Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But aphysicist has attempted to tackle the problem by mathematically working out the optimumposition for a router. He studied how walls and reflections affected signal strength andconcluded that, as common sense might suggest, there’s just no beating the centre of a housefor router location。
决定在家里的什么位置放置无线路由器来最大程度减少盲点是一门艺术。近来,一位物理学家最近试图用算法来规划处路由器的最佳位置。他研究了墙壁对WiFi信号强度的影响,得出一个似乎是显而易见的结论:没有比房子正中间更好的位置了。
The 'complex' research was carried out by Jason Cole, a PhD physics student at the JohnAdams Institute at Imperial College London. Frustrated at finding numerous Wi-Fi blackspotsaround his flat, Mr Cole turned to mathematics to find out how he could improve his internetconnection. He found that, the waves were hindered not only by walls and closed doors but alsowhen they went around corners. This, he says, is because the signal loses strength when itbounces off objects。
这项“复杂的实验由杰森·科尔,来自伦敦帝国学院约翰·亚当斯研究所的物理博士进行。在自己的公寓发现了太多WiFi信号盲点,科尔选择采取算法提高网络连接速度。他发现WiFi的信号流不止被墙壁和门阻挡,同样也会在角落里减弱。他认为这是因为当信号接触物体之后会减少一些能量。
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