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公开(公告)号:US06603554B1
公开(公告)日:2003-08-05
申请号:US09746122
申请日:2000-12-22
IPC分类号: G01N1159
摘要: An apparatus and method determines light transmission through a window. The window may be a single-pane or a double-pane window, and may or may not have coatings on its interior/exterior surfaces. Light transmission through the window can be measured based on power levels of light incident on the window and light reflected from the window. Such measurements can be performed for a wireless optical telecommunication system, in situations where it may be difficult or impossible to access both sides of a window to place or retrieve measurement equipment.
摘要翻译: 装置和方法确定通过窗口的光透射。 窗口可以是单窗格或双窗格窗口,并且可以在其内部/外部表面上具有或不具有涂层。 通过窗口的光透射可以基于入射到窗口上的光的功率水平和从窗口反射的光来测量。 在可能难以或不可能访问窗口的两侧以放置或检索测量设备的情况下,可以对无线光通信系统执行这种测量。