现在的智能手机一般都带有指南针功能,给我们带来了极大的方便。但你想过没有,它究竟是如何识别方向的呢?迅速普及的智能手机,为我们带来了极大的方便。在使用手机时,有人也许注意到,它还能当指南针用。那么,手机是怎么知道哪个方向是南、哪个方向是北的呢?有人说,“那还不简单,它里头肯定有个指南针呗”。话是这么说,但就算你把手机大卸八块,也不可能在一堆元件中找到那个存在于想象中的“针尖晃晃悠悠指向南方”的“指南针”——的确,手机里根本就没有这个东西。 Today’s smart phones are usually equipped with a compass function, brought us great convenience. But you think no, how does it identify the direction of it? Rapid popularization of the smart phone has brought us great convenience. When using a cellphone, one may notice that it can also be used as a compass. So how does the phone know which direction is south and which direction is north? Some people say, “It’s not easy, it certainly has a compass chant.” That being said, but even if you disassemble the phone, it is impossible to find in the pile of components the “compass” that exists in the imaginary “stitch” pointing south. Indeed, There is no such thing in the phone at all.