相信读者都有过“堵”的经历,无论是超市购物、车辆收费。人们也多少会有过购买假冒商品或劣质商品而无从查找源头的经历。当有一种技术可以实现在一定距离内快速且无接触扫读信息;能精确定位与跟踪商品之时,以上的烦恼将会得到很大程度的解决。这便是本期特辑的话题——RFID技术。 I believe readers have had “plug” experience, whether it is supermarket shopping, vehicle charges. How often do people have the experience of buying counterfeit or inferior goods without finding the source? When there is a technology that enables fast and contactless scanning of information over a distance, the above troubles can be largely addressed when it comes to precisely locating and tracking items. This is the topic of this issue - RFID technology.