Title:
放射線撮像装置、その駆動方法及び放射線撮像システム
Document Type and Number:
Japanese Patent JP6649775
Kind Code:
B2
Abstract:
A radiation imaging apparatus, comprising pixels, a unit including a detecting element and a switch element, a signal line connected to the detecting element through the switch element, and a controller, the controller obtains, before a start of radiation irradiation, a first signal of the signal line with the switch element being in a non-conductive state and a second signal of the signal line with the switch element being in a conductive state, obtains, in response to the start of the irradiation, a third signal of the signal line with the switch element being in the non-conductive state and a fourth signal of the signal line with the switch element being in the conductive state, and performs AEC based on the first to fourth signals.
Inventors:
Kazuya Furumoto
Minoru Watanabe
Keigo Yokoyama
Masato Ofuji
Kawanabe Jun
Kentaro Fujiyoshi
Minoru Watanabe
Keigo Yokoyama
Masato Ofuji
Kawanabe Jun
Kentaro Fujiyoshi
Application Number:
JP2016004613A
Publication Date:
February 19, 2020
Filing Date:
January 13, 2016
Export Citation:
Assignee:
Canon Inc
International Classes:
H04N5/32; A61B6/00; G01T7/00; H04N5/353; H04N5/357
Domestic Patent References:
| JP2015222938A | ||||
| JP2012075077A | ||||
| JP2012204964A | ||||
| JP2014016343A |
Attorney, Agent or Firm:
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu