Canon Kabushiki Kaisha

Taro Hiroike

Yoichi Ando

Toshikazu Tamura

Hideki Nonaka

Koji Yamazaki

Osamu Takamatsu

Akira Hayama

Hirokazu Ohguri

Asato Kosuge

Norihiko Miyachi

Tadahiko Iijima

Toshiya Ishioka

Rikuto Masuda

A radiography system, comprises: one or more radiography apparatuses configured to detect radiation and capture a radiation image; and a plurality of control apparatuses configured to control the one or more radiography apparatuses, the one or more radiography apparatuses and the plurality of control apparatuses being connected to a communication path. The one or more radiography apparatuses transmit information for identification of the one or more radiography apparatuses to the plurality of control apparatuses in parallel via the communication path, and the plurality of control apparatuses receive the information for identification in parallel.

Radiography system, radiography apparatus used in the radiography system, and control apparatus used in the radiography system

A plurality of radiation imaging systems each comprises a radiation imaging apparatus and a control apparatus. The radiation imaging apparatus comprises a communication unit configured to transmit apparatus information for identifying an apparatus to the control apparatus of the radiation imaging system as a movement destination, a display unit configured to display a name and a state of the radiation imaging apparatus, and a display control unit configured to control the display unit. The control apparatus comprises a search unit configured to search for apparatus information usable in the radiation imaging system as the movement destination based on the transmitted apparatus information, a decision unit configured to decide, based on a result of the search, a name to be assigned to the radiation imaging apparatus, and a communication unit configured to transmit the name to the radiation imaging apparatus.

Radiation imaging apparatus, radiation imaging system, and control method for radiation imaging system

A radiation imaging apparatus includes a radiation detection unit that acquires a radiation image, a decision unit that decides whether or not the radiation image meets a decision criterion of success or failure of imaging, and a storage unit that associates and stores the radiation image and a result of the decision.

Radiation imaging apparatus, control method for radiation imaging apparatus, and program

A radiographic apparatus includes a plurality of notifying units, each including a different way to provide notification, and a switching unit that switches at least one of the notifying units to be used to provide notification based on an arrangement of or imaging mode of the radiographic apparatus.

Radiographic apparatus and radiographic system

A radiographic imaging control apparatus includes a control unit, a setting unit, and an obtaining unit. The control unit performs a first control to cause a radiation sensor to transit into a state where electric charges can be stored if it is determined that a predetermined standby time elapses and performs a second control to cause the radiation sensor to transit into the state where electric charges can be stored in response to a signal received from a detection unit configured to detect start of a generation of radioactive rays. The setting unit designates either the first control or the second control as a control to be performed. The obtaining unit acquires radiation image data from the radiation sensor.

Radiographic imaging control apparatus, radiographic imaging apparatus, radiographic imaging system, method for controlling the same, and computer program relating to the control method

A radiation detection apparatus detects radiation and generates irradiation sensing information corresponding to a dose of detected radiation, senses whether radiation emitted from a radiation generator is detected, based on the generated irradiation sensing information, and receives a control signal from a controller. The apparatus switches detectability for detection of the radiation based on a control signal received from the controller.

Radiation detection apparatus for changing sensitivity of radiation sensing during control for radiation imaging, method of controlling the same, and non-transitory computer-readable storage medium

A portable radiation imaging apparatus configured to wirelessly communicate with a radiation generation apparatus includes a radiation image sensor including a two-dimensional arrangement of a plurality of detection elements configured to detect a radiation generated by the radiation generation apparatus, a wireless communication unit configured to receive a generation condition of the radiation generated by the radiation generation apparatus, a storage unit configured to store the received generation condition and radiation image data obtained by the radiation image sensor in association with each other, and a housing configured to accommodate the radiation image sensor, the wireless communication unit, and the storage unit.

Radiation imaging apparatus and radiation imaging system

A radiation imaging apparatus includes a sensor unit in which a plurality of detecting elements each configured to detect emitted radiation are arranged, and a notification unit configured to make a notification by a sound. As the sound produced from the notification unit, a sound having a fundamental frequency which satisfies a condition determined based on the number of rows of a predetermined area of an image read out from the sensor unit and a readout frequency of signals of each row is used.

Radiation imaging apparatus and control method therefor

A radiation imaging control apparatus includes an exposure switch configured to instruct radiation emission, an acquisition unit configured to acquire a first signal indicating that the exposure switch is pressed, a first connection unit configured to detachably connect with a control unit of a radiant ray detector to transmit a second signal indicating the driving state of the radiant ray detector, a second connection unit configured to detachably connect with a control unit of a radiant ray generation apparatus to transmit a specific signal, and a control unit configured to perform control to output the specific signal via the second connection unit upon acquisition of the first and second signals, wherein the second connection unit is a connector for making wired connection.

Radiant ray generation control apparatus, radiation imaging system, and method for controlling the same

An imaging information processing apparatus including a communication circuit configured to communicate with an X-ray imaging apparatus including an X-ray sensor configured to obtain an X-ray image and an X-ray irradiation detection unit configured to detect irradiation of X-rays on the basis of an output of the X-ray sensor, causes, in response to receipt of a signal indicating a state of the X-ray sensor, a display unit to display a first indication for permitting irradiation of X-rays and causes, upon receipt of image data obtained in response to detection by the X-ray irradiation detection unit before receipt of the signal, the display unit to display a second indication corresponding to the image data.

Imaging information processing apparatus, X-ray imaging apparatus, X-ray imaging system, control method, and program for causing computer to execute control method

Apparatus, method and computer-readable medium storing program for radiographic imaging with elapsed time control of radiation sensor apparatus

Provided is a technique to improve both the image quality of a radiation image and the operability of a radiation imaging apparatus. In the present invention, three or more unirradiated images are obtained before capturing a radiation image, and a temporal change in the amount of electric charges in each pixel is approximated using a non-linear function. At this time, the amount of residual electric charges is determined by evaluating a coefficient of determination of an approximate equation, and the most appropriate offset correction processing method is selected in accordance with the status of the determination.

Radiation imaging apparatus, radiation image processing apparatus, and image processing method

A plurality of electron-emitting devices arranged in a matrix, a row wiring that connects electron-emitting portions of electron-emitting devices arranged in the same line to one another, and a column wiring that connects gate connection members of electron-emitting devices arranged in the same column to one another are included. Each of the plurality of gates is positioned at one side of an electron-emitting portion in an arrangement direction in which the plurality of electron-emitting portions are arranged.

Growing community of inventors

Yamato, Japan

Taro Hiroike