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公开(公告)号:US4521808A
公开(公告)日:1985-06-04
申请号:US280611
申请日:1981-07-06
CPC分类号: H01L27/14 , G01T1/26 , G03G15/222 , G21K4/00 , H05G1/42
摘要: An image scanning apparatus for obtaining radiographic information from a detector system. The apparatus produces a video signal by optical readout of a latent image found in a detector system. The video signal is processed and displayed to provide radiographic information.
摘要翻译: 一种用于从检测器系统获取放射线信息的图像扫描装置。 该装置通过在检测器系统中发现的潜像的光学读出产生视频信号。 视频信号被处理和显示以提供放射照相信息。
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公开(公告)号:US4446365A
公开(公告)日:1984-05-01
申请号:US280401
申请日:1981-07-06
CPC分类号: H01L27/14 , G01T1/26 , G03G15/222 , G21K4/00 , H05G1/42
摘要: A method of operating a photodetector system. The method impresses a surface charge on a photon detector by establishing an electric potential across the detector, storing the detector in the dark, disconnecting the source of electric potential, and electrically connecting layers in the detector.
摘要翻译: 一种操作光电检测器系统的方法。 该方法通过在检测器两端建立电位,将检测器存储在黑暗中,断开电位源以及电连接检测器中的层,从而在光子检测器上施加表面电荷。
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公开(公告)号:US4085324A
公开(公告)日:1978-04-18
申请号:US756634
申请日:1977-01-04
CPC分类号: G03B42/028 , G03B41/00
摘要: Radiation is partially blocked by a pointlike absorber to establish a patterned flux whose intensity distribution is a function of source geometry. The flux strikes a receptor having a proper contrast to spatial frequency characteristic to map an image that is topologically equivalent to the source at an acceptable level of contrast and acuity.Apparatus is disclosed that is capable of practicing the invention in the X-ray and light regions of the electromagnetic spectrum.
摘要翻译: 辐射被点状吸收体部分阻挡,以建立其强度分布是源几何的函数的图案化通量。 磁通量与具有与空间频率特性的适当对比度的受体撞击,以在可接受的对比度和敏锐度水平上映射与源的拓扑学等效的图像。
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