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    • 70. 发明授权
    • Photo detecting pixels and X-ray detector including the same
    • 照相检测像素和X射线检测器包括相同
    • US08698089B2
    • 2014-04-15
    • US12964118
    • 2010-12-09
    • Kwan-Wook Jung
    • Kwan-Wook Jung
    • G01T1/20
    • G01T1/247H04N5/32H04N5/3575H04N5/363
    • An X-ray detector including photodetecting pixels that reduce kTC switching noise. Each pixel includes a first transistor having a first electrode connected to a first power line, a second electrode connected to a first node, and a gate electrode receiving the reset signal; a second transistor having a first electrode connected to the first power line, a second electrode connected to a second node, and a gate electrode connected to the first node; a third transistor having a first electrode connected to the second node, a second electrode connected to a data line, and a gate electrode connected to a gate line; a fourth transistor having a first electrode connected to the first node, a second electrode connected to a photodetecting diode, and a gate electrode receiving the control signal; and the photodetecting diode having a first electrode connected to the fourth transistor, and a second electrode connected to ground.
    • 包括能够降低kTC开关噪声的光检测元件的X射线检测器。 每个像素包括第一晶体管,其具有连接到第一电源线的第一电极,连接到第一节点的第二电极和接收复位信号的栅电极; 第二晶体管,具有连接到第一电源线的第一电极,连接到第二节点的第二电极和连接到第一节点的栅电极; 第三晶体管,具有连接到第二节点的第一电极,连接到数据线的第二电极和连接到栅极线的栅电极; 第四晶体管,具有连接到第一节点的第一电极,连接到光电二极管的第二电极和接收控制信号的栅电极; 并且所述受光二极管具有连接到所述第四晶体管的第一电极和连接到地的第二电极。