Canon Kabushiki Kaisha

Fujitsu Corporation

Cannon Kabushiki Kaisha

Shinichi Takeda

Isao Kobayashi

Noriyuki Kaifu

Masato Inoue

Tadao Endo

Satoru Sawada

Kazuaki Tashiro

Satoshi Okada

Toshio Kameshima

Hidemasa Mizutani

Kazumi Nagano

Satoshi Itabashi

Taiki Takei

Takamasa Ishii

Masakazu Morishita

Yoshihiro Ogawa

Kota Nishibe

Chiori Mochizuki

Keiichi Nomura

Toshikazu Tamura

Eiichi Takami

Akira Tago

Akira Funakoshi

Shinichi Hayashi

Katsuro Takenaka

Tatsundo Kawai

Osamu Hamamoto

Masayoshi Akiyama

Tomoyuki Tamura

Toshimitsu Iso

Minoru Watanabe

Tomoyuki Yagi

Shigeki Watanabe

Hideyuki Okada

Masato Yamanobe

Eriko Sato

Takuya Ryu

Atsushi Iwashita

Toshihiro Saika

Kosuke Terui

Takayuki Ishii

Katsuaki Akama

Takeshi Matsuda

Kyouta Sakai

Atsushi Nagasawa

Jun'ichi Kosaka

Sho Sato

Akiya Nakayama

Kazuo Hironishi

Shoshiro Saruta

Tomoyuki Oike

Yoshiaki Ishii

Tomoaki Ichimura

Yoshito Sasaki

Yoshinobu Matsukawa

Hiroya Egoshi

Tomohiro Hoshina

Noriaki Oguri

Takao Yagi

A radiation imaging apparatus comprises a sensor unit including two sensor boards stacked together, a base supporting the sensor unit, an electrical component on an opposite side to the sensor unit relative to the base, and a heat insulation member including a portion located between the electrical component and the sensor unit. A heat conductivity of the heat insulation member is lower than a heat conductivity of the base.

Radiation imaging apparatus and radiation imaging system

An imaging table includes: a bucky apparatus to which a radiation imaging apparatus capable of being installed; a top plate connected to the bucky apparatus and allowing a subject to get on the top plate; and a rotation mechanism arranged to connect the bucky apparatus and the top plate in a relatively rotatable manner. The imaging table of the present invention can easily correspond to a plurality of imaging techniques.

Imaging table and radiation imaging system

A radiation image capturing apparatus is provided. The radiation image capturing apparatus includes an image capturing unit configured to capture a radiation image. The image capturing unit includes a detection element configured to detect radiation. The radiation image capturing apparatus comprises a processor configured to perform, in accordance with an exposure request from a user, a first reset operation of resetting the detection element, and configured to detect an amount of irradiation of the radiation based on a signal from the detection element after the first reset operation.

Radiation image capturing apparatus, radiation image capturing system, and method of controlling radiation image capturing apparatus

A radiation imaging apparatus is provided. The apparatus comprises a scintillator configured to convert radiation into light, a sensor panel in which a plurality of pixels each comprising a light detector configured to detect the light is arranged, and a processing unit. The processing unit comprises a conversion unit configured to output a detection signal in accordance with a signal generated in the light detector by the incident light and radiation that has transmitted through the scintillator without being converted into light, and a reset control unit configured to determine that the light detector detects the transmitted radiation based on a magnitude of the detection signal and reset the conversion unit if the light detector is determined to detect the transmitted radiation.

Radiation imaging apparatus, control method thereof, and program

A radiation imaging apparatus includes a pixel array, a scanning circuit for scanning a plurality of rows of the pixel array in accordance with a selected mode of a plurality of modes, and a readout circuit configured to read out signals from pixels on a selected row in scanning by the scanning circuit. The plurality of modes include a first mode of performing image capturing at a first frame rate and a second mode of performing image capturing at a second frame rate lower than the first frame rate. The number of times of scanning on the plurality of rows by the scanning circuit in one frame period in the second mode is larger than that of scanning on the plurality of rows by the scanning circuit in one frame period in the first mode.

Radiation imaging apparatus, radiation imaging system, and method of operating radiation imaging apparatus

A radiation imaging apparatus, including a plurality of pixels, a plurality of column lines and a processor, the plurality of pixels including first pixels and second pixels configured to generate signals of different values by receiving radiation rays of equal irradiation rates, and the plurality of pixels being arrayed such that their numbers are different between a first column and a second column of the plurality of columns, wherein the processor, after radiation irradiation is started, obtains a first signal of the first column and a second signal of the second column while maintaining each pixel to an OFF state and performs AEC based on the first and second signals.

Radiation imaging apparatus and method of controlling the same

A radiation imaging apparatus is provided. The apparatus comprises a scintillator configured to convert radiation into light, a sensor panel in which a plurality of pixels each comprising a light detector configured to detect the light is arranged in a two-dimensional array, and a processing unit. The processing unit comprises a signal generating unit configured to output signals indicating intensities of the light detected by the light detector of each of the plurality of pixels, and a detection unit configured to identify a group of pixels each of which outputs a signal of a level exceeding a reference value out of the signals and detect, based on a pattern of the group, pileup in which a plurality of radiation photons is detected as a single radiation photon.

Radiation imaging apparatus, control method thereof, and non-transitory computer-readable storage medium

A radiation image pickup apparatus includes an image pickup panel in which a plurality of image pickup substrates including photoelectric-conversion elements is fixed onto a base, a scintillator portion including a scintillator layer of alkali halide-based columnar crystal and overlaid on the image pickup panel, and a moisture-proof layer provided between the base and the scintillator layer, at least between the plurality of image pickup substrates. The water vapor permeability of the moisture-proof layer is 10 g/m/day or less.

Radiation image pickup apparatus, and radiation image pickup system

A radiation detecting apparatus includes a scintillator and a photoelectric conversion panel. The photoelectric conversion panel includes a frame member disposed on an outer side of a photoelectric conversion section along at least a portion of one side of the photoelectric conversion panel. The frame member includes an inclined surface having a downward slope toward the photoelectric conversion section. The scintillator includes a first scintillator formed continuously on the inclined surface of the frame member and a surface of the photoelectric conversion section, and a second scintillator formed on the first scintillator. The first scintillator has a non-columnar crystal structure, and the second scintillator has a columnar crystal structure.

Radiation detecting apparatus and radiation detecting system

A radiation detection apparatus, comprising a housing including a first plate portion and a second plate portion arranged to face each other, a scintillator configured to convert radiation into light, supported by a supporting portion arranged in a side of the second plate portion in the housing, a sensor panel including a sensor array in which a plurality of sensors for detecting light are arrayed, interposed between the scintillator and the first plate portion in the housing, and a member interposed between the first plate portion and the sensor panel in the housing, wherein the sensor panel is arranged to position an outer edge of the sensor panel outside an outer edge of the scintillator, and the member is arranged to position an outer edge of the member inside the outer edge of the scintillator.

Radiation detection apparatus and imaging system

A radiation imaging apparatus comprising a plurality of sensor units each including a plurality of photoelectric converters, a substrate configured to support the plurality of sensor units, and a scintillator, wherein the scintillator comprises scintillator grains configured to convert radiation into light and a binder configured to make the scintillator grains adhere to each other, and the scintillator includes first portions provided between the plurality of sensor units and a second portion provided on the plurality of sensor units and the substrate.

An electric device, comprising a conductive guard ring formed on a substrate along an outer periphery of the substrate, an electrode formed inside the guard ring on the substrate, and a connecting portion formed above the electrode, for connecting an external apparatus and the electrode, wherein the connecting portion includes a conductive member for electrically connecting the external apparatus and the electrode, and an insulating member formed on a lower surface of the conductive member, and the insulating member exposes a portion of the conductive member, which is positioned immediately above the electrode, and an end of the insulating member is positioned inside the guard ring in planar view such that the conductive member and the guard ring do not contact each other.

Electric device, method for manufacturing the same, and radiation inspection apparatus

An information processing apparatus includes a receiving unit that receives messages, and a control unit that sends an editing message indicating that a reply message responding to a received message received by the receiving unit is being edited, to a sending source of the received message.

Information processing apparatus implementing response to editing message

A radiation detection apparatus includes a sensor panel which includes a photoelectric conversion unit, a scintillator layer disposed above the photoelectric conversion unit and configured to convert radiation into light, a reflection layer disposed above the scintillator layer and configured to reflect part of light generated by the scintillator layer toward the sensor panel; and a protective layer which covers the scintillator layer from above the reflection layer. The scintillator layer is fixed on the sensor panel. The reflection layer is fixed on the protective layer. Part of the protective layer is bonded to the sensor panel with an adhesive material so as to seal the scintillator layer and the reflection layer with the protective layer and the sensor panel. An upper surface of the scintillator layer includes a portion which is not fixed to the reflection layer.

Radiation detection apparatus and radiation detection system

A radiation image pickup apparatus includes a base, at least one image pickup element, a scintillator, a first heat peelable adhesive layer which is arranged between the base and the image pickup element and which fixes the base and the image pickup element, and a second heat peelable adhesive layer which is arranged between the image pickup element and the scintillator and which fixes the image pickup element and the scintillator, and in the radiation image pickup element described above, the first heat peelable adhesive layer contains first heat-expandable microspheres, the second heat peelable adhesive layer contains second heat-expandable microspheres, and the first heat-expandable microspheres have a different expansion starting temperature from that of the second heat-expandable microspheres.

Radiation image pickup apparatus, radiation image pickup system, and method for manufacturing radiation image pickup apparatus

Growing community of inventors

Honjo, Japan

Shinichi Takeda