND RADIATION IMAGING SYSTEM 审中-公开
公开(公告)号：US20200209409A1
公开(公告)日：2020-07-02
申请号：US16720516
申请日：2019-12-19
申请人： CANON KABUSHIKI KAISHA
发明人： Akehiko Uchiyama , Tadahiko Iijima
IPC分类号： G01T1/17 , H04L29/06 , H04L29/08 , H04J3/06
摘要： A time synchronization system includes at least one time server and a plurality of time clients connected to each other via a network. The time client comprises: a communication unit configured to obtain time information of the time server by transmitting/receiving messages to/from the time server; and a time count control unit configured to synchronize time information of an internal timepiece with time information of the time server. The time count control unit controls transmission of the messages by adjusting transmission intervals of the messages to irregular intervals.

10. 发明申请

US20190042876A1 RADIATION IMAGE CAPTURING SYSTEM 审中-公开
公开(公告)号：US20190042876A1
公开(公告)日：2019-02-07
申请号：US16051946
申请日：2018-08-01
申请人： CANON KABUSHIKI KAISHA
发明人： Tadahiko Iijima
IPC分类号： G06K9/62 , G06T7/00 , G01T1/36 , G03B42/02
摘要： A radiation image capturing system includes a plurality of radiation image capturing apparatuses that each performs an image capturing operation to capture a radiation image based on radiation emitted from a radiation generating apparatus and transmitted through an object, a control apparatus that communicates with the plurality of radiation image capturing apparatuses, a calculation unit that calculates information about similarity between the radiation image and a reference image, and an image acquisition unit that acquires the radiation image from the radiation image capturing apparatus selected from the plurality of radiation image capturing apparatuses based on the information about similarity.

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