Canon Kabushiki Kaisha

Satoru Omura

Motoki Tagawa

Katsushi Kato

Youjirou Hiratsuka

Makoto Aoki

Masaaki Kobayashi

Yohei Saito

Takahiro Koyanagi

Shichihei Sakuragi

Yutaka Ishinari

Tetsuo Shimada

In a wireless communication apparatus according to the present invention, an antenna including an antenna element is disposed at a position closer to an opening of an outer housing than to a fixing member formed of an electric conductor and configured to fix the antenna, and an electric supply unit configured to supply the antenna with electric power and a first region that is positioned on an electric supply unit side of the antenna element are disposed closer to the fixing member than a second region including an open end portion of the antenna element.

Wireless communication apparatus

A radiographic apparatus includes a sensor panel that obtains a radiographic image by converting radiation incident thereon into an electric signal, a sensor support base that supports the sensor panel, and a housing that houses the sensor panel and the sensor support base therein. The housing includes a stack structure including a first conductor layer, a second conductor layer electrically connected to the first conductor layer via an electric connection member, and a nonconductor layer disposed between the first conductor layer and the second conductor layer.

Radiographic apparatus

A radiation imaging apparatus comprises a radiation sensor configured to convert incident radiation to an electrical signal and a housing configured to encompass the radiation sensor, wherein a holding portion that is shaped as a recess is formed in a back face of the housing, the back face being on a side opposite to a radiation incident surface of the housing, and a member having a lower heat conductivity than a heat conductivity of the back face is arranged at a position corresponding to the holding portion in the back face.

Radiation imaging apparatus

A radiographic apparatus of the present invention includes a radiation sensor configured to convert incident radiation into an image signal; a base supporting the radiation sensor; an electronic component, electrically connected to the radiation sensor, that generates heat by being driven; a casing containing the radiation sensor, the base and the electronic component; a heat transfer member disposed in an opposite side to the base across the electronic component, and configured to transfer the heat generated from the electronic component to the casing; and a support member supporting the base and the heat transfer member.

A radiographic imaging apparatus includes a sensor panel, a sound emitting member that provides notification of a state via sound, a casing that contains the sensor panel and the sound emitting member, where the casing includes a first sound transmission hole and a sound transmission member that covers the first sound transmission hole, where the sound transmission member includes a second sound transmission hole with a smaller diameter than a diameter of the first sound transmission hole. The radiographic imaging apparatus includes a detection unit that detects information related to an installed state of the radiographic imaging apparatus and a control unit that controls a volume of the emitted sound based on the detected information.

Radiographic imaging apparatus and radiographic imaging system

A radiographic imaging apparatus comprising: a radiation detector configured to be detachable with respect to a patient platform and detect radiation transmitted through an object in one of a moving image capturing mode and a still image capturing mode; a detection unit configured to detect a shift timing of an image capturing mode; a cooling mechanism configured to cool the radiation detector in one of a first cooling mode and a second cooling mode having a higher cooling capacity than the first cooling mode; and a control unit configured to switch the cooling modes of the cooling mechanism based on detection by the detection unit.

Radiographic imaging apparatus and control method therefor

A mobile radiation imaging apparatus includes a radiation generation unit configured to generate radiation, a cart, a supporting member formed on the cart and configured to hold the radiation generation unit in a movable manner with respect to the cart, a detection unit configured to detect arrangement of the radiation generation unit in a particular non-imaging position, and a control unit configured to limit a motion of the supporting member according to a detection result by the detection unit.

Mobile radiation imaging apparatus and mobile radiation imaging system

A movable X-ray generation apparatus includes an X-ray tube configured to perform irradiation with X-rays, an arm configured to support the X-ray tube, a cart unit configured to support and move the arm, and a monitor mounted on the upper portion of the cart unit. The movable X-ray generation apparatus includes a first member configured to support the monitor to be pivotable about a first rotation axis, and a second member configured to support the first member to be pivotable about a second rotation axis different from the first rotation axis with respect to the cart unit. At least one of the first rotation axis and the second rotation axis provides a rotation axis parallel to the display surface of the monitor and perpendicular to a moving surface on which the cart unit moves.

Movable X-ray generation apparatus

A radiation generation apparatus includes a radiation generator which generates radiation, an arm which supports the radiation generator, and a column which supports the arm. The arm can open and close with respect to the column. The radiation generation apparatus includes a restriction unit which restricts the opening and closing angle of the arm with respect to the column in accordance with the length of the arm.

X-ray radiation generation apparatus with arm angle restriction unit

A radiation generating apparatus and a radiographing apparatus configured to allow a radiation generating unit to be installed at arbitrary positions include an arm configured to support a radiation generating unit that generates radiation, a pillar configured to rotatably support the arm, and a movable base configured to support the pillar and move on a floor surface are provided, and the arm includes an expandable mechanism configured to expand and contract in a longitudinal direction of the arm.

Radiation generating apparatus, radiographing apparatus, and computer readable storage medium storing program

A radiation imaging apparatus includes an irradiation unit configured to irradiate radiation, a positioning unit configured to position the irradiation unit, and a cart unit configured to move while the irradiation unit and the positioning unit are mounted on the cart unit. The radiation imaging apparatus includes a moving unit configured to hold a display unit below the irradiation unit and to slide the display unit along a display screen of the display unit outwardly from the cart unit.

Radiation imaging apparatus and method of controlling radiation imaging apparatus

A radiation imaging apparatus includes an arm configured to support a radiation generating unit that generates radiation, a post configured to support the arm, a movable portion configured to support the post and to be movable on a floor, and a supporting foot portion that is rotatable with respect to the movable portion. The supporting foot portion and the arm are operable to be placed in an open state and a closed state. In a state where the supporting foot portion and the arm are closed, the supporting foot portion covers the radiation generating unit.

Radiation generating device and radiation imaging apparatus

A radiation imaging apparatus includes: a first cooling fan configured to cool a first heat generation portion of a radiation detection unit housed in the radiation imaging apparatus, by blowing a cooling medium to the first heat generation portion; a second cooling fan configured to cool a second heat generation portion of the radiation detection unit housed in the radiation imaging apparatus, which is larger in amount of generated heat than the first heat generation portion, by blowing the cooling medium to the second heat generation portion; and a discharge port formed in a position nearer to the second heat generation portion than to the first heat generation portion and configured to discharge the cooling medium which received heat from the first heat generation portion and the cooling medium which received heat from the second heat generation portion.

A radiation imaging apparatus communicating with a radiation imaging control apparatus for controlling an operation of acquiring a radiation image includes a radiation detection unit configured to detect radiation and to acquire the radiation image, a storage unit configured to store information about a plurality of the radiation imaging control apparatuses, a selection unit configured to select one of the plurality of the radiation imaging control apparatuses as an apparatus to communicate with the radiation imaging apparatus, and a setting unit configured to set communication with the radiation imaging control apparatus selected by the selection unit.

Growing community of inventors

Chigasaki, Japan

Satoru Omura