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    • 2. 发明申请
    • X-RAY DETECTOR WITH IN-PIXEL PROCESSING CIRCUITS
    • 具有内像素处理电路的X射线探测器
    • WO2006097882A3
    • 2007-01-11
    • PCT/IB2006050763
    • 2006-03-10
    • PHILIPS INTELLECTUAL PROPERTYKONINKL PHILIPS ELECTRONICS NVZEITLER GUENTERVOGTMEIER GEREON
    • ZEITLER GUENTERVOGTMEIER GEREON
    • G01T1/202
    • G01T1/202
    • The invention relates to an X-ray detector with an array of pixels (10) that are composed of a scintillation layer (11), a coupling layer (12), and a sensitive layer (13). The coupling layer (12) comprises light guiding units (17) and shielding units (16), wherein the shielding units (16) are disposed above electronic processing circuits (15a, 15b) that are susceptible to disturbances by X-radiation. In an alternative embodiment, the coupling layer comprises a material like lead-glass that is transparent for light and absorbing for X-radiation. Preferably a wavelength- shifting material incorporated into the coupling layer (12) shifts the wavelength (? 1 ) of the photons generated in the scintillation layer (11) to values (? 2 ) at which the sensitive layer (13) has a higher sensitivity.
    • 本发明涉及一种具有由闪烁层(11),耦合层(12)和敏感层(13)组成的像素阵列(10)的X射线检测器。 耦合层(12)包括导光单元(17)和屏蔽单元(16),其中屏蔽单元(16)设置在易受X辐射干扰的电子处理电路(15a,15b)之上。 在替代实施例中,耦合层包括透明的光并吸收X射线的材料,如铅玻璃。 优选结合到耦合层(12)中的波长移动材料将在闪烁层(11)中产生的光子的波长(λ 1)移动到值(λ< >),敏感层(13)具有较高的灵敏度。
    • 5. 发明申请
    • DETECTOR ARRANGEMENT, ESPECIALLY FOR A COMPUTER TOMOGRAPH
    • 探测器安排,特别是计算机断层扫描
    • WO2005052635A3
    • 2005-10-20
    • PCT/IB2004052489
    • 2004-11-19
    • PHILIPS INTELLECTUAL PROPERTYKONINKL PHILIPS ELECTRONICS NVVOGTMEIER GEREON
    • VOGTMEIER GEREON
    • G01T1/20G01T1/29
    • G01T1/2985G01T1/2018
    • A detector arrangement (10) for detecting and transferring detector signals to a processing unit is described. This detector arrangement is provided in particular for use in a computer tomograph for high-resolution detection of X-rays, the processing unit being in the form of a central processing unit or buffer memory (Z) on a rotatable portion of a gantry (1). To transfer the detector signals with the minimum number of contacts or plug-in connectors also in the case of a high-resolution detector arrangement (10), this comprises at least one detector module having a plurality of individual detector elements as well as an electrical unit having an electro-optical transducer for processing the signals of the detector elements and for generating optical detector module output signals.
    • 描述了用于检测检测器信号并将其传送到处理单元的检测器装置(10)。 该检测器装置尤其用于在X射线高分辨率检测的计算机断层摄影装置中使用,该处理单元以机架(1)的可旋转部分上的中央处理单元或缓冲存储器(Z)的形式存在 )。 为了在高分辨率检测器装置(10)的情况下也用最少数量的触点或插入式连接器传送检测器信号,这包括至少一个检测器模块,其具有多个单独的检测器元件以及电气 具有用于处理检测器元件的信号并用于产生光学检测器模块输出信号的电光转换器的单元。